AU2001267602A1 - Speech coding - Google Patents

Speech coding

Info

Publication number
AU2001267602A1
AU2001267602A1 AU2001267602A AU6760201A AU2001267602A1 AU 2001267602 A1 AU2001267602 A1 AU 2001267602A1 AU 2001267602 A AU2001267602 A AU 2001267602A AU 6760201 A AU6760201 A AU 6760201A AU 2001267602 A1 AU2001267602 A1 AU 2001267602A1
Authority
AU
Australia
Prior art keywords
speech coding
speech
coding
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.)
Abandoned
Application number
AU2001267602A
Inventor
Hannu Mikkola
Jani Rotola-Pukkila
Janne Vainio
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.)
Nokia Oyj
Original Assignee
Nokia Oyj
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 Nokia Oyj filed Critical Nokia Oyj
Publication of AU2001267602A1 publication Critical patent/AU2001267602A1/en
Abandoned 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
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0014—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the source coding
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0025—Transmission of mode-switching indication
AU2001267602A 2000-06-30 2001-06-13 Speech coding Abandoned AU2001267602A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI20001577 2000-06-30
FI20001577A FI20001577A (en) 2000-06-30 2000-06-30 Speech coding
PCT/FI2001/000560 WO2002003601A1 (en) 2000-06-30 2001-06-13 Speech coding

Publications (1)

Publication Number Publication Date
AU2001267602A1 true AU2001267602A1 (en) 2002-01-14

Family

ID=8558703

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001267602A Abandoned AU2001267602A1 (en) 2000-06-30 2001-06-13 Speech coding

Country Status (5)

Country Link
US (1) US7315814B2 (en)
EP (1) EP1299970B1 (en)
AU (1) AU2001267602A1 (en)
FI (1) FI20001577A (en)
WO (1) WO2002003601A1 (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4108317B2 (en) * 2001-11-13 2008-06-25 日本電気株式会社 Code conversion method and apparatus, program, and storage medium
JP2003289380A (en) * 2002-03-28 2003-10-10 Nec Corp Method for changing voice coding system, communication system, communication network and communication terminal
CA2392640A1 (en) * 2002-07-05 2004-01-05 Voiceage Corporation A method and device for efficient in-based dim-and-burst signaling and half-rate max operation in variable bit-rate wideband speech coding for cdma wireless systems
FI20021936A (en) * 2002-10-31 2004-05-01 Nokia Corp Variable speed voice codec
US7613606B2 (en) * 2003-10-02 2009-11-03 Nokia Corporation Speech codecs
WO2005101715A1 (en) * 2004-04-16 2005-10-27 Nokia Corporation Adaptive associated control channel messaging
ATE352138T1 (en) * 2004-05-28 2007-02-15 Cit Alcatel ADAPTATION METHOD FOR A MULTI-RATE VOICE CODEC
SE0402372D0 (en) * 2004-09-30 2004-09-30 Ericsson Telefon Ab L M Signal coding
SE528213C3 (en) * 2004-09-30 2006-10-31 Ericsson Telefon Ab L M Procedures and arrangements for adaptive thresholds in codec selection
US8036242B2 (en) * 2006-02-15 2011-10-11 Qualcomm Incorporated Dynamic capacity operating point management for a vocoder in an access terminal
US7623550B2 (en) * 2006-03-01 2009-11-24 Microsoft Corporation Adjusting CODEC parameters during emergency calls
KR101523590B1 (en) 2009-01-09 2015-05-29 한국전자통신연구원 Method for controlling codec mode in All-IP network and Terminal using the same
GB0915766D0 (en) * 2009-09-09 2009-10-07 Apt Licensing Ltd Apparatus and method for multidimensional adaptive audio coding
US10956485B2 (en) 2011-08-31 2021-03-23 Google Llc Retargeting in a search environment
US10630751B2 (en) 2016-12-30 2020-04-21 Google Llc Sequence dependent data message consolidation in a voice activated computer network environment
US8886524B1 (en) 2012-05-01 2014-11-11 Amazon Technologies, Inc. Signal processing based on audio context
GB2514174B (en) * 2013-05-17 2015-12-02 Cambium Networks Ltd Improvements to adaptive modulation
US10431209B2 (en) * 2016-12-30 2019-10-01 Google Llc Feedback controller for data transmissions
US10614153B2 (en) 2013-09-30 2020-04-07 Google Llc Resource size-based content item selection
US9703757B2 (en) 2013-09-30 2017-07-11 Google Inc. Automatically determining a size for a content item for a web page
WO2021055584A1 (en) * 2019-09-19 2021-03-25 Amphenol Corporation High speed electronic system with midboard cable connector
US11233669B2 (en) * 2019-12-17 2022-01-25 Google Llc Context-dependent in-call video codec switching
US11228958B2 (en) * 2020-04-15 2022-01-18 Qualcomm Incorporated Techniques for transmission of recommended bit rate queries

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU5550694A (en) * 1992-11-06 1994-06-08 Pericle Communications Company Adaptive data rate modem
SE9601606D0 (en) * 1996-04-26 1996-04-26 Ericsson Telefon Ab L M Ways for radio telecommunication systems
US5940439A (en) 1997-02-26 1999-08-17 Motorola Inc. Method and apparatus for adaptive rate communication system
US6009553A (en) * 1997-12-15 1999-12-28 The Whitaker Corporation Adaptive error correction for a communications link
FI108825B (en) * 1998-03-16 2002-03-28 Nokia Corp A method for estimating a channel bit error rate and a receiver
US6182264B1 (en) * 1998-05-22 2001-01-30 Vlsi Technology, Inc. Smart dynamic selection of error correction methods for DECT based data services
US6163766A (en) * 1998-08-14 2000-12-19 Motorola, Inc. Adaptive rate system and method for wireless communications

Also Published As

Publication number Publication date
EP1299970B1 (en) 2015-07-29
US20040098251A1 (en) 2004-05-20
EP1299970A1 (en) 2003-04-09
US7315814B2 (en) 2008-01-01
FI20001577A (en) 2001-12-31
FI20001577A0 (en) 2000-06-30
WO2002003601A1 (en) 2002-01-10

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