JPWO2020250471A1 - - Google Patents

Info

Publication number
JPWO2020250471A1
JPWO2020250471A1 JP2021525901A JP2021525901A JPWO2020250471A1 JP WO2020250471 A1 JPWO2020250471 A1 JP WO2020250471A1 JP 2021525901 A JP2021525901 A JP 2021525901A JP 2021525901 A JP2021525901 A JP 2021525901A JP WO2020250471 A1 JPWO2020250471 A1 JP WO2020250471A1
Authority
JP
Japan
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
JP2021525901A
Other versions
JP7192987B2 (ja
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 filed Critical
Publication of JPWO2020250471A1 publication Critical patent/JPWO2020250471A1/ja
Application granted granted Critical
Publication of JP7192987B2 publication Critical patent/JP7192987B2/ja
Active 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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • 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
    • 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
    • G10L19/04—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
    • G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • 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
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Telephonic Communication Services (AREA)
  • Telephone Function (AREA)
JP2021525901A 2019-06-13 2019-12-27 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 Active JP7192987B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
PCT/JP2019/023424 WO2020250370A1 (ja) 2019-06-13 2019-06-13 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
JPPCT/JP2019/023424 2019-06-13
PCT/JP2019/051596 WO2020250471A1 (ja) 2019-06-13 2019-12-27 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

Publications (2)

Publication Number Publication Date
JPWO2020250471A1 true JPWO2020250471A1 (ja) 2020-12-17
JP7192987B2 JP7192987B2 (ja) 2022-12-20

Family

ID=73781711

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021525901A Active JP7192987B2 (ja) 2019-06-13 2019-12-27 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

Country Status (5)

Country Link
US (1) US20220246157A1 (ja)
EP (1) EP3985662A4 (ja)
JP (1) JP7192987B2 (ja)
CN (1) CN113966530A (ja)
WO (2) WO2020250370A1 (ja)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11251917A (ja) * 1998-02-26 1999-09-17 Sony Corp 符号化装置及び方法、復号化装置及び方法、並びに記録媒体
JP2004289196A (ja) * 2002-03-08 2004-10-14 Nippon Telegr & Teleph Corp <Ntt> ディジタル信号符号化方法、復号化方法、符号化装置、復号化装置及びディジタル信号符号化プログラム、復号化プログラム
JP2005117132A (ja) * 2003-10-03 2005-04-28 Nippon Telegr & Teleph Corp <Ntt> 音声信号パケット通信方法、音声信号パケット送信方法、受信方法、これらの装置、そのプログラムおよび記録媒体
WO2006070751A1 (ja) * 2004-12-27 2006-07-06 Matsushita Electric Industrial Co., Ltd. 音声符号化装置および音声符号化方法
WO2008102527A1 (ja) * 2007-02-20 2008-08-28 Panasonic Corporation マルチチャンネル復号装置、マルチチャンネル復号方法、プログラム及び半導体集積回路
WO2009129822A1 (en) * 2008-04-22 2009-10-29 Nokia Corporation Efficient encoding and decoding for multi-channel signals

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11251917A (ja) * 1998-02-26 1999-09-17 Sony Corp 符号化装置及び方法、復号化装置及び方法、並びに記録媒体
JP2004289196A (ja) * 2002-03-08 2004-10-14 Nippon Telegr & Teleph Corp <Ntt> ディジタル信号符号化方法、復号化方法、符号化装置、復号化装置及びディジタル信号符号化プログラム、復号化プログラム
JP2005117132A (ja) * 2003-10-03 2005-04-28 Nippon Telegr & Teleph Corp <Ntt> 音声信号パケット通信方法、音声信号パケット送信方法、受信方法、これらの装置、そのプログラムおよび記録媒体
WO2006070751A1 (ja) * 2004-12-27 2006-07-06 Matsushita Electric Industrial Co., Ltd. 音声符号化装置および音声符号化方法
WO2008102527A1 (ja) * 2007-02-20 2008-08-28 Panasonic Corporation マルチチャンネル復号装置、マルチチャンネル復号方法、プログラム及び半導体集積回路
WO2009129822A1 (en) * 2008-04-22 2009-10-29 Nokia Corporation Efficient encoding and decoding for multi-channel signals

Also Published As

Publication number Publication date
EP3985662A1 (en) 2022-04-20
JP7192987B2 (ja) 2022-12-20
CN113966530A (zh) 2022-01-21
WO2020250471A1 (ja) 2020-12-17
US20220246157A1 (en) 2022-08-04
WO2020250370A1 (ja) 2020-12-17
EP3985662A4 (en) 2023-07-19

Similar Documents

Publication Publication Date Title
BR112021017339A2 (ja)
BR112021013854A2 (ja)
BR112021018450A2 (ja)
BR112021017939A2 (ja)
BR112021017892A2 (ja)
BR112019016141A2 (ja)
BR112021017738A2 (ja)
BR112021017782A2 (ja)
BR112019016142A2 (ja)
BR112019016138A2 (ja)
BR112021018168A2 (ja)
BR112021017728A2 (ja)
AU2020104490A5 (ja)
BR112021008711A2 (ja)
BR112021018452A2 (ja)
BR112021017234A2 (ja)
BR112021017355A2 (ja)
BR112021017703A2 (ja)
BR112021017173A2 (ja)
BR112021018102A2 (ja)
BR112021017083A2 (ja)
BR112021017637A2 (ja)
BR112021012348A2 (ja)
BR112021018250A2 (ja)
BR112021018084A2 (ja)

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20211129

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20221108

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20221121

R150 Certificate of patent or registration of utility model

Ref document number: 7192987

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150