CA1044797A - Systemes de television - Google Patents
Systemes de televisionInfo
- Publication number
- CA1044797A CA1044797A CA205,846A CA205846A CA1044797A CA 1044797 A CA1044797 A CA 1044797A CA 205846 A CA205846 A CA 205846A CA 1044797 A CA1044797 A CA 1044797A
- Authority
- CA
- Canada
- Prior art keywords
- characters
- received
- memory device
- digitized
- information
- 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
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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Systems (AREA)
- Image Generation (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3620673A GB1486772A (en) | 1973-07-30 | 1973-07-30 | Television systems |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1044797A true CA1044797A (fr) | 1978-12-19 |
Family
ID=10385959
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA205,846A Expired CA1044797A (fr) | 1973-07-30 | 1974-07-29 | Systemes de television |
Country Status (6)
Country | Link |
---|---|
JP (2) | JPS5072518A (fr) |
CA (1) | CA1044797A (fr) |
DE (1) | DE2435794C2 (fr) |
FR (1) | FR2239832A1 (fr) |
GB (1) | GB1486772A (fr) |
IT (1) | IT1017734B (fr) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1478695A (en) * | 1974-09-26 | 1977-07-06 | Texas Instruments Ltd | Data handling apparatus |
JPS51131223A (en) * | 1975-05-08 | 1976-11-15 | Nippon Telegr & Teleph Corp <Ntt> | Type printing control method for ink jet printer |
GB1526232A (en) * | 1975-10-08 | 1978-09-27 | Texas Instruments Ltd | Digital data storage systems |
US4025851A (en) * | 1975-11-28 | 1977-05-24 | A.C. Nielsen Company | Automatic monitor for programs broadcast |
GB1568378A (en) * | 1976-01-30 | 1980-05-29 | Micro Consultants Ltd | Video processing system |
DE2760394C2 (fr) * | 1976-09-06 | 1988-12-22 | Etablissement Public De Diffusion Dit "Telediffusion De France", Montrouge, Fr | |
JPS55156485A (en) * | 1979-05-23 | 1980-12-05 | Sony Corp | Character broadcast receiver |
NL8002412A (nl) * | 1980-04-25 | 1981-11-16 | Philips Nv | Informatie-overdracht in wederzijdse richting over een "long distance video interface" (ldvi) kabel. |
DE3047597C2 (de) * | 1980-12-17 | 1984-08-16 | Siemens AG, 1000 Berlin und 8000 München | Anordnung zum Verteilen von Information und zum raschen und gezielten Auffinden von einen Adressenteil aufweisenden Informationseinheiten |
JPS6145279A (ja) * | 1984-08-09 | 1986-03-05 | 株式会社東芝 | スム−ジング回路 |
JPS61142591A (ja) * | 1984-12-13 | 1986-06-30 | Toshiba Corp | 半導体記憶装置 |
US4953027A (en) * | 1989-04-24 | 1990-08-28 | Motorola Inc. | OSD in a TV receiver including a window, smoothing and edge enhancing |
US5333135A (en) * | 1993-02-01 | 1994-07-26 | North American Philips Corporation | Identification of a data stream transmitted as a sequence of packets |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL153347B (nl) * | 1968-02-16 | 1977-05-16 | Philips Nv | Inrichting voor het op een televisiescherm weergeven van digitale informatie. |
DE2058681C3 (de) * | 1970-11-28 | 1974-04-11 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Im Fernsehmodus arbeitende Einrichtung zum Senden, Empfangen und Darstellen kodierter Informationen |
-
1973
- 1973-07-30 GB GB3620673A patent/GB1486772A/en not_active Expired
-
1974
- 1974-07-25 DE DE19742435794 patent/DE2435794C2/de not_active Expired
- 1974-07-29 FR FR7426210A patent/FR2239832A1/fr not_active Withdrawn
- 1974-07-29 CA CA205,846A patent/CA1044797A/fr not_active Expired
- 1974-07-30 IT IT2574774A patent/IT1017734B/it active
- 1974-07-30 JP JP8859574A patent/JPS5072518A/ja active Pending
-
1982
- 1982-02-19 JP JP57026707A patent/JPS57159186A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
IT1017734B (it) | 1977-08-10 |
DE2435794A1 (de) | 1975-03-13 |
GB1486772A (en) | 1977-09-21 |
AU7176874A (en) | 1976-01-29 |
JPS57159186A (en) | 1982-10-01 |
JPS5072518A (fr) | 1975-06-16 |
DE2435794C2 (de) | 1983-09-08 |
FR2239832A1 (fr) | 1975-02-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |
Effective date: 19951219 |