CA2089478A1 - Ligne audio a reduction automatique de la duree des retards - Google Patents

Ligne audio a reduction automatique de la duree des retards

Info

Publication number
CA2089478A1
CA2089478A1 CA2089478A CA2089478A CA2089478A1 CA 2089478 A1 CA2089478 A1 CA 2089478A1 CA 2089478 A CA2089478 A CA 2089478A CA 2089478 A CA2089478 A CA 2089478A CA 2089478 A1 CA2089478 A1 CA 2089478A1
Authority
CA
Canada
Prior art keywords
buffer
input signal
length
input
delay
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.)
Granted
Application number
CA2089478A
Other languages
English (en)
Other versions
CA2089478C (fr
Inventor
Eric R. Schorman
John D. Reed
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.)
Motorola Solutions Inc
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2089478A1 publication Critical patent/CA2089478A1/fr
Application granted granted Critical
Publication of CA2089478C publication Critical patent/CA2089478C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/04—Time compression or expansion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2250/00—Details of telephonic subscriber devices
    • H04M2250/74—Details of telephonic subscriber devices with voice recognition means

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
CA002089478A 1990-10-01 1991-10-01 Ligne audio a reduction automatique de la duree des retards Expired - Fee Related CA2089478C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US592,001 1990-10-01
US07/592,001 US5157728A (en) 1990-10-01 1990-10-01 Automatic length-reducing audio delay line

Publications (2)

Publication Number Publication Date
CA2089478A1 true CA2089478A1 (fr) 1992-04-02
CA2089478C CA2089478C (fr) 1996-07-02

Family

ID=24368860

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002089478A Expired - Fee Related CA2089478C (fr) 1990-10-01 1991-10-01 Ligne audio a reduction automatique de la duree des retards

Country Status (6)

Country Link
US (1) US5157728A (fr)
EP (1) EP0551422B1 (fr)
JP (1) JP2850157B2 (fr)
CA (1) CA2089478C (fr)
DE (1) DE69132029T2 (fr)
WO (1) WO1992006467A1 (fr)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07281689A (ja) * 1994-04-08 1995-10-27 Matsushita Electric Ind Co Ltd 音声信号伝送装置
EP0725499B1 (fr) * 1994-08-22 2005-11-02 Sony Corporation Emetteur-recepteur
JPH08292798A (ja) * 1995-04-24 1996-11-05 Nec Corp 音声再生制御方式
EP0907161B1 (fr) * 1997-09-18 2001-07-11 Victor Company Of Japan, Ltd. Appareil de traitement de signaux audio
MY118991A (en) * 1997-09-22 2005-02-28 Victor Company Of Japan Apparatus for processing audio signal
US6243329B1 (en) 1999-01-06 2001-06-05 Visteon Global Technologies, Inc. Method of enhanced compression rate for a multi-disc CD player
US6205097B1 (en) 1999-01-06 2001-03-20 Visteon Global Technologies, Inc. Method of enhanced data compression rate for a CD player
JP4895418B2 (ja) * 1999-08-24 2012-03-14 ソニー株式会社 音声再生方法および音声再生装置
DE10024864A1 (de) * 2000-05-19 2001-11-22 Siemens Ag Verfahren und Vorrichtung in einem Funk-Kommunikationssystem zum Verbessern der Übertragungsqualität nach einem Aufbau einer unterbrochenen Verbindung (V), insbesondere zum Verringern von Abschneidung und Verzögerung bei Übertragung von Sprachdaten über Paketdatenkanäle
SE0004839D0 (sv) * 2000-12-22 2000-12-22 Ericsson Telefon Ab L M Method and communication apparatus in a communication system
US6999921B2 (en) * 2001-12-13 2006-02-14 Motorola, Inc. Audio overhang reduction by silent frame deletion in wireless calls
US7099820B1 (en) * 2002-02-15 2006-08-29 Cisco Technology, Inc. Method and apparatus for concealing jitter buffer expansion and contraction
US7149412B2 (en) * 2002-03-01 2006-12-12 Thomson Licensing Trick mode audio playback
US7369671B2 (en) * 2002-09-16 2008-05-06 Starkey, Laboratories, Inc. Switching structures for hearing aid
US7395208B2 (en) * 2002-09-27 2008-07-01 Microsoft Corporation Integrating external voices
US20040143675A1 (en) * 2003-01-16 2004-07-22 Aust Andreas Matthias Resynchronizing drifted data streams with a minimum of noticeable artifacts
US7280813B2 (en) * 2003-03-13 2007-10-09 Peter Fortier Elliott Variable delay radio receiver
US7953396B2 (en) * 2004-03-04 2011-05-31 Telefonaktiebolaget Lm Ericsson (Publ) Reducing latency in push to talk services
US20050227657A1 (en) * 2004-04-07 2005-10-13 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for increasing perceived interactivity in communications systems
CN1947407A (zh) * 2004-04-09 2007-04-11 日本电气株式会社 音频通信方法和装置
US7970020B2 (en) * 2004-10-27 2011-06-28 Telefonaktiebolaget Lm Ericsson (Publ) Terminal having plural playback pointers for jitter buffer
US20060123194A1 (en) * 2004-12-02 2006-06-08 Claudio Alex Cukierkopf Variable effective depth write buffer and methods thereof
WO2007013180A1 (fr) * 2005-07-27 2007-02-01 Kabushiki Kaisha Audio-Technica Système audio de conférence
JP2010525376A (ja) * 2007-03-29 2010-07-22 テレフオンアクチーボラゲット エル エム エリクソン（パブル） Ｄｔｘハングオーバ期間の長さを調整する方法及び音声符号化装置
GB2451265B (en) * 2007-07-25 2012-01-04 Wolfson Microelectronics Plc Control sequencer
JP2009288523A (ja) * 2008-05-29 2009-12-10 Toshiba Corp 音声認識装置及びその方法
EP2355497A1 (fr) * 2009-12-21 2011-08-10 Nxp B.V. Dispositif de programmation spectrale totale
US9337949B2 (en) 2011-08-31 2016-05-10 Cablecam, Llc Control system for an aerially moved payload
US10720153B2 (en) 2013-12-13 2020-07-21 Harman International Industries, Incorporated Name-sensitive listening device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4110560A (en) * 1977-11-23 1978-08-29 Gte Sylvania Incorporated Communication apparatus
GB2113054A (en) * 1981-12-21 1983-07-27 Voice Microsystems Ltd Speech detector
US4920534A (en) * 1986-02-28 1990-04-24 At&T Bell Laboratories System for controllably eliminating bits from packet information field based on indicator in header and amount of data in packet buffer
IL84902A (en) * 1987-12-21 1991-12-15 D S P Group Israel Ltd Digital autocorrelation system for detecting speech in noisy audio signal

Also Published As

Publication number Publication date
EP0551422B1 (fr) 2000-03-08
DE69132029T2 (de) 2000-11-02
JP2850157B2 (ja) 1999-01-27
EP0551422A1 (fr) 1993-07-21
JPH06501597A (ja) 1994-02-17
WO1992006467A1 (fr) 1992-04-16
DE69132029D1 (de) 2000-04-13
US5157728A (en) 1992-10-20
CA2089478C (fr) 1996-07-02
EP0551422A4 (en) 1995-01-25

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