DE3663863D1 - Multi-pulse excitation linear-predictive speech coder - Google Patents

Multi-pulse excitation linear-predictive speech coder

Info

Publication number
DE3663863D1
DE3663863D1 DE8686200434T DE3663863T DE3663863D1 DE 3663863 D1 DE3663863 D1 DE 3663863D1 DE 8686200434 T DE8686200434 T DE 8686200434T DE 3663863 T DE3663863 T DE 3663863T DE 3663863 D1 DE3663863 D1 DE 3663863D1
Authority
DE
Germany
Prior art keywords
speech coder
pulse excitation
excitation linear
predictive speech
predictive
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.)
Expired
Application number
DE8686200434T
Other languages
English (en)
Inventor
Peter Kroon
Edmond Ferdinand An Deprettere
Robert Johannes Sluyter
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=19845725&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3663863(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of DE3663863D1 publication Critical patent/DE3663863D1/de
Expired legal-status Critical Current

Links

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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
DE8686200434T 1985-03-22 1986-03-19 Multi-pulse excitation linear-predictive speech coder Expired DE3663863D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8500843A NL8500843A (nl) 1985-03-22 1985-03-22 Multipuls-excitatie lineair-predictieve spraakcoder.

Publications (1)

Publication Number Publication Date
DE3663863D1 true DE3663863D1 (en) 1989-07-13

Family

ID=19845725

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686200434T Expired DE3663863D1 (en) 1985-03-22 1986-03-19 Multi-pulse excitation linear-predictive speech coder

Country Status (7)

Country Link
US (1) US4932061A (de)
EP (1) EP0195487B1 (de)
JP (1) JP2511871B2 (de)
AU (1) AU577454B2 (de)
CA (1) CA1243121A (de)
DE (1) DE3663863D1 (de)
NL (1) NL8500843A (de)

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Also Published As

Publication number Publication date
JP2511871B2 (ja) 1996-07-03
AU5499386A (en) 1986-09-25
AU577454B2 (en) 1988-09-22
JPS61220000A (ja) 1986-09-30
EP0195487A1 (de) 1986-09-24
NL8500843A (nl) 1986-10-16
CA1243121A (en) 1988-10-11
EP0195487B1 (de) 1989-06-07
US4932061A (en) 1990-06-05

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL

8327 Change in the person/name/address of the patent owner

Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V., EINDHOVEN, N