JP2007507789A5 - - Google Patents

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Publication number
JP2007507789A5
JP2007507789A5 JP2006532242A JP2006532242A JP2007507789A5 JP 2007507789 A5 JP2007507789 A5 JP 2007507789A5 JP 2006532242 A JP2006532242 A JP 2006532242A JP 2006532242 A JP2006532242 A JP 2006532242A JP 2007507789 A5 JP2007507789 A5 JP 2007507789A5
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JP
Japan
Prior art keywords
conversion
matrix
receive
lift
coupled
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JP2006532242A
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English (en)
Japanese (ja)
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JP2007507789A (ja
JP4429316B2 (ja
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Priority claimed from PCT/SG2004/000120 external-priority patent/WO2005031595A1/en
Publication of JP2007507789A publication Critical patent/JP2007507789A/ja
Publication of JP2007507789A5 publication Critical patent/JP2007507789A5/ja
Application granted granted Critical
Publication of JP4429316B2 publication Critical patent/JP4429316B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP2006532242A 2003-09-29 2004-05-06 時間ドメインから周波数ドメインへ及びそれとは逆にデジタル信号のドメイン変換を実行する装置及び媒体 Expired - Fee Related JP4429316B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US50744003P 2003-09-29 2003-09-29
US50721003P 2003-09-29 2003-09-29
PCT/SG2004/000120 WO2005031595A1 (en) 2003-09-29 2004-05-06 Method for performing a domain transformation of a digital signal from the time domain into the frequency domain and vice versa

Publications (3)

Publication Number Publication Date
JP2007507789A JP2007507789A (ja) 2007-03-29
JP2007507789A5 true JP2007507789A5 (OSRAM) 2007-06-28
JP4429316B2 JP4429316B2 (ja) 2010-03-10

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ID=34396342

Family Applications (3)

Application Number Title Priority Date Filing Date
JP2006532242A Expired - Fee Related JP4429316B2 (ja) 2003-09-29 2004-05-06 時間ドメインから周波数ドメインへ及びそれとは逆にデジタル信号のドメイン変換を実行する装置及び媒体
JP2006532243A Pending JP2007507790A (ja) 2003-09-29 2004-05-06 時間ドメインから周波数ドメインへ及びそれとは逆にデジタル信号を変換する方法
JP2009156963A Expired - Fee Related JP4942793B2 (ja) 2003-09-29 2009-07-01 時間ドメインから周波数ドメインへ及びそれとは逆にデジタル信号を変換する方法

Family Applications After (2)

Application Number Title Priority Date Filing Date
JP2006532243A Pending JP2007507790A (ja) 2003-09-29 2004-05-06 時間ドメインから周波数ドメインへ及びそれとは逆にデジタル信号を変換する方法
JP2009156963A Expired - Fee Related JP4942793B2 (ja) 2003-09-29 2009-07-01 時間ドメインから周波数ドメインへ及びそれとは逆にデジタル信号を変換する方法

Country Status (8)

Country Link
US (3) US8126951B2 (OSRAM)
EP (3) EP1668534A4 (OSRAM)
JP (3) JP4429316B2 (OSRAM)
KR (2) KR100885437B1 (OSRAM)
MX (2) MXPA06003509A (OSRAM)
MY (2) MY137920A (OSRAM)
TW (3) TW200527224A (OSRAM)
WO (3) WO2005031597A1 (OSRAM)

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DE10331803A1 (de) * 2003-07-14 2005-02-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Umsetzen in eine transformierte Darstellung oder zum inversen Umsetzen der transformierten Darstellung
EP1668534A4 (en) * 2003-09-29 2013-08-21 Agency Science Tech & Res METHOD FOR TRANSFORMING A DIGITAL SIGNAL FROM THE TIME DOMAIN TO THE FREQUENCY DOMAIN AND VICE VERSA
DE10345996A1 (de) 2003-10-02 2005-04-28 Fraunhofer Ges Forschung Vorrichtung und Verfahren zum Verarbeiten von wenigstens zwei Eingangswerten
US7574064B2 (en) * 2005-04-12 2009-08-11 The Aerospace Corporation Fast lifting lossless wavelet transform
US7577307B2 (en) * 2005-04-12 2009-08-18 The Aerospace Corporation Fast adaptive lifting lossless wavelet transform
US8392176B2 (en) 2006-04-10 2013-03-05 Qualcomm Incorporated Processing of excitation in audio coding and decoding
WO2008114075A1 (en) * 2007-03-16 2008-09-25 Nokia Corporation An encoder
US20080288568A1 (en) * 2007-05-14 2008-11-20 Hou Hsieh S Low power Fast Hadamard transform
US8428957B2 (en) 2007-08-24 2013-04-23 Qualcomm Incorporated Spectral noise shaping in audio coding based on spectral dynamics in frequency sub-bands
US8548815B2 (en) * 2007-09-19 2013-10-01 Qualcomm Incorporated Efficient design of MDCT / IMDCT filterbanks for speech and audio coding applications
EP2211335A1 (en) * 2009-01-21 2010-07-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and computer program for obtaining a parameter describing a variation of a signal characteristic of a signal
US8885701B2 (en) * 2010-09-08 2014-11-11 Samsung Electronics Co., Ltd. Low complexity transform coding using adaptive DCT/DST for intra-prediction
US8995532B2 (en) * 2010-09-30 2015-03-31 Texas Instruments Incorporated Low complexity large transform
CN106463125B (zh) 2014-04-25 2020-09-15 杜比实验室特许公司 基于空间元数据的音频分割
US9794712B2 (en) 2014-04-25 2017-10-17 Dolby Laboratories Licensing Corporation Matrix decomposition for rendering adaptive audio using high definition audio codecs
CN105895109B (zh) * 2016-05-10 2019-02-26 信阳师范学院 一种基于dwt和dct的数字语音取证和篡改恢复方法
KR20180089858A (ko) * 2017-02-01 2018-08-09 엘지전자 주식회사 레이어드 기븐스 변환을 이용하여 변환을 수행하는 방법 및 장치
EP3616196A4 (en) 2017-04-28 2021-01-20 DTS, Inc. Audio coder window and transform implementations
US12278630B2 (en) * 2021-09-24 2025-04-15 Altera Corporation Fast fourier transform (FFT) based digital signal processing (DSP) engine

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US5339265A (en) * 1992-08-31 1994-08-16 University Of Maryland At College Park Optimal unified architectures for the real-time computation of time-recursive discrete sinusoidal transforms
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DE10331803A1 (de) * 2003-07-14 2005-02-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Umsetzen in eine transformierte Darstellung oder zum inversen Umsetzen der transformierten Darstellung
EP1668534A4 (en) * 2003-09-29 2013-08-21 Agency Science Tech & Res METHOD FOR TRANSFORMING A DIGITAL SIGNAL FROM THE TIME DOMAIN TO THE FREQUENCY DOMAIN AND VICE VERSA

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