CN105489162A - Signal driving circuit of display panel - Google Patents
Signal driving circuit of display panel Download PDFInfo
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- CN105489162A CN105489162A CN201610093953.6A CN201610093953A CN105489162A CN 105489162 A CN105489162 A CN 105489162A CN 201610093953 A CN201610093953 A CN 201610093953A CN 105489162 A CN105489162 A CN 105489162A
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- display panel
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0209—Crosstalk reduction, i.e. to reduce direct or indirect influences of signals directed to a certain pixel of the displayed image on other pixels of said image, inclusive of influences affecting pixels in different frames or fields or sub-images which constitute a same image, e.g. left and right images of a stereoscopic display
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The invention provides a signal driving circuit of a display panel. The signal driving circuit comprises at least one driving chip, a plurality of passing lines and a plurality of driving lines. Each driving chip comprises a plurality of input pins and a plurality of output pins, the input pins are used for receiving control signals or power signals, and the output pins are used for driving light emitting units of sub-pixels. Each passing line extends along the boundary of the corresponding sub-pixel and is electrically coupled to the corresponding input pin. Each driving line is arranged between the two adjacent passing lines corresponding to the corresponding sub-pixel and electrically coupled to the corresponding output pin. Compared with the prior art, the signal driving circuit has the advantages that as the passing lines and the driving lines are wired in the vertical direction, the passing lines are arranged on the boundaries of the sub-pixels, and the driving lines are arranged between the adjacent corresponding passing lines, the framework that the multiple rows of sub-pixels are driven by the driving chips unilaterally is achieved, signal interference caused by intersection of lines is avoided, the difficulty of balanced control over wiring resistance can be reduced, designing efficiency can be improved, and the display quality of a picture can be improved.
Description
Technical field
The present invention relates to a kind of display panel, particularly relate to a kind of signal drive circuit for this display panel.
Background technology
Flat-panel monitor (FlatPanelDisplay, FPD), the advantage such as thermal value few, lightweight, non-radiation type low with its power consumption, be used in electronic product miscellaneous, and little by little replace traditional cathode-ray tube (CRT) (CathodeRayTube, CRT) display.Wherein, active-matrix (ActiveMatrix), although formula display device production cost is relatively expensive and processing procedure is more complicated, is applicable to the true color display of large scale, high-res, high information capacity, therefore becomes the main flow of display device already.In addition, due to the continuous improvement of light emitting diode (LightEmittingDiode, LED) in processing procedure and material, the luminescence efficiency of light emitting diode is significantly promoted.Be different from general light emitting source, the characteristic such as light emitting diode has low power consumption, low stain, long service life, security is high, emission response time is short and volume is little, has been widely deployed in the electronic product of numerous species.
On the other hand, in existing micromodule transposition technology (u-Devicetransfertechnique), first stage application is that micro-LED is transposed to array base palte, and active member of arranging in pairs or groups (such as thin film transistor (TFT)) driving circuit; Subordinate phase application is the active region (ActiveArea) driving circuit being placed on display panel with the form of chip through transposition technology.Display panel only needs provide wire, the signal provided by front end system is connected to driving chip, then the output pin position of driving chip is connected each light-emitting component, thus reaches the effect driving display.In the design process, if driving chip to be placed on the active region of panel, then the output signal of chip and input signal cabling need to be thought over.Current a solution is, the cabling (such as power lead, data line, control signal wire) of input signal is concentrated on a district, and the cabling of output signal is connected to light-emitting component in fan-out (fan-out) mode again.But this cabling mode not only connects up complexity, and easily produce the bad situations such as impedance Control between such as many signal lead overlapping (crossover), output signal cabling to light-emitting component is more difficult.
In view of this, how designing a kind of signal drive circuit for display panel, thus overcome above-mentioned defect of the prior art or deficiency, is the problem that person skilled is urgently to be resolved hurrily in the industry.
Summary of the invention
The above-mentioned puzzlement caused when input signal and output signal cabling for the signal drive circuit for display panel of the prior art, the invention provides a kind of novelty, for the signal drive circuit of display panel, output pin position by driving chip arranges and design, not only can simplified wiring degree of difficulty, but also the overlapping situation of signal line can be avoided.
According to one aspect of the present invention, provide a kind of signal drive circuit of display panel, this display panel comprises multiple pixel, and each pixel has multiple sub-pixel, and each sub-pixel is provided with a luminescence unit, and wherein, described signal drive circuit comprises:
At least one driving chip, comprises multiple input pin and multiple output pin, and wherein said input pin is used for reception control signal or power supply signal, and described output pin is for driving the luminescence unit of described sub-pixel;
Many transfer lines (passline), every bar transfer line extends along the border of described sub-pixel and is electrically coupled to described input pin; And
Many drive wires (drivingline), every bar drive wire to be arranged between corresponding adjacent two transfer lines of described sub-pixel and to be electrically coupled to described output pin.
An embodiment wherein, described transfer line is data line, control signal wire or power lead.
An embodiment wherein, described driving chip comprises one first side and one second side that are oppositely arranged, and adjacent two output pins being positioned at described first side are electrically coupled to the homochromy and sub-pixel of adjacent rows respectively; And adjacent two output pins being positioned at described second side are electrically coupled to the homochromy and sub-pixel of adjacent rows respectively.
An embodiment wherein, the spacing between multiple output pins of described driving chip meets following relational expression:
P＝S/(n+1)；
Wherein, P is the spacing between output pin, and S is the width dimensions of each sub-pixel, and n is the number of lines of the same sub-pixels of described driving chip single side control.
An embodiment wherein, described transfer line and described drive wire are perpendicular to the line between the input pin of described driving chip and output pin.
An embodiment wherein, described luminescence unit is light emitting diode.
An embodiment wherein, described signal drive circuit comprises extension in the horizontal direction and spaced first driving chip and the second driving chip, each driving chip also comprises one the 3rd side, wherein, the output pin being positioned at described 3rd side is electrically coupled to the luminescence unit of corresponding sub-pixel via described drive wire.
An embodiment wherein, the described drive wire being electrically coupled to the output pin on described 3rd side is that L-type walks wire shaped.
An embodiment wherein, described drive wire is positioned at a first metal layer, and described transfer line is positioned at one second metal level, and wherein said second metal level is different from described the first metal layer.
Adopt the signal drive circuit for display panel of the present invention, it comprises at least one driving chip, many transfer lines and many drive wires, each driving chip has multiple input pin and multiple output pin, these input pins are used for reception control signal or power supply signal, these output pins are used for the luminescence unit of driven element pixel, every bar transfer line extends along the border of sub-pixel and is electrically coupled to input pin, and every bar drive wire to be arranged between corresponding adjacent two transfer lines of sub-pixel and to be electrically coupled to output pin.Compared to prior art, the present invention is by transfer line and drive wire vertically cabling, and transfer line is set in the border of sub-pixel and arrange drive wire between two adjacent transfer lines, thus realize the framework of driving chip monolateral driving multirow sub-pixel, not only avoid between cabling because intersecting caused signal interference, but also the degree of difficulty of cabling impedance equalization control can be reduced, promote design efficiency and picture display quality.
Accompanying drawing explanation
Reader, after having read the specific embodiment of the present invention with reference to accompanying drawing, will become apparent various aspects of the present invention.Wherein,
Fig. 1 illustrates a kind of circuit theory schematic diagram driving the light emitting diode in display panel active region based on driving chip of prior art;
Fig. 2 A illustrates multiple driving chip arrangement of the driving circuit of Fig. 1 and the cabling schematic diagram of input signal (inputsignal) and drive singal (outputsignal);
Fig. 2 B illustrates that multiple drive singal of arbitrary driving chip of the driving circuit of Fig. 2 A adopt fan-out mode (fan-out) cabling to drive the circuit diagram of light emitting diode;
Fig. 3 illustrates according to one embodiment of the present invention, for the structural representation of the signal drive circuit of display panel;
Fig. 4 illustrates according to another embodiment of the present invention, for the structural representation of the signal drive circuit of display panel; And
Fig. 5 illustrates according to an embodiment more of the present invention, for the structural representation of the signal drive circuit of display panel.
Embodiment
The technology contents disclosed to make the application is more detailed and complete, and can refer to accompanying drawing and following various specific embodiment of the present invention, mark identical in accompanying drawing represents same or analogous assembly.But those of ordinary skill in the art should be appreciated that hereinafter provided embodiment is not used for limiting the scope that contains of the present invention.In addition, accompanying drawing, only for being schematically illustrated, is not drawn according to its life size.
With reference to the accompanying drawings, the embodiment of various aspects of the present invention is described in further detail.
Fig. 1 illustrates a kind of circuit theory schematic diagram driving the light emitting diode in display panel active region based on driving chip of prior art.Fig. 2 A illustrates multiple driving chip arrangement of the driving circuit of Fig. 1 and the cabling schematic diagram of input signal and drive singal.Fig. 2 B illustrates that multiple drive singal of arbitrary driving chip of the driving circuit of Fig. 2 A adopt fan-out mode (fan-out) cabling to drive the circuit diagram of light emitting diode.
As described in the background section, when adopting driving chip (drivingchip) to drive the light emitting diode of active region (ActiveArea) of display panel, display panel only needs provide wire, the signal provided by front end system by wire is connected to driving chip, drive singal is applied to each light-emitting component (such as light emitting diode) by the output pin position of recycling driving chip, thus reaches the effect driving display.
With reference to Fig. 1, driving chip 100 comprises multiple input pin (inputpin) and multiple output pin (outputpin).Wherein, input pin is respectively with P1, P2 and P3 mark, and output pin identifies with P4, P5 and P6 respectively.In addition, this display panel comprises multiple pixel (pixel), and each pixel has multiple sub-pixel (subpixel), and each sub-pixel is provided with a light emitting diode.In FIG, LED 1 corresponds to the red sub-pixel in single pixel, and LED 2 corresponds to the green sub-pixels in single pixel, and LED 3 corresponds to the blue subpixels in single pixel.
When normally running, the signal IN1 of the input pin P1 receiving front-end system of driving chip 100, and through output pin P4, the drive singal of correspondence is put on LED 1.Similarly, the signal IN2 of the input pin P2 receiving front-end system of driving chip 100, and through output pin P5, the drive singal of correspondence is put on LED 2; The signal IN3 of the input pin P3 receiving front-end system of driving chip 100, and through output pin P6, the drive singal of correspondence is put on LED 3.
With reference to Fig. 2 A and Fig. 2 B, existing one drives framework to comprise multiple driving chip 100, multiple transfer line (passline) 20 and multiple drive wire (drivingline) 30.Such as, transfer line 20 can be power lead (powerline), data line (dataline) or control signal wire (controlsignalline).In the architecture, the wiring of the transfer line as input signal is concentrated on a district, and the cabling of the drive wire as output signal is connected to light-emitting component in fan-out mode.In fig. 2b, such as, the output signal of driving chip 100 is connected to light emitting diode D1 via drive wire 301, the output signal of driving chip 100 is connected to light emitting diode D2 via drive wire 303, the output signal of driving chip 100 is connected to light emitting diode D3 via drive wire 305, and the output signal of driving chip 100 is connected to light emitting diode D4 via drive wire 307.
But this cabling mode of Fig. 2 A or Fig. 2 B not only connects up complexity, and easily produce the bad situations such as impedance Control between such as many signal lead overlapping (crossover), output signal cabling to light-emitting component is more difficult.
In order to solve the aforementioned problems in the prior, present invention is disclosed a kind of signal drive circuit for display panel.Wherein, Fig. 3 illustrates according to one embodiment of the present invention, for the structural representation of the signal drive circuit of display panel.
With reference to Fig. 3, in this embodiment, signal drive circuit of the present invention comprises at least one driving chip 100, many transfer lines (representing with figure notation 41,43,45 and 47) and many drive wires (representing with figure notation 51,53,55 and 57).
Driving chip 100 comprises multiple input pin I and multiple output pin O.Wherein, input pin I is used for reception control signal or power supply signal, and output pin O is used for the luminescence unit of driven element pixel.Every bar transfer line extends along the border of sub-pixel and is electrically coupled to corresponding input pin.Every bar drive wire to be arranged between corresponding adjacent two transfer lines of sub-pixel and to be electrically coupled to corresponding output pin.In figure 3, transfer line 41,43,45 and 47 is along the direction cabling perpendicular to driving chip 100, specifically, transfer line 41 and 43 lays respectively at left margin and the right margin of red sub-pixel, and transfer line 45 and 47 lays respectively at left margin and the right margin of blue subpixels.In other words, transfer line 43 and 45 lays respectively at left margin and the right margin of green sub-pixels.
At a specific embodiment, driving chip 100 comprises one first side (upside in Fig. 3) and one second side (downside in Fig. 3) that are oppositely arranged.Adjacent two output pins being positioned at the first side are electrically coupled to the homochromy and sub-pixel of adjacent rows respectively, and adjacent two output pins being positioned at the second side are electrically coupled to the homochromy and sub-pixel of adjacent rows respectively.As can be seen from Figure 3, comprise two drive wires 51 and 53 between transfer line 41 and 43, and drive wire 51 is used for the luminescence unit of red sub-pixel R2 of driving second row, drive wire 53 is used for the luminescence unit of the red sub-pixel R1 driving the first row.Accordingly, drive wire 55 is used for driving the luminescence unit of red sub-pixel R3 of the third line, and drive wire 57 is used for the luminescence unit of the red sub-pixel R4 driving fourth line.Similarly, the first row is driven to green sub-pixels G1 ~ G4 luminescence unit separately of fourth line by four drive wires of correspondence, and the first row is also driven by four drive wires of correspondence to blue subpixels B1 ~ B4 luminescence unit separately of fourth line.
At a specific embodiment, when laying transfer line and drive wire, can arrange drive wire and be positioned at a first metal layer, transfer line is positioned at one second metal level, and wherein, the second metal level is different from the first metal layer.
Fig. 4 illustrates according to another embodiment of the present invention, for the structural representation of the signal drive circuit of display panel.
Compared by Fig. 4 and Fig. 3, its key distinction is, the driving chip in the signal drive circuit of Fig. 3 is at one-sided driving two rows sub-pixel, and the driving chip in the signal drive circuit of Fig. 4 is at one-sided driving four lines sub-pixel.That is, between transfer line 41 and 43, between transfer line 43 and 45, between transfer line 45 and 47, include four drive wires.
For the red sub-pixel of first row, in the upside of driving chip 100, drive wire 51a is used for driving the luminescence unit of red sub-pixel of fourth line, drive wire 53a is used for driving the luminescence unit of red sub-pixel of the third line, drive wire 55a is used for the luminescence unit of red sub-pixel of driving second row, and drive wire 57a is used for the luminescence unit of the red sub-pixel driving the first row.Accordingly, in the downside of driving chip 100, drive wire 51b is used for driving the luminescence unit of red sub-pixel of fifth line, drive wire 53b is used for the luminescence unit of red sub-pixel of driving the 6th row, drive wire 55b is used for the luminescence unit of red sub-pixel of driving the 7th row, and drive wire 57b is used for the luminescence unit of red sub-pixel of driving the 8th row.
From Fig. 3 and Fig. 4, the spacing between multiple output pin O of driving chip 100 meets following relational expression:
P＝S/(n+1)；
Wherein, P is the spacing between adjacent output pin, and S is the width dimensions (widthsize) of each sub-pixel, and n is the number of lines of the same sub-pixels of driving chip single side control.
Fig. 5 illustrates according to an embodiment more of the present invention, for the structural representation of the signal drive circuit of display panel.
Compared by Fig. 5 and Fig. 3, its key distinction is, the signal drive circuit of Fig. 5 comprises extension in the horizontal direction and spaced first driving chip 100 and the second driving chip 102.Each driving chip also comprises one the 3rd side, and wherein, the output pin OT (as adding shown in heavy gauge wire of Fig. 5) being arranged in the 3rd side is electrically coupled to the luminescence unit of corresponding sub-pixel via drive wire.Preferably, the drive wire being electrically coupled to the output pin OT on the 3rd side of driving chip 100 or 102 is that L-type walks wire shaped.
Adopt the signal drive circuit for display panel of the present invention, it comprises at least one driving chip, many transfer lines and many drive wires, each driving chip has multiple input pin and multiple output pin, these input pins are used for reception control signal or power supply signal, these output pins are used for the luminescence unit of driven element pixel, every bar transfer line extends along the border of sub-pixel and is electrically coupled to input pin, and every bar drive wire to be arranged between corresponding adjacent two transfer lines of sub-pixel and to be electrically coupled to output pin.Compared to prior art, the present invention is by transfer line and drive wire vertically cabling, and transfer line is set in the border of sub-pixel and arrange drive wire between two adjacent transfer lines, thus realize the framework of driving chip monolateral driving multirow sub-pixel, not only avoid between cabling because intersecting caused signal interference, but also the degree of difficulty of cabling impedance equalization control can be reduced, promote design efficiency and picture display quality.
Above, the specific embodiment of the present invention is described with reference to the accompanying drawings.But those skilled in the art can understand, when without departing from the spirit and scope of the present invention, various change and replacement can also be done to the specific embodiment of the present invention.These change and replace and all drop in claims of the present invention limited range.
Claims (9)
1. a signal drive circuit for display panel, this display panel comprises multiple pixel, and each pixel has multiple sub-pixel, and each sub-pixel is provided with a luminescence unit, it is characterized in that, described signal drive circuit comprises:
At least one driving chip, comprises multiple input pin and multiple output pin, and wherein said input pin is used for reception control signal or power supply signal, and described output pin is for driving the luminescence unit of described sub-pixel;
Many transfer lines, every bar transfer line extends along the border of described sub-pixel and is electrically coupled to described input pin; And
Many drive wires, every bar drive wire to be arranged between corresponding adjacent two transfer lines of described sub-pixel and to be electrically coupled to described output pin.
2. the signal drive circuit of display panel according to claim 1, is characterized in that, described transfer line is data line, control signal wire or power lead.
3. the signal drive circuit of display panel according to claim 1, is characterized in that, described driving chip comprises one first side and one second side that are oppositely arranged,
Adjacent two output pins being positioned at described first side are electrically coupled to the homochromy and sub-pixel of adjacent rows respectively; And
Adjacent two output pins being positioned at described second side are electrically coupled to the homochromy and sub-pixel of adjacent rows respectively.
4. the signal drive circuit of display panel according to claim 1, is characterized in that, the spacing between multiple output pins of described driving chip meets following relational expression:
P＝S/(n+1)；
Wherein, P is the spacing between output pin, and S is the width dimensions of each sub-pixel, and n is the number of lines of the same sub-pixels of described driving chip single side control.
5. the signal drive circuit of display panel according to claim 1, is characterized in that, described transfer line and described drive wire are perpendicular to the line between the input pin of described driving chip and output pin.
6. the signal drive circuit of display panel according to claim 1, is characterized in that, described luminescence unit is light emitting diode.
7. the signal drive circuit of display panel according to claim 1, it is characterized in that, described signal drive circuit comprises horizontal direction and extends and spaced first driving chip and the second driving chip, each driving chip also comprises one the 3rd side, is wherein positioned at the luminescence unit of output pin via described drive wire electric property coupling corresponding sub-pixel of described 3rd side.
8. the signal drive circuit of display panel according to claim 7, is characterized in that, the described drive wire being electrically coupled to the output pin on described 3rd side is that L-type walks wire shaped.
9. the signal drive circuit of display panel according to claim 1, is characterized in that, described drive wire is positioned at a first metal layer, and described transfer line is positioned at one second metal level, and wherein said second metal level is different from described the first metal layer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610093953.6A CN105489162A (en) | 2016-02-19 | 2016-02-19 | Signal driving circuit of display panel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610093953.6A CN105489162A (en) | 2016-02-19 | 2016-02-19 | Signal driving circuit of display panel |
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| CN201610093953.6A Pending CN105489162A (en) | 2016-02-19 | 2016-02-19 | Signal driving circuit of display panel |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107768409A (en) * | 2017-10-20 | 2018-03-06 | 武汉华星光电技术有限公司 | Display base plate and preparation method thereof |
| WO2018152948A1 (en) * | 2017-02-27 | 2018-08-30 | 武汉华星光电技术有限公司 | Oled display module and manufacturing method thereof |
| CN108648614A (en) * | 2018-03-15 | 2018-10-12 | 友达光电股份有限公司 | Electronic device |
| CN109240539A (en) * | 2017-02-22 | 2019-01-18 | 敦泰电子有限公司 | Touch-control, which is shown, integrates driving circuit |
| CN110047427A (en) * | 2018-12-17 | 2019-07-23 | 友达光电股份有限公司 | Display screen for virtual reality device |
| US10468470B2 (en) | 2017-02-27 | 2019-11-05 | Wuhan China Star Optoelectronics Technology Co., Ltd | OLED display module and method of forming the same |
| CN111710312A (en) * | 2020-07-06 | 2020-09-25 | 北京显芯科技有限公司 | Drive circuit, LCD display screen and electronic equipment |
| US11150755B2 (en) | 2017-02-22 | 2021-10-19 | Focaltech Electronics, Ltd. | Touch display integrated circuit |
| CN115291438A (en) * | 2022-10-08 | 2022-11-04 | 北京显芯科技有限公司 | Driving unit, light-emitting substrate, backlight module and liquid crystal display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109240539A (en) * | 2017-02-22 | 2019-01-18 | 敦泰电子有限公司 | Touch-control, which is shown, integrates driving circuit |
| US11150755B2 (en) | 2017-02-22 | 2021-10-19 | Focaltech Electronics, Ltd. | Touch display integrated circuit |
| WO2018152948A1 (en) * | 2017-02-27 | 2018-08-30 | 武汉华星光电技术有限公司 | Oled display module and manufacturing method thereof |
| US10468470B2 (en) | 2017-02-27 | 2019-11-05 | Wuhan China Star Optoelectronics Technology Co., Ltd | OLED display module and method of forming the same |
| CN107768409A (en) * | 2017-10-20 | 2018-03-06 | 武汉华星光电技术有限公司 | Display base plate and preparation method thereof |
| WO2019075951A1 (en) * | 2017-10-20 | 2019-04-25 | 武汉华星光电技术有限公司 | Display substrate and manufacturing method therefor |
| US10896933B2 (en) | 2017-10-20 | 2021-01-19 | Wuhan China Star Optoelectronics | Display substrate and manufacturing method thereof |
| CN108648614A (en) * | 2018-03-15 | 2018-10-12 | 友达光电股份有限公司 | Electronic device |
| CN110047427A (en) * | 2018-12-17 | 2019-07-23 | 友达光电股份有限公司 | Display screen for virtual reality device |
| CN111710312A (en) * | 2020-07-06 | 2020-09-25 | 北京显芯科技有限公司 | Drive circuit, LCD display screen and electronic equipment |
| WO2022007157A1 (en) * | 2020-07-06 | 2022-01-13 | 北京显芯科技有限公司 | Driving circuit, lcd display screen and electronic device |
| CN115291438A (en) * | 2022-10-08 | 2022-11-04 | 北京显芯科技有限公司 | Driving unit, light-emitting substrate, backlight module and liquid crystal display device |
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Application publication date: 20160413 |