DE69124845T2 - Fernsehvorrichtung mit Verarbeitung von Teletextsignalen - Google Patents

Fernsehvorrichtung mit Verarbeitung von Teletextsignalen

Info

Publication number
DE69124845T2
DE69124845T2 DE69124845T DE69124845T DE69124845T2 DE 69124845 T2 DE69124845 T2 DE 69124845T2 DE 69124845 T DE69124845 T DE 69124845T DE 69124845 T DE69124845 T DE 69124845T DE 69124845 T2 DE69124845 T2 DE 69124845T2
Authority
DE
Germany
Prior art keywords
teletext
signal
clock
processing
logic circuit
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
DE69124845T
Other languages
English (en)
Other versions
DE69124845D1 (de
Inventor
John Michael Rowe
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.)
Thomson Multimedia Sales UK Ltd
Original Assignee
Ferguson Ltd
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 Ferguson Ltd filed Critical Ferguson Ltd
Publication of DE69124845D1 publication Critical patent/DE69124845D1/de
Application granted granted Critical
Publication of DE69124845T2 publication Critical patent/DE69124845T2/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
    • H04N7/025—Systems for the transmission of digital non-picture data, e.g. of text during the active part of a television frame
    • H04N7/035—Circuits for the digital non-picture data signal, e.g. for slicing of the data signal, for regeneration of the data-clock signal, for error detection or correction of the data signal
    • H04N7/0352—Circuits for the digital non-picture data signal, e.g. for slicing of the data signal, for regeneration of the data-clock signal, for error detection or correction of the data signal for regeneration of the clock signal
    • 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
    • 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
    • H04N7/0882—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 for the transmission of character code signals, e.g. for teletext

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)
DE69124845T 1990-06-15 1991-06-07 Fernsehvorrichtung mit Verarbeitung von Teletextsignalen Expired - Fee Related DE69124845T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909013434A GB9013434D0 (en) 1990-06-15 1990-06-15 Television device with processing of teletext signals

Publications (2)

Publication Number Publication Date
DE69124845D1 DE69124845D1 (de) 1997-04-10
DE69124845T2 true DE69124845T2 (de) 1997-09-18

Family

ID=10677708

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69124845T Expired - Fee Related DE69124845T2 (de) 1990-06-15 1991-06-07 Fernsehvorrichtung mit Verarbeitung von Teletextsignalen

Country Status (7)

Country Link
EP (1) EP0461551B1 (de)
JP (1) JPH05122665A (de)
KR (1) KR0178398B1 (de)
AT (1) ATE149771T1 (de)
DE (1) DE69124845T2 (de)
ES (1) ES2100903T3 (de)
GB (2) GB9013434D0 (de)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4202012A (en) * 1977-03-15 1980-05-06 Matsushita Electric Industrial Co., Ltd. Sampling clock reproducing device
FR2496376B1 (fr) * 1980-12-11 1985-06-28 Signalisation Continental Procede et systeme de teletexte pour l'affichage de donnees sur l'ecran d'un recepteur de television
JPS598485A (ja) * 1982-07-05 1984-01-17 Matsushita Electric Ind Co Ltd 文字多重放送受信機
GB2126856B (en) * 1982-07-19 1986-02-12 Matsushita Electric Ind Co Ltd Sampling clock reproducing circuit
DE3242517A1 (de) * 1982-11-18 1984-05-24 Robert Bosch Gmbh, 7000 Stuttgart Zaehlvorrichtung fuer fernsehanlagen
US4620227A (en) * 1984-01-30 1986-10-28 Cybernetic Data Products Data decoder
FR2608873B1 (fr) * 1986-12-23 1989-03-24 Radiotechnique Compelec Dispositif de reception de donnees numeriques comportant un circuit de reconnaissance de debut de paquet

Also Published As

Publication number Publication date
DE69124845D1 (de) 1997-04-10
GB2245464A (en) 1992-01-02
KR0178398B1 (ko) 1999-05-01
GB9112462D0 (en) 1991-07-31
KR920001959A (ko) 1992-01-30
EP0461551A2 (de) 1991-12-18
GB9013434D0 (en) 1990-08-08
ES2100903T3 (es) 1997-07-01
EP0461551B1 (de) 1997-03-05
JPH05122665A (ja) 1993-05-18
EP0461551A3 (en) 1993-03-17
ATE149771T1 (de) 1997-03-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee