A system and method for beamforming using a microphone array

Details for Australian Patent Application No. 2005200699 (hide)

Owner Microsoft Corporation

Inventors Malvar, Henrique S.; Tashev, Ivan

Agent Davies Collison Cave

Pub. Number AU-B-2005200699

Priority 10792313 02.03.04 US

Filing date 16 February 2005

Wipo publication date 22 September 2005

Acceptance publication date 14 May 2009

International Classifications

H04R 1/40 (2006.01) Details of transducers - by combining a number of identical transducers

G01S 5/18 (2006.01) Position-fixing by co-ordinating two or more direction or position-line determinations

G10K 11/00 (2006.01) Methods or devices for transmitting, conducting or directing sound in general

G10K 11/178 (2006.01) Methods or devices for transmitting, conducting or directing sound in general

G10L 11/00 (2006.01) Determination or detection of speech or audio characteristics not restricted to a single one of groups

H04M 3/56 (2006.01) Automatic or semi-automatic exchanges - Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities

H04R 1/32 (2006.01) Details of transducers - for obtaining desired directional characteristic only

H04R 3/00 (2006.01) Circuits for transducers

H04R 5/027 (2006.01) Stereophonic arrangements

Event Publications

3 March 2005 Complete Application Filed

  Priority application(s): 10792313 02.03.04 US

22 September 2005 Application Open to Public Inspection

  Published as AU-B-2005200699

14 May 2009 Application Accepted

  Published as AU-B-2005200699

10 September 2009 Standard Patent Sealed

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