GB2300548B - Method for a communications system - Google Patents

Method for a communications system

Info

Publication number: GB2300548B
Authority: GB; United Kingdom
Prior art keywords: communications system; communications
Prior art date: 1995-05-02
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired - Fee Related

Application number

GB9508937A

Other versions

GB2300548A (en

GB9508937D0 (en

Inventor

Timor Kadir

Kwan Yee Lee

Mark Edward Adey

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Motorola Solutions UK Ltd

Original Assignee

Motorola Ltd

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1995-05-02

Filing date

1995-05-02

Publication date

2000-01-12

1995-05-02 Application filed by Motorola Ltd filed Critical Motorola Ltd

1995-05-02 Priority to GB9508937A priority Critical patent/GB2300548B/en

1995-06-21 Publication of GB9508937D0 publication Critical patent/GB9508937D0/en

1996-11-06 Publication of GB2300548A publication Critical patent/GB2300548A/en

2000-01-12 Application granted granted Critical

2000-01-12 Publication of GB2300548B publication Critical patent/GB2300548B/en

2015-05-02 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Classifications

- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/032—Quantisation or dequantisation of spectral components
- G10L19/038—Vector quantisation, e.g. TwinVQ audio
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L2019/0001—Codebooks
- G10L2019/0004—Design or structure of the codebook

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Spectroscopy & Molecular Physics (AREA)
Computational Linguistics (AREA)
Signal Processing (AREA)
Health & Medical Sciences (AREA)
Audiology, Speech & Language Pathology (AREA)
Human Computer Interaction (AREA)
Acoustics & Sound (AREA)
Multimedia (AREA)
Compression, Expansion, Code Conversion, And Decoders (AREA)

GB9508937A 1995-05-02 1995-05-02 Method for a communications system Expired - Fee Related GB2300548B (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB9508937A GB2300548B (en)	1995-05-02	1995-05-02	Method for a communications system

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB9508937A GB2300548B (en)	1995-05-02	1995-05-02	Method for a communications system

Publications (3)

Publication Number	Publication Date
GB9508937D0 GB9508937D0 (en)	1995-06-21
GB2300548A GB2300548A (en)	1996-11-06
GB2300548B true GB2300548B (en)	2000-01-12

Family

ID=10773883

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB9508937A Expired - Fee Related GB2300548B (en)	1995-05-02	1995-05-02	Method for a communications system

Country Status (1)

Country	Link
GB (1)	GB2300548B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2346785B (en) *	1998-09-15	2000-11-15	Motorola Ltd	Speech coder for a communications system and method for operation thereof
GB2368761B (en) *	2000-10-30	2003-07-16	Motorola Inc	Speech codec and methods for generating a vector codebook and encoding/decoding speech signals
US7587314B2 (en) *	2005-08-29	2009-09-08	Nokia Corporation	Single-codebook vector quantization for multiple-rate applications
CN101039137B (en) *	2007-04-19	2010-04-14	上海交通大学	Method and device for reducing the number of precoding feedback bits based on codebook search in MIMO-OFDM system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0186763A1 (en) *	1984-11-13	1986-07-09	CSELT Centro Studi e Laboratori Telecomunicazioni S.p.A.	Method of and device for speech signal coding and decoding by vector quantization techniques
EP0266620A1 (en) *	1986-10-21	1988-05-11	CSELT Centro Studi e Laboratori Telecomunicazioni S.p.A.	Method of and device for speech signal coding and decoding by parameter extraction and vector quantization techniques

1995
- 1995-05-02 GB GB9508937A patent/GB2300548B/en not_active Expired - Fee Related

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0186763A1 (en) *	1984-11-13	1986-07-09	CSELT Centro Studi e Laboratori Telecomunicazioni S.p.A.	Method of and device for speech signal coding and decoding by vector quantization techniques
EP0266620A1 (en) *	1986-10-21	1988-05-11	CSELT Centro Studi e Laboratori Telecomunicazioni S.p.A.	Method of and device for speech signal coding and decoding by parameter extraction and vector quantization techniques

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
(cont from above) left column, lines 16-52. *
(cont from above)vector quantization of digital images", pages 2145-2154 - see page 2146 ,(cont) *
IEEE Trans on Communications Vol.42,No.5,May 1994,(USA), Nasrabadi et al,"Dynamic finite-state(cont) *

Also Published As

Publication number	Publication date
GB2300548A (en)	1996-11-06
GB9508937D0 (en)	1995-06-21

Publication	Publication Date	Title
GB2297460B (en)	1999-05-26	Communications system and a method therefor
GB2298338B (en)	1999-09-29	A method for reverse channel sounding in a communications system
IL122516A0 (en)	1998-06-15	Apparatus system and method for a communications system architecture
GB2297881B (en)	1999-02-17	Communications system
GB9508901D0 (en)	1995-06-21	Communications system
GB2320161B (en)	2001-02-14	A communication method
GB2299000B (en)	1999-10-27	A communications system
GB9717307D0 (en)	1997-10-22	Method for avoiding interference in a cable telephony system
GB9515763D0 (en)	1995-10-04	A telecommunications system
GB2300549B (en)	2000-04-26	Communications system
GB2298340B (en)	1999-06-23	Method of operating a communication system
AU8179598A (en)	1999-01-19	Method and system for pre-patching a communications network
GB2300849B (en)	1997-10-22	Communications system
GB2300334B (en)	1999-04-07	Communications system
GB2301995B (en)	1998-02-04	Interproceesor communication method
GB2300548B (en)	2000-01-12	Method for a communications system
GB2313259B (en)	2000-06-07	A communication method
AU4587496A (en)	1996-09-12	A telecommunications method
AP9701121A0 (en)	1997-10-31	Method for prearing streptogramines
GB2318481B (en)	2001-05-09	A communication method
GB2305817B (en)	1999-10-20	Communications system
GB2352140B (en)	2001-04-04	A communications system
GB9514768D0 (en)	1995-09-20	A communications system
GB9801209D0 (en)	1998-03-18	Communications system
GB9515706D0 (en)	2009-04-29	Communications System

Legal Events

Date	Code	Title	Description
2010-01-27	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 20090502