GB1562381A - Video composite transmission system integrating encoded data channels into blanking and synchronizing signal - Google Patents

Video composite transmission system integrating encoded data channels into blanking and synchronizing signal Download PDF

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Publication number
GB1562381A
GB1562381A GB17039/78A GB1703978A GB1562381A GB 1562381 A GB1562381 A GB 1562381A GB 17039/78 A GB17039/78 A GB 17039/78A GB 1703978 A GB1703978 A GB 1703978A GB 1562381 A GB1562381 A GB 1562381A
Authority
GB
United Kingdom
Prior art keywords
digital
analog
data channel
video
synchronizing
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
Application number
GB17039/78A
Other languages
English (en)
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.)
BRIAND M
Original Assignee
BRIAND M
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 BRIAND M filed Critical BRIAND M
Publication of GB1562381A publication Critical patent/GB1562381A/en
Expired legal-status Critical Current

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Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Closed-Circuit Television Systems (AREA)
GB17039/78A 1977-04-29 1978-04-28 Video composite transmission system integrating encoded data channels into blanking and synchronizing signal Expired GB1562381A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7712990A FR2389290A1 (fr) 1977-04-29 1977-04-29 Dispositif d'emission et de reception par lignes analogiques de signaux visiophoniques et de signaux numeriques

Publications (1)

Publication Number Publication Date
GB1562381A true GB1562381A (en) 1980-03-12

Family

ID=9190098

Family Applications (1)

Application Number Title Priority Date Filing Date
GB17039/78A Expired GB1562381A (en) 1977-04-29 1978-04-28 Video composite transmission system integrating encoded data channels into blanking and synchronizing signal

Country Status (9)

Country Link
US (1) US4191969A (US07122603-20061017-C00294.png)
JP (1) JPS53135509A (US07122603-20061017-C00294.png)
CA (1) CA1127752A (US07122603-20061017-C00294.png)
DE (1) DE2818704C2 (US07122603-20061017-C00294.png)
ES (1) ES467786A1 (US07122603-20061017-C00294.png)
FR (1) FR2389290A1 (US07122603-20061017-C00294.png)
GB (1) GB1562381A (US07122603-20061017-C00294.png)
NL (1) NL7803789A (US07122603-20061017-C00294.png)
SE (2) SE7804770L (US07122603-20061017-C00294.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4380027A (en) 1980-12-08 1983-04-12 William Leventer Data encoding for television
GB2213341A (en) * 1987-12-08 1989-08-09 British Broadcasting Corp Transmitting digitally assisted television data signals

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2438401A1 (fr) * 1978-10-05 1980-04-30 Thomson Csf Procede de transmission d'un signal analogique audiofrequence pendant les intervalles de synchronisation de ligne-trame d'un signal de television et dispositif de mise en oeuvre de ce procede
US4275416A (en) * 1980-02-28 1981-06-23 Rca Corp. PCM Detector
US4514760A (en) * 1983-02-17 1985-04-30 Rca Corporation Digital television receiver with time-multiplexed analog-to-digital converter
US4716585A (en) 1985-04-05 1987-12-29 Datapoint Corporation Gain switched audio conferencing network
US4710917A (en) * 1985-04-08 1987-12-01 Datapoint Corporation Video conferencing network
EP0215604A3 (en) * 1985-09-11 1988-10-12 Royal Children's Hospital Video and analogue data recording system
US4849817A (en) * 1987-02-19 1989-07-18 Isix, Inc. Video system, method and apparatus for incorporating audio or data in video scan intervals
WO1989007824A1 (en) * 1988-02-11 1989-08-24 Peter Gregory Montgomery Synchronous, multiple channel analogue and audio-visual record and playback unit
EP0734172B1 (en) * 1988-10-13 2001-08-29 Matsushita Electric Industrial Co., Ltd. Television signal processor
US5014267A (en) * 1989-04-06 1991-05-07 Datapoint Corporation Video conferencing network
EP0595790B1 (de) * 1991-04-18 1998-12-02 KONLE, Tilmar Verfahren zum Übertragen einer digitalen Zusatzinformation in einer Zeile eines Fernsehsignals
US5426466A (en) * 1992-12-31 1995-06-20 Emhiser Research Limited Composite video signal with audio
WO1995023480A1 (fr) * 1994-02-24 1995-08-31 Aktsionernoe Obschestvo Zakrytogo Tipa 'tv-Inform' Methode de transmission et de reception d'un signal d'informations supplementaires avec un signal d'image de television, et variantes d'un dispositif permettant de realiser ladite methode
WO1995029558A1 (en) * 1994-04-20 1995-11-02 Shoot The Moon Products, Inc. Method and apparatus for nesting secondary signals within a television signal
US5777664A (en) * 1994-11-18 1998-07-07 Canon Kabushiki Kaisha Video communication system using a repeater to communicate to a plurality of terminals
US5910822A (en) * 1995-01-30 1999-06-08 Sony Corporation Data transmission and receiving system for multiplexing data with video data
KR100188084B1 (ko) * 1995-05-12 1999-06-01 김광호 비디오 신호선을 이용한 오디오 데이타의 전달 장치 및 그 방법
DE19522590C2 (de) * 1995-06-16 2001-05-17 Deutsche Telekom Ag Verfahren und Vorrichtung zur Zusatzdatenübertragung in TV-Kanälen
RU2065258C1 (ru) * 1995-06-20 1996-08-10 Алексей Георгиевич Петропавловский Способ вещания телепрограмм с синхронными переводами (варианты)
US5940137A (en) * 1996-03-01 1999-08-17 Trw Inc. Symbol timing generation and recovery for data transmission in an analog video signal
US6064440A (en) * 1998-01-08 2000-05-16 Navis Digital Media Systems Apparatus for inserting data into the vertical blanking interval of a video signal
US7064778B1 (en) * 1999-09-10 2006-06-20 Pelco Incorporated Multi-camera system for implementing digital slow shutter video processing using shared video memory
TW518868B (en) * 2000-04-05 2003-01-21 Sony Corp Transmission circuit and its method, reception circuit and its method, and data communication apparatus
JP2001352318A (ja) * 2000-04-05 2001-12-21 Sony Corp 送信回路とその方法、受信回路とその方法およびデータ通信装置
DE10101750A1 (de) * 2000-09-21 2002-04-18 Matthias Zahn Verfahren zur Übertragung von Daten mit einem Fernsehsignal
US7652275B2 (en) * 2006-07-28 2010-01-26 Mitutoyo Corporation Non-contact probe control interface
US7508529B2 (en) * 2006-07-31 2009-03-24 Mitutoyo Corporation Multi-range non-contact probe
CN107888567B (zh) 2017-10-23 2020-08-04 浙江大华技术股份有限公司 一种复合多媒体信号的传输方法及装置
CN112954165B (zh) * 2021-02-09 2022-10-04 杭州海康威视数字技术股份有限公司 一种模拟摄像机、解码器、监控系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1237440A (en) * 1967-06-30 1971-06-30 Matsushita Electric Ind Co Ltd Signal time base conversion systems
JPS5037972B1 (US07122603-20061017-C00294.png) * 1969-05-22 1975-12-06
US4005265A (en) * 1970-11-13 1977-01-25 U.S. Philips Corporation Videophone system synchronizer
NL7016628A (US07122603-20061017-C00294.png) * 1970-11-13 1972-05-16
US3819852A (en) * 1972-08-29 1974-06-25 P Wolf Method of reducing the interference signals during the transmission of af signals in time-compressed form
US3900887A (en) * 1973-01-18 1975-08-19 Nippon Steel Corp Method of simultaneous multiplex recording of picture and data and of regenerating such record and apparatus therefor
DE2453441B2 (de) * 1974-11-12 1976-12-16 Siemens AG, 1000 Berlin und 8000 München Verfahren zur durchfuehrung einer digitalen breitbandigen signaluebertragung

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4380027A (en) 1980-12-08 1983-04-12 William Leventer Data encoding for television
GB2213341A (en) * 1987-12-08 1989-08-09 British Broadcasting Corp Transmitting digitally assisted television data signals
GB2213341B (en) * 1987-12-08 1992-01-15 British Broadcasting Corp Method and apparatus for transmitting a digitally assisted television signal

Also Published As

Publication number Publication date
US4191969A (en) 1980-03-04
DE2818704A1 (de) 1978-11-02
SE7804770L (sv) 1978-10-30
JPS53135509A (en) 1978-11-27
FR2389290B1 (US07122603-20061017-C00294.png) 1982-10-15
JPS6311838B2 (US07122603-20061017-C00294.png) 1988-03-16
FR2389290A1 (fr) 1978-11-24
CA1127752A (en) 1982-07-13
ES467786A1 (es) 1978-10-16
NL7803789A (nl) 1978-10-31
SE428624B (sv) 1983-07-11
DE2818704C2 (de) 1987-02-05

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee