EP0484455A4

A method and apparatus for language and speaker recognition

Abstract

This record has no abstract on file.

Term

Term ended

Projected expiry passed 20 July 2010, 16.2 years ago.

Every citation, both ways

Citations
Document	Relation	Office	Category	Cited during
GB2033637A	Cites	United Kingdom	X	Search report
US3673331A	Cites	United States of America	X	Search report
EP0273615A1	Cites	European Patent Office (EPO)	A	Search report
SYSTEMS & COMPUTERS IN JAPAN, vol. 19, no. 6, June 1988, pages 63-71, Silver Spring, MD, US; K. SHIRAI et al.: "Speaker identification based on frequency distribution of vector-quantized spectra"	Non-patent	–	–	Search report
IEEE TRANSACTIONS ON ACOUSTICS, SPEECH AND SIGNAL PROCESSING, vol. ASSP-35, no. 2, February 1987, pages 133-143, New York, US; D.K. BURTON: "Text-dependent speaker verification using vector quantization source coding"	Non-patent	–	–	Search report
AT & T/TECHNICAL JOURNAL, vol. 66, no. 2, March-April 1987, pages 14-26, Short Hills, NJ, US; F.K. SOONG et al.: "A vector quantization approach to speaker recognition"	Non-patent	–	–	Search report
ICASSP'86 (IEEE-IECEJ-ASJ INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH AND SIGNAL PROCESSING, Tokyo, 7th - 11th April 1986), vol. 4, pages 2679-2682, IEEE, New York, US; O. WATANUKI et al.: "Speaker-independent isolated word recognition using label histograms"	Non-patent	–	–	Search report
IEEE TRANSACTIONS ON ACOUSTICS, SPEECH AND SIGNAL PROCESSING, vol. ASSP-33, no. 2, April 1985, pages 440-443, New York, US; D.K. BURTON et al.: "Speaker-dependent isolated word recognition using speaker-independent vector quantization codebooks augmented with speaker-specific data"	Non-patent	–	–	Search report
EUROPEAN CONFERENCE ON SPEECH TECHNOLOGY, Edinburgh, September 1987, vol. 2, pages 426-427, CEP Consultants, Edinburgh, GB; A. AKTAS et al.: "A selforganizing clustering technique for vector quantization in speech recognition"	Non-patent	–	–	Search report
See also references of WO 9102347A1	Non-patent	–	–	Search report

5 members in 4 offices

This recordMember, by publication datePriority claim

Priority claims3

Priority claims
Document	Office	Kind	Date
38642589	United States of America	A	1989-07-28
38642589	United States of America	A	1989-07-28
US19890386425	–	–	–

Members5

Family members, oldest first
Document	Office	Kind
CA2063723A1	Canada	A1	1991-01-29
WO9102347A1	World Intellectual Property Organization (WIPO)	A1	1991-02-21
EP0484455A1	European Patent Office (EPO)	A1	1992-05-13
US5189727A	United States of America	A	1993-02-23
EP0484455A4This record	European Patent Office (EPO)	A4	1993-03-10

8 legal events, as the office reported them to INPADOC

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Events

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	Event	Code
1996-12-04	Application deemed to be withdrawnWithdrawn18D	18D
1996-10-18	Information on the status of an ep patent application or granted ep patentGrantedSTATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWNSTAA	STAA
1995-12-13	First examination report despatched17Q	17Q
1993-03-10	Supplementary search report drawn up and despatchedA4	A4
1993-03-10	Designated contracting statesAK	AK
1992-05-13	Request for examination filed17P	17P
1992-05-13	Designated contracting statesAK	AK
1992-03-27	Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI	PUAI