JP2019535207A5 - - Google Patents

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JP2019535207A5
JP2019535207A5 JP2019519412A JP2019519412A JP2019535207A5 JP 2019535207 A5 JP2019535207 A5 JP 2019535207A5 JP 2019519412 A JP2019519412 A JP 2019519412A JP 2019519412 A JP2019519412 A JP 2019519412A JP 2019535207 A5 JP2019535207 A5 JP 2019535207A5
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JP
Japan
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value
signal
frequency range
frequency domain
stereo parameter
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JP2019519412A
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Japanese (ja)
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JP2019535207A (ja
JP6987856B2 (ja
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Priority claimed from US15/708,717 external-priority patent/US10362423B2/en
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JP2019519412A 2016-10-13 2017-09-20 パラメトリックオーディオ復号 Active JP6987856B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201662407843P 2016-10-13 2016-10-13
US62/407,843 2016-10-13
US15/708,717 US10362423B2 (en) 2016-10-13 2017-09-19 Parametric audio decoding
US15/708,717 2017-09-19
PCT/US2017/052554 WO2018071150A1 (en) 2016-10-13 2017-09-20 Parametric audio decoding

Publications (3)

Publication Number Publication Date
JP2019535207A JP2019535207A (ja) 2019-12-05
JP2019535207A5 true JP2019535207A5 (enExample) 2020-10-15
JP6987856B2 JP6987856B2 (ja) 2022-01-05

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JP2019519412A Active JP6987856B2 (ja) 2016-10-13 2017-09-20 パラメトリックオーディオ復号

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US (5) US10362423B2 (enExample)
EP (1) EP3526791B1 (enExample)
JP (1) JP6987856B2 (enExample)
KR (2) KR102761057B1 (enExample)
CN (2) CN109804430B (enExample)
AU (1) AU2017342737B2 (enExample)
BR (1) BR112019007240A2 (enExample)
ES (1) ES2846281T3 (enExample)
TW (1) TWI763717B (enExample)
WO (1) WO2018071150A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE48462E1 (en) * 2009-07-29 2021-03-09 Northwestern University Systems, methods, and apparatus for equalization preference learning
US10362423B2 (en) 2016-10-13 2019-07-23 Qualcomm Incorporated Parametric audio decoding
US11514921B2 (en) * 2019-09-26 2022-11-29 Apple Inc. Audio return channel data loopback
CN116391171A (zh) * 2020-09-01 2023-07-04 苹果公司 动态改变音频特性
US20250140271A1 (en) * 2021-08-30 2025-05-01 Nokia Technologies Oy Silence descriptor using spatial parameters
CN115277592B (zh) * 2022-07-20 2023-04-11 哈尔滨市科佳通用机电股份有限公司 一种机车信号设备在信号切换时的解码方法
CN119580735B (zh) * 2025-02-06 2025-04-25 泉州市二谷电子科技有限公司 一种数控系统的远程语音控制方法及系统

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7583805B2 (en) * 2004-02-12 2009-09-01 Agere Systems Inc. Late reverberation-based synthesis of auditory scenes
EP2665294A2 (en) * 2003-03-04 2013-11-20 Core Wireless Licensing S.a.r.l. Support of a multichannel audio extension
JP4867914B2 (ja) * 2004-03-01 2012-02-01 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 マルチチャンネルオーディオコーディング
EP1817767B1 (en) * 2004-11-30 2015-11-11 Agere Systems Inc. Parametric coding of spatial audio with object-based 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
US8379868B2 (en) * 2006-05-17 2013-02-19 Creative Technology Ltd Spatial audio coding based on universal spatial cues
US8103005B2 (en) 2008-02-04 2012-01-24 Creative Technology Ltd Primary-ambient decomposition of stereo audio signals using a complex similarity index
JP5555707B2 (ja) * 2008-10-08 2014-07-23 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン マルチ分解能切替型のオーディオ符号化及び復号化スキーム
AU2010209673B2 (en) 2009-01-28 2013-05-16 Dolby International Ab Improved harmonic transposition
US8457975B2 (en) * 2009-01-28 2013-06-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio decoder, audio encoder, methods for decoding and encoding an audio signal and computer program
CN102157149B (zh) * 2010-02-12 2012-08-08 华为技术有限公司 立体声信号下混方法、编解码装置和编解码系统
US9313598B2 (en) 2010-03-02 2016-04-12 Nokia Technologies Oy Method and apparatus for stereo to five channel upmix
KR101662681B1 (ko) * 2012-04-05 2016-10-05 후아웨이 테크놀러지 컴퍼니 리미티드 멀티채널 오디오 인코더 및 멀티채널 오디오 신호 인코딩 방법
EP2717261A1 (en) * 2012-10-05 2014-04-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoder, decoder and methods for backward compatible multi-resolution spatial-audio-object-coding
EP2720222A1 (en) 2012-10-10 2014-04-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for efficient synthesis of sinusoids and sweeps by employing spectral patterns
US9601125B2 (en) * 2013-02-08 2017-03-21 Qualcomm Incorporated Systems and methods of performing noise modulation and gain adjustment
BR112015025080B1 (pt) 2013-04-05 2021-12-21 Dolby International Ab Método de decodificação e decodificador para decodificar dois sinais de áudio, método de codificação e codificador para codificar dois sinais de áudio, e meio legível não transitório
US8804971B1 (en) * 2013-04-30 2014-08-12 Dolby International Ab Hybrid encoding of higher frequency and downmixed low frequency content of multichannel audio
EP2838086A1 (en) * 2013-07-22 2015-02-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. In an reduction of comb filter artifacts in multi-channel downmix with adaptive phase alignment
EP2830056A1 (en) * 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding or decoding an audio signal with intelligent gap filling in the spectral domain
US9154782B2 (en) * 2013-09-16 2015-10-06 Magnum Semiconductor, Inc. Apparatuses and methods for adjusting coefficients using dead zones
US9293143B2 (en) * 2013-12-11 2016-03-22 Qualcomm Incorporated Bandwidth extension mode selection
US10163447B2 (en) * 2013-12-16 2018-12-25 Qualcomm Incorporated High-band signal modeling
US9685164B2 (en) * 2014-03-31 2017-06-20 Qualcomm Incorporated Systems and methods of switching coding technologies at a device
US9626983B2 (en) * 2014-06-26 2017-04-18 Qualcomm Incorporated Temporal gain adjustment based on high-band signal characteristic
US10049684B2 (en) * 2015-04-05 2018-08-14 Qualcomm Incorporated Audio bandwidth selection
US10362423B2 (en) 2016-10-13 2019-07-23 Qualcomm Incorporated Parametric audio decoding

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