CN101561991B - Display device and color adjusting method thereof - Google Patents
Display device and color adjusting method thereof Download PDFInfo
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- CN101561991B CN101561991B CN2008100668347A CN200810066834A CN101561991B CN 101561991 B CN101561991 B CN 101561991B CN 2008100668347 A CN2008100668347 A CN 2008100668347A CN 200810066834 A CN200810066834 A CN 200810066834A CN 101561991 B CN101561991 B CN 101561991B
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Abstract
The invention provides a display device and a color adjusting method thereof. The display device comprises a gamma memory, a video signal processing board and a display module group. The gamma memory is used for storing parameter data of a gamma curve of RGB signals and a program of the gamma curve for compiling the RGB signals, wherein the parameter data and the program of the gamma curve for compiling the RGB signals are provided by an external system. The video signal processing board is used for receiving the RGB signals input by the external, and the RGB signals input by the external is converted to TTL signals after transmission processing through the video signal processing board. The display module group is used for receiving the parameter data of the gamma curve of the RGB signals which are stored in advance in the gamma memory and the TTL signals provided by the video signal processing board, thereby the RGB signals in the TTL signals can be independently adjusted according to the requirements of a user. The display device can realize independent adjustment of an RGB message expressed by YUV signals.
Description
Technical field
The present invention is about a kind of display device and color adjustment method thereof.
Background technology
At present, display device is removed and to be widely used in household PC, TV etc., more is applied to portable computer, mobile phone, vehicle-mounted or airborne audiovisual entertainment equipment etc.The color display effect is the very important part of display device, and therefore, each relevant up-and down-stream vendors all is devoted to improve the color display effect of display device, so that the product that satisfies consumer demand to be provided.
See also Fig. 1, it is a kind of circuit block diagram of display device of prior art.This display device 1 comprises that a video signal processing board 10 and shows module 20.This video signal processing board 10 comprises a decoding chip 11 and a convergent-divergent chip 12.This demonstration module 20 comprises a chip for driving 21 and a display panel 22.Extraneous red, green and blue (RedGreen Blue, RGB) signal is input to this decoding chip 11, this decoding chip 11 should be converted to brightness, blue difference and red poor (Y-Luminance by external world's rgb signal, U-Chrominance, V-Chrominance, YUV) signal and transmit this YUV signal to this convergent-divergent chip 12.This convergent-divergent chip 12 is converted to transistor-transistor logic level (Transistor-Transistor Logic, TTL) signal and transmit this TTL signal to this chip for driving 21 with this YUV signal.This chip for driving 21 is that various drive signals are to drive this display panel 22 display frames with this TTL conversion of signals.
Industry is finished in this decoding chip 11 the color adjustment of this display device 1, promptly carries out the color adjustment at this YUV signal.The represented RGB message of this YUV signal is to be mutually related, and therefore, can't realize this RGB message is adjusted separately, and then can not satisfy the color requirement of different clients to this display device 1 shown picture.
Summary of the invention
Can't realize problem that the represented RGB message of YUV signal is adjusted separately being necessary to provide a kind of display device that can realize adjusting separately the represented RGB message of YUV signal in order to overcome display device in the prior art.
In addition, also be necessary to provide the color adjustment method of the represented RGB message of a kind of YUV signal that can adjust display device separately.
A kind of display device, it comprises that a gamma memory, a video signal processing board and show module.This gamma memory is used to store the program of the gamma curve of the parameter data of gamma curve of rgb signal and this rgb signal of store compiled.Wherein, the program of the gamma curve of this parameter data and this compiling rgb signal is provided by an external system.This video signal processing board is used to receive the rgb signal of extraneous input, and the rgb signal of this external world's input is converted to the TTL signal after this video signal processing board transmission process.This demonstration module is used to receive the parameter data of gamma curve of the rgb signal that this gamma memory stores in advance and the TTL signal that this video signal processing board provides, and then adjusts rgb signal in this TTL signal separately according to customer requirements.
A kind of color adjustment method, it adopts the whole system of caidiao opera of the same colour that the color of the shown picture of one display device is adjusted.This color Adjustment System stores the gamma curve of rgb signal and compiles the program of the gamma curve of this rgb signal.This display device comprises a gamma memory.This color Adjustment System is connected with this gamma memory.This color adjustment method may further comprise the steps: step 1: this color Adjustment System itself is carried out initialization process; Step 2: the gamma curve of the rgb signal of load store; Step 3: according to customer requirement, the corresponding gamma curve of adjusting the rgb signal of this color Adjustment System loading respectively; Step 4: the gamma curve of the rgb signal that compiling is adjusted; And step 5: the parameter data of the gamma curve of the rgb signal that obtains after the burning compiling is to this gamma memory, and the program of the gamma curve of this rgb signal of compiling of this color Adjustment System storage of burning is to this gamma memory.
With respect to prior art, this color Adjustment System is connected with this gamma memory, according to customer requirement, adjust the gamma curve of the rgb signal of this color Adjustment System storage, the gamma curve of the rgb signal that compiling is adjusted, and the parameter data of the gamma curve of the rgb signal that obtains after this color Adjustment System compiling of burning is to this gamma memory.This gamma memory offers this display device with its stored parameters data.Therefore, this display device can realize adjusting separately the represented RGB message of YUV signal, and then can satisfy the color requirement of different clients to the shown picture of this display device.
Description of drawings
Fig. 1 is a kind of circuit block diagram of display device of prior art.
Fig. 2 is the circuit block diagram of display device of the present invention.
Fig. 3 is the frame structure synoptic diagram of color Adjustment System of the present invention.
Fig. 4 utilizes color Adjustment System shown in Figure 3 display device shown in Figure 2 to be realized the color adjustment method process flow diagram of first embodiment that color is adjusted.
Fig. 5 utilizes color Adjustment System shown in Figure 3 display device shown in Figure 2 to be realized the color adjustment method process flow diagram of second embodiment that color is adjusted.
Embodiment
See also Fig. 2, it is the circuit block diagram of display device of the present invention.This display device 2 comprises that a video signal processing board 30, shows a module 40 and a gamma memory 50.This video signal processing board 30 is used to receive the rgb signal of extraneous input, and the rgb signal of this external world's input is converted to the TTL signal after these video signal processing board 30 transmission process.This gamma memory 50 is used to store the program of the gamma curve of the parameter data of gamma curve of rgb signal and this rgb signal of store compiled.Wherein, this parameter data and this program that compiles the gamma curve of this rgb signal are provided by an external system.Wherein, this parameter data and this program that compiles the gamma curve of this rgb signal are provided by an external system.This demonstration module 40 is used to receive the parameter data of gamma curve of the rgb signal that this gamma memory 50 stores in advance and the TTL signal that this video signal processing board 30 provides, and then adjusts rgb signal in this TTL signal separately according to customer requirements.This gamma memory 50 stored parameters data in advance comprises GTG value and the pairing brightness value of each GTG, the i.e. gamma curve of rgb signal of corresponding rgb signal respectively.The brightness value of the GTG value correspondence of this rgb signal is represented with R1, G1, B1 respectively.This GTG value and the pairing brightness value R1 of each GTG value, G1, B1 all are stored in this gamma memory 50 with hexadecimal form.This brightness value R1, G1, B1 corresponding simulating voltage are represented with VR, VG, VB respectively.
This video signal processing board 30 comprises a decoding chip 31 and a convergent-divergent chip 32.This decoding chip 31 is converted to the rgb signal of the external world's input YUV signal and transmits this YUV signal to this convergent-divergent chip 32.This convergent-divergent chip 32 is converted to the TTL signal with this YUV signal and transmits this TTL signal to this demonstration module 40.
This demonstration module 40 comprises that a display panel 42 and is used to drive the chip for driving 41 of this display panel 42.This chip for driving 41 is used for adjusting separately according to customer requirement the rgb signal of this TTL signal, and drives this display panel 42 display frames.
This chip for driving 41 comprises an one source pole driving circuit 43 and a gate driver circuit 44.This gamma memory 50 is arranged on the flexible circuit board (figure does not show), and is electrically connected to this source electrode drive circuit 43 by this flexible circuit board.This source electrode drive circuit 43 is electrically connected to this gate driver circuit 44 and this display panel 42 respectively.This gate driver circuit 44 is electrically connected to this display panel 42.This source electrode drive circuit 43 is used to drive this display panel 42 with this gate driver circuit 44.
This source electrode drive circuit 43 comprises a sequential control die set 121, a digital/analog converter 122 and the one source pole driver 123 that is electrically connected successively.This sequential control module 121 comprises a time schedule controller 124 and a gamma circuit 125.This time schedule controller 124 comprises a look-up table 126.This time schedule controller 124 reads stored parameters data in this gamma memory 50, and arrives this digital/analog converter 122 according to this look-up table 126 output brightness value R1, G1, B1.This time schedule controller 124 provide the source electrode synchronizing signal to this source electrode driver 123, provide the grid synchronizing signal to this gate driver circuit 44.This gamma circuit 125 is used to provide a plurality of gamma electric voltages to this digital/analog converter 122.This digital/analog converter 122 is a reference voltage with these a plurality of gamma electric voltages, converts this brightness value R1, G1, B1 to aanalogvoltage VR, VG, VB.This source electrode driver 123 converts this aanalogvoltage VR, VG, VB to gray scale voltage and exports this gray scale voltage to this display panel 42 under the control of source electrode synchronizing signal.This gate driver circuit 44 is under the control of grid synchronizing signal, and the output signal is to this display panel 42.
See also Fig. 3, it is the frame structure synoptic diagram of color Adjustment System of the present invention.This color Adjustment System 3 is a computer.This computer comprises a main frame 31, a display screen 32 and an input equipment 33.The gamma curve and being used for that this main frame 31 stores rgb signal compiles the program of gamma curve of the rgb signal of its storage.This display screen 32 is used to show the gamma curve of this computer storage.This input equipment 33 is used for the gamma curve of the rgb signal on this display screen 32 is adjusted according to client's needs.The program of the gamma curve of the compiling rgb signal by 31 storages of this main frame compiles the gamma curve of adjusting, and the burning program of this gamma curve of compiling of the parameter data of the gamma curve of the rgb signal that will obtain after will compile and its storage arrives this gamma memory 50.
See also Fig. 4, it is to utilize 3 pairs of these display device of this color Adjustment System 2 to realize the color adjustment method process flow diagram of first embodiment that color is adjusted.This color adjustment method may further comprise the steps:
Step S1: start.
Itself carries out initialization process this computer.
Step S2: the gamma curve of the rgb signal of load store.
Operating personnel operate this computer, make the gamma curve (figure does not show) of the rgb signal that loads these main frame 31 storages on this display screen 32.
Step S3: according to customer requirement, the corresponding gamma curve of adjusting the rgb signal on this display screen 32.
The gamma curve of the rgb signal that provides according to the client, the gamma curve by the rgb signal on 33 pairs of these display screens 32 of this input equipment carries out correspondence adjustment.
Step S4: the gamma curve of the rgb signal that compiling is adjusted.
After the gamma curve of the rgb signal among the step S3 is adjusted, the program of the gamma curve of the compiling rgb signal by 31 storages of this main frame compiles the gamma curve of this rgb signal of adjusting, compiling finishes, the parameter data that on this display screen 32, shows the gamma curve of the rgb signal that obtains through process of compilation, i.e. GTG value and the pairing brightness value of each GTG value (figure does not show).
Step S5: the parameter data of the gamma curve of the rgb signal that obtains after the burning compiling, and the program of the gamma curve of this rgb signal of compiling of these main frame 31 storages of burning.
The parameter data of the gamma curve by the rgb signal that obtains after this main frame 31 burnings compiling is to this gamma memory 50, and the program of the gamma curve of this rgb signal of compiling of its storage of burning is to this gamma memory 50.When these display device 2 work, compile the then corresponding parameter data of exporting the gamma curve of this rgb signal of program of the gamma curve of this rgb signal.
In step S3, adjust by arbitrary gamma curve on 33 pairs of these display screens 32 of this input equipment, then in step S5, the parameter data that is burnt in this gamma memory 50 by this main frame 31 will correspondingly change.
The principle of work of this display device 2 is as follows:
Extraneous rgb signal is input to the decoding chip 31 of this video signal processing board 30, and the rgb signal that this decoding chip 31 should external world's input is converted to YUV signal and transmits this YUV signal to this convergent-divergent chip 32.This convergent-divergent chip 32 is converted to the TTL signal with this YUV signal and transmits this TTL signal to this demonstration module 40.This time schedule controller 124 receives the parameter data of these gamma memory 50 outputs.When the GTG value of the rgb signal in the TTL signal that this convergent-divergent chip 32 provides is input to this look-up table 126, this time schedule controller 124 is searched the GTG value identical with the GTG value of this input from this look-up table 126, and will the pairing brightness value R1 of this identical GTG value, G1, B1 output to this digital/analog converter 122.125 outputs of this gamma circuit and this brightness value R1, the gamma electric voltage that G1, B1 are corresponding arrive this digital/analog converter 122.This digital/analog converter 122 is a reference voltage with this gamma electric voltage, converts brightness value R1, G1, the B1 of this rgb signal to aanalogvoltage VR, VG, VB, and exports this aanalogvoltage VR, VG, VB to this source electrode driver 123.This source electrode driver 123 converts this aanalogvoltage VR, VG, VB to gray scale voltage and exports this gray scale voltage to this display panel 42 under the control of the source electrode synchronizing signal of these time schedule controller 124 outputs.This gate driver circuit 44 is under the control of the grid synchronizing signal of these time schedule controller 124 outputs, and the output signal is to this display panel 42.This display panel 42 is under the control of this signal and this gray scale voltage, and correspondence is adjusted the color of these display panel 42 shown pictures.
With respect to prior art, the gamma memory 50 of display device 2 of the present invention is connected with this color Adjustment System 3, according to customer requirement, by adjusting the gamma curve of the rgb signal that this color Adjustment System 3 is loaded with, and the parameter recordable data of the gamma curve of the rgb signal of correspondence being adjusted by this color Adjustment System 3 is to this gamma memory 50.This gamma memory 50 with its in advance the stored parameters data offer this display device 2.Therefore, display device 2 of the present invention can realize adjusting separately the represented RGB message of YUV signal according to customer requirement, and then satisfies the color requirement of different clients to these display device 2 shown pictures.
See also Fig. 5, it is to utilize 3 pairs of these display device of this color Adjustment System 2 to realize the color adjustment method process flow diagram of second embodiment that color is adjusted.This color adjustment method may further comprise the steps:
Step S21: start.
Itself carries out initialization process this computer.
Step S22: the gamma curve of the rgb signal of load store.
Operating personnel operate this computer, make the gamma curve (figure does not show) of the rgb signal that loads these main frame 31 storages on this display screen 32.
Step S23: according to customer requirement, the corresponding gamma curve of adjusting the rgb signal on this display screen 32.
The gamma curve of the rgb signal that provides according to the client, the gamma curve by the rgb signal on 33 pairs of these display screens 32 of this input equipment carries out correspondence adjustment.
Step S24: the gamma curve of the rgb signal that compiling is adjusted, and the parameter data that the output process of compilation obtains is to this gamma memory 50.
After the gamma curve of the rgb signal among the step S23 is adjusted, the program of the gamma curve of the compiling rgb signal by 31 storages of this main frame compiles the gamma curve of this rgb signal of adjusting, compiling finishes, the parameter data that on this display screen 32, shows the gamma curve of the rgb signal that obtains through process of compilation, i.e. GTG value and the pairing brightness value of each GTG value (figure does not show).When arbitrary gamma curve on this display screen 32 adjusted, the parameter data that this main frame 31 all can obtain correspondence outputed to this gamma memory 50.Therefore, the color of these display device 2 display frames also correspondingly changes.
Step S25: whether the color that measures these display device 2 display frames satisfies customer requirement.If, execution in step S26; If not, execution in step S23.
Measure the color of these display device 2 display frames by an external optical measuring instrument (figure does not show).This external optical measuring instrument is an independent surveying instrument, and it comprises a display screen.When measuring the color of these display device 2 display frames, this optical measuring instrument does not need to be connected with this display device 2 with this color Adjustment System 3, only need the optical probe head of this optical measuring instrument display panel 42 over against this display device 2, this display device 2 pairing brightness value under whole GTGs can shown on the display screen of this optical measuring instrument, and then obtain the gamma curve of corresponding rgb signal, and the gamma curve of the rgb signal that provides with the client compares respectively.Whether the actual briliancy that operating personnel compare each gamma curve one by one exceeds the briliancy of the corresponding gamma curve that the client provides.
Step S26: the parameter data of the gamma curve of the rgb signal that burning is adjusted, and the program of the gamma curve of this rgb signal of compiling of these main frame 31 storages of burning.
The parameter data that satisfies customer requirement by the color adjustment among this main frame 31 burning step S25 is to this gamma memory 50, and the program of the gamma curve of this rgb signal of compiling of its storage of burning is to this agate storer 50.When these display device 2 work, compile the then corresponding parameter data of exporting the gamma curve of this rgb signal of program of the gamma curve of this rgb signal.
Only, it is described that aforementioned display is not limited to above-mentioned embodiment, for example, this gamma memory 50 also can be an erasable and programable memory (Erasable ProgrammableRead-Only Memory, EPROM).
This gamma memory 50 also can be arranged on the printed circuit board (PCB) (figure does not show), and is electrically connected with this source electrode drive circuit 43 by a flexible circuit board (figure does not show).
Claims (10)
1. display device, it comprises:
One video signal processing board, it is used to receive redness, green and the blue signal of extraneous input, and redness, green and the blue signal of this external world's input are converted to the transistor-transistor logic level signal after this video signal processing board transmission process;
One shows module;
It is characterized in that: this display device also comprises a gamma memory, it is red that this gamma memory is used for storage, the parameter data and the store compiled redness of the gamma curve of green and blue signal, the program of the gamma curve of green and blue signal, wherein, this parameter data and this compiling are red, the program of the gamma curve of green and blue signal is provided by an external system, this demonstration module is used to receive the redness that this gamma memory is stored in advance, the transistor-transistor logic level signal that the parameter data of the gamma curve of green and blue signal and this video signal processing board provide, and then adjust redness in this transistor-transistor logic level signal separately according to customer requirements, green and blue signal.
2. display device as claimed in claim 1, it is characterized in that: this external system is a computer, this computer comprises a main frame, a display screen and an input equipment, this host stores has the gamma curve of redness, green and blue signal and compiles the program of the gamma curve of this redness, green and blue signal, this computer is connected with this gamma memory, and this external system comprises for parameter data that this gamma memory provided with for the generation step of the program of this gamma curve of compiling that this gamma memory provided:
Step 1: itself carries out initialization process this computer;
Step 2: the gamma curve that on this display screen, loads redness, green and the blue signal of this host stores;
Step 3:, adjust the gamma curve of redness, green and blue signal on this display screen respectively by this input equipment correspondence according to customer requirement;
Step 4: the gamma curve of redness, green and blue signal that the program compilation of the gamma curve of compiling redness, green and blue signal by this host stores is adjusted; With
Step 5: the parameter data of the gamma curve by the redness, green and the blue signal that obtain after this main frame burning compiling is to this gamma memory, and the program of the gamma curve of this redness of the compiling of this host stores of burning, green and blue signal is to this gamma memory, wherein, the parameter data of the gamma curve of redness, green and the blue signal that obtains after this compiling comprises GTG value and the pairing brightness value of each GTG value.
3. display device as claimed in claim 2, it is characterized in that: comprise further between this step 4 and this step 5 whether the color that measures this display device display frame by an external optical measuring instrument satisfies the step of customer requirement, if, execution in step five, if not, execution in step three.
4. display device as claimed in claim 1, it is characterized in that: this video signal processing board comprises a decoding chip and a convergent-divergent chip, this demonstration module comprises a chip for driving and a display panel, this decoding chip is used for redness, green and the blue signal of external world's input are converted to brightness, blue difference and red color difference signal, this convergent-divergent chip is used for this brightness, blue difference and red color difference signal are converted to the transistor-transistor logic level signal, and this chip for driving is used to drive this display panel display frame.
5. display device as claimed in claim 4, it is characterized in that: this chip for driving comprises an one source pole driving circuit and a gate driver circuit, this source electrode drive circuit comprises a sequential control die set that is electrically connected successively, one digital/analog converter and one source pole driver, this sequential control module also is electrically connected to this gate driver circuit, for this gate driver circuit provides the grid synchronizing signal, this sequential control module comprises a time schedule controller and a gamma circuit, this time schedule controller comprises a look-up table, this time schedule controller receives the parameter data of this gamma memory output, and export brightness value according to this look-up table and arrive this digital/analog converter, this gamma circuit is connected to this digital/analog converter, and this gamma circuit is used to produce a plurality of gamma electric voltages.
6. display device as claimed in claim 5, it is characterized in that: the redness in the transistor-transistor logic level signal that this convergent-divergent chip provides, when GTG value green and blue signal is input to this time schedule controller, this time schedule controller is searched the GTG value identical with the GTG value of importing from this look-up table, and the pairing brightness value of GTG value that will be identical with this outputs to this digital/analog converter, this digital/analog converter is a reference voltage with these a plurality of gamma electric voltages, will be to should be red, brightness value green and blue signal converts aanalogvoltage to and exports this aanalogvoltage to this source electrode driver.
7. color adjustment method, it adopts the whole system of caidiao opera of the same colour that one display device is realized the color adjustment, this color Adjustment System stores the gamma curve of redness, green and blue signal and compiles the program of the gamma curve of this redness, green and blue signal, this display device comprises a gamma memory, this color Adjustment System is connected with this gamma memory, and this color adjustment method may further comprise the steps:
Step 1: this color Adjustment System itself is carried out initialization process;
Step 2: the gamma curve of the redness of load store, green and blue signal;
Step 3: according to customer requirement, the corresponding gamma curve of adjusting redness, green and the blue signal of this color Adjustment System loading respectively;
Step 4: the gamma curve of redness, green and blue signal that compiling is adjusted; With
Step 5: the parameter data of the gamma curve of redness, green and the blue signal that obtains after the burning compiling is to this gamma memory, and the program of the gamma curve of this redness of compiling, green and the blue signal of this color Adjustment System storage of burning is to this gamma memory.
8. color adjustment method as claimed in claim 7 is characterized in that: this color Adjustment System is a computer, and this computer comprises a main frame, a display screen and an input equipment, wherein:
Gamma curve and the store compiled of step 2 by this host stores redness, green and blue signal should redness, the program of the gamma curve of green and blue signal, and loads the gamma curve of redness, green and the blue signal of this host stores on this display screen;
Step 3 is adjusted according to client's needs the gamma curve of the redness on this display screen, green and blue signal by this input equipment;
The gamma curve of redness, green and blue signal that step 4 is adjusted by the program compilation of the gamma curve of compiling redness, green and the blue signal of this host stores;
The burning action of step 5 is undertaken by main frame.
9. color adjustment method as claimed in claim 7 is characterized in that: this display device further comprises:
One chip for driving, it comprises a time schedule controller that is connected with this gamma memory, this time schedule controller is used for reading the parameter data of gamma curve of the redness that is burnt to this gamma memory, green and the blue signal of this step 5;
One decoding chip, it is used for redness, green and blue signal that the external world is input to this decoding chip are converted to brightness, blue difference and red color difference signal;
One convergent-divergent chip, it is used for this brightness, blue difference and red color difference signal are converted to the transistor-transistor logic level signal; With
One display panel, it is used for display frame;
The time schedule controller of this chip for driving receives this transistor-transistor logic level signal, and adjusts redness, green and blue signal in this transistor-transistor logic level signal separately according to customer requirement.
10. as claim 7 a described color adjustment method, wherein, comprise further between this step 4 and this step 5 whether the color that measures this display device display frame by an external optical measuring instrument satisfies the step of customer requirement, if, execution in step five, if not, execution in step three.
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| CN2008100668347A CN101561991B (en) | 2008-04-18 | 2008-04-18 | Display device and color adjusting method thereof |
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| CN103680446A (en) * | 2013-12-11 | 2014-03-26 | 深圳市华星光电技术有限公司 | Display device |
| TWI543142B (en) | 2014-09-12 | 2016-07-21 | 聯詠科技股份有限公司 | Source driver, operatoin method thereof and driving circuit using the same |
| CN104299556A (en) * | 2014-10-13 | 2015-01-21 | 深圳市华星光电技术有限公司 | Driving circuit and display device |
| CN104486609A (en) * | 2015-01-26 | 2015-04-01 | 南京巨鲨显示科技有限公司 | Color temperature and GAMMA curve tuning and measuring integrated machine-by-machine correction flow |
| CN105187809A (en) * | 2015-10-16 | 2015-12-23 | 京东方科技集团股份有限公司 | Display processing method, display processing device and display device |
| CN209708609U (en) * | 2018-11-14 | 2019-11-29 | 惠科股份有限公司 | Display panel and display device |
| CN109979365B (en) * | 2019-03-22 | 2021-08-06 | 惠科股份有限公司 | Debugging method, driving method of display device and display device |
| CN113178168B (en) * | 2021-04-22 | 2022-09-13 | 晟合微电子(肇庆)有限公司 | Method for inhibiting OLED panel chromatic aberration by utilizing IRC gamma rays |
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| CN1496131A (en) * | 2002-08-29 | 2004-05-12 | ���ǵ�����ʽ���� | Colour saturation control method for RGB colour system |
| EP1469449A1 (en) * | 2002-10-31 | 2004-10-20 | Sony Corporation | Image display and color balance adjusting method therefor |
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| CN1496131A (en) * | 2002-08-29 | 2004-05-12 | ���ǵ�����ʽ���� | Colour saturation control method for RGB colour system |
| EP1469449A1 (en) * | 2002-10-31 | 2004-10-20 | Sony Corporation | Image display and color balance adjusting method therefor |
| JP2004354625A (en) * | 2003-05-28 | 2004-12-16 | Renesas Technology Corp | Self-luminous display device and driving circuit for self-luminous display |
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