CA1044797A - Television systems - Google Patents
Television systemsInfo
- 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
- 230000000007 visual effect Effects 0.000 claims description 14
- 239000011159 matrix material Substances 0.000 claims description 9
- 230000000295 complement effect Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims 2
- 230000005540 biological transmission Effects 0.000 abstract description 12
- 238000003860 storage Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 241000736839 Chara Species 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000015654 memory Effects 0.000 description 3
- 108700012364 REG1 Proteins 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 101100087530 Caenorhabditis elegans rom-1 gene Proteins 0.000 description 1
- 239000004243 E-number Substances 0.000 description 1
- 235000019227 E-number Nutrition 0.000 description 1
- 101100128278 Mus musculus Lins1 gene Proteins 0.000 description 1
- 101100305983 Mus musculus Rom1 gene Proteins 0.000 description 1
- 241000613130 Tima Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
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 (en) | 1978-12-19 |
Family
ID=10385959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA205,846A Expired CA1044797A (en) | 1973-07-30 | 1974-07-29 | Television systems |
Country Status (6)
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 |
| DE2740329C2 (de) * | 1976-09-06 | 1987-03-26 | L'Etat Français, représenté par le Secrétaire d'Etat aux Postes et Télécommunications (Centre National d'Etudes des Télécommunications), Issy-les-Moulineaux | Teletextsystem |
| 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/en 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 |
|---|---|
| JPS57159186A (en) | 1982-10-01 |
| FR2239832A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-02-28 |
| AU7176874A (en) | 1976-01-29 |
| DE2435794A1 (de) | 1975-03-13 |
| GB1486772A (en) | 1977-09-21 |
| JPS5072518A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-06-16 |
| IT1017734B (it) | 1977-08-10 |
| DE2435794C2 (de) | 1983-09-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4052719A (en) | Television receiver system having facility for storage and display of character information selected from digitally encoded broadcast transmissions | |
| EP0141460B1 (en) | Teletext decoder for use in a television receiver arrangement | |
| US3982064A (en) | Combined television/data transmission system | |
| CA1044797A (en) | Television systems | |
| US3996583A (en) | System for processing data signals for insertion in television signals | |
| US4358790A (en) | Electrical data pulse slicing | |
| US3493674A (en) | Television message system for transmitting auxiliary information during the vertical blanking interval of each television field | |
| US4388645A (en) | Teletext communication system with timed multipage local memory | |
| US4361848A (en) | System for digitally transmitting and displaying data on television receiver screen | |
| US4213124A (en) | System for digitally transmitting and displaying texts on television screen | |
| US3982065A (en) | Combined television/data receivers | |
| GB1579696A (en) | Chroma control for television control apparatus | |
| US3666888A (en) | Pcm-tv system using a unique word for horizontal time synchronization | |
| US4090220A (en) | Wired broadcasting systems for processing coded data representative of subscriber station conditions | |
| US5027211A (en) | Multi-channel message display system and method | |
| EP0219909B1 (en) | Teletext decoders | |
| US4323892A (en) | Alpha-numeric character generator arrangement | |
| EP0299582B1 (en) | Teletext decoders | |
| US3749831A (en) | Television multiplexing system | |
| GB1593423A (en) | Digital transmission system | |
| GB2063627A (en) | Arrangement for determining a data slicing level for a bi-amplitude data pulse signal | |
| JPS6231553B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| US2879324A (en) | Video scrambling and unscrambling system | |
| JPS6123713B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| GB2068699A (en) | Character display using two ROM-stored character patterns for each character |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |
Effective date: 19951219 |