Information recording method and apparatus
Abstract
An information recording apparatus for recording data into a recording medium taking as recording unit a sector corresponding to a predetermined amount of information signal, comprises a file management unit (5) to classify an information signal for recording into the recording medium (101) into a number, two or more, of groups depending upon the importance ofthe information signal, and a write/read unit (6) to record the information signal into the recording medium (101) while dealing with a defective sector, if any, in the recording medium (101) in a manner designated for the group to which the information signal has been classified to belong at the above classifying step, and record a highly important information signal, when a defective sector is found by checking up the information signal recorded in the recording medium (101), into another sector.

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1 sheet
Sheet 1
Every citation, both waysCites: the store holds 4 of 5
| Document | Relation | Office | Category | Cited during | Relevant claims |
|---|---|---|---|---|---|
| EP0383298A2 | Cites | European Patent Office (EPO) | X | Search report | 1-12 |
| EP0545711A2 | Cites | European Patent Office (EPO) | A | Search report | 1,2,7,8 |
| EP0697699A2 | Cites | European Patent Office (EPO) | A | Search report | 1-4,7-10 |
| US5646923A | Cites | United States of America | A | Search report | – |
| PATENT ABSTRACTS OF JAPAN vol. 014, no. 465 (P - 1114) 9 October 1990 (1990-10-09) | Non-patent | – | – | Search report | – |
14 members in 7 offices
Priority claims3
| Document | Office | Kind | Date |
|---|---|---|---|
| 2867898 | Japan | A | |
| 2867898 | Japan | – | |
| JP19980028678 | – | – | – |
Members14
| Document | Office | Kind | |
|---|---|---|---|
| EP0936611A2 | European Patent Office (EPO) | A2 | |
| JPH11232791A | Japan | A | |
| KR19990072508A | Republic of Korea | A | |
| EP0936611A3This record | European Patent Office (EPO) | A3 | |
| CN1232263A | China | A | |
| TW419650B | Taiwan Province of China | B | |
| US6356521B1 | United States of America | B1 | |
| US2002057636A1 | United States of America | A1 | |
| CN1143307C | China | C | |
| US6728175B2 | United States of America | B2 | |
| EP0936611B1 | European Patent Office (EPO) | B1 | |
| DE69929397D1 | Germany | D1 | |
| DE69929397T2 | Germany | T2 | |
| KR100714659B1 | Republic of Korea | B1 |
32 legal events, as 5 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 | |
| Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal feeWithdrawnR119 | R119 | DE | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Notification of lapseLapsedST | ST | FR | |
| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | EP | |
| Gb: european patent ceased through non-payment of renewal feeCeasedGBPC | GBPC | EP | |
| Lapsed because of non-payment of the annual feeLapsedV1 | V1 | NL | |
| Declaration of willingness to licenceR084 | R084 | DE | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | EP | |
| Register noted 'licences of right' (sect. 46/1977)746 | 746 | GB | |
| 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 | |
| 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 | |
| (expected) grantORIGINAL CODE: 0009210GRAA | GRAA | EP | |
| Grant fee paidORIGINAL CODE: EPIDOSNIGR3GRAS | GRAS | EP | |
| Despatch of communication of intention to grant a patentORIGINAL CODE: EPIDOSNIGR1GRAP | GRAP | EP | |
| First examination report despatched17Q | 17Q | EP | |
| Designation fees paidDE FR GB NLAKX | AKX | EP | |
| Request for examination filed17P | 17P | EP | |
| Designated contracting statesAK | AK | EP | |
| Request for extension of the european patentAL;LT;LV;MK;RO;SIAX | AX | EP | |
| Search report despatchedORIGINAL CODE: 0009013PUAL | PUAL | EP | |
| Designated contracting statesAK | AK | EP | |
| Request for extension of the european patentAL;LT;LV;MK;RO;SIAX | AX | 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
- 0936611
- Publication, DOCDB
- 0936611
- Publication, EPODOC
- EP0936611
- Application
- 99300907
- Application, DOCDB
- 99300907
- Application, EPODOC
- EP19990300907
Titles3
- German
- Informationsaufzeichnungsverfahren und -gerät
- English
- Information recording method and apparatus
- French
- Méthode et appareil d'enregistrement d'information
Classification
- CPC, 3
- G11C29/70
- G11B20/1883
- G11B2220/20
- IPC, 4
- G11B20 10
- G11B20 12
- G11B20 18
- G11C29 00
Designated states2
- Contracting states, 1
- Sweden
- Extension states, 1
- Slovenia