PL2120384T3 - Procesor audio - Google Patents

Procesor audio

Info

Publication number
PL2120384T3
PL2120384T3 PL09159154T PL09159154T PL2120384T3 PL 2120384 T3 PL2120384 T3 PL 2120384T3 PL 09159154 T PL09159154 T PL 09159154T PL 09159154 T PL09159154 T PL 09159154T PL 2120384 T3 PL2120384 T3 PL 2120384T3
Authority
PL
Poland
Prior art keywords
digital
audio data
digital audio
signal processor
digital signal
Prior art date
Application number
PL09159154T
Other languages
English (en)
Inventor
Shinji Yoshioka
Yoshinori Sawa
Original Assignee
Funai Electric Co
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 Funai Electric Co filed Critical Funai Electric Co
Publication of PL2120384T3 publication Critical patent/PL2120384T3/pl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0004—Initialisation of the receiver
    • 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
    • G11B20/10527—Audio or video recording; Data buffering arrangements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/34—Muting amplifier when no signal is present
    • H03G3/342—Muting when some special characteristic of the signal is sensed which distinguishes it from noise, e.g. using speech detector
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/34—Muting amplifier when no signal is present
    • H03G3/348—Muting in response to a mechanical action or to power supply variations, e.g. during tuning; Click removal circuits
    • 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
    • G11B20/10527—Audio or video recording; Data buffering arrangements
    • G11B2020/10537—Audio or video recording
    • G11B2020/10546—Audio or video recording specifically adapted for audio data
    • G11B2020/10555—Audio or video recording specifically adapted for audio data wherein the frequency, the amplitude, or other characteristics of the audio signal is taken into account
    • G11B2020/10564—Audio or video recording specifically adapted for audio data wherein the frequency, the amplitude, or other characteristics of the audio signal is taken into account frequency
    • 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
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B2020/1264—Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting concerns a specific kind of data
    • G11B2020/1265—Control data, system data or management information, i.e. data used to access or process user data
    • G11B2020/1277—Control data, system data or management information, i.e. data used to access or process user data for managing gaps between two recordings, e.g. control data in linking areas, run-in or run-out fields, guard or buffer zones

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Saccharide Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
PL09159154T 2008-05-13 2009-04-30 Procesor audio PL2120384T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008126426A JP2009277277A (ja) 2008-05-13 2008-05-13 音声処理装置
EP09159154A EP2120384B1 (en) 2008-05-13 2009-04-30 Audio processor

Publications (1)

Publication Number Publication Date
PL2120384T3 true PL2120384T3 (pl) 2012-06-29

Family

ID=40902821

Family Applications (1)

Application Number Title Priority Date Filing Date
PL09159154T PL2120384T3 (pl) 2008-05-13 2009-04-30 Procesor audio

Country Status (6)

Country Link
US (1) US8285406B2 (pl)
EP (1) EP2120384B1 (pl)
JP (1) JP2009277277A (pl)
CN (1) CN101582278A (pl)
AT (1) ATE542324T1 (pl)
PL (1) PL2120384T3 (pl)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009277278A (ja) * 2008-05-13 2009-11-26 Funai Electric Co Ltd 音声処理装置
US20130166052A1 (en) * 2011-12-27 2013-06-27 Vamshi Kadiyala Techniques for improving playback of an audio stream
JP6382998B2 (ja) * 2014-03-11 2018-08-29 ランティック ベタイリグングス−ゲーエムベーハー ウント コンパニー カーゲー 通信装置、システム及び方法
CN112050930A (zh) * 2019-06-06 2020-12-08 惠州迪芬尼声学科技股份有限公司 音频信号的检测方法以及检测装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4023678A1 (de) * 1990-07-26 1992-01-30 Thomson Brandt Gmbh Schaltung zur wiedergabe digitaler daten
US6631352B1 (en) * 1999-01-08 2003-10-07 Matushita Electric Industrial Co. Ltd. Decoding circuit and reproduction apparatus which mutes audio after header parameter changes
JP2001143394A (ja) 1999-11-15 2001-05-25 Sony Corp 再生装置および再生方法
JP3073853U (ja) * 2000-01-07 2000-12-15 船井電機株式会社 音声ミュート装置
JP4318407B2 (ja) 2001-05-17 2009-08-26 パイオニア株式会社 受信装置及びそのフロー制御方法、送信装置及びそのフロー制御方法
JP3828031B2 (ja) * 2002-03-25 2006-09-27 株式会社ルネサステクノロジ Ｄａコンバータ
JP2003299179A (ja) * 2002-04-05 2003-10-17 Matsushita Electric Ind Co Ltd ディジタルオーディオ装置
US7653538B2 (en) * 2003-02-28 2010-01-26 Panasonic Corporation Playback apparatus and playback method
JP2005084459A (ja) * 2003-09-10 2005-03-31 Alpine Electronics Inc オーディオ装置およびオーディオ装置における再生方法
JP4401837B2 (ja) 2004-03-25 2010-01-20 アルパイン株式会社 放送受信機及び受信切り替え方法
EP1734527A4 (en) * 2004-04-06 2007-06-13 Matsushita Electric Industrial Co Ltd AUDIOWIEDERGABEANORDNUNG, AUDIOWIEDRGABEMETHODE AND PROGRAM
JP2007080347A (ja) 2005-09-13 2007-03-29 Funai Electric Co Ltd 光ディスク再生装置

Also Published As

Publication number Publication date
JP2009277277A (ja) 2009-11-26
EP2120384B1 (en) 2012-01-18
US20090287329A1 (en) 2009-11-19
EP2120384A1 (en) 2009-11-18
US8285406B2 (en) 2012-10-09
ATE542324T1 (de) 2012-02-15
CN101582278A (zh) 2009-11-18

Similar Documents

Publication Publication Date Title
MY163358A (en) Multi-mode audio signal decoder,multi-mode audio signal encoder,methods and computer program using a linear-prediction-coding based noise shaping
EP2384025A3 (en) Audio system with portable audio enhancement device
MY162251A (en) Audio signal encoder,audio signal decoder,method for providing an encoded representation of an audio content,method for providing a decoded representation of an audio content and computer program for use in low delay applications
MY166169A (en) Audio signal encoder,audio signal decoder,method for encoding or decoding an audio signal using an aliasing-cancellation
EP2830051A3 (en) Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals
WO2009099904A3 (en) System and method of reducing click and pop noise in audio playback devices
MY183019A (en) Determining weighting functions for line spectral frequency coefficients
PL2489038T3 (pl) Urządzenie do dostarczania reprezentacji sygnału upmixu na bazie reprezentacji sygnału downmixu, urządzenie do dostarczania strumienia bitów reprezentującego wielokanałowy sygnał audio, sposoby, programy komputerowe i strumień bitów reprezentujący wielokanałowy sygnał audio z zastosowaniem parametru kombinacji liniowej
EP4372747A3 (en) Coding generic audio signals at low bitrates and low delay
EP3968322A3 (en) Frequency band extending device and method, encoding device and method, decoding device and method, and program
WO2010006276A3 (en) Computer interface for polyphonic stringed instruments
EP2487557A3 (en) Sound to haptic effect conversion system using amplitude value
WO2007115327A3 (en) Automatic gain control
WO2010104300A3 (en) An apparatus for processing an audio signal and method thereof
WO2010123483A3 (en) Analyzing the prosody of speech
EP2211561A3 (en) Speech signal processing apparatus with microphone signal selection
ATE536614T1 (de) Verbergen von audioartefakten
ATE483276T1 (de) System und verfahren zum mischen logischer daten auf drei ebenen zur überabtastungsdatenkonvertierung
PL2120384T3 (pl) Procesor audio
EP2367308A3 (en) Digital audio mixer
EP2337226A3 (en) Signal processing circuit
WO2011113025A3 (en) Adjustable sampling rate converter
WO2008099545A1 (ja) 多チャンネル無線信号処理集積回路
TW201129967A (en) Method and apparatus for compression or decompression of digital signals
TW200715897A (en) Digital playback device and method and apparatus for spectrally modifying a digital audio signal