AR023121A1 - Metodo para determinar la escala compensada de un cuantificador, sistema de comunicacion digital, aparato y estacion de telecomunicacion para el uso condicho sistema - Google Patents
Metodo para determinar la escala compensada de un cuantificador, sistema de comunicacion digital, aparato y estacion de telecomunicacion para el uso condicho sistemaInfo
- Publication number
- AR023121A1 AR023121A1 ARP000101268A ARP000101268A AR023121A1 AR 023121 A1 AR023121 A1 AR 023121A1 AR P000101268 A ARP000101268 A AR P000101268A AR P000101268 A ARP000101268 A AR P000101268A AR 023121 A1 AR023121 A1 AR 023121A1
- Authority
- AR
- Argentina
- Prior art keywords
- quantifier
- digital communication
- communication system
- determining
- telecommunication station
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 230000003044 adaptive effect Effects 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/083—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being an excitation gain
Landscapes
- Engineering & Computer Science (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
Método para determinar la escala compensada de un cuantificador, sistema de comunicacion digital, aparato y estacion de telecomunicacion para el uso condicho sistema. La presente reduce los impulsos de prediccion de error utilizando un calculador depromedio de ganancia, un detector de impulso, un medio dedecision de clasificacion de senal y un compensador de senal en donde la escala compensada de un cuantificador termina en un proceso de codificado/decodificadoen una transmision del tipo VBD por medio del uso de un algoritmo vectorial del tipo predictivo no adaptable lineal.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IL12975299A IL129752A (en) | 1999-05-04 | 1999-05-04 | Telecommunication method and system for using same |
Publications (1)
Publication Number | Publication Date |
---|---|
AR023121A1 true AR023121A1 (es) | 2002-09-04 |
Family
ID=11072761
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP000101268A AR023121A1 (es) | 1999-05-04 | 2000-03-22 | Metodo para determinar la escala compensada de un cuantificador, sistema de comunicacion digital, aparato y estacion de telecomunicacion para el uso condicho sistema |
Country Status (11)
Country | Link |
---|---|
US (1) | US6424940B1 (es) |
EP (1) | EP1058237A3 (es) |
JP (1) | JP2000349645A (es) |
CN (1) | CN1218501C (es) |
AR (1) | AR023121A1 (es) |
AU (1) | AU767450B2 (es) |
BR (1) | BR0002081A (es) |
IL (1) | IL129752A (es) |
PL (1) | PL338826A1 (es) |
RU (1) | RU2249860C2 (es) |
SG (1) | SG90114A1 (es) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE522261C2 (sv) * | 2000-05-10 | 2004-01-27 | Global Ip Sound Ab | Kodning och avkodning av en digital signal |
US7487083B1 (en) * | 2000-07-13 | 2009-02-03 | Alcatel-Lucent Usa Inc. | Method and apparatus for discriminating speech from voice-band data in a communication network |
JP2002055699A (ja) * | 2000-08-10 | 2002-02-20 | Mitsubishi Electric Corp | 音声符号化装置および音声符号化方法 |
US6834293B2 (en) * | 2001-06-15 | 2004-12-21 | Hitachi, Ltd. | Vector scaling system for G.728 annex G |
US7221684B1 (en) | 2002-01-08 | 2007-05-22 | Cisco Technology, Inc. | Increasing network efficiency using packet compression and decompression |
KR100486732B1 (ko) * | 2003-02-19 | 2005-05-03 | 삼성전자주식회사 | 블럭제한된 트렐리스 부호화 양자화방법과 음성부호화시스템에있어서 이를 채용한 라인스펙트럼주파수 계수양자화방법 및 장치 |
US20040179555A1 (en) * | 2003-03-11 | 2004-09-16 | Cisco Technology, Inc. | System and method for compressing data in a communications environment |
KR100480341B1 (ko) * | 2003-03-13 | 2005-03-31 | 한국전자통신연구원 | 광대역 저전송률 음성 신호의 부호화기 |
US7733793B1 (en) | 2003-12-10 | 2010-06-08 | Cisco Technology, Inc. | System and method for suppressing silence data in a network environment |
US7366260B2 (en) * | 2004-05-21 | 2008-04-29 | Benq Corporation | Efficient MLSE equalizer implementation |
US20060182131A1 (en) * | 2005-01-21 | 2006-08-17 | L-3 Communications Corporation | Gateway interface control |
CN101043759B (zh) * | 2006-03-24 | 2010-12-08 | 华为技术有限公司 | 一种通过话带数据vbd方式实现数据业务的方法及其系统 |
US8209190B2 (en) * | 2007-10-25 | 2012-06-26 | Motorola Mobility, Inc. | Method and apparatus for generating an enhancement layer within an audio coding system |
US8442837B2 (en) * | 2009-12-31 | 2013-05-14 | Motorola Mobility Llc | Embedded speech and audio coding using a switchable model core |
EP2360681A1 (en) * | 2010-01-15 | 2011-08-24 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for extracting a direct/ambience signal from a downmix signal and spatial parametric information |
KR101726738B1 (ko) * | 2010-12-01 | 2017-04-13 | 삼성전자주식회사 | 음성처리장치 및 그 방법 |
CN102164023A (zh) * | 2011-03-31 | 2011-08-24 | 复旦大学 | 自适应动态量化ldpc码译码方法 |
US9449607B2 (en) | 2012-01-06 | 2016-09-20 | Qualcomm Incorporated | Systems and methods for detecting overflow |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4677423A (en) | 1986-01-06 | 1987-06-30 | American Telephone & Telegraph, At&T Bell Laboratories | ADPCM coder-decoder including partial band energy transition detection |
US4969192A (en) | 1987-04-06 | 1990-11-06 | Voicecraft, Inc. | Vector adaptive predictive coder for speech and audio |
US5327520A (en) | 1992-06-04 | 1994-07-05 | At&T Bell Laboratories | Method of use of voice message coder/decoder |
US5381512A (en) * | 1992-06-24 | 1995-01-10 | Moscom Corporation | Method and apparatus for speech feature recognition based on models of auditory signal processing |
GB2269076B (en) * | 1992-07-24 | 1996-01-17 | Kokusai Electric Co Ltd | Speech coding transmission system and coder and decoder therefor |
CA2135629C (en) | 1993-03-26 | 2000-02-08 | Ira A. Gerson | Multi-segment vector quantizer for a speech coder suitable for use in a radiotelephone |
JPH09319397A (ja) * | 1996-05-28 | 1997-12-12 | Sony Corp | ディジタル信号処理装置 |
US5960389A (en) * | 1996-11-15 | 1999-09-28 | Nokia Mobile Phones Limited | Methods for generating comfort noise during discontinuous transmission |
US6173257B1 (en) * | 1998-08-24 | 2001-01-09 | Conexant Systems, Inc | Completed fixed codebook for speech encoder |
-
1999
- 1999-05-04 IL IL12975299A patent/IL129752A/xx not_active IP Right Cessation
-
2000
- 2000-02-22 AU AU18484/00A patent/AU767450B2/en not_active Ceased
- 2000-02-25 US US09/512,386 patent/US6424940B1/en not_active Expired - Fee Related
- 2000-03-06 PL PL00338826A patent/PL338826A1/xx unknown
- 2000-03-17 SG SG200001554A patent/SG90114A1/en unknown
- 2000-03-22 AR ARP000101268A patent/AR023121A1/es not_active Application Discontinuation
- 2000-04-20 EP EP00303369A patent/EP1058237A3/en not_active Withdrawn
- 2000-04-25 JP JP2000124315A patent/JP2000349645A/ja active Pending
- 2000-04-30 CN CN001082388A patent/CN1218501C/zh not_active Expired - Fee Related
- 2000-05-03 RU RU2000111437/09A patent/RU2249860C2/ru not_active IP Right Cessation
- 2000-05-04 BR BR0002081-8A patent/BR0002081A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
RU2249860C2 (ru) | 2005-04-10 |
CN1272728A (zh) | 2000-11-08 |
BR0002081A (pt) | 2001-01-02 |
JP2000349645A (ja) | 2000-12-15 |
SG90114A1 (en) | 2002-07-23 |
US6424940B1 (en) | 2002-07-23 |
AU1848400A (en) | 2000-11-09 |
AU767450B2 (en) | 2003-11-13 |
IL129752A0 (en) | 2000-02-29 |
IL129752A (en) | 2003-01-12 |
EP1058237A2 (en) | 2000-12-06 |
CN1218501C (zh) | 2005-09-07 |
PL338826A1 (en) | 2000-11-06 |
EP1058237A3 (en) | 2004-01-28 |
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