GB2054328B - Teletext decoder - Google Patents

Teletext decoder

Info

Publication number
GB2054328B
GB2054328B GB8023135A GB8023135A GB2054328B GB 2054328 B GB2054328 B GB 2054328B GB 8023135 A GB8023135 A GB 8023135A GB 8023135 A GB8023135 A GB 8023135A GB 2054328 B GB2054328 B GB 2054328B
Authority
GB
United Kingdom
Prior art keywords
teletext decoder
teletext
decoder
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
GB8023135A
Other versions
GB2054328A (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.)
TECHNALOGICS COMPUTING Ltd
Original Assignee
TECHNALOGICS COMPUTING 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 TECHNALOGICS COMPUTING Ltd filed Critical TECHNALOGICS COMPUTING Ltd
Priority to GB8023135A priority Critical patent/GB2054328B/en
Publication of GB2054328A publication Critical patent/GB2054328A/en
Application granted granted Critical
Publication of GB2054328B publication Critical patent/GB2054328B/en
Expired 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
    • H04N7/087—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
GB8023135A 1979-07-20 1980-07-16 Teletext decoder Expired GB2054328B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8023135A GB2054328B (en) 1979-07-20 1980-07-16 Teletext decoder

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7925288 1979-07-20
GB8023135A GB2054328B (en) 1979-07-20 1980-07-16 Teletext decoder

Publications (2)

Publication Number Publication Date
GB2054328A GB2054328A (en) 1981-02-11
GB2054328B true GB2054328B (en) 1983-03-30

Family

ID=26272257

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8023135A Expired GB2054328B (en) 1979-07-20 1980-07-16 Teletext decoder

Country Status (1)

Country Link
GB (1) GB2054328B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7747217B1 (en) * 1981-11-03 2010-06-29 Personalized Media Communications, Llc Signal processing apparatus and methods

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2514974B1 (en) * 1981-10-15 1986-11-28 Telediffusion Fse PACKET DATA BROADCASTING SYSTEM
GB8328601D0 (en) * 1983-10-26 1983-11-30 Givertz M J Data retrieval system
GB2149544B (en) * 1983-11-08 1987-03-25 Standard Telephones Cables Ltd Electronic books for the partially sighted
US4595952A (en) * 1983-11-29 1986-06-17 Rca Corporation Teletext decoder having a register array for operating on pixel words
DE3641406A1 (en) * 1986-12-04 1988-06-09 Grundig Emv DEVICE FOR DECODING A SATELLITE TELEVISION SIGNAL

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7747217B1 (en) * 1981-11-03 2010-06-29 Personalized Media Communications, Llc Signal processing apparatus and methods

Also Published As

Publication number Publication date
GB2054328A (en) 1981-02-11

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee