CN106680643A - Detection method for Incell self-capacitance module panel - Google Patents
Detection method for Incell self-capacitance module panel Download PDFInfo
- Publication number
- CN106680643A CN106680643A CN201611260152.0A CN201611260152A CN106680643A CN 106680643 A CN106680643 A CN 106680643A CN 201611260152 A CN201611260152 A CN 201611260152A CN 106680643 A CN106680643 A CN 106680643A
- Authority
- CN
- China
- Prior art keywords
- incell
- group panel
- molar group
- touch control
- detection method
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/01—Subjecting similar articles in turn to test, e.g. "go/no-go" tests in mass production; Testing objects at points as they pass through a testing station
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
- G01R19/16571—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing AC or DC current with one threshold, e.g. load current, over-current, surge current or fault current
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Power Engineering (AREA)
- Position Input By Displaying (AREA)
Abstract
The invention provides a detection method for an Incell self-capacitance module panel. The detection method comprises the following steps: an arranging step: arranging a transparent conductive layer over an Incell self-capacitance module panel comprising multiple touch control electrodes so that the transparent conductive layer covers and is close to active areas of the whole Incell self-capacitance module panel, wherein the transparent conductive layer is arranged on transparent carrier glass so as to be detachably arranged over the Incell self-capacitance module panel; a circuit connecting step: electrically connecting the transparent conductive layer with the ground, and enabling a detecting circuit to be connected between the transparent conductive layer and the ground; and a detecting step: controlling an integrated circuit to input test signals to each touch control electrodes of the Incell self-capacitance module panel in order, and determining abnormal states of the Incell self-capacitance module panel on the basis of current detected by the detecting circuit.
Description
Technical field
The present invention relates to display field is touched, more particularly to a kind of method for testing performance of Incell self-capacitances panel.
Background technology
With developing rapidly for Display Technique, the application of touch screen is popularized very much.Wherein, Incell is (embedded) touches
Touch screen the touch control electrode of touch screen is embedded in inside LCDs, can be received with the thickness of thinning module, reduction cost of manufacture
To the favor of consumer and panel vendor.The position that Incell touch screens are touched using self-capacitance or the principle of mutual capacitance detection finger
Put, wherein, Incell self-capacitances (referred to as, Incell is from appearance) touch screen is because the accuracy and signal to noise ratio of its touch-control sensing compare
It is high and be widely used.Incell holds the operation principle of touch screen certainly：Arrange multiple same layers in touch screen to arrange and mutual
Independent self-capacitance electrode, each is connected by single lead-out wire from electrode is held with touch control detection chip, when human body is not touched
During screen, each is a fixed value from the electric capacity that appearance electrode is born；And when human body touches screen, touch position is corresponding
The electric capacity born from appearance electrode is that fixed value is superimposed body capacitance, and touch control detection chip holds the electricity of electrode certainly by detecting each
The change of capacitance may determine that touch control detection position.
Incell can experience the module stage from touch screen is held before ornamental cover glass (cover-plate glass) is covered.
Now the Incell of exploitation from molar group panel the module stage (as shown in Figure 1A) be will be located at effective district (Active Area,
Abbreviation AA areas) in public electrode (Com electrodes) be divided into respective independence and multiple blocks for being separated from each other are used as touch control electrode, often
Individual touch control electrode is (for example, 110) only with (for example, receiving line, plain conductor etc.) electrical connection of a Rx holding wire and by this
Rx holding wires are connected to pin (pin) (not shown) of integrated circuit (IC) outfan, when by every Rx holding wire to corresponding
Touch control electrode apply common electric voltage when, can be with display image.However, every Rx holding wire being connected with each touch control electrode is
Through whole AA areas, the situation of Rx holding wires and the touch control electrode short circuit of non-corresponding can occur in processing procedure, i.e. a Rx letter
Number line is connected to the situation of multiple touch control electrodes.
At present, in order to avoid the outflow of bad products, it will usually provide the signal of telecommunication by IC in the module stage and pass through
Optical element provides optical signal to detect Incell from the display performance of molar group panel, but can be for touch due to not covering
Cover glass and cannot carry out touch-control performance detection (be in prior art cover cover glass after, with handss touch or
Simulation finger touches cover glass to carry out the detection of touch-control performance), touch-control performance so may be missed when module is detected
Not good sample, the trouble for causing yields to reduce and subsequently do over again.
The content of the invention
To overcome the deficiencies in the prior art, the present invention to propose a kind of detections of the Incell (embedded) from molar group panel
Method, by increasing module detecting element and detection circuit from molar group panel to Incell, enabling in module not only
Incell is detected from the display performance of molar group panel, additionally it is possible to which Incell is entered from the touch-control performance of molar group panel
Row detection, so as to avoid the outflow of bad products, improves the yields of product.
The one side of exemplary embodiment of the invention, there is provided a kind of Incell is from the detection side of molar group panel
Method, the detection method is comprised the following steps：Setting steps, in the Incell including multiple touch control electrodes from molar group panel
Side arranges transparency conducting layer so that transparency conducting layer is covered and Jie Jin whole Incell from the effective district of molar group panel, wherein,
Transparency conducting layer is arranged on transparent carrier glass so that transparency conducting layer is removably disposed in Incell from molar group face
On plate；Circuit Connection Step, transparency conducting layer is electrically connected with ground, and the connecting detection electricity between transparency conducting layer and ground
Road；And detecting step, integrated circuit is controlled successively to Incell from each touch control electrode input test letter of molar group panel
Number, by detect electric circuit inspection to electric current determining Incell from the abnormality of molar group panel.
Multiple touch control electrodes each independence and are separated from each other, and touch control electrode layer is formed on same layer.
In setting steps, the area for making transparency conducting layer is more than or equal to Incell from the effective district of molar group panel
Area.
Detecting step also includes：When the current value for detecting that electric circuit inspection is arrived is more than or less than predetermined current value, it is determined that
Incell is in abnormality from molar group panel.
Detection method also includes removing step, after detecting step is completed, removes transparency conducting layer.
Incell also includes TFT glassy layers, liquid crystal material and color filter layers from the effective district of molar group panel, its
In, touch control electrode layer is arranged on TFT glassy layers, and color filter layers are arranged on touch control electrode layer top, and liquid crystal material is arranged
Between touch control electrode and colored filter.
In setting steps, transparency conducting layer directly contact Incell is from molar group panel.
The material of transparency conducting layer is indium tin oxide.
Description of the drawings
By the description to embodiment for carrying out below in conjunction with the accompanying drawings, above-mentioned and/or other objects and advantages of the present invention
Will become apparent, wherein：
Figure 1A is to illustrate overlooking structure figures of the Incell from molar group panel in prior art；
Figure 1B is the enlarged drawing for illustrating a touch control electrode region in Figure 1A shown in dotted line frame；
Fig. 2 is illustrated and carry out module detection from molar group panel 100 to Incell according to an exemplary embodiment of the present
Method and structure figure；
Fig. 3 is the sectional view that the line I-I ' being showing along in Fig. 2 is intercepted.
Specific embodiment
The exemplary embodiment of the present invention is now will be described in, the example of the embodiment is shown in the drawings, wherein, phase
Same label indicates identical part.The embodiment below will be illustrated by referring to accompanying drawing, to explain the present invention.
Figure 1A is to illustrate overlooking structure figures of the Incell from molar group panel in prior art.Figure 1B is to illustrate void in Figure 1A
The enlarged drawing in a touch control electrode region 110 shown in wire frame.
Incell includes effective district (AA areas) and around the external zones in AA areas, sets in external zones from molar group panel 100
Put connection cabling 120 and integrated circuit (IC) etc..Public electrode and a plurality of Rx being arranged on above public electrode are provided with AA areas
Holding wire (for example, 130,131 ... etc.).A plurality of Rx holding wires can be the leading of interconnection function and reception/transmission signal of electrifying
Line (for example receives line, metal wire etc.), is vertically arranged in parallel in AA areas and is respectively positioned on different from public electrode
On layer.In AA areas, public electrode is divided into respective independence and the multiple blocks being separated from each other, and each block is used as a touch-control
Electrode, each touch control electrode is only connected to IC by a Rx holding wire.
For example, touch control electrode 110 is connected to Rx signals by connecting elements 140 (for example, connecting wire, grommet etc.)
Line 130, the other end of Rx holding wires 130 is connected to IC output pin (pin) (not shown) and by connecting cabling 120
In one connection cabling and be connected to an IC o pads (not shown), so as to realize the company of touch control electrode 110 and IC plates
Connect.Similarly, each touch control electrode is corresponded with each Rx holding wire and electrically connected by connecting elements, so as to incite somebody to action
Each touch control electrode is all connected to IC plates.
However, every Rx holding wire being connected with each touch control electrode is through whole AA areas, can occur in processing procedure
The Rx holding wires situation short-circuit with the touch control electrode of non-corresponding, i.e. a Rx holding wire is connected to the situation of multiple touch control electrodes.
In order to avoid the outflow of bad products, according to an embodiment of the invention detection method not only can detect Incell
From the display performance of molar group panel, and Incell can be detected from the touch-control performance of molar group panel.
Fig. 2 is illustrated and carry out module detection from molar group panel 100 to Incell according to an exemplary embodiment of the present
Method and structure figure.
With reference to Fig. 2, Incell is included from the method that molar group panel 100 carries out module detection：First, in Incell certainly
The top of molar group panel 100 arranges transparency conducting layer 210 so that transparency conducting layer 210 is covered and be close to whole Incell from appearance
The AA areas of module panel 100, wherein, the area of transparency conducting layer 210 can be more than or equal to Incell from molar group panel 100
AA areas area, transparency conducting layer 210 can be made up of indium tin oxide, but not limited to this.Then, by the electrically conducting transparent
Layer 210 is electrically connected with ground, and connects a detection circuit 220 between transparency conducting layer 210 and ground, detects circuit 220
Can be the circuit structure for realizing detection function of current, but not limited to this, or realization detect other circuit functions (for example
Voltage etc.) any type of circuit structure.Afterwards, integrated circuit (IC) is controlled successively to Incell from the every of molar group panel
Individual touch control electrode input test square wave, under normal circumstances, has electric current and flows through between transparency electrode and ground, using detection circuit
220 sizes for detecting this electric current, can determine the Incell from the touch-control of molar group panel according to the size of detection electric current
Can whether be abnormality.Hereinafter, by with reference to Fig. 3 illustrating the principle of the detection method.
Fig. 3 is the sectional view that the line I-I ' being showing along in Fig. 2 is intercepted.
As shown in figure 3, Incell from the AA areas of molar group panel 100 include TFT glassy layers 310, touch control electrode layer 320,
Liquid crystal material (not shown) and color filter layers 330, but not limited to this.Wherein, TFT glassy layers 310 are provided with electrode figure
Case and with the base plate glass layer of thin film transistor (TFT) (Thin Film Transistor, TFT) function.Touch control electrode layer 320 sets
Put on TFT glassy layers 310, and including touch control electrode multiple independent of one another and separate, each touch control electrode can be block
Shape, but not limited to this, each touch control electrode can also be the electrode of circular or other shapes.Color filter layers 330 are arranged on
The top of touch control electrode layer 320, can accurately select the small range wave band light wave being expected that by, and reflects away other and be not intended to lead to
The wave band crossed.Liquid crystal material (not shown) is arranged on the space between touch control electrode layer 320 and color filter layers 330, liquid crystal
Material can be presented different light characteristics in the presence of different voltages.
Transparency conducting layer 210 can be arranged in the transparent (but not limited to) of carrier glass 350 and form transparency conducting layer
Component.The transparency conducting layer component is removably disposed in Incell from the top of molar group panel 100, for example, can make transparent
Conductive layer 210 is close to or directly contact Incell is from the upper surface of molar group panel 100, when in touch control electrode layer 320
When individual touch control electrode provides the signal of telecommunication, transparency conducting layer 210 can be with the touch-control for being provided the signal of telecommunication in touch control electrode layer 320
Electric capacity is formed between electrode.
With reference to Fig. 2 and Fig. 3, when module is detected, control IC provides test square wave to every Rx holding wire successively, i.e. control
IC processed to each touch control electrode input test square wave, under normal circumstances, is transfused to a touch control electrode of test square wave successively
Individually the electric capacity with predetermined capacitance value is formed with transparency conducting layer 210, now transparency conducting layer 210 is formed as transparency electrode simultaneously
And have electric current between ground and flow through, by detecting that circuit 220 can detect this electric current, the electric current detected under normal condition
There can be predetermined current value.
For example, IC is controlled first via a Rx holding wire 130 to the input test square wave of touch control electrode 110, now not to
Other Rx holding wires provide the signal of telecommunication, if Rx holding wires 130 are connected only to touch control electrode 110 and be not attached to other touch-control electricity
Pole, then be normal operating conditions；Under normal operating conditions, touch control electrode 110 is formed with predetermined value with transparency conducting layer 210
Electric capacity, now, transparency conducting layer 210 is formed as transparency electrode and electric current is had between ground flowing through, and detection circuit 220 can be with
Detect the electric current of predetermined current value.Similarly, successively to each Rx holding wire and corresponding touch control electrode offer
Test square wave, detects whether its current value is predetermined current value, until completing all touch control electrodes by detecting electric current 220
Detection.
However, if Incell has exception from molar group panel, detection circuit can be detected more than or less than predetermined
The electric current of current value.Specifically, if a Rx holding wire is connected to two or more touch control electrodes, (that is, Rx holding wires are sent out
Raw short circuit), then when test square wave is provided to the Rx holding wires, connected these touch control electrodes are provided the signal of telecommunication
And the electric capacity having more than predetermined capacitance value is formed with transparency conducting layer 210, now, still can between transparency conducting layer 210 and ground
There is electric current to flow through, but detection circuit can detect the electric current more than predetermined current value.If one Rx holding wires are not attached to
Corresponding touch control electrode (or connection is disconnected), is not also connected with other touch control electrodes, then when carrying to the Rx holding wires
For testing during square wave, all of touch control electrode does not receive the signal of telecommunication, then flow through without electric current between transparency electrode and ground, examines
The electric current of slowdown monitoring circuit detection may be 0 (being less than predetermined current value).Therefore, if detection electric circuit inspection is to more than or less than predetermined
The electric current of current value, then illustrate that Incell exists from molar group panel abnormal.
To sum up analyze, control IC provides test square wave and (that is, carries to each touch control electrode successively to every Rx holding wire successively
For testing square wave), so as to test the touch-control performance of each touch control electrode successively, by detecting that circuit 220 detects successively what is flow through
Current value, until completing the test of all touch control electrodes till, when the detection all current values that detect of circuit 220 be it is predetermined
During current value (or in range of tolerable variance of predetermined current value), illustrate that Incell is normal condition from molar group panel, it is touched
Control is functional, is non-defective unit；However, when detection electric circuit inspection to all current values in there is significantly greater or less than predetermined electricity
During the electric current of flow valuve, then illustrate that Incell is abnormality from molar group panel, its touch-control performance existing problem, is bad product
Product.
Further, since transparency conducting layer component is removably disposed in Incell from molar group panel, therefore complete
After detection, the transparency conducting layer component can be removed, so as to the transparency conducting layer component can be used for other module panels
Detection and then simplified detecting step, and do not affect subsequent manufacturing procedures (for example, covering ornamental cover-plate glass etc.).
Therefore, module detection method of the invention, can not only be to Incell from the display performance of molar group panel
Detected, additionally it is possible to which Incell is detected from the touch-control performance of molar group panel, so as to avoid the outflow of bad products,
Improve the yields of product.
Although being particularly shown and describing the present invention, the skill of this area with reference to the exemplary embodiment of the present invention
Art personnel to it should be understood that in the case of without departing from the spirit and scope of the present invention being defined by the claims, can enter
Various changes in row form and details.
Claims (8)
1. from the detection method of molar group panel, the detection method is comprised the following steps a kind of Incell：
Setting steps, transparency conducting layer is arranged in the Incell including multiple touch control electrodes from above molar group panel so that thoroughly
Bright conductive layer is covered and Jie Jin whole Incell from the effective district of molar group panel, wherein, the transparency conducting layer is arranged on
Transparency conducting layer is caused to be removably disposed in Incell from molar group panel on bright carrier glass；
Circuit Connection Step, the transparency conducting layer is electrically connected with ground, and the connection inspection between transparency conducting layer and ground
Slowdown monitoring circuit；And
Detecting step, controls integrated circuit successively to Incell from each touch control electrode input test signal of molar group panel,
By detect electric circuit inspection to electric current determining the Incell from the abnormality of molar group panel.
2. Incell according to claim 1 is from the detection method of molar group panel, and the plurality of touch control electrode is each only
Stand and be separated from each other, and touch control electrode layer is formed on same layer.
3. Incell according to claim 1 in the setting steps, makes transparent from the detection method of molar group panel
The area of conductive layer is more than or equal to areas of the Incell from the effective district of molar group panel.
4. from the detection method of molar group panel, the detecting step also includes Incell according to claim 2：
When the current value for detecting that electric circuit inspection is arrived is more than or less than predetermined current value, determine that Incell is in from molar group panel
Abnormality.
5. from the detection method of molar group panel, the detection method also includes removing Incell according to claim 2
Step, after detecting step is completed, removes the transparency conducting layer.
6., from the detection method of molar group panel, the Incell is from molar group panel for Incell according to claim 2
Effective district also include TFT glassy layers, liquid crystal material and color filter layers, wherein, the touch control electrode layer is arranged on TFT glass
On glass layer, color filter layers are arranged on touch control electrode layer top, and the liquid crystal material is arranged on touch control electrode and colorized optical filtering
Between piece.
7. Incell according to claim 1 is transparent to lead in the setting steps from the detection method of molar group panel
Incell described in electric layer directly contact is from molar group panel.
8. the Incell according to any one of claim 1 to 7 is from the detection method of molar group panel, the transparency conducting layer
Material be indium tin oxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611260152.0A CN106680643B (en) | 2016-12-30 | 2016-12-30 | Incell self-contained module panel detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611260152.0A CN106680643B (en) | 2016-12-30 | 2016-12-30 | Incell self-contained module panel detection method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106680643A true CN106680643A (en) | 2017-05-17 |
| CN106680643B CN106680643B (en) | 2020-06-09 |
Family
ID=58872657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611260152.0A Active CN106680643B (en) | 2016-12-30 | 2016-12-30 | Incell self-contained module panel detection method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106680643B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110678766A (en) * | 2018-03-14 | 2020-01-10 | 深圳市汇顶科技股份有限公司 | Detection method of induction module, touch chip, touch screen and assembly method of touch screen |
| CN112363083A (en) * | 2020-11-25 | 2021-02-12 | 烟台正海科技股份有限公司 | Capacitive touch screen sensor circuit detection board and detection method thereof |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101334435A (en) * | 2007-06-29 | 2008-12-31 | 宸鸿光电科技股份有限公司 | Non-contact type touch control plate detection method and apparatus |
| US20090250268A1 (en) * | 2008-02-08 | 2009-10-08 | Staton Kenneth L | Method for rapidly testing capacitance sensing array fault conditions |
| CN102681711A (en) * | 2011-03-15 | 2012-09-19 | 群康科技(深圳)有限公司 | Touch panel and multi-point detection method thereof |
| CN103675489A (en) * | 2012-08-31 | 2014-03-26 | 晨星软件研发(深圳)有限公司 | Test system and test method applied to touch control device |
| CN103870048A (en) * | 2012-12-07 | 2014-06-18 | 义隆电子股份有限公司 | Detection method of touch device |
| CN104063097A (en) * | 2013-03-21 | 2014-09-24 | 联咏科技股份有限公司 | Touch-control device and touch-control detecting method thereof |
| CN104459400A (en) * | 2014-12-08 | 2015-03-25 | 深圳市华星光电技术有限公司 | Detection circuit and detection method used for self-contained touch screen |
| CN104516599A (en) * | 2013-10-02 | 2015-04-15 | 联咏科技股份有限公司 | touch detection device and touch detection method |
| CN204360354U (en) * | 2014-09-29 | 2015-05-27 | 南京华睿川电子科技有限公司 | A kind of self-tolerant touch screen detection device |
| CN105159511A (en) * | 2015-09-01 | 2015-12-16 | 武汉华星光电技术有限公司 | Self-contained embedded touch panel and detection method |
| CN105183254A (en) * | 2015-08-18 | 2015-12-23 | 南京触宏微电子有限公司 | Touch detection method and apparatus for touch screen and touch screen |
| CN105629121A (en) * | 2014-11-21 | 2016-06-01 | 意法半导体亚太私人有限公司 | Short circuit detection module |
| CN105759139A (en) * | 2016-02-04 | 2016-07-13 | 深圳精智达技术股份有限公司 | Touch screen test device and test method |
-
2016
- 2016-12-30 CN CN201611260152.0A patent/CN106680643B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101334435A (en) * | 2007-06-29 | 2008-12-31 | 宸鸿光电科技股份有限公司 | Non-contact type touch control plate detection method and apparatus |
| US20090250268A1 (en) * | 2008-02-08 | 2009-10-08 | Staton Kenneth L | Method for rapidly testing capacitance sensing array fault conditions |
| CN102681711A (en) * | 2011-03-15 | 2012-09-19 | 群康科技(深圳)有限公司 | Touch panel and multi-point detection method thereof |
| CN103675489A (en) * | 2012-08-31 | 2014-03-26 | 晨星软件研发(深圳)有限公司 | Test system and test method applied to touch control device |
| CN103870048A (en) * | 2012-12-07 | 2014-06-18 | 义隆电子股份有限公司 | Detection method of touch device |
| CN104063097A (en) * | 2013-03-21 | 2014-09-24 | 联咏科技股份有限公司 | Touch-control device and touch-control detecting method thereof |
| CN104516599A (en) * | 2013-10-02 | 2015-04-15 | 联咏科技股份有限公司 | touch detection device and touch detection method |
| CN204360354U (en) * | 2014-09-29 | 2015-05-27 | 南京华睿川电子科技有限公司 | A kind of self-tolerant touch screen detection device |
| CN105629121A (en) * | 2014-11-21 | 2016-06-01 | 意法半导体亚太私人有限公司 | Short circuit detection module |
| CN104459400A (en) * | 2014-12-08 | 2015-03-25 | 深圳市华星光电技术有限公司 | Detection circuit and detection method used for self-contained touch screen |
| CN105183254A (en) * | 2015-08-18 | 2015-12-23 | 南京触宏微电子有限公司 | Touch detection method and apparatus for touch screen and touch screen |
| CN105159511A (en) * | 2015-09-01 | 2015-12-16 | 武汉华星光电技术有限公司 | Self-contained embedded touch panel and detection method |
| CN105759139A (en) * | 2016-02-04 | 2016-07-13 | 深圳精智达技术股份有限公司 | Touch screen test device and test method |
Non-Patent Citations (2)
| Title |
|---|
| HIROAKI NISHINO 等: "A Touch Screen Interface Design with Tactile Feedback", 《2011 INTERNATIONAL CONFERENCE ON COMPLEX, INTELLIGENT, AND SOFTWARE INTENSIVE SYSTEMS》 * |
| 吴克坚: "电容式触摸屏应用技术基础", 《品牌与标准化》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110678766A (en) * | 2018-03-14 | 2020-01-10 | 深圳市汇顶科技股份有限公司 | Detection method of induction module, touch chip, touch screen and assembly method of touch screen |
| CN110678766B (en) * | 2018-03-14 | 2021-10-26 | 深圳市汇顶科技股份有限公司 | Detection method of induction module, touch chip, touch screen and assembly method of touch screen |
| CN112363083A (en) * | 2020-11-25 | 2021-02-12 | 烟台正海科技股份有限公司 | Capacitive touch screen sensor circuit detection board and detection method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106680643B (en) | 2020-06-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104880840B (en) | Touch display substrate, VT method of testings and liquid crystal display panel | |
| CN105976744B (en) | Screen module, electronic equipment and micro-crack detection method of screen module | |
| CN103926729B (en) | Array substrate, color film substrate, touch display device and driving method thereof | |
| CN109739386B (en) | Touch sensor, touch module and touch sensor crack detection method | |
| EP2738596B1 (en) | Touch-control liquid crystal display device | |
| CN103576362B (en) | Display device with touch panel | |
| CN109342513B (en) | Display panel and crack detection method for display panel | |
| CN105094436B (en) | The detection method of touch base plate, display device and touch control electrode pattern | |
| CN107621908B (en) | Display panel, display device and pressure touch method thereof | |
| EP3001242B1 (en) | Liquid crystal display, detection method for liquid crystal display and electronic device | |
| CN103761019B (en) | Touch panel and manufacturing method thereof | |
| CN106055158B (en) | Touch display panel and driving method thereof | |
| CN109752421A (en) | Display panel and display device | |
| CN103941447B (en) | Color film substrate and manufacturing method thereof, touch display panel and touch display device | |
| EP2811376B1 (en) | In-cell touch panel and voltage testing method thereof | |
| CN105739768B (en) | A kind of touch-control display panel and a kind of touch control display device | |
| CN109342512B (en) | Display panel and crack detection method for display panel | |
| CN106291216A (en) | In-cell touch panel, test circuit and method of testing | |
| CN102306479A (en) | Testing circuit suitable for PSVA and array | |
| CN104699322A (en) | Array substrate, touch display panel, touch display device and detection method | |
| CN105320374A (en) | Touch panel and production method thereof | |
| CN109557730A (en) | Display device | |
| CN102193225B (en) | Touch panel and touch display device | |
| CN106680643A (en) | Detection method for Incell self-capacitance module panel | |
| CN211087195U (en) | Touch mother board and touch display screen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |