ITMI20051351A1 - Metodo ed apparato per recuperare un componente ad alta frequenza di dati audio - Google Patents

Metodo ed apparato per recuperare un componente ad alta frequenza di dati audio

Info

Publication number
ITMI20051351A1
ITMI20051351A1 IT001351A ITMI20051351A ITMI20051351A1 IT MI20051351 A1 ITMI20051351 A1 IT MI20051351A1 IT 001351 A IT001351 A IT 001351A IT MI20051351 A ITMI20051351 A IT MI20051351A IT MI20051351 A1 ITMI20051351 A1 IT MI20051351A1
Authority
IT
Italy
Prior art keywords
recover
high frequency
audio data
frequency component
audio
Prior art date
Application number
IT001351A
Other languages
English (en)
Inventor
Hyuck-Jae Lee
Yoon-Hark Oh
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of ITMI20051351A1 publication Critical patent/ITMI20051351A1/it

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
IT001351A 2004-08-04 2005-07-14 Metodo ed apparato per recuperare un componente ad alta frequenza di dati audio ITMI20051351A1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020040061423A KR100608062B1 (ko) 2004-08-04 2004-08-04 오디오 데이터의 고주파수 복원 방법 및 그 장치

Publications (1)

Publication Number Publication Date
ITMI20051351A1 true ITMI20051351A1 (it) 2006-02-05

Family

ID=36076940

Family Applications (1)

Application Number Title Priority Date Filing Date
IT001351A ITMI20051351A1 (it) 2004-08-04 2005-07-14 Metodo ed apparato per recuperare un componente ad alta frequenza di dati audio

Country Status (6)

Country Link
US (1) US20060031075A1 (it)
JP (1) JP2006048043A (it)
KR (1) KR100608062B1 (it)
CN (1) CN1734555A (it)
IT (1) ITMI20051351A1 (it)
NL (1) NL1029619C2 (it)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100530377B1 (ko) * 2003-12-30 2005-11-22 삼성전자주식회사 엠펙 오디오 디코더의 합성필터 및 그 디코딩 방법
KR100707177B1 (ko) * 2005-01-19 2007-04-13 삼성전자주식회사 디지털 신호 부호화/복호화 방법 및 장치
CN101326853B (zh) * 2005-12-13 2011-11-23 Nxp股份有限公司 处理音频数据流的装置和方法
DE102006049154B4 (de) * 2006-10-18 2009-07-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Kodierung eines Informationssignals
JP4967618B2 (ja) * 2006-11-24 2012-07-04 富士通株式会社 復号化装置および復号化方法
WO2008071353A2 (en) 2006-12-12 2008-06-19 Fraunhofer-Gesellschaft Zur Förderung Der Angewandten Forschung E.V: Encoder, decoder and methods for encoding and decoding data segments representing a time-domain data stream
FR2911228A1 (fr) * 2007-01-05 2008-07-11 France Telecom Codage par transformee, utilisant des fenetres de ponderation et a faible retard.
FR2911227A1 (fr) * 2007-01-05 2008-07-11 France Telecom Codage par transformee, utilisant des fenetres de ponderation et a faible retard
KR101355376B1 (ko) * 2007-04-30 2014-01-23 삼성전자주식회사 고주파수 영역 부호화 및 복호화 방법 및 장치
JP5098530B2 (ja) * 2007-09-12 2012-12-12 富士通株式会社 復号化装置、復号化方法および復号化プログラム
KR101373004B1 (ko) * 2007-10-30 2014-03-26 삼성전자주식회사 고주파수 신호 부호화 및 복호화 장치 및 방법
US9177569B2 (en) 2007-10-30 2015-11-03 Samsung Electronics Co., Ltd. Apparatus, medium and method to encode and decode high frequency signal
KR101413967B1 (ko) * 2008-01-29 2014-07-01 삼성전자주식회사 오디오 신호의 부호화 방법 및 복호화 방법, 및 그에 대한 기록 매체, 오디오 신호의 부호화 장치 및 복호화 장치
KR101441896B1 (ko) 2008-01-29 2014-09-23 삼성전자주식회사 적응적 ｌｐｃ 계수 보간을 이용한 오디오 신호의 부호화,복호화 방법 및 장치
KR101441897B1 (ko) * 2008-01-31 2014-09-23 삼성전자주식회사 잔차 신호 부호화 방법 및 장치와 잔차 신호 복호화 방법및 장치
US8983831B2 (en) 2009-02-26 2015-03-17 Panasonic Intellectual Property Corporation Of America Encoder, decoder, and method therefor
EP2555191A1 (en) * 2009-03-31 2013-02-06 Huawei Technologies Co., Ltd. Method and device for audio signal denoising
WO2011047887A1 (en) * 2009-10-21 2011-04-28 Dolby International Ab Oversampling in a combined transposer filter bank
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
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
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
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
KR101826331B1 (ko) * 2010-09-15 2018-03-22 삼성전자주식회사 고주파수 대역폭 확장을 위한 부호화/복호화 장치 및 방법
DK2617035T3 (da) * 2010-09-16 2019-01-02 Dolby Int Ab Krydsprodukt-forstærket underbåndsblokbaseret harmonisk transponering
CN102436820B (zh) 2010-09-29 2013-08-28 华为技术有限公司 高频带信号编码方法及装置、高频带信号解码方法及装置
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
JP6009547B2 (ja) * 2011-05-26 2016-10-19 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． オーディオ・システム及びオーディオ・システムのための方法
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
CN107993673B (zh) * 2012-02-23 2022-09-27 杜比国际公司 确定噪声混合因子的方法、系统、编码器、解码器和介质
KR101897455B1 (ko) 2012-04-16 2018-10-04 삼성전자주식회사 음질 향상 장치 및 방법
EP2717262A1 (en) * 2012-10-05 2014-04-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoder, decoder and methods for signal-dependent zoom-transform in spatial audio object coding
SG11201505898XA (en) * 2013-01-29 2015-09-29 Fraunhofer Ges Forschung Concept for coding mode switching compensation
RU2665228C1 (ru) * 2013-04-05 2018-08-28 Долби Интернэшнл Аб Аудиокодер и декодер для кодирования по форме волны с перемежением
EP2830063A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and computer program for decoding an encoded audio signal
JP6531649B2 (ja) 2013-09-19 2019-06-19 ソニー株式会社 符号化装置および方法、復号化装置および方法、並びにプログラム
KR101498113B1 (ko) * 2013-10-23 2015-03-04 광주과학기술원 사운드 신호의 대역폭 확장 장치 및 방법
WO2015079946A1 (ja) * 2013-11-29 2015-06-04 ソニー株式会社 周波数帯域拡大装置および方法、並びにプログラム
RU2764260C2 (ru) 2013-12-27 2022-01-14 Сони Корпорейшн Устройство и способ декодирования
WO2016072628A1 (ko) * 2014-11-07 2016-05-12 삼성전자 주식회사 오디오 신호를 복원하는 방법 및 장치
KR101930337B1 (ko) * 2015-12-07 2018-12-19 삼성전자 주식회사 전자기기 및 그 제어방법
EP3664084B1 (en) * 2017-10-25 2024-04-17 Samsung Electronics Co., Ltd. Electronic device and control method therefor
TWI809289B (zh) 2018-01-26 2023-07-21 瑞典商都比國際公司 用於執行一音訊信號之高頻重建之方法、音訊處理單元及非暫時性電腦可讀媒體
CN109243485B (zh) * 2018-09-13 2021-08-13 广州酷狗计算机科技有限公司 恢复高频信号的方法和装置
CN112289343B (zh) * 2020-10-28 2024-03-19 腾讯音乐娱乐科技（深圳）有限公司 音频修复方法、装置及电子设备和计算机可读存储介质
CN113035205B (zh) * 2020-12-28 2022-06-07 阿里巴巴（中国）有限公司 音频丢包补偿处理方法、装置及电子设备

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58145998A (ja) * 1982-02-25 1983-08-31 ソニー株式会社 音声過渡点検出方法
US4797926A (en) * 1986-09-11 1989-01-10 American Telephone And Telegraph Company, At&T Bell Laboratories Digital speech vocoder
US5222189A (en) * 1989-01-27 1993-06-22 Dolby Laboratories Licensing Corporation Low time-delay transform coder, decoder, and encoder/decoder for high-quality audio
CA2032765C (en) * 1989-12-21 1995-12-12 Hidetaka Yoshikawa Variable rate encoding and communicating apparatus
CN1062963C (zh) 1990-04-12 2001-03-07 多尔拜实验特许公司 用于产生高质量声音信号的解码器和编码器
US5189701A (en) * 1991-10-25 1993-02-23 Micom Communications Corp. Voice coder/decoder and methods of coding/decoding
US5214708A (en) * 1991-12-16 1993-05-25 Mceachern Robert H Speech information extractor
US5893065A (en) * 1994-08-05 1999-04-06 Nippon Steel Corporation Apparatus for compressing audio data
JP2976860B2 (ja) * 1995-09-13 1999-11-10 松下電器産業株式会社 再生装置
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
SE512719C2 (sv) * 1997-06-10 2000-05-02 Lars Gustaf Liljeryd En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion
GB2326572A (en) * 1997-06-19 1998-12-23 Softsound Limited Low bit rate audio coder and decoder
US6233550B1 (en) * 1997-08-29 2001-05-15 The Regents Of The University Of California Method and apparatus for hybrid coding of speech at 4kbps
US6115689A (en) * 1998-05-27 2000-09-05 Microsoft Corporation Scalable audio coder and decoder
SE0004163D0 (sv) * 2000-11-14 2000-11-14 Coding Technologies Sweden Ab Enhancing perceptual performance of high frequency reconstruction coding methods by adaptive filtering
SE0004818D0 (sv) 2000-12-22 2000-12-22 Coding Technologies Sweden Ab Enhancing source coding systems by adaptive transposition
CA2359771A1 (en) * 2001-10-22 2003-04-22 Dspfactory Ltd. Low-resource real-time audio synthesis system and method
CN100395817C (zh) * 2001-11-14 2008-06-18 松下电器产业株式会社 编码设备、解码设备和解码方法
KR100472442B1 (ko) * 2002-02-16 2005-03-08 삼성전자주식회사 웨이브렛 패킷 변환을 이용한 오디오 압축 방법 및 그시스템
US6985856B2 (en) * 2002-12-31 2006-01-10 Nokia Corporation Method and device for compressed-domain packet loss concealment
KR20050027179A (ko) * 2003-09-13 2005-03-18 삼성전자주식회사 오디오 데이터 복원 방법 및 그 장치

Also Published As

Publication number Publication date
KR100608062B1 (ko) 2006-08-02
NL1029619A1 (nl) 2006-02-07
KR20060012783A (ko) 2006-02-09
JP2006048043A (ja) 2006-02-16
CN1734555A (zh) 2006-02-15
US20060031075A1 (en) 2006-02-09
NL1029619C2 (nl) 2006-07-25

Similar Documents

Publication Publication Date Title
ITMI20051351A1 (it) Metodo ed apparato per recuperare un componente ad alta frequenza di dati audio
IL228392A0 (en) Method and device for removing noise from earthquake related data
EP1935105A4 (en) NON-INVASIVE BACK-REAR FREQUENCY APPARATUS AND METHOD
DE602005020391D1 (de) Hochfrequenz IC Etikette und Verfahren zu deren Herstellung
GB2466580B (en) Data processing apparatus and method of processing data
GB2413043B (en) Clock synchroniser and clock and data recovery apparatus and method
EP1999563A4 (en) DEVICE AND METHOD FOR THE FEDERAL INQUIRY OF UNSTRUCTURED DATA
GB2415525B (en) Information management method and information management apparatus
EP1953949A4 (en) Implementation method for data synchronization and associated apparatus
GB0420097D0 (en) Apparatus for and method of providing data to an external application
EP2162823A4 (en) DEVICE AND METHOD FOR RECEIVING DATA
GB2453079B (en) Apparatus and method of prefetching data
GB2433952B (en) Methods and apparatus for using formation property data
EP1810397A4 (en) METHOD AND APPARATUS FOR FREQUENCY SYNTHESIS
AT502522A3 (de) Trennvorrichtung, aufnahmeeinrichtung sowie verfahren zum trennen
GB0615463D0 (en) Apparatus and method for obtaining EEG data
EP1929468A4 (en) METHOD FOR PRODUCING STRONG SPIN WAVES AND SPIN EQUIPMENT FOR ULTRA-FAST INFORMATION PROCESSING USING SPIN WAVES
GB201000243D0 (en) Data processing apparatus and method of processing data
EP2080363A4 (en) METHOD AND DEVICE FOR ADAPTIVE NOISE FILTERING IN PIXEL DATA
GB0700751D0 (en) Audio reproducing apparatus and method thereof
EP2078266A4 (en) DEVICE AND METHOD FOR THE CATEGORICAL FILTERING OF DATA
NO20051056D0 (no) Fremgangsmate og apparat for filtrering av irregulaert samplede data
FI20055518A (fi) Laite ja menetelmä kuvan tuottamiseksi
IL182852A0 (en) Methods and apparatus for parallel execution of a process
HK1114453A1 (en) Reproducing apparatus and method