ATE263998T1 - Kodierung eines verbesserungsmerkmals zur leistungsverbesserung in der kodierung von kommunikationssignalen - Google Patents
Kodierung eines verbesserungsmerkmals zur leistungsverbesserung in der kodierung von kommunikationssignalenInfo
- Publication number
- ATE263998T1 ATE263998T1 AT99964839T AT99964839T ATE263998T1 AT E263998 T1 ATE263998 T1 AT E263998T1 AT 99964839 T AT99964839 T AT 99964839T AT 99964839 T AT99964839 T AT 99964839T AT E263998 T1 ATE263998 T1 AT E263998T1
- Authority
- AT
- Austria
- Prior art keywords
- coding
- signal
- primary coded
- communication signals
- improve performance
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/16—Vocoder architecture
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/0212—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders using orthogonal transformation
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/216,339 US6182030B1 (en) | 1998-12-18 | 1998-12-18 | Enhanced coding to improve coded communication signals |
PCT/SE1999/002289 WO2000038178A1 (en) | 1998-12-18 | 1999-12-07 | Coded enhancement feature for improved performance in coding communication signals |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE263998T1 true ATE263998T1 (de) | 2004-04-15 |
Family
ID=22806660
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT99964839T ATE263998T1 (de) | 1998-12-18 | 1999-12-07 | Kodierung eines verbesserungsmerkmals zur leistungsverbesserung in der kodierung von kommunikationssignalen |
Country Status (8)
Country | Link |
---|---|
US (1) | US6182030B1 (de) |
EP (1) | EP1141946B1 (de) |
JP (1) | JP2002533963A (de) |
CN (1) | CN1334952A (de) |
AT (1) | ATE263998T1 (de) |
AU (1) | AU3088200A (de) |
DE (1) | DE69916321T2 (de) |
WO (1) | WO2000038178A1 (de) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW439368B (en) * | 1998-05-14 | 2001-06-07 | Koninkl Philips Electronics Nv | Transmission system using an improved signal encoder and decoder |
US7072832B1 (en) * | 1998-08-24 | 2006-07-04 | Mindspeed Technologies, Inc. | System for speech encoding having an adaptive encoding arrangement |
US6581032B1 (en) * | 1999-09-22 | 2003-06-17 | Conexant Systems, Inc. | Bitstream protocol for transmission of encoded voice signals |
US6604070B1 (en) * | 1999-09-22 | 2003-08-05 | Conexant Systems, Inc. | System of encoding and decoding speech signals |
EP1199812A1 (de) * | 2000-10-20 | 2002-04-24 | Telefonaktiebolaget Lm Ericsson | Kodierung der akustischen Signale mit Verbesserung der Wahrnehmung |
EP1199711A1 (de) * | 2000-10-20 | 2002-04-24 | Telefonaktiebolaget Lm Ericsson | Kodierung von Audiosignalen unter Verwendung von Vergrösserung der Bandbreite |
US7606703B2 (en) * | 2000-11-15 | 2009-10-20 | Texas Instruments Incorporated | Layered celp system and method with varying perceptual filter or short-term postfilter strengths |
JP4010949B2 (ja) * | 2001-02-19 | 2007-11-21 | 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 | 主信号のビットストリーム中に副信号を埋め込む方法 |
US7272555B2 (en) * | 2001-09-13 | 2007-09-18 | Industrial Technology Research Institute | Fine granularity scalability speech coding for multi-pulses CELP-based algorithm |
CA2392640A1 (en) * | 2002-07-05 | 2004-01-05 | Voiceage Corporation | A method and device for efficient in-based dim-and-burst signaling and half-rate max operation in variable bit-rate wideband speech coding for cdma wireless systems |
US7672838B1 (en) * | 2003-12-01 | 2010-03-02 | The Trustees Of Columbia University In The City Of New York | Systems and methods for speech recognition using frequency domain linear prediction polynomials to form temporal and spectral envelopes from frequency domain representations of signals |
US6980933B2 (en) * | 2004-01-27 | 2005-12-27 | Dolby Laboratories Licensing Corporation | Coding techniques using estimated spectral magnitude and phase derived from MDCT coefficients |
CN1989546B (zh) * | 2004-07-20 | 2011-07-13 | 松下电器产业株式会社 | 语音编码装置和语音编码方法 |
US20060217972A1 (en) * | 2005-03-28 | 2006-09-28 | Tellabs Operations, Inc. | Method and apparatus for modifying an encoded signal |
US20070160154A1 (en) * | 2005-03-28 | 2007-07-12 | Sukkar Rafid A | Method and apparatus for injecting comfort noise in a communications signal |
US7490036B2 (en) | 2005-10-20 | 2009-02-10 | Motorola, Inc. | Adaptive equalizer for a coded speech signal |
US7590523B2 (en) * | 2006-03-20 | 2009-09-15 | Mindspeed Technologies, Inc. | Speech post-processing using MDCT coefficients |
US8515767B2 (en) | 2007-11-04 | 2013-08-20 | Qualcomm Incorporated | Technique for encoding/decoding of codebook indices for quantized MDCT spectrum in scalable speech and audio codecs |
DE102008037156A1 (de) * | 2008-08-08 | 2010-02-18 | Audi Ag | Verfahren und eine Vorrichtung zur Reinigung eines Abgasstroms einer magerlauffähigen Brennkraftmaschine |
EP2246845A1 (de) * | 2009-04-21 | 2010-11-03 | Siemens Medical Instruments Pte. Ltd. | Verfahren und akustische Signalverarbeitungsvorrichtung zur Schätzung von linearen prädiktiven Kodierungskoeffizienten |
WO2010138309A1 (en) | 2009-05-26 | 2010-12-02 | Dolby Laboratories Licensing Corporation | Audio signal dynamic equalization processing control |
WO2010138311A1 (en) | 2009-05-26 | 2010-12-02 | Dolby Laboratories Licensing Corporation | Equalization profiles for dynamic equalization of audio data |
US8565811B2 (en) * | 2009-08-04 | 2013-10-22 | Microsoft Corporation | Software-defined radio using multi-core processor |
US9753884B2 (en) * | 2009-09-30 | 2017-09-05 | Microsoft Technology Licensing, Llc | Radio-control board for software-defined radio platform |
US8627189B2 (en) * | 2009-12-03 | 2014-01-07 | Microsoft Corporation | High performance digital signal processing in software radios |
US20110136439A1 (en) * | 2009-12-04 | 2011-06-09 | Microsoft Corporation | Analyzing Wireless Technologies Based On Software-Defined Radio |
DE102010006573B4 (de) * | 2010-02-02 | 2012-03-15 | Rohde & Schwarz Gmbh & Co. Kg | IQ-Datenkompression für Breitbandanwendungen |
JP5276047B2 (ja) * | 2010-04-30 | 2013-08-28 | 株式会社エヌ・ティ・ティ・ドコモ | 移動端末装置 |
CN103503375B (zh) | 2011-05-04 | 2017-05-03 | 微软技术许可有限责任公司 | 基站频谱分配 |
JP6106176B2 (ja) | 2011-09-14 | 2017-03-29 | ブルックス オートメーション インコーポレイテッド | ロードステーション |
US8989286B2 (en) | 2011-11-10 | 2015-03-24 | Microsoft Corporation | Mapping a transmission stream in a virtual baseband to a physical baseband with equalization |
US9438652B2 (en) | 2013-04-15 | 2016-09-06 | Opentv, Inc. | Tiered content streaming |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4720861A (en) * | 1985-12-24 | 1988-01-19 | Itt Defense Communications A Division Of Itt Corporation | Digital speech coding circuit |
US5206884A (en) | 1990-10-25 | 1993-04-27 | Comsat | Transform domain quantization technique for adaptive predictive coding |
IT1241358B (it) | 1990-12-20 | 1994-01-10 | Sip | Sistema di codifica del segnale vocale con sottocodice annidato |
DK0520068T3 (da) * | 1991-01-08 | 1996-07-15 | Dolby Ray Milton | Koder/dekoder for flerdimensionale lydfelter |
ES2166355T3 (es) | 1991-06-11 | 2002-04-16 | Qualcomm Inc | Vocodificador de velocidad variable. |
US5495555A (en) | 1992-06-01 | 1996-02-27 | Hughes Aircraft Company | High quality low bit rate celp-based speech codec |
US5327520A (en) | 1992-06-04 | 1994-07-05 | At&T Bell Laboratories | Method of use of voice message coder/decoder |
DE69526926T2 (de) | 1994-02-01 | 2003-01-02 | Qualcomm Inc | Lineare vorhersage durch impulsanregung |
US5574825A (en) * | 1994-03-14 | 1996-11-12 | Lucent Technologies Inc. | Linear prediction coefficient generation during frame erasure or packet loss |
US5684920A (en) | 1994-03-17 | 1997-11-04 | Nippon Telegraph And Telephone | Acoustic signal transform coding method and decoding method having a high efficiency envelope flattening method therein |
JPH08272395A (ja) | 1995-03-31 | 1996-10-18 | Nec Corp | 音声符号化装置 |
CA2218217C (en) * | 1996-02-15 | 2004-12-07 | Philips Electronics N.V. | Reduced complexity signal transmission system |
-
1998
- 1998-12-18 US US09/216,339 patent/US6182030B1/en not_active Expired - Lifetime
-
1999
- 1999-12-07 WO PCT/SE1999/002289 patent/WO2000038178A1/en active IP Right Grant
- 1999-12-07 CN CN99816255.8A patent/CN1334952A/zh active Pending
- 1999-12-07 JP JP2000590163A patent/JP2002533963A/ja active Pending
- 1999-12-07 DE DE69916321T patent/DE69916321T2/de not_active Expired - Lifetime
- 1999-12-07 AU AU30882/00A patent/AU3088200A/en not_active Abandoned
- 1999-12-07 EP EP99964839A patent/EP1141946B1/de not_active Expired - Lifetime
- 1999-12-07 AT AT99964839T patent/ATE263998T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP1141946B1 (de) | 2004-04-07 |
CN1334952A (zh) | 2002-02-06 |
DE69916321D1 (de) | 2004-05-13 |
WO2000038178A1 (en) | 2000-06-29 |
EP1141946A1 (de) | 2001-10-10 |
US6182030B1 (en) | 2001-01-30 |
JP2002533963A (ja) | 2002-10-08 |
DE69916321T2 (de) | 2005-03-17 |
AU3088200A (en) | 2000-07-12 |
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Legal Events
Date | Code | Title | Description |
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RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |