DE3788997D1 - Interpolation von Zeilen eines Videosignals. - Google Patents
Interpolation von Zeilen eines Videosignals.Info
- Publication number
- DE3788997D1 DE3788997D1 DE87308892T DE3788997T DE3788997D1 DE 3788997 D1 DE3788997 D1 DE 3788997D1 DE 87308892 T DE87308892 T DE 87308892T DE 3788997 T DE3788997 T DE 3788997T DE 3788997 D1 DE3788997 D1 DE 3788997D1
- Authority
- DE
- Germany
- Prior art keywords
- interpolation
- lines
- video signal
- video
- signal
- 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
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB868626066A GB8626066D0 (en) | 1986-10-31 | 1986-10-31 | Interpolating lines of video signals |
GB8711084A GB2197152B (en) | 1986-10-31 | 1987-05-11 | Interpolating lines of video signals |
Publications (3)
Publication Number | Publication Date |
---|---|
DE3788997D1 true DE3788997D1 (de) | 1994-03-17 |
DE3788997T2 DE3788997T2 (de) | 1994-08-18 |
DE3788997T3 DE3788997T3 (de) | 1999-06-24 |
Family
ID=26291479
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3788997T Expired - Lifetime DE3788997T3 (de) | 1986-10-31 | 1987-10-07 | Interpolation von Zeilen eines Videosignals. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4789893A (de) |
EP (1) | EP0266079B2 (de) |
JP (1) | JPH0785580B2 (de) |
DE (1) | DE3788997T3 (de) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4972261A (en) * | 1987-08-28 | 1990-11-20 | The General Electric Company, P.L.C. | Motion compensation image signal encoding system |
JPH01236743A (ja) * | 1988-03-17 | 1989-09-21 | Hitachi Ltd | 補間装置 |
JPH02177683A (ja) * | 1988-09-29 | 1990-07-10 | Toshiba Corp | 画素信号の相関判定および補間データ作成装置 |
US4941045A (en) * | 1988-10-11 | 1990-07-10 | Scientific-Atlanta, Inc. | Method and apparatus for improving vertical definition of a television signal by scan conversion |
US5005145A (en) * | 1989-06-19 | 1991-04-02 | Tektronix, Inc. | Method and apparatus for calibrating a scan convertor |
US5150214A (en) * | 1989-07-29 | 1992-09-22 | Samsung Electronics Co., Ltd. | Method and circuit for correction of horizontal edges |
KR920009609B1 (ko) * | 1989-09-07 | 1992-10-21 | 삼성전자 주식회사 | 인터폴레이션을 이용한 영상신호의 화질개선 회로 |
US5046164A (en) * | 1989-09-18 | 1991-09-03 | Rca Licensing Corporation | Interstitial line generator for an interlace to non-interlace scan converter |
FR2652973B1 (fr) * | 1989-10-06 | 1993-12-24 | Laboratoire Europ Recherc Electr | Interpolateur pour televiseur et televiseur comportant un tel interpolateur. |
KR930011844B1 (ko) * | 1991-01-22 | 1993-12-21 | 삼성전자 주식회사 | 영상신호의 2차원 내삽에 의한 보간 및 주사선 변환회로 |
DE4142650B4 (de) * | 1991-12-21 | 2006-03-16 | Bts Holding International Bv | Verfahren und Anordnung zur Ableitung eines Steuersignals für die Einblendung eines Hintergrundsignals in Teile eines Vordergrundsignals |
JP2962083B2 (ja) * | 1993-01-22 | 1999-10-12 | 松下電器産業株式会社 | 解像度変換方法、解像度変換装置、画像符号化装置、画像復号化装置 |
GB9307433D0 (en) * | 1993-04-08 | 1993-06-02 | Snell & Wilcox Ltd | Video signal processing |
JPH07123367A (ja) * | 1993-10-26 | 1995-05-12 | Nippon Television Network Corp | 走査線変換回路 |
JPH07131761A (ja) * | 1993-10-29 | 1995-05-19 | Toshiba Corp | テレビジョン信号処理回路 |
EP0696401B1 (de) * | 1994-03-01 | 2001-05-30 | SNELL & WILCOX LIMITED | Abtastumwandlung für videoanzeige |
US5689305A (en) * | 1994-05-24 | 1997-11-18 | Kabushiki Kaisha Toshiba | System for deinterlacing digitally compressed video and method |
EP0687112B1 (de) | 1994-06-08 | 2006-09-20 | Matsushita Electric Industrial Co., Ltd. | Bildumsetzungsvorrichtung |
KR0157566B1 (ko) * | 1995-09-30 | 1998-11-16 | 김광호 | 고화질을 위한 보간방법 및 장치 |
WO1997017804A1 (en) * | 1995-11-08 | 1997-05-15 | Genesis Microchip Inc. | Method and apparatus for de-interlacing video fields to progressive scan video frames |
JP2835829B2 (ja) * | 1996-04-26 | 1998-12-14 | 日本テレビ放送網株式会社 | 走査線変換装置、及び走査線変換方法 |
US5936676A (en) * | 1997-08-21 | 1999-08-10 | Miranda Technologies Inc. | Apparatus and method for line interpolating an interlaced video signal |
JPH10108143A (ja) * | 1996-09-27 | 1998-04-24 | Sony Corp | 画像表示制御装置および方法 |
GB2318243B (en) * | 1996-10-09 | 2000-09-13 | British Broadcasting Corp | Video signal processing |
US6259479B1 (en) * | 1997-09-17 | 2001-07-10 | Sony Corporation | Letterbox filter apparatus and method |
US6266092B1 (en) * | 1998-05-12 | 2001-07-24 | Genesis Microchip Inc. | Method and apparatus for video line multiplication with enhanced sharpness |
JP2940545B1 (ja) * | 1998-05-28 | 1999-08-25 | 日本電気株式会社 | 画像変換方法および画像変換装置 |
GB9824061D0 (en) * | 1998-11-03 | 1998-12-30 | Snell & Wilcox Ltd | Film sequence detection (nt4) |
US6094232A (en) * | 1998-11-25 | 2000-07-25 | Kabushiki Kaisha Toshiba | Method and system for interpolating a missing pixel using a motion vector |
US6784942B2 (en) | 2001-10-05 | 2004-08-31 | Genesis Microchip, Inc. | Motion adaptive de-interlacing method and apparatus |
US7136107B2 (en) * | 2003-08-05 | 2006-11-14 | Koninklijke Philips Electronics N. V. | Post-processing of interpolated images |
GB2431801A (en) * | 2005-10-31 | 2007-05-02 | Sony Uk Ltd | Interpolation using motion vectors |
US9324131B1 (en) | 2013-04-06 | 2016-04-26 | Crucial Ip, Inc. | Method and apparatus for motion adaptive deinterlacing with reduced artifacts |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4322749A (en) * | 1979-05-22 | 1982-03-30 | British Broadcasting Corporation | Signal generator for television testing |
GB2059712B (en) * | 1979-10-05 | 1983-09-14 | British Broadcasting Corp | Standards conversion of colour television signals |
US4393396A (en) * | 1980-08-20 | 1983-07-12 | U.S. Philips Corporation | Video signal processing circuit for noise reduction |
GB8328362D0 (en) * | 1983-10-24 | 1983-11-23 | Indep Broadcasting Authority | Movement detector |
JPS60165186A (ja) * | 1984-02-08 | 1985-08-28 | Hitachi Ltd | 走査線補間回路 |
JPS60197082A (ja) * | 1984-03-21 | 1985-10-05 | Sony Corp | 高解像度テレビジヨン受像機 |
US4677461A (en) * | 1984-07-26 | 1987-06-30 | Mitsubishi Denki Kabushiki Kaisha | Contour detecting filter |
-
1987
- 1987-10-07 DE DE3788997T patent/DE3788997T3/de not_active Expired - Lifetime
- 1987-10-07 EP EP87308892A patent/EP0266079B2/de not_active Expired - Lifetime
- 1987-10-23 JP JP62268034A patent/JPH0785580B2/ja not_active Expired - Fee Related
- 1987-10-28 US US07/114,649 patent/US4789893A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0266079B1 (de) | 1994-02-02 |
JPS63155881A (ja) | 1988-06-29 |
JPH0785580B2 (ja) | 1995-09-13 |
DE3788997T2 (de) | 1994-08-18 |
EP0266079A3 (en) | 1989-08-23 |
EP0266079A2 (de) | 1988-05-04 |
EP0266079B2 (de) | 1999-01-27 |
DE3788997T3 (de) | 1999-06-24 |
US4789893A (en) | 1988-12-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8328 | Change in the person/name/address of the agent |
Free format text: PATENTANWAELTE REICHEL UND REICHEL, 60322 FRANKFURT |
|
8366 | Restricted maintained after opposition proceedings |