EP0440335A3 - Encoding speech - Google Patents

Encoding speech Download PDF

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Publication number
EP0440335A3
EP0440335A3 EP19910300106 EP91300106A EP0440335A3 EP 0440335 A3 EP0440335 A3 EP 0440335A3 EP 19910300106 EP19910300106 EP 19910300106 EP 91300106 A EP91300106 A EP 91300106A EP 0440335 A3 EP0440335 A3 EP 0440335A3
Authority
EP
European Patent Office
Prior art keywords
encoding speech
speech
encoding
Prior art date
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.)
Withdrawn
Application number
EP19910300106
Other versions
EP0440335A2 (en
Inventor
Lionel Berel Wolovitz
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.)
Psion Holdings Ltd
Original Assignee
Psion PLC
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.)
Filing date
Publication date
Application filed by Psion PLC filed Critical Psion PLC
Publication of EP0440335A2 publication Critical patent/EP0440335A2/en
Publication of EP0440335A3 publication Critical patent/EP0440335A3/en
Withdrawn legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/04—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 predictive techniques
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • G10L19/07—Line spectrum pair [LSP] vocoders
EP19910300106 1990-02-01 1991-01-08 Encoding speech Withdrawn EP0440335A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB909002282A GB9002282D0 (en) 1990-02-01 1990-02-01 Encoding speech
GB9002282 1990-02-01

Publications (2)

Publication Number Publication Date
EP0440335A2 EP0440335A2 (en) 1991-08-07
EP0440335A3 true EP0440335A3 (en) 1992-04-29

Family

ID=10670267

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19910300106 Withdrawn EP0440335A3 (en) 1990-02-01 1991-01-08 Encoding speech

Country Status (3)

Country Link
EP (1) EP0440335A3 (en)
JP (1) JPH04213500A (en)
GB (1) GB9002282D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0774750B1 (en) * 1995-11-15 2003-02-05 Nokia Corporation Determination of line spectrum frequencies for use in a radiotelephone
GB0703795D0 (en) * 2007-02-27 2007-04-04 Sepura Ltd Speech encoding and decoding in communications systems

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4815134A (en) * 1987-09-08 1989-03-21 Texas Instruments Incorporated Very low rate speech encoder and decoder

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4815134A (en) * 1987-09-08 1989-03-21 Texas Instruments Incorporated Very low rate speech encoder and decoder

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
ICASSP '88 (1988 INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, New York, 11th - 14th April 1988), vol. 1, pages 675-678, IEEE, New York, US; S.S. EVERETT: "Word synthesis based on line spectrum pairs" *
ICASSP '89 (1989 INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, Glasgow, 23rd - 26th May 1989), vol. 1, pages 168-171, IEEE, New York, US; N. FARVARDIN et al.: "Efficient encoding of speech LSP parameters using the discrete cosine transformation" *
IEEE MICRO, vol. 7, no. 3, June 1987, pages 4-21, IEEE, New York, US; Y.A. EL-IMAM: "A personal computer-based speech analysis and synthesis system" *
MILCOM '86 (1986 IEEE MILITARY COMMUNICATIONS CONFERENCE, Monterey, CA, 5th - 9th October 1986), vol. 2, pages 32.2.1-32.2.4, IEEE, New York, US; J.M. KOWALSKI et al.: "A 400-BPS vocoder using line spectral frequencies and frame repeat coding" *

Also Published As

Publication number Publication date
GB9002282D0 (en) 1990-03-28
JPH04213500A (en) 1992-08-04
EP0440335A2 (en) 1991-08-07

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