TW567367B

TW567367B - Display device

Info

Publication number: TW567367B
Application number: TW89125752A
Authority: TW
Inventors: Shian-Shiung Huang; Nai-Heng Jang; Ching-Yun Jang
Original assignee: Wintek Corp
Priority date: 2000-12-04
Filing date: 2000-12-04
Publication date: 2003-12-21

Abstract

A display device is disclosed, which comprises a liquid crystal panel, a flexible printed circuit board, a driving IC device, a conductive adhesive and passive devices such as resistive capacitors, etc. the liquid crystal display panel has a panel electrode, the flexible printed circuit board is fixed onto the right back end of the liquid crystal panel, the flexible printed circuit board has plural external leads on its exterior, and has plural internal leads inside. The conductive adhesive is bonded to the position between the panel electrode of the liquid crystal panel and the external leads outside the printed circuit board, and is also bonded to the position between the internal leads inside the printed circuit board and the driving IC device. Thus, the display is not only light, thin, short, small but also can prevent the generation of crosstalk.

Description

567367 五、發明說明（1) 發明領域：本發明係有關於一種顯示裝置之液晶顯示器封裝電路結構，尤指利用目前世界最新的電子構裝技術-晶粒軟膜接合技術（COF)，藉以簡化整體製程技術的顯示裝置。發明背景：按’世界各國有關於顯示裝置的專利文獻多的不勝牧舉，茲如美國專利文獻編號486215 3之「FALT DISPLAY PA NEL WITH FRAMING FOR FLEXIBLE SUBSTRATE FOLDING」，其技術重要紀錄如下：每一軟性線路基板（包含L S I )經一 S型撓曲由LCD上下玻璃連接至PCB板；美國專利文獻編號 534 1 233之「LIQUID CRYSTAL MODULE WITH TAB ASSEMB LIES CONNECTED THROUGH A FLEXIBLE CIRCUIT BOARD」567367 V. Description of the invention (1) Field of the invention: The present invention relates to a liquid crystal display package circuit structure of a display device, especially using the world's latest electronic assembly technology-grain soft film bonding technology (COF) to simplify the whole. Display device for process technology. Background of the Invention: According to the numerous patent documents concerning display devices in various countries in the world, such as "FALT DISPLAY PA NEL WITH FRAMING FOR FLEXIBLE SUBSTRATE FOLDING" in US Patent Document No. 486215 3, the important technical records are as follows: The flexible circuit substrate (including LSI) is connected to the PCB board from the upper and lower glass of the LCD through an S-type flexure; "LIQUID CRYSTAL MODULE WITH TAB ASSEMB LIES CONNECTED THROUGH A FLEXIBLE CIRCUIT BOARD" by US Patent Document No. 534 1 233

，其技術重要紀錄如下：每一 TAB-LSI於LCD下方，連接上下玻璃之I / 0端子至一軟性印刷電路板；美國專利文獻編號 46 5 5 5 5 1 之「LIQUID CRYSTAL DISPLAY WITH CHIP PR0J ECTING ABOVE AND BELOW FLEXIBLE FILM」，每一軟性線路薄膜（包含LSI)於LCD下方，連接上玻璃之I/O端子至 PCB板；日本專利文獻編號 0 32 0 46 1 9A2「LIQUID CRYSTAL DISPLAY DEVICE」，其技術重要紀錄如下：每一 COF平行連接LCD上下玻璃之I/O端子至PCB板；日本專利文獻編號 0 2 1 3 782 2A2之「LIQUID CRYSTAL DISPLAY DEVICE」每一 COF平行連接LCD上下玻璃之I/O端子至PCB板；日本專利文獻編號 0 42 1 8 9 3 3A2之「FLEXIBLE CIRCUIT BOARD AND LIQ UID CRYSTAL DISPLAY DEVICE」，其每一 COF平行連接 LCDThe important technical records are as follows: Each TAB-LSI is below the LCD and connects the I / 0 terminal of the upper and lower glass to a flexible printed circuit board; "LIQUID CRYSTAL DISPLAY WITH CHIP PR0J ECTING" of US Patent Document No. 46 5 5 5 5 1 "ABOVE AND BELOW FLEXIBLE FILM", each flexible circuit film (including LSI) is below the LCD, and the glass I / O terminals are connected to the PCB; Japanese Patent Document No. 0 32 0 46 1 9A2 "LIQUID CRYSTAL DISPLAY DEVICE", which The important technical records are as follows: Each COF connects the I / O terminals of the upper and lower glass of the LCD in parallel to the PCB; Japanese Patent Document No. 0 2 1 3 782 2A2 "LIQUID CRYSTAL DISPLAY DEVICE" Each COF connects the I / O of the upper and lower glass of the LCD in parallel O terminal to PCB; Japanese Patent Document No. 0 42 1 8 9 3 3A2 "FLEXIBLE CIRCUIT BOARD AND LIQ UID CRYSTAL DISPLAY DEVICE", each COF of which is connected to the LCD in parallel

567367 五、發明說明（2) 上下玻璃之I/O端子至PCB板。另’習知如臺灣中華民國專利公報編號3 9 2 1 3 9之「顯示裝置」，其係由透明基板和夾在中間之液晶形成的一顯示元件之端子和一膜板之一端子部分連接而成，其特徵係在於：該膜板是位於該顯示元件内側，且該膜板之端子部分’其係將夾在中間的一間隔器加以回折後再和該顯示元件之端子連接；其中，該顯示元件之端子設在透明基板其中一者的多個鄰近側面上，且該膜板之端子部分與該多個侧面連接；其中，利用在該膜板中製造一切槽而形成另一 I / F端子。其具有下列之缺點：例如在該膜板利用一間隔器加以回折後再和該顯示元件之端子連接，此間隔器之製作或利用間隔器加以回折，易造成成本提高及增加製造之繁複’此亦有待改進；此外，整體構造複雜易造成體積和重量增加，不利於未來的輕、薄、短、小型化的攜帶型通訊電子產品，此亟待改進。如第一圖所示，就已有之LCM構裝技術缺點大致如下 1 、表面黏著技術（SMT)，其缺點是無法做到狹小間距的要求’且P C B最小板厚約〇 . 4 m m。整體略嫌笨重。 2、捲帶式晶粒接合技術（TAB)··應用在狹小間距接合時，必須考慮到TAB之捲帶熱膨脹特性，且訊號輸出/ 入端方向固定。被動元件必須另外貼附於其他基板上，且可撓性較差。 3、晶粒-玻璃接合技術（c〇G):被動元件必須另外貼附於567367 V. Description of the invention (2) I / O terminals of the upper and lower glass to the PCB. In addition, it is known as a "display device" such as Taiwan Republic of China Patent Gazette No. 3 9 2 1 39, which is a terminal part of a display element formed by a transparent substrate and a liquid crystal sandwiched therebetween and a terminal part of a membrane plate. It is characterized in that the film plate is located inside the display element, and the terminal portion of the film plate 'is a folded back spacer and then connected to the terminal of the display element; wherein, The terminals of the display element are provided on a plurality of adjacent sides of one of the transparent substrates, and the terminal portion of the film plate is connected to the plurality of sides; wherein another I / is formed by making all grooves in the film plate F terminal. It has the following disadvantages: for example, the diaphragm is folded back with a spacer and then connected to the terminal of the display element. The production of this spacer or the folding back with a spacer can easily increase costs and increase the complexity of manufacturing. It also needs to be improved. In addition, the complex overall structure is prone to increase in volume and weight, which is not conducive to future lightweight, thin, short and miniaturized portable communication electronic products, which urgently needs to be improved. As shown in the first figure, the shortcomings of the existing LCM assembly technology are roughly as follows: 1. Surface adhesion technology (SMT), which has the disadvantage of not being able to meet the requirements of narrow pitches' and the minimum board thickness of PCB is about 0.4 mm. Slightly bulky overall. 2. Tape and Reel Bonding Technology (TAB) ... When applied to narrow pitch bonding, the thermal expansion characteristics of TAB tape must be taken into account, and the signal output / input end direction is fixed. Passive components must be attached to other substrates and have poor flexibility. 3. Grain-glass bonding technology (COG): Passive components must be attached separately

第5頁 ψ61361 五、發明說明（3) 其他基板上，且常因掃描、顯示之氧化銦錫電極的阻抗過大造成訊號衰減或串音（crosstalk)現象。 4、晶粒-軟膜接合技術（C0F) ·•利用COG技術將裸露晶粒翻轉，使得I C與軟性電路板結合，被動元件可直接搭載於軟性電路板上，此技術也可依產品需求，設計訊號輸出、入端位置，且可撓曲性極高，厚度約p c B之 1/8、TAB之1/3。以該COF LCM構裝技術而言，一般小尺寸之液晶顯示器其掃描電極與顯示電極皆同在面板同一玻璃之一側，此無形中增加掃描（或顯示）電極之走線長度，以致增加其阻抗導致Cr〇sstaU現象產生。而中、大尺寸液晶顯示器其掃描電極與顯示電極置於面板上、下玻璃，但其模組構裝卻仿造，面板上的電極接至數彳r I? _ . 人+ ^ ^ 要文個C〇F，而這些C0F訊號輸入端再接至含路板上，此增加許多製程程序研究，並歷經無數次ϋ寺習知的缺點’、經不斷思索本發明之主要目的終於有本創作之產生。裝置係包括-液晶膜板j :;供-種顯示裝[該顯示電路元件、-導電膠及— ; = H電路板、-驅動積體板上設有面板電極，該y:電谷等被動元件i該液晶面一軟性印刷電路搭載，驅動“二土係設有複麵支接腳，使附於此板上端或下端，積體電路凡件與被動元件後可貼材料製程上之污染，而可減少製程程序、人事成本及免使用TCP方式時，°減少裝配過程中的不良率，可避於製作過程Solder terminal造成容Page 5 ψ61361 V. Description of the invention (3) On other substrates, the attenuation of the indium tin oxide electrode that is often scanned or displayed causes signal attenuation or crosstalk. 4. Die-flexible film bonding technology (C0F) · • Use COG technology to flip the bare die, so that the IC is combined with the flexible circuit board, and the passive components can be directly mounted on the flexible circuit board. This technology can also be designed according to product requirements. Signal output, input end position, and extremely flexible, thickness is about 1/8 of pc B, 1/3 of TAB. In terms of the COF LCM structure technology, the scanning electrodes and display electrodes of a generally small-sized liquid crystal display are on the same side of the same glass as the panel. This virtually increases the trace length of the scanning (or display) electrode, which increases its length. The impedance causes the CrosstaU phenomenon. For medium and large-sized LCDs, the scanning electrodes and display electrodes are placed on the panel and the lower glass, but the module structure is imitation. The electrodes on the panel are connected to the number 彳 r I? _. People + ^ ^ C0F, and these C0F signal input terminals are then connected to the circuit board, which adds a lot of process program research, and has experienced countless shortcomings of Dai Temple's, after continually thinking about the main purpose of the present invention, there is finally this creation. produce. The device system includes-a liquid crystal film plate j :;-a display device [the display circuit element,-conductive adhesive and-; = H circuit board,-drive integrated board is provided with panel electrodes, the y: electric valley and other passive A flexible printed circuit is mounted on the liquid crystal surface of the component i, and the driving circuit of the second earth system is provided with a complex surface supporting pin, so that the integrated circuit and passive components can be attached to the material process after contamination of the integrated circuit and passive components. When the manufacturing process, personnel costs, and the use of TCP-free methods can be reduced, the defective rate in the assembly process is reduced, and the capacity of the Solder terminal during the manufacturing process can be avoided.

第6頁 567367 五、發明說明（4) 易斷裂的不良結本發明之再裝置係包括一液電路元件、一導十生印刷電路板係外部係設有複數其内部係設有複由於其軟膜厚度十生佳’故可將該面板後方，可縮訊電子產品。本發明之另裝置係包括一液電路元件、一導果目的在於可提供一種顯示裝置晶面板電膠及固設於支外引數支内薄，可驅動積小產品、一軟性一電阻電該液晶面腳可與液引腳可與減輕產品體電路元外觀面積印刷電容等被板之正晶面板驅動積重量及件及被 ’更適路板、一動元件；後端，其之面板電體電路元縮小體積動元件翻合應用於，該顯示驅動積體其中該軟電路板上極接合，件接合，，且可撓折至液晶攜帶式通目的在於可提供動積體電路上設路元件利用該導合’故可一次將出接腳與軟性印事成本及材料製本發明之次破置係包括一液電路元件、一導膠可為異方性導刷電路板之間及晶面板電膠及有複數電膠與 0亥驅動刷電路程上之一目的晶面板電膠及電膠， °亥區動、一軟一電阻支金屬該軟性積體電板接合污染。在於可、一軟電阻電其膠係積體電性印刷電容等凸塊接印屌J電路元件，因而提供一性印刷容等被接於該路元件種顯示裝置，該顯示電路板、一驅動積體被動7L件；其中該驅腳’使該驅動積體電路板内部之内弓丨腳接之所有訊號輪入/ 可減少製程程序、二種顯示裝置，該顯示電路板、一驅動積動元件；其中兮憎體、 /、甲该導電液晶面板與該軟性與該軟性印刷電路板Page 6 567367 V. Description of the invention (4) Fracture that is easy to break The re-device of the present invention includes a liquid circuit element, a lead printed circuit board, a plurality of external circuits, and a plurality of internal flexible circuits. The thickness is ten years better, so the panel can be used to shrink electronic products. The other device of the present invention includes a liquid circuit element and a guiding fruit. The purpose is to provide a crystal adhesive for the display panel of the display device and an internal thin film fixed on the outside of the branch, which can drive a small product, and a flexible resistor. The LCD surface pins can be connected with the liquid pins, and the appearance area of the product's circuit elements can be reduced. The printed capacitors and other components are driven by the panel ’s orthocrystalline panel, and the weight and parts are more suitable for the circuit board and a moving element. The circuit element is reduced in size and the moving element is turned on and applied to the display driving integrated circuit, in which the soft circuit board is pole-bonded, piece-bonded, and can be folded to the liquid crystal portable communication. The purpose is to provide a circuit element on the movable integrated circuit. By using the lead, the pin and the cost of flexible printing can be made at one time and the material is made. The secondary breaking system of the present invention includes a liquid circuit element, and a conductive adhesive can be used between the anisotropic conductive brush circuit board and the crystal panel. Glue and Glue with one of the objectives of the OLED panel and the OLED driving brush circuit, and the OLED panel, OLED, OLED, OLED, OLED, OLED, etc. Engaging pollution. The bumps can be printed with bumps such as a soft-resistor, a gel-based integrated printed capacitor, and the like, so that a printed capacitor and the like are connected to the display device of the circuit element, the display circuit board, and a driver. Integrated passive 7L pieces; among them, the driving pin 'makes the internal bow of the driving integrated circuit board 丨 all the signals connected to the feet turn in / can reduce the process procedure, two kinds of display devices, the display circuit board, one drive Components; wherein the conductive liquid crystal panel and the flexible printed circuit board

第7頁『67367 五、發明說明（5) 之間，即可使該顯示裝置製作更簡易方便。本發明之次二目的在於可提供一種顯示裝置，該顯示裝置係包括一液晶面板、一軟性印刷電路板、一驅動積體電路元件、一導電膠及一電阻電容等被動元件；其中該被動元件係為表面黏著型設於該軟性印刷電路板之上，即可使該顯示裝置應用於一般尺寸之攜帶型液晶顯示器結構，使得該產品可更加輕、薄、巧、小。為了使貴審查委員瞭解本發明之目的、特徵及功效，茲藉由下述具體實施例，並配合所附之圖式，對本發明詳加說明，說明如后：如第二圖至第六圖所示，其係本發明之第一實施例立體結構背視圖、側視圖及第二實施例之平面結構側視圖。本發明在於可提供一種顯示裝置，該顯示裝置係包括一液晶面板1 、一軟性印刷電路板2、一驅動積體電路元件3 、一導電膠4及一被動元件5。該液晶面板1上設有上玻璃面板1 1與1 2及其上端設有一係設有複數支接腳面板電極1 3 ，該上玻璃面板1 1上設有上偏光片1 4 ，該下玻璃面板1 2上設有下偏光片15 (如第二圖及第三圖所示）。該軟性印刷電路板2係固設於該液晶面板1之正後端，其下端或上端可搭載複數個驅動積體電路元件3及被動元件5 ，該軟性印刷電路板2外部係設有複數支外引腳2 1係可與液晶面板1之面板電極1 3接合，其内部係設有複數支内引腳2 2可與驅動積體電路元件3接合，且該軟"67367 V. Description of the invention (5), the display device can be made more easily and conveniently. A second object of the present invention is to provide a display device. The display device includes a liquid crystal panel, a flexible printed circuit board, a driving integrated circuit element, a conductive adhesive, and a passive element such as a resistor and capacitor. The passive element The surface-adhesive type is arranged on the flexible printed circuit board, so that the display device can be applied to a general-sized portable liquid crystal display structure, so that the product can be lighter, thinner, smarter and smaller. In order to make your reviewing committee understand the purpose, features and effects of the present invention, the following specific examples are given in conjunction with the accompanying drawings to explain the present invention in detail, as follows: As shown in the second to sixth figures As shown, it is a back view, a side view of a three-dimensional structure of a first embodiment of the present invention, and a side view of a plane structure of a second embodiment. The present invention is to provide a display device, which includes a liquid crystal panel 1, a flexible printed circuit board 2, a driving integrated circuit element 3, a conductive adhesive 4 and a passive element 5. The liquid crystal panel 1 is provided with upper glass panels 11 and 12 and an upper end thereof is provided with a plurality of pin panel electrodes 1 3. The upper glass panel 11 is provided with an upper polarizer 14 and the lower glass. A lower polarizer 15 is provided on the panel 12 (as shown in the second and third figures). The flexible printed circuit board 2 is fixed on the front and rear ends of the liquid crystal panel 1. The lower or upper end of the flexible printed circuit board 2 can be equipped with a plurality of driving integrated circuit elements 3 and passive elements 5. The flexible printed circuit board 2 is provided with a plurality of branches outside. The outer pin 2 1 can be connected to the panel electrode 1 3 of the liquid crystal panel 1, and a plurality of inner pins 2 2 can be connected to the driving integrated circuit element 3 inside, and the soft

第8頁 567367 五、發明說明（6) 性印刷電路板2之一側係設有至少一訊號輸入端2 3 ，藉連接一處理器而可控制該驅動積體電路元件3 ，其中一側複數支外引腳2 1 ( OLB)與該液晶面板1 (LCD)之面板電極1 3接合後可經一 R角作1 8 0度翻折，而另一側係於未與液晶面板1接合之前即翻折成1 8 0度且固定（如第四圖、第五圖及第六圖所示）。該驅動積體電路元件3上設有複數支金屬凸塊接腳3 2 ，使該驅動積體電路元件3利用該導電膠4與該軟性印刷電路板2内部之内引腳2 2接合（如第四圖、第五圖及第六圖）。該導電膠4可為異方性導電膠4 1 ，其係膠接於該液晶面板1之玻璃面板1 1 、1 2之面板電極1 3與該軟性印刷電路板2之外引腳2 1之間及該驅動積體電路元件3 與該軟性印刷電路板2之間。該被動元件5係設於該軟性印刷電路板2之上，以供驅動電路使用。藉此，即可使該顯示裝置應用於一般小型尺寸攜帶型液晶顯示器結構上，使得產品不僅輕、薄、巧、小，亦可防止及降低串音（Crosstalk)的產生。本發明具有許多優點，茲錄如下： 1 、構造簡單、可撓性佳、有利組裝及幅度縮小，十分方便、安全。 2、使用世界最先進的晶粒-軟膜接合技術（C0F )，十分健康、自然。Page 8 567367 V. Description of the Invention (6) One side of the printed circuit board 2 is provided with at least one signal input terminal 2 3. The driver integrated circuit element 3 can be controlled by connecting a processor, and one side of the printed circuit board 2 is plural. The outer pin 2 1 (OLB) and the panel electrode 1 3 of the liquid crystal panel 1 (LCD) can be folded at an R angle of 180 ° after being joined, and the other side is before the LCD panel 1 is not joined. That is, it is folded to 180 degrees and fixed (as shown in the fourth, fifth and sixth figures). The driving integrated circuit element 3 is provided with a plurality of metal bump pins 3 2, so that the driving integrated circuit element 3 uses the conductive adhesive 4 to join the inner pins 2 2 inside the flexible printed circuit board 2 (such as (Fourth, fifth and sixth). The conductive adhesive 4 may be an anisotropic conductive adhesive 4 1, which is glued to the panel electrodes 1 3 of the glass panel 1 1, 12 of the liquid crystal panel 1 and the pins 2 1 outside the flexible printed circuit board 2. Between the driving integrated circuit element 3 and the flexible printed circuit board 2. The passive component 5 is disposed on the flexible printed circuit board 2 for use in a driving circuit. In this way, the display device can be applied to the structure of a general small-sized portable liquid crystal display, so that the product is not only light, thin, compact, and small, but also can prevent and reduce the occurrence of crosstalk. The invention has many advantages, which are described as follows: 1. Simple structure, good flexibility, favorable assembly and narrowing, which is very convenient and safe. 2. Using the world's most advanced die-soft film bonding technology (C0F), very healthy and natural.

第9頁 567367 五、發明說明（7) 3 、使用範圍小、效果最佳而使成本降低，十分成功、有效。 4、非常適合於輕、薄、巧、小之攜帶型液晶顯示器結構上，十分講究合理。綜合上述，本發明實為不可多得之發明「顯示裝置」，不僅具有實用功效外，並且係前所未有之發明設計，而且較習知各種「顯示裝置」，更加具有進步性、新穎性及技術性之不同增益，故確已符合專利法發明之要件，爰依法具文作專利申請。謹此，懇請貴審查委員依法審查，並祈求能夠早日恩賜專利，誠感德便之至。誠上所言，其内容意義及所舉各實施例的圖式，僅係本發明之最佳實施例，故舉凡任何知悉本技藝之工程人士，和稟著本發明學理大小可及之變化和加乘運算之修改，仍得加以涵括於本發明之核准專利申請範圍之内。Page 9 567367 V. Description of the invention (7) 3, The scope of use is small, the effect is the best and the cost is reduced, it is very successful and effective. 4, very suitable for light, thin, smart, small portable LCD display structure, very particular about reasonable. In summary, the present invention is a rare invention "display device", which not only has practical effects, but also an unprecedented invention design, and is more advanced, novel and technical than the conventional "display device". Because of the different gains, it has indeed complied with the requirements of the invention of the Patent Law. With this in mind, I urge your reviewing committee to conduct a review in accordance with the law, and pray for the early gift of patents, sincerely. Sincerely speaking, the meaning of the content and the illustrations of the various embodiments are only the preferred embodiments of the present invention. Therefore, anyone who knows this skill and the changes in the size of the theory of the present invention and Modifications of the multiplication operation may still be included in the scope of the approved patent application of the present invention.

第10頁 567367 圖式簡單說明第一圖係習知「顯示裝置」之傳統型顯示裝置概示結構俯視圖及側視圖。第二圖係本發明之「顯示裝置」第一實施例立體結構圖。第三圖係本發明之「顯示裝置」第一實施例立體結構圖。第四圖係本發明之「顯示裝置」第二實施例結構側視圖。第五圖係本發明之「顯示裝置」第二實施例結構再一側視圖。第六圖係本發明之「顯示裝置」第二實施例結構另一側視圖。符號說明： 1 液晶面板 11 上玻璃面板 1 2 下玻璃面板 13 面板電極 14 上偏光片 15 下偏光片 2 軟性印刷電路板 2 1 外引腳 2 2 内引腳 2 3 訊號輸入端 3 驅動積體電路元件Page 10 567367 Brief description of the drawings The first diagram is a plan view and a side view of the general structure of a conventional display device known as "display device". The second figure is a three-dimensional structure diagram of the first embodiment of the "display device" of the present invention. The third figure is a three-dimensional structure diagram of the first embodiment of the "display device" of the present invention. The fourth figure is a side view of the structure of the second embodiment of the "display device" of the present invention. The fifth figure is another side view of the structure of the second embodiment of the "display device" of the present invention. The sixth figure is another side view of the structure of the second embodiment of the "display device" of the present invention. Explanation of symbols: 1 LCD panel 11 Upper glass panel 1 2 Lower glass panel 13 Panel electrodes 14 Upper polarizer 15 Lower polarizer 2 Flexible printed circuit board 2 1 Outer pin 2 2 Inner pin 2 3 Signal input terminal 3 Drive integration Circuit element

第11頁 567367 圖式簡單說明 3 1 積體電路晶片 3 2 金屬凸塊 4 導電膠 4 1 異方性導電膠 5 被動元件 la TCP或COF形式驅動積體電路元件 2 a 電路板 3 a 液晶顯示器面板 4 a 連接器 5 a 被動元件Page 11 567367 Schematic description 3 1 Integrated circuit wafer 3 2 Metal bumps 4 Conductive glue 4 1 Anisotropic conductive glue 5 Passive element la TCP or COF drive integrated circuit element 2 a Circuit board 3 a LCD display Panel 4 a connector 5 a passive element

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Claims

567367 公告六、申請專利範圍種顯示裝置，其包括有：液晶面板，該液晶面板上設有上、下玻璃面板及其上設有面板電極，該面板電極上係設有複數支接腳一軟性印刷電路板，該軟性印刷電路板係固設於該液晶面板之正後端，其下端或上端可設有複數個驅動積體電路元件及複數個被動元件，該軟性印刷電路板上係設有複數之外引腳，且該軟性印刷電路板之一側係設有至少一訊號輸入端；一導電膠’該導電膠係接於該液晶面板之面板電極及該軟性印刷電路板之外引腳之間；該導電膠亦係接於積體電路元件及該軟性印刷電路板；藉此，即可使該顯示裝置應用於一般尺寸攜帶型液晶顯示器結構上，使得產品可作成輕、薄、巧、小，亦可有效防止訊號衰減及串音產生。 2 4 如申請專利範圍第1項所述之顯示裝置，其中各複數支外引腳與該液晶面板之面板電極接合後可經一 R角作1 8 0度翻折，而另一側係於未與該液晶面板接合之前即翻折成1 8 0度且固定。如申請專利範圍第1項所述之顯示裝置，其中該軟性印刷電路板之訊號輸入端係藉連接一微處理器而可控制該驅動積體電路元件。如申請專利範圍第1項所述之顯示裝置，其中該導電膠可為異方性導電膠。567367 Announcement VI. Patent application types of display devices, including: a liquid crystal panel, the liquid crystal panel is provided with upper and lower glass panels and panel electrodes thereon, the panel electrodes are provided with a plurality of pins A printed circuit board, the flexible printed circuit board is fixedly arranged at the positive rear end of the liquid crystal panel, and a plurality of driving integrated circuit elements and a plurality of passive elements may be provided at the lower end or the upper end thereof. The flexible printed circuit board is provided with A plurality of external pins, and at least one signal input terminal is provided on one side of the flexible printed circuit board; a conductive adhesive is connected to the panel electrode of the liquid crystal panel and the external pins of the flexible printed circuit board The conductive adhesive is also connected to the integrated circuit element and the flexible printed circuit board; thereby, the display device can be applied to a general-size portable liquid crystal display structure, so that the product can be made light, thin, and compact. , Small, can also effectively prevent signal attenuation and crosstalk. 2 4 The display device as described in item 1 of the scope of patent application, wherein each of the plurality of external pins can be folded at an angle of 180 ° with an R angle after joining the panel electrodes of the liquid crystal panel, and the other side is connected to Before being joined to the liquid crystal panel, it was folded to 180 degrees and fixed. The display device according to item 1 of the scope of patent application, wherein the signal input terminal of the flexible printed circuit board is capable of controlling the driving integrated circuit element by connecting a microprocessor. The display device according to item 1 of the patent application scope, wherein the conductive adhesive may be an anisotropic conductive adhesive.

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