CN203414938U - COG (chip on glass) capacitance screen with single glass sheet - Google Patents
COG (chip on glass) capacitance screen with single glass sheet Download PDFInfo
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- CN203414938U CN203414938U CN201320328744.7U CN201320328744U CN203414938U CN 203414938 U CN203414938 U CN 203414938U CN 201320328744 U CN201320328744 U CN 201320328744U CN 203414938 U CN203414938 U CN 203414938U
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Abstract
The utility model discloses a COG (chip on glass) capacitance screen with a single glass sheet. The COG capacitance screen comprises blanking glass, a COG chip, a microprocessor and an I2C (Intel-IC) port; an integrally formed ITO conduction layer is arranged at the lower layer of the blanking glass; the COG chip is arranged on the edge of the lower layer of the blanking glass and is electrically connected with the ITO conduction layer; the microprocessor is connected with the COG chip by a flexible circuit board; the I2C port is connected with the microprocessor by the flexible circuit board and is used for the data transmission between a client end and the microprocessor. The COG capacitance screen adopts an OGS technology, the cost of one layer of glass and once fitting cost are saved, the weight is reduced, transmittance is improved, the production cost is favorably reduced, and the product yield is improved; in addition, two ICs (integrated circuit) of the COG and an MCU (microprogrammed control unit) are arranged, the contact position of the capacitance screen can be conveniently detected by the IC of the COG, and the IC of the MCU can control the detection on the COG and can be used for continuously burning programs to debug for meeting different demands of a user.
Description
Technical field
The utility model relates to a kind of capacitance plate, especially a kind of COG capacitance plate of monolithic glass.
Background technology
The structure of conventional condenser touch-screen is mainly the thin-film body layer that plates layer of transparent in glass screen, then at the additional lastblock cover glass of conductor layer, conductor layer and inductor can be thoroughly protected in two glass designs.Capacitance type touch control screen can be regarded the screen body consisting of four layers of combined screen simply as: outermost layer is glassivation, is then ITO conductive layer, and the 3rd layer is nonconducting glass screen, and interior the 4th layer is also ITO conductive layer.Interior ITO conductive layer is screen layer, play the effect of shielding internal electric signal, middle ITO conductive layer is the key component of whole touch screen, on four angles or four edges, has direct lead-in wire to connect COG(Chip On Glass), be responsible for the detection of touch point position.
As mentioned above, conventional condenser touch-screen has two blocks of glass, complex structure, heaviness and thick, production technology is many, penetrability is not high.In addition, conventional condenser touch-screen is only used an IC, i.e. Micro-processor MCV, and single IC burning program is once just fixing, and burning repeatedly, repeatedly to debug.
Utility model content
For solving the problems of the technologies described above, the purpose of this utility model is to provide a kind of COG capacitance plate of monolithic glass.
The technical solution adopted in the utility model is: a kind of COG capacitance plate of monolithic glass, comprising:
Blanking glass, the lower floor of described blanking glass is provided with the ITO conductive layer of integrated formation;
COG chip, be arranged on blanking glass lower floor edge and be electrically connected with ITO conductive layer;
Microprocessor, is connected with COG chip by FPC;
I2C port, is connected with microprocessor by FPC, for the data transmission of client and microprocessor.
Between described COG chip and ITO conductive layer, be provided with anisotropic conductive film.
Between described FPC and ITO conductive layer, be provided with anisotropic conductive film to be connected COG chip and microprocessor.
Described microprocessor is welded on FPC, and fixedly the below, FPC region of microprocessor is provided with pi reinforcing chip.
Described microprocessor is provided with peripheral a plurality of components and parts that are attached thereto, and the upper surface of described microprocessor and components and parts is fitted with high-temp glue.
The pi reinforcing chip that described FPC below is provided with I2C port area mates, position is corresponding.
The pattern of described ITO conductive layer is box-shaped.
The lower surface periphery of described ITO conductive layer is coated with one deck black film, and described black film is the film that ink is made.
The beneficial effects of the utility model: the utility model COG capacitance plate adopts OGS (OneGlassSolution, i.e. integrated touch-control) technology, have saved one deck glass cost and have reduced the cost of once fitting; Alleviated weight; Increased penetrability.OGS technology possesses following advantage than the G/G touch technology of main flow: simple in structure, light, thin, light transmission is good; Owing to saving a slice glass substrate and bonding process, being beneficial to, reduce production costs, improve product yield; In addition, be provided with two IC of COG and MCU, the IC of COG is convenient to the contact position of Detection capacitance screen, and the IC of MCU not only controls the detection of COG, can also continuous burned program debugs to meet client's different demands.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further.
Fig. 1 is the module map of the utility model monolithic glass COG capacitance plate;
Fig. 2 is the local enlarged side view of the utility model monolithic glass COG capacitance plate;
Fig. 3 is the ITO pattern of the utility model monolithic glass COG capacitance plate.
Embodiment
Shown in Fig. 1-Fig. 2, a kind of COG capacitance plate of monolithic glass, comprising:
Micro-processor MCV, is connected with COG chip 2 by FPC FPC;
I2C port 3, is connected with Micro-processor MCV by FPC FPC, for the data transmission of client and Micro-processor MCV.
As shown in Figure 2, between COG chip 2 and ITO conductive layer 11, be provided with anisotropic conductive film ACF; Between FPC FPC and ITO conductive layer 11, be provided with anisotropic conductive film ACF to be connected COG chip 2 and Micro-processor MCV.
Wherein, it is upper that described Micro-processor MCV is welded on FPC FPC, and fixedly the below, FPC FPC region of Micro-processor MCV is provided with pi reinforcing chip PI, and this pi reinforcing chip PI thickness is 0.2mm.Micro-processor MCV is provided with peripheral a plurality of components and parts that are attached thereto, and the upper surface of Micro-processor MCV and components and parts is fitted with high-temp glue, oxidized to prevent components and parts.
Meanwhile, described FPC FPC below is provided with the pi reinforcing chip PI area matched with I2C port 3, position is corresponding, and the thickness of this pi reinforcing chip PI is 0.2mm.The thickness that it is pointed out that pi reinforcing chip PI is not limited only to 0.2mm, and it is client's product structure of capacitance plate according to demand and determines with the supporting connector of I2C port 3.
As shown in Figure 3, the pattern of ITO conductive layer 11 is box-shaped, shows that capacitance plate is the integrated ITO of monolithic glass.
In addition, the lower surface periphery of ITO conductive layer 11 is coated with one deck black film 12, the film that black film 12 is made for ink, and this black film 12, as the cover plate of the equipment such as mobile phone, can cover the cabling at ITO conductive layer 11 edges.
The utility model COG capacitance plate adopts OGS (OneGlassSolution, i.e. integrated touch-control) technology, has saved one deck glass cost and has reduced the cost of once fitting; Alleviated weight; Increased penetrability.OGS technology possesses following advantage than the G/G touch technology of main flow: simple in structure, light, thin, light transmission is good; Owing to saving a slice glass substrate and bonding process, being beneficial to, reduce production costs, improve product yield; In addition, be provided with two IC of COG and MCU, the IC of COG is convenient to the contact position of Detection capacitance screen, and the IC of MCU not only controls the detection of COG, can also continuous burned program debugs to meet client's different demands.
The foregoing is only preferential embodiment of the present utility model, the utility model is not limited to above-mentioned embodiment, as long as within the technical scheme that realizes the utility model object with basic identical means all belongs to protection domain of the present utility model.
Claims (8)
1. a COG capacitance plate for monolithic glass, is characterized in that comprising:
Blanking glass (1), the lower floor of described blanking glass (1) is provided with the ITO conductive layer (11) of integrated formation;
COG chip (2), be arranged on blanking glass (1) lower floor edge and be electrically connected with ITO conductive layer (11);
Microprocessor (MCU), is connected with COG chip (2) by FPC (FPC);
I2C port (3), is connected with microprocessor (MCU) by FPC (FPC), for the data transmission of client and microprocessor (MCU).
2. the COG capacitance plate of a kind of monolithic glass according to claim 1, is characterized in that: between described COG chip (2) and ITO conductive layer (11), be provided with anisotropic conductive film (ACF).
3. the COG capacitance plate of a kind of monolithic glass according to claim 1, is characterized in that: between described FPC (FPC) and ITO conductive layer (11), be provided with anisotropic conductive film (ACF) to be connected COG chip (2) and microprocessor (MCU).
4. the COG capacitance plate of a kind of monolithic glass according to claim 1, it is characterized in that: it is upper that described microprocessor (MCU) is welded on FPC (FPC), and fixedly the below, FPC (FPC) region of microprocessor (MCU) is provided with pi reinforcing chip (PI).
5. the COG capacitance plate of a kind of monolithic glass according to claim 4, is characterized in that: described microprocessor (MCU) is provided with peripheral a plurality of components and parts that are attached thereto, and described microprocessor (MCU) is fitted with high-temp glue with the upper surface of components and parts.
6. the COG capacitance plate of a kind of monolithic glass according to claim 1, is characterized in that: described FPC (FPC) below is provided with the pi reinforcing chip (PI) area matched with I2C port (3), position is corresponding.
7. the COG capacitance plate of a kind of monolithic glass according to claim 1, is characterized in that: the pattern of described ITO conductive layer (11) is box-shaped.
8. the COG capacitance plate of a kind of monolithic glass according to claim 1, is characterized in that: the lower surface periphery of described ITO conductive layer (11) is coated with one deck black film (12) film that described black film (12) is made for ink.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320328744.7U CN203414938U (en) | 2013-06-07 | 2013-06-07 | COG (chip on glass) capacitance screen with single glass sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320328744.7U CN203414938U (en) | 2013-06-07 | 2013-06-07 | COG (chip on glass) capacitance screen with single glass sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203414938U true CN203414938U (en) | 2014-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320328744.7U Expired - Fee Related CN203414938U (en) | 2013-06-07 | 2013-06-07 | COG (chip on glass) capacitance screen with single glass sheet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221984A (en) * | 2015-11-10 | 2016-01-06 | 台龙电子（昆山）有限公司 | A kind of two-sided rigid-flex luminous lamp strip |
-
2013
- 2013-06-07 CN CN201320328744.7U patent/CN203414938U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221984A (en) * | 2015-11-10 | 2016-01-06 | 台龙电子（昆山）有限公司 | A kind of two-sided rigid-flex luminous lamp strip |
| CN105221984B (en) * | 2015-11-10 | 2017-09-22 | 台龙电子（昆山）有限公司 | A kind of two-sided rigid-flex luminous lamp strip |
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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: 20140129 Termination date: 20170607 |