EP0212582 - Demodulation system capable of establishing synchronization in a transient state [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 14.10.1993 Database last updated on 26.06.2024 | Most recent event Tooltip | 14.10.1993 | No opposition filed within time limit | published on 01.12.1993 [1993/48] | Applicant(s) | For all designated states NEC Corporation 7-1, Shiba 5-chome Minato-ku Tokyo 108-8001 / JP | [N/P] |
Former [1987/10] | For all designated states NEC CORPORATION 7-1, Shiba 5-chome Minato-ku Tokyo / JP | Inventor(s) | 01 /
Yoshida, Yasuharu c/o NEC Corporation 33-1, Shiba 5-chome Minato-ku Tokyo / JP | 02 /
Tahara, Masato c/o NEC Corporation 33-1, Shiba 5-chome Minato-ku Tokyo / JP | 03 /
Yagi, Manabu c/o NEC Corporation 33-1, Shiba 5-chome Minato-ku Tokyo / JP | 04 /
Matsuura, Toru c/o NEC Corporation 33-1, Shiba 5-chome Minato-ku Tokyo / JP | [1987/10] | Representative(s) | Vossius & Partner Patentanwälte Rechtsanwälte mbB Siebertstrasse 3 81675 München / DE | [N/P] |
Former [1987/10] | VOSSIUS & PARTNER Postfach 86 07 67 D-81634 München / DE | Application number, filing date | 86111275.3 | 14.08.1986 | [1987/10] | Priority number, date | JP19850178501 | 15.08.1985 Original published format: JP 17850185 | JP19850178502 | 15.08.1985 Original published format: JP 17850285 | JP19850178503 | 15.08.1985 Original published format: JP 17850385 | JP19850178504 | 15.08.1985 Original published format: JP 17850485 | [1987/10] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0212582 | Date: | 04.03.1987 | Language: | EN | [1987/10] | Type: | A3 Search report | No.: | EP0212582 | Date: | 08.02.1989 | Language: | EN | [1989/06] | Type: | B1 Patent specification | No.: | EP0212582 | Date: | 09.12.1992 | Language: | EN | [1992/50] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 21.12.1988 | Classification | IPC: | H04L27/06 | [1987/10] | CPC: |
H04L27/38 (EP,US)
| Designated contracting states | DE, FR, GB, IT, NL [1987/10] | Title | German: | Zur Synchronisationsherstellung in einem Übergangszustand geeignetes Demodulationssystem | [1987/10] | English: | Demodulation system capable of establishing synchronization in a transient state | [1987/10] | French: | Système de démodulation capable d'établir une synchronisation dans un état transitoire | [1987/10] | Examination procedure | 20.08.1986 | Examination requested [1987/10] | 25.02.1991 | Despatch of a communication from the examining division (Time limit: M06) | 09.09.1991 | Reply to a communication from the examining division | 23.09.1991 | Despatch of a communication from the examining division (Time limit: M04) | 03.02.1992 | Reply to a communication from the examining division | 03.03.1992 | Despatch of communication of intention to grant (Approval: No) | 05.06.1992 | Despatch of communication of intention to grant (Approval: later approval) | 12.06.1992 | Communication of intention to grant the patent | 27.08.1992 | Fee for grant paid | 27.08.1992 | Fee for publishing/printing paid | Opposition(s) | 10.09.1993 | No opposition filed within time limit [1993/48] | Fees paid | Renewal fee | 30.08.1988 | Renewal fee patent year 03 | 30.08.1989 | Renewal fee patent year 04 | 30.08.1990 | Renewal fee patent year 05 | 30.08.1991 | Renewal fee patent year 06 | 27.08.1992 | Renewal fee patent year 07 |
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Documents cited: | Search | [X] - IEEE TRANSACTIONS ON COMMUNICATIONS, vol. COM-30, no. 10, October 1982, pages 2385-2390, IEEE, New York, US; Y.MATSUO et al.: "Carrier recovery systems for arbitrarily mapped APK signals" | [Y] - THE BELL SYSTEM TECHNICAL JOURNAL, vol. 55, no. 3, March 1976, pages 317-334, American Telephone and Telegraph Company, New York, US; D.D.FALCONER: "Jointly adaptive equalization and carrier recovery in two-dimensional digital communication systems" |