DE60026911D1 - Verfahren zur Dekodierung eines Audiosignals mit Fehlerverschleierung der Übertragungsfehler - Google Patents
Verfahren zur Dekodierung eines Audiosignals mit Fehlerverschleierung der ÜbertragungsfehlerInfo
- Publication number
- DE60026911D1 DE60026911D1 DE60026911T DE60026911T DE60026911D1 DE 60026911 D1 DE60026911 D1 DE 60026911D1 DE 60026911 T DE60026911 T DE 60026911T DE 60026911 T DE60026911 T DE 60026911T DE 60026911 D1 DE60026911 D1 DE 60026911D1
- Authority
- DE
- Germany
- Prior art keywords
- decoding
- audio signal
- error concealment
- transmission errors
- errors
- 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
Links
- 230000005540 biological transmission Effects 0.000 title 1
- 230000005236 sound signal Effects 0.000 title 1
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
- H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
- H04L1/0079—Formats for control data
- H04L1/0082—Formats for control data fields explicitly indicating existence of error in data being transmitted, e.g. so that downstream stations can avoid decoding erroneous packet; relays
-
- 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
- G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
-
- 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
- H04L1/0045—Arrangements at the receiver end
-
- 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
- H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/06—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
- H04L25/067—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing soft decisions, i.e. decisions together with an estimate of reliability
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
- Computational Linguistics (AREA)
- Power Engineering (AREA)
- Error Detection And Correction (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22219699A JP4449108B2 (ja) | 1999-08-05 | 1999-08-05 | 音声復号装置 |
JP22219699 | 1999-08-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60026911D1 true DE60026911D1 (de) | 2006-05-18 |
DE60026911T2 DE60026911T2 (de) | 2006-08-31 |
Family
ID=16778660
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60026911T Expired - Lifetime DE60026911T2 (de) | 1999-08-05 | 2000-07-27 | Verfahren zur Dekodierung eines Audiosignals mit Fehlerverschleierung der Übertragungsfehler |
Country Status (5)
Country | Link |
---|---|
US (1) | US6751586B1 (de) |
EP (1) | EP1074975B1 (de) |
JP (1) | JP4449108B2 (de) |
CN (1) | CN1164050C (de) |
DE (1) | DE60026911T2 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003003235A1 (en) | 2001-06-27 | 2003-01-09 | 4 Media, Inc. | Improved media delivery platform |
JP2006145712A (ja) * | 2004-11-18 | 2006-06-08 | Pioneer Electronic Corp | オーディオデータ補間装置 |
JP5584157B2 (ja) * | 2011-03-22 | 2014-09-03 | 株式会社タムラ製作所 | 無線受信機 |
US9009561B2 (en) * | 2012-08-01 | 2015-04-14 | Nvidia Corporation | System and method for detecting errors in audio data |
US8938661B2 (en) | 2012-08-01 | 2015-01-20 | Nvidia Corporation | System and method for detecting errors in audio data |
CN103065641B (zh) * | 2013-02-01 | 2014-12-10 | 飞天诚信科技股份有限公司 | 一种解析音频数据的方法 |
KR102192999B1 (ko) * | 2016-03-07 | 2020-12-18 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 적절히 디코딩된 오디오 프레임의 디코딩된 표현의 특성을 사용하는 에러 은닉 유닛, 오디오 디코더, 및 관련 방법과 컴퓨터 프로그램 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS602812B2 (ja) * | 1976-10-25 | 1985-01-24 | 日本電気株式会社 | 誤まり訂正符号デ−タの復号器 |
SE433998B (sv) * | 1977-10-11 | 1984-06-25 | Carl Erik Wilhelm Sundberg | Anordning vid signalmottagare for att kompensera digitala fel i overford digital signal |
JPS59153346A (ja) * | 1983-02-21 | 1984-09-01 | Nec Corp | 音声符号化・復号化装置 |
DE3374109D1 (en) * | 1983-10-28 | 1987-11-19 | Ibm | Method of recovering lost information in a digital speech transmission system, and transmission system using said method |
JP2538111B2 (ja) * | 1990-08-20 | 1996-09-25 | 松下電器産業株式会社 | 音声復号化装置 |
US5226084A (en) * | 1990-12-05 | 1993-07-06 | Digital Voice Systems, Inc. | Methods for speech quantization and error correction |
DE4431237A1 (de) * | 1994-09-02 | 1996-03-07 | Bosch Gmbh Robert | Verfahren zur Gewinnung von bitspezifischen Zuverlässigkeitsinformationen |
GB9520445D0 (en) * | 1995-10-06 | 1995-12-06 | British Telecomm | Convolutional codes |
JP3310185B2 (ja) * | 1996-11-21 | 2002-07-29 | 松下電器産業株式会社 | 誤り訂正装置 |
JP3249457B2 (ja) * | 1997-11-28 | 2002-01-21 | 沖電気工業株式会社 | ディジタル通信用音声送受信装置 |
US6272660B1 (en) * | 1998-04-03 | 2001-08-07 | Agere Systems Guardian Corp. | Screening for errors in data transmission systems |
-
1999
- 1999-08-05 JP JP22219699A patent/JP4449108B2/ja not_active Expired - Fee Related
-
2000
- 2000-07-27 DE DE60026911T patent/DE60026911T2/de not_active Expired - Lifetime
- 2000-07-27 EP EP00116303A patent/EP1074975B1/de not_active Expired - Lifetime
- 2000-08-03 US US09/631,584 patent/US6751586B1/en not_active Expired - Fee Related
- 2000-08-04 CN CNB001224980A patent/CN1164050C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP4449108B2 (ja) | 2010-04-14 |
EP1074975A3 (de) | 2002-08-21 |
DE60026911T2 (de) | 2006-08-31 |
JP2001053690A (ja) | 2001-02-23 |
EP1074975B1 (de) | 2006-03-29 |
CN1283904A (zh) | 2001-02-14 |
CN1164050C (zh) | 2004-08-25 |
US6751586B1 (en) | 2004-06-15 |
EP1074975A2 (de) | 2001-02-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69911169D1 (de) | Verfahren zur dekodierung eines audiosignals mit korrektur von übertragungsfehlern | |
DE50014134D1 (de) | Verfahren zur erkennung von signalfehlern | |
EP2102862A4 (de) | Rahmenfehler-verbergungsverfahren und vorrichtung und decodierverfahren und vorrichtung damit | |
DE69723904D1 (de) | Einrichtung und Verfahren für Fehlerkorrekturkodierung für STM-N-Signale | |
DE69027547D1 (de) | Verfahren zur Decodierung eines codierten Videosignals | |
DE19881949T1 (de) | Verfahren zur Fehlerverhinderung für Multimedia | |
DE60043504D1 (de) | Verfahren und gerät zur störungsunterdrückung eines signals | |
DE69521176D1 (de) | Verfahren zur Dekodierung kodierter Sprachsignale | |
DE69721048D1 (de) | System zur verbesserung der qualität eines empfangenen funksignals | |
DE69940703D1 (de) | Verfahren zur Bildkodierung, Verfahren zur Bildkodierung/-Dekodierung, Bildkodierer, oder Vorrichtung zur Bildaufzeichnung/-Wiedergabe | |
DE60107308D1 (de) | Verfahren zur Erzeugung eines Wasserzeichens für Audiosignale | |
DE50111955D1 (de) | Verfahren zur kleinflächigen beseitigung von lackierungsfehlern | |
DE60125083D1 (de) | Verfahren und Anlage zur Verbergung von Scheibendatenfehlern in aufgenommenen digitalen Fernsehsignalen | |
DE69932136D1 (de) | Verfahren ond Schaltung zur linearisierung eines Funkempfängers | |
DE50007700D1 (de) | Verfahren zur korrektur eines winkelfehlers eines absolutwinkelgebers | |
DE59711841D1 (de) | Verfahren zur Laufzeitmessung eines elektrischen, elektromagnetischen oder akustischen Signals | |
DE60045597D1 (de) | Verfahren und Schaltung zur Erfassung eines Signals | |
DE60020663D1 (de) | Verfahren zur Formatierung eines Audiodatenstroms | |
DE60311334D1 (de) | Verfahren und Vorrichtung zur Kodierung und Dekodierung eines digitalen Informationssignals | |
DE60026911D1 (de) | Verfahren zur Dekodierung eines Audiosignals mit Fehlerverschleierung der Übertragungsfehler | |
DE60326829D1 (de) | Verfahren zur anonymen Authentifizierung eines Datensenders | |
DE69517494D1 (de) | Verfahren zur Verschachtelung eines Audio-/Video- Bitstromes für Kodierer mit veränderlicher Bitrate | |
DE10056220B4 (de) | Verfahren zur Übertragung eines Datensignals | |
DE69720527D1 (de) | Verfahren zur kodierung eines sprachsignals | |
DE60223104D1 (de) | Verfahren zur elektronischen Wiedergabe eines Akkordeonsklangs |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PANASONIC CORP., KADOMA, OSAKA, JP |
|
8320 | Willingness to grant licences declared (paragraph 23) |