DE69221569D1 - Videosignalverarbeitungsschaltung mit Bildvergrösserungsfunktion - Google Patents
Videosignalverarbeitungsschaltung mit BildvergrösserungsfunktionInfo
- Publication number
- DE69221569D1 DE69221569D1 DE69221569T DE69221569T DE69221569D1 DE 69221569 D1 DE69221569 D1 DE 69221569D1 DE 69221569 T DE69221569 T DE 69221569T DE 69221569 T DE69221569 T DE 69221569T DE 69221569 D1 DE69221569 D1 DE 69221569D1
- Authority
- DE
- Germany
- Prior art keywords
- signal processing
- video signal
- processing circuit
- image enlargement
- enlargement function
- 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.)
- Expired - Lifetime
Links
Classifications
-
- 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
-
- 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
- H04N7/0122—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 the input and the output signals having different aspect ratios
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformations in the plane of the image
- G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/2628—Alteration of picture size, shape, position or orientation, e.g. zooming, rotation, rolling, perspective, translation
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Graphics (AREA)
- Television Systems (AREA)
- Controls And Circuits For Display Device (AREA)
- Studio Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3247292A JP3034659B2 (ja) | 1991-09-26 | 1991-09-26 | 拡大画面表示回路及びそれに用いられる水平フィルタ回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69221569D1 true DE69221569D1 (de) | 1997-09-18 |
DE69221569T2 DE69221569T2 (de) | 1998-03-26 |
Family
ID=17161267
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69221569T Expired - Lifetime DE69221569T2 (de) | 1991-09-26 | 1992-09-07 | Videosignalverarbeitungsschaltung mit Bildvergrösserungsfunktion |
Country Status (5)
Country | Link |
---|---|
US (1) | US5276515A (de) |
EP (1) | EP0534220B1 (de) |
JP (1) | JP3034659B2 (de) |
KR (1) | KR950009449B1 (de) |
DE (1) | DE69221569T2 (de) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0586218B1 (de) * | 1992-09-01 | 1998-07-22 | Canon Kabushiki Kaisha | Bildverarbeitungsgerät |
KR960015397B1 (ko) * | 1993-03-17 | 1996-11-11 | 엘지전자 주식회사 | 사이드컷 모드 및 상하절단 모드를 적용한 고화질 티브이신호 변환회로 |
JP3304501B2 (ja) * | 1993-05-14 | 2002-07-22 | ソニー株式会社 | 映像信号処理方法、映像信号処理装置及びテレビジョン装置 |
JP3231142B2 (ja) * | 1993-06-18 | 2001-11-19 | 株式会社日立製作所 | 映像圧縮拡大回路及び装置 |
JP2705547B2 (ja) * | 1993-12-16 | 1998-01-28 | 日本電気株式会社 | 画像縮小装置 |
TW269091B (de) * | 1993-12-22 | 1996-01-21 | Matsushita Electric Ind Co Ltd | |
US5943097A (en) * | 1993-12-24 | 1999-08-24 | Canon Kabushiki Kaisha | Image processing means for processing image signals of different signal formats |
US5576771A (en) * | 1994-06-13 | 1996-11-19 | Philips Electronics North America Corporation | Horizontal picture compression in widescreen television receivers |
EP1307056B1 (de) * | 1995-06-30 | 2004-10-06 | Mitsubishi Denki Kabushiki Kaisha | Einrichtung zur Abtastumsetzung mit verbesserter vertikaler Auflösung und Vorrichtung zur Flimmerreduzierung |
JPH1011009A (ja) * | 1996-04-23 | 1998-01-16 | Hitachi Ltd | 映像信号の処理装置及びこれを用いた表示装置 |
DE19640010A1 (de) * | 1996-09-27 | 1998-04-09 | Sony Deutschland Gmbh | Verfahren und Einrichtung zum vertikalen Zoomen eines 4:3 Fernsehbildes in einem Breitbild-Fernsehempfänger mit entsprechendem Decoder |
US5796392A (en) | 1997-02-24 | 1998-08-18 | Paradise Electronics, Inc. | Method and apparatus for clock recovery in a digital display unit |
US5739867A (en) * | 1997-02-24 | 1998-04-14 | Paradise Electronics, Inc. | Method and apparatus for upscaling an image in both horizontal and vertical directions |
DE19717140A1 (de) * | 1997-04-23 | 1998-10-29 | Thomson Brandt Gmbh | Verfahren zur Formatumwandlung von Bildern sowie Vorrichtung zur Durchführung des Verfahrens |
JP3687269B2 (ja) * | 1997-05-08 | 2005-08-24 | ブラザー工業株式会社 | 画像処理装置 |
JP3717648B2 (ja) * | 1997-11-07 | 2005-11-16 | 株式会社エルモ社 | フィールドメモリを用いた拡大画像信号作成方法 |
US6259470B1 (en) * | 1997-12-18 | 2001-07-10 | Intel Corporation | Image capture system having virtual camera |
US6133960A (en) * | 1998-06-26 | 2000-10-17 | Lsi Logic Corporation | Field-based upsampling method for performing zoom in a digital video system |
WO2000038419A1 (fr) * | 1998-12-22 | 2000-06-29 | Matsushita Electric Industrial Co., Ltd. | Dispositif de reproduction de signaux video |
US7071992B2 (en) | 2002-03-04 | 2006-07-04 | Macronix International Co., Ltd. | Methods and apparatus for bridging different video formats |
KR20040022737A (ko) * | 2002-09-05 | 2004-03-18 | (주)씨앤에스 테크놀로지 | 동영상 부호기의 전처리 회로 및 방법 |
US7505636B2 (en) * | 2004-03-04 | 2009-03-17 | Broadcom Corporation | System and method for two-pass interpolation for quarter-pel motion compensation |
US20060059514A1 (en) * | 2004-09-10 | 2006-03-16 | Eric Hsiao | Method and apparatus for utilizing blank space on a high definition television screen |
JP4408836B2 (ja) * | 2005-05-30 | 2010-02-03 | キヤノン株式会社 | 画像処理装置及びその制御方法、プログラム |
KR100761834B1 (ko) * | 2006-01-13 | 2007-09-28 | 삼성전자주식회사 | 화면의 라인들을 복수개의 메모리에 나누어 저장하는비디오 디코딩 장치, 비디오 디코딩 방법 및 기준화면 저장방법 |
JP4350742B2 (ja) | 2006-12-19 | 2009-10-21 | キヤノン株式会社 | 映像処理装置及び映像処理装置の制御方法 |
JP5474283B2 (ja) * | 2007-07-04 | 2014-04-16 | パナソニック株式会社 | モード切替装置 |
US9636298B2 (en) | 2014-01-17 | 2017-05-02 | Methylgene Inc. | Prodrugs of compounds that enhance antifungal activity and compositions of said prodrugs |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3126635A1 (de) * | 1981-07-06 | 1983-01-20 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren zur wandlung der zeilenzahl |
US4528585A (en) * | 1983-03-30 | 1985-07-09 | Rca Corporation | Television receiver having picture magnifying apparatus |
GB2160051A (en) * | 1984-04-26 | 1985-12-11 | Philips Electronic Associated | Video signal processing arrangement |
US4729012A (en) * | 1985-08-30 | 1988-03-01 | Rca Corporation | Dual mode television receiver for displaying wide screen and standard aspect ratio video signals |
JPH01205688A (ja) * | 1988-02-10 | 1989-08-18 | Nec Corp | テレビ受像機 |
JP2880168B2 (ja) * | 1988-04-25 | 1999-04-05 | 株式会社日立製作所 | 拡大表示可能な映像信号処理回路 |
JPH01292984A (ja) * | 1988-05-20 | 1989-11-27 | Sony Corp | 映像信号の方式変換装置 |
US5191417A (en) * | 1988-09-02 | 1993-03-02 | North American Philips Corporation | Compatible EDTV system providing multi-aspect ratio display on EDTV and conventional television receivers |
JP2882584B2 (ja) * | 1988-09-30 | 1999-04-12 | 株式会社東京放送 | 既存テレビジョン放送方法と互換性のあるワイドスクリーンテレビジョン放送方法 |
JPH02264583A (ja) * | 1989-04-05 | 1990-10-29 | Hitachi Ltd | 画像表示装置 |
JPH0311891A (ja) * | 1989-06-08 | 1991-01-21 | Toshiba Corp | ワイド・アスペクト・テレビジョン装置 |
US5016103A (en) * | 1989-08-17 | 1991-05-14 | Zenith Electronics Corporation | Spatial scan converter with vertical detail enhancement |
JP2767933B2 (ja) * | 1989-11-14 | 1998-06-25 | ソニー株式会社 | 画素数変換回路 |
JP2533393B2 (ja) * | 1990-02-16 | 1996-09-11 | シャープ株式会社 | Ntsc―hdコンバ―タ |
JPH04124983A (ja) * | 1990-09-17 | 1992-04-24 | Pioneer Electron Corp | 画像表示システム |
US5119193A (en) * | 1990-09-19 | 1992-06-02 | Nec Corporation | Video-signal processing device |
-
1991
- 1991-09-26 JP JP3247292A patent/JP3034659B2/ja not_active Expired - Lifetime
-
1992
- 1992-09-03 KR KR1019920016011A patent/KR950009449B1/ko not_active IP Right Cessation
- 1992-09-07 DE DE69221569T patent/DE69221569T2/de not_active Expired - Lifetime
- 1992-09-07 EP EP92115281A patent/EP0534220B1/de not_active Expired - Lifetime
- 1992-09-08 US US07/942,143 patent/US5276515A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP3034659B2 (ja) | 2000-04-17 |
EP0534220B1 (de) | 1997-08-13 |
US5276515A (en) | 1994-01-04 |
KR950009449B1 (ko) | 1995-08-22 |
EP0534220A3 (en) | 1993-06-09 |
EP0534220A2 (de) | 1993-03-31 |
DE69221569T2 (de) | 1998-03-26 |
JPH05252457A (ja) | 1993-09-28 |
KR930007265A (ko) | 1993-04-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
R071 | Expiry of right |
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