JP2002542522A5 - - Google Patents

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Publication number
JP2002542522A5
JP2002542522A5 JP2000612930A JP2000612930A JP2002542522A5 JP 2002542522 A5 JP2002542522 A5 JP 2002542522A5 JP 2000612930 A JP2000612930 A JP 2000612930A JP 2000612930 A JP2000612930 A JP 2000612930A JP 2002542522 A5 JP2002542522 A5 JP 2002542522A5
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JP
Japan
Prior art keywords
components
component
quantized
signal
size
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JP2000612930A
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English (en)
Japanese (ja)
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JP4843142B2 (ja
JP2002542522A (ja
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Priority claimed from US09/349,645 external-priority patent/US6246345B1/en
Application filed filed Critical
Priority claimed from PCT/US2000/009604 external-priority patent/WO2000063886A1/en
Publication of JP2002542522A publication Critical patent/JP2002542522A/ja
Publication of JP2002542522A5 publication Critical patent/JP2002542522A5/ja
Application granted granted Critical
Publication of JP4843142B2 publication Critical patent/JP4843142B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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JP2000612930A 1999-04-16 2000-04-11 音声符号化のための利得−適応性量子化及び不均一符号長の使用 Expired - Lifetime JP4843142B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US29357799A 1999-04-16 1999-04-16
US09/293,577 1999-07-08
US09/349,645 1999-07-08
US09/349,645 US6246345B1 (en) 1999-04-16 1999-07-08 Using gain-adaptive quantization and non-uniform symbol lengths for improved audio coding
PCT/US2000/009604 WO2000063886A1 (en) 1999-04-16 2000-04-11 Using gain-adaptive quantization and non-uniform symbol lengths for audio coding

Publications (3)

Publication Number Publication Date
JP2002542522A JP2002542522A (ja) 2002-12-10
JP2002542522A5 true JP2002542522A5 (enExample) 2007-06-14
JP4843142B2 JP4843142B2 (ja) 2011-12-21

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ID=26968028

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000612930A Expired - Lifetime JP4843142B2 (ja) 1999-04-16 2000-04-11 音声符号化のための利得−適応性量子化及び不均一符号長の使用

Country Status (17)

Country Link
EP (1) EP1175670B2 (enExample)
JP (1) JP4843142B2 (enExample)
KR (1) KR100893281B1 (enExample)
CN (1) CN1158646C (enExample)
AR (1) AR023444A1 (enExample)
AT (1) ATE269574T1 (enExample)
AU (1) AU771454B2 (enExample)
BR (1) BRPI0010672B1 (enExample)
CA (1) CA2368453C (enExample)
DE (1) DE60011606T3 (enExample)
DK (1) DK1175670T4 (enExample)
ES (1) ES2218148T5 (enExample)
HK (1) HK1045747B (enExample)
MX (1) MXPA01010447A (enExample)
MY (1) MY122486A (enExample)
TW (1) TW536692B (enExample)
WO (1) WO2000063886A1 (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7447631B2 (en) * 2002-06-17 2008-11-04 Dolby Laboratories Licensing Corporation Audio coding system using spectral hole filling
DE102004007184B3 (de) * 2004-02-13 2005-09-22 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren und Vorrichtung zum Quantisieren eines Informationssignals
DE102004007200B3 (de) 2004-02-13 2005-08-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiocodierung
DE102004007191B3 (de) 2004-02-13 2005-09-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiocodierung
CN100486332C (zh) * 2005-11-17 2009-05-06 广达电脑股份有限公司 合成子频带滤波的方法及装置
RU2420816C2 (ru) * 2006-02-24 2011-06-10 Франс Телеком Способ двоичного кодирования показателей квантования огибающей сигнала, способ декодирования огибающей сигнала и соответствующие модули кодирования и декодирования
DE102006022346B4 (de) * 2006-05-12 2008-02-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Informationssignalcodierung
KR101482199B1 (ko) * 2006-07-24 2015-01-14 마벨 월드 트레이드 리미티드 오디오 모니터링을 구비한 자기 및 광학 회전형 저장 시스템
US8571852B2 (en) * 2007-03-02 2013-10-29 Telefonaktiebolaget L M Ericsson (Publ) Postfilter for layered codecs
US8831933B2 (en) 2010-07-30 2014-09-09 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for multi-stage shape vector quantization
US9208792B2 (en) 2010-08-17 2015-12-08 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for noise injection
MX343471B (es) * 2011-08-29 2016-11-07 Ibex Pt Holdings Co Ltd Metodo para generar un bloque de prediccion en modo de prediccion de vector de movimiento avanzada (amvp).
PT2933799T (pt) * 2012-12-13 2017-09-05 Panasonic Ip Corp America Dispositivo de codificação de áudio de voz, dispositivo de descodificação de áudio de voz, método de codificação de áudio de voz e método de descodificação de áudio de voz
CN114420152B (zh) * 2021-12-08 2025-07-08 深圳市东微智能科技股份有限公司 声音频带调整方法、装置、设备及存储介质
CN116366411B (zh) * 2023-03-28 2024-03-08 扬州宇安电子科技有限公司 一种多比特信号量化自适应门限生成及量化方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5365553A (en) * 1990-11-30 1994-11-15 U.S. Philips Corporation Transmitter, encoding system and method employing use of a bit need determiner for subband coding a digital signal
KR960704300A (ko) * 1994-05-25 1996-08-31 이데이 노부유키 부호화 방법, 복호화 방법, 부호화/복호화 방법, 부호화 장치, 복호화 장치 및 부호화/복호화 장치(Encoding method, decoding method, encoding/decoding method, encoding apparatus, decoding apparatus, and encoding/decoding apparatus)
JP3307138B2 (ja) * 1995-02-27 2002-07-24 ソニー株式会社 信号符号化方法及び装置、並びに信号復号化方法及び装置
US5924064A (en) * 1996-10-07 1999-07-13 Picturetel Corporation Variable length coding using a plurality of region bit allocation patterns
US6006179A (en) * 1997-10-28 1999-12-21 America Online, Inc. Audio codec using adaptive sparse vector quantization with subband vector classification

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