KR950014066B1 - Transmition method of digital audio signal - Google Patents

Transmition method of digital audio signal Download PDF

Info

Publication number
KR950014066B1
KR950014066B1 KR88700872A KR880700872A KR950014066B1 KR 950014066 B1 KR950014066 B1 KR 950014066B1 KR 88700872 A KR88700872 A KR 88700872A KR 880700872 A KR880700872 A KR 880700872A KR 950014066 B1 KR950014066 B1 KR 950014066B1
Authority
KR
South Korea
Prior art keywords
sub
pct
band signals
information flow
total information
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.)
Expired - Lifetime
Application number
KR88700872A
Other languages
English (en)
Korean (ko)
Inventor
Theile Gunther
Stoll Genhard
Link Martin
Original Assignee
Bayerische Rundfunkwerbung
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6314427&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=KR950014066(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bayerische Rundfunkwerbung filed Critical Bayerische Rundfunkwerbung
Application granted granted Critical
Publication of KR950014066B1 publication Critical patent/KR950014066B1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/86—Arrangements characterised by the broadcast information itself
    • H04H20/88—Stereophonic broadcast systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • H04B1/665—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using psychoacoustic properties of the ear, e.g. masking effect

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Telephone Function (AREA)
  • Amplifiers (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
KR88700872A 1986-11-21 1988-07-21 Transmition method of digital audio signal Expired - Lifetime KR950014066B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19863639753 DE3639753A1 (de) 1986-11-21 1986-11-21 Verfahren zum uebertragen digitalisierter tonsignale
PCT/EP1987/000723 WO1988004117A1 (fr) 1986-11-21 1987-11-20 Procede de transmission de signaux audio numerises

Publications (1)

Publication Number Publication Date
KR950014066B1 true KR950014066B1 (en) 1995-11-20

Family

ID=6314427

Family Applications (1)

Application Number Title Priority Date Filing Date
KR88700872A Expired - Lifetime KR950014066B1 (en) 1986-11-21 1988-07-21 Transmition method of digital audio signal

Country Status (9)

Country Link
US (1) US4972484A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0290581B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JP2599624B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR950014066B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) ATE66553T1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (2) DE3639753A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DK (1) DK172621B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FI (1) FI84538C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
WO (1) WO1988004117A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (234)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8700985A (nl) * 1987-04-27 1988-11-16 Philips Nv Systeem voor sub-band codering van een digitaal audiosignaal.
DE3721478A1 (de) * 1987-06-30 1989-01-12 Thomson Brandt Gmbh Verfahren zur uebertragung und/oder aufzeichnung und wiedergabe von digitalisierten audiosignalen
FI891965A7 (fi) * 1987-08-26 1989-04-25 Vniirpa Järjestelmä ääniohjelmasignaalien koodaamiseksi ja dekoodaamiseksi
USRE40280E1 (en) 1988-12-30 2008-04-29 Lucent Technologies Inc. Rate loop processor for perceptual encoder/decoder
US5341457A (en) * 1988-12-30 1994-08-23 At&T Bell Laboratories Perceptual coding of audio signals
US5142656A (en) * 1989-01-27 1992-08-25 Dolby Laboratories Licensing Corporation Low bit rate transform coder, decoder, and encoder/decoder for high-quality audio
US5752225A (en) * 1989-01-27 1998-05-12 Dolby Laboratories Licensing Corporation Method and apparatus for split-band encoding and split-band decoding of audio information using adaptive bit allocation to adjacent subbands
EP0560413B2 (en) † 1989-01-27 2002-05-15 Dolby Laboratories Licensing Corporation Adaptive bit allocation for audio encoder and decoder
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
EP0447495B1 (en) * 1989-01-27 1994-12-28 Dolby Laboratories Licensing Corporation Low time-delay transform coder, decoder, and encoder/decoder for high-quality audio
US5109417A (en) * 1989-01-27 1992-04-28 Dolby Laboratories Licensing Corporation Low bit rate transform coder, decoder, and encoder/decoder for high-quality audio
DE3912605B4 (de) * 1989-04-17 2008-09-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Digitales Codierverfahren
JPH02288520A (ja) * 1989-04-28 1990-11-28 Hitachi Ltd 背景音再生機能付き音声符号復号方式
NL9000338A (nl) * 1989-06-02 1991-01-02 Koninkl Philips Electronics Nv Digitaal transmissiesysteem, zender en ontvanger te gebruiken in het transmissiesysteem en registratiedrager verkregen met de zender in de vorm van een optekeninrichting.
US5040217A (en) * 1989-10-18 1991-08-13 At&T Bell Laboratories Perceptual coding of audio signals
JPH03181232A (ja) * 1989-12-11 1991-08-07 Toshiba Corp 可変レート符号化方式
DE3942570A1 (de) * 1989-12-22 1991-07-04 Inst Rundfunktechnik Gmbh Verfahren zum uebertragen von digitalen informationen, insbesondere toninformationen, in einem fernsehkanal
US6389010B1 (en) * 1995-10-05 2002-05-14 Intermec Ip Corp. Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones
JP2913731B2 (ja) * 1990-03-07 1999-06-28 ソニー株式会社 ディジタルデータの高能率符号化方法
US5502789A (en) * 1990-03-07 1996-03-26 Sony Corporation Apparatus for encoding digital data with reduction of perceptible noise
US5367608A (en) * 1990-05-14 1994-11-22 U.S. Philips Corporation Transmitter, encoding system and method employing use of a bit allocation unit for subband coding a digital signal
JP2751564B2 (ja) * 1990-05-25 1998-05-18 ソニー株式会社 ディジタル信号符号化装置
JP2906646B2 (ja) * 1990-11-09 1999-06-21 松下電器産業株式会社 音声帯域分割符号化装置
US5365553A (en) * 1990-11-30 1994-11-15 U.S. Philips Corporation Transmitter, encoding system and method employing use of a bit need determiner for subband coding a digital signal
DE4102324C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1991-01-26 1992-06-17 Institut Fuer Rundfunktechnik Gmbh, 8000 Muenchen, De
DE4203436A1 (de) * 1991-02-06 1992-08-13 Koenig Florian Datenreduzierte sprachkommunikation
US5559900A (en) * 1991-03-12 1996-09-24 Lucent Technologies Inc. Compression of signals for perceptual quality by selecting frequency bands having relatively high energy
EP0506394A2 (en) * 1991-03-29 1992-09-30 Sony Corporation Coding apparatus for digital signals
US5315583A (en) * 1991-04-11 1994-05-24 Usa Digital Radio Method and apparatus for digital audio broadcasting and reception
US5278826A (en) * 1991-04-11 1994-01-11 Usa Digital Radio Method and apparatus for digital audio broadcasting and reception
GB2257606B (en) * 1991-06-28 1995-01-18 Sony Corp Recording and/or reproducing apparatuses and signal processing methods for compressed data
DE4124493C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1991-07-24 1993-02-11 Institut Fuer Rundfunktechnik Gmbh, 8000 Muenchen, De
US5353375A (en) * 1991-07-31 1994-10-04 Matsushita Electric Industrial Co., Ltd. Digital audio signal coding method through allocation of quantization bits to sub-band samples split from the audio signal
GB2258372B (en) * 1991-08-02 1995-05-31 Sony Corp Apparatus for and methods of recording and/or reproducing digital data
AU665200B2 (en) * 1991-08-02 1995-12-21 Sony Corporation Digital encoder with dynamic quantization bit allocation
JP3178026B2 (ja) * 1991-08-23 2001-06-18 ソニー株式会社 ディジタル信号符号化装置及び復号化装置
ATE195618T1 (de) * 1991-09-30 2000-09-15 Sony Corp Verfahren und einrichtung zur audiodatenkompression
US10361802B1 (en) 1999-02-01 2019-07-23 Blanding Hovenweep, Llc Adaptive pattern recognition based control system and method
US8352400B2 (en) 1991-12-23 2013-01-08 Hoffberg Steven M Adaptive pattern recognition based controller apparatus and method and human-factored interface therefore
DE4202140A1 (de) * 1992-01-27 1993-07-29 Thomson Brandt Gmbh Verfahren zur uebertragung digitaler audio-signale
JP3134455B2 (ja) * 1992-01-29 2001-02-13 ソニー株式会社 高能率符号化装置及び方法
EP0559348A3 (en) * 1992-03-02 1993-11-03 AT&T Corp. Rate control loop processor for perceptual encoder/decoder
DE4209544A1 (de) * 1992-03-24 1993-09-30 Inst Rundfunktechnik Gmbh Verfahren zum Übertragen oder Speichern digitalisierter, mehrkanaliger Tonsignale
JP2693893B2 (ja) * 1992-03-30 1997-12-24 松下電器産業株式会社 ステレオ音声符号化方法
DE4211945C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1992-04-09 1993-05-19 Institut Fuer Rundfunktechnik Gmbh, 8000 Muenchen, De
JP3278900B2 (ja) * 1992-05-07 2002-04-30 ソニー株式会社 データ符号化装置及び方法
US5414859A (en) * 1992-05-27 1995-05-09 Tandy Corporation Interprocessor communication protocol with built-in error prevention encoding
US5594601A (en) * 1992-05-27 1997-01-14 Tandy Corporation Method of programming audio tracks in a sequential medium
JP3153933B2 (ja) * 1992-06-16 2001-04-09 ソニー株式会社 データ符号化装置及び方法並びにデータ復号化装置及び方法
US5890104A (en) * 1992-06-24 1999-03-30 British Telecommunications Public Limited Company Method and apparatus for testing telecommunications equipment using a reduced redundancy test signal
JP2976701B2 (ja) * 1992-06-24 1999-11-10 日本電気株式会社 量子化ビット数割当方法
GB9213459D0 (en) * 1992-06-24 1992-08-05 British Telecomm Characterisation of communications systems using a speech-like test stimulus
WO1995022816A1 (en) * 1992-06-29 1995-08-24 Corporate Computer Systems, Inc. Method and apparatus for adaptive power adjustment of mixed modulation radio transmission
US5301363A (en) * 1992-06-29 1994-04-05 Corporate Computer Systems, Inc. Method and apparatus for adaptive power adjustment of mixed modulation radio transmission
DE4222623C2 (de) * 1992-07-10 1996-07-11 Inst Rundfunktechnik Gmbh Verfahren zum Übertragen oder Speichern von digitalisierten Tonsignalen
DE4229372C2 (de) * 1992-09-03 1997-07-03 Inst Rundfunktechnik Gmbh Verfahren zum Übertragen oder Speichern der Quantisierungsinformation bei einer bitratenreduzierenden Quellcodierung
JP3127600B2 (ja) * 1992-09-11 2001-01-29 ソニー株式会社 ディジタル信号復号化装置及び方法
JP3508146B2 (ja) * 1992-09-11 2004-03-22 ソニー株式会社 ディジタル信号符号化復号化装置、ディジタル信号符号化装置及びディジタル信号復号化装置
US5408580A (en) * 1992-09-21 1995-04-18 Aware, Inc. Audio compression system employing multi-rate signal analysis
US6252909B1 (en) * 1992-09-21 2001-06-26 Aware, Inc. Multi-carrier transmission system utilizing channels of different bandwidth
DE4234015A1 (de) * 1992-10-09 1994-04-14 Thomson Brandt Gmbh Verfahren und Vorrichtung zur Wiedergabe eines Audiosignals
JP3343962B2 (ja) * 1992-11-11 2002-11-11 ソニー株式会社 高能率符号化方法及び装置
US5402124A (en) * 1992-11-25 1995-03-28 Dolby Laboratories Licensing Corporation Encoder and decoder with improved quantizer using reserved quantizer level for small amplitude signals
DE4239506A1 (de) * 1992-11-25 1994-05-26 Inst Rundfunktechnik Gmbh Verfahren zur bitratenreduzierenden Quellcodierung für die Übertragung und Speicherung von digitalen Tonsignalen
JP3185413B2 (ja) * 1992-11-25 2001-07-09 ソニー株式会社 直交変換演算並びに逆直交変換演算方法及びその装置、ディジタル信号符号化及び／又は復号化装置
CA2106440C (en) * 1992-11-30 1997-11-18 Jelena Kovacevic Method and apparatus for reducing correlated errors in subband coding systems with quantizers
JP3123286B2 (ja) * 1993-02-18 2001-01-09 ソニー株式会社 ディジタル信号処理装置又は方法、及び記録媒体
JP3123290B2 (ja) * 1993-03-09 2001-01-09 ソニー株式会社 圧縮データ記録装置及び方法、圧縮データ再生方法、記録媒体
DE4308175C2 (de) * 1993-03-15 1995-09-07 Inst Rundfunktechnik Gmbh Verfahren zum Wiedergeben eines ein- oder mehrkanaligen digitalen, blockweise codierten Tonsignals
EP0649137A4 (en) * 1993-04-14 1998-10-21 Sony Corp SIGNAL TRANSFORMATION METHOD AND APPARATUS AND RECORDING MEDIUM.
JP3173218B2 (ja) * 1993-05-10 2001-06-04 ソニー株式会社 圧縮データ記録方法及び装置、圧縮データ再生方法、並びに記録媒体
CN1038089C (zh) * 1993-05-31 1998-04-15 索尼公司 信号编码或译码装置及信号编码或译码方法
CA2161257C (en) * 1993-06-21 2000-02-22 Michael Peter Hollier Method and apparatus for testing telecommunications equipment using a reduced redundancy test signal
BR9405445A (pt) * 1993-06-30 1999-09-08 Sony Corp Aparelho codificador e decodificador de sinal apropriado para codificar um sinal de entrada e decodificar um sinal codificado, suporte de gravação onde sinais codificados são gravados, e processo de codificação e de decodificação de sinal para codificar um sinal de entrada e decodificar um sinal codificado.
TW272341B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1993-07-16 1996-03-11 Sony Co Ltd
NL9301358A (nl) * 1993-08-04 1995-03-01 Nederland Ptt Transcodeerinrichting.
US5581653A (en) * 1993-08-31 1996-12-03 Dolby Laboratories Licensing Corporation Low bit-rate high-resolution spectral envelope coding for audio encoder and decoder
TW327223B (en) * 1993-09-28 1998-02-21 Sony Co Ltd Methods and apparatus for encoding an input signal broken into frequency components, methods and apparatus for decoding such encoded signal
US5805770A (en) * 1993-11-04 1998-09-08 Sony Corporation Signal encoding apparatus, signal decoding apparatus, recording medium, and signal encoding method
EP0692881B1 (en) * 1993-11-09 2005-06-15 Sony Corporation Quantization apparatus, quantization method, high efficiency encoder, high efficiency encoding method, decoder, high efficiency encoder and recording media
US5794188A (en) * 1993-11-25 1998-08-11 British Telecommunications Public Limited Company Speech signal distortion measurement which varies as a function of the distribution of measured distortion over time and frequency
KR960003628B1 (ko) * 1993-12-06 1996-03-20 Lg전자주식회사 디지탈신호의 부호화/복호화 방법 및 장치
JPH07160297A (ja) * 1993-12-10 1995-06-23 Nec Corp 音声パラメータ符号化方式
KR0134318B1 (ko) * 1994-01-28 1998-04-29 김광호 채널간의 마스킹특성을 고려한 비트할당장치 및 그 방법과 복호화장치
MY130167A (en) * 1994-04-01 2007-06-29 Sony Corp Information encoding method and apparatus, information decoding method and apparatus, information transmission method and information recording medium
JP3186412B2 (ja) * 1994-04-01 2001-07-11 ソニー株式会社 情報符号化方法、情報復号化方法、及び情報伝送方法
JP3277677B2 (ja) * 1994-04-01 2002-04-22 ソニー株式会社 信号符号化方法及び装置、信号記録媒体、信号伝送方法、並びに信号復号化方法及び装置
DE4430864C2 (de) * 1994-08-31 2003-04-30 Mayah Comm Gmbh Verfahren zum unbemerktem Übertragen und/oder Speichern von Zusatzinformationen innerhalb eines quellencodierten, datenreduzierten Audiosignals
US6873734B1 (en) 1994-09-21 2005-03-29 Ricoh Company Ltd Method and apparatus for compression using reversible wavelet transforms and an embedded codestream
US6549666B1 (en) 1994-09-21 2003-04-15 Ricoh Company, Ltd Reversible embedded wavelet system implementation
US5654952A (en) * 1994-10-28 1997-08-05 Sony Corporation Digital signal encoding method and apparatus and recording medium
JP3557674B2 (ja) * 1994-12-15 2004-08-25 ソニー株式会社 高能率符号化方法及び装置
US5774846A (en) * 1994-12-19 1998-06-30 Matsushita Electric Industrial Co., Ltd. Speech coding apparatus, linear prediction coefficient analyzing apparatus and noise reducing apparatus
JP3371590B2 (ja) * 1994-12-28 2003-01-27 ソニー株式会社 高能率符号化方法及び高能率復号化方法
US5646961A (en) * 1994-12-30 1997-07-08 Lucent Technologies Inc. Method for noise weighting filtering
JP3046213B2 (ja) * 1995-02-02 2000-05-29 三菱電機株式会社 サブバンド・オーディオ信号合成装置
JP3307138B2 (ja) * 1995-02-27 2002-07-24 ソニー株式会社 信号符号化方法及び装置、並びに信号復号化方法及び装置
KR100211830B1 (ko) * 1995-03-16 1999-08-02 윤종용 미니디스크의 적응변환 오디오 코딩회로
US5781452A (en) * 1995-03-22 1998-07-14 International Business Machines Corporation Method and apparatus for efficient decompression of high quality digital audio
US6700958B2 (en) * 1995-04-10 2004-03-02 Starguide Digital Networks, Inc. Method and apparatus for transmitting coded audio signals through a transmission channel with limited bandwidth
US5706335A (en) * 1995-04-10 1998-01-06 Corporate Computer Systems Method and appartus for transmitting coded audio signals through a transmission channel with limited bandwidth
EP0820624A1 (en) 1995-04-10 1998-01-28 Corporate Computer Systems, Inc. System for compression and decompression of audio signals for digital transmission
US6301555B2 (en) 1995-04-10 2001-10-09 Corporate Computer Systems Adjustable psycho-acoustic parameters
DE19515805C2 (de) * 1995-04-29 1997-08-07 Inst Rundfunktechnik Gmbh Verfahren zur Datenreduktion eines digitalisierten Tonsignals
JPH08328599A (ja) * 1995-06-01 1996-12-13 Mitsubishi Electric Corp Ｍｐｅｇオーディオ復号器
US5706392A (en) * 1995-06-01 1998-01-06 Rutgers, The State University Of New Jersey Perceptual speech coder and method
GB9604315D0 (en) * 1996-02-29 1996-05-01 British Telecomm Training process
CN1195437A (zh) * 1995-08-16 1998-10-07 斯塔盖德数字网络有限公司 用于音频信号和视频信号传输的带宽动态配置
BR9610415A (pt) * 1995-09-01 1999-09-14 Starguide Digital Networks Inc Sistema de distribuição e produção de arquivos de áudio
US5960390A (en) * 1995-10-05 1999-09-28 Sony Corporation Coding method for using multi channel audio signals
EP0769853B1 (de) * 1995-10-21 2001-10-04 Micronas GmbH Logischer Block für einen Viterbi-Decoder
KR100463462B1 (ko) 1995-10-24 2005-05-24 코닌클리케 필립스 일렉트로닉스 엔.브이. 인코딩,디코딩,및제어신호발생장치및인코딩,디코딩방법
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
JP3427149B2 (ja) * 1996-01-26 2003-07-14 三菱電機株式会社 符号化信号の復号回路及びその同期制御方法， 同期検出回路及び同期検出方法
EP0880235A1 (en) * 1996-02-08 1998-11-25 Matsushita Electric Industrial Co., Ltd. Wide band audio signal encoder, wide band audio signal decoder, wide band audio signal encoder/decoder and wide band audio signal recording medium
US6119083A (en) * 1996-02-29 2000-09-12 British Telecommunications Public Limited Company Training process for the classification of a perceptual signal
US5825320A (en) * 1996-03-19 1998-10-20 Sony Corporation Gain control method for audio encoding device
US5996022A (en) 1996-06-03 1999-11-30 Webtv Networks, Inc. Transcoding data in a proxy computer prior to transmitting the audio data to a client
DE19629132A1 (de) 1996-07-19 1998-01-22 Daimler Benz Ag Verfahren zur Verringerung von Störungen eines Sprachsignals
JP3318825B2 (ja) * 1996-08-20 2002-08-26 ソニー株式会社 デジタル信号符号化処理方法、デジタル信号符号化処理装置、デジタル信号記録方法、デジタル信号記録装置、記録媒体、デジタル信号伝送方法及びデジタル信号伝送装置
TW384434B (en) 1997-03-31 2000-03-11 Sony Corp Encoding method, device therefor, decoding method, device therefor and recording medium
GB2325584B (en) * 1997-05-01 2000-03-29 Ricoh Kk Decompression system using inverse wavelet transform
DE19727938B4 (de) * 1997-07-01 2006-12-14 Mayah Communications Gmbh Verfahren und Vorrichtung zum Codieren von Signalen
JPH11143497A (ja) * 1997-11-10 1999-05-28 Matsushita Electric Ind Co Ltd 圧縮されたテーブルを用いてサブバンドごとに量子化係数を復号化する方法
US7194757B1 (en) 1998-03-06 2007-03-20 Starguide Digital Network, Inc. Method and apparatus for push and pull distribution of multimedia
US6160797A (en) 1998-04-03 2000-12-12 Starguide Digital Networks, Inc. Satellite receiver/router, system, and method of use
US8284774B2 (en) 1998-04-03 2012-10-09 Megawave Audio Llc Ethernet digital storage (EDS) card and satellite transmission system
US7272556B1 (en) * 1998-09-23 2007-09-18 Lucent Technologies Inc. Scalable and embedded codec for speech and audio signals
JP3580777B2 (ja) * 1998-12-28 2004-10-27 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 オーディオ信号又はビットストリームの符号化又は復号化のための方法及び装置
SE9903553D0 (sv) * 1999-01-27 1999-10-01 Lars Liljeryd Enhancing percepptual performance of SBR and related coding methods by adaptive noise addition (ANA) and noise substitution limiting (NSL)
US7904187B2 (en) 1999-02-01 2011-03-08 Hoffberg Steven M Internet appliance system and method
US20020105955A1 (en) * 1999-04-03 2002-08-08 Roberts Roswell R. Ethernet digital storage (EDS) card and satellite transmission system including faxing capability
JP4242516B2 (ja) 1999-07-26 2009-03-25 パナソニック株式会社 サブバンド符号化方式
JP4287545B2 (ja) 1999-07-26 2009-07-01 パナソニック株式会社 サブバンド符号化方式
US6446037B1 (en) 1999-08-09 2002-09-03 Dolby Laboratories Licensing Corporation Scalable coding method for high quality audio
GB0003954D0 (en) * 2000-02-18 2000-04-12 Radioscape Ltd Method of and apparatus for converting a signal between data compression formats
WO2001065846A1 (en) * 2000-03-03 2001-09-07 Advanced Interactive Inc. Audio transmission in the video stream with adaptive gain
US6895374B1 (en) * 2000-09-29 2005-05-17 Sony Corporation Method for utilizing temporal masking in digital audio coding
EP1244094A1 (de) * 2001-03-20 2002-09-25 Swissqual AG Verfahren und Vorrichtung zur Bestimmung eines Qualitätsmasses eines Audiosignals
US7644003B2 (en) * 2001-05-04 2010-01-05 Agere Systems Inc. Cue-based audio coding/decoding
US7116787B2 (en) * 2001-05-04 2006-10-03 Agere Systems Inc. Perceptual synthesis of auditory scenes
DE60209888T2 (de) * 2001-05-08 2006-11-23 Koninklijke Philips Electronics N.V. Kodieren eines audiosignals
US6807528B1 (en) 2001-05-08 2004-10-19 Dolby Laboratories Licensing Corporation Adding data to a compressed data frame
US8027697B2 (en) 2007-09-28 2011-09-27 Telecommunication Systems, Inc. Public safety access point (PSAP) selection for E911 wireless callers in a GSM type system
US8126889B2 (en) 2002-03-28 2012-02-28 Telecommunication Systems, Inc. Location fidelity adjustment based on mobile subscriber privacy profile
US9154906B2 (en) 2002-03-28 2015-10-06 Telecommunication Systems, Inc. Area watcher for wireless network
US7426380B2 (en) 2002-03-28 2008-09-16 Telecommunication Systems, Inc. Location derived presence information
US8290505B2 (en) 2006-08-29 2012-10-16 Telecommunications Systems, Inc. Consequential location derived information
US8918073B2 (en) 2002-03-28 2014-12-23 Telecommunication Systems, Inc. Wireless telecommunications location based services scheme selection
US20070238455A1 (en) * 2006-04-07 2007-10-11 Yinjun Zhu Mobile based area event handling when currently visited network doe not cover area
US7619995B1 (en) * 2003-07-18 2009-11-17 Nortel Networks Limited Transcoders and mixers for voice-over-IP conferencing
US7424293B2 (en) 2003-12-02 2008-09-09 Telecommunication Systems, Inc. User plane location based service using message tunneling to support roaming
US7260186B2 (en) 2004-03-23 2007-08-21 Telecommunication Systems, Inc. Solutions for voice over internet protocol (VoIP) 911 location services
US20080126535A1 (en) 2006-11-28 2008-05-29 Yinjun Zhu User plane location services over session initiation protocol (SIP)
US20080090546A1 (en) 2006-10-17 2008-04-17 Richard Dickinson Enhanced E911 network access for a call center using session initiation protocol (SIP) messaging
US7805313B2 (en) * 2004-03-04 2010-09-28 Agere Systems Inc. Frequency-based coding of channels in parametric multi-channel coding systems
US7406412B2 (en) * 2004-04-20 2008-07-29 Dolby Laboratories Licensing Corporation Reduced computational complexity of bit allocation for perceptual coding
US6985105B1 (en) 2004-10-15 2006-01-10 Telecommunication Systems, Inc. Culled satellite ephemeris information based on limiting a span of an inverted cone for locating satellite in-range determinations
US7629926B2 (en) 2004-10-15 2009-12-08 Telecommunication Systems, Inc. Culled satellite ephemeris information for quick, accurate assisted locating satellite location determination for cell site antennas
US7411546B2 (en) 2004-10-15 2008-08-12 Telecommunication Systems, Inc. Other cell sites used as reference point to cull satellite ephemeris information for quick, accurate assisted locating satellite location determination
US7113128B1 (en) 2004-10-15 2006-09-26 Telecommunication Systems, Inc. Culled satellite ephemeris information for quick, accurate assisted locating satellite location determination for cell site antennas
US8204261B2 (en) * 2004-10-20 2012-06-19 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Diffuse sound shaping for BCC schemes and the like
US7720230B2 (en) * 2004-10-20 2010-05-18 Agere Systems, Inc. Individual channel shaping for BCC schemes and the like
US7787631B2 (en) * 2004-11-30 2010-08-31 Agere Systems Inc. Parametric coding of spatial audio with cues based on transmitted channels
WO2006060278A1 (en) * 2004-11-30 2006-06-08 Agere Systems Inc. Synchronizing parametric coding of spatial audio with externally provided downmix
EP1817767B1 (en) * 2004-11-30 2015-11-11 Agere Systems Inc. Parametric coding of spatial audio with object-based side information
US7903824B2 (en) * 2005-01-10 2011-03-08 Agere Systems Inc. Compact side information for parametric coding of spatial audio
US7353034B2 (en) 2005-04-04 2008-04-01 X One, Inc. Location sharing and tracking using mobile phones or other wireless devices
US8660573B2 (en) * 2005-07-19 2014-02-25 Telecommunications Systems, Inc. Location service requests throttling
US7933385B2 (en) 2005-08-26 2011-04-26 Telecommunication Systems, Inc. Emergency alert for voice over internet protocol (VoIP)
US9282451B2 (en) 2005-09-26 2016-03-08 Telecommunication Systems, Inc. Automatic location identification (ALI) service requests steering, connection sharing and protocol translation
US7825780B2 (en) 2005-10-05 2010-11-02 Telecommunication Systems, Inc. Cellular augmented vehicle alarm notification together with location services for position of an alarming vehicle
US8467320B2 (en) 2005-10-06 2013-06-18 Telecommunication Systems, Inc. Voice over internet protocol (VoIP) multi-user conferencing
US7907551B2 (en) 2005-10-06 2011-03-15 Telecommunication Systems, Inc. Voice over internet protocol (VoIP) location based 911 conferencing
US7626951B2 (en) 2005-10-06 2009-12-01 Telecommunication Systems, Inc. Voice Over Internet Protocol (VoIP) location based conferencing
US8150363B2 (en) 2006-02-16 2012-04-03 Telecommunication Systems, Inc. Enhanced E911 network access for call centers
US8059789B2 (en) 2006-02-24 2011-11-15 Telecommunication Systems, Inc. Automatic location identification (ALI) emergency services pseudo key (ESPK)
US7899450B2 (en) 2006-03-01 2011-03-01 Telecommunication Systems, Inc. Cellular augmented radar/laser detection using local mobile network within cellular network
US9167553B2 (en) 2006-03-01 2015-10-20 Telecommunication Systems, Inc. GeoNexus proximity detector network
US7471236B1 (en) * 2006-03-01 2008-12-30 Telecommunication Systems, Inc. Cellular augmented radar/laser detector
US8208605B2 (en) 2006-05-04 2012-06-26 Telecommunication Systems, Inc. Extended efficient usage of emergency services keys
US8532266B2 (en) 2006-05-04 2013-09-10 Telecommunication Systems, Inc. Efficient usage of emergency services keys
US7966013B2 (en) 2006-11-03 2011-06-21 Telecommunication Systems, Inc. Roaming gateway enabling location based services (LBS) roaming for user plane in CDMA networks without requiring use of a mobile positioning center (MPC)
US8050386B2 (en) 2007-02-12 2011-11-01 Telecommunication Systems, Inc. Mobile automatic location identification (ALI) for first responders
JP5071479B2 (ja) * 2007-07-04 2012-11-14 富士通株式会社 符号化装置、符号化方法および符号化プログラム
EP2196014A4 (en) 2007-09-17 2014-12-24 Telecomm Systems Inc 911 EMERGENCY SERVICE DATA MESSAGING
US9413889B2 (en) 2007-09-18 2016-08-09 Telecommunication Systems, Inc. House number normalization for master street address guide (MSAG) address matching
US9130963B2 (en) 2011-04-06 2015-09-08 Telecommunication Systems, Inc. Ancillary data support in session initiation protocol (SIP) messaging
US7929530B2 (en) 2007-11-30 2011-04-19 Telecommunication Systems, Inc. Ancillary data support in session initiation protocol (SIP) messaging
JP5262171B2 (ja) 2008-02-19 2013-08-14 富士通株式会社 符号化装置、符号化方法および符号化プログラム
US8576991B2 (en) 2008-03-19 2013-11-05 Telecommunication Systems, Inc. End-to-end logic tracing of complex call flows in a distributed call system
KR20090110244A (ko) * 2008-04-17 2009-10-21 삼성전자주식회사 오디오 시맨틱 정보를 이용한 오디오 신호의 부호화/복호화 방법 및 그 장치
KR101599875B1 (ko) * 2008-04-17 2016-03-14 삼성전자주식회사 멀티미디어의 컨텐트 특성에 기반한 멀티미디어 부호화 방법 및 장치, 멀티미디어의 컨텐트 특성에 기반한 멀티미디어 복호화 방법 및 장치
KR20090110242A (ko) * 2008-04-17 2009-10-21 삼성전자주식회사 오디오 신호를 처리하는 방법 및 장치
US8068587B2 (en) 2008-08-22 2011-11-29 Telecommunication Systems, Inc. Nationwide table routing of voice over internet protocol (VOIP) emergency calls
US8892128B2 (en) 2008-10-14 2014-11-18 Telecommunication Systems, Inc. Location based geo-reminders
EP2347395A4 (en) * 2008-10-14 2016-11-02 Telecomm Systems Inc Location Based Approach Alert
US9301191B2 (en) 2013-09-20 2016-03-29 Telecommunication Systems, Inc. Quality of service to over the top applications used with VPN
US8867485B2 (en) 2009-05-05 2014-10-21 Telecommunication Systems, Inc. Multiple location retrieval function (LRF) network having location continuity
US20110257978A1 (en) * 2009-10-23 2011-10-20 Brainlike, Inc. Time Series Filtering, Data Reduction and Voice Recognition in Communication Device
WO2012005769A1 (en) 2010-07-09 2012-01-12 Telecommunication Systems, Inc. Location privacy selector
US8336664B2 (en) 2010-07-09 2012-12-25 Telecommunication Systems, Inc. Telematics basic mobile device safety interlock
US8942743B2 (en) 2010-12-17 2015-01-27 Telecommunication Systems, Inc. iALERT enhanced alert manager
US8688087B2 (en) 2010-12-17 2014-04-01 Telecommunication Systems, Inc. N-dimensional affinity confluencer
WO2012087353A1 (en) 2010-12-22 2012-06-28 Telecommunication Systems, Inc. Area event handling when current network does not cover target area
US8682321B2 (en) 2011-02-25 2014-03-25 Telecommunication Systems, Inc. Mobile internet protocol (IP) location
US8990074B2 (en) * 2011-05-24 2015-03-24 Qualcomm Incorporated Noise-robust speech coding mode classification
US8649806B2 (en) 2011-09-02 2014-02-11 Telecommunication Systems, Inc. Aggregate location dynometer (ALD)
US9479344B2 (en) 2011-09-16 2016-10-25 Telecommunication Systems, Inc. Anonymous voice conversation
WO2013048551A1 (en) 2011-09-30 2013-04-04 Telecommunication Systems, Inc. Unique global identifier for minimizing prank 911 calls
US9313637B2 (en) 2011-12-05 2016-04-12 Telecommunication Systems, Inc. Wireless emergency caller profile data delivery over a legacy interface
US9264537B2 (en) 2011-12-05 2016-02-16 Telecommunication Systems, Inc. Special emergency call treatment based on the caller
US8984591B2 (en) 2011-12-16 2015-03-17 Telecommunications Systems, Inc. Authentication via motion of wireless device movement
US9384339B2 (en) 2012-01-13 2016-07-05 Telecommunication Systems, Inc. Authenticating cloud computing enabling secure services
US8688174B2 (en) 2012-03-13 2014-04-01 Telecommunication Systems, Inc. Integrated, detachable ear bud device for a wireless phone
US9544260B2 (en) 2012-03-26 2017-01-10 Telecommunication Systems, Inc. Rapid assignment dynamic ownership queue
US9307372B2 (en) 2012-03-26 2016-04-05 Telecommunication Systems, Inc. No responders online
US9338153B2 (en) 2012-04-11 2016-05-10 Telecommunication Systems, Inc. Secure distribution of non-privileged authentication credentials
WO2014028712A1 (en) 2012-08-15 2014-02-20 Telecommunication Systems, Inc. Device independent caller data access for emergency calls
US9208346B2 (en) 2012-09-05 2015-12-08 Telecommunication Systems, Inc. Persona-notitia intellection codifier
US9456301B2 (en) 2012-12-11 2016-09-27 Telecommunication Systems, Inc. Efficient prisoner tracking
US8983047B2 (en) 2013-03-20 2015-03-17 Telecommunication Systems, Inc. Index of suspicion determination for communications request
US9408034B2 (en) 2013-09-09 2016-08-02 Telecommunication Systems, Inc. Extended area event for network based proximity discovery
US9516104B2 (en) 2013-09-11 2016-12-06 Telecommunication Systems, Inc. Intelligent load balancer enhanced routing
US9479897B2 (en) 2013-10-03 2016-10-25 Telecommunication Systems, Inc. SUPL-WiFi access point controller location based services for WiFi enabled mobile devices
EP3483883A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio coding and decoding with selective postfiltering
EP3483886A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Selecting pitch lag
EP3483882A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Controlling bandwidth in encoders and/or decoders
EP3483884A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Signal filtering
EP3483878A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio decoder supporting a set of different loss concealment tools
EP3483880A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Temporal noise shaping
EP3483879A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Analysis/synthesis windowing function for modulated lapped transformation
WO2019091576A1 (en) 2017-11-10 2019-05-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoders, audio decoders, methods and computer programs adapting an encoding and decoding of least significant bits
WO2019091573A1 (en) * 2017-11-10 2019-05-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding and decoding an audio signal using downsampling or interpolation of scale parameters

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0064119B1 (fr) * 1981-04-30 1985-08-28 International Business Machines Corporation Perfectionnement aux procédés de codage de la voix et dispositif de mise en oeuvre du procédé perfectionné
DE3171311D1 (en) * 1981-07-28 1985-08-14 Ibm Voice coding method and arrangment for carrying out said method
JPS5921039B2 (ja) * 1981-11-04 1984-05-17 日本電信電話株式会社 適応予測符号化方式
DE3440613C1 (de) * 1984-11-07 1986-04-10 Institut für Rundfunktechnik GmbH, 8000 München Verfahren zum digitalen Übertragen eines Rundfunk-Programmsignals
DE3506912A1 (de) * 1985-02-27 1986-08-28 Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover Verfahren zur uebertragung eines audiosignals
US4831636A (en) * 1985-06-28 1989-05-16 Fujitsu Limited Coding transmission equipment for carrying out coding with adaptive quantization

Also Published As

Publication number Publication date
WO1988004117A1 (fr) 1988-06-02
FI84538B (fi) 1991-08-30
JPH01501435A (ja) 1989-05-18
DE3639753C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-09-15
JP2599624B2 (ja) 1997-04-09
FI84538C (fi) 1991-12-10
DK405088D0 (da) 1988-07-20
DE3772381D1 (de) 1991-09-26
EP0290581B1 (de) 1991-08-21
US4972484A (en) 1990-11-20
ATE66553T1 (de) 1991-09-15
DK172621B1 (da) 1999-03-08
FI883446A7 (fi) 1988-07-20
EP0290581A1 (de) 1988-11-17
DE3639753A1 (de) 1988-06-01
FI883446A0 (fi) 1988-07-20
DK405088A (da) 1988-07-20

Similar Documents

Publication Publication Date Title
KR950014066B1 (en) Transmition method of digital audio signal
DE3878017D1 (de) System zur teilbandkodierung eines digitalen audiosignals.
WO2003013215A3 (en) Filters for canceling multiple noise sources in borehole electromagnetic telemetry system
MY121575A (en) Method for noise reduction
CA2037780A1 (en) Hybrid perceptual audio coding
CA2176665A1 (en) Method of adapting the noise masking level in an analysis-by-synthesis speech coder employing a short-term perceptual weighting filter
KR970011743B1 (en) Process for reducing data in the transmission and/or storage of digital signals from several dependent channels
DE69025188D1 (de) Digitales Übertragungssystem, Gerät zur Aufnahme und/oder Wiedergabe und Sender sowie Empfänger zur Anwendung im Übertragungssystem
ES8604378A1 (es) Metodo y aparato para la transmision de senales de frecuencia vocal
ES2076785T3 (es) Procedimiento para la reduccion de la diafonia de frecuencias en la transmision y/o registro de señales acusticas u opticas.
FI852458A0 (fi) Foerfarande att i en samplad signal kompensera foer trunkeringsfel jaemte anordning foer utfoerande av foerfarandet.
FR2414188A1 (fr) Systeme d'electroencephalographe a verification automatique
EP0141520A3 (en) Sub-band coding method
ATE280979T1 (de) Übertragung eines digitalen informationssignals mit einer ersten spezifischen abtastrate
AU2345592A (en) Process for finding the overall monitoring threshold during a bit-rate-reducing source coding
DE3881042D1 (de) Rauschverminderung bei fernsehsignalen.
Richards Loudness perception for short-duration tones in masking noise
FI933324A0 (fi) Foerfarande foer oeverfoering av digitaliserade, blockkodade audiosignalergenom anvaendning av skalningsfaktorer
NO982920L (no) FremgangsmÕte for koding av et lydsignal som er digitalisert med en lav samplingsfrekvens
DK0623269T3 (da) Signalsampling
DE69129622D1 (de) Hybrid-analog-digital-signalverarbeitung
SE9603698D0 (sv) Metod och anordning för att reducera kvantiseringsbrus
EP0741469A3 (en) Apparatus and methods for decoding a communication signal
GR3025073T3 (en) Speech coders based on analysis-by-synthesis techniques
CZ295702B6 (cs) Zapojení pro utajený přenos hovorového signálu v číslicových sdělovacích systémech

Legal Events

Date Code Title Description
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 19880721

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 19921007

Comment text: Request for Examination of Application

Patent event code: PA02011R01I

Patent event date: 19880721

Comment text: Patent Application

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 19950504

Patent event code: PE09021S01D

G160 Decision to publish patent application
PG1605 Publication of application before grant of patent

Comment text: Decision on Publication of Application

Patent event code: PG16051S01I

Patent event date: 19951028

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 19960214

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 19960508

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 19960508

End annual number: 3

Start annual number: 1

PR1001 Payment of annual fee

Payment date: 19970828

Start annual number: 4

End annual number: 4

PR1001 Payment of annual fee

Payment date: 19990831

Start annual number: 5

End annual number: 5

PR1001 Payment of annual fee

Payment date: 20000906

Start annual number: 6

End annual number: 6

PR1001 Payment of annual fee

Payment date: 20010922

Start annual number: 7

End annual number: 7

PR1001 Payment of annual fee

Payment date: 20020830

Start annual number: 8

End annual number: 8

PR1001 Payment of annual fee

Payment date: 20030828

Start annual number: 9

End annual number: 9

PR1001 Payment of annual fee

Payment date: 20040914

Start annual number: 10

End annual number: 10

PR1001 Payment of annual fee

Payment date: 20050914

Start annual number: 11

End annual number: 11

PR1001 Payment of annual fee

Payment date: 20060905

Start annual number: 12

End annual number: 12

PR1001 Payment of annual fee

Payment date: 20070914

Start annual number: 13

End annual number: 13

FPAY Annual fee payment

Payment date: 20080903

Year of fee payment: 15

PR1001 Payment of annual fee

Payment date: 20080903

Start annual number: 14

End annual number: 15

EXPY Expiration of term
PC1801 Expiration of term