JP2023052219A5 - - Google Patents

Download PDF

Info

Publication number
JP2023052219A5
JP2023052219A5 JP2023000472A JP2023000472A JP2023052219A5 JP 2023052219 A5 JP2023052219 A5 JP 2023052219A5 JP 2023000472 A JP2023000472 A JP 2023000472A JP 2023000472 A JP2023000472 A JP 2023000472A JP 2023052219 A5 JP2023052219 A5 JP 2023052219A5
Authority
JP
Japan
Prior art keywords
channel
channels
mch
processing
processor
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
JP2023000472A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023052219A (ja
JP7617154B2 (ja
Filing date
Publication date
Priority claimed from EP15172492.9A external-priority patent/EP3067885A1/en
Application filed filed Critical
Publication of JP2023052219A publication Critical patent/JP2023052219A/ja
Publication of JP2023052219A5 publication Critical patent/JP2023052219A5/ja
Priority to JP2025001698A priority Critical patent/JP2025066734A/ja
Application granted granted Critical
Publication of JP7617154B2 publication Critical patent/JP7617154B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2023000472A 2015-03-09 2023-01-05 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 Active JP7617154B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2025001698A JP2025066734A (ja) 2015-03-09 2025-01-06 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

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP15158234 2015-03-09
EP15158234.3 2015-03-09
EP15172492.9A EP3067885A1 (en) 2015-03-09 2015-06-17 Apparatus and method for encoding or decoding a multi-channel signal
EP15172492.9 2015-06-17
JP2019182675A JP7208126B2 (ja) 2015-03-09 2019-10-03 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

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2019182675A Division JP7208126B2 (ja) 2015-03-09 2019-10-03 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

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2025001698A Division JP2025066734A (ja) 2015-03-09 2025-01-06 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

Publications (3)

Publication Number Publication Date
JP2023052219A JP2023052219A (ja) 2023-04-11
JP2023052219A5 true JP2023052219A5 (https=) 2023-08-30
JP7617154B2 JP7617154B2 (ja) 2025-01-17

Family

ID=52692421

Family Applications (4)

Application Number Title Priority Date Filing Date
JP2017548015A Active JP6600004B2 (ja) 2015-03-09 2016-03-08 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
JP2019182675A Active JP7208126B2 (ja) 2015-03-09 2019-10-03 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
JP2023000472A Active JP7617154B2 (ja) 2015-03-09 2023-01-05 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
JP2025001698A Pending JP2025066734A (ja) 2015-03-09 2025-01-06 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

Family Applications Before (2)

Application Number Title Priority Date Filing Date
JP2017548015A Active JP6600004B2 (ja) 2015-03-09 2016-03-08 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
JP2019182675A Active JP7208126B2 (ja) 2015-03-09 2019-10-03 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

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2025001698A Pending JP2025066734A (ja) 2015-03-09 2025-01-06 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

Country Status (16)

Country Link
US (5) US10388289B2 (https=)
EP (4) EP3067885A1 (https=)
JP (4) JP6600004B2 (https=)
KR (1) KR102109159B1 (https=)
CN (2) CN107592937B (https=)
AR (1) AR103873A1 (https=)
AU (1) AU2016231238B2 (https=)
CA (1) CA2978818C (https=)
ES (1) ES2769032T3 (https=)
MX (1) MX364419B (https=)
PL (1) PL3268959T3 (https=)
PT (1) PT3268959T (https=)
RU (1) RU2711055C2 (https=)
SG (1) SG11201707180SA (https=)
TW (1) TWI584271B (https=)
WO (1) WO2016142375A1 (https=)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3067885A1 (en) * 2015-03-09 2016-09-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding or decoding a multi-channel signal
CN106710600B (zh) * 2016-12-16 2020-02-04 广州广晟数码技术有限公司 多声道音频信号的去相关编码方法和装置
US10650834B2 (en) 2018-01-10 2020-05-12 Savitech Corp. Audio processing method and non-transitory computer readable medium
JP6888172B2 (ja) 2018-01-18 2021-06-16 ドルビー ラボラトリーズ ライセンシング コーポレイション 音場表現信号を符号化する方法及びデバイス
BR112020026967A2 (pt) * 2018-07-04 2021-03-30 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codificação de áudio de multissinal usando branqueamento de sinal como pré-processamento
US10547927B1 (en) * 2018-07-27 2020-01-28 Mimi Hearing Technologies GmbH Systems and methods for processing an audio signal for replay on stereo and multi-channel audio devices
ES2985934T3 (es) 2018-11-13 2024-11-07 Dolby Laboratories Licensing Corp Representar audio espacial por medio de una señal de audio y metadatos asociados
ES2974219T3 (es) 2018-11-13 2024-06-26 Dolby Laboratories Licensing Corp Procesamiento de audio en servicios de audio inversivos
US12142285B2 (en) 2019-06-24 2024-11-12 Qualcomm Incorporated Quantizing spatial components based on bit allocations determined for psychoacoustic audio coding
US11361776B2 (en) 2019-06-24 2022-06-14 Qualcomm Incorporated Coding scaled spatial components
US12308034B2 (en) 2019-06-24 2025-05-20 Qualcomm Incorporated Performing psychoacoustic audio coding based on operating conditions
US11538489B2 (en) * 2019-06-24 2022-12-27 Qualcomm Incorporated Correlating scene-based audio data for psychoacoustic audio coding
CN112233682B (zh) * 2019-06-29 2024-07-16 华为技术有限公司 一种立体声编码方法、立体声解码方法和装置
CN112151045B (zh) * 2019-06-29 2024-06-04 华为技术有限公司 一种立体声编码方法、立体声解码方法和装置
CN112216290B (zh) * 2019-07-09 2025-08-15 海信视像科技股份有限公司 音频数据的传输方法、装置及播放设备
CN113782040B (zh) * 2020-05-22 2024-07-30 华为技术有限公司 基于心理声学的音频编码方法及装置
CN114023338B (zh) * 2020-07-17 2025-06-03 华为技术有限公司 多声道音频信号的编码方法和装置
CN113948095B (zh) 2020-07-17 2025-02-25 华为技术有限公司 多声道音频信号的编解码方法和装置
EP4243015A4 (en) * 2021-01-27 2024-04-17 Samsung Electronics Co., Ltd. AUDIO PROCESSING APPARATUS AND METHOD
CN115410584A (zh) * 2021-05-28 2022-11-29 华为技术有限公司 多声道音频信号的编码方法和装置
US12225370B2 (en) * 2022-01-13 2025-02-11 Electronics And Telecommunications Research Institute Apparatus for immersive spatial audio modeling and rendering
WO2025091293A1 (zh) * 2023-10-31 2025-05-08 北京小米移动软件有限公司 分组方法、编码器、解码器以及存储介质

Family Cites Families (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3404837B2 (ja) * 1993-12-07 2003-05-12 ソニー株式会社 多層符号化装置
US5956674A (en) * 1995-12-01 1999-09-21 Digital Theater Systems, Inc. Multi-channel predictive subband audio coder using psychoacoustic adaptive bit allocation in frequency, time and over the multiple channels
JP4521939B2 (ja) 2000-07-06 2010-08-11 キヤノン株式会社 画像形成装置
JP2002073086A (ja) * 2000-08-24 2002-03-12 Sony Corp 音声符号化装置および方法
SE519981C2 (sv) * 2000-09-15 2003-05-06 Ericsson Telefon Ab L M Kodning och avkodning av signaler från flera kanaler
US7502743B2 (en) * 2002-09-04 2009-03-10 Microsoft Corporation Multi-channel audio encoding and decoding with multi-channel transform selection
JP4369140B2 (ja) * 2003-02-17 2009-11-18 パナソニック株式会社 オーディオ高能率符号化装置、オーディオ高能率符号化方法、オーディオ高能率符号化プログラム及びその記録媒体
US7447317B2 (en) * 2003-10-02 2008-11-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V Compatible multi-channel coding/decoding by weighting the downmix channel
DE102004009628A1 (de) * 2004-02-27 2005-10-06 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Beschreiben einer Audio-CD und Audio-CD
EP1761915B1 (en) * 2004-06-21 2008-12-03 Koninklijke Philips Electronics N.V. Method and apparatus to encode and decode multi-channel audio signals
DE102004042819A1 (de) * 2004-09-03 2006-03-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines codierten Multikanalsignals und Vorrichtung und Verfahren zum Decodieren eines codierten Multikanalsignals
DE102004043521A1 (de) * 2004-09-08 2006-03-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines Multikanalsignals oder eines Parameterdatensatzes
KR100682904B1 (ko) * 2004-12-01 2007-02-15 삼성전자주식회사 공간 정보를 이용한 다채널 오디오 신호 처리 장치 및 방법
US7573912B2 (en) * 2005-02-22 2009-08-11 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschunng E.V. Near-transparent or transparent multi-channel encoder/decoder scheme
JP4809370B2 (ja) * 2005-02-23 2011-11-09 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） マルチチャネル音声符号化における適応ビット割り当て
DE102005010057A1 (de) * 2005-03-04 2006-09-07 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines codierten Stereo-Signals eines Audiostücks oder Audiodatenstroms
BRPI0608753B1 (pt) * 2005-03-30 2019-12-24 Koninl Philips Electronics Nv codificador de áudio, decodificador de áudio, método para codificar um sinal de áudio de multicanal, método para gerar um sinal de áudio de multicanal, sinal de áudio de multicanal codificado, e meio de armazenamento
US7961890B2 (en) * 2005-04-15 2011-06-14 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung, E.V. Multi-channel hierarchical audio coding with compact side information
US7983922B2 (en) * 2005-04-15 2011-07-19 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for generating multi-channel synthesizer control signal and apparatus and method for multi-channel synthesizing
JP2006323314A (ja) * 2005-05-20 2006-11-30 Matsushita Electric Ind Co Ltd マルチチャネル音声信号をバイノーラルキュー符号化する装置
CA2613885C (en) * 2005-06-30 2014-05-06 Lg Electronics Inc. Method and apparatus for encoding and decoding an audio signal
US8160888B2 (en) * 2005-07-19 2012-04-17 Koninklijke Philips Electronics N.V Generation of multi-channel audio signals
US7761303B2 (en) * 2005-08-30 2010-07-20 Lg Electronics Inc. Slot position coding of TTT syntax of spatial audio coding application
EP1946310A4 (en) * 2005-10-26 2011-03-09 Lg Electronics Inc METHOD FOR CODING AND DECODING A MULTI CHANNEL AUDIO SIGNAL AND DEVICE THEREFOR
KR100888474B1 (ko) * 2005-11-21 2009-03-12 삼성전자주식회사 멀티채널 오디오 신호의 부호화/복호화 장치 및 방법
KR101218776B1 (ko) * 2006-01-11 2013-01-18 삼성전자주식회사 다운믹스된 신호로부터 멀티채널 신호 생성방법 및 그 기록매체
FR2898725A1 (fr) 2006-03-15 2007-09-21 France Telecom Dispositif et procede de codage gradue d'un signal audio multi-canal selon une analyse en composante principale
US8027479B2 (en) * 2006-06-02 2011-09-27 Coding Technologies Ab Binaural multi-channel decoder in the context of non-energy conserving upmix rules
WO2008006108A2 (en) * 2006-07-07 2008-01-10 Srs Labs, Inc. Systems and methods for multi-dialog surround audio
AU2007312598B2 (en) * 2006-10-16 2011-01-20 Dolby International Ab Enhanced coding and parameter representation of multichannel downmixed object coding
JP2008129250A (ja) * 2006-11-20 2008-06-05 National Chiao Tung Univ Ａａｃのためのウィンドウ切り替え方法およびｍ／ｓ符号化の帯域決定方法
US8295494B2 (en) * 2007-08-13 2012-10-23 Lg Electronics Inc. Enhancing audio with remixing capability
CN101802907B (zh) * 2007-09-19 2013-11-13 爱立信电话股份有限公司 多信道音频的联合增强
JP5883561B2 (ja) * 2007-10-17 2016-03-15 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ アップミックスを使用した音声符号器
US8249883B2 (en) * 2007-10-26 2012-08-21 Microsoft Corporation Channel extension coding for multi-channel source
WO2009146734A1 (en) * 2008-06-03 2009-12-10 Nokia Corporation Multi-channel audio coding
KR101137360B1 (ko) * 2009-01-28 2012-04-19 엘지전자 주식회사 오디오 신호 처리 방법 및 장치
JP5793675B2 (ja) * 2009-07-31 2015-10-14 パナソニックＩｐマネジメント株式会社 符号化装置および復号装置
JP5785082B2 (ja) * 2009-08-20 2015-09-24 ジーブイビービー ホールディングス エス．エイ．アール．エル． オーディオ・ストリームを合成する装置、方法及びプログラム
BR112012008793B1 (pt) * 2009-10-15 2021-02-23 France Telecom Processos de codificação e de decodificação paramétrica de um sinalaudiodigital multicanal, codificador e decodificador paramétricos de um sinalaudiodigital multicanal
CN102714036B (zh) 2009-12-28 2014-01-22 松下电器产业株式会社 语音编码装置和语音编码方法
KR101641685B1 (ko) * 2010-03-29 2016-07-22 삼성전자주식회사 멀티채널 오디오의 다운믹스 방법 및 장치
EP2375409A1 (en) * 2010-04-09 2011-10-12 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, audio decoder and related methods for processing multi-channel audio signals using complex prediction
US8908874B2 (en) * 2010-09-08 2014-12-09 Dts, Inc. Spatial audio encoding and reproduction
WO2012040898A1 (en) 2010-09-28 2012-04-05 Huawei Technologies Co., Ltd. Device and method for postprocessing decoded multi-channel audio signal or decoded stereo signal
EP2656640A2 (en) * 2010-12-22 2013-10-30 Genaudio, Inc. Audio spatialization and environment simulation
EP2839460A4 (en) * 2012-04-18 2015-12-30 Nokia Technologies Oy STEREOTONSIGNALCODIERER
EP2717262A1 (en) * 2012-10-05 2014-04-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoder, decoder and methods for signal-dependent zoom-transform in spatial audio object coding
WO2014135235A1 (en) 2013-03-05 2014-09-12 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for multichannel direct-ambient decomposition for audio signal processing
EP2989631A4 (en) * 2013-04-26 2016-12-21 Nokia Technologies Oy AUDIO SIGNAL ENCODER
JP2015011076A (ja) * 2013-06-26 2015-01-19 日本放送協会 音響信号符号化装置、音響信号符号化方法、および音響信号復号化装置
EP2830333A1 (en) * 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Multi-channel decorrelator, multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a premix of decorrelator input signals
TWI671734B (zh) * 2013-09-12 2019-09-11 瑞典商杜比國際公司 在包含三個音訊聲道的多聲道音訊系統中之解碼方法、編碼方法、解碼裝置及編碼裝置、包含用於執行解碼方法及編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、包含解碼裝置及編碼裝置的音訊系統
DE112015003108B4 (de) * 2014-07-01 2021-03-04 Electronics And Telecommunications Research Institute Verfahren und Vorrichtung zur Verarbeitung eines Mehrkanal-Audiosignals
EP3067885A1 (en) * 2015-03-09 2016-09-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding or decoding a multi-channel signal

Similar Documents

Publication Publication Date Title
JP2023052219A5 (https=)
JP2018513402A5 (https=)
JP7617154B2 (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
KR101890216B1 (ko) 동적 범위 제어에서 효율적인 이득 코딩을 갖는 오디오 인코더 디바이스 및 오디오 디코더 디바이스
EP1869774B1 (en) Adaptive grouping of parameters for enhanced coding efficiency
KR100866885B1 (ko) 멀티채널 오디오 신호의 부호화 및 복호화 방법과 그 장치
US7791510B2 (en) Encoding method and apparatus, and program
JP5604933B2 (ja) ダウンミクス装置およびダウンミクス方法
CN1926608A (zh) 多声道信号处理设备和方法
EP2609589A1 (en) Device and method for postprocessing decoded multi-channel audio signal or decoded stereo signal
RU2006139082A (ru) Многоканальный кодер
JPWO2010140350A1 (ja) ダウンミックス装置、符号化装置、及びこれらの方法
CN101673545B (zh) 一种编解码方法及装置
CN1602417A (zh) 分级无损编码和解码方法及设备和程序
JP4347634B2 (ja) 符号化装置及び符号化方法
Yang et al. Cascaded trellis-based rate-distortion control algorithm for MPEG-4 advanced audio coding
TWI773267B (zh) 一種線性預測編碼參數的編碼方法和編碼裝置
JP7831905B2 (ja) オーディオオブジェクト処理
Yang et al. Efficient bit allocation algorithm for MPEG-4 advanced audio coding
CN120071942A (zh) 一种自适应的可变长adpcm语音编解码设计方法
KR100926366B1 (ko) 코드북 결정 방법, 오디오 신호의 부호화 방법 및 장치
CN114785356A (zh) 一种减少路径分裂的极化码列表连续消除译码方法和装置
HK1111005A (en) Adaptive grouping of parameters for enhanced coding efficiency
HK1111005B (en) Adaptive grouping of parameters for enhanced coding efficiency
HK40005525B (en) Adaptive grouping of parameters for enhanced coding efficiency