Apparatus, methods and articles incorporating a fast...

Details Apparatus, methods and articles incorporating a fast... Apparatus, methods and articles incorporating a fast...

2007-07-24

2007-07-24

Hudspeth, David (Department: 2626)

Data processing: speech signal processing, linguistics, language

Speech signal processing

For storage or transmission

C704S230000, C704S500000

Reexamination Certificate

active

10387749

ABSTRACT:
An efficient method for codebook search, employed in speech coding, uses an optimal pulse-position grouping and a split track arrangement, based on a likelihood estimator. Also disclosed are codecs, mobile voice communication devices, telecommunications equipment and telecommunications methods.

REFERENCES:
patent: 5701392 (1997-12-01), Adoul et al.
patent: 5717825 (1998-02-01), Lamblin
patent: 5751901 (1998-05-01), DeJaco et al.
patent: 5754976 (1998-05-01), Adoul et al.
patent: 5924062 (1999-07-01), Maung
patent: 5970444 (1999-10-01), Hayashi et al.
patent: 6055496 (2000-04-01), Heidari et al.
patent: 6330531 (2001-12-01), Su
patent: 6393390 (2002-05-01), Patel et al.
patent: 6393391 (2002-05-01), Ozawa
patent: 6421639 (2002-07-01), Yasunaga et al.
patent: 6470313 (2002-10-01), Ojala
patent: 6556956 (2003-04-01), Hunt
patent: 6847929 (2005-01-01), Bernard
patent: 2002/0095284 (2002-07-01), Gao
patent: 2003/0033136 (2003-02-01), Lee
patent: 2003/0046067 (2003-03-01), Gradl
patent: 2003/0078771 (2003-04-01), Jung et al.
patent: 2005/0065785 (2005-03-01), Bessette
Amada et al., “CELP speech coding based on an adaptive pulse position codebook”, ICASSP '99, Proceedings, vol. 1, Mar. 15-19, 1999, pp.13-16, vol. 1.
Byun et al., “A fast ACELP codebook search method”, 6th International Conference on Signal Processing, Aug. 26-30, 2002, pp. 422-425 vol. 1.
Chen et al., “Maximum-take-precedence ACELP: a low complexity search method”, International Conference on Acoustics, Speech, and Signal Processing, May 7-11, 2001, pp. 693-696 vol.2.
Chen et al., “Candidate scheme for fast ACELP search”, Vision, Image and Signal Processing, vol. 149, Issue 1, Feb. 2002 pp. 10-16.
Ha, “A fast search method of algebraic codebook by reordering search sequence”, International Conference of Acoustics, Speech, and Signal Processing, Mar. 15-19, 1999, pp. 21-24 vol. 1.
Park et al., “Efficient codebook search method for ACELP speech codecs”, IEEE Workshop Proceedings: Speech Coding, Oct. 9, 2002, pp.17-19.
Spanias, “Speech coding: a tutorial review”, Proceedings of the IEEE, vol. 82, Issue 10, Oct. 1994 pp. 1541-1582.

Affiliated with

Also associated with

Rating

Apparatus, methods and articles incorporating a fast... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Apparatus, methods and articles incorporating a fast..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Apparatus, methods and articles incorporating a fast... will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3768202