DE3789498T2 - Mac-format mit alternierenden gleichstrompegel- und taktwiedergewinnungssignalen. - Google Patents

Mac-format mit alternierenden gleichstrompegel- und taktwiedergewinnungssignalen.

Info

Publication number
DE3789498T2
DE3789498T2 DE3789498T DE3789498T DE3789498T2 DE 3789498 T2 DE3789498 T2 DE 3789498T2 DE 3789498 T DE3789498 T DE 3789498T DE 3789498 T DE3789498 T DE 3789498T DE 3789498 T2 DE3789498 T2 DE 3789498T2
Authority
DE
Germany
Prior art keywords
alternating
current level
clock recovery
recovery signals
mac format
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
Application number
DE3789498T
Other languages
English (en)
Other versions
DE3789498D1 (de
Inventor
Charles Rhodes
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.)
Scientific Atlanta LLC
Original Assignee
Scientific Atlanta 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 Scientific Atlanta LLC filed Critical Scientific Atlanta LLC
Publication of DE3789498D1 publication Critical patent/DE3789498D1/de
Application granted granted Critical
Publication of DE3789498T2 publication Critical patent/DE3789498T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • H04N7/083—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 and the horizontal blanking interval, e.g. MAC data signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)
  • Synchronizing For Television (AREA)
  • Color Television Systems (AREA)
DE3789498T 1986-06-03 1987-05-29 Mac-format mit alternierenden gleichstrompegel- und taktwiedergewinnungssignalen. Expired - Fee Related DE3789498T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US87003686A 1986-06-03 1986-06-03
PCT/US1987/001258 WO1987007810A1 (en) 1986-06-03 1987-05-29 Mac format with alternating dc level and clock recovery signals

Publications (2)

Publication Number Publication Date
DE3789498D1 DE3789498D1 (de) 1994-05-05
DE3789498T2 true DE3789498T2 (de) 1994-09-29

Family

ID=25354661

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3789498T Expired - Fee Related DE3789498T2 (de) 1986-06-03 1987-05-29 Mac-format mit alternierenden gleichstrompegel- und taktwiedergewinnungssignalen.

Country Status (11)

Country Link
EP (1) EP0271540B1 (de)
JP (1) JPH01500394A (de)
CN (1) CN87104065A (de)
AU (1) AU613313B2 (de)
CA (1) CA1321830C (de)
DE (1) DE3789498T2 (de)
DK (1) DK168507B1 (de)
FI (1) FI88094C (de)
MX (1) MX167890B (de)
WO (1) WO1987007810A1 (de)
ZA (1) ZA873823B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8801844A (nl) * 1988-07-21 1990-02-16 Philips Nv Opstarten van de timing in een inrichting voor het afleiden van een kloksignaal.
AU640746B2 (en) * 1990-02-02 1993-09-02 Ketex Pty. Ltd. Improved video display transfer
WO1991011887A1 (en) * 1990-02-02 1991-08-08 Ketex Pty. Ltd. Improved video display transfer
CN1051183C (zh) * 1996-10-22 2000-04-05 俞强 同频多路抗干扰实时识别方法及系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2629706C3 (de) * 1976-07-02 1986-07-10 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur Übertragung und/oder Aufzeichnung von Farbfernsehsignalen
JPS6033031B2 (ja) * 1978-12-22 1985-07-31 ソニー株式会社 Ｐａｌ方式の同期信号発生器
US4446482A (en) * 1982-04-05 1984-05-01 Zenith Radio Corporation System for generating 2H pulses in a television receiver
US4533936A (en) * 1983-03-28 1985-08-06 General Electric Company System for encoding and decoding video signals
JPH0632459B2 (ja) * 1984-02-15 1994-04-27 株式会社日立製作所 映像信号の記録再生装置
FR2565448B1 (fr) * 1984-06-04 1986-10-10 France Etat Procede et dispositif d'extraction de synchronisation pour systeme de diffusion a multiplexage temporel de signaux numeriques et analogiques
US4758898A (en) * 1984-07-30 1988-07-19 Sanyo Electric Co., Ltd. Video signal recording and reproducing apparatus

Also Published As

Publication number Publication date
FI88094B (fi) 1992-12-15
EP0271540A4 (de) 1988-09-28
AU613313B2 (en) 1991-08-01
FI88094C (fi) 1993-03-25
DE3789498D1 (de) 1994-05-05
FI880474A (fi) 1988-02-02
MX167890B (es) 1993-04-21
ZA873823B (en) 1988-01-27
DK52888D0 (da) 1988-02-02
DK52888A (da) 1988-02-24
EP0271540B1 (de) 1994-03-30
CN87104065A (zh) 1988-01-06
JPH01500394A (ja) 1989-02-09
DK168507B1 (da) 1994-04-05
EP0271540A1 (de) 1988-06-22
AU7581587A (en) 1988-01-11
WO1987007810A1 (en) 1987-12-17
FI880474A0 (fi) 1988-02-02
CA1321830C (en) 1993-08-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee