Recording and reproducing a time code signal together with digital video and audio signals
Abstract
In recording a time code signal together with digital video and audio signals, at least one channel of a digital audio signal is supplied to rotary heads scanning successive slant tracks on a tape for recording in intermediate sections of the slant tracks, a digital video signal is supplied to the same heads for recording in other sections of the slant tracks situated before and after the intermediate sections and being relatively longer than the latter, and the time code signal is also supplied to the rotary heads for recording in the intermediate sections with the same time codes being represented by the time code signal recorded in the intermediate sections of a successive plurality of the slant tracks which contain the digital video signal for a respective frame.

Term
Term ended
Projected expiry passed 8 April 2007, 19.5 years ago.
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- Projected expiry
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1 sheet
Sheet 1
Every citation, both ways
| Document | Relation | Office | Category | Cited during |
|---|---|---|---|---|
| US4468710A | Cites | United States of America | A | Search report |
21 members in 9 offices
Priority claims3
| Document | Office | Kind | Date |
|---|---|---|---|
| 8161386 | Japan | – | |
| 8161386 | Japan | A | |
| JP19860081613 | – | – | – |
Members21
| Document | Office | Kind | |
|---|---|---|---|
| EP0241014A2 | European Patent Office (EPO) | A2 | |
| AU7134487A | Australia | A | |
| JPS62237876A | Japan | A | |
| CN87103558A | China | A | |
| KR870010532A | Republic of Korea | A | |
| JPH01251489A | Japan | A | |
| KR890015600A | Republic of Korea | A | |
| US4914527A | United States of America | A | |
| CN1009608B | China | B | |
| AU601969B2 | Australia | B2 | |
| CA1284213C | Canada | C | |
| EP0241014A3This record | European Patent Office (EPO) | A3 | |
| EP0241014B1 | European Patent Office (EPO) | B1 | |
| AT123897T | Austria | T | |
| ATE123897T1 | Austria | T1 | |
| DE3751343D1 | Germany | D1 | |
| DE3751343T2 | Germany | T2 | |
| KR960000449B1 | Republic of Korea | B1 | |
| JP2513182B2 | Japan | B2 | |
| KR970006702B1 | Republic of Korea | B1 | |
| JP2679095B2 | Japan | B2 |
31 legal events, as 3 offices reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | Office | |
|---|---|---|---|
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Se: european patent has lapsedLapsedEUG | EUG | EP | |
| Nl: ceased due to reaching the maximum lifetime of a patentCeasedNLV7 | NLV7 | EP | |
| Patent expired after termination of 20 yearsExpiredPE20 | PE20 | GB | |
| Patent ceasedCeasedPL | PL | CH | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| European patent in force as of 2002-01-01IF02 | IF02 | GB | |
| No opposition filedOpposition26N | 26N | EP | |
| No opposition filed within time limitOppositionORIGINAL CODE: 0009261PLBE | PLBE | EP | |
| Information on the status of an ep patent application or granted ep patentGrantedSTATUS: NO OPPOSITION FILED WITHIN TIME LIMITSTAA | STAA | EP | |
| Fr: translation filedET | ET | EP | |
| Corresponds to:REF | REF | EP | |
| Designated contracting statesAK | AK | EP | |
| Corresponds to:REF | REF | EP | |
| It: translation for a ep patent filedITF | ITF | EP | |
| It: translation for a ep patent filedITF | ITF | EP | |
| (expected) grantORIGINAL CODE: 0009210GRAA | GRAA | EP | |
| First examination report despatched17Q | 17Q | EP | |
| Request for examination filed17P | 17P | EP | |
| Designated contracting statesAK | AK | EP | |
| Search report despatchedORIGINAL CODE: 0009013PUAL | PUAL | EP | |
| Designated contracting statesAK | AK | EP | |
| Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI | PUAI | EP |
Numbers
- Publication
- 0241014
- Publication, DOCDB
- 0241014
- Publication, EPODOC
- EP0241014
- Application
- 105209
- Application, DOCDB
- 87105209
- Application, EPODOC
- EP19870105209
Titles3
- English
- Recording and reproducing a time code signal together with digital video and audio signals
- German
- Aufzeichnung und Wiedergabe eines Zeitkodesignals zusammen mit digitalen Video- und Tonsignalen
- French
- Enregistrement et reproduction d'un signal de code de temps avec des signaux vidéo et audio numériques
Classification
- CPC, 10
- H04N9/802
- G11B20/1803
- G11B20/1809
- G11B27/3036
- G11B27/323
- G11B2220/90
- H04N5/92
- H04N5/926
- H04N5/9268
- H04N5/945
- IPC, 10
- G11B20 12
- G11B20 18
- G11B27 30
- G11B27 32
- H04N5 78
- H04N5 7826
- H04N5 92
- H04N5 926
- H04N5 945
- H04N9 802
Designated states9
- Contracting states, 9
- Austria
- Switzerland
- Germany
- France
- United Kingdom
- Italy
- Liechtenstein
- Netherlands (Kingdom of the)
- Sweden