JP2018535447A5 - - Google Patents

Download PDF

Info

Publication number
JP2018535447A5
JP2018535447A5 JP2018517569A JP2018517569A JP2018535447A5 JP 2018535447 A5 JP2018535447 A5 JP 2018535447A5 JP 2018517569 A JP2018517569 A JP 2018517569A JP 2018517569 A JP2018517569 A JP 2018517569A JP 2018535447 A5 JP2018535447 A5 JP 2018535447A5
Authority
JP
Japan
Prior art keywords
side information
basic
sound
layer
signal
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
JP2018517569A
Other languages
English (en)
Japanese (ja)
Other versions
JP6797198B2 (ja
JP2018535447A (ja
Filing date
Publication date
Application filed filed Critical
Priority claimed from PCT/EP2016/073969 external-priority patent/WO2017060410A1/en
Publication of JP2018535447A publication Critical patent/JP2018535447A/ja
Publication of JP2018535447A5 publication Critical patent/JP2018535447A5/ja
Application granted granted Critical
Publication of JP6797198B2 publication Critical patent/JP6797198B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2018517569A 2015-10-08 2016-10-07 圧縮された音または音場表現のための層構成の符号化 Active JP6797198B2 (ja)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
EP15306589 2015-10-08
EP15306589.1 2015-10-08
EP15306653.5 2015-10-15
EP15306653 2015-10-15
US201662361461P 2016-07-12 2016-07-12
US201662361416P 2016-07-12 2016-07-12
US62/361,416 2016-07-12
US62/361,461 2016-07-12
PCT/EP2016/073969 WO2017060410A1 (en) 2015-10-08 2016-10-07 Layered coding for compressed sound or sound field representations

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2020190600A Division JP7122359B2 (ja) 2015-10-08 2020-11-17 圧縮された音または音場表現のための層構成の符号化

Publications (3)

Publication Number Publication Date
JP2018535447A JP2018535447A (ja) 2018-11-29
JP2018535447A5 true JP2018535447A5 (https=) 2019-11-14
JP6797198B2 JP6797198B2 (ja) 2020-12-09

Family

ID=58487849

Family Applications (3)

Application Number Title Priority Date Filing Date
JP2018517569A Active JP6797198B2 (ja) 2015-10-08 2016-10-07 圧縮された音または音場表現のための層構成の符号化
JP2022126230A Active JP7582624B2 (ja) 2015-10-08 2022-08-08 圧縮された音または音場表現のための層構成の符号化
JP2024186313A Pending JP2025016548A (ja) 2015-10-08 2024-10-23 圧縮された音または音場表現のための層構成の符号化

Family Applications After (2)

Application Number Title Priority Date Filing Date
JP2022126230A Active JP7582624B2 (ja) 2015-10-08 2022-08-08 圧縮された音または音場表現のための層構成の符号化
JP2024186313A Pending JP2025016548A (ja) 2015-10-08 2024-10-23 圧縮された音または音場表現のための層構成の符号化

Country Status (19)

Country Link
US (7) US10529343B2 (https=)
EP (3) EP4068283B1 (https=)
JP (3) JP6797198B2 (https=)
KR (2) KR20240152407A (https=)
CN (6) CN108140392B (https=)
AU (4) AU2016336258B2 (https=)
BR (5) BR122021007299B1 (https=)
CA (3) CA3217926C (https=)
CL (1) CL2018000889A1 (https=)
EA (1) EA033756B1 (https=)
ES (1) ES2918523T3 (https=)
IL (5) IL320151A (https=)
MX (2) MX374441B (https=)
MY (1) MY193124A (https=)
PH (1) PH12018500702B1 (https=)
SA (3) SA520412522B1 (https=)
TW (2) TWI703558B (https=)
WO (1) WO2017060410A1 (https=)
ZA (4) ZA202001983B (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102766957B1 (ko) * 2014-03-21 2025-02-14 돌비 인터네셔널 에이비 고차 앰비소닉스(hoa) 신호를 압축하는 방법, 압축된 hoa 신호를 압축 해제하는 방법, hoa 신호를 압축하기 위한 장치, 및 압축된 hoa 신호를 압축 해제하기 위한 장치
EP2922057A1 (en) 2014-03-21 2015-09-23 Thomson Licensing Method for compressing a Higher Order Ambisonics (HOA) signal, method for decompressing a compressed HOA signal, apparatus for compressing a HOA signal, and apparatus for decompressing a compressed HOA signal
IL320151A (en) * 2015-10-08 2025-06-01 Dolby Int Ab Layered coding for compressed sound or sound field representations
US10264386B1 (en) * 2018-02-09 2019-04-16 Google Llc Directional emphasis in ambisonics
CN115605953B (zh) 2020-05-08 2026-03-17 微软技术许可有限责任公司 用于多麦克风信号处理的数据增强的系统和方法

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100335611B1 (ko) * 1997-11-20 2002-10-09 삼성전자 주식회사 비트율 조절이 가능한 스테레오 오디오 부호화/복호화 방법 및 장치
JP4771674B2 (ja) * 2004-09-02 2011-09-14 パナソニック株式会社 音声符号化装置、音声復号化装置及びこれらの方法
US7903824B2 (en) 2005-01-10 2011-03-08 Agere Systems Inc. Compact side information for parametric coding of spatial audio
JP2009508454A (ja) * 2005-09-07 2009-02-26 ヴィドヨ,インコーポレーテッド スケーラブルなビデオ符号化を用いたスケーラブルで低遅延のテレビ会議用システムおよび方法
EP1987513B1 (fr) 2006-02-06 2009-09-09 France Telecom Procede et dispositif de codage hierarchique d'un signal audio source, procede et dispositif de decodage, programmes et signal correspondants
CN101390443B (zh) 2006-02-21 2010-12-01 皇家飞利浦电子股份有限公司 音频编码和解码
US20080004883A1 (en) * 2006-06-30 2008-01-03 Nokia Corporation Scalable audio coding
CN101884065B (zh) 2007-10-03 2013-07-10 创新科技有限公司 用于双耳再现和格式转换的空间音频分析和合成的方法
KR101209213B1 (ko) * 2008-08-19 2012-12-06 광주과학기술원 오디오 신호의 계층적 파라메트릭 스테레오 부호화 장치 및복호화 장치
WO2010103854A2 (ja) * 2009-03-13 2010-09-16 パナソニック株式会社 音声符号化装置、音声復号装置、音声符号化方法及び音声復号方法
EP2395505A1 (en) * 2010-06-11 2011-12-14 Thomson Licensing Method and apparatus for searching in a layered hierarchical bit stream followed by replay, said bit stream including a base layer and at least one enhancement layer
EP2645748A1 (en) * 2012-03-28 2013-10-02 Thomson Licensing Method and apparatus for decoding stereo loudspeaker signals from a higher-order Ambisonics audio signal
EP2665208A1 (en) 2012-05-14 2013-11-20 Thomson Licensing Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation
CN104170007B (zh) * 2012-06-19 2017-09-26 深圳广晟信源技术有限公司 对单声道或立体声进行编码的方法
WO2014005327A1 (zh) * 2012-07-06 2014-01-09 深圳广晟信源技术有限公司 对多声道数字音频编码的方法
US9288603B2 (en) * 2012-07-15 2016-03-15 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for backward-compatible audio coding
KR102429953B1 (ko) * 2012-07-19 2022-08-08 돌비 인터네셔널 에이비 다채널 오디오 신호들의 렌더링을 향상시키기 위한 방법 및 디바이스
US9516446B2 (en) * 2012-07-20 2016-12-06 Qualcomm Incorporated Scalable downmix design for object-based surround codec with cluster analysis by synthesis
EP2898506B1 (en) 2012-09-21 2018-01-17 Dolby Laboratories Licensing Corporation Layered approach to spatial audio coding
CN103165135B (zh) * 2013-03-04 2015-03-25 深圳广晟信源技术有限公司 一种数字音频粗分层编码方法和装置
US9558785B2 (en) 2013-04-05 2017-01-31 Dts, Inc. Layered audio coding and transmission
JP6377730B2 (ja) 2013-06-05 2018-08-22 ドルビー・インターナショナル・アーベー オーディオ信号を符号化する方法及び装置並びにオーディオ信号を復号する方法及び装置
US9502045B2 (en) * 2014-01-30 2016-11-22 Qualcomm Incorporated Coding independent frames of ambient higher-order ambisonic coefficients
EP2922057A1 (en) * 2014-03-21 2015-09-23 Thomson Licensing Method for compressing a Higher Order Ambisonics (HOA) signal, method for decompressing a compressed HOA signal, apparatus for compressing a HOA signal, and apparatus for decompressing a compressed HOA signal
EP4539046A1 (en) * 2014-03-21 2025-04-16 Dolby International AB Method for compressing a higher order ambisonics (hoa) signal, method for decompressing a compressed hoa signal, apparatus for compressing a hoa signal, and apparatus for decompressing a compressed hoa signal
KR102766957B1 (ko) 2014-03-21 2025-02-14 돌비 인터네셔널 에이비 고차 앰비소닉스(hoa) 신호를 압축하는 방법, 압축된 hoa 신호를 압축 해제하는 방법, hoa 신호를 압축하기 위한 장치, 및 압축된 hoa 신호를 압축 해제하기 위한 장치
US10140996B2 (en) * 2014-10-10 2018-11-27 Qualcomm Incorporated Signaling layers for scalable coding of higher order ambisonic audio data
IL320151A (en) * 2015-10-08 2025-06-01 Dolby Int Ab Layered coding for compressed sound or sound field representations
EP3360135B1 (en) * 2015-10-08 2020-03-11 Dolby International AB Layered coding for compressed sound or sound field representations

Similar Documents

Publication Publication Date Title
CN102779512B (zh) 对多声道音频信号进行编码/解码的系统和方法
JP2023052219A (ja) マルチチャンネル信号を符号化又は復号化するための装置と方法
JP2018535447A5 (https=)
US9940938B2 (en) Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals
CN103890841B (zh) 音频对象编码和解码
US9761229B2 (en) Systems, methods, apparatus, and computer-readable media for audio object clustering
CN106104681B (zh) 对压缩的高阶高保真立体声(hoa)表示进行解码的方法及装置
TWI774136B (zh) 多聲道音訊系統中之解碼方法、解碼裝置、包含用於執行解碼方法的指令之非暫態電腦可讀取的媒體之電腦程式產品、包含解碼裝置的音訊系統
CN109410960B (zh) 用于对压缩的hoa信号进行解码的方法、装置和存储介质
JP6906570B2 (ja) 符号化されたオーディオ信号を処理するための装置および方法
CN105556992A (zh) 将第一和第二输入声道映射至至少一个输出声道的装置,方法和计算机程序
CN111145766A (zh) 对压缩的高阶高保真立体声(hoa)表示进行解码的方法和装置以及介质
JP2021107937A5 (https=)
US20170278521A1 (en) Encoder and encoding method for multi-channel signal, and decoder and decoding method for multi-channel signal
HRP20191107T1 (hr) Parametarsko miješanje audio signala
JP2018530000A5 (https=)
IL302588A (en) Layered coding and data structure for compressed high-order sound or surround sound field representations
JP2017537342A5 (https=)
HK1243547A1 (en) Parametric mixing of audio signals
US8867751B2 (en) Method, medium, and system encoding/decoding a multi-channel audio signal, and method medium, and system decoding a down-mixed signal to a 2-channel signal
JP6207739B2 (ja) 修正された出力信号を得るために符号化されたオーディオ信号を復号化するための装置および方法
CN103607690A (zh) 一种3d音频中多声道信号的下混方法
HK40019653A (en) Method and apparatus for decoding compressed higher order ambisonics (hoa) representation, and medium
KR20140070244A (ko) 다채널 오디오 신호의 인코딩 및 디코딩 방법, 및 다채널 오디오 신호의 인코딩 및 디코딩 장치
WO2020075286A1 (ja) オーディオ装置およびオーディオ信号出力方法