JP3926726B2 - 符号化装置および復号化装置 - Google Patents

符号化装置および復号化装置 Download PDF

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JP3926726B2
JP3926726B2 JP2002321463A JP2002321463A JP3926726B2 JP 3926726 B2 JP3926726 B2 JP 3926726B2 JP 2002321463 A JP2002321463 A JP 2002321463A JP 2002321463 A JP2002321463 A JP 2002321463A JP 3926726 B2 JP3926726 B2 JP 3926726B2
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spectrum
frequency spectrum
frequency
encoding
partial
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JP2003216190A5 (enExample
JP2003216190A (ja
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峰生 津島
武志 則松
孝祐 西尾
直也 田中
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Panasonic Corp
Panasonic Holdings Corp
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Panasonic Corp
Matsushita Electric Industrial Co Ltd
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US9799346B2 (en) 2009-01-16 2017-10-24 Dolby International Ab Cross product enhanced harmonic transposition

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KR101355376B1 (ko) * 2007-04-30 2014-01-23 삼성전자주식회사 고주파수 영역 부호화 및 복호화 방법 및 장치
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JP5203077B2 (ja) * 2008-07-14 2013-06-05 株式会社エヌ・ティ・ティ・ドコモ 音声符号化装置及び方法、音声復号化装置及び方法、並びに、音声帯域拡張装置及び方法
EP2320416B1 (en) * 2008-08-08 2014-03-05 Panasonic Corporation Spectral smoothing device, encoding device, decoding device, communication terminal device, base station device, and spectral smoothing method
RU2452044C1 (ru) 2009-04-02 2012-05-27 Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. Устройство, способ и носитель с программным кодом для генерирования представления сигнала с расширенным диапазоном частот на основе представления входного сигнала с использованием сочетания гармонического расширения диапазона частот и негармонического расширения диапазона частот
EP2239732A1 (en) 2009-04-09 2010-10-13 Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. Apparatus and method for generating a synthesis audio signal and for encoding an audio signal
JP5031006B2 (ja) * 2009-09-04 2012-09-19 パナソニック株式会社 スケーラブル復号化装置及びスケーラブル復号化方法
JP5754899B2 (ja) 2009-10-07 2015-07-29 ソニー株式会社 復号装置および方法、並びにプログラム
JP5407831B2 (ja) * 2009-12-16 2014-02-05 カシオ計算機株式会社 音声符号化装置、音声符号化方法及び音声符号化プログラム、並びに音声復号装置、音声復号方法及び音声復号プログラム
JP5407832B2 (ja) * 2009-12-16 2014-02-05 カシオ計算機株式会社 音声符号化装置、音声符号化方法及び音声符号化プログラム、並びに音声復号装置、音声復号方法及び音声復号プログラム
JP5609737B2 (ja) 2010-04-13 2014-10-22 ソニー株式会社 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム
JP5850216B2 (ja) * 2010-04-13 2016-02-03 ソニー株式会社 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム
JP5652658B2 (ja) 2010-04-13 2015-01-14 ソニー株式会社 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム
JP6103324B2 (ja) * 2010-04-13 2017-03-29 ソニー株式会社 信号処理装置および方法、並びにプログラム
JP5707842B2 (ja) * 2010-10-15 2015-04-30 ソニー株式会社 符号化装置および方法、復号装置および方法、並びにプログラム
JP2011059714A (ja) * 2010-12-06 2011-03-24 Sony Corp 信号符号化装置及び方法、信号復号装置及び方法、並びにプログラム及び記録媒体
JP5416173B2 (ja) * 2011-07-07 2014-02-12 中興通訊股▲ふん▼有限公司 周波数帯コピー方法、装置及びオーディオ復号化方法、システム
JP5569476B2 (ja) * 2011-07-11 2014-08-13 ソニー株式会社 信号符号化装置及び方法、信号復号装置及び方法、並びにプログラム及び記録媒体
JP5942358B2 (ja) 2011-08-24 2016-06-29 ソニー株式会社 符号化装置および方法、復号装置および方法、並びにプログラム
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JP6691440B2 (ja) * 2016-06-21 2020-04-28 日本電信電話株式会社 音声符号化装置、音声復号装置、音声符号化方法、音声復号方法、プログラム、および記録媒体

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9799346B2 (en) 2009-01-16 2017-10-24 Dolby International Ab Cross product enhanced harmonic transposition
US10192565B2 (en) 2009-01-16 2019-01-29 Dolby International Ab Cross product enhanced harmonic transposition
US10586550B2 (en) 2009-01-16 2020-03-10 Dolby International Ab Cross product enhanced harmonic transposition
US11031025B2 (en) 2009-01-16 2021-06-08 Dolby International Ab Cross product enhanced harmonic transposition
US11682410B2 (en) 2009-01-16 2023-06-20 Dolby International Ab Cross product enhanced harmonic transposition
US12119011B2 (en) 2009-01-16 2024-10-15 Dolby International Ab Cross product enhanced harmonic transposition
US12165666B2 (en) 2009-01-16 2024-12-10 Dolby International Ab Cross product enhanced harmonic transposition

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