ATE94711T1 - Datenuebertragung. - Google Patents

Datenuebertragung.

Info

Publication number
ATE94711T1
ATE94711T1 AT89306282T AT89306282T ATE94711T1 AT E94711 T1 ATE94711 T1 AT E94711T1 AT 89306282 T AT89306282 T AT 89306282T AT 89306282 T AT89306282 T AT 89306282T AT E94711 T1 ATE94711 T1 AT E94711T1
Authority
AT
Austria
Prior art keywords
transmitted
data transfer
codes
blocks
chain code
Prior art date
Application number
AT89306282T
Other languages
English (en)
Inventor
Adrian Paul Robinson
Original Assignee
British Broadcasting Corp
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 British Broadcasting Corp filed Critical British Broadcasting Corp
Application granted granted Critical
Publication of ATE94711T1 publication Critical patent/ATE94711T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0602—Systems characterised by the synchronising information used
    • H04J3/0605—Special codes used as synchronising signal
    • H04J3/0611—PN codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/025—Systems for the transmission of digital non-picture data, e.g. of text during the active part of a television frame
    • 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
    • H04N7/081—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 the additional information signals being transmitted by means of a subcarrier
    • 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
    • H04N7/24—Systems for the transmission of television signals using pulse code modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Dc Digital Transmission (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
AT89306282T 1988-06-23 1989-06-22 Datenuebertragung. ATE94711T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB888814976A GB8814976D0 (en) 1988-06-23 1988-06-23 Data transmission
EP89306282A EP0348188B1 (de) 1988-06-23 1989-06-22 Datenübertragung

Publications (1)

Publication Number Publication Date
ATE94711T1 true ATE94711T1 (de) 1993-10-15

Family

ID=10639231

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89306282T ATE94711T1 (de) 1988-06-23 1989-06-22 Datenuebertragung.

Country Status (5)

Country Link
EP (1) EP0348188B1 (de)
AT (1) ATE94711T1 (de)
DE (1) DE68909122T2 (de)
ES (1) ES2045438T3 (de)
GB (2) GB8814976D0 (de)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB975792A (en) * 1962-07-07 1964-11-18 Ferranti Ltd Improvements relating to remote indicating
DE2827615B2 (de) * 1978-06-23 1981-08-27 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren und Schaltungsanordnung zum Synchronisieren zwei oder mehrerer räumlich voneinander entfernter digital arbeitender nachrichtentechnischer Einrichtungen
US4577059A (en) * 1982-01-29 1986-03-18 Gretag Aktiengesellschaft Decoding process and apparatus
GB2124807B (en) * 1982-07-16 1985-11-27 British Broadcasting Corp Data transmission
SE435979B (sv) * 1983-03-14 1984-10-29 Ericsson Telefon Ab L M Anordning for kryptering/dekryptering av digitala meddelanden

Also Published As

Publication number Publication date
EP0348188B1 (de) 1993-09-15
DE68909122T2 (de) 1994-01-13
DE68909122D1 (de) 1993-10-21
GB2220094A (en) 1989-12-28
GB8814976D0 (en) 1988-07-27
EP0348188A3 (en) 1990-07-18
GB8914330D0 (en) 1989-08-09
EP0348188A2 (de) 1989-12-27
GB2220094B (en) 1991-11-20
ES2045438T3 (es) 1994-01-16

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee