DE68925230D1 - Übertrager und Empfänger für Fernsehsignale - Google Patents

Übertrager und Empfänger für Fernsehsignale

Info

Publication number
DE68925230D1
DE68925230D1 DE68925230T DE68925230T DE68925230D1 DE 68925230 D1 DE68925230 D1 DE 68925230D1 DE 68925230 T DE68925230 T DE 68925230T DE 68925230 T DE68925230 T DE 68925230T DE 68925230 D1 DE68925230 D1 DE 68925230D1
Authority
DE
Germany
Prior art keywords
transmitters
receivers
television signals
television
signals
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
Application number
DE68925230T
Other languages
English (en)
Inventor
Richard W Citta
Ronald B Lee
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zenith Electronics LLC
Original Assignee
Zenith Electronics LLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zenith Electronics LLC filed Critical Zenith Electronics LLC
Application granted granted Critical
Publication of DE68925230D1 publication Critical patent/DE68925230D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/04—Systems for the transmission of one television signal, i.e. both picture and sound, by a single carrier
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/015—High-definition television systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
    • H04N7/084—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the horizontal blanking interval only
    • H04N7/085—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the horizontal blanking interval only the inserted signal being digital
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
    • H04N7/087—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only
    • H04N7/088—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only the inserted signal being digital
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/12—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal
    • H04N7/127—Systems in which different parts of the picture signal frequency band are individually processed, e.g. suppressed, transposed

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)
  • Picture Signal Circuits (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
DE68925230T 1988-04-04 1989-04-03 Übertrager und Empfänger für Fernsehsignale Expired - Lifetime DE68925230D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US17689388A 1988-04-04 1988-04-04
US23895688A 1988-08-31 1988-08-31

Publications (1)

Publication Number Publication Date
DE68925230D1 true DE68925230D1 (de) 1996-02-08

Family

ID=26872722

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68925230T Expired - Lifetime DE68925230D1 (de) 1988-04-04 1989-04-03 Übertrager und Empfänger für Fernsehsignale

Country Status (11)

Country Link
EP (1) EP0340460B1 (de)
JP (1) JPH03505806A (de)
KR (1) KR900701120A (de)
CN (1) CN1030746C (de)
AU (1) AU3443689A (de)
BR (1) BR8907351A (de)
DE (1) DE68925230D1 (de)
DK (1) DK238890A (de)
FI (1) FI904874A0 (de)
MX (1) MX171657B (de)
WO (1) WO1989010041A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5055916A (en) * 1989-12-11 1991-10-08 General Electric Company Chrominance encoding for a widescreen television system
ES2099127T3 (es) * 1990-06-06 1997-05-16 Philips Electronics Nv Sistema extendido de television con procedimiento de buzon.
GB9302528D0 (en) * 1993-02-09 1993-03-24 British Broadcasting Corp Television systems
GB2336506B (en) * 1998-04-14 2003-07-09 Motorola Ltd Method and system for interference reduction
JP4699205B2 (ja) * 2005-12-28 2011-06-08 三洋電機株式会社 信号処理回路
CN102256157B (zh) * 2010-05-20 2013-04-03 北京创毅视讯科技有限公司 一种判断移动模拟电视视频信号畸变的方法和装置
CN110492940A (zh) * 2019-08-30 2019-11-22 南昌航空大学 一种基于fpga的可见光语音通信编解码方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2225741A (en) * 1936-03-26 1940-12-24 Radio Patents Corp Television and other signal transmission systems
US2850574A (en) * 1955-11-02 1958-09-02 Bell Telephone Labor Inc Apparatus for compression of television bandwidth
US4237484A (en) * 1979-08-08 1980-12-02 Bell Telephone Laboratories, Incorporated Technique for transmitting digital data together with a video signal
US4300161A (en) * 1980-03-03 1981-11-10 Bell Telephone Laboratories, Incorporated Time compression multiplexing of video signals
US4561012A (en) * 1983-12-27 1985-12-24 Rca Corporation Pre-emphasis and de-emphasis filters for a composite NTSC format video signal
FR2613568A1 (fr) * 1987-04-03 1988-10-07 Radiotechnique Ind & Comm Systeme de television avec restitution de composante continue

Also Published As

Publication number Publication date
EP0340460B1 (de) 1995-12-27
DK238890D0 (da) 1990-10-03
CN1037628A (zh) 1989-11-29
MX171657B (es) 1993-11-10
BR8907351A (pt) 1991-03-19
WO1989010041A1 (en) 1989-10-19
CN1030746C (zh) 1996-01-17
EP0340460A2 (de) 1989-11-08
FI904874A0 (fi) 1990-10-03
KR900701120A (ko) 1990-08-17
JPH03505806A (ja) 1991-12-12
EP0340460A3 (de) 1992-08-26
AU3443689A (en) 1989-11-03
DK238890A (da) 1990-12-03

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Legal Events

Date Code Title Description
8332 No legal effect for de