TWI544390B - Capacitive touch display device - Google Patents

Description

電容式觸摸顯示裝置 Capacitive touch display device

本發明涉及觸控技術領域，尤其涉及一種電容式觸摸顯示裝置。 The present invention relates to the field of touch technologies, and in particular, to a capacitive touch display device.

觸摸屏作為一種輸入媒介，是目前最為簡單、方便、自然的一種人機對話模式。因此，觸摸屏越來越多地應用到各種電子產品中，例如手機、筆記本電腦、MP3/MP4等。 As an input medium, touch screen is the most simple, convenient and natural human-machine dialogue mode. Therefore, touch screens are increasingly being applied to various electronic products such as mobile phones, notebook computers, MP3/MP4, and the like.

根據工作原理和檢測觸摸資訊的介質的不同，觸摸屏可分為電阻式、電容式、紅外線式、表面聲波等類型。其中，電容式觸摸屏技術由於具有工藝簡單、壽命長、透光率高等的原因成為目前主流的觸摸屏技術。 According to the working principle and the medium for detecting touch information, the touch screen can be classified into resistive type, capacitive type, infrared type, surface acoustic wave and the like. Among them, the capacitive touch screen technology has become the mainstream touch screen technology due to its simple process, long life and high transmittance.

電容式觸摸屏可以分為互電容式觸摸屏和自電容式觸摸屏。互電容式觸摸屏中設置有多條驅動電極和多條感應電極，驅動電電極和感應電極交疊處存在互電容，通過測量手指觸碰觸摸屏所引起的互電容變化，可以獲得手指碰觸觸摸屏的位置。自電容式觸摸屏中檢測的是驅動電極或感應電極與地端形成的電容，基於手指觸碰觸摸屏時引起的電容變化進行位置檢測，更多的關於自電容式觸摸屏的技術方案可參考公開號為CN103207711A的中國專利申請。 Capacitive touch screens can be divided into mutual capacitive touch screens and self-capacitive touch screens. The mutual capacitive touch screen is provided with a plurality of driving electrodes and a plurality of sensing electrodes, and the mutual capacitance of the driving electrode and the sensing electrode overlaps, and the mutual capacitance change caused by the finger touching the touch screen can be obtained, and the finger touches the touch screen. position. The self-capacitive touch screen detects the capacitance formed by the driving electrode or the sensing electrode and the ground end, and performs position detection based on the capacitance change caused by the finger touching the touch screen. More technical solutions for the self-capacitive touch screen can be referred to as the publication number. Chinese patent application of CN103207711A.

為了使應用觸摸屏的顯示裝置更輕薄，現有技術發展了內嵌式觸摸屏(In-cell touch panel)技術。參考圖1，示出了現有技術一種具有內嵌式觸摸屏的液晶顯示裝置，所述液晶顯示裝置自下至上依次包括：薄膜電晶體(TFT，Thin Film Transistor)基板1、液晶層2和彩色濾光片(CF,Color Filter)基板3，其中，TFT基板包括：第一玻璃基板11、位於第一玻璃基板11上的薄膜電晶體12，CF基板由下至上依次包括：公共電極 層31、彩色濾光片32、觸摸屏33、第二玻璃基板34。 In order to make the display device to which the touch screen is applied lighter and thinner, the prior art has developed an in-cell touch panel technology. Referring to FIG. 1 , a liquid crystal display device with an in-cell touch panel is shown in the prior art. The liquid crystal display device includes, in order from bottom to top, a thin film transistor (TFT) substrate 1, a liquid crystal layer 2, and a color filter. a CF (Color Filter) substrate 3, wherein the TFT substrate comprises: a first glass substrate 11 and a thin film transistor 12 on the first glass substrate 11, the CF substrate including: a common electrode from bottom to top in order The layer 31, the color filter 32, the touch panel 33, and the second glass substrate 34.

現有的內嵌式觸摸屏雖然實現了觸摸屏和顯示裝置的一體化，但是仍然不能滿足產品輕薄化的要求。 Although the existing in-cell touch panel realizes the integration of the touch screen and the display device, it still cannot meet the requirements of thinning and thinning of the product.

本發明解決的問題是提供一種電容式觸摸顯示裝置，使電容式觸摸顯示裝置更加輕薄。 The problem to be solved by the present invention is to provide a capacitive touch display device that makes the capacitive touch display device thinner and lighter.

為解決上述問題，本發明提供一種電容式觸摸顯示裝置，用於實現觸摸感應和顯示包括：第一基板；第二基板，與所述第一基板相對設置；液晶層，位於所述第一基板和第二基板之間；共用電極層，位於所述第一基板和第二基板之間，所述共用電極層包括矩陣式排布的多個電極單元，所述電極單元包括相對設置的第一齒形電極和第二齒形電極，所述第一齒形電極和第二齒形電極在觸摸感應階段用作觸摸感應電極，在顯示階段用作公共電極。 In order to solve the above problems, the present invention provides a capacitive touch display device for implementing touch sensing and display, comprising: a first substrate; a second substrate disposed opposite to the first substrate; and a liquid crystal layer located on the first substrate Between the second substrate and the second substrate; the common electrode layer is disposed between the first substrate and the second substrate, the common electrode layer includes a plurality of electrode units arranged in a matrix, and the electrode unit includes a first disposed opposite A toothed electrode and a second toothed electrode, the first and second toothed electrodes are used as touch sensing electrodes in a touch sensing phase and as a common electrode in a display phase.

可選地，所述多個電極單元呈單行多列矩陣式排布、兩行多列矩陣式排布或多行多列矩陣式排布，所述第一齒形電極和第二齒形電極的齒沿列方向延伸。 Optionally, the plurality of electrode units are arranged in a single row and multi-column matrix, two rows and multiple columns matrix arrangement or a multi-row multi-column matrix arrangement, and the first toothed electrode and the second toothed electrode are arranged. The teeth extend in the column direction.

可選地，所述多個電極單元呈單列多行矩陣式排布、兩列多行矩陣式排布或者多列多行矩陣式排布，所述第一齒形電極和第二齒形電極的齒沿行方向延伸。 Optionally, the plurality of electrode units are arranged in a single column multi-row matrix, two columns in a multi-row matrix arrangement or a multi-column multi-row matrix arrangement, the first toothed electrode and the second toothed electrode The teeth extend in the row direction.

可選地，所述第一齒形電極和第二齒形電極為單齒結構或多齒結構。 Optionally, the first toothed electrode and the second toothed electrode are a single tooth structure or a multi-tooth structure.

可選地，所述第一齒形電極和第二齒形電極的齒為三角形或梯形。 Optionally, the teeth of the first toothed electrode and the second toothed electrode are triangular or trapezoidal.

可選地，所述電極單元包括一個或者多個第一齒形電極和一個或者多個第二齒形電極。 Optionally, the electrode unit comprises one or more first toothed electrodes and one or more second toothed electrodes.

可選地，不同電極單元具有相同個數的齒形或不同個數的齒 形。 Optionally, different electrode units have the same number of teeth or different numbers of teeth shape.

可選地，同一電極單元中齒形電極的形狀相同或不同。 Alternatively, the shapes of the toothed electrodes in the same electrode unit are the same or different.

可選地，不同電極單元中齒形電極的形狀相同或不同。 Alternatively, the shapes of the toothed electrodes in the different electrode units are the same or different.

可選地，所述共用電極層為單層結構，或者，所述共用電極層為相互之間電連接的多層結構。 Optionally, the common electrode layer is a single layer structure, or the common electrode layer is a multi-layer structure electrically connected to each other.

可選地，還包括：顯示觸控晶片，與各電極單元的第一齒形電極和第二齒形電極分別電連接，用於分時驅動所述裝置，在觸摸感應階段分別檢測各電極單元中第一齒形電極和第二齒形電極的電容變化，在顯示階段向各電極單元中第一齒形電極和第二齒形電極均載入公共電極電壓並驅動顯示像素電極。 Optionally, the method further includes: displaying the touch wafer, electrically connecting to the first toothed electrode and the second toothed electrode of each electrode unit, respectively, for driving the device in a time division manner, and detecting each electrode unit in the touch sensing phase The capacitance changes of the first toothed electrode and the second toothed electrode are loaded into the common electrode voltage and drive the display pixel electrode to the first toothed electrode and the second toothed electrode in each of the electrode units in the display phase.

可選地，所述顯示觸控晶片設置為檢測各電極單元中第一齒形電極和第二齒形電極的自電容。 Optionally, the display touch wafer is configured to detect a self-capacitance of the first toothed electrode and the second toothed electrode in each of the electrode units.

可選地，所述顯示觸控晶片包括：觸摸控制電路，用於在觸摸感應時分別檢測各電極單元中第一齒形電極和第二齒形電極的電容變化；顯示控制電路，用於在顯示時向各電極單元中第一齒形電極和第二齒形電極載入公共電極電壓並驅動顯示像素電極；所述觸摸控制電路與所述顯示控制電路通過通訊裝置實現耦接，所述觸摸控制電路用於在觸摸感應結束後通過所述通訊裝置通知所述顯示控制電路進行顯示，所述顯示控制電路用於在顯示結束後通過所述通訊裝置通知所述觸摸控制電路進行觸摸感應。 Optionally, the display touch wafer includes: a touch control circuit, configured to respectively detect capacitance changes of the first toothed electrode and the second toothed electrode in each electrode unit during touch sensing; and display control circuit for Displaying, when displaying, loading a common electrode voltage into the first toothed electrode and the second toothed electrode of each electrode unit and driving the display pixel electrode; the touch control circuit and the display control circuit are coupled by a communication device, the touch The control circuit is configured to notify the display control circuit to display by the communication device after the touch sensing ends, and the display control circuit is configured to notify the touch control circuit to perform touch sensing by the communication device after the display ends.

可選地，所述多個電極單元呈兩列多行矩陣式排布，所述觸摸控制電路包括：第一觸摸控制電路，用於在觸摸感應時分別檢測第一列各電極單元中第一齒形電極和第二齒形電極的電容變化；第二觸摸控制電路，用於在觸摸感應時分別檢測第二列各電極單元中第一齒形電極和第二齒形電極的電容變化；所述第一觸摸控制電路和所述第二觸摸控制電路分別位於所述顯示控制電路的兩側。 Optionally, the plurality of electrode units are arranged in a matrix of two rows and a plurality of rows, and the touch control circuit includes: a first touch control circuit, configured to respectively detect the first one of each electrode unit in the first column during touch sensing a capacitance change of the toothed electrode and the second toothed electrode; and a second touch control circuit for detecting a change in capacitance of the first toothed electrode and the second toothed electrode in each of the electrode units of the second column during touch sensing; The first touch control circuit and the second touch control circuit are respectively located at two sides of the display control circuit.

可選地，所述顯示觸控晶片包括：觸摸控制電路，用於分別檢測各電極單元中第一齒形電極和第二齒形電極的電容變化；顯示控 制電路，用於向各電極單元中第一齒形電極和第二齒形電極載入公共電極電壓並驅動顯示像素電極；主控制電路，與所述觸摸控制電路和所述顯示控制電路耦接，用於分時地觸發所述觸摸控制電路和所述顯示控制電路。 Optionally, the display touch wafer includes: a touch control circuit, configured to respectively detect capacitance changes of the first toothed electrode and the second toothed electrode in each electrode unit; a circuit for loading a common electrode voltage into the first toothed electrode and the second toothed electrode of each electrode unit and driving the display pixel electrode; a main control circuit coupled to the touch control circuit and the display control circuit And for triggering the touch control circuit and the display control circuit in a time-sharing manner.

可選地，所述顯示觸控晶片還包括：多個第一開關，位於第一齒形電極或第二齒形電極與所述觸摸控制電路之間，所述第一開關連通時所述電容式觸摸顯示裝置進行觸摸感應；多個第二開關，位於第一齒形電極或第二齒形電極與所述顯示控制電路之間，所述第二開關連通時所述電容式觸摸顯示裝置進行顯示。 Optionally, the display touch wafer further includes: a plurality of first switches between the first toothed electrode or the second toothed electrode and the touch control circuit, and the capacitor when the first switch is in communication The touch display device performs touch sensing; the plurality of second switches are located between the first toothed electrode or the second toothed electrode and the display control circuit, and the capacitive touch display device performs when the second switch is in communication display.

可選地，還包括：連接導線，用於實現第一齒形電極或第二齒形電極與顯示觸控晶片的電連接。 Optionally, the method further includes: connecting wires for realizing electrical connection between the first toothed electrode or the second toothed electrode and the display touch wafer.

可選地，所述連接導線與所述共用電極層位於同一層。 Optionally, the connecting wire is in the same layer as the common electrode layer.

可選地，所述連接導線與所述共用電極層位於不同層，所述連接導線通過通孔與所述第一齒形電極或第二齒形電極實現電連接。 Optionally, the connecting wire and the common electrode layer are located in different layers, and the connecting wire is electrically connected to the first toothed electrode or the second toothed electrode through the through hole.

可選地，所述通孔與所述第一齒形電極或第二齒形電極的位置相對應。 Optionally, the through hole corresponds to a position of the first toothed electrode or the second toothed electrode.

可選地，所述連接導線的材料為不透光導電材料，所述連接導線與電容式觸摸顯示裝置中非透光區域的位置相對應。 Optionally, the material of the connecting wire is an opaque conductive material, and the connecting wire corresponds to a position of a non-light transmitting region in the capacitive touch display device.

可選地，所述連接導線與黑色矩陣的位置相對應。 Optionally, the connecting wires correspond to the positions of the black matrix.

可選地，所述電容式觸摸顯示裝置為FFS型顯示裝置；所述第二基板上依次設置有薄膜電晶體和像素電極；所述共用電極層位於所述液晶層與所述像素電極之間。 Optionally, the capacitive touch display device is an FFS type display device; a thin film transistor and a pixel electrode are sequentially disposed on the second substrate; the common electrode layer is located between the liquid crystal layer and the pixel electrode .

可選地，所述連接導線設置於所述共用電極層中。 Optionally, the connecting wire is disposed in the common electrode layer.

可選地，所述共用電極層與所述液晶層之間或所述共用電極層與所述像素電極之間設置有導電層，所述導電層與所述共用電極層之間設置有絕緣層；所述連接導線設置於所述導電層中，所述連接導線通過貫穿所述絕緣層的通孔與共用電極層中的第一齒形電極或第二齒形電極實現電連接。 Optionally, a conductive layer is disposed between the common electrode layer and the liquid crystal layer or between the common electrode layer and the pixel electrode, and an insulating layer is disposed between the conductive layer and the common electrode layer. The connecting wire is disposed in the conductive layer, and the connecting wire is electrically connected to the first toothed electrode or the second toothed electrode in the common electrode layer through a through hole penetrating the insulating layer.

可選地，還包括依次位於所述第二基板上的控制線層和資料線層；所述連接導線位於所述控制線層，所述共用電極層與所述控制線層之間設置有絕緣層，所述連接導線通過貫穿所述絕緣層的通孔與共用電極層中的第一齒形電極或第二齒形電極實現電連接。 Optionally, the method further includes a control line layer and a data line layer sequentially located on the second substrate; the connection wire is located in the control line layer, and the insulation between the common electrode layer and the control line layer is provided a layer, the connecting wire is electrically connected to the first toothed electrode or the second toothed electrode in the common electrode layer through a through hole penetrating the insulating layer.

可選地，還包括依次位於所述第二基板上的控制線層和資料線層；所述連接導線位於所述資料線層，所述共用電極層與所述資料線層之間設置有絕緣層，所述連接導線通過貫穿所述絕緣層的通孔與共用電極層中的第一齒形電極或第二齒形電極實現電連接。 Optionally, the method further includes a control line layer and a data line layer sequentially located on the second substrate; the connection wire is located in the data line layer, and the insulation between the common electrode layer and the data line layer is provided a layer, the connecting wire is electrically connected to the first toothed electrode or the second toothed electrode in the common electrode layer through a through hole penetrating the insulating layer.

可選地，所述電容式觸摸顯示裝置為TN型顯示裝置；所述第一基板與所述共用電極層之間還設置有彩色濾光片層；所述共用電極層位於所述液晶層與所述彩色濾光片層之間。 Optionally, the capacitive touch display device is a TN type display device; a color filter layer is further disposed between the first substrate and the common electrode layer; and the common electrode layer is located on the liquid crystal layer Between the color filter layers.

可選地，所述連接導線設置於所述共用電極層中。 Optionally, the connecting wire is disposed in the common electrode layer.

可選地，所述共用電極層與所述液晶層之間設置有導電層，所述導電層與所述共用電極層之間設置有絕緣層；所述連接導線設置於所述導電層中，所述連接導線通過貫穿所述絕緣層的通孔與共用電極層中的第一齒形電極或第二齒形電極實現電連接。 Optionally, a conductive layer is disposed between the common electrode layer and the liquid crystal layer, and an insulating layer is disposed between the conductive layer and the common electrode layer; the connecting wire is disposed in the conductive layer. The connecting wire is electrically connected to the first toothed electrode or the second toothed electrode in the common electrode layer through a through hole penetrating the insulating layer.

可選地，所述共用電極層的材料是氧化銦錫或者石墨烯。 Optionally, the material of the common electrode layer is indium tin oxide or graphene.

可選地，所述連接導線的材料是氧化銦錫、石墨烯或金屬。 Optionally, the material of the connecting wire is indium tin oxide, graphene or metal.

相應地，本發明還提供一種電容式觸摸顯示裝置，用於實現觸摸感應和顯示，包括：第一基板；第二基板，與所述第一基板相對設置；液晶層，位於所述第一基板和第二基板之間；共用電極層，位於所述第一基板和第二基板之間，所述共用電極層包括一維矩陣式排布的多個電極，所述多個電極在感應階段用作觸摸感應電極，在顯示階段用作公共電極。 Correspondingly, the present invention further provides a capacitive touch display device for implementing touch sensing and display, comprising: a first substrate; a second substrate disposed opposite to the first substrate; and a liquid crystal layer located on the first substrate Between the second substrate and the second substrate; the common electrode layer is disposed between the first substrate and the second substrate, the common electrode layer includes a plurality of electrodes arranged in a one-dimensional matrix, and the plurality of electrodes are used in the sensing stage As a touch sensing electrode, it acts as a common electrode during the display phase.

可選地，所述電極形狀是正多邊形、長條形、圓形或橢圓形。 Optionally, the electrode shape is a regular polygon, a strip shape, a circle shape or an elliptical shape.

可選地，還包括：顯示觸控晶片，與各電極分別電連接，用於分時觸發觸摸感應階段和顯示階段，還用於在觸摸感應階段分別檢測 各電極的電容變化，在顯示階段向各電極均載入公共電極電壓。 Optionally, the method further includes: displaying a touch wafer, electrically connecting each electrode, for triggering the touch sensing phase and the display phase in a time division manner, and separately detecting the touch sensing phase The capacitance of each electrode changes, and the common electrode voltage is applied to each electrode in the display phase.

可選地，所述顯示觸控晶片設置為檢測各電極的自電容。 Optionally, the display touch wafer is configured to detect a self-capacitance of each electrode.

可選地，所述顯示觸控晶片包括：觸摸控制電路，用於在觸摸感應時分別檢測各電極的電容變化；顯示控制電路，用於在顯示時向各電極載入公共電極電壓；所述觸摸控制電路與所述顯示控制電路通過通訊裝置實現耦接，所述觸摸控制電路用於在觸摸感應結束後通過所述通訊裝置通知所述顯示控制電路進行顯示，所述顯示控制電路用於在顯示結束後通過所述通訊裝置通知所述觸摸控制電路進行觸摸感應。 Optionally, the display touch wafer includes: a touch control circuit configured to respectively detect a change in capacitance of each electrode during touch sensing; and a display control circuit configured to load a common electrode voltage to each electrode during display; The touch control circuit and the display control circuit are coupled by a communication device, and the touch control circuit is configured to notify the display control circuit to display by the communication device after the touch sensing ends, where the display control circuit is configured to After the display ends, the touch control circuit is notified by the communication device to perform touch sensing.

可選地，所述顯示觸控晶片包括：觸摸控制電路，用於分別檢測各電極的電容變化；顯示控制電路，用於向各電極載入公共電極電壓；主控制電路，與所述觸摸控制電路和所述顯示控制電路耦接，用於分時地觸發所述觸摸控制電路和所述顯示控制電路。 Optionally, the display touch wafer comprises: a touch control circuit for respectively detecting a capacitance change of each electrode; a display control circuit for loading a common electrode voltage to each electrode; a main control circuit, and the touch control The circuit is coupled to the display control circuit for time-divisionally triggering the touch control circuit and the display control circuit.

可選地，所述顯示觸控晶片還包括：多個第一開關，位於各電極與所述觸摸控制電路之間，所述第一開關連通時所述電容式觸摸顯示裝置進行觸摸感應；多個第二開關，位於各電極與所述顯示控制電路之間，所述第二開關連通時所述電容式觸摸顯示裝置進行顯示。 Optionally, the display touch wafer further includes: a plurality of first switches located between the electrodes and the touch control circuit, wherein the capacitive touch display device performs touch sensing when the first switch is in communication; The second switch is located between each electrode and the display control circuit, and the capacitive touch display device performs display when the second switch is in communication.

可選地，還包括：位於一維矩陣式排布的多個電極週邊區域的連接導線，用於實現電極與顯示觸控晶片的電連接。 Optionally, the method further includes: connecting wires located in a plurality of electrode peripheral regions of the one-dimensional matrix arrangement for realizing electrical connection between the electrodes and the display touch wafer.

可選地，所述連接導線設置於所述共用電極層。 Optionally, the connecting wire is disposed on the common electrode layer.

可選地，所述連接導線與所述共用電極層位於不同層，所述連接導線通過通孔與所述電極實現電連接。 Optionally, the connecting wire and the common electrode layer are located in different layers, and the connecting wire is electrically connected to the electrode through the through hole.

可選地，所述通孔與所述電極的位置相對應。 Optionally, the through hole corresponds to a position of the electrode.

可選地，所述連接導線的材料為不透光導電材料，所述連接導線與電容式觸摸顯示裝置中非透光區域的位置相對應。 Optionally, the material of the connecting wire is an opaque conductive material, and the connecting wire corresponds to a position of a non-light transmitting region in the capacitive touch display device.

可選地，所述連接導線與黑色矩陣的位置相對應。 Optionally, the connecting wires correspond to the positions of the black matrix.

可選地，所述電容式觸摸顯示裝置為FFS型顯示裝置；所述第二基板上依次設置有薄膜電晶體和像素電極；所述共用電極層位於所述 液晶層與所述像素電極之間。 Optionally, the capacitive touch display device is an FFS type display device; the second substrate is sequentially provided with a thin film transistor and a pixel electrode; the common electrode layer is located at the Between the liquid crystal layer and the pixel electrode.

可選地，所述連接導線設置於所述共用電極層中。 Optionally, the connecting wire is disposed in the common electrode layer.

可選地，所述共用電極層與所述液晶層之間或所述共用電極層與所述像素電極之間設置有導電層，所述導電層與所述共用電極層之間設置有絕緣層；所述連接導線設置於所述導電層中，所述連接導線通過貫穿所述絕緣層的通孔與共用電極層中的電極實現電連接。 Optionally, a conductive layer is disposed between the common electrode layer and the liquid crystal layer or between the common electrode layer and the pixel electrode, and an insulating layer is disposed between the conductive layer and the common electrode layer. The connecting wire is disposed in the conductive layer, and the connecting wire is electrically connected to an electrode in the common electrode layer through a through hole penetrating the insulating layer.

可選地，還包括依次位於所述第二基板上的控制線層和資料線層；所述連接導線位於所述控制線層，所述共用電極層與所述控制線層之間設置有絕緣層，所述連接導線通過貫穿所述絕緣層的通孔與共用電極層中的電極實現電連接。 Optionally, the method further includes a control line layer and a data line layer sequentially located on the second substrate; the connection wire is located in the control line layer, and the insulation between the common electrode layer and the control line layer is provided a layer, the connecting wire is electrically connected to an electrode in the common electrode layer through a through hole penetrating the insulating layer.

可選地，還包括依次位於所述第二基板上的控制線層和資料線層；所述連接導線位於所述資料線層，所述共用電極層與所述資料線層之間設置有絕緣層，所述連接導線通過貫穿所述絕緣層的通孔與共用電極層中的電極實現電連接。 Optionally, the method further includes a control line layer and a data line layer sequentially located on the second substrate; the connection wire is located in the data line layer, and the insulation between the common electrode layer and the data line layer is provided a layer, the connecting wire is electrically connected to an electrode in the common electrode layer through a through hole penetrating the insulating layer.

可選地，所述電容式觸摸顯示裝置為TN型顯示裝置；所述第一基板與所述共用電極層之間還設置有彩色濾光片層；所述共用電極層位於所述液晶層與所述彩色濾光片層之間。 Optionally, the capacitive touch display device is a TN type display device; a color filter layer is further disposed between the first substrate and the common electrode layer; and the common electrode layer is located on the liquid crystal layer Between the color filter layers.

可選地，所述連接導線設置於所述共用電極層中。 Optionally, the connecting wire is disposed in the common electrode layer.

可選地，所述共用電極層與所述液晶層之間設置有導電層，所述導電層與所述共用電極層之間設置有絕緣層；所述連接導線設置於所述導電層中，所述連接導線通過貫穿所述絕緣層的通孔與共用電極層中的電極實現電連接。 Optionally, a conductive layer is disposed between the common electrode layer and the liquid crystal layer, and an insulating layer is disposed between the conductive layer and the common electrode layer; the connecting wire is disposed in the conductive layer. The connecting wires are electrically connected to the electrodes in the common electrode layer through through holes penetrating the insulating layer.

可選地，所述共用電極層的材料是氧化銦錫或者石墨烯。 Optionally, the material of the common electrode layer is indium tin oxide or graphene.

可選地，所述連接導線的材料是氧化銦錫、石墨烯或金屬。 Optionally, the material of the connecting wire is indium tin oxide, graphene or metal.

與現有技術相比，本發明的技術方案具有以下優點： Compared with the prior art, the technical solution of the present invention has the following advantages:

共用電極層的第一齒形電極和第二齒形電極在用作公共電極的同時還用作觸摸感應電極，減少了電容式觸摸顯示裝置的厚度，還可以 減小電容式觸摸顯示裝置的重量。 The first toothed electrode and the second toothed electrode of the common electrode layer are also used as a touch sensing electrode while serving as a common electrode, which reduces the thickness of the capacitive touch display device, and can also Reduce the weight of the capacitive touch display device.

共用電極層中一維矩陣式排布的多個電極在用作公共電極的同時還用作觸摸感應電極，減少了電容式觸摸顯示裝置的厚度，還可以減小電容式觸摸顯示裝置的重量。 The plurality of electrodes arranged in a one-dimensional matrix in the common electrode layer are also used as a touch sensing electrode while serving as a common electrode, which reduces the thickness of the capacitive touch display device and also reduces the weight of the capacitive touch display device.

101‧‧‧第一基板 101‧‧‧First substrate

107‧‧‧彩色濾光片 107‧‧‧Color filters

102‧‧‧第二基板 102‧‧‧second substrate

106‧‧‧薄膜電晶體 106‧‧‧film transistor

1051‧‧‧數據線層 1051‧‧‧Data line layer

1052‧‧‧控制線層 1052‧‧‧Control line layer

103‧‧‧液晶層 103‧‧‧Liquid layer

104‧‧‧共用電極層 104‧‧‧Common electrode layer

110‧‧‧電極單元 110‧‧‧electrode unit

120‧‧‧連接導線 120‧‧‧Connecting wires

1101‧‧‧第一齒形電極 1101‧‧‧First toothed electrode

1102‧‧‧第二齒形電極 1102‧‧‧second toothed electrode

130‧‧‧顯示觸控晶片 130‧‧‧ display touch chip

106‧‧‧薄膜電晶體 106‧‧‧film transistor

131‧‧‧顯示控制電路 131‧‧‧Display control circuit

132‧‧‧觸摸控制電路 132‧‧‧Touch control circuit

S1、S2、S3……Sn-1、Sn‧‧‧第一開關 S1, S2, S3...Sn-1, Sn‧‧‧ first switch

C1、C2、C3……Cn-1、Cn‧‧‧第二開關 C1, C2, C3...Cn-1, Cn‧‧‧second switch

133‧‧‧主控制電路 133‧‧‧Main control circuit

230‧‧‧顯示控制電路 230‧‧‧Display control circuit

231‧‧‧第一觸摸控制電路 231‧‧‧First touch control circuit

232‧‧‧第二觸摸控制電路 232‧‧‧Second touch control circuit

310‧‧‧電極單元 310‧‧‧electrode unit

3101‧‧‧第一齒形電極 3101‧‧‧First toothed electrode

3102‧‧‧第二齒形電極 3102‧‧‧Second toothed electrode

310‧‧‧矩陣式電極單元 310‧‧‧Mask electrode unit

210‧‧‧電極單元 210‧‧‧Electrode unit

2101‧‧‧第一齒形電極 2101‧‧‧First toothed electrode

2102‧‧‧第二齒形電極 2102‧‧‧second toothed electrode

220‧‧‧電極單元 220‧‧‧electrode unit

2201‧‧‧第一齒形電極 2201‧‧‧First toothed electrode

2202‧‧‧第二齒形電極 2202‧‧‧Second toothed electrode

2203‧‧‧第一連接導線 2203‧‧‧First connecting wire

2204‧‧‧第二連接導線 2204‧‧‧Second connecting wire

214‧‧‧電極單元 214‧‧‧electrode unit

314‧‧‧電極單元 314‧‧‧electrode unit

414‧‧‧電極單元 414‧‧‧electrode unit

201‧‧‧第一基板 201‧‧‧First substrate

207‧‧‧彩色濾光片 207‧‧‧Color filters

202‧‧‧第二基板 202‧‧‧second substrate

206‧‧‧薄膜電晶體 206‧‧‧film transistor

2051‧‧‧資料線層 2051‧‧‧data layer

2052‧‧‧控制線層 2052‧‧‧Control line layer

203‧‧‧液晶層 203‧‧‧Liquid layer

204‧‧‧電極層 204‧‧‧electrode layer

208‧‧‧絕緣層 208‧‧‧Insulation

211‧‧‧導電層 211‧‧‧ Conductive layer

2041‧‧‧第一齒形電極 2041‧‧‧First toothed electrode

2042‧‧‧第二齒形電極 2042‧‧‧Second toothed electrode

207‧‧‧彩色濾光片 207‧‧‧Color filters

304‧‧‧電極層 304‧‧‧electrode layer

308‧‧‧絕緣層 308‧‧‧Insulation

311‧‧‧導電層 311‧‧‧ Conductive layer

401‧‧‧第一基板 401‧‧‧First substrate

402‧‧‧第二基板 402‧‧‧second substrate

406‧‧‧薄膜電晶體 406‧‧‧film transistor

407‧‧‧彩色濾光片 407‧‧‧Color filters

4071‧‧‧黑色矩陣 4071‧‧‧Black matrix

4051‧‧‧資料線層 4051‧‧‧data layer

4052‧‧‧控制線層 4052‧‧‧Control line layer

403‧‧‧液晶層 403‧‧‧Liquid layer

404‧‧‧共用電極層 404‧‧‧Common electrode layer

502‧‧‧第二基板 502‧‧‧second substrate

506‧‧‧薄膜電晶體 506‧‧‧film transistor

5051‧‧‧資料線層 5051‧‧‧data layer

5052‧‧‧控制線層 5052‧‧‧Control line layer

503‧‧‧液晶層 503‧‧‧Liquid layer

504‧‧‧共用電極層 504‧‧‧Common electrode layer

508‧‧‧絕緣層 508‧‧‧Insulation

507‧‧‧彩色濾光片 507‧‧‧Color Filters

5071‧‧‧黑色矩陣 5071‧‧‧Black matrix

601‧‧‧第一基板 601‧‧‧First substrate

607‧‧‧濾光片 607‧‧‧Filter

602‧‧‧第二基板 602‧‧‧second substrate

603‧‧‧液晶層 603‧‧‧Liquid layer

604‧‧‧共用電極層 604‧‧‧Common electrode layer

605‧‧‧像素電極 605‧‧‧pixel electrode

606‧‧‧薄膜電晶體 606‧‧‧film transistor

704‧‧‧共用電極層 704‧‧‧Common electrode layer

703‧‧‧液晶層 703‧‧‧Liquid layer

708‧‧‧絕緣層 708‧‧‧Insulation

710‧‧‧導電層 710‧‧‧ Conductive layer

707‧‧‧彩色濾光片 707‧‧‧Color Filters

7071‧‧‧色矩陣 7071‧‧‧ color matrix

804‧‧‧共用電極層 804‧‧‧Common electrode layer

408‧‧‧絕緣層 408‧‧‧Insulation

E1、E2、E3……En-1、En、En+1……‧‧‧電極 E1, E2, E3...En-1, En, En+1...‧‧‧ electrodes

圖1是現有技術一種內嵌式觸摸屏液晶顯示裝置的示意圖；圖2是本發明電容式觸摸顯示裝置第一實施例的側面示意圖；圖3是圖2所示共用電極層一實施例的示意圖；圖4是本發明電容式觸摸顯示裝置第二實施例的示意圖；圖5是圖4中顯示觸控晶片一實施例的示意圖；圖6是圖4中顯示觸控晶片另一實施例的示意圖；圖7是圖4沿AA’剖線的側視圖；圖8是圖4中共用電極層實現觸摸感應的原理示意圖；圖9是圖4中電極單元另一實施例的示意圖；圖10是圖4電極單元再一實施例的示意圖；圖11是圖4共用電極層另一實施例的示意圖；圖12是圖4共用電極層再一實施例的示意圖；圖13是圖4共用電極層又一實施例的示意圖；圖14是本發明電容式觸摸顯示裝置第三實施例的示意圖；圖15是圖14中通孔與第一齒形電極或第二齒形電極的相對位置關係示意圖；圖16是本發明電容式觸摸顯示裝置第四實施例的示意圖； 圖17是本發明電容式觸摸顯示裝置第五實施例的示意圖；圖18是本發明電容式觸摸顯示裝置第六實施例的示意圖；圖19是本發明電容式觸摸顯示裝置第七實施例的示意圖；圖20是本發明電容式觸摸顯示裝置第八實施例的示意圖；圖21是本發明電容式觸摸顯示裝置第九實施例的示意圖。 1 is a schematic view of a prior art touch screen liquid crystal display device; FIG. 2 is a side view of a first embodiment of the capacitive touch display device of the present invention; FIG. 3 is a schematic view of an embodiment of the common electrode layer shown in FIG. 4 is a schematic view of a second embodiment of a capacitive touch display device of the present invention; FIG. 5 is a schematic view showing an embodiment of the touch wafer of FIG. 4; Figure 7 is a side view taken along line AA' of Figure 4; Figure 8 is a schematic view of the principle of the touch electrode sensing of the common electrode layer of Figure 4; Figure 9 is a schematic view of another embodiment of the electrode unit of Figure 4; Figure 10 is Figure 4 FIG. 11 is a schematic view showing another embodiment of the common electrode layer of FIG. 4; FIG. 12 is a schematic view showing still another embodiment of the common electrode layer of FIG. 4; FIG. Figure 14 is a schematic view showing a third embodiment of the capacitive touch display device of the present invention; Figure 15 is a schematic view showing the relative positional relationship between the through hole and the first toothed electrode or the second toothed electrode of Figure 14; Capacitive touch of the present invention A schematic view of a fourth embodiment of a display device; 17 is a schematic view of a fifth embodiment of a capacitive touch display device of the present invention; FIG. 18 is a schematic view of a sixth embodiment of a capacitive touch display device of the present invention; 20 is a schematic view of an eighth embodiment of a capacitive touch display device of the present invention; and FIG. 21 is a schematic view of a ninth embodiment of the capacitive touch display device of the present invention.

為使本發明的上述目的、特徵和優點能夠更為明顯易懂，下面結合附圖對本發明的具體實施例做詳細的說明。 The above described objects, features, and advantages of the present invention will be more apparent from the aspects of the invention.

結合參考圖2和圖3，示出了本發明電容式觸摸顯示裝置第一實施例側示圖和共用電極層的俯視圖。需要說明的是，為了使附圖更加清楚簡潔，附圖中僅示意出了電容式觸摸顯示裝置主要的功能部件，不應以此限制本發明。 2 and 3, a side view of a first embodiment of a capacitive touch display device of the present invention and a top view of a common electrode layer are shown. It should be noted that, in order to make the drawing more clear and concise, only the main functional components of the capacitive touch display device are illustrated in the drawings, and the present invention should not be limited thereto.

本實施例電容式觸摸顯示裝置可以實現觸摸感應和顯示的功能。需要說明的是，本實施例以邊緣場開關(Fringe Field Switching，FFS)型液晶顯示裝置為例進行說明，但是本發明對此不作限制。所述電容式觸摸顯示裝置包括： The capacitive touch display device of the embodiment can implement the functions of touch sensing and display. It should be noted that the present embodiment is described by taking a Fringe Field Switching (FFS) type liquid crystal display device as an example, but the present invention is not limited thereto. The capacitive touch display device includes:

第一基板101，用作彩色濾光片107(Color Filter，CF)側的玻璃基板。 The first substrate 101 serves as a glass substrate on the side of the color filter 107 (Color Filter, CF).

第二基板102，用作薄膜電晶體(Thin Film Transistor，TFT)側的玻璃基板，所述第二基板102與所述第一基板101相對設置，所述第二基板102上還設置有薄膜電晶體106、位於所述薄膜電晶體106上與薄膜電晶體106的漏極相連的像素電極(圖未示)。 The second substrate 102 is used as a glass substrate on the side of a thin film transistor (TFT). The second substrate 102 is disposed opposite to the first substrate 101. The second substrate 102 is further provided with a thin film. The crystal 106 is a pixel electrode (not shown) on the thin film transistor 106 connected to the drain of the thin film transistor 106.

所述第二基板102還設置有位於所述薄膜電晶體106和像素電極之間的控制線層1052和位於所述控制線層1052上的資料線層1051。其中，所述控制線層1052設置有多條柵極線(Gate Line，圖未示)，與薄膜電晶體106的柵極電連接，用於向薄膜電晶體106的柵極載入驅動 信號；所述資料線層1051設置有多條數據線(Source Line，圖未示)，與薄膜電晶體106的源極相連，用於向薄膜電晶體106的源極提供像素電壓；液晶層103，位於所述第一基板101和第二基板102之間；共用電極層104，位於所述第一基板101和第二基板102之間。本實施例中，所述共用電極層104位於所述液晶層103與所述像素電極之間，更具體地，所述共用電極層104位於所述資料線層1051與所述液晶層103之間。 The second substrate 102 is further provided with a control line layer 1052 between the thin film transistor 106 and the pixel electrode and a data line layer 1051 located on the control line layer 1052. The control line layer 1052 is provided with a plurality of gate lines (not shown), and is electrically connected to the gate of the thin film transistor 106 for loading and driving the gate of the thin film transistor 106. The data line layer 1051 is provided with a plurality of data lines (Source Line, not shown) connected to the source of the thin film transistor 106 for supplying a pixel voltage to the source of the thin film transistor 106; the liquid crystal layer 103 Located between the first substrate 101 and the second substrate 102; the common electrode layer 104 is located between the first substrate 101 and the second substrate 102. In this embodiment, the common electrode layer 104 is located between the liquid crystal layer 103 and the pixel electrode, and more specifically, the common electrode layer 104 is located between the data line layer 1051 and the liquid crystal layer 103. .

所述共用電極層104包括矩陣式排布的多個電極單元110，所述電極單元110包括相對設置的第一齒形電極1101和第二齒形電極1102，所述第一齒形電極1101和第二齒形電極1102在觸摸感應階段用作觸摸感應電極，在顯示階段用作公共電極。 The common electrode layer 104 includes a plurality of electrode units 110 arranged in a matrix, and the electrode unit 110 includes a first toothed electrode 1101 and a second toothed electrode 1102 disposed opposite to each other, the first toothed electrode 1101 and The second toothed electrode 1102 functions as a touch sensing electrode in the touch sensing phase and as a common electrode in the display phase.

具體地，所述第一齒形電極1101和第二齒形電極1102可以採用諸如氧化銦錫(ITO)等透明導電材料形成。 Specifically, the first and second toothed electrodes 1101 and 1102 may be formed using a transparent conductive material such as indium tin oxide (ITO).

本實施例中，所述第一齒形電極1101和第二齒形電極1102均為雙齒結構，所述第一齒形電極1101和第二齒形電極1102按照齒形相嚙合地方式設置，並且，所述第一齒形電極1101和所述第二齒形電極1102的齒沿行方向延伸，從而所述第一齒形電極1101和第二齒形電極1102構成一矩形的電極單元110。 In this embodiment, the first toothed electrode 1101 and the second toothed electrode 1102 are both in a double-toothed structure, and the first and second toothed electrodes 1101 and 1102 are arranged in a toothed manner, and The teeth of the first toothed electrode 1101 and the second toothed electrode 1102 extend in the row direction, so that the first and second toothed electrodes 1101 and 1102 constitute a rectangular electrode unit 110.

請繼續參考圖3，本實施例中，所述多個矩形的電極單元110呈兩列(即Y方向)多行(即X方向)的矩陣式排布，從而使所述多個電極單元110設置於整層共用電極層104中。在顯示階段，各第一齒形電極1101和第二齒形電極1102均載入相同的公共電極電壓，從而使所述多個電極單元110中各第一齒形電極1101和第二齒形電極1102起到公共電極的作用。 With reference to FIG. 3 , in the embodiment, the plurality of rectangular electrode units 110 are arranged in a matrix of two rows (ie, Y directions) in multiple rows (ie, the X direction), so that the plurality of electrode units 110 are It is disposed in the entire layer of the common electrode layer 104. In the display phase, each of the first and second toothed electrodes 1101 and 1102 is loaded with the same common electrode voltage, so that each of the plurality of electrode units 110 has a first toothed electrode 1101 and a second toothed electrode. 1102 acts as a common electrode.

位於每一電極單元110中的第一齒形電極1101或第二齒形電極1102可以在觸摸感應階段形成一自電容，通過檢測所述自電容的變化，可以獲得手指觸摸的位置，從而實現觸摸感應。 The first toothed electrode 1101 or the second toothed electrode 1102 located in each of the electrode units 110 may form a self-capacitance during the touch sensing phase, and by detecting the change of the self-capacitance, the position of the finger touch may be obtained, thereby implementing the touch. induction.

本實施例中，所述多個電極單元110呈兩列多行的矩陣式排布， 位於不同列的電極單元110可以分別獨立地進行觸摸感應檢測，因而所述電容式觸摸顯示裝置可以實現列方向的兩點觸摸檢測。但是本發明對電極單元110的數量以及排列方式並不作限制。 In this embodiment, the plurality of electrode units 110 are arranged in a matrix of two rows and a plurality of rows. The electrode units 110 located in different columns can independently perform touch sensing detection, and thus the capacitive touch display device can realize two-point touch detection in the column direction. However, the present invention does not limit the number and arrangement of the electrode units 110.

由此可見，本實施例中共用電極層104的第一齒形電極1101和第二齒形電極1102在用作公共電極的同時還可以用作觸摸感應電極，減少了電容式觸摸顯示裝置的厚度，還可以減小電容式觸摸顯示裝置的重量。此外，由於減少了一層電極層(公共電極層或觸摸感應電極層)，所述電容式觸摸顯示裝置還可以增大透光率。 It can be seen that the first toothed electrode 1101 and the second toothed electrode 1102 of the common electrode layer 104 in the present embodiment can also be used as a touch sensing electrode while serving as a common electrode, reducing the thickness of the capacitive touch display device. It is also possible to reduce the weight of the capacitive touch display device. In addition, the capacitive touch display device can also increase the light transmittance by reducing one electrode layer (common electrode layer or touch sensing electrode layer).

請參考圖4，示意出了本發明電容式觸摸顯示裝置第二實施例的示意圖。本實施例仍然以平面轉換型液晶顯示裝置為例進行說明。本實施例與第一實施例的相同之處不再贅述，本實施例與第一實施例的不同之處在於：本實施例電容式觸摸顯示裝置還包括： Referring to FIG. 4, a schematic diagram of a second embodiment of a capacitive touch display device of the present invention is illustrated. This embodiment will be described by taking a planar conversion type liquid crystal display device as an example. The difference between this embodiment and the first embodiment is not described here. The difference between the present embodiment and the first embodiment is that the capacitive touch display device of the embodiment further includes:

顯示觸控晶片130，與各電極單元110的第一齒形電極1101和第二齒形電極1102分別電連接，用於分時驅動所述裝置，以分時實現觸摸感應和顯示。具體地，在觸摸感應階段，所述顯示觸控晶片130分別檢測各電極單元110中第一齒形電極1101和第二齒形電極1102的電容變化。所述顯示觸控晶片130設置為檢測各電極單元110中第一齒形電極1101和第二齒形電極1102的自電容，但是本發明對此不作限制。 The touch wafer 130 is electrically connected to the first toothed electrode 1101 and the second toothed electrode 1102 of each electrode unit 110 for time-division driving of the device to realize touch sensing and display in a time-sharing manner. Specifically, in the touch sensing stage, the display touch wafer 130 detects capacitance changes of the first toothed electrode 1101 and the second toothed electrode 1102 in each of the electrode units 110. The display touch wafer 130 is configured to detect the self-capacitance of the first toothed electrode 1101 and the second toothed electrode 1102 in each of the electrode units 110, but the invention does not limit this.

具體地，本實施例中，所述顯示觸控晶片130設置為檢測各電極單元110中第一齒形電極1101和第二齒形電極1102的自電容，但是本發明對此不作限制。 Specifically, in the embodiment, the display touch wafer 130 is configured to detect the self-capacitance of the first toothed electrode 1101 and the second toothed electrode 1102 in each of the electrode units 110, but the invention does not limit this.

在顯示階段，所述顯示觸控晶片130向各電極單元110中第一齒形電極1101和第二齒形電極1102均載入公共電極電壓。此外，在顯示階段，所述顯示觸控晶片130還通過柵極線向薄膜電晶體106載入驅動電壓，通過資料線向薄膜電晶體106的源極提供像素電壓，所述像素電壓通過薄膜電晶體106漏極載入至位於薄膜電晶體106上方的像素電極(圖未示)，從而驅動顯示像素電極。 In the display phase, the display touch wafer 130 loads the common electrode voltage into the first and second toothed electrodes 1101 and 1102 of each of the electrode units 110. In addition, in the display stage, the display touch wafer 130 further loads a driving voltage to the thin film transistor 106 through a gate line, and supplies a pixel voltage to a source of the thin film transistor 106 through a data line, and the pixel voltage is passed through the thin film. The drain of the crystal 106 is loaded to a pixel electrode (not shown) located above the thin film transistor 106, thereby driving the display pixel electrode.

本實施例設置一獨立的顯示觸控晶片130，用於向第一齒形電極1101和第二齒形電極1102載入不同的信號，從而使各電極單元110中 第一齒形電極1101和第二齒形電極1102能實現公共電極的作用和觸摸感應電極的作用。但是本發明對是否設置一獨立的顯示觸控晶片130不作限制，在其他實施例中，所述顯示觸控晶片130的功能還可以集成於LCD的驅動電路中。 In this embodiment, a separate display touch wafer 130 is provided for loading different signals to the first toothed electrode 1101 and the second toothed electrode 1102, so that the electrode units 110 are The first toothed electrode 1101 and the second toothed electrode 1102 can function as a common electrode and as a touch sensing electrode. However, the present invention does not limit whether to provide a separate display touch chip 130. In other embodiments, the function of the display touch chip 130 can also be integrated into the driving circuit of the LCD.

結合參考圖5，示出了圖4所示顯示觸控晶片一實施例的示意圖。具體地，所述顯示觸控晶片130為了實現對多個電極單元110的觸摸感應和顯示的控制可以包括以下電路單元：觸摸控制電路132，用於在觸摸感應時分別檢測各電極單元110中第一齒形電極1101和第二齒形電極1102的電容變化；顯示控制電路131，用於在顯示時向各電極單元110中第一齒形電極1101和第二齒形電極1102載入公共電極電壓並驅動顯示像素電極；本實施例中，所述觸摸控制電路132與所述顯示控制電路131通過通訊裝置(圖未示)實現耦接，所述觸摸控制電路132用於在觸摸感應結束後通過所述通訊裝置通知所述顯示控制電路131進行顯示，所述顯示控制電路131用於在顯示結束後通過所述通訊裝置通知所述觸摸控制電路132進行觸摸感應。 Referring to FIG. 5, a schematic diagram of an embodiment of the display touch wafer shown in FIG. 4 is shown. Specifically, the display touch wafer 130 may include the following circuit unit in order to realize the control of the touch sensing and display of the plurality of electrode units 110: the touch control circuit 132 is configured to respectively detect the first electrode unit 110 in the touch sensing a capacitance change of a toothed electrode 1101 and a second toothed electrode 1102; a display control circuit 131 for loading a common electrode voltage into the first toothed electrode 1101 and the second toothed electrode 1102 in each of the electrode units 110 at the time of display And driving the display pixel electrode; in the embodiment, the touch control circuit 132 and the display control circuit 131 are coupled by a communication device (not shown), and the touch control circuit 132 is configured to pass after the touch sensing ends. The communication device notifies the display control circuit 131 to display, and the display control circuit 131 is configured to notify the touch control circuit 132 to perform touch sensing by the communication device after the display ends.

具體地，如圖5所示，所述顯示觸控晶片130包括：多個第一開關S1、S2、S3……Sn-1、Sn，位於第一齒形電極1101或第二齒形電極1102與所述觸摸控制電路132之間，所述第一開關S1、S2、S3……Sn-1、Sn連通時所述電容式觸摸顯示裝置進行觸摸感應。所述顯示控制電路131在顯示結束後通過通訊裝置控制所述第一開關S1、S2、S3……Sn-1、Sn連通，從而控制所述觸摸控制電路132進行觸摸感應檢測。 Specifically, as shown in FIG. 5, the display touch wafer 130 includes: a plurality of first switches S1, S2, S3, ..., Sn-1, Sn, located at the first toothed electrode 1101 or the second toothed electrode 1102. The capacitive touch display device performs touch sensing when the first switches S1, S2, S3, ..., Sn-1, and Sn are in communication with the touch control circuit 132. The display control circuit 131 controls the first switches S1, S2, S3, ..., Sn-1, Sn to communicate through the communication device after the display ends, thereby controlling the touch control circuit 132 to perform touch sensing detection.

所述顯示觸控晶片130還包括：多個第二開關C1、C2、C3……Cn-1、Cn，位於第一齒形電極1101或第二齒形電極1102與所述顯示控制電路131之間，所述第二開關C1、C2、C3……Cn-1、Cn連通時所述電容式觸摸顯示裝置進行顯示。所述觸摸控制電路132在觸摸感應結束後通過通訊裝置驅動所述第二開關C1、C2、C3……Cn-1、Cn連通，從而驅動顯示控制電路131進行顯示。 The display touch wafer 130 further includes: a plurality of second switches C1, C2, C3, ..., Cn-1, Cn, located at the first toothed electrode 1101 or the second toothed electrode 1102 and the display control circuit 131 The capacitive touch display device performs display when the second switches C1, C2, C3, ..., Cn-1, Cn are in communication. The touch control circuit 132 drives the display of the second switches C1, C2, C3, ..., Cn-1, Cn through the communication device after the end of the touch sensing, thereby driving the display control circuit 131 to display.

本發明對顯示觸控晶片130的實現方式並不作限制。請繼續參考圖5，所述顯示觸控晶片130可以包括：觸摸控制電路132，用於在觸摸感應時分別檢測各電極單元110中第一齒形電極1101和第二齒形電極1102的電容變化；顯示控制電路131，用於在顯示時向各電極單元110中第一齒形電極1101和第二齒形電極1102載入公共電極電壓並驅動顯示像素電極；以及，主控制電路133，與所述觸摸控制電路132和所述顯示控制電路131耦接，用於分時地驅動所述觸摸控制電路132和所述顯示控制電路131，以實現分時地觸摸感應和顯示。 The present invention does not limit the implementation of the touch wafer 130. Referring to FIG. 5 , the display touch wafer 130 may include a touch control circuit 132 for detecting capacitance changes of the first toothed electrode 1101 and the second toothed electrode 1102 in each electrode unit 110 during touch sensing. a display control circuit 131 for loading a common electrode voltage and driving the display pixel electrode to the first and second toothed electrodes 1101 and 1102 of each of the electrode units 110 at the time of display; and, the main control circuit 133, The touch control circuit 132 and the display control circuit 131 are coupled to drive the touch control circuit 132 and the display control circuit 131 in a time-sharing manner to realize time-division touch sensing and display.

也就是說，本實施例通過設置一與所述觸摸控制電路132、顯示控制電路131均相連的主控制電路133實現對顯示階段和觸摸感應階段的分時控制。 That is to say, the present embodiment realizes time-sharing control of the display phase and the touch sensing phase by providing a main control circuit 133 connected to both the touch control circuit 132 and the display control circuit 131.

具體地，所述顯示觸控晶片130還可以多個第一開關S1、S2、S3……Sn-1、Sn，位於第一齒形電極1101或第二齒形電極1102與所述觸摸控制電路132之間，所述第一開關S1、S2、S3……Sn-1、Sn與所述主控制電路133耦接，所述第一開關S1、S2、S3……Sn-1、Sn在主控制電路133控制下連通時所述電容式觸摸顯示裝置進行觸摸感應。 Specifically, the display touch wafer 130 may further include a plurality of first switches S1, S2, S3, ..., Sn-1, Sn, located at the first toothed electrode 1101 or the second toothed electrode 1102 and the touch control circuit. Between 132, the first switches S1, S2, S3, ..., Sn-1, Sn are coupled to the main control circuit 133, and the first switches S1, S2, S3, ..., Sn-1, Sn are in the main The control circuit 133 controls the capacitive touch display device to perform touch sensing when the lower communication is controlled.

多個第二開關C1、C2、C3……Cn-1、Cn，位於第一齒形電極1101或第二齒形電極1102與所述顯示控制電路131之間，所述第二開關C1、C2、C3……Cn-1、Cn與所述主控制電路133耦接，所述第二開關C1、C2、C3……Cn-1、Cn在主控制電路133控制下連通時所述電容式觸摸顯示裝置進行顯示。 A plurality of second switches C1, C2, C3, ..., Cn-1, Cn are located between the first toothed electrode 1101 or the second toothed electrode 1102 and the display control circuit 131, and the second switch C1, C2 C3, Cn-1, Cn are coupled to the main control circuit 133, and the capacitive touch is performed when the second switches C1, C2, C3, ..., Cn-1, Cn are connected under the control of the main control circuit 133. The display device performs display.

本發明顯示觸控晶片130還可以有其他實現方式。參考圖6示出了顯示觸控晶片另一實施例的示意圖。對於如圖4所示的多個電極單元呈兩列多行矩陣式排布的實施例，所述觸摸控制電路132可以包括：第一觸摸控制電路231，用於在觸摸感應時分別檢測第一列各電極單元110中第一齒形電極1101和第二齒形電極1102的電容變化； 第二觸摸控制電路232，用於在觸摸感應時分別檢測第二列各電極單元中110第一齒形電極1101和第二齒形電極1102的電容變化；顯示控制電路230，用於在顯示時向各電極單元中第一齒形電極1101和第二齒形電極1102載入公共電極電壓並驅動顯示像素電極；本實施例中，所述第一觸摸控制電路231和所述第二觸摸控制電路232分別位於所述顯示控制電路230的兩側。採用這種電路佈局方式，可以使顯示觸控晶片結構緊湊，從而佔據較小的空間。 The present invention also shows that the touch wafer 130 can have other implementations. Another schematic diagram of another embodiment of the display touch wafer is shown with reference to FIG. For the embodiment in which the plurality of electrode units shown in FIG. 4 are arranged in a matrix of two rows and multiple rows, the touch control circuit 132 may include: a first touch control circuit 231, configured to respectively detect the first one during touch sensing The capacitance changes of the first toothed electrode 1101 and the second toothed electrode 1102 in each electrode unit 110; a second touch control circuit 232, configured to detect a change in capacitance of the first toothed electrode 1101 and the second toothed electrode 1102 in each of the second column of electrode units in the touch sensing; the display control circuit 230 is configured to display Loading the common electrode voltage and driving the display pixel electrode to the first toothed electrode 1101 and the second toothed electrode 1102 in each of the electrode units; in the embodiment, the first touch control circuit 231 and the second touch control circuit 232 are located on both sides of the display control circuit 230. With this circuit layout, the display touch wafer can be made compact and occupy a small space.

請繼續參考圖4，本實施例電容式觸摸顯示裝置還包括：多條連接導線120，用於實現第一齒形電極1101或第二齒形電極1102與顯示觸控晶片130的電連接。 With reference to FIG. 4 , the capacitive touch display device of the present embodiment further includes a plurality of connecting wires 120 for electrically connecting the first toothed electrode 1101 or the second toothed electrode 1102 to the display touch wafer 130 .

具體地，所述連接導線120包括第一連接導線，所述第一連接導線一端與第一齒形電極1101相接觸，另一端與所述顯示觸控晶片130相接觸，用於向第一齒形電極1101傳輸公共電極電壓，還用於傳輸第一齒形電極1101相對應的觸摸檢測信號。 Specifically, the connecting wire 120 includes a first connecting wire, and one end of the first connecting wire is in contact with the first toothed electrode 1101, and the other end is in contact with the display touch chip 130 for the first tooth. The shaped electrode 1101 transmits a common electrode voltage and is also used to transmit a touch detection signal corresponding to the first toothed electrode 1101.

所述連接導線120還包括第二連接導線，所述第二連接導線一端與第二齒形電極1102相接觸，另一端與所述顯示觸控晶片130相接觸，用於向第二齒形電極1102傳輸公共電極電壓，還用於傳輸第二齒形電極1102相對應的觸摸檢測信號。 The connecting wire 120 further includes a second connecting wire, the second connecting wire is in contact with the second toothed electrode 1102, and the other end is in contact with the display touch wafer 130 for the second toothed electrode. 1102 transmits a common electrode voltage and is also used to transmit a touch detection signal corresponding to the second toothed electrode 1102.

結合參考圖7，示出了沿圖4中AA’剖線的電容式觸摸顯示裝置的側視圖。本實施例中，所述連接導線120(包括第一連接導線和第二連接導線)與共用電極層104位於同一層。所述連接導線120可以採用氧化銦錫(ITO)等的透明導電材料形成。但是本發明對連接導線120是否與共用電極層104位於同層不作限制，對連接導線120的材料也不作限制。 Referring to Figure 7, a side view of the capacitive touch display device taken along line AA' of Figure 4 is shown. In this embodiment, the connecting wires 120 (including the first connecting wires and the second connecting wires) are located in the same layer as the common electrode layer 104. The connecting wire 120 may be formed of a transparent conductive material such as indium tin oxide (ITO). However, the present invention does not limit whether the connecting wire 120 is in the same layer as the common electrode layer 104, and the material of the connecting wire 120 is not limited.

需要說明的是，在圖4所示的實施例中，所述第一齒形電極1101和第二齒形電極1102均為雙齒結構，但是本發明對此不作限制。 It should be noted that, in the embodiment shown in FIG. 4, the first toothed electrode 1101 and the second toothed electrode 1102 are both double-toothed structures, but the invention is not limited thereto.

參考圖8，示出了共用電極層另一實施例的示意圖。本實施例與圖4所示的不同之處在於，本實施例中共用電極層中多個電極單元310 呈一列多行的矩陣式排列。並且每一電極單元310包括：單齒的第一齒形電極3101和單齒的第二齒形電極3102。 Referring to Figure 8, a schematic diagram of another embodiment of a common electrode layer is shown. The difference between this embodiment and FIG. 4 is that a plurality of electrode units 310 in the common electrode layer in this embodiment A matrix of multiple rows of rows. And each of the electrode units 310 includes a single toothed first toothed electrode 3101 and a single toothed second toothed electrode 3102.

下面以圖8所示的共用電極層的結構，第一齒形電極3101和第二齒形電極3102實現觸摸感應的原理進行說明。此處以1L、2L、……(M-1)L、ML、(M+1)L表示多個第一齒形電極3101，以1R、2R、……(M-1)R、MR、(M+1)R表示多個第二齒形電極3102，其中M為大於或等於2的整數。 Next, the principle of the touch sensing using the first tooth electrode 3101 and the second tooth electrode 3102 will be described with reference to the configuration of the common electrode layer shown in FIG. Here, a plurality of first toothed electrodes 3101 are represented by 1L, 2L, ..., (M-1) L, ML, (M+1)L, and 1R, 2R, ... (M-1)R, MR, ( M+1)R represents a plurality of second toothed electrodes 3102, where M is an integer greater than or equal to 2.

當觸摸發生在圖8中黑點所示位置時，(M-1)L、ML、(M+1)L、(M-1)R、MR、(M+1)R的齒形電極上都會檢測到變化量，其中ML電極的變化量最大。 When the touch occurs at the position shown by the black dot in Fig. 8, (M-1) L, ML, (M+1) L, (M-1) R, MR, (M+1) R on the toothed electrode The amount of change is detected, with the ML electrode having the largest amount of change.

以D1、D2、D3、D4、D5、D6表示顯示觸控晶片測量到的各電極的變化量，並且假設第一齒形電極3101或第二齒形電極3102對應的Y方向長度為Y0，X方向上的寬度為X0。Y軸座標可採用重心演算法得到，具體為： The amount of change of each electrode measured by the touch wafer is indicated by D1, D2, D3, D4, D5, and D6, and it is assumed that the length of the first toothed electrode 3101 or the second toothed electrode 3102 corresponding to the Y direction is Y0, X. The width in the direction is X0. The Y-axis coordinate can be obtained by the center of gravity algorithm, specifically:

X軸座標採用比例演算法得到，具體為： The X-axis coordinates are obtained by a proportional algorithm, which is specifically:

需要說明的是，如果共用電極層包括兩列多行的矩陣式電極單元310，也就是說，共用電極層在X方向上包括：第一列電極單元310和第二列電極單元310。這時在計算座標時，將X軸方向分成兩區，第一區座標範圍是0~(1/2)X0，第二區是(1/2)X0~X0。 It should be noted that, if the common electrode layer includes two rows and columns of matrix electrode units 310, that is, the common electrode layer includes the first column electrode unit 310 and the second column electrode unit 310 in the X direction. At this time, when calculating the coordinates, the X-axis direction is divided into two regions, the first region coordinate range is 0~(1/2)X0, and the second region is (1/2)X0~X0.

具體地，觸摸發生時，Y軸座標依然採用上述式(1)得到，若觸摸發生在X軸方向的第一區內(即檢測到的變化量最大值在第一列電極單元)，則 Specifically, when the touch occurs, the Y-axis coordinate is still obtained by the above formula (1), and if the touch occurs in the first region in the X-axis direction (ie, the detected maximum amount of change is in the first column electrode unit), then

若觸摸發生在第二區內(即檢測到的變化量最大值在第二列電極單元)，則 If the touch occurs in the second zone (ie, the detected maximum amount of change is in the second column of electrode units), then

類似地，如果共用電極層包括兩行多列的矩陣式電極單元310，也就是說，共用電極層在Y方向上包括：第一行電極單元310和第二行電極單元310，這時在計算座標時，將Y軸方向分成兩區，第一區座標範圍是0~(1/2)Y0，第二區是(1/2)Y0~Y0。觸摸發生時，X軸座標依然採用上述式(2)得到，若觸摸發生在第一區內(即檢測到的變化量最大值在第一區)，則 Similarly, if the common electrode layer includes two rows and columns of matrix electrode units 310, that is, the common electrode layer includes in the Y direction: the first row electrode unit 310 and the second row electrode unit 310, at which time the coordinates are calculated When the Y-axis direction is divided into two regions, the first region coordinate range is 0~(1/2)Y0, and the second region is (1/2) Y0~Y0. When the touch occurs, the X-axis coordinate is still obtained by the above formula (2). If the touch occurs in the first zone (that is, the maximum value of the detected change is in the first zone), then

若觸摸發生在第二區內(即變化量最大值在第二區)，則 If the touch occurs in the second zone (ie, the maximum amount of change is in the second zone), then

獲得觸摸發生點的座標位置資訊即完成了對觸摸位置的觸摸感應。 Obtaining the touch position sensing of the touch position by obtaining the coordinate position information of the touch occurrence point.

具體地，在實際應用中，所述電容式觸摸顯示裝置還可以包括與顯示觸控晶片相連的座標計算單元，結合共用電極層中電極單元310的排布方式和顯示觸控晶片測量到的第一齒形電極3101和第二齒形電極3102的自電容變化量，採用上述公式進行座標計算，以完成觸摸感應。 Specifically, in a practical application, the capacitive touch display device may further include a coordinate calculation unit connected to the display touch wafer, the arrangement manner of the electrode unit 310 in the common electrode layer, and the measurement of the display touch wafer. The amount of change in self-capacitance of one of the toothed electrode 3101 and the second toothed electrode 3102 is coordinated using the above formula to complete touch sensing.

還需要說明的是，此處以圖8所示的單齒結構的第一齒形電極3101和第二齒形電極3102為例進行說明。對於多齒結構的第一齒形電極和第二齒形電極，需要將多齒作為一個整體，按照與公式(1)~公式(6)類似地計算方式進行座標計算。本領域技術人員可以根據上述實施例進行相應地修改、變形和替換。 It should be noted that the first toothed electrode 3101 and the second toothed electrode 3102 having the single-tooth structure shown in FIG. 8 will be described as an example. For the first toothed electrode and the second toothed electrode of the multi-tooth structure, the multi-tooth is required as a whole, and the coordinate calculation is performed in a similar manner to the equations (1) to (6). A person skilled in the art can modify, modify and replace accordingly according to the above embodiments.

本發明對第一齒形電極和第二齒形電極的結構不作限制，可以是圖4所示的雙齒結構或者圖8所示的單齒結構，還可以有其他的結構。如圖9所示，電極單元210包括三齒結構的第一齒形電極2101和三齒結構的第二齒形電極2102。 The present invention is not limited to the structure of the first toothed electrode and the second toothed electrode, and may be a double-toothed structure as shown in FIG. 4 or a single-toothed structure as shown in FIG. 8, and may have other structures. As shown in FIG. 9, the electrode unit 210 includes a first toothed electrode 2101 of a three-tooth structure and a second toothed electrode 2102 of a three-toothed structure.

此外，對於多齒結構的第一齒形電極和第二齒形電極，可以是如圖4和圖9所示的，齒與齒之間通過齒形電極的材料相連接，構成一整體性的齒形電極。但是本發明對此不作限制。 In addition, for the first toothed electrode and the second toothed electrode of the multi-tooth structure, as shown in FIG. 4 and FIG. 9, the teeth and the teeth are connected by the material of the toothed electrode to form a whole body. Toothed electrode. However, the invention is not limited thereto.

如圖10所示，電極單元220包括三個單齒電極構成的第一齒形電極2201和三個單齒電極構成的第二齒形電極2202。其中，三個單齒電極通過第一連接導線2203實現連接構成所述第一齒形電極2201；三個單齒電極通過第二連接導線2204實現連接構成所述第二齒形電極2202。 As shown in FIG. 10, the electrode unit 220 includes a first toothed electrode 2201 composed of three single-teeth electrodes and a second toothed electrode 2202 composed of three single-teeth electrodes. The three single-tooth electrodes are connected by the first connecting wire 2203 to form the first toothed electrode 2201; the three single-toothed electrodes are connected by the second connecting wire 2204 to form the second toothed electrode 2202.

本發明對共用電極層中電極單元的排布方式不作限制，可以是如圖4所示的兩列多行的矩陣式排布方式，所述電極單元的排布方式還可以有其他的實現方式。 The arrangement of the electrode unit in the common electrode layer is not limited, and may be a matrix arrangement of two rows and multiple rows as shown in FIG. 4, and the arrangement manner of the electrode unit may have other implementation manners. .

如圖11所示，多個電極單元214為單列(Y方向)多行(X方向)的矩陣式排布，多個電極單元214中的第一齒形電極和第二齒形電極的齒沿行(X方向)方向延伸。 As shown in FIG. 11, the plurality of electrode units 214 are a matrix arrangement of a plurality of rows (Y direction) of a plurality of rows (X direction), and the tooth edges of the first and second toothed electrodes of the plurality of electrode units 214 The line (X direction) extends.

或者，如圖12所示，多個電極單元314為兩行(X方向)多列(Y方向)的矩陣式排布，多個電極單元314中的第一齒形電極和第二齒形電極的齒沿列(Y方向)方向延伸。圖12所示共用電極層中分別位於不同行的電極單元可以分別獨立地進行觸摸感應檢測，因而所述電容式觸摸顯示裝置可以實現行方向的兩點觸摸檢測。 Alternatively, as shown in FIG. 12, the plurality of electrode units 314 are arranged in a matrix of two rows (X direction) in a plurality of columns (Y direction), and the first and second tooth electrodes of the plurality of electrode units 314 The teeth extend in the column (Y direction) direction. The electrode units respectively located in different rows in the common electrode layer shown in FIG. 12 can independently perform touch sensing detection, and thus the capacitive touch display device can realize two-point touch detection in the row direction.

或者，如圖13所示，多個電極單元414為單行(X方向)多列(Y方向)的矩陣式排布。多個電極單元414中的第一齒形電極和第二齒形電極沿列(Y方向)方向延伸。 Alternatively, as shown in FIG. 13, the plurality of electrode units 414 are arranged in a matrix in a single row (X direction) in a plurality of columns (Y direction). The first and second toothed electrodes of the plurality of electrode units 414 extend in the column (Y direction) direction.

在其他實施例中，多個電極單元還可以是大於兩行大於兩列的多行多列的矩陣式排布，所述第一齒形電極和第二齒形電極可以沿行方向延伸，也可以沿列方向延伸。 In other embodiments, the plurality of electrode units may also be a matrix arrangement of more than two rows of more than two rows of rows and columns, the first and second toothed electrodes may extend in the row direction, It can extend in the column direction.

本發明對齒形電極的形狀不作限制，可以是如圖3、圖4、圖9、圖11~圖13所示的梯形齒形電極，還可以是如圖8、圖10所示的三角形齒形電極。或者，所述齒形電極還可以是其他圖形，本領域技術人員可以根據上述實施例對齒形電極的圖形進行修改、變形和替換。 The shape of the toothed electrode is not limited in the present invention, and may be a trapezoidal toothed electrode as shown in FIG. 3, FIG. 4, FIG. 9, FIG. 11 to FIG. 13, or a triangular tooth as shown in FIG. 8 and FIG. Shape electrode. Alternatively, the toothed electrode may be other patterns, and those skilled in the art may modify, deform, and replace the pattern of the toothed electrode according to the above embodiment.

在上述實施例中，電極單元均包括一個第一齒形電極和一個第二齒形電極。但是，本發明對此不作限制，在其他實施例中，電極單元還可以包括兩個或者兩個以上的第一齒形電極，以及兩個或者兩個以上的第二齒形電極。 In the above embodiment, the electrode units each include a first toothed electrode and a second toothed electrode. However, the present invention is not limited thereto. In other embodiments, the electrode unit may further include two or more first toothed electrodes, and two or more second toothed electrodes.

此外，本發明在上述實施例中，電極單元均具有相同個數的齒形，例如：每個電極單元均為單齒第一齒形電極和第二齒形電極，但是本發明對此不作限制，在其他實施例中，還可以電極單元還可以具有不同個數的齒形，例如：部分電極單元為單齒第一齒形電極和第二齒形電極，其餘電極單元為多齒第一齒形電極和第二齒形電極。 In addition, in the above embodiment, the electrode units each have the same number of tooth shapes, for example, each electrode unit is a single-tooth first tooth-shaped electrode and a second tooth-shaped electrode, but the invention does not limit this. In other embodiments, the electrode unit may further have different numbers of tooth shapes, for example, the partial electrode unit is a single-tooth first tooth-shaped electrode and a second tooth-shaped electrode, and the remaining electrode units are multi-tooth first teeth. a shaped electrode and a second toothed electrode.

本發明在上述實施例中，電極單元第一齒形電極和第二齒形電極的電極形狀相同。例如：每個電極單元均為梯形第一齒形電極和第二齒形電極，但是本發明對此不作限制。在其他實施例中，不同電極單元中齒形電極的形狀還可以不同。例如：部分電極單元為梯形第一齒形電極和第二齒形電極，其餘電極單元為三角形第一齒形電極和第二齒形電極。 In the above embodiment of the invention, the electrode shapes of the first toothed electrode and the second toothed electrode of the electrode unit are the same. For example, each of the electrode units is a trapezoidal first toothed electrode and a second toothed electrode, but the invention is not limited thereto. In other embodiments, the shape of the toothed electrodes in different electrode units may also differ. For example, the partial electrode unit is a trapezoidal first toothed electrode and a second toothed electrode, and the remaining electrode units are a triangular first toothed electrode and a second toothed electrode.

此外，上述實施例中位於同一電極單元中的第一齒形電極和第二齒形電極的電極形狀均相同，但是本發明對此不作限制，在其他實施例中，位於同一電極單元中的電極形狀還可以不同。例如：同一電極單元第一齒形電極為梯形，而第二齒形電極為三角形；或者，同一電極單元部分第一齒形電極(第二齒形電極)為梯形，其他第一齒形電極(第二齒形電極)為三角形。 In addition, the shapes of the electrodes of the first toothed electrode and the second toothed electrode in the same electrode unit are the same, but the invention is not limited thereto. In other embodiments, the electrodes in the same electrode unit are used. The shape can also be different. For example, the first toothed electrode of the same electrode unit is trapezoidal, and the second toothed electrode is triangular; or, the first toothed electrode (second toothed electrode) of the same electrode unit portion is trapezoidal, and the other first toothed electrode ( The second toothed electrode) is a triangle.

還需要說明的是，在上述實施例中共用電極層為單層結構。但是本發明對此不作限制，在其他實施例中，所述共用電極層還可以是相互之間電連接的多層結構，其中，每一層的厚度在0.05~0.15μm的範圍內，多層結構的共用電極層厚度較小，還可以減小電容式觸摸顯示裝置的重量。 It should also be noted that in the above embodiment, the common electrode layer has a single layer structure. However, the present invention is not limited thereto. In other embodiments, the common electrode layer may also be a multi-layer structure electrically connected to each other, wherein the thickness of each layer is in the range of 0.05 to 0.15 μm, and the multi-layer structure is shared. The thickness of the electrode layer is small, and the weight of the capacitive touch display device can also be reduced.

此外，所述多層結構的共用電極層上還可以設置增透膜，以保證電容式觸摸顯示裝置的透光率。 In addition, an anti-reflection film may be disposed on the common electrode layer of the multi-layer structure to ensure the transmittance of the capacitive touch display device.

參考圖14，示出了本發明電容式觸摸顯示裝置第三實施例的示 意圖。本實施例仍以FFS型顯示裝置為例。本實施例與圖7所示實施例的相同之處不再贅述，本實施例與圖7所示實施例的不同之處在於，所述電容式觸摸顯示裝置包括：第一基板201，用作彩色濾光片207側的玻璃基板。 Referring to FIG. 14, there is shown a third embodiment of a capacitive touch display device of the present invention. intention. This embodiment still takes an FFS type display device as an example. The difference between the embodiment and the embodiment shown in FIG. 7 is not described again. The difference between the embodiment and the embodiment shown in FIG. 7 is that the capacitive touch display device includes: a first substrate 201, which is used as The glass substrate on the side of the color filter 207.

第二基板202，用作薄膜電晶體側的玻璃基板，所述第二基板202與所述第一基板201相對設置，所述第二基板202上還設置有薄膜電晶體206、位於所述薄膜電晶體206上與薄膜電晶體206的漏極相連的像素電極(圖未示)。 The second substrate 202 is used as a glass substrate on the side of the thin film transistor. The second substrate 202 is disposed opposite to the first substrate 201. The second substrate 202 is further provided with a thin film transistor 206. A pixel electrode (not shown) connected to the drain of the thin film transistor 206 on the transistor 206.

所述第二基板202還設置有位於所述薄膜電晶體206和像素電極之間的控制線層2052和位於所述控制線層2052上的資料線層2051。 其中，所述控制線層2052設置有多條柵極線，與薄膜電晶體206的柵極電連接，用於向薄膜電晶體206的柵極載入驅動信號；所述資料線層2051設置有多條數據線，與薄膜電晶體206的源極相連，用於向薄膜電晶體206的源極提供像素電壓； The second substrate 202 is further provided with a control line layer 2052 between the thin film transistor 206 and the pixel electrode and a data line layer 2051 located on the control line layer 2052. The control line layer 2052 is provided with a plurality of gate lines electrically connected to the gate of the thin film transistor 206 for loading a driving signal to the gate of the thin film transistor 206; the data line layer 2051 is provided with a plurality of data lines connected to the source of the thin film transistor 206 for providing a pixel voltage to the source of the thin film transistor 206;

液晶層203，位於所述第一基板201和第二基板202之間； a liquid crystal layer 203 between the first substrate 201 and the second substrate 202;

共用電極層204，包括多個電極單元(圖中未標號)，所述電極單元包括第一齒形電極(圖中未標號)和第二齒形電極(圖中未標號)。 The common electrode layer 204 includes a plurality of electrode units (not labeled in the drawing), and the electrode unit includes a first toothed electrode (not labeled in the drawing) and a second toothed electrode (not labeled in the drawing).

所述共用電極層204上還設置有絕緣層208以及位於所述絕緣層208上的導電層211。其中，絕緣層208用於實現共用電極層204與導電層211的絕緣，所述導電層211中設置有連接導線(圖未示)，所述連接導線通過貫穿所述絕緣層208的通孔209與共用電極層204中的第一齒形電極或第二齒形電極實現電連接。 An insulating layer 208 and a conductive layer 211 on the insulating layer 208 are further disposed on the common electrode layer 204. The insulating layer 208 is used for insulating the common electrode layer 204 and the conductive layer 211. The conductive layer 211 is provided with connecting wires (not shown), and the connecting wires pass through the through holes 209 penetrating the insulating layer 208. Electrical connection is made to the first toothed electrode or the second toothed electrode in the common electrode layer 204.

請結合參考圖15，示出了圖14中通孔與第一齒形電極或第二齒形電極的相對位置關係示意圖。圖15中通孔209與第一齒形電極2041或第二齒形電極2042的位置相對應。具體地說，所述通孔209位於所述第一齒形電極2041或第二齒形電極2042上方，與第一齒形電極2041或第二齒形電極2042在電容式觸摸顯示裝置在透光方向(自下至上)上相重合(即通孔209在共用電極層204的投影落入第一齒形電極2041或第二齒形電極2042所在區域中)。 Referring to FIG. 15, a schematic diagram showing the relative positional relationship between the through hole and the first toothed electrode or the second toothed electrode in FIG. 14 is shown. The through hole 209 in FIG. 15 corresponds to the position of the first toothed electrode 2041 or the second toothed electrode 2042. Specifically, the through hole 209 is located above the first toothed electrode 2041 or the second toothed electrode 2042, and is transparent to the first toothed electrode 2041 or the second toothed electrode 2042 in the capacitive touch display device. The direction (bottom up) is coincident (i.e., the projection of the via 209 in the common electrode layer 204 falls into the region where the first toothed electrode 2041 or the second toothed electrode 2042 is located).

連接導線與共用電極層204不同層，所述連接導線可以採用氧化銦錫或石墨烯等透光導電材料，也可以採用金屬等不透光導電材料。 具體地，當連接導線採用不透光導電材料時，所述連接導線與彩色濾光片207中的黑色矩陣的位置相對應。也就是說，在透光方向上，連接導線與黑色矩陣重合，可以防止連接導線對光的遮擋，避免開口率的下降。 The connecting wires are different from the common electrode layer 204. The connecting wires may be made of a light-transmitting conductive material such as indium tin oxide or graphene, or an opaque conductive material such as metal. Specifically, when the connecting wires are made of an opaque conductive material, the connecting wires correspond to the positions of the black matrix in the color filter 207. That is to say, in the direction of light transmission, the connecting wires overlap with the black matrix, which can prevent the connecting wires from blocking the light and avoid the decrease of the aperture ratio.

本實施例連接導線與共用電極層分層設置，共用電極層單純用於設置電極單元，增大了共用電極層可設置電極單元的面積，從而可以增加第一齒形電極和第二齒形電極的數量，以提高觸摸感應的靈敏度。 In this embodiment, the connecting wire and the common electrode layer are layered, and the common electrode layer is simply used to set the electrode unit, and the area of the electrode unit in which the common electrode layer can be disposed is increased, so that the first toothed electrode and the second toothed electrode can be added. The number to increase the sensitivity of touch sensing.

參考圖16示出了本發明電容式觸摸顯示裝置第四實施例的示意圖。本實施例仍以FFS型顯示裝置為例。本實施例與圖14所示實施例的相同之處不再贅述，本實施例與圖14所示實施例的不同之處在於： A schematic view of a fourth embodiment of the capacitive touch display device of the present invention is shown with reference to FIG. This embodiment still takes an FFS type display device as an example. The differences between this embodiment and the embodiment shown in FIG. 14 are not described again. The difference between this embodiment and the embodiment shown in FIG. 14 is:

共用電極層304下方設置有絕緣層308以及位於所述絕緣層308下方的導電層311，即所述導電層311設置於所述共用電極層304與像素電極(圖未示)之間。 An insulating layer 308 and a conductive layer 311 under the insulating layer 308 are disposed under the common electrode layer 304. The conductive layer 311 is disposed between the common electrode layer 304 and a pixel electrode (not shown).

絕緣層308用於實現共用電極層304與導電層311的絕緣。 所述導電層311中設置有連接導線(圖未示)，所述連接導線通過貫穿所述絕緣層308的通孔309與共用電極層304中的第一齒形電極或第二齒形電極實現電連接。 The insulating layer 308 is used to achieve insulation between the common electrode layer 304 and the conductive layer 311. A connecting wire (not shown) is disposed in the conductive layer 311, and the connecting wire is realized by a first toothed electrode or a second toothed electrode in the common electrode layer 304 through the through hole 309 of the insulating layer 308. Electrical connection.

本實施例中，通孔309也可以與第一齒形電極或第二齒形電極的位置相對應。具體地說，所述通孔309位於所述第一齒形電極或第二齒形電極下方，與第一齒形電極或第二齒形電極在電容式觸摸顯示裝置在透光方向上相重合。 In this embodiment, the through hole 309 may also correspond to the position of the first toothed electrode or the second toothed electrode. Specifically, the through hole 309 is located below the first toothed electrode or the second toothed electrode, and coincides with the first toothed electrode or the second toothed electrode in the light transmitting direction of the capacitive touch display device. .

參考圖17示出了本發明電容式觸摸顯示裝置第五實施例的示意圖。本實施例仍以FFS型顯示裝置為例。本實施例電容式觸摸顯示裝置包括：第一基板401，用作彩色濾光片407側的玻璃基板。 A schematic view of a fifth embodiment of the capacitive touch display device of the present invention is shown with reference to FIG. This embodiment still takes an FFS type display device as an example. The capacitive touch display device of this embodiment includes a first substrate 401 serving as a glass substrate on the side of the color filter 407.

第二基板402，用作薄膜電晶體側的玻璃基板，所述第二基板402與所述第一基板401相對設置。 The second substrate 402 serves as a glass substrate on the side of the thin film transistor, and the second substrate 402 is disposed opposite to the first substrate 401.

所述第二基板402上還設置有薄膜電晶體406、位於所述薄膜電晶體406上與所述薄膜電晶體106的漏極相連的像素電極(圖未示)。 The second substrate 402 is further provided with a thin film transistor 406, and a pixel electrode (not shown) on the thin film transistor 406 connected to the drain of the thin film transistor 106.

所述第二基板402還設置有位於所述薄膜電晶體406和像素電極之間的控制線層4052、位於所述控制線層4052上的資料線層4051，其中，所述控制線層4052設置有多條柵極線，與薄膜電晶體406的柵極電連接，用於向薄膜電晶體406的柵極載入驅動信號；所述資料線層4051設置有多條數據線，與薄膜電晶體406的源極相連，用於向薄膜電晶體406的源極提供像素電壓；液晶層403，位於所述第一基板401和第二基板402之間；共用電極層404，位於所述液晶層403與第二基板402之間，包括多個電極單元(圖中未標號)，所述電極單元包括第一齒形電極(圖中未標號)和第二齒形電極(圖中未標號)。 The second substrate 402 is further provided with a control line layer 4052 between the thin film transistor 406 and the pixel electrode, and a data line layer 4051 located on the control line layer 4052, wherein the control line layer 4052 is set. There are a plurality of gate lines electrically connected to the gate of the thin film transistor 406 for loading a driving signal to the gate of the thin film transistor 406; the data line layer 4051 is provided with a plurality of data lines, and a thin film transistor The source of 406 is connected to provide a pixel voltage to the source of the thin film transistor 406; the liquid crystal layer 403 is located between the first substrate 401 and the second substrate 402; and the common electrode layer 404 is located at the liquid crystal layer 403. Between the second substrate 402 and the second substrate 402, a plurality of electrode units (not labeled) are included, and the electrode unit includes a first toothed electrode (not labeled) and a second toothed electrode (not labeled).

與第一齒形電極和第二齒形電極相連的連接導線設置於資料線層4051中。 A connecting wire connected to the first toothed electrode and the second toothed electrode is disposed in the data line layer 4051.

所述電容式觸摸顯示裝置還包括位於所述共用電極層404與所述資料線層4051之間的所述絕緣層408，用於實現共用電極層404與導電層資料線層4051的絕緣。 The capacitive touch display device further includes the insulating layer 408 between the common electrode layer 404 and the data line layer 4051 for insulating the common electrode layer 404 from the conductive layer data layer 4051.

位於資料線層4051中的連接導線通過貫穿所述絕緣層408的通孔409與共用電極層404中的第一齒形電極和第二齒形電極實現電連接。 The connecting wires located in the data line layer 4051 are electrically connected to the first and second toothed electrodes in the common electrode layer 404 through the through holes 409 penetrating the insulating layer 408.

本實施例中連接導線與資料線層4051中的資料線位於同一層，與圖14和圖16所示的實施例相比可以減少一層導電層，從而可以減小電容式觸摸顯示裝置的厚度。並且，所述連接導線可以與資料線採用同一工藝、同時形成，還可以簡化制程。 In the present embodiment, the connecting wires are located in the same layer as the data lines in the data line layer 4051. Compared with the embodiment shown in FIGS. 14 and 16, a conductive layer can be reduced, so that the thickness of the capacitive touch display device can be reduced. Moreover, the connecting wire can be formed in the same process and at the same time as the data line, and the process can be simplified.

需要說明的是，由於資料線層4051中的資料線通常採用金屬材料，為了防止開口率下降，所述連接導線與彩色濾光片407中的黑色矩陣4071的位置相對應。也就是說，在透光方向上，連接導線與黑色矩陣4071相重合。 It should be noted that since the data lines in the data line layer 4051 are usually made of a metal material, the connection wires correspond to the positions of the black matrix 4071 in the color filter 407 in order to prevent the aperture ratio from decreasing. That is, in the light transmission direction, the connecting wires coincide with the black matrix 4071.

參考圖18示出了本發明電容式觸摸顯示裝置第六實施例的示意圖。本實施例仍以FFS型顯示裝置為例。本實施例與圖17所示實施例的相同之處不再贅述，本實施例與圖17所示實施例的不同之處在於： Referring to Fig. 18, there is shown a schematic view of a sixth embodiment of the capacitive touch display device of the present invention. This embodiment still takes an FFS type display device as an example. The differences between this embodiment and the embodiment shown in FIG. 17 are not described again. The difference between this embodiment and the embodiment shown in FIG. 17 is that:

容式觸摸顯示裝置包括：位於第二基板502上薄膜電晶體506，以及依次位於所述薄膜電晶體506上的控制線層5052、資料線層5051。共用電極層504設置於液晶層503與所述資料線層5051，連接導線設置於所述控制線層5052中。 The capacitive touch display device includes a thin film transistor 506 on the second substrate 502, and a control line layer 5052 and a data line layer 5051 which are sequentially located on the thin film transistor 506. The common electrode layer 504 is disposed on the liquid crystal layer 503 and the data line layer 5051, and the connection wires are disposed in the control line layer 5052.

控制線層5052與共用電極層504之間設置有絕緣層508，所述連接導線通過貫穿所述絕緣層508的通孔509與共用電極層504中的第一齒形電極和第二齒形電極實現電連接。 An insulating layer 508 is disposed between the control line layer 5052 and the common electrode layer 504, and the connecting wire passes through the through hole 509 penetrating the insulating layer 508 and the first toothed electrode and the second toothed electrode in the common electrode layer 504. Realize electrical connections.

由於控制線層5052中的柵極線通常採用金屬材料，為了防止開口率的下降，所述連接導線與彩色濾光片507中的黑色矩陣5071的位置相對應。也就是說，在透光方向上，連接導線與黑色矩陣5071相重合。 Since the gate lines in the control line layer 5052 are usually made of a metal material, the connection wires correspond to the positions of the black matrix 5071 in the color filter 507 in order to prevent a decrease in the aperture ratio. That is, in the light transmission direction, the connecting wires coincide with the black matrix 5071.

上述實施例以FFS型顯示裝置為例進行說明，但是本發明對此不作限制，本發明電容式觸摸顯示裝置還可以是扭曲向列(Twisted Nematic，TN)型顯示裝置。 The above embodiment is described by taking an FFS type display device as an example. However, the present invention is not limited thereto, and the capacitive touch display device of the present invention may also be a Twisted Nematic (TN) type display device.

參考圖19，示出了本發明第七實施例的示意圖。需要說明的是，為了使附圖更加清楚簡潔，附圖中僅示意出了電容式觸摸顯示裝置主要組成部分，省略了諸如薄膜電晶體與像素電極間的絕緣層等的部件，不應以此限制本發明。 Referring to Figure 19, there is shown a schematic diagram of a seventh embodiment of the present invention. It should be noted that, in order to make the drawing more clear and concise, only the main components of the capacitive touch display device are illustrated in the drawings, and components such as an insulating layer between the thin film transistor and the pixel electrode are omitted, and Limit the invention.

本實施例電容式觸摸顯示裝置為TN型顯示裝置，包括：第一基板601，用作彩色濾光片607側的玻璃基板。 The capacitive touch display device of the present embodiment is a TN type display device, and includes a first substrate 601 serving as a glass substrate on the side of the color filter 607.

第二基板602，用作薄膜電晶體側的玻璃基板，所述第二基板602與所述第一基板601相對設置。 The second substrate 602 functions as a glass substrate on the thin film transistor side, and the second substrate 602 is disposed opposite to the first substrate 601.

位於所述第二基板602上的薄膜電晶體606；位於所述薄膜電晶體606上的像素電極605； 液晶層603，位於所述像素電極605和第二基板602之間； 共用電極層604，位於所述液晶層603和彩色濾光片607之間，包括矩陣式排布的多個電極單元，所述電極單元包括相對設置的第一齒形電極和第二齒形電極，所述第一齒形電極和第二齒形電極在觸摸感應階段用作觸摸感應電極，在顯示階段用作公共電極。 a thin film transistor 606 on the second substrate 602; a pixel electrode 605 on the thin film transistor 606; a liquid crystal layer 603 between the pixel electrode 605 and the second substrate 602; The common electrode layer 604 is located between the liquid crystal layer 603 and the color filter 607, and includes a plurality of electrode units arranged in a matrix, and the electrode unit includes a first tooth electrode and a second tooth electrode disposed opposite to each other. The first and second toothed electrodes are used as touch sensing electrodes in the touch sensing phase and as a common electrode in the display phase.

本實施例中，連接導線設置於所述共用電極層604中，用於實現第一齒形電極或第二齒形電極與顯示觸控晶片的電連接。連接導線可以採用與共用電極層604中第一齒形電極或第二齒形電極相同的透明導電材料，例如：氧化銦錫或者石墨烯。 In this embodiment, a connecting wire is disposed in the common electrode layer 604 for electrically connecting the first toothed electrode or the second toothed electrode to the display touch wafer. The connecting wires may be the same transparent conductive material as the first toothed electrode or the second toothed electrode in the common electrode layer 604, such as indium tin oxide or graphene.

參考圖20示出了本發明電容式觸摸顯示裝置第八實施例的示意圖。本實施例電容式觸摸顯示裝置仍為TN型顯示裝置。 Referring to Figure 20, there is shown a schematic diagram of an eighth embodiment of a capacitive touch display device of the present invention. The capacitive touch display device of this embodiment is still a TN type display device.

本實施例與第七實施例的相同之處不再贅述，本實施例與第七實施例的不同之處在於：共用電極層704與液晶層703之間設置有導電層710；所述導電層710與所述共用電極層704之間設置有絕緣層708；連接導線設置於所述導電層710中，所述連接導線通過貫穿所述絕緣層708的通孔709與共用電極層704中的第一齒形電極或第二齒形電極實現電連接。 The difference between this embodiment and the seventh embodiment is not described here. The difference between this embodiment and the seventh embodiment is that a conductive layer 710 is disposed between the common electrode layer 704 and the liquid crystal layer 703; the conductive layer An insulating layer 708 is disposed between the 710 and the common electrode layer 704; a connecting wire is disposed in the conductive layer 710, and the connecting wire passes through the through hole 709 and the common electrode layer 704 of the insulating layer 708. A toothed electrode or a second toothed electrode makes an electrical connection.

本實施例中，所述連接導線與共用電極層704分別位於不同層。連接導線可以採用與共用電極層704中第一齒形電極或第二齒形電極相同的透明導電材料，例如：氧化銦錫或者石墨烯。也可以採用諸如金屬材料等的不透明導電材料。在連接導線採用不透明導電材料時，所述連接導線的位置與彩色濾光片707中黑色矩陣7071的位置相對應，以避免造成光的遮擋而減小開口率。 In this embodiment, the connecting wires and the common electrode layer 704 are respectively located in different layers. The connecting wires may be the same transparent conductive material as the first toothed electrode or the second toothed electrode in the common electrode layer 704, such as indium tin oxide or graphene. An opaque conductive material such as a metal material can also be used. When the connecting wire is made of an opaque conductive material, the position of the connecting wire corresponds to the position of the black matrix 7071 in the color filter 707 to avoid blocking of light and to reduce the aperture ratio.

上述實施例中，電容式觸摸顯示裝置中設置有共用電極層，共用電極層包括多個電極單元，電極單元包括相對設置的第一齒形電極和第二齒形電極。本發明對此不作限制。 In the above embodiment, the capacitive touch display device is provided with a common electrode layer, the common electrode layer includes a plurality of electrode units, and the electrode unit includes opposite first and second toothed electrodes. The invention is not limited thereto.

相應地，為了解決現有技術的問題，本發明還提供一種電容式 觸摸顯示裝置，設置有位於所述第一基板和第二基板之間的共用電極層，所述共用電極層包括一維矩陣式排布的多個電極，所述多個電極在感應階段用作觸摸感應電極，在顯示階段用作公共電極。 Accordingly, in order to solve the problems of the prior art, the present invention also provides a capacitive type a touch display device provided with a common electrode layer between the first substrate and the second substrate, the common electrode layer comprising a plurality of electrodes arranged in a one-dimensional matrix, the plurality of electrodes being used in an induction phase The touch sensing electrode is used as a common electrode during the display phase.

參考圖21，示出了本發明電容式觸摸顯示裝置第九實施例的示意圖。所述電容式觸摸顯示裝置包括：共用電極層804，所述共用電極層中設置有呈單行矩陣排列的多個電極E1、E2、E3……En-1、En、En+1……，其中，n為大於或等於2的整數。本實施例中多個電極E1、E2、E3……En-1、En、En+1……為矩形。所述單行矩陣排列的多個電極單行矩陣可以實現行方向(X軸)方向上觸摸座標檢測及手勢識別，從而實現觸摸感應；所述多個電極E1、E2、E3……En-1、En、En+1……還用作顯示時的共用電極。 Referring to Figure 21, there is shown a schematic diagram of a ninth embodiment of a capacitive touch display device of the present invention. The capacitive touch display device includes a common electrode layer 804, and a plurality of electrodes E1, E2, E3, ..., En-1, En, En+1, ... arranged in a single row matrix are disposed in the common electrode layer, wherein , n is an integer greater than or equal to 2. In the present embodiment, the plurality of electrodes E1, E2, E3, ..., En-1, En, En+1, ... are rectangular. The single-row matrix of the plurality of electrodes arranged in the single-row matrix can realize touch coordinate detection and gesture recognition in the row direction (X-axis) direction, thereby implementing touch sensing; the plurality of electrodes E1, E2, E3, ..., En-1, En , En+1... is also used as a common electrode for display.

具體地，發生觸摸時，當觸控顯示晶片檢測到En電極上自電容的變化量最大，以Dn表示所述電容的變化量，En電極相鄰電極En-1、Sn+1的變化量分別為Dn-1和Dn+1以X0代表矩形電極在X軸方向上的長度為，則觸摸位置的座標為： Specifically, when the touch occurs, when the touch display wafer detects that the amount of change in the self-capacitance on the En electrode is the largest, the amount of change in the capacitance is represented by Dn, and the amount of change in the adjacent electrodes En-1 and Sn+1 of the En electrode is respectively For Dn-1 and Dn+1, X0 represents the length of the rectangular electrode in the X-axis direction, and the coordinates of the touch position are:

從而實現觸摸感應的觸摸位置的檢測。 Thereby, the detection of the touch-sensitive touch position is realized.

需要說明的是，本實施例所述電極的形狀為矩形(包括正方形和長方形)但是本發明對電極形狀不作限制，在其他實施例中所述電極形狀還可以圓形或橢圓形。 It should be noted that the shape of the electrode in this embodiment is rectangular (including square and rectangular). However, the shape of the electrode is not limited in the present invention, and in other embodiments, the shape of the electrode may be circular or elliptical.

還需要說明的是，圖21是以行方向一維矩陣為例進行說明，但是本發明對此不作限制，在其他實施例中，共用電極層中的多個電極還可以是單列矩陣排布，即多個電極在列方向上呈一維矩陣排布。所述單列矩陣排列的多個電極單行矩陣可以實現列方向(Y軸)方向上觸摸座標檢測及手勢識別。 It should be noted that FIG. 21 is an example of a one-dimensional matrix in the row direction. However, the present invention does not limit this. In other embodiments, the plurality of electrodes in the common electrode layer may also be arranged in a single column matrix. That is, the plurality of electrodes are arranged in a one-dimensional matrix in the column direction. The plurality of electrode single row matrices arranged in the single column matrix can realize touch coordinate detection and gesture recognition in the column direction (Y axis) direction.

與包括齒形電極的電容式觸摸顯示裝置類似地，具有一維矩陣式排布的多個電極的電容式觸摸顯示裝置中包括： 顯示觸控晶片，與各電極分別電連接，用於分時觸發觸摸感應階段和顯示階段，還用於在觸摸感應階段分別檢測各電極的電容變化，在顯示階段向各電極均載入公共電極電壓。 Similar to a capacitive touch display device including a toothed electrode, a capacitive touch display device having a plurality of electrodes arranged in a one-dimensional matrix includes: The touch wafer is electrically connected to each of the electrodes for triggering the touch sensing phase and the display phase, and is also used for detecting the capacitance change of each electrode in the touch sensing phase, and loading the common electrode into each electrode during the display phase. Voltage.

所述顯示觸控晶片可以包括：觸摸控制電路，用於在觸摸感應時分別檢測各電極的電容變化；顯示控制電路，用於在顯示時向各電極載入公共電極電壓；所述觸摸控制電路與所述顯示控制電路通過通訊裝置實現耦接，所述觸摸控制電路用於在觸摸感應結束後通過所述通訊裝置通知所述顯示控制電路進行顯示，所述顯示控制電路用於在顯示結束後通過所述通訊裝置通知所述觸摸控制電路進行觸摸感應。 The display touch wafer may include: a touch control circuit for respectively detecting a change in capacitance of each electrode during touch sensing; a display control circuit for loading a common electrode voltage to each electrode during display; the touch control circuit Coupling with the display control circuit by a communication device, the touch control circuit is configured to notify the display control circuit to display by the communication device after the touch sensing ends, the display control circuit is configured to display after the display ends The touch control circuit is notified by the communication device to perform touch sensing.

或者，所述顯示觸控晶片包括：觸摸控制電路，用於分別檢測各電極的電容變化；顯示控制電路，用於向各電極載入公共電極電壓；主控制電路，與所述觸摸控制電路和所述顯示控制電路耦接，用於分時地觸發所述觸摸控制電路和所述顯示控制電路。 Alternatively, the display touch wafer includes: a touch control circuit for respectively detecting a change in capacitance of each electrode; a display control circuit for loading a common electrode voltage to each electrode; a main control circuit, and the touch control circuit and The display control circuit is coupled to trigger the touch control circuit and the display control circuit in a time-sharing manner.

具體地，所述顯示觸控晶片還包括：多個第一開關，位於各電極與所述觸摸控制電路之間，所述第一開關連通時所述電容式觸摸顯示裝置進行觸摸感應；多個第二開關，位於各電極與所述顯示控制電路之間，所述第二開關連通時所述電容式觸摸顯示裝置進行顯示。 Specifically, the display touch wafer further includes: a plurality of first switches located between the electrodes and the touch control circuit, wherein the capacitive touch display device performs touch sensing when the first switch is in communication; The second switch is located between each electrode and the display control circuit, and the capacitive touch display device performs display when the second switch is in communication.

所述電容式觸摸顯示裝置，還可以包括：位於一維矩陣式排布的多個電極週邊區域的連接導線，用於實現電極與顯示觸控晶片的電連接。 The capacitive touch display device may further include: a connecting wire located in a plurality of electrode peripheral regions of the one-dimensional matrix arrangement for realizing electrical connection between the electrode and the display touch wafer.

所述連接導線可以設置於所述共用電極層。 The connecting wire may be disposed on the common electrode layer.

或者，所述連接導線可以與所述共用電極層位於不同層，所述連接導線通過通孔與所述電極實現電連接。 Alternatively, the connecting wires may be located in different layers from the common electrode layer, and the connecting wires are electrically connected to the electrodes through the through holes.

此處，所述通孔可以與所述電極的位置相對應。在透光方向上，所述通孔與電極相重合，即所述通孔在電極所在平面的投影落入到所述電極所在的區域中。 Here, the through hole may correspond to the position of the electrode. In the direction of light transmission, the through hole coincides with the electrode, that is, the projection of the through hole in the plane of the electrode falls into the region where the electrode is located.

所述連接導線的材料可以為不透光導電材料，所述連接導線與電容式觸摸顯示裝置中非透光區域的位置相對應。具體地，所述連接導線與黑色矩陣的位置相對應，即在透光方向上與黑色矩陣相重合以避免減小開口率。 The material of the connecting wire may be an opaque conductive material, and the connecting wire corresponds to a position of a non-light transmitting region in the capacitive touch display device. Specifically, the connecting wires correspond to the positions of the black matrix, that is, coincide with the black matrix in the light transmitting direction to avoid reducing the aperture ratio.

所述電容式觸摸顯示裝置可以為FFS型顯示裝置；所述第二基板上依次設置有薄膜電晶體和像素電極；所述共用電極層位於所述液晶層與所述像素電極之間。 The capacitive touch display device may be an FFS type display device; the second substrate is sequentially provided with a thin film transistor and a pixel electrode; and the common electrode layer is located between the liquid crystal layer and the pixel electrode.

在FFS型顯示裝置中，所述連接導線設置於所述共用電極層中。 In the FFS type display device, the connection wires are disposed in the common electrode layer.

或者，所述共用電極層與所述液晶層之間或所述共用電極層與所述像素電極之間設置有導電層，所述導電層與所述共用電極層之間設置有絕緣層；所述連接導線設置於所述導電層中，所述連接導線通過貫穿所述絕緣層的通孔與共用電極層中的電極實現電連接。 Or a conductive layer is disposed between the common electrode layer and the liquid crystal layer or between the common electrode layer and the pixel electrode, and an insulating layer is disposed between the conductive layer and the common electrode layer; The connecting wires are disposed in the conductive layer, and the connecting wires are electrically connected to the electrodes in the common electrode layer through the through holes penetrating the insulating layer.

在FFS型顯示裝置中，還包括依次位於所述第二基板上的控制線層和資料線層；所述連接導線位於所述控制線層，所述共用電極層與所述控制線層之間設置有絕緣層，所述連接導線通過貫穿所述絕緣層的通孔與共用電極層中的電極實現電連接。 In the FFS type display device, the control line layer and the data line layer are sequentially disposed on the second substrate; the connection wires are located in the control line layer, and the common electrode layer and the control line layer An insulating layer is provided, and the connecting wires are electrically connected to the electrodes in the common electrode layer through the through holes penetrating the insulating layer.

或者，所述連接導線位於所述資料線層，所述共用電極層與所述資料線層之間設置有絕緣層，所述連接導線通過貫穿所述絕緣層的通孔與共用電極層中的電極實現電連接。 Alternatively, the connecting wire is located in the data line layer, and an insulating layer is disposed between the common electrode layer and the data line layer, and the connecting wire passes through a through hole penetrating the insulating layer and a common electrode layer The electrodes are electrically connected.

所述電容式觸摸顯示裝置可以為TN型顯示裝置；所述第一基板與所述共用電極層之間還設置有彩色濾光片層；所述共用電極層位於所述液晶層與所述彩色濾光片層之間。 The capacitive touch display device may be a TN type display device; a color filter layer is further disposed between the first substrate and the common electrode layer; the common electrode layer is located in the liquid crystal layer and the color Between the filter layers.

在TN型顯示裝置中，所述連接導線設置於所述共用電極層中。 In the TN type display device, the connection wires are disposed in the common electrode layer.

或者，所述共用電極層與所述液晶層之間設置有導電層，所述導電層與所述共用電極層之間設置有絕緣層；所述連接導線設置於所述 導電層中，所述連接導線通過貫穿所述絕緣層的通孔與共用電極層中的電極實現電連接。 Or a conductive layer is disposed between the common electrode layer and the liquid crystal layer, and an insulating layer is disposed between the conductive layer and the common electrode layer; In the conductive layer, the connecting wires are electrically connected to the electrodes in the common electrode layer through the through holes penetrating the insulating layer.

連接導線與共用電極層同層時，可以採用氧化銦錫或者石墨烯等透明導電材料。 When the connecting wires are in the same layer as the common electrode layer, a transparent conductive material such as indium tin oxide or graphene may be used.

連接導線與共用電極若不同層，所述連接導線可以採用氧化銦錫或者石墨烯等透明導電材料，或者採用金屬等不透明導電材料。採用金屬材料時，所述連接導線與黑色矩陣透光方向上與黑色矩陣相重合，以避免擋光造成的開口率減小的問題。 If the connecting wire and the common electrode are different layers, the connecting wire may be a transparent conductive material such as indium tin oxide or graphene, or an opaque conductive material such as metal. When a metal material is used, the connecting wires and the black matrix overlap with the black matrix in the direction of light transmission to avoid the problem that the aperture ratio caused by light blocking is reduced.

需要說明的是，具有一維矩陣式排布的多個電極的電容式觸摸顯示裝置與齒形電極的電容式觸摸顯示裝置具有相同之處，請參考齒形電極的電容式觸摸顯示裝置相關內容的描述，在此不再贅述。 It should be noted that a capacitive touch display device having a plurality of electrodes arranged in a one-dimensional matrix has the same features as a capacitive touch display device of a toothed electrode. Please refer to the capacitive touch display device of the toothed electrode. The description is not repeated here.

雖然本發明披露如上，但本發明並非限定於此。任何本領域技術人員，在不脫離本發明的精神和範圍內，均可作各種更動與修改，因此本發明的保護範圍應當以權利要求所限定的範圍為准。 Although the present invention has been disclosed above, the present invention is not limited thereto. Any changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention, and the scope of the invention should be determined by the scope defined by the appended claims.

110‧‧‧電極單元 110‧‧‧electrode unit

1101‧‧‧第一齒形電極 1101‧‧‧First toothed electrode

1102‧‧‧第二齒形電極 1102‧‧‧second toothed electrode

130‧‧‧顯示觸控晶片 130‧‧‧ display touch chip

120‧‧‧連接導線 120‧‧‧Connecting wires

104‧‧‧共用電極層 104‧‧‧Common electrode layer

Claims (54)

一種電容式觸摸顯示裝置，用於實現觸摸感應和顯示，其特徵在於，包括：第一基板；第二基板，與所述第一基板相對設置；液晶層，位於所述第一基板和第二基板之間；共用電極層，位於所述第一基板和第二基板之間，所述共用電極層包括矩陣式排布的多個電極單元，所述電極單元包括相對設置的第一齒形電極和第二齒形電極，所述第一齒形電極和第二齒形電極在觸摸感應階段用作觸摸感應電極，在顯示階段用作公共電極；顯示觸控晶片，所述顯示觸控晶片包括：多個第一開關，位於第一齒形電極或第二齒形電極與所述觸摸控制電路之間，所述第一開關連通時所述電容式觸摸顯示裝置進行觸摸感應；多個第二開關，位於第一齒形電極或第二齒形電極與所述顯示控制電路之間，所述第二開關連通時所述電容式觸摸顯示裝置進行顯示。 A capacitive touch display device for implementing touch sensing and display, comprising: a first substrate; a second substrate disposed opposite to the first substrate; a liquid crystal layer located at the first substrate and the second Between the substrates; a common electrode layer between the first substrate and the second substrate, the common electrode layer comprising a plurality of electrode units arranged in a matrix, the electrode unit comprising a first toothed electrode disposed opposite to each other And a second toothed electrode, the first toothed electrode and the second toothed electrode being used as a touch sensing electrode in a touch sensing phase, serving as a common electrode in a display phase; displaying a touch wafer, the display touch wafer including a plurality of first switches located between the first toothed electrode or the second toothed electrode and the touch control circuit, wherein the capacitive touch display device performs touch sensing when the first switch is in communication; The switch is located between the first toothed electrode or the second toothed electrode and the display control circuit, and the capacitive touch display device performs display when the second switch is in communication. 如申請專利範圍第1項所述之電容式觸摸顯示裝置，其中，所述多個電極單元呈單行多列矩陣式排布、兩行多列矩陣式排布或多行多列矩陣式排布，所述第一齒形電極和第二齒形電極的齒沿列方向延伸。 The capacitive touch display device of claim 1, wherein the plurality of electrode units are arranged in a single row and multi-column matrix, in a two-row multi-column matrix arrangement or a multi-row multi-column matrix arrangement. The teeth of the first and second toothed electrodes extend in the column direction. 如申請專利範圍第1項所述之電容式觸摸顯示裝置，其中，所述多個電極單元呈單列多行矩陣式排布、兩列多行矩陣式排布或者多列多行矩陣式排布，所述第一齒形電極和第二齒形電極的齒沿行方向延伸。 The capacitive touch display device of claim 1, wherein the plurality of electrode units are arranged in a single row and multiple rows in a matrix, in a two-column multi-row matrix arrangement, or in a multi-column multi-row matrix arrangement. The teeth of the first and second toothed electrodes extend in the row direction. 如申請專利範圍第1項所述之電容式觸摸顯示裝置，其中，所述第一齒形電極和第二齒形電極為單齒結構或多齒結構。 The capacitive touch display device of claim 1, wherein the first and second toothed electrodes are of a single-tooth structure or a multi-tooth structure. 如申請專利範圍第1項所述之電容式觸摸顯示裝置，其中，所述第一齒形電極和第二齒形電極的齒為三角形或梯形。 The capacitive touch display device of claim 1, wherein the teeth of the first toothed electrode and the second toothed electrode are triangular or trapezoidal. 如申請專利範圍第1項所述之電容式觸摸顯示裝置，其中，所述電極單元包括一個或者多個第一齒形電極和一個或者多個第二齒形電極。 The capacitive touch display device of claim 1, wherein the electrode unit comprises one or more first toothed electrodes and one or more second toothed electrodes. 如申請專利範圍第1項所述之電容式觸摸顯示裝置，其中，不同電極單 元具有相同個數的齒形或不同個數的齒形。 The capacitive touch display device according to claim 1, wherein the different electrode sheets The elements have the same number of teeth or a different number of teeth. 如申請專利範圍第1項所述之電容式觸摸顯示裝置，其中，同一電極單元中齒形電極的形狀相同或不同。 The capacitive touch display device according to claim 1, wherein the shape of the toothed electrodes in the same electrode unit is the same or different. 如申請專利範圍第1項所述之電容式觸摸顯示裝置，其中，不同電極單元中齒形電極的形狀相同或不同。 The capacitive touch display device according to claim 1, wherein the shape of the toothed electrodes in the different electrode units is the same or different. 如申請專利範圍第1項所述之電容式觸摸顯示裝置，其中，所述共用電極層為單層結構，或者，所述共用電極層為相互之間電連接的多層結構。 The capacitive touch display device according to claim 1, wherein the common electrode layer has a single layer structure, or the common electrode layer is a multilayer structure electrically connected to each other. 如申請專利範圍第1項所述之電容式觸摸顯示裝置，其中：所述顯示觸控晶片，與各電極單元的第一齒形電極和第二齒形電極分別電連接，用於分時驅動所述裝置，在觸摸感應階段分別檢測各電極單元中第一齒形電極和第二齒形電極的電容變化，在顯示階段向各電極單元中第一齒形電極和第二齒形電極均載入公共電極電壓並驅動顯示像素電極。 The capacitive touch display device of claim 1, wherein the display touch wafer is electrically connected to the first tooth electrode and the second tooth electrode of each electrode unit for time-division driving. The device detects a change in capacitance of the first toothed electrode and the second toothed electrode in each electrode unit in a touch sensing phase, and the first toothed electrode and the second toothed electrode are respectively carried in each electrode unit in the display phase. The common electrode voltage is input and the display pixel electrode is driven. 如申請專利範圍第11項所述之電容式觸摸顯示裝置，其中，所述顯示觸控晶片設置為檢測各電極單元中第一齒形電極和第二齒形電極的自電容。 The capacitive touch display device of claim 11, wherein the display touch wafer is configured to detect a self-capacitance of the first toothed electrode and the second toothed electrode in each of the electrode units. 如申請專利範圍第11項所述之電容式觸摸顯示裝置，其中，所述顯示觸控晶片包括：觸摸控制電路，用於在觸摸感應時分別檢測各電極單元中第一齒形電極和第二齒形電極的電容變化；顯示控制電路，用於在顯示時向各電極單元中第一齒形電極和第二齒形電極載入公共電極電壓並驅動顯示像素電極；所述觸摸控制電路與所述顯示控制電路通過通訊裝置實現耦接，所述觸摸控制電路用於在觸摸感應結束後通過所述通訊裝置通知所述顯示控制電路進行顯示，所述顯示控制電路用於在顯示結束後通過所述通訊裝置通知所述觸摸控制電路進行觸摸感應。 The capacitive touch display device of claim 11, wherein the display touch wafer comprises: a touch control circuit, configured to respectively detect a first toothed electrode and a second one of each electrode unit during touch sensing a capacitance change of the toothed electrode; a display control circuit for loading a common electrode voltage and driving the display pixel electrode to the first toothed electrode and the second toothed electrode of each electrode unit during display; the touch control circuit and the The display control circuit is coupled by a communication device, and the touch control circuit is configured to notify the display control circuit to display by the communication device after the touch sensing ends, and the display control circuit is configured to pass the display after the display ends. The communication device notifies the touch control circuit to perform touch sensing. 如申請專利範圍第13項所述之電容式觸摸顯示裝置，其中，所述多個電極單元呈兩列多行矩陣式排布，所述觸摸控制電路包括： 第一觸摸控制電路，用於在觸摸感應時分別檢測第一列各電極單元中第一齒形電極和第二齒形電極的電容變化；第二觸摸控制電路，用於在觸摸感應時分別檢測第二列各電極單元中第一齒形電極和第二齒形電極的電容變化；所述第一觸摸控制電路和所述第二觸摸控制電路分別位於所述顯示控制電路的兩側。 The capacitive touch display device of claim 13, wherein the plurality of electrode units are arranged in a matrix of two rows and a plurality of rows, the touch control circuit comprising: a first touch control circuit, configured to respectively detect a change in capacitance of the first toothed electrode and the second toothed electrode in each of the electrode units of the first column during touch sensing; and a second touch control circuit for detecting respectively during touch sensing a capacitance change of the first toothed electrode and the second toothed electrode in each of the electrode units of the second column; the first touch control circuit and the second touch control circuit are respectively located at two sides of the display control circuit. 如申請專利範圍第11項所述之電容式觸摸顯示裝置，其中，所述顯示觸控晶片包括：觸摸控制電路，用於分別檢測各電極單元中第一齒形電極和第二齒形電極的電容變化；顯示控制電路，用於向各電極單元中第一齒形電極和第二齒形電極載入公共電極電壓並驅動顯示像素電極；主控制電路，與所述觸摸控制電路和所述顯示控制電路耦接，用於分時地觸發所述觸摸控制電路和所述顯示控制電路。 The capacitive touch display device of claim 11, wherein the display touch wafer comprises: a touch control circuit for respectively detecting a first tooth electrode and a second tooth electrode of each electrode unit; a capacitance change; a display control circuit for loading a common electrode voltage to the first and second toothed electrodes of each of the electrode units and driving the display pixel electrode; a main control circuit, the touch control circuit and the display The control circuit is coupled to trigger the touch control circuit and the display control circuit in a time-sharing manner. 如申請專利範圍第11項所述之電容式觸摸顯示裝置，其中，還包括：連接導線，用於實現第一齒形電極或第二齒形電極與顯示觸控晶片的電連接。 The capacitive touch display device of claim 11, further comprising: a connecting wire for electrically connecting the first toothed electrode or the second toothed electrode to the display touch wafer. 如申請專利範圍第16項所述之電容式觸摸顯示裝置，其中，所述連接導線與所述共用電極層位於同一層。 The capacitive touch display device of claim 16, wherein the connecting wire is in the same layer as the common electrode layer. 如申請專利範圍第16項所述之電容式觸摸顯示裝置，其中，所述連接導線與所述共用電極層位於不同層，所述連接導線通過通孔與所述第一齒形電極或第二齒形電極實現電連接。 The capacitive touch display device of claim 16, wherein the connecting wire and the common electrode layer are located in different layers, and the connecting wire passes through the through hole and the first toothed electrode or the second The toothed electrodes make an electrical connection. 如申請專利範圍第18項所述之電容式觸摸顯示裝置，其中，所述通孔與所述第一齒形電極或第二齒形電極的位置相對應。 The capacitive touch display device of claim 18, wherein the through hole corresponds to a position of the first toothed electrode or the second toothed electrode. 如申請專利範圍第19項所述之電容式觸摸顯示裝置，其中，所述連接導線的材料為不透光導電材料，所述連接導線與電容式觸摸顯示裝置中非透光區域的位置相對應。 The capacitive touch display device of claim 19, wherein the connecting wire is made of an opaque conductive material, and the connecting wire corresponds to a position of a non-transmissive region of the capacitive touch display device. . 如申請專利範圍第20項所述之電容式觸摸顯示裝置，其中，所述連接導線與黑色矩陣的位置相對應。 The capacitive touch display device of claim 20, wherein the connecting wire corresponds to a position of a black matrix. 如申請專利範圍第16項所述之電容式觸摸顯示裝置，其中，所述電容式觸摸顯示裝置為FFS型顯示裝置；所述第二基板上依次設置有薄膜電晶體和像素電極；所述共用電極層位於所述液晶層與所述像素電極之間。 The capacitive touch display device of claim 16, wherein the capacitive touch display device is an FFS type display device; the second substrate is sequentially provided with a thin film transistor and a pixel electrode; An electrode layer is located between the liquid crystal layer and the pixel electrode. 如申請專利範圍第22項所述之電容式觸摸顯示裝置，其中，所述連接導線設置於所述共用電極層中。 The capacitive touch display device of claim 22, wherein the connecting wire is disposed in the common electrode layer. 如申請專利範圍第22項所述之電容式觸摸顯示裝置，其中，所述共用電極層與所述液晶層之間或所述共用電極層與所述像素電極之間設置有導電層，所述導電層與所述共用電極層之間設置有絕緣層；所述連接導線設置於所述導電層中，所述連接導線通過貫穿所述絕緣層的通孔與共用電極層中的第一齒形電極或第二齒形電極實現電連接。 The capacitive touch display device of claim 22, wherein a conductive layer is disposed between the common electrode layer and the liquid crystal layer or between the common electrode layer and the pixel electrode, An insulating layer is disposed between the conductive layer and the common electrode layer; the connecting wire is disposed in the conductive layer, and the connecting wire passes through a through hole penetrating the insulating layer and a first tooth shape in the common electrode layer The electrode or the second toothed electrode makes an electrical connection. 如申請專利範圍第22項所述之電容式觸摸顯示裝置，其中，還包括依次位於所述第二基板上的控制線層和資料線層；所述連接導線位於所述控制線層，所述共用電極層與所述控制線層之間設置有絕緣層，所述連接導線通過貫穿所述絕緣層的通孔與共用電極層中的第一齒形電極或第二齒形電極實現電連接。 The capacitive touch display device of claim 22, further comprising a control line layer and a data line layer sequentially located on the second substrate; the connecting wire is located at the control line layer, An insulating layer is disposed between the common electrode layer and the control line layer, and the connecting wire is electrically connected to the first toothed electrode or the second toothed electrode in the common electrode layer through a through hole penetrating the insulating layer. 如申請專利範圍第22項所述之電容式觸摸顯示裝置，其中，還包括依次位於所述第二基板上的控制線層和資料線層；所述連接導線位於所述資料線層，所述共用電極層與所述資料線層之間設置有絕緣層，所述連接導線通過貫穿所述絕緣層的通孔與共用電極層中的第一齒形電極或第二齒形電極實現電連接。 The capacitive touch display device of claim 22, further comprising a control line layer and a data line layer sequentially located on the second substrate; the connecting wire is located at the data line layer, An insulating layer is disposed between the common electrode layer and the data line layer, and the connecting wire is electrically connected to the first toothed electrode or the second toothed electrode in the common electrode layer through a through hole penetrating the insulating layer. 如申請專利範圍第16項所述之電容式觸摸顯示裝置，其中，所述電容式觸摸顯示裝置為TN型顯示裝置；所述第一基板與所述共用電極層之間還設置有彩色濾光片層； 所述共用電極層位於所述液晶層與所述彩色濾光片層之間。 The capacitive touch display device of claim 16, wherein the capacitive touch display device is a TN type display device; and the color filter is further disposed between the first substrate and the common electrode layer. Slice The common electrode layer is located between the liquid crystal layer and the color filter layer. 如申請專利範圍第27項所述之電容式觸摸顯示裝置，其中，所述連接導線設置於所述共用電極層中。 The capacitive touch display device of claim 27, wherein the connecting wire is disposed in the common electrode layer. 如申請專利範圍第27項所述之電容式觸摸顯示裝置，其中，所述共用電極層與所述液晶層之間設置有導電層，所述導電層與所述共用電極層之間設置有絕緣層；所述連接導線設置於所述導電層中，所述連接導線通過貫穿所述絕緣層的通孔與共用電極層中的第一齒形電極或第二齒形電極實現電連接。 The capacitive touch display device of claim 27, wherein a conductive layer is disposed between the common electrode layer and the liquid crystal layer, and an insulation is disposed between the conductive layer and the common electrode layer. The connecting wire is disposed in the conductive layer, and the connecting wire is electrically connected to the first toothed electrode or the second toothed electrode in the common electrode layer through a through hole penetrating the insulating layer. 如申請專利範圍第1項所述之電容式觸摸顯示裝置，其中，所述共用電極層的材料是氧化銦錫或者石墨烯。 The capacitive touch display device according to claim 1, wherein the material of the common electrode layer is indium tin oxide or graphene. 如申請專利範圍第16項所述之電容式觸摸顯示裝置，其中，所述連接導線的材料是氧化銦錫、石墨烯或金屬。 The capacitive touch display device of claim 16, wherein the connecting wire is made of indium tin oxide, graphene or metal. 一種電容式觸摸顯示裝置，用於實現觸摸感應和顯示，其中，包括：第一基板；第二基板，與所述第一基板相對設置；液晶層，位於所述第一基板和第二基板之間；共用電極層，位於所述第一基板和第二基板之間，所述共用電極層包括一維矩陣式排布的多個電極，所述多個電極在感應階段用作觸摸感應電極，在顯示階段用作公共電極。 A capacitive touch display device for implementing touch sensing and display, comprising: a first substrate; a second substrate disposed opposite to the first substrate; and a liquid crystal layer located on the first substrate and the second substrate a common electrode layer between the first substrate and the second substrate, the common electrode layer comprising a plurality of electrodes arranged in a one-dimensional matrix, the plurality of electrodes being used as a touch sensing electrode in the sensing phase, Used as a common electrode during the display phase. 顯示觸控晶片，所述顯示觸控晶片包括：多個第一開關，位於第一齒形電極或第二齒形電極與所述觸摸控制電路之間，所述第一開關連通時所述電容式觸摸顯示裝置進行觸摸感應；多個第二開關，位於第一齒形電極或第二齒形電極與所述顯示控制電路之間，所述第二開關連通時所述電容式觸摸顯示裝置進行顯示。 Displaying a touch wafer, the display touch wafer comprising: a plurality of first switches between the first toothed electrode or the second toothed electrode and the touch control circuit, the capacitor being connected when the first switch is connected The touch display device performs touch sensing; the plurality of second switches are located between the first toothed electrode or the second toothed electrode and the display control circuit, and the capacitive touch display device performs when the second switch is in communication display. 如申請專利範圍第32項所述之電容式觸摸顯示裝置，其中，所述電極形狀是正多邊形、長條形、圓形或橢圓形。 The capacitive touch display device of claim 32, wherein the electrode shape is a regular polygon, a strip shape, a circle shape or an elliptical shape. 如申請專利範圍第32項所述之電容式觸摸顯示裝置，其中，還包括：顯示觸控晶片，與各電極分別電連接，用於分時觸發觸摸感應階段和顯示階段，還用於在觸摸感應階段分別檢測各電極的電容變化，在顯示階段向各電極均載入公共電極電壓。 The capacitive touch display device of claim 32, further comprising: displaying a touch wafer, electrically connected to each electrode, for triggering the touch sensing phase and the display phase, and also for touching The sensing phase detects the change in capacitance of each electrode, and loads the common electrode voltage to each electrode during the display phase. 如申請專利範圍第34項所述之電容式觸摸顯示裝置，其中，所述顯示觸控晶片設置為檢測各電極的自電容。 The capacitive touch display device of claim 34, wherein the display touch wafer is configured to detect a self-capacitance of each electrode. 如申請專利範圍第34項所述之電容式觸摸顯示裝置，其中，所述顯示觸控晶片包括：觸摸控制電路，用於在觸摸感應時分別檢測各電極的電容變化；顯示控制電路，用於在顯示時向各電極載入公共電極電壓；所述觸摸控制電路與所述顯示控制電路通過通訊裝置實現耦接，所述觸摸控制電路用於在觸摸感應結束後通過所述通訊裝置通知所述顯示控制電路進行顯示，所述顯示控制電路用於在顯示結束後通過所述通訊裝置通知所述觸摸控制電路進行觸摸感應。 The capacitive touch display device of claim 34, wherein the display touch wafer comprises: a touch control circuit for respectively detecting a change in capacitance of each electrode during touch sensing; and a display control circuit for Loading a common electrode voltage to each electrode during display; the touch control circuit and the display control circuit are coupled by a communication device, and the touch control circuit is configured to notify the communication device by the communication device after the touch sensing ends The display control circuit is configured to display, by the communication device, the touch control circuit to perform touch sensing after the display ends. 如申請專利範圍第34項所述之電容式觸摸顯示裝置，其中，所述顯示觸控晶片包括：觸摸控制電路，用於分別檢測各電極的電容變化；顯示控制電路，用於向各電極載入公共電極電壓；主控制電路，與所述觸摸控制電路和所述顯示控制電路耦接，用於分時地觸發所述觸摸控制電路和所述顯示控制電路。 The capacitive touch display device of claim 34, wherein the display touch wafer comprises: a touch control circuit for respectively detecting a change in capacitance of each electrode; and a display control circuit for loading each electrode a common electrode voltage is coupled to the touch control circuit and the display control circuit for triggering the touch control circuit and the display control circuit in a time-sharing manner. 如申請專利範圍第34項所述之電容式觸摸顯示裝置，其中，還包括：位於一維矩陣式排布的多個電極週邊區域的連接導線，用於實現電極與顯示觸控晶片的電連接。 The capacitive touch display device of claim 34, further comprising: a connecting wire located in a plurality of electrode peripheral regions of the one-dimensional matrix arrangement for electrically connecting the electrode to the display touch wafer . 如申請專利範圍第38項所述之電容式觸摸顯示裝置，其中，所述連接導線設置於所述共用電極層。 The capacitive touch display device of claim 38, wherein the connecting wire is disposed on the common electrode layer. 如申請專利範圍第38項所述之電容式觸摸顯示裝置，其中，所述連接導線與所述共用電極層位於不同層，所述連接導線通過通孔與所述電極實 現電連接。 The capacitive touch display device of claim 38, wherein the connecting wire and the common electrode layer are located in different layers, and the connecting wire passes through the through hole and the electrode Now connected. 如申請專利範圍第40項所述之電容式觸摸顯示裝置，其中，所述通孔與所述電極的位置相對應。 The capacitive touch display device of claim 40, wherein the through hole corresponds to a position of the electrode. 如申請專利範圍第40項所述之電容式觸摸顯示裝置，其中，所述連接導線的材料為不透光導電材料，所述連接導線與電容式觸摸顯示裝置中非透光區域的位置相對應。 The capacitive touch display device of claim 40, wherein the connecting wire is made of an opaque conductive material, and the connecting wire corresponds to a position of a non-transmissive region of the capacitive touch display device. . 如申請專利範圍第42項所述之電容式觸摸顯示裝置，其中，所述連接導線與黑色矩陣的位置相對應。 The capacitive touch display device of claim 42, wherein the connecting wire corresponds to a position of the black matrix. 如申請專利範圍第38項所述之電容式觸摸顯示裝置，其中，所述電容式觸摸顯示裝置為FFS型顯示裝置；所述第二基板上依次設置有薄膜電晶體和像素電極；所述共用電極層位於所述液晶層與所述像素電極之間。 The capacitive touch display device of claim 38, wherein the capacitive touch display device is an FFS type display device; the second substrate is sequentially provided with a thin film transistor and a pixel electrode; An electrode layer is located between the liquid crystal layer and the pixel electrode. 如申請專利範圍第44項所述之電容式觸摸顯示裝置，其中，所述連接導線設置於所述共用電極層中。 The capacitive touch display device of claim 44, wherein the connecting wire is disposed in the common electrode layer. 如申請專利範圍第44項所述之電容式觸摸顯示裝置，其中，所述共用電極層與所述液晶層之間或所述共用電極層與所述像素電極之間設置有導電層，所述導電層與所述共用電極層之間設置有絕緣層；所述連接導線設置於所述導電層中，所述連接導線通過貫穿所述絕緣層的通孔與共用電極層中的電極實現電連接。 The capacitive touch display device of claim 44, wherein a conductive layer is disposed between the common electrode layer and the liquid crystal layer or between the common electrode layer and the pixel electrode, An insulating layer is disposed between the conductive layer and the common electrode layer; the connecting wire is disposed in the conductive layer, and the connecting wire is electrically connected to an electrode in the common electrode layer through a through hole penetrating the insulating layer . 如申請專利範圍第44項所述之電容式觸摸顯示裝置，其中，還包括依次位於所述第二基板上的控制線層和資料線層；所述連接導線位於所述控制線層，所述共用電極層與所述控制線層之間設置有絕緣層，所述連接導線通過貫穿所述絕緣層的通孔與共用電極層中的電極實現電連接。 The capacitive touch display device of claim 44, further comprising a control line layer and a data line layer sequentially located on the second substrate; the connection wire is located at the control line layer, An insulating layer is disposed between the common electrode layer and the control line layer, and the connecting wire is electrically connected to the electrode in the common electrode layer through a through hole penetrating the insulating layer. 如申請專利範圍第44項所述之電容式觸摸顯示裝置，其中，還包括依次位於所述第二基板上的控制線層和資料線層； 所述連接導線位於所述資料線層，所述共用電極層與所述資料線層之間設置有絕緣層，所述連接導線通過貫穿所述絕緣層的通孔與共用電極層中的電極實現電連接。 The capacitive touch display device of claim 44, further comprising a control line layer and a data line layer sequentially located on the second substrate; The connecting wire is located at the data line layer, and an insulating layer is disposed between the common electrode layer and the data line layer, and the connecting wire is realized by a through hole penetrating the insulating layer and an electrode in the common electrode layer Electrical connection. 如申請專利範圍第38項所述之電容式觸摸顯示裝置，其中，所述電容式觸摸顯示裝置為TN型顯示裝置；所述第一基板與所述共用電極層之間還設置有彩色濾光片層；所述共用電極層位於所述液晶層與所述彩色濾光片層之間。 The capacitive touch display device of claim 38, wherein the capacitive touch display device is a TN type display device; color filter is further disposed between the first substrate and the common electrode layer a layer; the common electrode layer is located between the liquid crystal layer and the color filter layer. 如申請專利範圍第49項所述之電容式觸摸顯示裝置，其中，所述連接導線設置於所述共用電極層中。 The capacitive touch display device of claim 49, wherein the connecting wire is disposed in the common electrode layer. 如申請專利範圍第49項所述之電容式觸摸顯示裝置，其中，所述共用電極層與所述液晶層之間設置有導電層，所述導電層與所述共用電極層之間設置有絕緣層；所述連接導線設置於所述導電層中，所述連接導線通過貫穿所述絕緣層的通孔與共用電極層中的電極實現電連接。 The capacitive touch display device of claim 49, wherein a conductive layer is disposed between the common electrode layer and the liquid crystal layer, and an insulation is disposed between the conductive layer and the common electrode layer. The connecting wire is disposed in the conductive layer, and the connecting wire is electrically connected to an electrode in the common electrode layer through a through hole penetrating the insulating layer. 如申請專利範圍第32項所述之電容式觸摸顯示裝置，其中，所述共用電極層的材料是氧化銦錫或者石墨烯。 The capacitive touch display device of claim 32, wherein the material of the common electrode layer is indium tin oxide or graphene. 如申請專利範圍第38項所述之電容式觸摸顯示裝置，其中，所述連接導線的材料是氧化銦錫、石墨烯或金屬。 The capacitive touch display device of claim 38, wherein the connecting wire is made of indium tin oxide, graphene or metal.