DE19617630B4 - Verfahren zum Herleiten der Nachwirkperiode in einem Sprachdecodierer bei diskontinuierlicher Übertragung, sowie Sprachcodierer und Sender-Empfänger - Google Patents

Verfahren zum Herleiten der Nachwirkperiode in einem Sprachdecodierer bei diskontinuierlicher Übertragung, sowie Sprachcodierer und Sender-Empfänger Download PDF

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Publication number
DE19617630B4
DE19617630B4 DE19617630A DE19617630A DE19617630B4 DE 19617630 B4 DE19617630 B4 DE 19617630B4 DE 19617630 A DE19617630 A DE 19617630A DE 19617630 A DE19617630 A DE 19617630A DE 19617630 B4 DE19617630 B4 DE 19617630B4
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Germany
Prior art keywords
period
frame
speech
frames
transmission
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
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DE19617630A
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German (de)
English (en)
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DE19617630A1 (de
Inventor
Pekka Kapanen
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Nokia Technologies Oy
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Nokia Mobile Phones Ltd
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Application filed by Nokia Mobile Phones Ltd filed Critical Nokia Mobile Phones Ltd
Publication of DE19617630A1 publication Critical patent/DE19617630A1/de
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Publication of DE19617630B4 publication Critical patent/DE19617630B4/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Electric Clocks (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
DE19617630A 1995-06-30 1996-05-02 Verfahren zum Herleiten der Nachwirkperiode in einem Sprachdecodierer bei diskontinuierlicher Übertragung, sowie Sprachcodierer und Sender-Empfänger Expired - Lifetime DE19617630B4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI953252A FI105001B (fi) 1995-06-30 1995-06-30 Menetelmä odotusajan selvittämiseksi puhedekooderissa epäjatkuvassa lähetyksessä ja puhedekooderi sekä lähetin-vastaanotin
FI953252 1995-06-30

Publications (2)

Publication Number Publication Date
DE19617630A1 DE19617630A1 (de) 1997-01-02
DE19617630B4 true DE19617630B4 (de) 2005-12-08

Family

ID=8543714

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19617630A Expired - Lifetime DE19617630B4 (de) 1995-06-30 1996-05-02 Verfahren zum Herleiten der Nachwirkperiode in einem Sprachdecodierer bei diskontinuierlicher Übertragung, sowie Sprachcodierer und Sender-Empfänger

Country Status (17)

Country Link
US (1) US5835889A (enExample)
JP (1) JP3826185B2 (enExample)
CN (1) CN1135759C (enExample)
AT (1) AT405346B (enExample)
AU (1) AU701220B2 (enExample)
BR (1) BR9608734A (enExample)
CA (1) CA2222501C (enExample)
DE (1) DE19617630B4 (enExample)
ES (1) ES2114820B1 (enExample)
FI (1) FI105001B (enExample)
FR (1) FR2736186B1 (enExample)
GB (1) GB2303034B (enExample)
IT (1) IT1283133B1 (enExample)
MX (1) MX9710357A (enExample)
RU (1) RU2158446C2 (enExample)
SE (1) SE518907C2 (enExample)
WO (1) WO1997002561A1 (enExample)

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FI981508L (fi) 1998-06-30 1999-12-31 Nokia Mobile Phones Ltd Menetelmä, laite ja järjestelmä käyttäjän tilan arvioimiseksi
GB9817292D0 (en) * 1998-08-07 1998-10-07 Nokia Mobile Phones Ltd Digital video coding
FI105635B (fi) * 1998-09-01 2000-09-15 Nokia Mobile Phones Ltd Menetelmä taustakohinainformaation lähettämiseksi tietokehysmuotoisessa tiedonsiirrossa
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FI982490A0 (fi) 1998-11-18 1998-11-18 Nokia Corp Menetelmä ja järjestelmä viestintää varten
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US6370392B1 (en) * 1999-09-13 2002-04-09 Nortel Networks Limited Method and system for detecting discontinuous transmission mode
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US7080009B2 (en) * 2000-05-01 2006-07-18 Motorola, Inc. Method and apparatus for reducing rate determination errors and their artifacts
US7075907B1 (en) 2000-06-06 2006-07-11 Nokia Corporation Method for signalling DTX periods and allocation of new channels in a statistical multiplexed radio interface
US6424637B1 (en) * 2000-06-23 2002-07-23 Motorola, Inc. Method for synchronizing a mobile station to UMTS while operating in GSM dedicated mode
US20020116186A1 (en) * 2000-09-09 2002-08-22 Adam Strauss Voice activity detector for integrated telecommunications processing
US6907030B1 (en) * 2000-10-02 2005-06-14 Telefonaktiebolaget Lm Ericsson (Publ) System and method for decoding multiplexed, packet-based signals in a telecommunications network
US8111689B2 (en) * 2001-01-16 2012-02-07 Nokia Corporation System for uplink scheduling packet based data traffic in wireless system
US20030120484A1 (en) * 2001-06-12 2003-06-26 David Wong Method and system for generating colored comfort noise in the absence of silence insertion description packets
JP4518714B2 (ja) * 2001-08-31 2010-08-04 富士通株式会社 音声符号変換方法
US7746797B2 (en) * 2002-10-09 2010-06-29 Nortel Networks Limited Non-intrusive monitoring of quality levels for voice communications over a packet-based network
EP1424796A1 (en) * 2002-11-29 2004-06-02 Siemens Mobile Communications S.p.A. A method for detecting bursts in a telecommunication system
US7596488B2 (en) * 2003-09-15 2009-09-29 Microsoft Corporation System and method for real-time jitter control and packet-loss concealment in an audio signal
US7412376B2 (en) * 2003-09-10 2008-08-12 Microsoft Corporation System and method for real-time detection and preservation of speech onset in a signal
EP1861846B1 (en) * 2005-03-24 2011-09-07 Mindspeed Technologies, Inc. Adaptive voice mode extension for a voice activity detector
US20060217983A1 (en) * 2005-03-28 2006-09-28 Tellabs Operations, Inc. Method and apparatus for injecting comfort noise in a communications system
US20060217972A1 (en) * 2005-03-28 2006-09-28 Tellabs Operations, Inc. Method and apparatus for modifying an encoded signal
US20060217988A1 (en) * 2005-03-28 2006-09-28 Tellabs Operations, Inc. Method and apparatus for adaptive level control
US20060217970A1 (en) * 2005-03-28 2006-09-28 Tellabs Operations, Inc. Method and apparatus for noise reduction
US20060215683A1 (en) * 2005-03-28 2006-09-28 Tellabs Operations, Inc. Method and apparatus for voice quality enhancement
JP4793539B2 (ja) * 2005-03-29 2011-10-12 日本電気株式会社 符号変換方法及び装置とプログラム並びにその記憶媒体
JP4892900B2 (ja) * 2005-09-13 2012-03-07 ソニー株式会社 情報処理装置、情報記録媒体製造装置、情報記録媒体、および方法、並びにコンピュータ・プログラム
US20080021702A1 (en) * 2006-06-28 2008-01-24 Shaojie Chen Wireless communication apparatus including a mechanism for suppressing uplink noise
RU2319222C1 (ru) * 2006-08-30 2008-03-10 Валерий Юрьевич Тарасов Способ кодирования и декодирования речевого сигнала методом линейного предсказания
RU2360361C2 (ru) * 2006-11-07 2009-06-27 Открытое акционерное общество "Ижевский радиозавод" Способ помехоустойчивого приема и передачи информации по каналу связи с помехами и глубокими замираниями и радиостанция
CN101207534B (zh) * 2006-12-20 2010-04-14 华为技术有限公司 一种信号发送方法以及通讯系统
GB2447299A (en) * 2007-03-09 2008-09-10 Nec Corp Control of discontinuous Rx/Tx in a mobile communication system
RU2475969C9 (ru) 2007-04-30 2013-06-20 Нокиа Сименс Нетворкс Ой Координированный циклический сдвиг и скачкообразная перестройка частоты последовательности для последовательности задова-чу, модифицированной последовательности задова-чу и последовательности поблочного расширения
RU2343629C1 (ru) * 2007-05-02 2009-01-10 Открытое акционерное общество "Концерн "Созвездие" Способ передачи информации
DE102007025223A1 (de) * 2007-05-31 2008-12-04 Süd-Chemie AG Zirkoniumoxid-dotierter VAM-Schalenkatalysator, Verfahren zu dessen Herstellung sowie dessen Verwendung
DE102008009719A1 (de) * 2008-02-19 2009-08-20 Siemens Enterprise Communications Gmbh & Co. Kg Verfahren und Mittel zur Enkodierung von Hintergrundrauschinformationen
DE102008009720A1 (de) * 2008-02-19 2009-08-20 Siemens Enterprise Communications Gmbh & Co. Kg Verfahren und Mittel zur Dekodierung von Hintergrundrauschinformationen
CN101335000B (zh) * 2008-03-26 2010-04-21 华为技术有限公司 编码的方法及装置
RU2536679C2 (ru) 2008-07-11 2014-12-27 Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Передатчик сигнала активации с деформацией по времени, кодер звукового сигнала, способ преобразования сигнала активации с деформацией по времени, способ кодирования звукового сигнала и компьютерные программы
MY154452A (en) 2008-07-11 2015-06-15 Fraunhofer Ges Forschung An apparatus and a method for decoding an encoded audio signal
US8422679B2 (en) 2008-10-17 2013-04-16 Motorola Solutions, Inc. Method and device for sending encryption parameters
EP2612444A4 (en) * 2010-09-02 2014-05-07 Microsoft Corp CREATING AND USING A SUB-CODE BOOK OF A CODE BOOK FOR ERROR-CONTROL CODING
US8751223B2 (en) * 2011-05-24 2014-06-10 Alcatel Lucent Encoded packet selection from a first voice stream to create a second voice stream
AU2014393076B2 (en) * 2014-05-08 2018-08-02 Telefonaktiebolaget Lm Ericsson (Publ) Method, system and device for detecting a SILENCE period status in a user equipment

Citations (8)

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Publication number Priority date Publication date Assignee Title
US4897832A (en) * 1988-01-18 1990-01-30 Oki Electric Industry Co., Ltd. Digital speech interpolation system and speech detector
WO1993013516A1 (en) * 1991-12-23 1993-07-08 Motorola Inc. Variable hangover time in a voice activity detector
EP0565504A1 (en) * 1992-04-10 1993-10-13 Ericsson Inc. Discontinuous CDMA reception
JPH0653927A (ja) * 1992-07-31 1994-02-25 Nec Corp Ｄｓｉ装置
EP0593255A1 (en) * 1992-10-12 1994-04-20 Nec Corporation An arrangement for demodulating speech signals discontinuously transmitted from a mobile unit
GB2285204A (en) * 1993-12-10 1995-06-28 Kokusai Electric Co Ltd Voice coding communication system
GB2288102A (en) * 1994-03-23 1995-10-04 Motorola Ltd Mobile radio with transmit command control
US20020120440A1 (en) * 2000-12-28 2002-08-29 Shude Zhang Method and apparatus for improved voice activity detection in a packet voice network

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GB2256351B (en) * 1991-05-25 1995-07-05 Motorola Inc Enhancement of echo return loss
JP2518765B2 (ja) * 1991-05-31 1996-07-31 国際電気株式会社 音声符号化通信方式及びその装置
SE501981C2 (sv) * 1993-11-02 1995-07-03 Ericsson Telefon Ab L M Förfarande och anordning för diskriminering mellan stationära och icke stationära signaler
US5615298A (en) * 1994-03-14 1997-03-25 Lucent Technologies Inc. Excitation signal synthesis during frame erasure or packet loss

Patent Citations (8)

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Publication number Priority date Publication date Assignee Title
US4897832A (en) * 1988-01-18 1990-01-30 Oki Electric Industry Co., Ltd. Digital speech interpolation system and speech detector
WO1993013516A1 (en) * 1991-12-23 1993-07-08 Motorola Inc. Variable hangover time in a voice activity detector
EP0565504A1 (en) * 1992-04-10 1993-10-13 Ericsson Inc. Discontinuous CDMA reception
JPH0653927A (ja) * 1992-07-31 1994-02-25 Nec Corp Ｄｓｉ装置
EP0593255A1 (en) * 1992-10-12 1994-04-20 Nec Corporation An arrangement for demodulating speech signals discontinuously transmitted from a mobile unit
GB2285204A (en) * 1993-12-10 1995-06-28 Kokusai Electric Co Ltd Voice coding communication system
GB2288102A (en) * 1994-03-23 1995-10-04 Motorola Ltd Mobile radio with transmit command control
US20020120440A1 (en) * 2000-12-28 2002-08-29 Shude Zhang Method and apparatus for improved voice activity detection in a packet voice network

Also Published As

Publication number Publication date
CA2222501C (en) 2002-04-23
FI953252A7 (fi) 1996-12-31
FI953252A0 (fi) 1995-06-30
AU701220B2 (en) 1999-01-21
IT1283133B1 (it) 1998-04-07
RU2158446C2 (ru) 2000-10-27
FR2736186B1 (fr) 1999-02-12
WO1997002561A1 (en) 1997-01-23
ITMI961200A1 (it) 1997-12-12
AU6226096A (en) 1997-02-05
AT405346B (de) 1999-07-26
FI105001B (fi) 2000-05-15
ATA93596A (de) 1998-11-15
GB2303034B (en) 2000-01-26
CA2222501A1 (en) 1997-01-23
ES2114820B1 (es) 1999-01-16
SE518907C2 (sv) 2002-12-03
CN1189911A (zh) 1998-08-05
BR9608734A (pt) 1999-07-06
ITMI961200A0 (enExample) 1996-06-12
JP3826185B2 (ja) 2006-09-27
SE9602230D0 (sv) 1996-06-05
MX9710357A (es) 1998-07-31
US5835889A (en) 1998-11-10
ES2114820A1 (es) 1998-06-01
CN1135759C (zh) 2004-01-21
GB9612833D0 (en) 1996-08-21
DE19617630A1 (de) 1997-01-02
SE9602230L (sv) 1996-12-31
JPH11514168A (ja) 1999-11-30
FR2736186A1 (fr) 1997-01-03
GB2303034A (en) 1997-02-05

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8125 Change of the main classification

Ipc: G10L 19/00

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Representative=s name: BECKER, KURIG, STRAUS, 80336 MUENCHEN

8364 No opposition during term of opposition
R081 Change of applicant/patentee

Owner name: NOKIA TECHNOLOGIES OY, FI

Free format text: FORMER OWNER: NOKIA MOBILE PHONES LTD., SALO, FI

R082 Change of representative

Representative=s name: BECKER, KURIG, STRAUS, DE

R071 Expiry of right