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Extract from the Register of European Patents

EP About this file: EP0340301

EP0340301 - DIGITAL ADAPTIVE TRANSFORM CODING PROCESS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  16.04.1994
Database last updated on 10.08.2024
Most recent event   Tooltip16.04.1994No opposition filed within time limitpublished on 08.06.1994 [1994/23]
Applicant(s)For all designated states
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
Leonrodstrasse 54
80636 München / DE
[N/P]
Former [1989/45]For all designated states
FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
Leonrodstrasse 54
D-80636 München / DE
Inventor(s)01 / EBERLEIN, Ernst
Hollerweg 5
D-8520 Erlangen / DE
02 / GERHÄUSER, Heinz
Saugendorf 17
D-8551 Waischenfeld / DE
03 / POPP, Harald
Obermichelbacherstrasse 18
D-8520 Erlangen / DE
04 / SEITZER, Dieter
Hunboldstrasse 14
D-8520 Erlangen / DE
05 / SCHOTT, Hartmut
Harfenstrasse 8b
D-8520 Erlangen / DE
06 / BRANDENBURG, Karl-Heinz
Am Europakanal 40
D-8520 Erlangen / DE
[1989/45]
Representative(s)Münich, Wilhelm, et al
Dr. Münich & Kollegen Anwaltskanzlei Wilhelm-Mayr-Strasse 11
80689 München / DE
[N/P]
Former [1989/45]Münich, Wilhelm, Dr., et al
Kanzlei Münich, Steinmann, Schiller Wilhelm-Mayr-Str. 11
D-80689 München / DE
Application number, filing date89901959.006.10.1988
[1989/45]
WO1988DE00618
Priority number, dateDE1987373378606.10.1987         Original published format: DE 3733786
DE1987373377206.10.1987         Original published format: DE 3733772
[1989/45]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO8903574
Date:20.04.1989
Language:DE
[1989/09]
Type: A1 Application with search report 
No.:EP0340301
Date:08.11.1989
Language:DE
The application published by WIPO in one of the EPO official languages on 20.04.1989 takes the place of the publication of the European patent application.
[1989/45]
Type: B1 Patent specification 
No.:EP0340301
Date:16.06.1993
Language:DE
[1993/24]
Search report(s)International search report - published on:EP20.04.1989
ClassificationIPC:G10L7/06
[1989/45]
CPC:
H04B1/667 (EP); G10L19/02 (EP,KR); G10H7/02 (EP);
G10L19/0208 (EP); G10L19/06 (KR); G10H2250/235 (EP)
Designated contracting statesAT,   BE,   CH,   DE,   FR,   GB,   IT,   LI,   LU,   NL,   SE [1989/45]
TitleGerman:DIGITALES ADAPTIVES TRANSFORMATIONSCODIERVERFAHREN[1989/45]
English:DIGITAL ADAPTIVE TRANSFORM CODING PROCESS[1989/45]
French:PROCEDE DE CODAGE NUMERIQUE ADAPTATIF PAR TRANSFORMEES[1989/45]
Entry into regional phase04.07.1989National basic fee paid 
04.07.1989Designation fee(s) paid 
09.10.1989Examination fee paid 
Examination procedure09.10.1989Examination requested  [1989/49]
07.05.1991Despatch of a communication from the examining division (Time limit: M04)
23.10.1991Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time
17.12.1991Reply to a communication from the examining division
10.03.1992Despatch of a communication from the examining division (Time limit: M05)
06.08.1992Reply to a communication from the examining division
05.10.1992Despatch of communication of intention to grant (Approval: Yes)
15.12.1992Communication of intention to grant the patent
29.01.1993Fee for grant paid
29.01.1993Fee for publishing/printing paid
Opposition(s)17.03.1994No opposition filed within time limit [1994/23]
Request for further processing for:17.12.1991Request for further processing filed
17.12.1991Full payment received (date of receipt of payment)
Request granted
03.02.1992Decision despatched
Fees paidRenewal fee
20.10.1990Renewal fee patent year 03
31.10.1991Renewal fee patent year 04
02.11.1992Renewal fee patent year 05
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Cited inInternational searchWO8101066  [ ] (NANODATA COMPUTER CORP [US]);
 US4322793  [ ] (ANDERSSON KURT-INGE, et al);
 US4570220  [ ] (TETRICK RAYMOND S [US], et al);
 WO8603873  [ ] (GTE LABORATORIES INC [US]);
 WO8801811  [ ] (BRANDENBURG KARL HEINZ [DE])
 [X]  - ICASSP 82, IEEE International Conference on Acoustics, Speech and Signal Processing, 3-5. Mai 1987, Paris; Band 3, IEEE, (New York, US) G.J. Bosscha et al.: "DFT-vocoder using harmonic-sieve pitch extraction", Seiten 1952-1955
 [X]  - ICASSP 86, IEEE-IECEJ-ASJ International Conference of Acoustics, Speech, and Signal Processing, 7-11. April 1986, Tokyo, JP, Band 4, IEEE (New York, US) B. Mazor et al.: "Adaptive subbands excited reansform (ASET) coding", Seiten 3975-3078
Examination   - ICASSP 82,IEEE International Conference on Acoustics,Speech and Signal Processing, 3-5. May 1987, Paris; volume 3, IEEE, (New York, US) G.J. Bosscha et al.:"DFT-vocoder using harmonic-sieve pitch extraction", pages 1952-1955, paragraph 2.2: "Approximation of the spectral envelope"; paragraph 2.3 "Coding"
    - ICASSP 86, IEEE-IECEJ-ASJ International Conference of Acoustics, Speech, and Signal Processing, 7-11. April 1986, Tokyo, JP, VOLUME 4, ieee (NEW YORK, US) B. Mazor et al.: "Adaptive subbands excited transform (ASET) coding", pages 3075-3078, see page 3076, left-hand column, lines 5-32
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.