CN106406622B - OLED touch control display apparatus - Google Patents
OLED touch control display apparatus Download PDFInfo
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- CN106406622B CN106406622B CN201610900647.9A CN201610900647A CN106406622B CN 106406622 B CN106406622 B CN 106406622B CN 201610900647 A CN201610900647 A CN 201610900647A CN 106406622 B CN106406622 B CN 106406622B
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- 239000000758 substrate Substances 0.000 claims abstract description 17
- 239000010409 thin film Substances 0.000 claims description 30
- 239000010408 film Substances 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000002161 passivation Methods 0.000 claims description 11
- 238000003860 storage Methods 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000010410 layer Substances 0.000 description 74
- 239000002184 metal Substances 0.000 description 11
- 239000011229 interlayer Substances 0.000 description 7
- 239000003990 capacitor Substances 0.000 description 5
- 206010001497 Agitation Diseases 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000027756 respiratory electron transport chain Effects 0.000 description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005281 excited state Effects 0.000 description 1
- 230000005283 ground state Effects 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- 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
- G06F3/0412—Digitisers structurally integrated in a display
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electroluminescent Light Sources (AREA)
- Control Of El Displays (AREA)
Abstract
The present invention provides a kind of OLED touch control display apparatus, by making touch control electrode in the array substrate of OLED display panel, and touch control electrode is connected to the analog-digital converter of data driving chip via sense wire, and touch-control drive module in the prior art is integrated into sequence controller, to complete touch-control scanning detecting by the external compensation detecting module of OLED display panel, when touch-control scans, charge detecting is carried out by the analog-digital converter in data driving chip, according to the position for the sense wire that touch control electrode block is electrically connected, and the timing of sensing control signal determines the position touched, touch chip can be saved, reduce the number of chips of OLED touch control display apparatus, reduce the production cost of OLED touch control display apparatus.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of OLED touch control display apparatus.
Background technique
In recent years, liquid crystal display (Liquid Crystal Display, LCD) device and Organic Light Emitting Diode
The panel display apparatus such as (Organic Light Emitting Diode, OLED) display device gradually replace CRT to show
Device becomes the main product in display device market.Wherein, OLED display has that self-luminous, driving voltage are low, shine effect
Rate is high, the response time is short, clarity and contrast are high, nearly 180 ° of visual angles, use temperature range are wide, it can be achieved that Flexible Displays and big
Many advantages, such as area total colouring, is known as being the display device for most having development potentiality by industry.
OLED display generally includes: substrate, the encapsulation cover plate being oppositely arranged with substrate, the anode on substrate,
Hole injection layer on anode, the hole transmission layer on hole injection layer, the luminescent layer on hole transmission layer,
Electron transfer layer on luminescent layer, the electron injecting layer on electron transfer layer and the yin on electron injecting layer
Pole.Emit hole and electronics to luminescent layer when OLED display works, combines these electrons and holes and generate excitability electricity
Son-hole pair, and excitability electron-hole pair is converted into ground state realization from excited state and is shone.
With the development of portable electronic display device, touch screen (Touch panel) provide it is a kind of new it is man-machine mutually
Arena face, it is more direct in use, more humane.Touch screen and flat display apparatus are combined, it is aobvious to form touch-control
Showing device can make flat display apparatus have touch function, and input can be executed by finger, stylus etc., operate more straight
It sees, is easy.OLED touch control display apparatus is generallyd use at present separates to manufacture by OLED display and touch screen, then again will
The two combines, and generally includes four-layer structure, is oled substrate, OLED cover board, touch screen base plate and touch screen lid respectively
Plate.Referring to Fig. 1, existing OLED touch-control display panel includes: touch panel 91, set on 91 lower section of touch panel
OLED display panel 92, the touch chip 94 being electrically connected with the touch panel 91 and the OLED display panel 92 are electrically
The data driving chip 93 of connection, the sequence controller 95 being electrically connected with the data driving chip 93 and the timing control
The System on Chip/SoC 96 that device 95 processed and touch chip 94 are electrically connected wherein is equipped in touch chip 94 for detecting touching signals
Analog-digital converter (Analog-to-Digital Converter, ADC) and touch-control drive module, in data driving chip 93
Equipped with for detecting Organic Light Emitting Diode in OLED display panel and the external compensation of thin film transistor (TFT) threshold voltage being driven to detect
Module is surveyed, while causing the repetition of module using touch-control drive module and external compensation detecting module, is unfavorable for production cost
Control, reduce product competitiveness.
Summary of the invention
The purpose of the present invention is to provide a kind of OLED touch control display apparatus, can reduce the core of OLED touch control display apparatus
Piece quantity reduces the production cost of OLED touch control display apparatus.
To achieve the above object, the present invention provides a kind of OLED touch control display apparatus, comprising: OLED touch-control display surface
What plate, the data driving chip being electrically connected with the OLED touch-control display panel and the data driving chip were electrically connected
Sequence controller and the System on Chip/SoC being electrically connected with the sequence controller；
The OLED touch-control display panel includes: substrate, the touch control electrode layer on the substrate, is set to the touch-control
The pixel unit of passivation layer on electrode layer, multiple array arrangements on the passivation layer；
The data driving chip includes: analog-digital converter, and the analog-digital converter passes through sense wire and the pixel list
Member is electrically connected, and same row pixel unit is electrically connected same sense wire；
The touch control electrode layer includes: several array arrangements and mutually independent touch control electrode block, each touch control electrode
Block corresponds to n pixel unit, each touch control electrode block and its corresponding to n pixel unit in a pixel unit electrical property
The sense wire of connection is electrically connected, and n is positive integer；
The OLED touch control display apparatus is complete by the cooperation of the analog-digital converter, sequence controller and System on Chip/SoC
At the detecting of touching signals and the threshold voltage compensation of pixel unit.
Each pixel unit includes: switching thin-film transistor, driving thin film transistor (TFT), sensing film transistor, deposits
Storage holds and Organic Light Emitting Diode；
The grid of the switching thin-film transistor accesses scanning signal, source electrode incoming data signal, and drain electrode, which is electrically connected, drives
The grid of dynamic thin film transistor (TFT)；The source electrode of the driving thin film transistor (TFT) accesses supply voltage, and drain electrode is electrically connected organic shine
The anode of diode；The grid access sensing control signal of the sensing film transistor, it is brilliant that source electrode is electrically connected driving film
The drain electrode of body pipe, drain electrode are electrically connected sense wire；One end of the storage capacitance is electrically connected the grid of driving thin film transistor (TFT),
The other end is electrically connected the drain electrode of driving thin film transistor (TFT)；The minus earth of Organic Light Emitting Diode.
The touch control electrode block is electrically connected via sensing film transistor and the sense wire.
The touch control electrode block is electrically connected by the source electrode of a via hole and the sensing film transistor.
The OLED touch control display apparatus first carries out picture transmission in a frame image time, then carries out touch-control scanning.
When picture transmission, the transmission frequency of the data-signal is the picture display frequency of the OLED touch control display apparatus
2 times.
When touch-control scans, the position for the sense wire that System on Chip/SoC is electrically connected according to touch control electrode block and sensing are controlled
The timing of signal determines the position touched.
The substrate, touch control electrode layer and passivation layer be it is transparent, the light that the pixel unit issues is via base
Plate outgoing.
Beneficial effects of the present invention: the present invention provides a kind of OLED touch control display apparatus, by OLED display panel
Array substrate on make touch control electrode, and touch control electrode is connected to the analog-to-digital conversion of data driving chip via sense wire
Device, and touch-control drive module in the prior art is integrated into sequence controller, thus the outside for passing through OLED display panel
It compensates detecting module and completes touch-control scanning detecting, when touch-control scans, electricity is carried out by the analog-digital converter in data driving chip
Lotus is detected, and the position for the sense wire being electrically connected according to touch control electrode block and the timing of sensing control signal determine touch
Position can save touch chip, reduce the number of chips of OLED touch control display apparatus, reduce the life of OLED touch control display apparatus
Produce cost.
Detailed description of the invention
For further understanding of the features and technical contents of the present invention, it please refers to below in connection with of the invention detailed
Illustrate and attached drawing, however, the drawings only provide reference and explanation, is not intended to limit the present invention.
In attached drawing,
Fig. 1 is the structure chart of existing OLED touch control display apparatus；
Fig. 2 is the structure chart of OLED touch control display apparatus of the invention；
Fig. 3 is the sectional view of OLED touch control display apparatus of the invention；
Fig. 4 is the touch control electrode top view of OLED touch control display apparatus of the invention；
Fig. 5 is the equivalent circuit diagram of OLED touch control display apparatus of the invention；
Fig. 6 is the working timing figure of OLED touch control display apparatus of the invention.
Specific embodiment
Further to illustrate technological means and its effect adopted by the present invention, below in conjunction with preferred implementation of the invention
Example and its attached drawing are described in detail.
Referring to Fig. 2, the present invention provides a kind of OLED touch control display apparatus, comprising: OLED touch-control display panel 1 and institute
The data driving chip (Source IC) 2 and the data driving chip 2 for stating the electric connection of OLED touch-control display panel 1 are electrically
The sequence controller (Tcon) 3 of connection and the System on Chip/SoC 4 being electrically connected with the sequence controller 3；
Referring to Fig. 3, the OLED touch-control display panel 1 includes: substrate 11, the touch control electrode on the substrate 11
Layer 12, the first metal layer 141 on the passivation layer 13, is set to the passivation layer 13 on the touch control electrode layer 12
It is gate insulating layer 142 on the first metal layer 141 and passivation layer 13, active on the gate insulating layer 142
Layer 143, is set to the interlayer insulating film at the interlayer insulating film 144 on the active layer 143 and gate insulating layer 142
Second metal layer 145 on 144, is set to institute at the flatness layer 146 in the second metal layer 145 and interlayer insulating film 144
It states the anode layer 147 on flatness layer 146, the organic luminous layer 148 on the anode layer 147, be set to the anode layer 147
And on flatness layer 146 and surround the organic luminous layer 148 pixel defining layer 149, be set to the organic luminous layer 148 and
Cathode layer 1410 in pixel defining layer 149 is equipped with encapsulation cover plate (not shown) on cathode layer 1410.
The first metal layer 141, gate insulating layer 142, active layer 143, interlayer insulating film 144, second metal layer
145, flatness layer 146, anode layer 147, anode layer 147, organic luminous layer 148, pixel defining layer 149 and cathode layer 1410
Together form the pixel unit 14 of multiple array arrangements.
Wherein, the first metal layer 141, gate insulating layer 142, active layer 143, interlayer insulating film 144, the second metal
Layer 145 together forms several thin film transistor (TFT)s, capacitor and metal contact wires, specifically, the first metal layer 141
It is formed with the grid of several thin film transistor (TFT)s, the lower electrode plate of capacitor and grid line, the formation of second metal layer 142
There are the source electrode and drain electrode, the electric pole plate of capacitor, data line and sense wire of several thin film transistor (TFT)s, the anode layer
147, organic luminous layer 148, pixel defining layer 149 and cathode layer 1410 together form several Organic Light Emitting Diodes.
Wherein, the substrate 11, touch control electrode layer 12, passivation layer 13, gate insulating layer 142, interlayer insulating film 144, flat
Smooth layer 146 and anode layer 147 be it is transparent, the light that the pixel unit 14 issues is emitted via substrate 11.
Referring to Fig. 2, the data driving chip 2 includes: analog-digital converter ADC, the analog-digital converter ADC passes through sense
Survey line and the pixel unit 14 are electrically connected, and same row pixel unit 14 is electrically connected same sense wire；
Referring to Fig. 4, the touch control electrode layer 12 includes: several array arrangements and mutually independent touch control electrode block 121,
Each touch control electrode block 121 corresponds to n pixel unit 14, each touch control electrode block 121 and n pixel list corresponding to it
The sense wire that a pixel unit 14 in member 14 is electrically connected is electrically connected, and n is positive integer.
The OLED touch control display apparatus is matched by the analog-digital converter ADC, sequence controller 3 and System on Chip/SoC 4
Close the threshold voltage compensation of the detecting and pixel unit 14 of completing touching signals.
Specifically, referring to Fig. 5, in a preferred embodiment of the invention, being formed with switch in each pixel unit 14
Thin film transistor (TFT) T1, driving thin film transistor (TFT) T2, sensing film transistor T3, storage capacitance C1 and Organic Light Emitting Diode
D1 uses the pixel-driving circuit of 3T1C.
The grid of the switching thin-film transistor T1 accesses scanning signal Scan, source electrode incoming data signal Data, drain electrode
It is electrically connected the grid of driving thin film transistor (TFT) T2；The source electrode of the driving thin film transistor (TFT) T2 accesses supply voltage, drain electrode electricity
Property connection Organic Light Emitting Diode D1 anode；The grid access sensing control signal Sen of the sensing film transistor T3, source
Pole is electrically connected the drain electrode of driving thin film transistor (TFT) T2, and drain electrode is electrically connected sense wire；One end of the storage capacitance C1 is electrical
The grid of connection driving thin film transistor (TFT) T2, the other end are electrically connected the drain electrode of driving thin film transistor (TFT) T2；Organic light-emitting diodes
The minus earth of pipe D1；
Specifically, parasitic capacitance Coled is also formed between the anode and cathode of the Organic Light Emitting Diode D1.
Specifically, the sense wire is connected to the analog-digital converter ADC via a multiplexing module Mux, in addition, also
One end including switch a K1, the switch K1 connects the output end of the multiplexer, and the other end connects reference voltage
Vcm.A plurality of sense wire is respectively connected to analog-digital converter ADC by the more a accesses of multiplexing module Mux.Specifically, please join
Fig. 4 is read, the touch control electrode block 121 is electrically connected via sensing film transistor T3 and the sense wire, specifically, please refers to
Fig. 3, the touch control electrode block 121 are electrically connected by the source electrode of a via hole and the sensing film transistor T3, the via hole
Through the passivation layer 13, gate insulating layer 142 and interlayer insulating film 144.
Specifically, referring to Fig. 6, the course of work of the OLED touch control display apparatus are as follows: the OLED touch-control display dress
It sets in a frame image time, first carries out picture transmission, then carry out touch-control scanning, in a preferred embodiment of the invention, OLED
The picture display frequency of touch control display apparatus is 60Hz, i.e. the when a length of 16.7ms of a frame picture, the data-signal Data's
Transmission frequency is 120Hz, i.e. the when a length of 8.3ms of data-signal Data transmission, and when picture transmission, scanning signal Scan is opened line by line
Switching thin-film transistor T1 is opened, data-signal Data is filled in storage capacitance C1, so that driving thin film transistor (TFT) T2 conducting, simultaneously
The source voltage for driving thin film transistor (TFT) T2 is fixed on reference voltage Vcm, Organic Light Emitting Diode D1 hair by switch K1 closure
Light, after whole picture element scans, switch K1 is disconnected, and Organic Light Emitting Diode D1 keeps shining, and initially enters touch-control scanning, when
When not having finger touch, the capacitor that touch control electrode generates is C2, and a capacitor C3, System on Chip/SoC are in addition generated when there is finger touch
The position of 4 sense wires being electrically connected according to touch control electrode block 121 and the timing of sensing control signal Sen determine touch
Position specially obtains the abscissa of touch location according to the position for the sense wire for detecting charge variation, is controlled according to sensing
Signal Sen current timing obtains the ordinate of touch location, and then determines the position touched.
In addition, the needs of threshold voltage compensation can be in the free time after the touch-control end of scan when being shown according to OLED
(Blank) detecting of threshold voltage is added in the stage, realizes the real-time compensation of threshold voltage, can also show in each OLED touch-control
The detecting that threshold voltage is carried out when device shuts down, realizes the shutdown compensation of threshold voltage, and time of the detecting of threshold voltage can be with
It is accordingly selected as needed, this will not influence realization of the invention.
In conclusion passing through the array base in OLED display panel the present invention provides a kind of OLED touch control display apparatus
Touch control electrode is made on plate, and touch control electrode is connected to the analog-digital converter of data driving chip via sense wire, and will show
There is the touch-control drive module in technology to be integrated into sequence controller, so that the external compensation by OLED display panel detects mould
Block completes touch-control scanning detecting, when touch-control scans, carries out charge detecting by the analog-digital converter in data driving chip, according to
The position for the sense wire that touch control electrode block is electrically connected and the timing of sensing control signal determine the position touched, can save
Touch chip is gone, the number of chips of OLED touch control display apparatus is reduced, reduces the production cost of OLED touch control display apparatus.
The above for those of ordinary skill in the art can according to the technique and scheme of the present invention and technology
Other various corresponding changes and modifications are made in design, and all these change and modification all should belong to the claims in the present invention
Protection scope.
Claims (5)
1. a kind of OLED touch control display apparatus characterized by comprising OLED touch-control display panel (1) and the OLED touch-control
The timing control that the data driving chip (2) and the data driving chip (2) that display panel (1) is electrically connected are electrically connected
Device (3) and the System on Chip/SoC (4) being electrically connected with the sequence controller (3)；
The OLED touch-control display panel (1) include: substrate (11), be set to the substrate (11) on touch control electrode layer (12),
The pixel of passivation layer (13), the multiple array arrangements being set on the passivation layer (13) on the touch control electrode layer (12)
Unit (14)；
The data driving chip (2) includes: analog-digital converter (ADC), and the analog-digital converter (ADC) passes through sense wire and institute
Pixel unit (14) electric connection is stated, same row pixel unit (14) is electrically connected same sense wire；
The touch control electrode layer (12) includes: several array arrangements and mutually independent touch control electrode block (121), each touch-control
Electrode block (121) corresponds to n pixel unit (14), each touch control electrode block (121) and n pixel unit corresponding to it
(14) sense wire that a pixel unit (14) in is electrically connected is electrically connected, and n is positive integer；
The OLED touch control display apparatus passes through the analog-digital converter (ADC), sequence controller (3) and System on Chip/SoC (4)
The detecting of touching signals and the threshold voltage compensation of pixel unit (14) are completed in cooperation；
When touch-control scans, the position for the sense wire that System on Chip/SoC (4) is electrically connected according to touch control electrode block (121) and sense
The timing for controlling signal (Sen) determines the position touched；
Each pixel unit (14) includes: switching thin-film transistor (T1), driving thin film transistor (TFT) (T2), sensing film crystalline substance
Body pipe (T3), storage capacitance (C1) and Organic Light Emitting Diode (D1)；
The grid of the switching thin-film transistor (T1) accesses scanning signal (Scan), source electrode incoming data signal (Data), leakage
Pole is electrically connected the grid of driving thin film transistor (TFT) (T2)；The source electrode of driving thin film transistor (TFT) (T2) accesses supply voltage,
Drain electrode is electrically connected the anode of organic light emitting diode (D1)；The grid access sensing control of the sensing film transistor (T3)
Signal (Sen), source electrode are electrically connected the drain electrode of driving thin film transistor (TFT) (T2), and drain electrode is electrically connected sense wire；The storage electricity
The one end for holding (C1) is electrically connected the grid of driving thin film transistor (TFT) (T2), and the other end is electrically connected driving thin film transistor (TFT) (T2)
Drain electrode；The minus earth of Organic Light Emitting Diode (D1)；
The touch control electrode block (121) is electrically connected via sensing film transistor (T3) and the sense wire.
2. OLED touch control display apparatus as described in claim 1, which is characterized in that the touch control electrode block (121) passes through one
Via hole and the source electrode of the sensing film transistor (T3) are electrically connected.
3. OLED touch control display apparatus as described in claim 1, which is characterized in that the OLED touch control display apparatus is in a frame
In image time, picture transmission is first carried out, then carry out touch-control scanning.
4. OLED touch control display apparatus as claimed in claim 3, which is characterized in that when picture transmission, the data-signal
(Data) transmission frequency is 2 times of the picture display frequency of the OLED touch control display apparatus.
5. OLED touch control display apparatus as described in claim 1, which is characterized in that the substrate (11), touch control electrode layer
(12) and passivation layer (13) be it is transparent, the light that the pixel unit (14) issues is emitted via substrate (11).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610900647.9A CN106406622B (en) | 2016-10-14 | 2016-10-14 | OLED touch control display apparatus |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610900647.9A CN106406622B (en) | 2016-10-14 | 2016-10-14 | OLED touch control display apparatus |
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| CN106406622B true CN106406622B (en) | 2019-11-05 |
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Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107039002B (en) * | 2017-06-05 | 2019-09-06 | 京东方科技集团股份有限公司 | A kind of pixel circuit and display panel |
| CN107134259B (en) * | 2017-06-28 | 2019-04-30 | 京东方科技集团股份有限公司 | Pixel circuit, driving method, display module, driving method and display device |
| CN107506074B (en) * | 2017-08-08 | 2021-02-19 | 深圳天珑无线科技有限公司 | Touch display screen and touch terminal |
| CN111433835B (en) * | 2017-12-13 | 2022-03-29 | 深圳市柔宇科技股份有限公司 | Flexible touch display device and touch compensation method |
| CN109976562A (en) * | 2017-12-27 | 2019-07-05 | 鸿富锦精密工业(武汉)有限公司 | Touch control display |
| CN108874213B (en) * | 2018-06-01 | 2020-02-11 | 武汉华星光电半导体显示技术有限公司 | Touch display panel and electronic equipment |
| KR102508792B1 (en) | 2018-08-07 | 2023-03-13 | 엘지디스플레이 주식회사 | Display device |
| CN109638042B (en) * | 2018-12-03 | 2020-11-24 | 武汉华星光电半导体显示技术有限公司 | OLED display panel |
| US20200192542A1 (en) * | 2018-12-12 | 2020-06-18 | Novatek Microelectronics Corp. | Display device with integrated antenna and method thereof |
| CN109872689A (en) * | 2019-03-21 | 2019-06-11 | 京东方科技集团股份有限公司 | Pixel circuit, touch-control display panel and display device |
| CN110045875B (en) * | 2019-04-28 | 2020-04-10 | 深圳市华星光电半导体显示技术有限公司 | OLED touch display device and driving method thereof |
| CN110197645B (en) * | 2019-05-20 | 2020-09-08 | 深圳市华星光电半导体显示技术有限公司 | Driving method and compensation method of pixel circuit |
| CN110349542A (en) | 2019-07-15 | 2019-10-18 | 京东方科技集团股份有限公司 | A kind of display panel, display device and its control method |
| CN113419647A (en) * | 2021-07-05 | 2021-09-21 | 江苏加拉泰克微电子有限公司 | Anti-dazzle anti-electromagnetic interference touch module and corresponding preparation method thereof |
| CN114203631A (en) * | 2021-12-10 | 2022-03-18 | Tcl华星光电技术有限公司 | Display panel manufacturing method and display panel |
| CN115206952B (en) * | 2022-07-27 | 2023-03-17 | 北京数字光芯集成电路设计有限公司 | Micro-LED Micro-display chip adopting stacked package |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101623776B1 (en) * | 2013-12-09 | 2016-06-07 | 엘지디스플레이 주식회사 | Touch display driver integrated circuit and touch display device |
| KR102177540B1 (en) * | 2013-12-19 | 2020-11-11 | 엘지디스플레이 주식회사 | Display device with integrated touch screen and method for driviing thereof |
| CN105895020B (en) * | 2016-06-02 | 2019-07-02 | 深圳市华星光电技术有限公司 | OLED display drive system and OLED display driving method |
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| CN106406622A (en) | 2017-02-15 |
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Address after: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Patentee after: TCL China Star Optoelectronics Technology Co.,Ltd. Address before: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Patentee before: Shenzhen China Star Optoelectronics Technology Co.,Ltd. |