CN1705970A - 视频电路 - Google Patents
视频电路 Download PDFInfo
- Publication number
- CN1705970A CN1705970A CN03819664.6A CN03819664A CN1705970A CN 1705970 A CN1705970 A CN 1705970A CN 03819664 A CN03819664 A CN 03819664A CN 1705970 A CN1705970 A CN 1705970A
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- CN
- China
- Prior art keywords
- circuit
- access memory
- random access
- value
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- 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.)
- Pending
Links
- 238000012937 correction Methods 0.000 claims abstract description 64
- 238000011002 quantification Methods 0.000 claims description 10
- 230000008859 change Effects 0.000 claims description 6
- 230000015654 memory Effects 0.000 abstract description 7
- 238000012545 processing Methods 0.000 abstract description 3
- 230000007704 transition Effects 0.000 abstract 1
- 238000013139 quantization Methods 0.000 description 48
- 230000006870 function Effects 0.000 description 25
- 238000000034 method Methods 0.000 description 15
- 230000008569 process Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 11
- 238000001914 filtration Methods 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 8
- 230000002349 favourable effect Effects 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 3
- 244000227633 Ocotea pretiosa Species 0.000 description 2
- 235000004263 Ocotea pretiosa Nutrition 0.000 description 2
- 238000007792 addition Methods 0.000 description 2
- 230000014509 gene expression Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000001915 proofreading effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 241000894007 species Species 0.000 description 1
Images
Classifications
-
- 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
- G09G3/2007—Display of intermediate tones
- G09G3/2059—Display of intermediate tones using error diffusion
-
- 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
- G09G3/2007—Display of intermediate tones
- G09G3/2018—Display of intermediate tones by time modulation using two or more time intervals
- G09G3/2022—Display of intermediate tones by time modulation using two or more time intervals using sub-frames
-
- 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
- G09G3/28—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 luminous gas-discharge panels, e.g. plasma panels
- G09G3/288—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 luminous gas-discharge panels, e.g. plasma panels using AC panels
- G09G3/291—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 luminous gas-discharge panels, e.g. plasma panels using AC panels controlling the gas discharge to control a cell condition, e.g. by means of specific pulse shapes
- G09G3/294—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 luminous gas-discharge panels, e.g. plasma panels using AC panels controlling the gas discharge to control a cell condition, e.g. by means of specific pulse shapes for lighting or sustain discharge
- G09G3/2948—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 luminous gas-discharge panels, e.g. plasma panels using AC panels controlling the gas discharge to control a cell condition, e.g. by means of specific pulse shapes for lighting or sustain discharge by increasing the total sustaining time with respect to other times in the frame
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/20—Circuitry for controlling amplitude response
- H04N5/202—Gamma control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/66—Transforming electric information into light information
- H04N5/70—Circuit details for electroluminescent devices
-
- 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
- G09G2320/0271—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping
-
- 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
- G09G2320/0271—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping
- G09G2320/0276—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping for the purpose of adaptation to the characteristics of a display device, i.e. gamma correction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
- H04N7/0117—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving conversion of the spatial resolution of the incoming video signal
- H04N7/012—Conversion between an interlaced and a progressive signal
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Plasma & Fusion (AREA)
- Picture Signal Circuits (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Transforming Electric Information Into Light Information (AREA)
Abstract
Description
Claims (12)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02078419.5 | 2002-08-19 | ||
EP02078419 | 2002-08-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN1705970A true CN1705970A (zh) | 2005-12-07 |
Family
ID=31725470
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN03819664.6A Pending CN1705970A (zh) | 2002-08-19 | 2003-07-24 | 视频电路 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8537076B2 (zh) |
EP (1) | EP1565901A2 (zh) |
JP (1) | JP2005536924A (zh) |
CN (1) | CN1705970A (zh) |
AU (1) | AU2003249428A1 (zh) |
WO (1) | WO2004017287A2 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101729762B (zh) * | 2008-10-22 | 2012-12-05 | 索尼株式会社 | 图像处理设备和图像处理方法 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1439517A1 (en) * | 2003-01-10 | 2004-07-21 | Deutsche Thomson-Brandt Gmbh | Method and device for processing video data for display on a display device |
CN100428292C (zh) * | 2004-05-12 | 2008-10-22 | 钰创科技股份有限公司 | 提供亮度值至一显示器的显示控制器、***及其实现方法 |
KR100634731B1 (ko) * | 2005-01-11 | 2006-10-16 | 엘지전자 주식회사 | 플라즈마 디스플레이 패널의 화상처리 장치 및 화상처리방법 |
CN101123667B (zh) * | 2006-08-11 | 2010-05-12 | 致伸科技股份有限公司 | 图像处理方法与装置 |
KR20080048894A (ko) * | 2006-11-29 | 2008-06-03 | 엘지전자 주식회사 | 평판표시장치 및 그 구동방법 |
JP4922091B2 (ja) * | 2007-07-23 | 2012-04-25 | ルネサスエレクトロニクス株式会社 | 映像信号処理装置、映像信号処理方法及び表示装置 |
JP2009081812A (ja) * | 2007-09-27 | 2009-04-16 | Nec Electronics Corp | 信号処理装置および信号処理方法 |
KR20100039743A (ko) * | 2008-10-08 | 2010-04-16 | 삼성전자주식회사 | 디스플레이 장치 및 디스플레이 방법 |
Family Cites Families (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2941913B2 (ja) * | 1990-09-04 | 1999-08-30 | キヤノン株式会社 | 画像信号記録装置 |
US5323247A (en) | 1990-12-04 | 1994-06-21 | Research Corporation Technologies | Method and apparatus for halftoning and inverse halftoning and the transmission of such images |
US5341228A (en) | 1990-12-04 | 1994-08-23 | Research Corporation Technologies | Method and apparatus for halftone rendering of a gray scale image using a blue noise mask |
US5196924A (en) | 1991-07-22 | 1993-03-23 | International Business Machines, Corporation | Look-up table based gamma and inverse gamma correction for high-resolution frame buffers |
JPH0548905A (ja) * | 1991-08-14 | 1993-02-26 | Toshiba Corp | 量子化装置及び逆量子化装置 |
US5282036A (en) * | 1992-01-06 | 1994-01-25 | Hewlett-Packard Company | High resolution gamma correction method and apparatus for pixel intensity values in a computer graphics system using minimal memory |
US5757516A (en) | 1993-01-11 | 1998-05-26 | Canon Inc. | Noise quenching method and apparatus for a colour display system |
JPH06233131A (ja) * | 1993-01-29 | 1994-08-19 | Fuji Film Micro Device Kk | ディジタル画像のガンマ補正 |
JP3207012B2 (ja) | 1993-03-25 | 2001-09-10 | 株式会社東芝 | 画像処理装置 |
JP3006363B2 (ja) | 1993-08-26 | 2000-02-07 | 株式会社富士通ゼネラル | Pdp駆動方法 |
JP3508184B2 (ja) * | 1993-10-28 | 2004-03-22 | 株式会社富士通ゼネラル | ディスプレイ装置の誤差拡散処理回路 |
KR100396971B1 (ko) * | 1994-11-29 | 2003-11-03 | 산요덴키가부시키가이샤 | 인코드된비디오데이터의에러검출및처리기능을구비한비디오디코더 |
JP3703195B2 (ja) * | 1995-03-27 | 2005-10-05 | ヒューレット・パッカード・カンパニー | カラー画像伝送装置 |
JP3521591B2 (ja) * | 1995-12-25 | 2004-04-19 | 株式会社富士通ゼネラル | ディスプレイ装置の誤差拡散処理装置 |
US6166781A (en) * | 1996-10-04 | 2000-12-26 | Samsung Electronics Co., Ltd. | Non-linear characteristic correction apparatus and method therefor |
JP2962245B2 (ja) * | 1996-10-23 | 1999-10-12 | 日本電気株式会社 | 表示装置の階調表示方法 |
JP3336935B2 (ja) * | 1996-12-06 | 2002-10-21 | 松下電器産業株式会社 | 画像表示装置 |
US6091767A (en) * | 1997-02-03 | 2000-07-18 | Westerman; Larry Alan | System for improving efficiency of video encoders |
JP3125269B2 (ja) * | 1997-03-04 | 2001-01-15 | 松下電器産業株式会社 | プラズマディスプレイ装置 |
US6694061B1 (en) * | 1997-06-30 | 2004-02-17 | Intel Corporation | Memory based VLSI architecture for image compression |
JPH1169164A (ja) * | 1997-08-21 | 1999-03-09 | Toshiba Corp | 画像符号化方法および画像符号化装置および画像復号化装置および画像形成装置 |
GB2333408A (en) * | 1998-01-17 | 1999-07-21 | Sharp Kk | Non-linear digital-to-analog converter |
US6100863A (en) | 1998-03-31 | 2000-08-08 | Matsushita Electric Industrial Co., Ltd. | Motion pixel distortion reduction for digital display devices using dynamic programming coding |
US6097368A (en) | 1998-03-31 | 2000-08-01 | Matsushita Electric Industrial Company, Ltd. | Motion pixel distortion reduction for a digital display device using pulse number equalization |
JP4384813B2 (ja) * | 1998-06-08 | 2009-12-16 | マイクロソフト コーポレーション | 時間依存ジオメトリの圧縮 |
JP2000023181A (ja) * | 1998-07-03 | 2000-01-21 | Hitachi Ltd | カラー映像信号の表示装置 |
EP0982707A1 (en) | 1998-08-19 | 2000-03-01 | Deutsche Thomson-Brandt Gmbh | Method and apparatus for processing video pictures, in particular for large area flicker effect reduction |
US6137542A (en) | 1998-12-21 | 2000-10-24 | Phillips Electronics North America Corporation | Digital correction of linear approximation of gamma |
JP3678401B2 (ja) | 1999-08-20 | 2005-08-03 | パイオニア株式会社 | プラズマディスプレイパネルの駆動方法 |
EP1111793B1 (en) * | 1999-12-13 | 2003-11-05 | Matsushita Electric Industrial Co., Ltd. | Frequency synthesizer apparatus equipped with delta-sigma modulator in fraction part control circuit |
US6674446B2 (en) * | 1999-12-17 | 2004-01-06 | Koninilijke Philips Electronics N.V. | Method of and unit for displaying an image in sub-fields |
JP2001242826A (ja) | 2000-03-02 | 2001-09-07 | Fujitsu Hitachi Plasma Display Ltd | プラズマディスプレイ装置及びその駆動方法 |
US6522784B1 (en) * | 2000-04-11 | 2003-02-18 | International Business Machines Corporation | Enhanced compression of gray-level images |
JP2002072956A (ja) * | 2000-08-17 | 2002-03-12 | Lg Electronics Inc | プラズマディスプレイパネルの階調表示処理方法 |
JP2002082647A (ja) * | 2000-09-05 | 2002-03-22 | Hitachi Ltd | 表示装置および表示方法 |
JP4333023B2 (ja) | 2000-11-24 | 2009-09-16 | ソニー株式会社 | デジタル信号処理回路、これを用いた表示装置および液晶プロジェクタ |
US6791516B2 (en) * | 2001-01-18 | 2004-09-14 | Lg Electronics Inc. | Method and apparatus for providing a gray level in a plasma display panel |
JP2004518176A (ja) * | 2001-01-25 | 2004-06-17 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | マトリクスディスプレイデバイス上に画像を表示するための方法およびデバイス |
JP2003015594A (ja) * | 2001-06-29 | 2003-01-17 | Nec Corp | サブフィールドコーディング回路及びサブフィールドコーディング方法 |
-
2003
- 2003-07-24 CN CN03819664.6A patent/CN1705970A/zh active Pending
- 2003-07-24 US US10/524,968 patent/US8537076B2/en not_active Expired - Fee Related
- 2003-07-24 WO PCT/IB2003/003324 patent/WO2004017287A2/en active Application Filing
- 2003-07-24 EP EP03787943A patent/EP1565901A2/en not_active Ceased
- 2003-07-24 JP JP2004528741A patent/JP2005536924A/ja active Pending
- 2003-07-24 AU AU2003249428A patent/AU2003249428A1/en not_active Abandoned
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101729762B (zh) * | 2008-10-22 | 2012-12-05 | 索尼株式会社 | 图像处理设备和图像处理方法 |
Also Published As
Publication number | Publication date |
---|---|
WO2004017287A2 (en) | 2004-02-26 |
AU2003249428A8 (en) | 2004-03-03 |
US8537076B2 (en) | 2013-09-17 |
WO2004017287A3 (en) | 2005-06-30 |
JP2005536924A (ja) | 2005-12-02 |
AU2003249428A1 (en) | 2004-03-03 |
EP1565901A2 (en) | 2005-08-24 |
US20050253784A1 (en) | 2005-11-17 |
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C06 | Publication | ||
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Owner name: NXP CO., LTD. Free format text: FORMER OWNER: KONINKLIJKE PHILIPS ELECTRONICS N.V. Effective date: 20070810 |
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Effective date of registration: 20070810 Address after: Holland Ian Deho Finn Applicant after: Koninkl Philips Electronics NV Address before: Holland Ian Deho Finn Applicant before: Koninklijke Philips Electronics N.V. |
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ASS | Succession or assignment of patent right |
Owner name: TRIGEMINAL MICROSYSTEMS(FAR EAST) CO., LTD. Free format text: FORMER OWNER: KONINKL PHILIPS ELECTRONICS NV Effective date: 20100925 |
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Effective date of registration: 20100925 Address after: Grand Cayman, Cayman Islands Applicant after: Trident Microsystems (Far East) Ltd. Address before: Holland Ian Deho Finn Applicant before: Koninkl Philips Electronics NV |
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Open date: 20051207 |