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Method For Determining A Signal Component For Reducing Noise In An Input Signal - EP2237271

The patent EP2237271 was granted to Cerence Operating on Jan 20, 2021. The application was originally filed on Mar 31, 2009 under application number EP09004773A. The patent is currently recorded with a legal status of "Revoked".

EP2237271

CERENCE OPERATING
Application Number
EP09004773A
Filing Date
Mar 31, 2009
Status
Revoked
Nov 3, 2023
Grant Date
Jan 20, 2021
External Links
Slate, Register, Google Patents

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Patent Citations (23) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

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Non-Patent Literature (NPL) Citations (11) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference TextLink
DESCRIPTION- E. HABETS, "Multi-Channel speech dereverberation based on a statistical model of late reverberation", PROC IEEE INT. CONF. ACOUST., SPEECH, SIGNAL PROCESSING (ICASSP-05), (200505), vol. 4, pages 173 - 173-
DESCRIPTION- I. TASHEV; D. ALLRED, "Reverberation reduction for improved speech recognition", PROC. JOINT WORKSHOP ON HANDS-FREE SPEECH COMMUNICATION AND MICROPHONE ARRAYS, (200505), pages 18 - 19-
DESCRIPTION- L. GRIFFITHS; C. JIM, "An alternative approach to linearly constrained adaptive beamforming", IEEE TRANS. ON ANTENNAS AND PROPAGATION, (198201), vol. 30, no. 1, pages 27 - 34-
DESCRIPTION- S. HAYKIN, Normalized Least-Mean-Square Adaptive Filters, ENGLEWOOD CLIFFS, NJ, PRENTICE HALL, (2002), pages 320 - 343-
OPPOSITION- Emanuel A. P. Habets ; Sharon Gannot ; Israel Cohen, "Dual-Microphone Speech Dereverberation in a Noisy Environment", Signal Processing and Information Technology, 2006 IEEE International Symposium on, IEEE, Pi, Pi , (20060801), ISBN 978-0-7803-9753-8, pages 651 - 655, XP031002509-
OPPOSITION- Haykin Simon, "Adaptive Filter Theory (Fourth Edition) Excerpts", Prentice Hall, (20020101), pages 1 - 28, XP055856897-
OPPOSITION- Tashev Ivan, Allred Daniel, "Reverberation Reduction for Better Speech Recognition", (20050301), pages 1 - 3, XP055856894-
OPPOSITION- Habets E., "Multi-Channel Speech Dereverberation Based on a Statistical Model of Late Reverberation", 2005 IEEE International Conference on Acoustics, Speech, and Signal Processing - 18-23 March 2005 - Philadelphia, PA, USA, IEEE, Piscataway, NJ, Piscataway, NJ , (20050318), vol. 4, doi:10.1109/ICASSP.2005.1415973, ISBN 978-0-7803-8874-1, pages 173 - 176, XP010792510
OPPOSITION- GRIFFITHS L. J., JIM C. W., "AN ALTERNATIVE APPROACH TO LINEARLY CONSTRAINED ADAPTIVE BEAMFORMING.", IEEE Transactions on Antennas and Propagation, USA, (19820101), vol. AP-30., no. 01., doi:10.1109/TAP.1982.1142739, ISSN 0018-926X, pages 27 - 34., XP000608836
SEARCH- ARI ABRAMSON ET AL, "Dual-microphone speech dereverberation using GARCH modeling", ACOUSTICS, SPEECH AND SIGNAL PROCESSING, 2008. ICASSP 2008. IEEE INTERNATIONAL CONFERENCE ON, IEEE, PISCATAWAY, NJ, USA, (20080331), ISBN 978-1-4244-1483-3, pages 4565 - 4568, XP031251614 [X] 1-11,13-16 * page 4565, column L, line 13 - page 4566, column R, line 33 * [Y] 12-
SEARCH- HABETS E A P ET AL, "Speech dereverberation using backward estimation of the late reverberant spectral variance", ELECTRICAL AND ELECTRONICS ENGINEERS IN ISRAEL, 2008. IEEEI 2008. IEEE 25TH CONVENTION OF, IEEE, PISCATAWAY, NJ, USA, (20081203), ISBN 978-1-4244-2481-8, pages 384 - 388, XP031399429 [X] 1-5,7-9,11,13-16 * page 384, column L, line 1 - page 387, column R, line 26 *-

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