JP2013543600A5 - - Google Patents
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- JP2013543600A5 JP2013543600A5 JP2013532172A JP2013532172A JP2013543600A5 JP 2013543600 A5 JP2013543600 A5 JP 2013543600A5 JP 2013532172 A JP2013532172 A JP 2013532172A JP 2013532172 A JP2013532172 A JP 2013532172A JP 2013543600 A5 JP2013543600 A5 JP 2013543600A5
- Authority
- JP
- Japan
- Prior art keywords
- audio signal
- configurable
- samples
- ratio
- filter bank
- 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.)
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- 230000005236 sound signal Effects 0.000 claims description 93
- 230000015572 biosynthetic process Effects 0.000 claims description 19
- 238000003786 synthesis reaction Methods 0.000 claims description 19
- 230000001131 transforming effect Effects 0.000 claims description 6
- 230000003595 spectral effect Effects 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims 15
- 238000000034 method Methods 0.000 claims 7
- 238000006243 chemical reaction Methods 0.000 claims 2
- 238000004590 computer program Methods 0.000 claims 2
- 238000007781 pre-processing Methods 0.000 claims 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US39026710P | 2010-10-06 | 2010-10-06 | |
| US61/390,267 | 2010-10-06 | ||
| PCT/EP2011/067318 WO2012045744A1 (en) | 2010-10-06 | 2011-10-04 | Apparatus and method for processing an audio signal and for providing a higher temporal granularity for a combined unified speech and audio codec (usac) |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2013543600A JP2013543600A (ja) | 2013-12-05 |
| JP2013543600A5 true JP2013543600A5 (https=) | 2017-02-09 |
| JP6100164B2 JP6100164B2 (ja) | 2017-03-22 |
Family
ID=44759689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013532172A Active JP6100164B2 (ja) | 2010-10-06 | 2011-10-04 | オーディオ信号を処理し、音声音響統合符号化方式（ｕｓａｃ）のためにより高い時間粒度を供給するための装置および方法 |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US9552822B2 (https=) |
| EP (1) | EP2625688B1 (https=) |
| JP (1) | JP6100164B2 (https=) |
| KR (1) | KR101407120B1 (https=) |
| CN (1) | CN103403799B (https=) |
| AR (2) | AR083303A1 (https=) |
| AU (1) | AU2011311659B2 (https=) |
| BR (1) | BR112013008463B8 (https=) |
| CA (1) | CA2813859C (https=) |
| ES (1) | ES2530957T3 (https=) |
| MX (1) | MX2013003782A (https=) |
| MY (1) | MY155997A (https=) |
| PL (1) | PL2625688T3 (https=) |
| RU (1) | RU2562384C2 (https=) |
| SG (1) | SG189277A1 (https=) |
| TW (1) | TWI486950B (https=) |
| WO (1) | WO2012045744A1 (https=) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR112013008463B8 (pt) * | 2010-10-06 | 2022-04-05 | Fraunhofer Ges Zur Foerderung Der Angewandten Forschubg E V | Aparelho e método para processar um sinal de áudio e para prover uma granularidade temporal maior para um codec de fala e áudio unificado combinado (usac) |
| EP2777042B1 (en) * | 2011-11-11 | 2019-08-14 | Dolby International AB | Upsampling using oversampled sbr |
| TWI557727B (zh) | 2013-04-05 | 2016-11-11 | 杜比國際公司 | 音訊處理系統、多媒體處理系統、處理音訊位元流的方法以及電腦程式產品 |
| AU2014204540B1 (en) * | 2014-07-21 | 2015-08-20 | Matthew Brown | Audio Signal Processing Methods and Systems |
| EP2980794A1 (en) | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder and decoder using a frequency domain processor and a time domain processor |
| EP2980795A1 (en) | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoding and decoding using a frequency domain processor, a time domain processor and a cross processor for initialization of the time domain processor |
| EP3107096A1 (en) * | 2015-06-16 | 2016-12-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Downscaled decoding |
| EP3182411A1 (en) | 2015-12-14 | 2017-06-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for processing an encoded audio signal |
| MY196436A (en) | 2016-01-22 | 2023-04-11 | Fraunhofer Ges Forschung | Apparatus and Method for Encoding or Decoding a Multi-Channel Signal Using Frame Control Synchronization |
| CN109328382B (zh) * | 2016-06-22 | 2023-06-16 | 杜比国际公司 | 用于将数字音频信号从第一频域变换到第二频域的音频解码器及方法 |
| US10249307B2 (en) * | 2016-06-27 | 2019-04-02 | Qualcomm Incorporated | Audio decoding using intermediate sampling rate |
| TWI812658B (zh) | 2017-12-19 | 2023-08-21 | 瑞典商都比國際公司 | 用於統一語音及音訊之解碼及編碼去關聯濾波器之改良之方法、裝置及系統 |
| EP4154249B1 (en) * | 2020-05-20 | 2024-01-24 | Dolby International AB | Methods and apparatus for unified speech and audio decoding improvements |
Family Cites Families (36)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH03286698A (ja) | 1990-04-02 | 1991-12-17 | Onkyo Corp | ソフトドーム振動板 |
| KR970011728B1 (ko) * | 1994-12-21 | 1997-07-14 | 김광호 | 음향신호의 에러은닉방법 및 그 장치 |
| IT1281001B1 (it) * | 1995-10-27 | 1998-02-11 | Cselt Centro Studi Lab Telecom | Procedimento e apparecchiatura per codificare, manipolare e decodificare segnali audio. |
| US6006108A (en) * | 1996-01-31 | 1999-12-21 | Qualcomm Incorporated | Digital audio processing in a dual-mode telephone |
| DE19742655C2 (de) * | 1997-09-26 | 1999-08-05 | Fraunhofer Ges Forschung | Verfahren und Vorrichtung zum Codieren eines zeitdiskreten Stereosignals |
| US6208671B1 (en) * | 1998-01-20 | 2001-03-27 | Cirrus Logic, Inc. | Asynchronous sample rate converter |
| ATE302991T1 (de) * | 1998-01-22 | 2005-09-15 | Deutsche Telekom Ag | Verfahren zur signalgesteuerten schaltung zwischen verschiedenen audiokodierungssystemen |
| US6275836B1 (en) * | 1998-06-12 | 2001-08-14 | Oak Technology, Inc. | Interpolation filter and method for switching between integer and fractional interpolation rates |
| US6208276B1 (en) * | 1998-12-30 | 2001-03-27 | At&T Corporation | Method and apparatus for sample rate pre- and post-processing to achieve maximal coding gain for transform-based audio encoding and decoding |
| JP2000352999A (ja) * | 1999-06-11 | 2000-12-19 | Nec Corp | 音声切替装置 |
| US7177812B1 (en) * | 2000-06-23 | 2007-02-13 | Stmicroelectronics Asia Pacific Pte Ltd | Universal sampling rate converter for digital audio frequencies |
| CA2392640A1 (en) * | 2002-07-05 | 2004-01-05 | Voiceage Corporation | A method and device for efficient in-based dim-and-burst signaling and half-rate max operation in variable bit-rate wideband speech coding for cdma wireless systems |
| JP2004120182A (ja) * | 2002-09-25 | 2004-04-15 | Sanyo Electric Co Ltd | デシメーションフィルタおよびインターポレーションフィルタ |
| JP4369946B2 (ja) * | 2002-11-21 | 2009-11-25 | 日本電信電話株式会社 | ディジタル信号処理方法、そのプログラム、及びそのプログラムを格納した記録媒体 |
| CN1768476B (zh) * | 2003-03-31 | 2010-06-09 | Nxp股份有限公司 | 采样率转换器及方法，包括采样率转换器的设备 |
| KR101237559B1 (ko) | 2004-03-25 | 2013-02-26 | 디티에스, 인코포레이티드 | 스케일러블 무손실 비트스트림의 인코딩 방법 |
| 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 |
| 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 |
| US8032240B2 (en) | 2005-07-11 | 2011-10-04 | Lg Electronics Inc. | Apparatus and method of processing an audio signal |
| US7528745B2 (en) | 2006-02-15 | 2009-05-05 | Qualcomm Incorporated | Digital domain sampling rate converter |
| US7610195B2 (en) * | 2006-06-01 | 2009-10-27 | Nokia Corporation | Decoding of predictively coded data using buffer adaptation |
| US9009032B2 (en) * | 2006-11-09 | 2015-04-14 | Broadcom Corporation | Method and system for performing sample rate conversion |
| US7912728B2 (en) * | 2006-11-30 | 2011-03-22 | Broadcom Corporation | Method and system for handling the processing of bluetooth data during multi-path multi-rate audio processing |
| EP2144230A1 (en) * | 2008-07-11 | 2010-01-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Low bitrate audio encoding/decoding scheme having cascaded switches |
| CN102089803B (zh) | 2008-07-11 | 2013-02-27 | 弗劳恩霍夫应用研究促进协会 | 用以将信号的不同段分类的方法与鉴别器 |
| JP5244971B2 (ja) | 2008-07-11 | 2013-07-24 | 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 | オーディオ信号合成器及びオーディオ信号符号器 |
| US8117039B2 (en) * | 2008-12-15 | 2012-02-14 | Ericsson Television, Inc. | Multi-staging recursive audio frame-based resampling and time mapping |
| KR101622950B1 (ko) * | 2009-01-28 | 2016-05-23 | 삼성전자주식회사 | 오디오 신호의 부호화 및 복호화 방법 및 그 장치 |
| ES2639716T3 (es) * | 2009-01-28 | 2017-10-30 | Dolby International Ab | Transposición armónica mejorada |
| US20110087494A1 (en) * | 2009-10-09 | 2011-04-14 | Samsung Electronics Co., Ltd. | Apparatus and method of encoding audio signal by switching frequency domain transformation scheme and time domain transformation scheme |
| KR101137652B1 (ko) * | 2009-10-14 | 2012-04-23 | 광운대학교 산학협력단 | 천이 구간에 기초하여 윈도우의 오버랩 영역을 조절하는 통합 음성/오디오 부호화/복호화 장치 및 방법 |
| KR101411759B1 (ko) * | 2009-10-20 | 2014-06-25 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 오디오 신호 인코더, 오디오 신호 디코더, 앨리어싱-소거를 이용하여 오디오 신호를 인코딩 또는 디코딩하는 방법 |
| US8886523B2 (en) * | 2010-04-14 | 2014-11-11 | Huawei Technologies Co., Ltd. | Audio decoding based on audio class with control code for post-processing modes |
| BR112013008463B8 (pt) * | 2010-10-06 | 2022-04-05 | Fraunhofer Ges Zur Foerderung Der Angewandten Forschubg E V | Aparelho e método para processar um sinal de áudio e para prover uma granularidade temporal maior para um codec de fala e áudio unificado combinado (usac) |
| JP5805796B2 (ja) * | 2011-03-18 | 2015-11-10 | フラウンホーファーゲゼルシャフトツール フォルデルング デル アンゲヴァンテン フォルシユング エー．フアー． | 柔軟なコンフィギュレーション機能性を有するオーディオエンコーダおよびデコーダ |
| WO2013163224A1 (en) * | 2012-04-24 | 2013-10-31 | Vid Scale, Inc. | Method and apparatus for smooth stream switching in mpeg/3gpp-dash |
-
2011
- 2011-10-04 BR BR112013008463A patent/BR112013008463B8/pt active IP Right Grant
- 2011-10-04 EP EP11764739.6A patent/EP2625688B1/en active Active
- 2011-10-04 MX MX2013003782A patent/MX2013003782A/es active IP Right Grant
- 2011-10-04 RU RU2013120320/08A patent/RU2562384C2/ru active
- 2011-10-04 MY MYPI2013001206A patent/MY155997A/en unknown
- 2011-10-04 JP JP2013532172A patent/JP6100164B2/ja active Active
- 2011-10-04 AU AU2011311659A patent/AU2011311659B2/en active Active
- 2011-10-04 ES ES11764739T patent/ES2530957T3/es active Active
- 2011-10-04 KR KR1020137010454A patent/KR101407120B1/ko active Active
- 2011-10-04 CN CN201180058880.2A patent/CN103403799B/zh active Active
- 2011-10-04 AR ARP110103684A patent/AR083303A1/es active IP Right Grant
- 2011-10-04 CA CA2813859A patent/CA2813859C/en active Active
- 2011-10-04 WO PCT/EP2011/067318 patent/WO2012045744A1/en not_active Ceased
- 2011-10-04 SG SG2013025382A patent/SG189277A1/en unknown
- 2011-10-04 PL PL11764739T patent/PL2625688T3/pl unknown
- 2011-10-05 TW TW100136050A patent/TWI486950B/zh active
-
2013
- 2013-04-03 US US13/855,889 patent/US9552822B2/en active Active
-
2015
- 2015-09-14 AR ARP150102919A patent/AR101853A2/es active IP Right Grant
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