Content reproduction apparatus, content recording apparatus, network system, and content recording/reproduction method
Abstract
A content reproduction apparatus includes: an original content reception section for receiving streams of original content; an encrypted content transmission section for encrypting the streams of original content received by the original content reception section for transmission so as to be recorded on an external content recording apparatus through a network; an information transmission section for transmitting information about the transmitted content including identifying information of a self apparatus so as to be recorded on a recording medium of the content recording apparatus in association with the encrypted streams of content; a content requesting section for requesting the content recording apparatus to acquire the encrypted streams of content recorded in association with the identifying information of the self apparatus; and a content reproduction section for receiving the encrypted streams of content transmitted from the content recording apparatus in accordance with the request, and decrypting the encryption for reproduction.

Term
Term ended
Projected expiry passed 3 March 2025, 1.6 years ago.
- Priority
- Filed
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- Projected expiry
- Today
1 sheet
Sheet 1
Every citation, both waysCites: the store holds 3 of 4
| Document | Relation | Office | Category | Cited during | Relevant claims |
|---|---|---|---|---|---|
| WO03032620A2 | Cites | World Intellectual Property Organization (WIPO) | X | Search report | 1-12 |
| WO03067594A1 | Cites | World Intellectual Property Organization (WIPO) | X | Search report | 1-12 |
| US2003158958A1 | Cites | United States of America | X | Search report | 1-12 |
13 members in 7 offices
Priority claims4
| Document | Office | Kind | Date |
|---|---|---|---|
| 2004060012 | Japan | A | |
| 2004060012 | Japan | – | |
| 2004060012 | – | – | – |
| JP20040060012 | – | – | – |
Members13
| Document | Office | Kind | |
|---|---|---|---|
| US2005196145A1 | United States of America | A1 | |
| JP2005250822A | Japan | A | |
| TW200530939A | Taiwan Province of China | A | |
| CN1678065A | China | A | |
| EP1589753A2 | European Patent Office (EPO) | A2 | |
| KR20060043370A | Republic of Korea | A | |
| TWI260554B | Taiwan Province of China | B | |
| EP1589753A3This record | European Patent Office (EPO) | A3 | |
| CN100401773C | China | C | |
| JP4649850B2 | Japan | B2 | |
| US7970137B2 | United States of America | B2 | |
| KR101089857B1 | Republic of Korea | B1 | |
| MY146417A | Malaysia | A |
16 legal events, as the office reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | |
|---|---|---|
| Information provided on ipc code assigned before grantRIC1 | RIC1 | |
| Information provided on ipc code assigned before grantRIC1 | RIC1 | |
| Application deemed to be withdrawnWithdrawn18D | 18D | |
| Information on the status of an ep patent application or granted ep patentGrantedSTATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWNSTAA | STAA | |
| Information on the status of an ep patent application or granted ep patentGrantedSTATUS: EXAMINATION IS IN PROGRESSSTAA | STAA | |
| First examination report despatched17Q | 17Q | |
| Designation fees paidAKX | AKX | |
| Request for examination filed17P | 17P | |
| Designated contracting statesAK | AK | |
| Request for extension of the european patentAX | AX | |
| Information provided on ipc code assigned before grantRIC1 | RIC1 | |
| Information provided on ipc code assigned before grantRIC1 | RIC1 | |
| Search report despatchedORIGINAL CODE: 0009013PUAL | PUAL | |
| Designated contracting statesAK | AK | |
| Request for extension of the european patentAX | AX | |
| Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI | PUAI |
Numbers
- Publication
- 1589753
- Publication, DOCDB
- 1589753
- Publication, EPODOC
- EP1589753
- Application
- 5251286
- Application, DOCDB
- 05251286
- Application, EPODOC
- EP20050251286
Titles3
- German
- Verfahren und Vorrichtung zum Reproduzieren/Wiedergaben von Dateien und Netzwerksystem
- English
- Content reproduction apparatus, content recording apparatus, network system, and content recording/reproduction method
- French
- Appareil de reproduction de contenu, appareil d'enregistrement de contenu, système de réseau et méthode de reproduction/enregistrement de contenu
Classification
- CPC, 7
- H04N5/765
- H04N21/2747
- H04N21/42684
- H04N21/4334
- H04N21/43615
- H04N21/43622
- H04N21/4367
- IPC, 12
- H04N5 76
- G06F21 00
- G06F21 10
- G06F21 62
- G09C1 00
- H04N5 00
- H04N5 765
- H04N21 2747
- H04N21 426
- H04N21 433
- H04N21 436
- H04N21 4367
Designated states36
- Contracting states, 30
- Austria
- Belgium
- Bulgaria
- Switzerland
- Cyprus
- Czechia
- Germany
- Denmark
- Estonia
- Spain
- Finland
- France
- United Kingdom
- Greece
- Hungary
- Ireland
- Iceland
- Italy
- Liechtenstein
- Lithuania
- Luxembourg
- Monaco
- Netherlands (Kingdom of the)
- Poland
and 6 moreShow fewer
- Portugal
- Romania
- Sweden
- Slovenia
- Slovakia
- Türkiye
- Extension states, 6
- Albania
- Bosnia and Herzegovina
- Croatia
- Latvia
- North Macedonia
- Yugoslavia, later Serbia and Montenegro (until 2006)