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Extract from the Register of European Patents

EP About this file: EP0833483

EP0833483 - Phase comparator for demodulator using differential detection [Right-click to bookmark this link]
StatusThe application has been withdrawn
Status updated on  13.10.2006
Database last updated on 31.08.2024
Most recent event   Tooltip13.10.2006Withdrawal of applicationpublished on 15.11.2006  [2006/46]
Applicant(s)For all designated states
MITSUBISHI DENKI KABUSHIKI KAISHA
7-3, Marunouchi 2-chome Chiyoda-ku
Tokyo 100-8310 / JP
[2006/18]
Former [1998/14]For all designated states
MITSUBISHI DENKI KABUSHIKI KAISHA
2-3, Marunouchi 2-chome Chiyoda-ku
Tokyo 100 / JP
Inventor(s)01 / Kojima, Toshiharu, c/o Mitsubishi Denki K.K.
Tsushin System Kenkyusho, 1-1, Ofuna 5-chome
Kamakura-shi, Kanagawa 247 / JP
[1998/14]
Representative(s)Pfenning, Meinig & Partner mbB
Patent- und Rechtsanwälte
Theresienhöhe 11a
80339 München / DE
[N/P]
Former [1998/14]Pfenning, Meinig & Partner
Mozartstrasse 17
80336 München / DE
Application number, filing date97120802.024.12.1992
[1998/14]
Priority number, dateJP1991034724527.12.1991         Original published format: JP 34724591
JP1992005358312.03.1992         Original published format: JP 5358392
JP1992006712425.03.1992         Original published format: JP 6712492
[1998/14]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0833483
Date:01.04.1998
Language:EN
[1998/14]
Type: A3 Search report 
No.:EP0833483
Date:16.08.2006
[2006/33]
Search report(s)(Supplementary) European search report - dispatched on:EP14.07.2006
ClassificationIPC:H04L27/22, H03D7/00, H03D13/00, H03B21/00, H04L27/233
[2006/33]
CPC:
H04L27/2332 (EP,US); H03D13/001 (EP,US); H03D13/003 (EP,US);
H03D7/00 (EP,US); H04L27/2337 (EP,US); H03D2200/007 (EP,US);
H03D7/161 (EP,US); H03D7/165 (EP,US) (-)
Former IPC [1998/14]H04L27/233
Designated contracting statesDE,   FR,   GB,   IT,   SE [1998/14]
TitleGerman:Phasenkomparator für Demodulator mit Differenzdetektion[1998/14]
English:Phase comparator for demodulator using differential detection[1998/14]
French:Dispositif comparateur de phase pour démodulateur utilisant une détection différentielle[1998/14]
Examination procedure12.12.1997Examination requested  [1998/14]
11.10.2006Application withdrawn by applicant  [2006/46]
Parent application(s)   TooltipEP92121972.1  / EP0548982
Fees paidRenewal fee
27.11.1997Renewal fee patent year 03
27.11.1997Renewal fee patent year 04
27.11.1997Renewal fee patent year 05
27.11.1997Renewal fee patent year 06
29.12.1998Renewal fee patent year 07
23.12.1999Renewal fee patent year 08
22.12.2000Renewal fee patent year 09
21.12.2001Renewal fee patent year 10
23.12.2002Renewal fee patent year 11
30.12.2003Renewal fee patent year 12
30.12.2004Renewal fee patent year 13
30.12.2005Renewal fee patent year 14
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Patent Court		 See the Register of the Unified Patent Court for opt-out data
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[A]US3638088  (JONSSON RAGNAR GEORG) [A] * column 1, line 16 - line 21 * * column 3, line 16 - line 57 ** figure 2 *;
 [A]EP0008491  (MOTOROLA INC [US]) [A] 1-5 * page 4, line 4 - line 5 * * page 4, line 14 - line 18 * * page 4, line 27 - page 5, line 19 * * figures 1,3 *;
 [A]US4878029  (SAULNIER GARY J [US], et al) [A] * column 5, line 12 - line 55 * * figure 2B *;
 [A]DE3912750  (MITSUBISHI ELECTRIC CORP [JP]) [A] * abstract * * column 1, line 59 - line 63 *;
 [A]FR2644952  (DURANTON RENE [FR]) [A] 1-5 * page 1, line 12 - line 16 * * page 3, line 25 - page 4, line 12 * * figure 1 *;
 [A]  - HENTINEN V. O. ET AL.:, "A DIGITAL DEMODULATOR FOR PSK SIGNALS", IEEE TRANSACTIONS ON COMMUNICATIONS, NEW YORK, US, (197312), vol. 21, no. 12, pages 1352 - 1360, XP000758799 [A] 1-5 * page 1352, column L, paragraph 2 * * page 1352, column R, paragraph 5 * * page 1352, column R, paragraph 6 * * page 1352, column R, paragraph 7 * * figures 1,2 *
 [A]  - TOMITA H. ET AL.:, "DIGITAL INTERMEDIATE FREQUENCY DEMODULATION TECHNIQUE FOR CELLULAR COMMUNICATION SYSTEMS", IEEE GLOBAL TELECOMMUNICATIONS CONFERENCE & EXHIBITION - GLOBECOM '90, SAN DIEGO, CALIFORNIA, US, 2-5 DECEMBER 1990, (199012), vol. 3, pages 1827 - 1831, XP000218885 [A] * page 1828, column L, line 19 - line 25 *
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.