JP2014071184A5 - - Google Patents

Download PDF

Info

Publication number
JP2014071184A5
JP2014071184A5 JP2012215717A JP2012215717A JP2014071184A5 JP 2014071184 A5 JP2014071184 A5 JP 2014071184A5 JP 2012215717 A JP2012215717 A JP 2012215717A JP 2012215717 A JP2012215717 A JP 2012215717A JP 2014071184 A5 JP2014071184 A5 JP 2014071184A5
Authority
JP
Japan
Prior art keywords
correction value
video display
video
value data
luminance correction
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2012215717A
Other languages
Japanese (ja)
Other versions
JP2014071184A (en
JP6080456B2 (en
Filing date
Publication date
Application filed filed Critical
Priority to JP2012215717A priority Critical patent/JP6080456B2/en
Priority claimed from JP2012215717A external-priority patent/JP6080456B2/en
Publication of JP2014071184A publication Critical patent/JP2014071184A/en
Publication of JP2014071184A5 publication Critical patent/JP2014071184A5/ja
Application granted granted Critical
Publication of JP6080456B2 publication Critical patent/JP6080456B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Description

この発明に係る映像表示装置は、
映像スクリーンに用いられる、複数個の発光表示素子で構成される表示素子群と該表示素子群への信号を駆動する表示素子ドライバとを備えた複数の映像表示パネル、
前記映像スクリーンに表示される映像信号データを一時的に記憶する映像メモリと、
前記表示素子群を構成する前記発光表示素子ごとの輝度のばらつきを補正する輝度補正値データを一時的に記憶する輝度補正値メモリと、
前記映像メモリに記憶された前記映像信号データおよび前記輝度補正値メモリに記憶された前記輝度補正値データを演算して前記映像表示パネルを駆動するためのドライバ駆動データを生成する演算制御器と、
前記複数の映像表示パネル用に一括してまとめられた前記輝度補正値データを記憶する不揮発性メモリと、
前記映像表示パネルとの間で前記輝度補正値データを送受信するための制御装置であるマイコンと、を有する制御ユニット、
を備えた映像表示装置であって、
当該映像表示装置の外部から送信される信号を用いて前記不揮発性メモリに輝度補正値データを書き込むように構成したものである。
The video display device according to the present invention is:
A plurality of video display panels comprising a display element group composed of a plurality of light emitting display elements and a display element driver for driving a signal to the display element group , used in a video screen
A video memory for temporarily storing video signal data displayed on the video screen;
A luminance correction value memory for temporarily storing luminance correction value data for correcting variations in luminance for each of the light emitting display elements constituting the display element group;
An arithmetic controller for calculating the video signal data stored in the video memory and the luminance correction value data stored in the luminance correction value memory to generate driver driving data for driving the video display panel;
A non-volatile memory for storing the brightness correction value data collectively for the plurality of video display panels;
A control unit having a microcomputer that is a control device for transmitting and receiving the brightness correction value data to and from the video display panel;
A video display device comprising:
The brightness correction value data is written in the nonvolatile memory using a signal transmitted from the outside of the video display device.

Claims (4)

映像スクリーンに用いられる、複数個の発光表示素子で構成される表示素子群と該表示素子群への信号を駆動する表示素子ドライバとを備えた複数の映像表示パネル、
前記映像スクリーンに表示される映像信号データを一時的に記憶する映像メモリと、
前記表示素子群を構成する前記発光表示素子ごとの輝度のばらつきを補正する輝度補正値データを一時的に記憶する輝度補正値メモリと、
前記映像メモリに記憶された前記映像信号データおよび前記輝度補正値メモリに記憶された前記輝度補正値データを演算して前記映像表示パネルを駆動するためのドライバ駆動データを生成する演算制御器と、
前記複数の映像表示パネル用に一括してまとめられた前記輝度補正値データを記憶する不揮発性メモリと、
前記映像表示パネルとの間で前記輝度補正値データを送受信するための制御装置であるマイコンと、を有する制御ユニット、
を備えた映像表示装置であって、
当該映像表示装置の外部から送信される信号を用いて前記不揮発性メモリに輝度補正値データを書き込むことを特徴とする映像表示装置。 A plurality of video display panels comprising a display element group composed of a plurality of light emitting display elements and a display element driver for driving a signal to the display element group , used in a video screen
A video memory for temporarily storing video signal data displayed on the video screen;
A luminance correction value memory for temporarily storing luminance correction value data for correcting variations in luminance for each of the light emitting display elements constituting the display element group;
An arithmetic controller for calculating the video signal data stored in the video memory and the luminance correction value data stored in the luminance correction value memory to generate driver driving data for driving the video display panel;
A non-volatile memory for storing the brightness correction value data collectively for the plurality of video display panels;
A control unit having a microcomputer that is a control device for transmitting and receiving the brightness correction value data to and from the video display panel;
A video display device comprising:
A video display device, wherein brightness correction value data is written in the nonvolatile memory using a signal transmitted from the outside of the video display device. 前記映像表示パネルの輝度補正値データをファイルした輝度補正値ファイルから、任意のデータを取り出してフォーマットする書込みツールをさらに有し、当該書込みツールにより、各映像表示パネルの輝度補正値データを割り当てて規則的に実装した映像表示モジュールを作成し、当該映像表示モジュールごとに前記制御ユニットを配置し、当該制御ユニットにより複数の映像表示モジュールを駆動することを特徴とする請求項１に記載の映像表示装置。 It further has a writing tool for extracting and formatting arbitrary data from the luminance correction value file filed with the luminance correction value data of the video display panel, and assigning the luminance correction value data of each video display panel by the writing tool. The video display module according to claim 1, wherein a video display module regularly mounted is created, the control unit is arranged for each video display module, and a plurality of video display modules are driven by the control unit. apparatus. 前記映像表示パネルの輝度補正値データを変更した場合に、前記輝度補正値ファイルへ変更した情報をフィードバックし、最新の前記輝度補正値ファイルを生成しておくことを特徴とする請求項２に記載の映像表示装置。 3. The latest brightness correction value file is generated by feeding back the changed information to the brightness correction value file when the brightness correction value data of the video display panel is changed. Video display device. 前記制御ユニットを複数有する前記映像スクリーンが設置された後、前記映像表示パネル全体の輝度補正値データを、一括して前記複数の制御ユニットへ書込むことを特徴とする請求項２または請求項３に記載の映像表示装置。 4. The luminance correction value data of the entire video display panel is collectively written to the plurality of control units after the video screen having a plurality of the control units is installed. The video display device described in 1.
JP2012215717A 2012-09-28 2012-09-28 Video display device Active JP6080456B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2012215717A JP6080456B2 (en) 2012-09-28 2012-09-28 Video display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012215717A JP6080456B2 (en) 2012-09-28 2012-09-28 Video display device

Publications (3)

Publication Number Publication Date
JP2014071184A JP2014071184A (en) 2014-04-21
JP2014071184A5 true JP2014071184A5 (en) 2015-10-15
JP6080456B2 JP6080456B2 (en) 2017-02-15

Family

ID=50746469

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012215717A Active JP6080456B2 (en) 2012-09-28 2012-09-28 Video display device

Country Status (1)

Country Link
JP (1) JP6080456B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11557264B2 (en) * 2019-04-10 2023-01-17 Hefei Reliance Memory Limited Display driver system with embedded non-volatile memory

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06236161A (en) * 1993-02-09 1994-08-23 Sony Corp Display device for color picture
JP3417326B2 (en) * 1999-01-29 2003-06-16 日亜化学工業株式会社 LED display device and control method of LED display device using the same
JP2003202838A (en) * 2001-10-31 2003-07-18 Matsushita Electric Ind Co Ltd Display device
JP2005031493A (en) * 2003-07-08 2005-02-03 Sankyo Kk Flat-panel display device and method for adjusting flat-panel display device
JP2005345888A (en) * 2004-06-04 2005-12-15 Seiko Epson Corp Electro-optical device and control method thereof, image processor, and electronic appliance
JP4738903B2 (en) * 2005-06-08 2011-08-03 三菱電機株式会社 Image display device and control method thereof
JP4753661B2 (en) * 2005-08-16 2011-08-24 シャープ株式会社 Display device
JP2008046375A (en) * 2006-08-16 2008-02-28 Toshiba Corp Display device and display method
JP2009058662A (en) * 2007-08-30 2009-03-19 Seiko Epson Corp Image display system and image display method
JP5280948B2 (en) * 2009-06-25 2013-09-04 三菱電機株式会社 Image display device, light intensity correction data generation device, and light intensity correction data generation method

Similar Documents

Publication Publication Date Title
EP2955710A3 (en) Pixel, display device including the pixel, and method of driving the display device
EP3038091A3 (en) Organic light emitting diode display and method for sensing characteristic thereof
EP2993664A3 (en) Display apparatus, display control method, and display method
JP2016038581A5 (en) Display device
BR112015028306A2 (en) device, method for controlling a lighting property of a lighting unit of a plurality of lighting units by means of the device, computer program, record carrier, device usage, and lighting system
JP2011118437A5 (en)
TW200610429A (en) Method and apparatus for uniformity and brightness correction in an oled display
TW200731192A (en) Image display device, electronic apparatus, portable apparatus, and image display method
JP2009162952A5 (en)
JP2012237982A5 (en)
EP2466577A3 (en) Display device, control method of display device and electronic apparatus
JP2010153363A5 (en)
EP2889860A3 (en) Organic light emitting diode display device and method of driving the same
JP2014132286A5 (en)
GB201220434D0 (en) Flat Panel Display Device
EP3038090A3 (en) Organic light emitting display and method of driving the same
JP2015108695A5 (en)
JP2012084063A5 (en)
JP2016172397A5 (en) Information processing apparatus, control method therefor, and program
JP2011048043A5 (en)
JP2015533000A5 (en)
JP2014071184A5 (en)
JP2017083625A5 (en) Display driver and display device
TW200744055A (en) Organic light emitting display device and power supply unit for the same
KR101654082B1 (en) Method for Control Brightness of Unit Module of Electronic Display and Apparatus therof