ATE139400T1 - Verfahren zur nachrichtenübertragung über einen fernsehkanal mit dem teletextsystem - Google Patents
Verfahren zur nachrichtenübertragung über einen fernsehkanal mit dem teletextsystemInfo
- Publication number
- ATE139400T1 ATE139400T1 AT91830068T AT91830068T ATE139400T1 AT E139400 T1 ATE139400 T1 AT E139400T1 AT 91830068 T AT91830068 T AT 91830068T AT 91830068 T AT91830068 T AT 91830068T AT E139400 T1 ATE139400 T1 AT E139400T1
- Authority
- AT
- Austria
- Prior art keywords
- bytes
- field
- data
- forming
- packet
- Prior art date
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
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP91830068A EP0505659B1 (de) | 1991-02-28 | 1991-02-28 | Verfahren zur Nachrichtenübertragung über einen Fernsehkanal mit dem Teletextsystem |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE139400T1 true ATE139400T1 (de) | 1996-06-15 |
Family
ID=8208930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT91830068T ATE139400T1 (de) | 1991-02-28 | 1991-02-28 | Verfahren zur nachrichtenübertragung über einen fernsehkanal mit dem teletextsystem |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0505659B1 (de) |
AT (1) | ATE139400T1 (de) |
DE (1) | DE69120252T2 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3546664C3 (de) * | 1985-02-22 | 1995-10-26 | Bosch Gmbh Robert | Verfahren zum Betreiben einer Datenverarbeitungsanlage |
US5333135A (en) * | 1993-02-01 | 1994-07-26 | North American Philips Corporation | Identification of a data stream transmitted as a sequence of packets |
CN1048611C (zh) * | 1993-05-26 | 2000-01-19 | 皇家菲利浦电子有限公司 | 提供扩展电视信号的方法,对该信号译码的译码器和方法 |
IT1271320B (it) * | 1994-12-23 | 1997-05-27 | Italtel Spa | Sistema di televisione interattiva |
CN1134936C (zh) * | 2001-02-06 | 2004-01-14 | 华为技术有限公司 | 一种视讯业务的实现方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2509553A1 (fr) * | 1981-07-10 | 1983-01-14 | Efcis | Procede de diffusion de donnees sur canal de television |
FR2514974B1 (fr) * | 1981-10-15 | 1986-11-28 | Telediffusion Fse | Systeme de diffusion de donnees par paquets |
GB8310315D0 (en) * | 1983-04-15 | 1983-05-18 | British Broadcasting Corp | Multiplexed digital data transmission |
IT1215752B (it) * | 1988-01-22 | 1990-02-22 | Rai Radiotelevisione Italiana | Procedimento per la trasmissione di messaggi di dati su canale televisivo, nell'ambito del sistema teletext. |
-
1991
- 1991-02-28 AT AT91830068T patent/ATE139400T1/de not_active IP Right Cessation
- 1991-02-28 EP EP91830068A patent/EP0505659B1/de not_active Expired - Lifetime
- 1991-02-28 DE DE69120252T patent/DE69120252T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0505659A1 (de) | 1992-09-30 |
DE69120252D1 (de) | 1996-07-18 |
EP0505659B1 (de) | 1996-06-12 |
DE69120252T2 (de) | 1996-10-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |