BR9811615B1 - processo e aparelho para reduzir espalhamento em um sinal digital de entrada que inclui uma primeira seqÜÊncia de valores de amostra. - Google Patents

processo e aparelho para reduzir espalhamento em um sinal digital de entrada que inclui uma primeira seqÜÊncia de valores de amostra.

Info

Publication number
BR9811615B1
BR9811615B1 BRPI9811615-0A BR9811615A BR9811615B1 BR 9811615 B1 BR9811615 B1 BR 9811615B1 BR 9811615 A BR9811615 A BR 9811615A BR 9811615 B1 BR9811615 B1 BR 9811615B1
Authority
BR
Brazil
Prior art keywords
sequence
digital signal
sample values
input digital
reducing spreading
Prior art date
Application number
BRPI9811615-0A
Other languages
English (en)
Other versions
BR9811615A (pt
Inventor
Roar Hagen
Bjorn Johansson
Erik Ekudden
Bastiaan Kleijn
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.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27364699&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9811615(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US09/034,590 external-priority patent/US6058359A/en
Application filed filed Critical
Publication of BR9811615A publication Critical patent/BR9811615A/pt
Publication of BR9811615B1 publication Critical patent/BR9811615B1/pt

Links

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
    • G10L19/16—Vocoder architecture
    • 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
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
    • 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
    • G10L19/002—Dynamic bit allocation
    • 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
    • G10L2019/0001—Codebooks
    • G10L2019/0007—Codebook element generation
    • G10L2019/0008—Algebraic codebooks

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)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
BRPI9811615-0A 1997-09-02 1998-08-25 processo e aparelho para reduzir espalhamento em um sinal digital de entrada que inclui uma primeira seqÜÊncia de valores de amostra. BR9811615B1 (pt)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US5775297P 1997-09-02 1997-09-02
US09/034,590 US6058359A (en) 1998-03-04 1998-03-04 Speech coding including soft adaptability feature
US09/110,989 US6029125A (en) 1997-09-02 1998-07-07 Reducing sparseness in coded speech signals
PCT/SE1998/001515 WO1999012156A1 (en) 1997-09-02 1998-08-25 Reducing sparseness in coded speech signals

Publications (2)

Publication Number Publication Date
BR9811615A BR9811615A (pt) 2000-09-12
BR9811615B1 true BR9811615B1 (pt) 2012-07-24

Family

ID=27364699

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9811615-0A BR9811615B1 (pt) 1997-09-02 1998-08-25 processo e aparelho para reduzir espalhamento em um sinal digital de entrada que inclui uma primeira seqÜÊncia de valores de amostra.

Country Status (13)

Country Link
US (1) US6029125A (pt)
EP (1) EP1008141B1 (pt)
JP (1) JP3464450B2 (pt)
KR (1) KR100417351B1 (pt)
CN (1) CN1125438C (pt)
AU (1) AU753740B2 (pt)
BR (1) BR9811615B1 (pt)
CA (1) CA2301886C (pt)
DE (2) DE69828709T2 (pt)
FI (1) FI113595B (pt)
HK (1) HK1051082A1 (pt)
TW (1) TW394927B (pt)
WO (1) WO1999012156A1 (pt)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1071081B1 (en) * 1996-11-07 2002-05-08 Matsushita Electric Industrial Co., Ltd. Vector quantization codebook generation method
US6058359A (en) * 1998-03-04 2000-05-02 Telefonaktiebolaget L M Ericsson Speech coding including soft adaptability feature
EP1746583B1 (en) * 1997-10-22 2008-09-17 Matsushita Electric Industrial Co., Ltd. Sound encoder and sound decoder
CN1494055A (zh) * 1997-12-24 2004-05-05 ������������ʽ���� 声音编码方法和声音译码方法以及声音编码装置和声音译码装置
US6301556B1 (en) * 1998-03-04 2001-10-09 Telefonaktiebolaget L M. Ericsson (Publ) Reducing sparseness in coded speech signals
US6820202B1 (en) 1998-11-09 2004-11-16 First Data Corporation Account authority digital signature (AADS) system
US6449313B1 (en) * 1999-04-28 2002-09-10 Lucent Technologies Inc. Shaped fixed codebook search for celp speech coding
US6782360B1 (en) * 1999-09-22 2004-08-24 Mindspeed Technologies, Inc. Gain quantization for a CELP speech coder
US6529867B2 (en) * 2000-09-15 2003-03-04 Conexant Systems, Inc. Injecting high frequency noise into pulse excitation for low bit rate CELP
US6678651B2 (en) * 2000-09-15 2004-01-13 Mindspeed Technologies, Inc. Short-term enhancement in CELP speech coding
JP4304360B2 (ja) * 2002-05-22 2009-07-29 日本電気株式会社 音声符号化復号方式間の符号変換方法および装置とその記憶媒体
US7038327B2 (en) * 2003-11-11 2006-05-02 Au Optronics Corp. Anisotropic conductive film bonding pad
JP5129117B2 (ja) * 2005-04-01 2013-01-23 クゥアルコム・インコーポレイテッド 音声信号の高帯域部分を符号化及び復号する方法及び装置
WO2006116025A1 (en) 2005-04-22 2006-11-02 Qualcomm Incorporated Systems, methods, and apparatus for gain factor smoothing
EP4224853A1 (en) * 2006-11-08 2023-08-09 InterDigital VC Holdings, Inc. Methods and apparatus for in-loop de-artifact filtering
JP5004654B2 (ja) * 2007-05-16 2012-08-22 パナソニック株式会社 配線基板の接続方法および配線基板構造
MX340386B (es) * 2011-06-30 2016-07-07 Samsung Electronics Co Ltd Aparato y metodo para generar señal extendida de ancho de banda.
CN103268765B (zh) * 2013-06-04 2015-06-17 沈阳空管技术开发有限公司 民航管制语音稀疏编码方法
US10458720B2 (en) 2015-07-22 2019-10-29 Furukawa Electric Co., Ltd. Heat transfer device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2010830C (en) * 1990-02-23 1996-06-25 Jean-Pierre Adoul Dynamic codebook for efficient speech coding based on algebraic codes
JP3338074B2 (ja) * 1991-12-06 2002-10-28 富士通株式会社 音声伝送方式
JP3520555B2 (ja) * 1994-03-29 2004-04-19 ヤマハ株式会社 音声符号化方法及び音声音源装置
JPH08123494A (ja) * 1994-10-28 1996-05-17 Mitsubishi Electric Corp 音声符号化装置、音声復号化装置、音声符号化復号化方法およびこれらに使用可能な位相振幅特性導出装置
US5602959A (en) * 1994-12-05 1997-02-11 Motorola, Inc. Method and apparatus for characterization and reconstruction of speech excitation waveforms

Also Published As

Publication number Publication date
KR20010023373A (ko) 2001-03-26
EP1008141B1 (en) 2002-10-23
DE69828709D1 (de) 2005-02-24
FI113595B (fi) 2004-05-14
WO1999012156A1 (en) 1999-03-11
HK1051082A1 (en) 2003-07-18
CA2301886A1 (en) 1999-03-11
DE69808936T2 (de) 2003-06-18
AU8895298A (en) 1999-03-22
DE69808936D1 (de) 2002-11-28
JP2001515230A (ja) 2001-09-18
KR100417351B1 (ko) 2004-02-05
CN1125438C (zh) 2003-10-22
AU753740B2 (en) 2002-10-24
CN1276898A (zh) 2000-12-13
BR9811615A (pt) 2000-09-12
DE69828709T2 (de) 2006-01-05
CA2301886C (en) 2007-10-23
EP1008141A1 (en) 2000-06-14
TW394927B (en) 2000-06-21
JP3464450B2 (ja) 2003-11-10
US6029125A (en) 2000-02-22
FI20000449A (fi) 2000-02-28

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 24/07/2012, OBSERVADAS AS CONDICOES LEGAIS.

B22O Other matters related to patents and certificates of addition of invention: legal action concerning patent

Free format text: INPI-52400.005369/2015-94 ORIGEM: JUIZO DA 031A VARA FEDERAL DO RIO DE JANEIRO PROCESSO NO 0006532-93.2015.4.02.5101 ACAO DECLARATORIA AUTOR: TCT MOBILE TELEFONES LTDA REU: TELEFONAKTIEBOLAGET L. M. ERICSSON E INSTITUTO NACIONAL DA PROPRIEDADE INDUSTRIAL - INPI.

B15K Others concerning applications: alteration of classification

Ipc: G10L 19/12 (2013.01), G10L 19/002 (2013.0