CN205405467U - Flexible touch display screen - Google Patents
Flexible touch display screen Download PDFInfo
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- CN205405467U CN205405467U CN201620123704.2U CN201620123704U CN205405467U CN 205405467 U CN205405467 U CN 205405467U CN 201620123704 U CN201620123704 U CN 201620123704U CN 205405467 U CN205405467 U CN 205405467U
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- touch
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- flexible substrate
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Abstract
The utility model relates to a flexible touch display screen belongs to display device's technical field. The utility model discloses a flexible touch display screen, including the first and second transparent flexible substrates and the liquid crystal layer between the two, be provided with touch -control driving electrode on the first transparent flexible substrate, touch -control driving electrode and grid line electric connection, the transparent flexible substrate of second is provided with touch -control response electrode in the face of the liquid crystal layer on the surface, back to the liquid crystal layer be provided with touch - sensitive layer on the surface, and touch - sensitive layer includes the ITO rete and sets up metal intermediate level on the ITO rete, and be located metal electrode layer on the metal intermediate level. The utility model discloses a flexible touch display screen not only can realize ultra -thinization, has eliminated moreover and has clicked the skew between position and the liquid crystal display position, and has improved the sensitivity of touch -sensitive screen panel and has guaranteed its durability through set up the metal level on the transparent conducting film layer.
Description
Technical field
This utility model relates to the technical field of display device, and more specifically, this utility model relates to a kind of flexible touch display screen.
Background technology
Touch screen, as a kind of new input equipment, is current a kind of man-machine interaction mode the simplest, convenient, natural；It give multimedia with brand-new looks, be extremely attractive multimedia interactive equipment.At present, touch screen has been widely used for the handheld device such as mobile phone, pad, is also widely used in the service inquiry of public affair and the information inquiry in street corner, city in addition；In addition the fields such as Industry Control, military commanding, electronic game, choosing song or selecting dish, multimedia teaching also it are widely used in.
Touch screen can be divided into according to composition structure: external hanging type touch screen, covering surfaces formula touch screen, and In-cell touch panel.Wherein, external hanging type touch screen is that touch screen and LCDs are separated production, then fits together into the LCDs with touch function, and external hanging type touch screen exists the shortcomings such as cost of manufacture is higher, light transmission rate is relatively low, module is thicker.And the touch control electrode of touch screen is embedded in inside LCDs by In-cell touch panel, it is possible to the thickness that thinning module is overall, the cost of manufacture of touch screen can be substantially reduced again, be subject to the favor of Ge great panel producer.Wherein, flexible touch panel is generally In-cell touch panel, but flexible touch panel of the prior art is relatively low relative to rigidity touch panel ruggedness, and sensitivity and error poor.
Utility model content
In order to solve above-mentioned technical problem of the prior art, the purpose of this utility model is in that to provide a kind of flexible touch display screen.
In order to realize above-mentioned utility model purpose, this utility model have employed techniques below scheme:
A kind of flexible touch display screen, including the first transparent flexible substrate, the second transparent flexible substrate and be placed in the liquid crystal layer between described first transparent flexible substrate and the second transparent flexible substrate, described liquid crystal layer be provided around frame adhesive；It is characterized in that: described first transparent flexible substrate is provided with ITO touch-control drive electrode on the surface of described liquid crystal layer, and described ITO touch-control drive electrode is electrically connected with at least one grid line in described first transparent flexible substrate；Described second transparent flexible substrate is provided with ITO touch-control sensing electrode on the surface of described liquid crystal layer, and described second transparent flexible substrate is provided with touch sensitive layer on the surface of described liquid crystal layer；And described touch sensitive layer includes ito film layer and is arranged on the metal intermediate layer on described ito film layer, and is positioned at the metal electrode layer in described metal intermediate layer.
Wherein, described metal electrode layer is additionally provided with transparent protective film.
Wherein, described first transparent flexible substrate is selected from polyethylene terephthalate (PET) film, polymethyl methacrylate film, Merlon (PC) film, polyethylene film or polyimide film.
Wherein, described second transparent flexible substrate is selected from polyethylene terephthalate (PET) film, polymethyl methacrylate film, Merlon (PC) film, polyethylene film or polyimide film.
Wherein, the described flexible display screen that touches also includes flexible circuit board, and one end of described flexible circuit board electrically connects described touch sensitive layer, and the other end is electrically connected and touches drive circuit.
Wherein, described flexible circuit board includes: line layer and screen layer.Described line layer is for touching the drive circuit transmission signal from touch sensitive layer, and described signal includes X-coordinate signal and the Y coordinate signal of position, touch point；Described screen layer is for shielding the interference to signal of other circuit.
Wherein, being provided with polarisation rete between described metal level and described transparent protective film, described first transparent flexible substrate is provided with lower polarisation rete on the surface of described liquid crystal layer.
Compared with prior art, the flexible display screen that touches described in the utility model has the advantages that
The flexible display screen that touches of the present utility model can not only have the resist bending performance of excellence, and improves sensitivity and the precision of touch panel by arranging metal level on transparent conductive film layer, it is ensured that its ruggedness.
Accompanying drawing explanation
Fig. 1 is the structural representation of the flexibility touch display screen of embodiment 1.
Detailed description of the invention
Below with reference to specific embodiment, the flexible display screen that touches described in the utility model being further elaborated, to help those skilled in the art that utility model of the present utility model is conceived, technical scheme has more complete, accurate and deep understanding.
Embodiment 1
As shown in Figure 1, the flexibility of the present embodiment touches display screen, including first transparent flexible substrate the 10, second transparent flexible substrate 20 and be placed in the liquid crystal layer 30 between described first transparent flexible substrate 10 and the second transparent flexible substrate 20, described liquid crystal layer be provided around frame adhesive 32.Described first transparent flexible substrate 10 is provided with ITO touch-control drive electrode 31 on the surface of described liquid crystal layer 30, and described ITO touch-control drive electrode 31 is electrically connected with at least one grid line (not shown) in described first transparent flexible substrate 10；Described second transparent flexible substrate 20 is provided with ITO touch-control sensing electrode 33 on the surface of described liquid crystal layer 30, and described second transparent flexible substrate 20 is provided with touch sensitive layer 40 on the surface of described liquid crystal layer 30.The described flexible display screen that touches also includes flexible circuit board (not shown), and one end of described flexible circuit board electrically connects described ITO touch sensitive layer, and the other end is electrically connected and touches drive circuit.Described flexible circuit board includes: line layer and screen layer.Described line layer is for touching the drive circuit transmission signal from touch sensitive layer, and described signal includes X-coordinate signal and the Y coordinate signal of position, touch point.In the present embodiment, touch sensitive layer is provided with for sensing the pattern touched from the external world, such as, when user touches with finger, this touch sensitive layer will produce to carry the signal of user touch location information, and the extraction electrode that this signal demand is in touch sensitive layer exports, specifically when user touches screen with finger, due to human body electric field, finger can be formed with touch sensitive layer and couple electric capacity, and by the line layer in flexible circuit board, capacitance signal is sent to touch drive circuit.Drive circuit is calculated according to the signal from touch sensitive layer and accurately draws the position of touch point.From the signal of touch sensitive layer when transmitting via flexible circuit board, it is possible to be subject to the interference from other circuit.Thus generally screen layer is set under flexible circuit board line layer.Screen layer can adopt the metal materials such as such as copper to realize.Described screen layer can be implemented as complete planar structure, network structure or other structures.Such as, when needs relatively high anti-jamming capacity, it is possible to adopt complete layers of copper to realize screen layer.Touch drive circuit described in the present embodiment is touch drive circuit commonly known in the art.In the present embodiment, described touch sensitive layer 40 includes ito film layer 41 and is arranged on the metal intermediate layer 42 on described ito film layer 41, and it is positioned at the metal electrode layer 43 in described metal intermediate layer, to improve its ruggedness, and it can be avoided that the resistance caused because of bad use becomes big, such that it is able to avoid the flexible sensitivity decrease touching display screen.The purpose arranging metal intermediate layer is in that to prevent from causing that in the operating process such as bending metal electrode layer even separates with the electrical contact variation of ito film layer because flexibility touches display screen.Described metal electrode layer 43 is additionally provided with transparent protective film 50.Being provided with Polarizer 60 between described metal electrode layer and described transparent protective film, described first transparent flexible substrate 10 is provided with lower Polarizer 70 on the surface of described liquid crystal layer 30.In the present embodiment, the signals of reality touching drive circuit generation is transferred to touch-control drive electrode by the grid line being connected with touch-control drive electrode, and is realized the touch display function of liquid crystal layer by touch-control drive electrode and touch-control sensing electrode.In the present embodiment, described first and second transparent flexible substrate polyethylene terephthalate (PET) films, polymethyl methacrylate film, Merlon (PC) film, polyethylene film or polyimide film.Described touch-control drive electrode, touch-control sensing electrode and touch sensitive layer are made up of transparent oxide film, for instance can select tin indium oxide (ITO), indium zinc oxide (IZO) or the aluminium-doped zinc oxide (AZO) commonly used.In the present embodiment, various plated films can adopt the techniques such as physical vapour deposition (PVD), chemical vapor deposition method or plating to prepare, for instance sputtering, arc evaporation, plasma deposition etc..In order to form image, it is possible to adopting mask-etch process, etching can adopt dry ecthing or wet etching etc., owing to belonging to the preparation technology of routine, do not repeat at this.
For the ordinary skill in the art; this utility model is simply exemplarily described by specific embodiment; obvious this utility model implements and is not subject to the restrictions described above; as long as have employed the improvement of the various unsubstantialities that method of the present utility model design carries out with technical scheme; or not improved design of the present utility model and technical scheme are directly applied to other occasion, all within protection domain of the present utility model.
Claims (6)
1. flexible touch a display screen, including the first transparent flexible substrate, the second transparent flexible substrate and be placed in the liquid crystal layer between described first transparent flexible substrate and the second transparent flexible substrate, described liquid crystal layer be provided around frame adhesive；It is characterized in that: described first transparent flexible substrate is provided with ITO touch-control drive electrode on the surface of described liquid crystal layer, and described ITO touch-control drive electrode is electrically connected with at least one grid line in described first transparent flexible substrate；Described second transparent flexible substrate is provided with ITO touch-control sensing electrode on the surface of described liquid crystal layer, and described second transparent flexible substrate is provided with touch sensitive layer on the surface of described liquid crystal layer；And described touch sensitive layer includes ito film layer and is arranged on the metal intermediate layer on described ito film layer, and is positioned at the metal electrode layer in described metal intermediate layer.
2. flexible touch display screen according to claim 1, it is characterised in that be provided with transparent protective film on described metal electrode layer.
3. flexible touch display screen according to claim 1, it is characterised in that described first transparent flexible substrate is selected from polyethylene terephthalate film, polymethyl methacrylate film, polycarbonate membrane, polyethylene film or polyimide film.
4. flexible touch display screen according to claim 1, it is characterised in that described second transparent flexible substrate is selected from polyethylene terephthalate film, polymethyl methacrylate film, polycarbonate membrane, polyethylene film or polyimide film.
5. flexible touch display screen according to claim 1, it is characterised in that the described flexible display screen that touches also includes flexible circuit board, and one end of described flexible circuit board electrically connects described touch sensitive layer, and the other end is electrically connected touch drive circuit；And described flexible circuit board includes line layer and screen layer.
6. flexible touch display screen according to claim 1, it is characterised in that being provided with polarisation rete between described metal level and described transparent protective film, described first transparent flexible substrate is provided with lower polarisation rete on the surface of described liquid crystal layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620123704.2U CN205405467U (en) | 2016-02-07 | 2016-02-07 | Flexible touch display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620123704.2U CN205405467U (en) | 2016-02-07 | 2016-02-07 | Flexible touch display screen |
Publications (1)
| Publication Number | Publication Date |
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| CN205405467U true CN205405467U (en) | 2016-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620123704.2U Expired - Fee Related CN205405467U (en) | 2016-02-07 | 2016-02-07 | Flexible touch display screen |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105573559A (en) * | 2016-02-07 | 2016-05-11 | 信阳农林学院 | Flexible touch display screen |
| CN106598339A (en) * | 2016-12-22 | 2017-04-26 | 武汉华星光电技术有限公司 | Touch display and electronic equipment with touch display |
-
2016
- 2016-02-07 CN CN201620123704.2U patent/CN205405467U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105573559A (en) * | 2016-02-07 | 2016-05-11 | 信阳农林学院 | Flexible touch display screen |
| CN105573559B (en) * | 2016-02-07 | 2018-10-30 | 信阳农林学院 | Flexible touch display screen |
| CN106598339A (en) * | 2016-12-22 | 2017-04-26 | 武汉华星光电技术有限公司 | Touch display and electronic equipment with touch display |
| WO2018112989A1 (en) * | 2016-12-22 | 2018-06-28 | 武汉华星光电技术有限公司 | Touch-control display and electronic device with touch-control display |
| US10345935B2 (en) | 2016-12-22 | 2019-07-09 | Wuhan China Star Optoelectronics Technology Co., Ltd | Flexible touch-sensitive display and electronic device having nano technology touch electrodes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160727 Termination date: 20170207 |