CN105185350A - Fractal scanning display control system supporting gamma correction - Google Patents

Fractal scanning display control system supporting gamma correction Download PDF

Info

Publication number
CN105185350A
CN105185350A CN201510610337.9A CN201510610337A CN105185350A CN 105185350 A CN105185350 A CN 105185350A CN 201510610337 A CN201510610337 A CN 201510610337A CN 105185350 A CN105185350 A CN 105185350A
Authority
CN
China
Prior art keywords
module
data
gamma correction
fractal
gamma
Prior art date
Application number
CN201510610337.9A
Other languages
Chinese (zh)
Inventor
季渊
黄长川
冉峰
刘万林
李天�
Original Assignee
上海大学
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 上海大学 filed Critical 上海大学
Priority to CN201510610337.9A priority Critical patent/CN105185350A/en
Publication of CN105185350A publication Critical patent/CN105185350A/en

Links

Abstract

The invention relates to a fractal scanning display control system supporting gamma correction. The fractal scanning display control system is formed in a way that a data processing module and a fractal scanning module are connected with a storage display module. The data processing module is used for acquiring and processing video interface signals and is formed in a way that a video interface is connected with a color processing module via a gamma correction module and is connected with an SRAM read-write control module via a line data counting module. The gamma correction module is used for performing gamma correction on image signals outputted by the video interface. The line data counting module is used for receiving line synchronization signals and field synchronization signals outputted by the video interface and performing line data counting. The fractal scanning module is formed in a way that a fractal scanning sequence generation module is connected with a line and column address generation module. The fractal scanning sequence generation module generates scanning sequences via a state machine. The line and column address generation module is used for processing the scanning sequences outputted by the fractal scanning sequence generation module and generating line and column addresses and then outputting the line and column addresses to a micro-displayer. Display system scanning efficiency can be enhanced and system power consumption can also be reduced.

Description

A kind of fractal scanning display control program supporting Gamma correction

Technical field

The present invention relates to a kind of fractal scanning display control program supporting Gamma correction, comprise data processing module, fractal scanning module and store display module.The present invention is used for display system, improves its scan efficiency, and reduces system power dissipation.

Background technology

At present, Chinese patent, its patent No. is 200620122635.X " the Gamma correction device of LED display ", this device adopts and makes display system export gamma regulated value based on gamma container and gamma curve computing module, the deficiency that this device exists is: this system does not consider memory controller, view data exchange can not be carried out in real time, in addition, Chinese patent, its patent No. is 201110198522.3 " a kind of display control programs ", disclose a kind of display control program, this system and the first display, second display and at least one image output device link, the deficiency that this device exists is: this device does not consider fractal scanning system, display gray scale rank deficient, and each parts most of the time of this system is in idle condition, do not consider the Energy control management of display terminal, the energy ezpenditure of system is large, cruising time is not enough.

Summary of the invention

The object of the invention is to the defect existed for prior art, provide a kind of fractal scanning display control program supporting Gamma correction, this system can not only improve display system scan efficiency, can also reduce system power dissipation.

For achieving the above object, the technical solution used in the present invention is: a kind of fractal scanning display control program supporting Gamma correction, stores display module form by data processing module and fractal scanning model calling.It is characterized in that: data processing module is used for acquisition and processing video interface signal, by video interface through Gamma correction model calling color treatments module, and connect SRAM Read-write Catrol module composition through row data count module, the picture signal that Gamma correction module is used for video interface exports carries out Gamma correction, color data processing module carries out data processing to color of image signal, and row data count module is used for the counting to line data of going forward side by side for receiver, video interface output line synchronizing signal and field sync signal; Described fractal scanning module is made up of fractal scanning sequence generation module connected row column address generation module, fractal scanning sequence generation module produces scanning sequence and bit code sum of subspace code by state machine, and rank addresses generation module is input to the micro-display stored in display module after being used for carrying out processing generation rank addresses to the scanning sequence that fractal scanning sequence generation module exports; Store display module to be made up of data-carrier store connection micro-display, data-carrier store is used for store image information output gray level data to micro-display, and micro-display is for being shown in micro-screen by gradation data.

Above-mentioned a kind ofly support in the fractal scanning display control program of Gamma correction, described video interface is for receiving image frame data, and described video interface is TV radio frequency, AV composite video, S terminal, DVI, VGA or HDMI.

Above-mentioned a kind ofly support in the fractal scanning display control program of Gamma correction, described fractal scanning sequence generation module is used for producing scanning sequence and bit code sum of subspace code by state machine, be made up of through CycloneIV_EP4CE15F17C8N chip view data input, extracted be connected with IFS code sequence of extraction by deblocking, approximate invariant set in CycloneIV_EP4CE15F17C8N chip, IFS code exports and forms.Be linked in sequence by the recovery of IFS code, invariant set F grey iterative generation, image processing and tracking unit and reconstructed image data in CycloneIV_EP4CE15F17C8N chip, view data exports and forms.By described fractal scanning sequence generation module, image compression rate is high, but file size and the image pixel number after compression has nothing to do, and decompression speed is fast, effectively can improve the utilization factor of gray scale scanning, thus raising gray shade scale and image quality.

Above-mentioned a kind ofly support in the fractal scanning display control program of Gamma correction, described color data processing module carries out data processing to color of image signal, connects jtag interface circuit form by data-signal through embedded microprocessor.Jtag interface circuit theory mainly directly carries out artificial debugging and real-time follow-up by jtag interface, and embedded microprocessor is that any one can process the microprocessor of reduced instruction or complicated order, single instrction or multiple instruction, single task or multitask.

Above-mentioned a kind ofly support in the fractal scanning display control program of Gamma correction, described Gamma correction module carries out Gamma correction to video interface signal, be made up of memory controller connection gamma register and gamma computing module, it is characterized in that gamma register, gamma computing module and memory controller are integrated on same integrated chip, gamma register is for storing the parameter relevant to expecting gamma curve, gamma curve computing module is for generating corresponding gamma curve, emphasis of the present invention be in Gamma correction module, devise one can the memory controller of random access gamma container, this memory controller can work as input and latch signal effective time, the data of gamma register are carried out decoding, this decoding data is next expectation gamma parameter, thus the specific gamma correction parameter of random drive.

Above-mentioned a kind ofly support in the fractal scanning display control program of Gamma correction, described micro-display is a kind of miniature display device, comprise silicon based LCD micro-display, silicon-based organic light-emitting micro-display, the luminous micro-display of silicon-based inorganic, the luminous micro-display of non-silicon-based, miniature CRT monitor etc., Diagonal Dimension is generally less than 3.3cm, pixel resolution is not less than 640 × 480, the gray scale of single color component is not less than 32 grades, support binocular 3D application, support brightness, contrast and color saturation adjustment, support Gamma correction, support the picture formats such as monochrome/YCbCr/RGB, support the video standards such as PAL/NTSC/SMPTE, support line by line or interlaced scan mode, support the input modes such as VGA/DVI/RGB.Support fractal scanning function, then answer integrated fractal scanning control module in described picture receiver, in order to produce fractal scanning control signal, raw more than the 256 grades gray-scale Control signals of shape drive micro-displays.

Above-mentioned a kind ofly support in the fractal scanning display control program of Gamma correction, described SRAM Read-write Catrol module is to for the synchronizing signal in receiver, video interface and pixel clock signal, and by mixed valid data write SRAM memory, also for reading the effective data packets stored from SRAM Read-write Catrol module, comprise status register, control register, clock generator, control register comprises for configuring the stored configuration unit needing to store trace information processor, and control the startup of SRAM controller and the switch control unit of time-out, status register comprises for indicating the packet number status unit being stored to effective data packets number in SRAM memory.

Above-mentioned a kind ofly support in the fractal scanning display control program of Gamma correction, the scanning sequence that described rank addresses generation module is used for fractal scanning sequence generation module exports processes and produces rank addresses, comprise data register, rank addresses generator, data decoder, data register is used for storing the bit code that fractal scanning sequence generation module exports, subspace code, blanking code in sequence and last code value, rank addresses generator is for generation of the rank addresses of data, data decoder is used for carrying out decoding to rank addresses and exporting to data-carrier store.

Above-mentioned a kind ofly support in the fractal scanning display control program of Gamma correction, described row data count module is used for receiver, video interface and exports line synchronizing signal and field sync signal, row synchronous counting signal is obtained and pixel address signal exports to SRAM Read-write Catrol module after process, comprise row data counter, address register, frequency divider, row data counter is used for counting the row of line synchronizing signal, address register is used for depositing the coordinate address of current pixel point, and frequency divider is used for the clock signal of carrying out needed for frequency division acquisition to clock signal of system.

Above-mentioned a kind ofly support in the fractal scanning display control program of Gamma correction, described data storage controller is used for storing the color data that SRAM Read-write Catrol module exports rank addresses and the color treatments module output writing data address and the output of rank addresses generation module, and output gray level data are to micro-display 32 module, this data-carrier store can be a kind of volatile memory or volatile memory, and storage space is at least 512M.

Described a kind of support can also comprise power management module 4 in the fractal scanning display control program of Gamma correction, for cutting off the power supply of video interface 11, Gamma correction 12, row data generating module 13 and SRAM Read-write Catrol module 15 between at one's leisure.Described power management module 4 can also cut off the power supply of fractal scanning sequence generation module 21, second online data processor rank addresses generation module 22, memory RAM and micro-display when system idles.Described power management module 27 is controlled by the embedded microprocessor in color treatments module.

Described a kind of support can also comprise interruptable controller 5 for controlling interruption in the fractal scanning display control program of Gamma correction, when Gamma correction 12, row data processing module 13, color data processing module 14, SRAM Read-write Catrol module 15, fractal scanning sequence generation module 21, rank addresses generation module 22 send effective look-at-me, response made by described interruptable controller 5 in time informed embed microsever.

A kind of fractal scanning display control program supporting Gamma correction provided by the invention compared with prior art, has following outstanding substantive distinguishing features and remarkable advantage:

The present invention adopts and a kind ofly supports that Gamma correction is divided into two steps and carries out by the fractal scanning display control program of Gamma correction, overcome flat-panel monitor and show problem of dtmf distortion DTMF existing when being applicable to the video source of Traditional CRT Display figure, and the nonlinear problem of human eye brightness sensation, there is the not high problem of scan efficiency in traditional flat pannel display gray scale scanning, fractal scanning method effectively solves this problem as a kind of brand-new flat pannel display scan method, scan efficiency reaches 100%, because the system most of the time is in idle condition, pass through power management module, can cutting system idle time power supply, further reduce system power dissipation, extend cruising time.

Accompanying drawing explanation

Fig. 1 is a kind of fractal scanning display control program structural representation supporting Gamma correction in a preferred embodiment of the present invention.

Fig. 2 is a kind of fractal scanning display control program structural representation supporting Gamma correction in another preferred embodiment of the present invention.

Fig. 3 is a kind of fractal scanning display control program structural representation supporting Gamma correction in another preferred embodiment of the present invention.

Fig. 4 is the structural representation of fractal scanning sequence generation module of the present invention.

Embodiment

Be further described below in conjunction with the technical scheme of accompanying drawing to preferred embodiment of the present invention:

Embodiment one:

With reference to figure 1, a kind of in a preferred embodiment of the present invention supports the fractal scanning display control program of Gamma correction: to be connected with fractal scanning module (2) by data processing module (1) and to store display module (3) and form.It is characterized in that: data processing module (1) is for acquisition and processing video interface signal, color treatments module (14) is connected through Gamma correction module (12) by video interface (11), and connect SRAM Read-write Catrol module (15) formation through row data count module (13), Gamma correction module (12) carries out Gamma correction for the picture signal exported video interface, color data processing module (14) carries out data processing to color of image signal, row data count module (13) is for the counting to line data of going forward side by side for receiver, video interface output line synchronizing signal and field sync signal, described fractal scanning module (2) is made up of fractal scanning sequence generation module (21) connected row column address generation module (22), fractal scanning sequence generation module (21) produces scanning sequence and bit code sum of subspace code by state machine, and rank addresses generation module 22 is input to the micro-display (32) stored in display module (3) after carrying out processing generation rank addresses for the scanning sequence exported fractal scanning sequence generation module (22), storage display module (3) connects micro-display (32) by data-carrier store (31) and forms, data-carrier store (31) is for store image information output gray level data to micro-display (32), and micro-display (32) is for being shown in micro-screen by gradation data.

Embodiment two:

Above-mentioned a kind ofly support in the fractal scanning display control program of Gamma correction, described Gamma correction module (12) carries out Gamma correction to video interface signal, be made up of memory controller (121) connection gamma register (122) and gamma computing module (123), it is characterized in that gamma register, gamma computing module and memory controller are integrated on same integrated chip, gamma register is for storing the parameter relevant to expecting gamma curve, gamma curve computing module is for generating corresponding gamma curve, emphasis of the present invention be in Gamma correction module, devise one can the memory controller of random access gamma container, this memory controller can work as input and latch signal effective time, the data of gamma register are carried out decoding, this decoding data is next expectation gamma parameter, thus the specific gamma correction parameter of random drive.

Above-mentioned a kind ofly support in the fractal scanning display control program of Gamma correction, described rank addresses generation module (22) processes for the scanning sequence exported fractal scanning sequence generation module (21) and produces rank addresses, comprise data register, rank addresses generator, data decoder, data register is used for storing the bit code that fractal scanning sequence generation module exports, subspace code, blanking code in sequence and last code value, rank addresses generator is for generation of the rank addresses of data, data decoder is used for carrying out decoding to rank addresses and exporting to data-carrier store.

Above-mentioned a kind ofly support in the fractal scanning display control program of Gamma correction, described SRAM Read-write Catrol module (15) is to for the synchronizing signal in receiver, video interface and pixel clock signal, and by mixed valid data write SRAM memory, also for reading the effective data packets stored from SRAM Read-write Catrol module, comprise status register, control register, clock generator, control register comprises for configuring the stored configuration unit needing to store trace information processor, and control the startup of SRAM controller and the switch control unit of time-out, status register comprises for indicating the packet number status unit being stored to effective data packets number in SRAM memory.

Above-mentioned a kind ofly support in the fractal scanning display control program of Gamma correction, described micro-display (32) is a kind of miniature display device, comprise silicon based LCD micro-display, silicon-based organic light-emitting micro-display, the luminous micro-display of silicon-based inorganic, the luminous micro-display of non-silicon-based, miniature CRT monitor etc., Diagonal Dimension is generally less than 3.3cm, pixel resolution is not less than 640 × 480, the gray scale of single color component is not less than 32 grades, support binocular 3D application, support brightness, contrast and color saturation adjustment, support Gamma correction, support the picture formats such as monochrome/YCbCr/RGB, support the video standards such as PAL/NTSC/SMPTE, support line by line or interlaced scan mode, support the input modes such as VGA/DVI/RGB.Support fractal scanning function, then answer integrated fractal scanning control module in described picture receiver, in order to produce fractal scanning control signal, raw more than the 256 grades gray-scale Control signals of shape drive micro-displays.

Above-mentioned a kind ofly support in the fractal scanning display control program of Gamma correction, described color data processing module (14) carries out data processing to color of image signal, connects jtag interface circuit form by data-signal through embedded microprocessor.Jtag interface circuit theory mainly directly carries out artificial debugging and real-time follow-up by jtag interface, and embedded microprocessor is that any one can process the microprocessor of reduced instruction or complicated order, single instrction or multiple instruction, single task or multitask.

Embodiment three:

The present embodiment is substantially identical with embodiment one, and special feature is as follows:

With reference to figure 2, a kind of described in the present embodiment supports that the fractal scanning display control program of Gamma correction also comprises power management module (4), for cutting off the power supply of video interface 11, Gamma correction 12, row data generating module 13 and SRAM Read-write Catrol module 15 between at one's leisure.Described power management module 4 can also cut off the power supply of fractal scanning sequence generation module 21, second online data processor rank addresses generation module 22, memory RAM and micro-display when system idles.Described power management module 27 is controlled by the embedded microprocessor in color treatments module.

Embodiment four:

The present embodiment is substantially identical with embodiment one, and special feature is as follows:

With reference to figure 3, a kind of described in the present embodiment supports that the fractal scanning display control program of Gamma correction also comprises interruptable controller 5 and interrupts for controlling, when Gamma correction 12, row data processing module 13, color data processing module 14, SRAM Read-write Catrol module 15, fractal scanning sequence generation module 21, rank addresses generation module 22 send effective look-at-me, response made by described interruptable controller 5 in time informed embed microsever.

Claims (12)

1. support the fractal scanning display control program of Gamma correction for one kind, be connected storage display module (3) by data processing module (1) with fractal scanning module (2) to form, it is characterized in that: described data processing module (1) is for acquisition and processing video interface signal, color treatments module (14) is connected through Gamma correction module (12) by video interface (11), and connect SRAM Read-write Catrol module (15) formation through row data count module (13), Gamma correction module (12) carries out Gamma correction for the picture signal exported video interface (11), color data processing module (14) carries out data processing to color of image signal, row data count module (13) is for the counting to line data of going forward side by side for receiver, video interface (11) output line synchronizing signal and field sync signal, described fractal scanning module (2) is made up of fractal scanning sequence generation module (21) connected row column address generation module (22), fractal scanning sequence generation module (21) produces scanning sequence and bit code sum of subspace code by state machine, and rank addresses generation module (22) is input to the micro-display (32) stored in display module (3) after carrying out processing generation rank addresses for the scanning sequence exported fractal scanning sequence generation module (21), store display module (3) to be made up of data-carrier store (31) connection micro-display (32), data-carrier store (31) is for store image information output gray level data to micro-display (32), and micro-display (32) is for being shown in micro-screen by gradation data.
2. the fractal scanning display control program of Gamma correction according to claim 1, it is characterized in that: described fractal scanning sequence generation module (21) is for producing scanning sequence and bit code sum of subspace code by state machine, be made up of through CycloneIV_EP4CE15F17C8N chip view data input, by deblocking in CycloneIV_EP4CE15F17C8N chip, approximate invariant set extracts and is connected with IFS code sequence of extraction, IFS code exports and forms, recovered by IFS code in CycloneIV_EP4CE15F17C8N chip, invariant set F grey iterative generation, image processing and tracking unit and reconstructed image data are linked in sequence, view data exports and forms, by described fractal scanning sequence generation module (21), image compression rate is high, but file size and the image pixel number after compression has nothing to do, and decompression speed is fast, can effectively improve gray scale scanning utilization factor, thus raising gray shade scale and image quality.
3. a kind of fractal scanning display control program supporting Gamma correction according to claim 1, it is characterized in that: described video interface (11) for receiving image frame data, described video interface (11) is TV radio frequency, AV composite video, S terminal, DVI, VGA or HDMI.
4. the fractal scanning display control program of Gamma correction according to claim 1, it is characterized in that: described color data processing module (14) carries out data processing to color of image signal, connect jtag interface circuit (142) by data-signal through embedded microprocessor (141) and form; Jtag interface circuit (142) principle mainly directly carries out artificial debugging and real-time follow-up by jtag interface, and embedded microprocessor (141) can process the microprocessor of reduced instruction or complicated order, single instrction or multiple instruction, single task or multitask for any one.
5. the fractal scanning display control program of Gamma correction according to claim 1, it is characterized in that: described Gamma correction module (12) carries out Gamma correction to video interface signal (11), be made up of gamma controller (121) connection gamma register (122) and gamma arithmetical unit (123), gamma controller (121), gamma register (122) and memory controller (123) are integrated on same integrated chip, gamma register (122) is for storing the parameter relevant to expecting gamma curve, gamma curve counter (123) is for generating corresponding gamma curve, having in Gamma correction module (12) can the gamma controller (121) of random access gamma register (122), this gamma controller (121) can work as input and latch signal effective time, the data of gamma register are carried out decoding, this decoding data is next expectation gamma parameter, thus the specific gamma correction parameter of random drive.
6. the fractal scanning display control program of Gamma correction according to claim 1, it is characterized in that: described micro-display (32) is a kind of miniature display device, silicon based LCD micro-display can be adopted, silicon-based organic light-emitting micro-display, the luminous micro-display of silicon-based inorganic, in the luminous micro-display of non-silicon-based and miniature CRT monitor any one, Diagonal Dimension is less than 3.3cm, pixel resolution is not less than 640 × 480, the gray scale of single color component is not less than 32 grades, support binocular 3D application, support brightness, contrast and color saturation adjustment, support Gamma correction, support monochromatic YCbCr/RGB picture format, support PAL/NTSC/SMPTE video standard, support line by line or interlaced scan mode, support VGA/DVI/RGB input mode.
7. a kind of fractal scanning display control program supporting Gamma correction according to claim 1, it is characterized in that: described SRAM Read-write Catrol module (15) is for the synchronizing signal in receiver, video interface (11) and pixel clock signal, and by mixed valid data write SRAM memory, also for reading the effective data packets stored from SRAM Read-write Catrol module, comprise status register, control register, clock generator, control register comprises for configuring the stored configuration unit needing to store trace information processor, and control the startup of SRAM controller and the switch control unit of time-out, status register comprises for indicating the packet number status unit being stored to effective data packets number in SRAM memory.
8. a kind of fractal scanning display control program supporting Gamma correction according to claim 1, it is characterized in that: described rank addresses generation module (22) processes for the scanning sequence exported fractal scanning sequence generation module and produces rank addresses, comprise data register, rank addresses generator, data decoder and data register are used for storing the bit code that fractal scanning sequence generation module exports, subspace code, blanking code in sequence and last code value, rank addresses generator is for generation of the rank addresses of data, data decoder is used for carrying out decoding to rank addresses and exporting to data-carrier store (31).
9. a kind of fractal scanning display control program supporting Gamma correction according to claim 1, it is characterized in that: described row data count module (13) exports line synchronizing signal and field sync signal for receiver, video interface, row synchronous counting signal is obtained and pixel address signal exports to SRAM Read-write Catrol module (15) after process, comprise row data counter, address register and frequency divider, row data counter is used for counting the row of line synchronizing signal, address register is used for depositing the coordinate address of current pixel point, frequency divider is used for the clock signal of carrying out needed for frequency division acquisition to clock signal of system.
10. a kind of fractal scanning display control program supporting Gamma correction according to claim 1, it is characterized in that: described data storage controller (31) is used for storing the color data that SRAM Read-write Catrol module (15) exports rank addresses and the color treatments module output writing data address and the output of rank addresses generation module, and output gray level data are to micro-display (32) module, this data-carrier store (31) is a kind of volatile memory or volatile memory, and storage space is at least 512M.
11. a kind of fractal scanning display control programs supporting Gamma correction according to claim 1, it is characterized in that: described a kind of support can also include power management module (4) in the fractal scanning display control program of Gamma correction, for cutting off the power supply of video interface (11), Gamma correction (12), row data generating module (13) and SRAM Read-write Catrol module (15) between at one's leisure; Described power management module (4) also can cut off the power supply of fractal scanning sequence generation module (21), rank addresses generation module (22), data-carrier store (31) and micro-display (32) when system idles.
12. a kind of fractal scanning display control programs supporting Gamma correction according to claim 1, it is characterized in that: also comprise interruptable controller (5), interrupt for controlling, when Gamma correction (12), row data processing module (13), color data processing module (14), SRAM Read-write Catrol module (15), fractal scanning sequence generation module (21), rank addresses generation module (22) send effective look-at-me, described interruptable controller (5) notifies that the people's embedded microprocessor in color treatments module makes response in time.
CN201510610337.9A 2015-09-23 2015-09-23 Fractal scanning display control system supporting gamma correction CN105185350A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510610337.9A CN105185350A (en) 2015-09-23 2015-09-23 Fractal scanning display control system supporting gamma correction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510610337.9A CN105185350A (en) 2015-09-23 2015-09-23 Fractal scanning display control system supporting gamma correction

Publications (1)

Publication Number Publication Date
CN105185350A true CN105185350A (en) 2015-12-23

Family

ID=54907382

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510610337.9A CN105185350A (en) 2015-09-23 2015-09-23 Fractal scanning display control system supporting gamma correction

Country Status (1)

Country Link
CN (1) CN105185350A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017190426A1 (en) * 2016-05-04 2017-11-09 深圳市华星光电技术有限公司 System for use in in-line adjustment of gamma code of liquid crystal panel

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2215935B (en) * 1988-03-17 1992-12-16 British Broadcasting Corp The use of interlace in fractal scanning
CN1328318A (en) * 2000-06-09 2001-12-26 上海大学 Time-space mapping scan method of flat display
CN1892302A (en) * 2005-06-30 2007-01-10 Lg.菲利浦Lcd株式会社 Gamma correction device, gamma correction method thereof, and liquid crystal display device using the same
CN101227622A (en) * 2007-01-17 2008-07-23 华为技术有限公司 Method , system and device for gamma correction

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2215935B (en) * 1988-03-17 1992-12-16 British Broadcasting Corp The use of interlace in fractal scanning
CN1328318A (en) * 2000-06-09 2001-12-26 上海大学 Time-space mapping scan method of flat display
CN1892302A (en) * 2005-06-30 2007-01-10 Lg.菲利浦Lcd株式会社 Gamma correction device, gamma correction method thereof, and liquid crystal display device using the same
CN101227622A (en) * 2007-01-17 2008-07-23 华为技术有限公司 Method , system and device for gamma correction

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
冉峰 等: "平板显示分形扫描的伽马校正", 《液晶与显示》 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017190426A1 (en) * 2016-05-04 2017-11-09 深圳市华星光电技术有限公司 System for use in in-line adjustment of gamma code of liquid crystal panel
US10147385B2 (en) 2016-05-04 2018-12-04 Shenzhen China Star Optoelectronics Technology Co., Ltd Online gamma adjustment system of liquid crystal

Similar Documents

Publication Publication Date Title
US10339891B2 (en) Video frame rate compensation through adjustment of vertical blanking
US9786255B2 (en) Dynamic frame repetition in a variable refresh rate system
CN104145242B (en) Cable with fade and hot plug features
CN101620840B (en) Power efficient high frequency display with motion blur mitigation
CN101982978B (en) System and method for controlling stereo glasses shutters
US7737930B2 (en) Image signal display apparatus
US8884977B2 (en) Panel self refreshing with changing dynamic refresh rate
KR101727792B1 (en) Control method, device and system for receiving device and video refresh frequency
CN105096797B (en) For the adaptive jitter of the dependence refresh rate of variable refresh rate display
US8248425B2 (en) Optimization of memory bandwidth in a multi-display system
CN1263282C (en) Apparatus for and method of interfacing between an image sensor and an image processor
DE112012002422T5 (en) System and method for dynamically configuring a serial data link in a display device
CN101501745B (en) Image processing apparatus, display apparatus, and image displaying system
US8026919B2 (en) Display controller, graphics processor, rendering processing apparatus, and rendering control method
US20150279334A1 (en) Method and apparatus for reducing power usage during video presentation on a display
US20070229395A1 (en) System, method, and computer program product for controlling stereo glasses shutters
CN100362562C (en) Digital OSD controller based on FRGA
CN105554423B (en) A kind of display device and television set
CN101217022B (en) A LED display screen display calibration system and calibration method
CN101516015B (en) Multi-path video data acquiring, processing and transmitting method
US8558841B2 (en) Register configuration control device, register configuration control method, and program for implementing the method
JP2011090079A (en) Display device, display method and computer program
KR20080080040A (en) Image display apparatus and electronic apparatus
CN105047138A (en) Driving system of display device and driving circuit suitable for OLED
CN100571409C (en) Image processing system, display unit and image processing method

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20151223