DE69836454D1 - Kommunikationsnetzwerk zur übertragung von sprachsignalen - Google Patents

Kommunikationsnetzwerk zur übertragung von sprachsignalen

Info

Publication number
DE69836454D1
DE69836454D1 DE69836454T DE69836454T DE69836454D1 DE 69836454 D1 DE69836454 D1 DE 69836454D1 DE 69836454 T DE69836454 T DE 69836454T DE 69836454 T DE69836454 T DE 69836454T DE 69836454 D1 DE69836454 D1 DE 69836454D1
Authority
DE
Germany
Prior art keywords
communication network
language signals
transmitting language
transmitting
signals
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 - Lifetime
Application number
DE69836454T
Other languages
English (en)
Other versions
DE69836454T2 (de
Inventor
Rakesh Taori
Johannes Gerrits
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
Koninklijke Philips Electronics 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
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE69836454D1 publication Critical patent/DE69836454D1/de
Application granted granted Critical
Publication of DE69836454T2 publication Critical patent/DE69836454T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • 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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/12—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being prediction coefficients
DE69836454T 1997-02-10 1998-01-22 Kommunikationsnetzwerk zur übertragung von sprachsignalen Expired - Lifetime DE69836454T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP97200358 1997-02-10
EP97200358 1997-02-10
PCT/IB1998/000084 WO1998035448A2 (en) 1997-02-10 1998-01-22 Communication network for transmitting speech signals

Publications (2)

Publication Number Publication Date
DE69836454D1 true DE69836454D1 (de) 2007-01-04
DE69836454T2 DE69836454T2 (de) 2007-10-04

Family

ID=8227998

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69836454T Expired - Lifetime DE69836454T2 (de) 1997-02-10 1998-01-22 Kommunikationsnetzwerk zur übertragung von sprachsignalen

Country Status (8)

Country Link
US (1) US6038530A (de)
EP (2) EP0895672B1 (de)
JP (1) JP2000512036A (de)
KR (1) KR100578263B1 (de)
CN (1) CN1135529C (de)
DE (1) DE69836454T2 (de)
ES (1) ES2373968T3 (de)
WO (1) WO1998035448A2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW439368B (en) * 1998-05-14 2001-06-07 Koninkl Philips Electronics Nv Transmission system using an improved signal encoder and decoder
KR100636317B1 (ko) * 2004-09-06 2006-10-18 삼성전자주식회사 분산 음성 인식 시스템 및 그 방법
CN101490749B (zh) 2006-07-27 2012-04-11 日本电气株式会社 声音数据解码装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4544919A (en) * 1982-01-03 1985-10-01 Motorola, Inc. Method and means of determining coefficients for linear predictive coding
EP0245531A1 (de) * 1986-05-14 1987-11-19 Deutsche ITT Industries GmbH Verwendung von halbleitertechnischen Festwertspeichern
JP2964344B2 (ja) * 1988-06-08 1999-10-18 富士通株式会社 符号化／復号化装置
DE68916944T2 (de) * 1989-04-11 1995-03-16 Ibm Verfahren zur schnellen Bestimmung der Grundfrequenz in Sprachcodierern mit langfristiger Prädiktion.
DE9006717U1 (de) * 1990-06-15 1991-10-10 Philips Patentverwaltung Gmbh, 2000 Hamburg, De
IT1241358B (it) * 1990-12-20 1994-01-10 Sip Sistema di codifica del segnale vocale con sottocodice annidato
KR940002854B1 (ko) * 1991-11-06 1994-04-04 한국전기통신공사 음성 합성시스팀의 음성단편 코딩 및 그의 피치조절 방법과 그의 유성음 합성장치
JP3277679B2 (ja) * 1994-04-15 2002-04-22 ソニー株式会社 高能率符号化方法と高能率符号化装置及び高能率復号化方法と高能率復号化装置
JP2993396B2 (ja) * 1995-05-12 1999-12-20 三菱電機株式会社 音声加工フィルタ及び音声合成装置
US5664055A (en) * 1995-06-07 1997-09-02 Lucent Technologies Inc. CS-ACELP speech compression system with adaptive pitch prediction filter gain based on a measure of periodicity
US5732389A (en) * 1995-06-07 1998-03-24 Lucent Technologies Inc. Voiced/unvoiced classification of speech for excitation codebook selection in celp speech decoding during frame erasures

Also Published As

Publication number Publication date
EP0895672A2 (de) 1999-02-10
WO1998035448A3 (en) 1998-10-08
EP1710787B1 (de) 2011-09-21
WO1998035448A2 (en) 1998-08-13
CN1222995A (zh) 1999-07-14
DE69836454T2 (de) 2007-10-04
CN1135529C (zh) 2004-01-21
ES2373968T3 (es) 2012-02-10
KR20000064872A (ko) 2000-11-06
JP2000512036A (ja) 2000-09-12
KR100578263B1 (ko) 2006-09-12
EP0895672B1 (de) 2006-11-22
US6038530A (en) 2000-03-14
EP1710787A1 (de) 2006-10-11

Similar Documents

Publication Publication Date Title
DE69837511D1 (de) Kommunikationsendgerät zur Informationsübertragung
DE69732064D1 (de) Netzwerkkommunikation
DE69739060D1 (de) Kommunikationsnetz
DE69832691D1 (de) Lokales kommunikationssystem
DE69637092D1 (de) Verteiltes funkkommunikationssystem
DE69836975D1 (de) Kommunikationsgerät zur übertragung von zeichen
DE69703705D1 (de) Kommunikationssystem
DE69836715D1 (de) Nachrichtenübertragungssystem
DE69625190T2 (de) Telekommunikationssystem und -verfahren zur übertragung von mikrozellen
FI20116243A (fi) Monipiste-pisteeseen tietoliikennejärjestelmä
DE69620588T2 (de) Kommunikationssystem
DE69636634D1 (de) Bürokommunikationssystem
DE69736696D1 (de) Netzwerk-Daten-Ubertragungssystem
DE69735526D1 (de) System zur interaktiven Kommunikation
DE69533618D1 (de) Kommunikationssystem
DE69836058D1 (de) Mehrkanaliges optisches Empfänger-/Sendersystem
DE69837609D1 (de) Kommunikationsnetz
DE59611410D1 (de) Kommunikationssystem
DE59811803D1 (de) Kommunikationssystem
DE59804723D1 (de) Zugangsnetz zur übertragung von optischen signalen
DE19681134T1 (de) Kommunikationssystem
FI970024A0 (fi) Viestintälaitteiden lähetin
DE29714935U1 (de) System zur Auswahl zumindest einer bestimmten Kommunikationsverbindung
DE69630899D1 (de) Kommunikationssystem
DK2315398T3 (da) Effektivt kommunikationsnetværk

Legal Events

Date Code Title Description
8364 No opposition during term of opposition