FI119459B - Eri koodausperiaatteet toteuttava siirtojärjestelmä - Google Patents

Eri koodausperiaatteet toteuttava siirtojärjestelmä Download PDF

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Publication number
FI119459B
FI119459B FI952858A FI952858A FI119459B FI 119459 B FI119459 B FI 119459B FI 952858 A FI952858 A FI 952858A FI 952858 A FI952858 A FI 952858A FI 119459 B FI119459 B FI 119459B
Authority
FI
Finland
Prior art keywords
signal
för
som
och
spectral
Prior art date
Application number
FI952858A
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English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI952858A0 (fi
FI952858A (fi
Inventor
Friedhelm Wuppermann
Bont Franciscus Marinus Joz De
Original Assignee
Koninkl Philips Electronics Nv
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.)
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Application filed by Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Publication of FI952858A0 publication Critical patent/FI952858A0/fi
Publication of FI952858A publication Critical patent/FI952858A/fi
Application granted granted Critical
Publication of FI119459B publication Critical patent/FI119459B/fi

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Classifications

    • 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
    • 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
    • H04B1/667—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 a division in frequency subbands

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
FI952858A 1993-10-11 1995-06-09 Eri koodausperiaatteet toteuttava siirtojärjestelmä FI119459B (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
BE9301077 1993-10-11
BE9301077A BE1007617A3 (nl) 1993-10-11 1993-10-11 Transmissiesysteem met gebruik van verschillende codeerprincipes.
IB9400309 1994-10-11
PCT/IB1994/000309 WO1995010890A1 (en) 1993-10-11 1994-10-11 Transmission system implementing different coding principles

Publications (3)

Publication Number Publication Date
FI952858A0 FI952858A0 (fi) 1995-06-09
FI952858A FI952858A (fi) 1995-06-09
FI119459B true FI119459B (fi) 2008-11-14

Family

ID=3887418

Family Applications (1)

Application Number Title Priority Date Filing Date
FI952858A FI119459B (fi) 1993-10-11 1995-06-09 Eri koodausperiaatteet toteuttava siirtojärjestelmä

Country Status (12)

Country Link
US (1) US5808569A (zh)
EP (1) EP0673566A1 (zh)
JP (1) JP3898218B2 (zh)
KR (1) KR100361236B1 (zh)
CN (2) CN1080036C (zh)
BE (1) BE1007617A3 (zh)
CA (1) CA2150926C (zh)
FI (1) FI119459B (zh)
MY (1) MY112253A (zh)
RU (1) RU2144261C1 (zh)
SG (1) SG55182A1 (zh)
WO (1) WO1995010890A1 (zh)

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DE19549621B4 (de) * 1995-10-06 2004-07-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung zum Codieren von Audiosignalen
US6633550B1 (en) 1997-02-20 2003-10-14 Telefonaktiebolaget Lm Ericsson (Publ) Radio transceiver on a chip
US6311155B1 (en) 2000-02-04 2001-10-30 Hearing Enhancement Company Llc Use of voice-to-remaining audio (VRA) in consumer applications
CA2328353A1 (en) * 1998-04-14 1999-10-21 Hearing Enhancement Company, Llc User adjustable volume control that accommodates hearing
US7415120B1 (en) 1998-04-14 2008-08-19 Akiba Electronics Institute Llc User adjustable volume control that accommodates hearing
US6219730B1 (en) * 1998-06-20 2001-04-17 Nghi Nho Nguyen Method and apparatus for producing a combined data stream and recovering therefrom the respective user input stream and at least one additional input signal
US6640209B1 (en) * 1999-02-26 2003-10-28 Qualcomm Incorporated Closed-loop multimode mixed-domain linear prediction (MDLP) speech coder
US6449592B1 (en) * 1999-02-26 2002-09-10 Qualcomm Incorporated Method and apparatus for tracking the phase of a quasi-periodic signal
US6442278B1 (en) 1999-06-15 2002-08-27 Hearing Enhancement Company, Llc Voice-to-remaining audio (VRA) interactive center channel downmix
US6985594B1 (en) 1999-06-15 2006-01-10 Hearing Enhancement Co., Llc. Voice-to-remaining audio (VRA) interactive hearing aid and auxiliary equipment
US7260523B2 (en) * 1999-12-21 2007-08-21 Texas Instruments Incorporated Sub-band speech coding system
US7266501B2 (en) 2000-03-02 2007-09-04 Akiba Electronics Institute Llc Method and apparatus for accommodating primary content audio and secondary content remaining audio capability in the digital audio production process
US6351733B1 (en) 2000-03-02 2002-02-26 Hearing Enhancement Company, Llc Method and apparatus for accommodating primary content audio and secondary content remaining audio capability in the digital audio production process
US20040096065A1 (en) * 2000-05-26 2004-05-20 Vaudrey Michael A. Voice-to-remaining audio (VRA) interactive center channel downmix
JP2005506581A (ja) * 2001-10-19 2005-03-03 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 正弦波モデルパラメータの周波数差分符号化
US7436329B2 (en) * 2003-04-17 2008-10-14 Droplet Technology, Inc. Multiple technique entropy coding system and method
BRPI0515343A8 (pt) * 2004-09-17 2016-11-29 Koninklijke Philips Electronics Nv Codificador e decodificador de áudio, métodos de codificar um sinal de áudio e de decodificar um sinal de áudio codificado, sinal de áudio codificado, meio de armazenamento, dispositivo, e, código de programa legível por computador
WO2008045846A1 (en) 2006-10-10 2008-04-17 Qualcomm Incorporated Method and apparatus for encoding and decoding audio signals
CN101025918B (zh) * 2007-01-19 2011-06-29 清华大学 一种语音/音乐双模编解码无缝切换方法
ATE500588T1 (de) 2008-01-04 2011-03-15 Dolby Sweden Ab Audiokodierer und -dekodierer
BR112012026324B1 (pt) 2010-04-13 2021-08-17 Fraunhofer - Gesellschaft Zur Förderung Der Angewandten Forschung E. V Codificador de aúdio ou vídeo, decodificador de aúdio ou vídeo e métodos relacionados para o processamento do sinal de aúdio ou vídeo de múltiplos canais usando uma direção de previsão variável
PL2676268T3 (pl) 2011-02-14 2015-05-29 Fraunhofer Ges Forschung Urządzenie i sposób przetwarzania zdekodowanego sygnału audio w domenie widmowej
BR112013020324B8 (pt) 2011-02-14 2022-02-08 Fraunhofer Ges Forschung Aparelho e método para supressão de erro em fala unificada de baixo atraso e codificação de áudio
TWI488176B (zh) * 2011-02-14 2015-06-11 Fraunhofer Ges Forschung 音訊信號音軌脈衝位置之編碼與解碼技術
ES2535609T3 (es) 2011-02-14 2015-05-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codificador de audio con estimación de ruido de fondo durante fases activas
EP4243017A3 (en) 2011-02-14 2023-11-08 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method decoding an audio signal using an aligned look-ahead portion
AU2012217158B2 (en) 2011-02-14 2014-02-27 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Information signal representation using lapped transform
PL2676266T3 (pl) 2011-02-14 2015-08-31 Fraunhofer Ges Forschung Układ kodowania na bazie predykcji liniowej wykorzystujący kształtowanie szumu w dziedzinie widmowej
PT2676267T (pt) 2011-02-14 2017-09-26 Fraunhofer Ges Forschung Codificação e descodificação de posições de pulso de faixas de um sinal de áudio
CN103493129B (zh) 2011-02-14 2016-08-10 弗劳恩霍夫应用研究促进协会 用于使用瞬态检测及质量结果将音频信号的部分编码的装置与方法
CN103811011B (zh) * 2012-11-02 2017-05-17 富士通株式会社 音频弦波检测方法和装置
EP2830061A1 (en) 2013-07-22 2015-01-28 Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding and decoding an encoded audio signal using temporal noise/patch shaping
CN104347082B (zh) * 2013-07-24 2017-10-24 富士通株式会社 弦波帧检测方法和设备以及音频编码方法和设备
US9753288B2 (en) 2014-01-21 2017-09-05 Osterhout Group, Inc. See-through computer display systems
ES2738723T3 (es) * 2014-05-01 2020-01-24 Nippon Telegraph & Telephone Dispositivo de generación de secuencia envolvente combinada periódica, método de generación de secuencia envolvente combinada periódica, programa de generación de secuencia envolvente combinada periódica y soporte de registro
CN110855673B (zh) * 2019-11-15 2021-08-24 成都威爱新经济技术研究院有限公司 一种复杂多媒体数据传输及处理方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2605306C2 (de) * 1976-02-11 1983-09-08 Standard Elektrik Lorenz Ag, 7000 Stuttgart Verfahren und Schaltungsanordnung zum störungsfreien Empfang des Basisbandes eines Basisband-Vocoders
GB8421498D0 (en) * 1984-08-24 1984-09-26 British Telecomm Frequency domain speech coding
EP0178608B1 (en) * 1984-10-17 1993-12-29 Ericsson GE Mobile Communications Inc. Subband encoding method and apparatus
IT1184023B (it) * 1985-12-17 1987-10-22 Cselt Centro Studi Lab Telecom Procedimento e dispositivo per la codifica e decodifica del segnale vocale mediante analisi a sottobande e quantizzazione vettorariale con allocazione dinamica dei bit di codifica
JPS62234435A (ja) * 1986-04-04 1987-10-14 Kokusai Denshin Denwa Co Ltd <Kdd> 符号化音声の復号化方式
EP0243562B1 (en) * 1986-04-30 1992-01-29 International Business Machines Corporation Improved voice coding process and device for implementing said process
DE3871369D1 (de) * 1988-03-08 1992-06-25 Ibm Verfahren und einrichtung zur sprachkodierung mit niedriger datenrate.
IT1232084B (it) * 1989-05-03 1992-01-23 Cselt Centro Studi Lab Telecom Sistema di codifica per segnali audio a banda allargata

Also Published As

Publication number Publication date
JP3898218B2 (ja) 2007-03-28
CA2150926C (en) 2003-04-15
FI952858A0 (fi) 1995-06-09
CN1326269A (zh) 2001-12-12
JPH08505030A (ja) 1996-05-28
MY112253A (en) 2001-05-31
RU2144261C1 (ru) 2000-01-10
KR100361236B1 (ko) 2003-03-06
CA2150926A1 (en) 1995-04-20
CN1116022A (zh) 1996-01-31
FI952858A (fi) 1995-06-09
EP0673566A1 (en) 1995-09-27
CN1080036C (zh) 2002-02-27
US5808569A (en) 1998-09-15
BE1007617A3 (nl) 1995-08-22
WO1995010890A1 (en) 1995-04-20
SG55182A1 (en) 1999-04-27
CN1210873C (zh) 2005-07-13
KR950704864A (ko) 1995-11-20

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