JP2019521398A5 - - Google Patents

Download PDF

Info

Publication number
JP2019521398A5
JP2019521398A5 JP2019511820A JP2019511820A JP2019521398A5 JP 2019521398 A5 JP2019521398 A5 JP 2019521398A5 JP 2019511820 A JP2019511820 A JP 2019511820A JP 2019511820 A JP2019511820 A JP 2019511820A JP 2019521398 A5 JP2019521398 A5 JP 2019521398A5
Authority
JP
Japan
Prior art keywords
factor
quantized signal
signal
step size
word
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
JP2019511820A
Other languages
English (en)
Japanese (ja)
Other versions
JP7005036B2 (ja
JP2019521398A (ja
Filing date
Publication date
Priority claimed from US15/151,200 external-priority patent/US10770088B2/en
Priority claimed from US15/151,211 external-priority patent/US20170330575A1/en
Priority claimed from US15/151,109 external-priority patent/US10699725B2/en
Priority claimed from US15/151,220 external-priority patent/US10756755B2/en
Application filed filed Critical
Priority claimed from PCT/US2017/031735 external-priority patent/WO2017196833A1/en
Publication of JP2019521398A publication Critical patent/JP2019521398A/ja
Publication of JP2019521398A5 publication Critical patent/JP2019521398A5/ja
Application granted granted Critical
Publication of JP7005036B2 publication Critical patent/JP7005036B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2019511820A 2016-05-10 2017-05-09 適応オーディオコーデックシステム、方法および媒体 Active JP7005036B2 (ja)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US15/151,200 US10770088B2 (en) 2016-05-10 2016-05-10 Adaptive audio decoder system, method and article
US15/151,211 2016-05-10
US15/151,200 2016-05-10
US15/151,220 2016-05-10
US15/151,211 US20170330575A1 (en) 2016-05-10 2016-05-10 Adaptive audio codec system, method and article
US15/151,109 US10699725B2 (en) 2016-05-10 2016-05-10 Adaptive audio encoder system, method and article
US15/151,220 US10756755B2 (en) 2016-05-10 2016-05-10 Adaptive audio codec system, method and article
US15/151,109 2016-05-10
PCT/US2017/031735 WO2017196833A1 (en) 2016-05-10 2017-05-09 Adaptive audio codec system, method, apparatus and medium

Publications (3)

Publication Number Publication Date
JP2019521398A JP2019521398A (ja) 2019-07-25
JP2019521398A5 true JP2019521398A5 (enExample) 2020-06-18
JP7005036B2 JP7005036B2 (ja) 2022-01-21

Family

ID=58710160

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2019511820A Active JP7005036B2 (ja) 2016-05-10 2017-05-09 適応オーディオコーデックシステム、方法および媒体

Country Status (7)

Country Link
EP (1) EP3455854B1 (enExample)
JP (1) JP7005036B2 (enExample)
KR (1) KR20190011742A (enExample)
CN (1) CN109416913B (enExample)
AU (1) AU2017262757B2 (enExample)
CA (1) CA3024167A1 (enExample)
WO (1) WO2017196833A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102661462B1 (ko) 2019-08-26 2024-04-26 엘지전자 주식회사 팔레트 코딩 기반 영상 또는 비디오 코딩
US11935546B2 (en) * 2021-08-19 2024-03-19 Semiconductor Components Industries, Llc Transmission error robust ADPCM compressor with enhanced response

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3398457B2 (ja) * 1994-03-10 2003-04-21 沖電気工業株式会社 量子化スケールファクタ生成方法、逆量子化スケールファクタ生成方法、適応量子化回路、適応逆量子化回路、符号化装置及び復号化装置
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
US6975254B1 (en) * 1998-12-28 2005-12-13 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Methods and devices for coding or decoding an audio signal or bit stream
WO2000060576A1 (en) * 1999-04-05 2000-10-12 Hughes Electronics Corporation Spectral phase modeling of the prototype waveform components for a frequency domain interpolative speech codec system
US6751587B2 (en) * 2002-01-04 2004-06-15 Broadcom Corporation Efficient excitation quantization in noise feedback coding with general noise shaping
ATE449405T1 (de) * 2002-09-04 2009-12-15 Microsoft Corp Entropische kodierung mittels anpassung des kodierungsmodus zwischen niveau- und lauflängenniveau-modus
JP3748261B2 (ja) * 2003-06-17 2006-02-22 沖電気工業株式会社 Ａｄｐｃｍ方式復号器
CN1894742A (zh) * 2003-12-15 2007-01-10 松下电器产业株式会社 音频压缩解压装置
ES2636443T3 (es) * 2005-04-01 2017-10-05 Qualcomm Incorporated Sistemas, procedimientos y aparatos para codificación de voz de banda ancha
US7342525B2 (en) * 2005-12-23 2008-03-11 Cirrus Logic, Inc. Sample rate conversion combined with DSM
DE102006022346B4 (de) * 2006-05-12 2008-02-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Informationssignalcodierung
ATE518224T1 (de) * 2008-01-04 2011-08-15 Dolby Int Ab Audiokodierer und -dekodierer
FR2938688A1 (fr) * 2008-11-18 2010-05-21 France Telecom Codage avec mise en forme du bruit dans un codeur hierarchique
US9343076B2 (en) * 2011-02-16 2016-05-17 Dolby Laboratories Licensing Corporation Methods and systems for generating filter coefficients and configuring filters

Similar Documents

Publication Publication Date Title
RU2012120850A (ru) Аудиокодер и декодер
JP2017514349A5 (enExample)
JP6698897B2 (ja) スペクトルピーク位置の符号化及び復号化
US10770088B2 (en) Adaptive audio decoder system, method and article
US10699725B2 (en) Adaptive audio encoder system, method and article
CA2727883A1 (en) Audio encoding/decoding scheme having a switchable bypass
AU2017203193A1 (en) Filtering method, moving picture coding apparatus, moving picture decoding apparatus, and moving picture coding and decoding apparatus
US10756755B2 (en) Adaptive audio codec system, method and article
RU2017143614A (ru) Усовершенствованный квантователь
KR20170041778A (ko) 인코더, 디코더, 인코딩과 디코딩 시스템 및 방법
JP2013507808A5 (enExample)
WO2010085566A1 (en) Method and apparatus for compression or decompression of digital signals
JP2019521398A5 (enExample)
MX353104B (es) Transición desde una codificación/decodificación por transformada hacia una codificación/decodificación predictiva.
US20170330575A1 (en) Adaptive audio codec system, method and article
AU2017262757B2 (en) Adaptive audio codec system, method, apparatus and medium
RU2021110436A (ru) Усовершенствованный квантователь
CN101388211A (zh) 一种语音编解码过程中噪声整形的方法及装置
HK40023124B (en) Coding and decoding of spectral peak positions
Muhanned ADPCM: US Patents from 2010 to 2016
HK1228090B (zh) 谱峰位置的编码与解码
OA17868A (en) Coding and decoding of spectral peak positions.