AT405346B - 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 PDFInfo
- Publication number
- AT405346B AT405346B AT0093596A AT93596A AT405346B AT 405346 B AT405346 B AT 405346B AT 0093596 A AT0093596 A AT 0093596A AT 93596 A AT93596 A AT 93596A AT 405346 B AT405346 B AT 405346B
- Authority
- AT
- Austria
- Prior art keywords
- period
- frame
- speech
- transmission
- periods
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 title claims description 97
- 238000000034 method Methods 0.000 title claims description 72
- 238000012935 Averaging Methods 0.000 claims description 44
- 230000001914 calming effect Effects 0.000 claims description 29
- 230000008569 process Effects 0.000 claims description 27
- 238000013139 quantization Methods 0.000 claims description 26
- 238000004891 communication Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 4
- 206010027339 Menstruation irregular Diseases 0.000 claims description 2
- 230000003044 adaptive effect Effects 0.000 claims description 2
- 239000013598 vector Substances 0.000 description 22
- 230000006870 function Effects 0.000 description 11
- 238000004422 calculation algorithm Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 10
- 238000004364 calculation method Methods 0.000 description 9
- 230000003595 spectral effect Effects 0.000 description 9
- 238000012545 processing Methods 0.000 description 6
- 230000005284 excitation Effects 0.000 description 5
- 238000012937 correction Methods 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 4
- 230000002441 reversible effect Effects 0.000 description 3
- 108010023321 Factor VII Proteins 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 238000012549 training Methods 0.000 description 1
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
Landscapes
- 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)
Applications Claiming Priority (1)
| 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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA93596A ATA93596A (de) | 1998-11-15 |
| AT405346B true AT405346B (de) | 1999-07-26 |
Family
ID=8543714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT0093596A AT405346B (de) | 1995-06-30 | 1996-05-29 | Verfahren zum herleiten der nachwirkperiode in einem sprachdecodierer bei diskontinuierlicher übertragung, sowie sprachcodierer und sender-empfänger |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US5835889A (https=) |
| JP (1) | JP3826185B2 (https=) |
| CN (1) | CN1135759C (https=) |
| AT (1) | AT405346B (https=) |
| AU (1) | AU701220B2 (https=) |
| BR (1) | BR9608734A (https=) |
| CA (1) | CA2222501C (https=) |
| DE (1) | DE19617630B4 (https=) |
| ES (1) | ES2114820B1 (https=) |
| FI (1) | FI105001B (https=) |
| FR (1) | FR2736186B1 (https=) |
| GB (1) | GB2303034B (https=) |
| IT (1) | IT1283133B1 (https=) |
| MX (1) | MX9710357A (https=) |
| RU (1) | RU2158446C2 (https=) |
| SE (1) | SE518907C2 (https=) |
| WO (1) | WO1997002561A1 (https=) |
Families Citing this family (61)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI99066C (fi) * | 1995-01-31 | 1997-09-25 | Nokia Mobile Phones Ltd | Tiedonsiirtomenetelmä |
| FI961568A7 (fi) * | 1996-04-10 | 1997-10-11 | Nokia Telecommunications Oy | Epäjatkuva lähetys analogisessa matkaviestinjärjestelmässä |
| SE507370C2 (sv) * | 1996-09-13 | 1998-05-18 | Ericsson Telefon Ab L M | Metod och anordning för att alstra komfortbrus i linjärprediktiv talavkodare |
| US6269331B1 (en) | 1996-11-14 | 2001-07-31 | Nokia Mobile Phones Limited | Transmission of comfort noise parameters during discontinuous transmission |
| EP0882349A1 (en) * | 1996-11-29 | 1998-12-09 | Koninklijke Philips Electronics N.V. | A telecommunications system, a channel extension protocol, and a radio station |
| EP0882348B1 (en) * | 1996-11-29 | 2005-02-09 | Koninklijke Philips Electronics N.V. | A telecommunications system, a channel selection protocol, and a radio station |
| FI112894B (fi) | 1997-04-10 | 2004-01-30 | Nokia Corp | Menetelmä kehysvirhetodennäköisyyden pienentämiseksi tietokehysmuotoisessa tiedonsiirrossa |
| WO1999003296A1 (en) * | 1997-07-14 | 1999-01-21 | Hughes Electronics Corporation | Immediate channel assignment in a wireless system |
| US6347081B1 (en) * | 1997-08-25 | 2002-02-12 | Telefonaktiebolaget L M Ericsson (Publ) | Method for power reduced transmission of speech inactivity |
| US6545989B1 (en) * | 1998-02-19 | 2003-04-08 | Qualcomm Incorporated | Transmit gating in a wireless communication system |
| FI105634B (fi) | 1998-04-30 | 2000-09-15 | Nokia Mobile Phones Ltd | Menetelmä videokuvien siirtämiseksi, tiedonsiirtojärjestelmä ja multimediapäätelaite |
| FI981508A7 (fi) | 1998-06-30 | 1999-12-31 | Nokia Corp | 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 |
| FI106906B (fi) * | 1998-09-09 | 2001-04-30 | Nokia Networks Oy | Lähetysmenetelmä ja radiojärjestelmä |
| FI982490A0 (fi) | 1998-11-18 | 1998-11-18 | Nokia Corp | Menetelmä ja järjestelmä viestintää varten |
| JP2000172283A (ja) * | 1998-12-01 | 2000-06-23 | Nec Corp | 有音検出方式及び方法 |
| US7423983B1 (en) * | 1999-09-20 | 2008-09-09 | Broadcom Corporation | Voice and data exchange over a packet based network |
| GB9908805D0 (en) | 1999-04-16 | 1999-06-09 | Nokia Telecommunications Oy | A method of transmitting |
| WO2000064075A1 (en) * | 1999-04-16 | 2000-10-26 | Nokia Networks Oy | Discontinuous transmission cdma system |
| US6381568B1 (en) * | 1999-05-05 | 2002-04-30 | The United States Of America As Represented By The National Security Agency | Method of transmitting speech using discontinuous transmission and comfort noise |
| JP3451998B2 (ja) * | 1999-05-31 | 2003-09-29 | 日本電気株式会社 | 無音声符号化を含む音声符号化・復号装置、復号化方法及びプログラムを記録した記録媒体 |
| US6370392B1 (en) * | 1999-09-13 | 2002-04-09 | Nortel Networks Limited | Method and system for detecting discontinuous transmission mode |
| FR1094446T (fr) * | 1999-10-18 | 2007-01-05 | Lucent Technologies Inc | Enregistrement de la parole avec compression du silence et génération de bruit de confort pour appareil de communication digitale |
| 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 |
| WO2006104555A2 (en) * | 2005-03-24 | 2006-10-05 | Mindspeed Technologies, Inc. | Adaptive noise state update 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 |
| 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 |
| US20060217972A1 (en) * | 2005-03-28 | 2006-09-28 | Tellabs Operations, Inc. | Method and apparatus for modifying an encoded signal |
| 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 |
| KR101103605B1 (ko) * | 2007-04-30 | 2012-01-09 | 노키아 지멘스 네트웍스 오와이 | 자도프-추, 수정된 자도프-추, 및 블록-방식 확산 시퀀스들에 대한 조정된 순환 시프트 및 시퀀스 호핑 |
| 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 |
| DE102008009720A1 (de) * | 2008-02-19 | 2009-08-20 | Siemens Enterprise Communications Gmbh & Co. Kg | Verfahren und Mittel zur Dekodierung von Hintergrundrauschinformationen |
| DE102008009719A1 (de) * | 2008-02-19 | 2009-08-20 | Siemens Enterprise Communications Gmbh & Co. Kg | Verfahren und Mittel zur Enkodierung 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 |
| MY154452A (en) | 2008-07-11 | 2015-06-15 | Fraunhofer Ges Forschung | An apparatus and a method for decoding an encoded audio signal |
| 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 |
| 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 |
| EP3141059B1 (en) * | 2014-05-08 | 2018-02-28 | Telefonaktiebolaget LM Ericsson (publ) | Detecting a silence period status in a user equipment |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0653927A (ja) * | 1992-07-31 | 1994-02-25 | Nec Corp | Ｄｓｉ装置 |
Family Cites Families (11)
| 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 |
| 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 |
| US5410632A (en) * | 1991-12-23 | 1995-04-25 | Motorola, Inc. | Variable hangover time in a voice activity detector |
| US5239557A (en) * | 1992-04-10 | 1993-08-24 | Ericsson/Ge Mobile Communications | Discountinuous CDMA reception |
| JP2897551B2 (ja) * | 1992-10-12 | 1999-05-31 | 日本電気株式会社 | 音声復号化装置 |
| SE501981C2 (sv) * | 1993-11-02 | 1995-07-03 | Ericsson Telefon Ab L M | Förfarande och anordning för diskriminering mellan stationära och icke stationära signaler |
| JP3182032B2 (ja) * | 1993-12-10 | 2001-07-03 | 株式会社日立国際電気 | 音声符号化通信方式及びその装置 |
| US5615298A (en) * | 1994-03-14 | 1997-03-25 | Lucent Technologies Inc. | Excitation signal synthesis during frame erasure or packet loss |
| GB2288102B (en) * | 1994-03-23 | 1997-10-08 | Motorola Ltd | Mobile radio with transmit command control and mobile radio system |
| US6889187B2 (en) * | 2000-12-28 | 2005-05-03 | Nortel Networks Limited | Method and apparatus for improved voice activity detection in a packet voice network |
-
1995
- 1995-06-30 FI FI953252A patent/FI105001B/fi not_active IP Right Cessation
-
1996
- 1996-05-02 DE DE19617630A patent/DE19617630B4/de not_active Expired - Lifetime
- 1996-05-29 AT AT0093596A patent/AT405346B/de not_active IP Right Cessation
- 1996-05-30 ES ES09601195A patent/ES2114820B1/es not_active Expired - Fee Related
- 1996-06-05 SE SE9602230A patent/SE518907C2/sv not_active IP Right Cessation
- 1996-06-12 IT IT96MI001200A patent/IT1283133B1/it active IP Right Grant
- 1996-06-19 GB GB9612833A patent/GB2303034B/en not_active Expired - Lifetime
- 1996-06-25 FR FR9607841A patent/FR2736186B1/fr not_active Expired - Lifetime
- 1996-06-26 CN CNB961951761A patent/CN1135759C/zh not_active Expired - Lifetime
- 1996-06-26 RU RU98101723/09A patent/RU2158446C2/ru active
- 1996-06-26 WO PCT/FI1996/000369 patent/WO1997002561A1/en not_active Ceased
- 1996-06-26 AU AU62260/96A patent/AU701220B2/en not_active Expired
- 1996-06-26 CA CA002222501A patent/CA2222501C/en not_active Expired - Lifetime
- 1996-06-26 JP JP50484897A patent/JP3826185B2/ja not_active Expired - Lifetime
- 1996-06-26 BR BR9608734A patent/BR9608734A/pt not_active IP Right Cessation
- 1996-06-28 US US08/672,932 patent/US5835889A/en not_active Expired - Lifetime
-
1997
- 1997-12-18 MX MX9710357A patent/MX9710357A/es unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0653927A (ja) * | 1992-07-31 | 1994-02-25 | Nec Corp | Ｄｓｉ装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| ITMI961200A1 (it) | 1997-12-12 |
| GB2303034A (en) | 1997-02-05 |
| BR9608734A (pt) | 1999-07-06 |
| CN1135759C (zh) | 2004-01-21 |
| IT1283133B1 (it) | 1998-04-07 |
| FI953252A0 (fi) | 1995-06-30 |
| WO1997002561A1 (en) | 1997-01-23 |
| RU2158446C2 (ru) | 2000-10-27 |
| CN1189911A (zh) | 1998-08-05 |
| GB9612833D0 (en) | 1996-08-21 |
| SE9602230D0 (sv) | 1996-06-05 |
| SE518907C2 (sv) | 2002-12-03 |
| JP3826185B2 (ja) | 2006-09-27 |
| US5835889A (en) | 1998-11-10 |
| FI105001B (fi) | 2000-05-15 |
| AU6226096A (en) | 1997-02-05 |
| CA2222501C (en) | 2002-04-23 |
| SE9602230L (sv) | 1996-12-31 |
| JPH11514168A (ja) | 1999-11-30 |
| FR2736186B1 (fr) | 1999-02-12 |
| FR2736186A1 (fr) | 1997-01-03 |
| MX9710357A (es) | 1998-07-31 |
| ATA93596A (de) | 1998-11-15 |
| GB2303034B (en) | 2000-01-26 |
| DE19617630A1 (de) | 1997-01-02 |
| ITMI961200A0 (https=) | 1996-06-12 |
| AU701220B2 (en) | 1999-01-21 |
| DE19617630B4 (de) | 2005-12-08 |
| ES2114820A1 (es) | 1998-06-01 |
| CA2222501A1 (en) | 1997-01-23 |
| ES2114820B1 (es) | 1999-01-16 |
| FI953252A7 (fi) | 1996-12-31 |
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