JP5169059B2 - 音声通信装置 - Google Patents

音声通信装置 Download PDF

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Publication number
JP5169059B2
JP5169059B2 JP2007203910A JP2007203910A JP5169059B2 JP 5169059 B2 JP5169059 B2 JP 5169059B2 JP 2007203910 A JP2007203910 A JP 2007203910A JP 2007203910 A JP2007203910 A JP 2007203910A JP 5169059 B2 JP5169059 B2 JP 5169059B2
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JP
Japan
Prior art keywords
frame
audio data
unit
subframe
missing
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 - Fee Related
Application number
JP2007203910A
Other languages
English (en)
Japanese (ja)
Other versions
JP2009042266A (ja
JP2009042266A5 (enExample
Inventor
慎治 池上
淳一 前原
憲昭 福岡
敏弘 塚本
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.)
Panasonic Corp
Panasonic Holdings Corp
Original Assignee
Panasonic Corp
Matsushita Electric Industrial Co Ltd
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 Panasonic Corp, Matsushita Electric Industrial Co Ltd filed Critical Panasonic Corp
Priority to JP2007203910A priority Critical patent/JP5169059B2/ja
Priority to US12/186,033 priority patent/US8175867B2/en
Publication of JP2009042266A publication Critical patent/JP2009042266A/ja
Publication of JP2009042266A5 publication Critical patent/JP2009042266A5/ja
Application granted granted Critical
Publication of JP5169059B2 publication Critical patent/JP5169059B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/253—Telephone sets using digital voice transmission
    • H04M1/2535—Telephone sets using digital voice transmission adapted for voice communication over an Internet Protocol [IP] network

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (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)
  • Telephonic Communication Services (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Telephone Function (AREA)
JP2007203910A 2007-08-06 2007-08-06 音声通信装置 Expired - Fee Related JP5169059B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2007203910A JP5169059B2 (ja) 2007-08-06 2007-08-06 音声通信装置
US12/186,033 US8175867B2 (en) 2007-08-06 2008-08-05 Voice communication apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007203910A JP5169059B2 (ja) 2007-08-06 2007-08-06 音声通信装置

Publications (3)

Publication Number Publication Date
JP2009042266A JP2009042266A (ja) 2009-02-26
JP2009042266A5 JP2009042266A5 (enExample) 2010-09-16
JP5169059B2 true JP5169059B2 (ja) 2013-03-27

Family

ID=40432827

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007203910A Expired - Fee Related JP5169059B2 (ja) 2007-08-06 2007-08-06 音声通信装置

Country Status (2)

Country Link
US (1) US8175867B2 (enExample)
JP (1) JP5169059B2 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7412004B2 (en) * 2001-06-29 2008-08-12 Agere Systems Inc. Method and apparatus for controlling buffer overflow in a communication system
US10056077B2 (en) 2007-03-07 2018-08-21 Nuance Communications, Inc. Using speech recognition results based on an unstructured language model with a music system
FI3518234T3 (fi) 2010-11-22 2023-12-14 Ntt Docomo Inc Audiokoodauslaite ja -menetelmä
US10157620B2 (en) 2014-03-04 2018-12-18 Interactive Intelligence Group, Inc. System and method to correct for packet loss in automatic speech recognition systems utilizing linear interpolation
WO2017129270A1 (en) * 2016-01-29 2017-08-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for improving a transition from a concealed audio signal portion to a succeeding audio signal portion of an audio signal
WO2020250369A1 (ja) * 2019-06-13 2020-12-17 日本電信電話株式会社 音信号受信復号方法、音信号復号方法、音信号受信側装置、復号装置、プログラム及び記録媒体

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH021661A (ja) 1988-06-10 1990-01-05 Oki Electric Ind Co Ltd パケット補間方式
JP3183490B2 (ja) * 1994-07-21 2001-07-09 日本電信電話株式会社 予測符号化音声信号受信機
JP3254460B2 (ja) * 1995-04-24 2002-02-04 日本電信電話株式会社 Ａｄｐｃｍ符号化音声復号化方法
JP3281789B2 (ja) 1996-01-26 2002-05-13 三洋電機株式会社 音声データ補間回路
JP3603470B2 (ja) * 1996-05-09 2004-12-22 松下電工株式会社 音声品質改善装置
JP4022427B2 (ja) 2002-04-19 2007-12-19 独立行政法人科学技術振興機構 エラー隠蔽方法、エラー隠蔽プログラム、送信装置、受信装置及びエラー隠蔽装置
JP2005077889A (ja) 2003-09-02 2005-03-24 Kazuhiro Kondo 音声パケット欠落補間方式
JP4135621B2 (ja) * 2003-11-05 2008-08-20 沖電気工業株式会社 受信装置および方法

Also Published As

Publication number Publication date
US8175867B2 (en) 2012-05-08
JP2009042266A (ja) 2009-02-26
US20090070105A1 (en) 2009-03-12

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