DE69324906D1 - Verfahren und system zur gestaltung von vocoder daten für die maskierung von, in übertragungskanal induzierten fehlern - Google Patents

Verfahren und system zur gestaltung von vocoder daten für die maskierung von, in übertragungskanal induzierten fehlern

Info

Publication number
DE69324906D1
DE69324906D1 DE69324906T DE69324906T DE69324906D1 DE 69324906 D1 DE69324906 D1 DE 69324906D1 DE 69324906 T DE69324906 T DE 69324906T DE 69324906 T DE69324906 T DE 69324906T DE 69324906 D1 DE69324906 D1 DE 69324906D1
Authority
DE
Germany
Prior art keywords
data packet
significant bits
data
perceptually significant
transmission channel
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
DE69324906T
Other languages
English (en)
Other versions
DE69324906T2 (de
DE69324906T3 (de
Inventor
William Gardner
Paul Jacobs
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.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
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=25247288&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69324906(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Application granted granted Critical
Publication of DE69324906D1 publication Critical patent/DE69324906D1/de
Publication of DE69324906T2 publication Critical patent/DE69324906T2/de
Publication of DE69324906T3 publication Critical patent/DE69324906T3/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0071—Use of interleaving
    • 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
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/35—Unequal or adaptive error protection, e.g. by providing a different level of protection according to significance of source information or by adapting the coding according to the change of transmission channel characteristics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • H04B1/665—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using psychoacoustic properties of the ear, e.g. masking effect
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
    • H04L1/0083—Formatting with frames or packets; Protocol or part of protocol for error control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
    • H04L1/0086—Unequal error protection
DE69324906T 1992-01-28 1993-01-26 Verfahren und system zur gestaltung von vocoder daten für die maskierung von, in übertragungskanal induzierten fehlern Expired - Lifetime DE69324906T3 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US82670192A 1992-01-28 1992-01-28
US826701 1992-01-28
PCT/US1993/000703 WO1993015502A1 (en) 1992-01-28 1993-01-26 Method and system for the arrangement of vocoder data for the masking of transmission channel induced errors

Publications (3)

Publication Number Publication Date
DE69324906D1 true DE69324906D1 (de) 1999-06-17
DE69324906T2 DE69324906T2 (de) 1999-12-02
DE69324906T3 DE69324906T3 (de) 2006-08-10

Family

ID=25247288

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69324906T Expired - Lifetime DE69324906T3 (de) 1992-01-28 1993-01-26 Verfahren und system zur gestaltung von vocoder daten für die maskierung von, in übertragungskanal induzierten fehlern

Country Status (22)

Country Link
US (1) US5600754A (de)
EP (1) EP0624275B2 (de)
JP (1) JP3604689B2 (de)
KR (1) KR0168900B1 (de)
CN (2) CN100382479C (de)
AT (1) ATE180091T1 (de)
AU (1) AU678962B2 (de)
BR (1) BR9305808A (de)
CA (1) CA2128708C (de)
DE (1) DE69324906T3 (de)
DK (1) DK0624275T4 (de)
ES (1) ES2131576T5 (de)
FI (1) FI118103B (de)
GR (1) GR3030910T3 (de)
HK (2) HK1011110A1 (de)
IL (1) IL104500A (de)
MX (1) MX9300442A (de)
NO (1) NO942751D0 (de)
PL (1) PL172397B1 (de)
TW (1) TW224191B (de)
WO (1) WO1993015502A1 (de)
ZA (1) ZA93450B (de)

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KR101790901B1 (ko) 2013-06-21 2017-10-26 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. Ｆｄｎｓ 적용 이전에 백색 잡음으로의 ｍｄｃｔ 스펙트럼의 페이딩을 실현하는 장치 및 방법
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Also Published As

Publication number Publication date
PL305984A1 (en) 1995-02-20
DK0624275T3 (da) 1999-11-15
ES2131576T3 (es) 1999-08-01
GR3030910T3 (en) 1999-11-30
TW224191B (de) 1994-05-21
CN1081037A (zh) 1994-01-19
MX9300442A (es) 1994-07-29
FI943538A0 (fi) 1994-07-27
EP0624275A1 (de) 1994-11-17
ES2131576T5 (es) 2006-02-01
CN100382479C (zh) 2008-04-16
IL104500A (en) 1996-06-18
DE69324906T2 (de) 1999-12-02
DE69324906T3 (de) 2006-08-10
CN1072867C (zh) 2001-10-10
ATE180091T1 (de) 1999-05-15
KR0168900B1 (ko) 1999-03-20
JPH07506439A (ja) 1995-07-13
AU3593993A (en) 1993-09-01
DK0624275T4 (da) 2005-10-31
EP0624275B2 (de) 2005-08-31
PL172397B1 (pl) 1997-09-30
NO942751D0 (no) 1994-07-22
FI943538A (fi) 1994-09-27
CA2128708A1 (en) 1993-08-05
EP0624275A4 (de) 1995-01-25
HK1035976A1 (en) 2001-12-14
CA2128708C (en) 1998-07-14
HK1011110A1 (en) 1999-07-02
EP0624275B1 (de) 1999-05-12
JP3604689B2 (ja) 2004-12-22
BR9305808A (pt) 1997-02-18
CN1290085A (zh) 2001-04-04
FI118103B (fi) 2007-06-29
ZA93450B (en) 1993-12-28
US5600754A (en) 1997-02-04
WO1993015502A1 (en) 1993-08-05
AU678962B2 (en) 1997-06-19
IL104500A0 (en) 1993-05-13

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