DE68920670D1 - Fernsehsystem mit vergrösserter Auflösung. - Google Patents
Fernsehsystem mit vergrösserter Auflösung.Info
- Publication number
- DE68920670D1 DE68920670D1 DE68920670T DE68920670T DE68920670D1 DE 68920670 D1 DE68920670 D1 DE 68920670D1 DE 68920670 T DE68920670 T DE 68920670T DE 68920670 T DE68920670 T DE 68920670T DE 68920670 D1 DE68920670 D1 DE 68920670D1
- Authority
- DE
- Germany
- Prior art keywords
- enlarged resolution
- resolution
- enlarged
- 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 - Fee Related
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N11/00—Colour television systems
- H04N11/24—High-definition television systems
- H04N11/28—High-definition television systems involving bandwidth reduction, e.g. subsampling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/007—Systems with supplementary picture signal insertion during a portion of the active part of a television signal, e.g. during top and bottom lines in a HDTV letter-box system
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Graphics (AREA)
- Television Systems (AREA)
- Picture Signal Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/239,740 US4984078A (en) | 1988-09-02 | 1988-09-02 | Single channel NTSC compatible EDTV system |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68920670D1 true DE68920670D1 (de) | 1995-03-02 |
DE68920670T2 DE68920670T2 (de) | 1995-08-24 |
Family
ID=22903518
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68920670T Expired - Fee Related DE68920670T2 (de) | 1988-09-02 | 1989-08-30 | Fernsehsystem mit vergrösserter Auflösung. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4984078A (de) |
EP (1) | EP0357144B1 (de) |
JP (1) | JPH02107081A (de) |
KR (1) | KR0146347B1 (de) |
CA (1) | CA1327394C (de) |
DE (1) | DE68920670T2 (de) |
HK (1) | HK66496A (de) |
MX (1) | MX168050B (de) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
DE3840054C1 (de) * | 1988-11-28 | 1989-09-07 | Institut Fuer Rundfunktechnik Gmbh, 8000 Muenchen, De | |
JPH02156785A (ja) * | 1988-12-08 | 1990-06-15 | Sony Corp | 信号伝送装置 |
DE3929967A1 (de) * | 1989-09-08 | 1991-03-14 | Thomson Brandt Gmbh | Fernsehuebertragungssystem |
DE3930964A1 (de) * | 1989-09-15 | 1991-03-28 | Thomson Brandt Gmbh | Fernsehuebertragungssystem |
JP2712674B2 (ja) * | 1989-12-18 | 1998-02-16 | 松下電器産業株式会社 | ワイドテレビジョン信号の伝送方法 |
JPH03198593A (ja) * | 1989-12-27 | 1991-08-29 | Nippon Television Network Corp | テレビジョン方式 |
JP3060475B2 (ja) * | 1990-03-13 | 2000-07-10 | ソニー株式会社 | テレビジョン受像機 |
JP2861213B2 (ja) * | 1990-03-13 | 1999-02-24 | ソニー株式会社 | 画像表示装置 |
US5561467A (en) * | 1990-03-26 | 1996-10-01 | Nippon Hoso Kyokai | Receiver and channel compatible encoding/decoding system for high definition video |
JP3257788B2 (ja) * | 1990-05-01 | 2002-02-18 | ソニー株式会社 | 画像表示装置 |
US5442406A (en) * | 1990-06-01 | 1995-08-15 | Thomson Consumer Electronics, Inc. | Wide screen television |
GB9012326D0 (en) * | 1990-06-01 | 1990-07-18 | Thomson Consumer Electronics | Wide screen television |
AU647792B2 (en) * | 1990-06-06 | 1994-03-31 | Philips Electronics N.V. | Letterbox extended television system |
US5068728A (en) * | 1990-06-22 | 1991-11-26 | Albert Macovski | Compatible increased aspect ratio television system |
EP0467683A3 (en) * | 1990-07-19 | 1992-09-02 | Canon Kabushiki Kaisha | Image processing apparatus |
JP2907988B2 (ja) * | 1990-10-05 | 1999-06-21 | 株式会社日立製作所 | ワイドテレビジョン受信機 |
JP2660094B2 (ja) * | 1990-11-30 | 1997-10-08 | 株式会社東芝 | テレビジョン信号処理装置及び方法 |
EP0496578A3 (en) * | 1991-01-22 | 1993-09-22 | Matsushita Electric Industrial Co., Ltd. | Extended definition television system |
JPH04276989A (ja) * | 1991-03-04 | 1992-10-02 | Sony Corp | テレビジョン受像機 |
JPH04365278A (ja) * | 1991-06-13 | 1992-12-17 | Matsushita Electric Ind Co Ltd | 多画面表示回路 |
KR0159109B1 (ko) * | 1991-09-19 | 1999-01-15 | 강진구 | 화상신호의 종횡비 및 주사선 수 변환장치 |
KR950003031B1 (ko) * | 1992-03-30 | 1995-03-29 | 주식회사 금성사 | Tv수상기의 영상신호 보상장치 |
JPH0822057B2 (ja) * | 1992-04-21 | 1996-03-04 | 松下電器産業株式会社 | テレビジョン信号処理方法および処理装置 |
USRE38420E1 (en) * | 1992-08-12 | 2004-02-10 | British Broadcasting Corporation | Derivation of studio camera position and motion from the camera image |
KR940005118A (ko) * | 1992-08-13 | 1994-03-16 | 에프. 제이. 스미트 | 레터박스 텔레비젼 시스템 |
US5430487A (en) * | 1992-09-30 | 1995-07-04 | Matsushita Electric Corporation Of America | Method and apparatus for improving temporal video signal processing using motion vectors transmitted with the video signal |
KR100320171B1 (ko) * | 1994-08-17 | 2002-04-06 | 구자홍 | 동시디지탈방송용방송장치 |
JPH0946728A (ja) * | 1995-08-02 | 1997-02-14 | Sony Corp | 走査線補間装置および垂直補強信号処理装置、並びにデコーダおよびテレビジョン受像機 |
US6873368B1 (en) * | 1997-12-23 | 2005-03-29 | Thomson Licensing Sa. | Low noise encoding and decoding method |
US20100007788A1 (en) * | 2008-07-09 | 2010-01-14 | Vizio, Inc. | Method and apparatus for managing non-used areas of a digital video display when video of other aspect ratios are being displayed |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2649618C3 (de) * | 1976-10-29 | 1979-08-30 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Verfahren zum Umsetzen von Fernsehsignalen von einer ersten in eine zweite Zeilennorm und Vorrichtung zur Durchführung des Verfahrens |
US4551754A (en) * | 1982-02-18 | 1985-11-05 | Rca Corporation | Compatible wide-screen color television system |
US4521803A (en) * | 1982-10-07 | 1985-06-04 | General Electric Company | System for compatible transmission of high-resolution TV |
US4605952A (en) * | 1983-04-14 | 1986-08-12 | Rca Corporation | Compatible HDTV system employing nonlinear edge compression/expansion for aspect ratio control |
NL192488C (nl) * | 1983-12-05 | 1997-08-04 | Philips Electronics Nv | Informatiegever en informatie-ontvanger met overdracht van extra informatie behorend bij de televisie-rasteraftastinrichting. |
US4622577A (en) * | 1984-02-03 | 1986-11-11 | Rca Corporation | Decoder for extracting a 4:3 aspect ratio signal from a high definition television signal |
FR2567349B1 (fr) * | 1984-07-03 | 1986-12-12 | Labo Electronique Physique | Systeme de television de type mac adapte a la diffusion d'images au format 5/3, dispositif d'interface entre ce systeme et les recepteurs au format 4/3, et recepteur de television equipe d'un tel dispositif |
EP0179594A1 (de) * | 1984-10-23 | 1986-04-30 | EMI Limited | Bildsignalverarbeitung |
US4672443A (en) * | 1985-08-30 | 1987-06-09 | Rca Corporation | Compatible wide screen television system with image compressor/expander |
US4677483A (en) * | 1985-09-27 | 1987-06-30 | Rca Corporation | Interpolation filter with motion compensation |
US4694337A (en) * | 1986-01-23 | 1987-09-15 | Princeton Electronics Products, Inc. | Video line rate converter |
US4661850A (en) * | 1986-01-31 | 1987-04-28 | Rca Corporation | Progressive scan television system with interlaced inter-field sum and difference components |
JP2526558B2 (ja) * | 1986-10-21 | 1996-08-21 | ソニー株式会社 | ビデオ信号のスキャンコンバ−タ装置 |
GB8701770D0 (en) * | 1987-01-27 | 1987-03-04 | Thorn Emi Home Electron | Video processing |
-
1988
- 1988-09-02 US US07/239,740 patent/US4984078A/en not_active Expired - Fee Related
-
1989
- 1989-08-30 JP JP1221837A patent/JPH02107081A/ja active Pending
- 1989-08-30 DE DE68920670T patent/DE68920670T2/de not_active Expired - Fee Related
- 1989-08-30 CA CA000609883A patent/CA1327394C/en not_active Expired - Fee Related
- 1989-08-30 EP EP89202189A patent/EP0357144B1/de not_active Expired - Lifetime
- 1989-09-01 KR KR1019890012625A patent/KR0146347B1/ko not_active IP Right Cessation
- 1989-09-04 MX MX017414A patent/MX168050B/es unknown
-
1996
- 1996-04-18 HK HK66496A patent/HK66496A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0357144B1 (de) | 1995-01-18 |
HK66496A (en) | 1996-04-26 |
JPH02107081A (ja) | 1990-04-19 |
DE68920670T2 (de) | 1995-08-24 |
US4984078A (en) | 1991-01-08 |
MX168050B (es) | 1993-04-30 |
KR900005799A (ko) | 1990-04-14 |
CA1327394C (en) | 1994-03-01 |
EP0357144A1 (de) | 1990-03-07 |
KR0146347B1 (ko) | 1998-09-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: VOLMER, G., DIPL.-ING., PAT.-ANW., 52066 AACHEN |
|
8339 | Ceased/non-payment of the annual fee |