BRPI0907361A2 - Método e aparelho para estimar energia de banda alta em um sistema de extensão de largura de banda - Google Patents

Método e aparelho para estimar energia de banda alta em um sistema de extensão de largura de banda

Info

Publication number
BRPI0907361A2
BRPI0907361A2 BRPI0907361-2A BRPI0907361A BRPI0907361A2 BR PI0907361 A2 BRPI0907361 A2 BR PI0907361A2 BR PI0907361 A BRPI0907361 A BR PI0907361A BR PI0907361 A2 BRPI0907361 A2 BR PI0907361A2
Authority
BR
Brazil
Prior art keywords
bandwidth
extension system
energy
estimating high
high bandwidth
Prior art date
Application number
BRPI0907361-2A
Other languages
English (en)
Inventor
Mark A Jasiuk
Tenkasi V Ramabadran
Original Assignee
Motorola Inc
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
Application filed by Motorola Inc filed Critical Motorola Inc
Publication of BRPI0907361A2 publication Critical patent/BRPI0907361A2/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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/21—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being power information

Landscapes

  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Quality & Reliability (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Telephone Function (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
BRPI0907361-2A 2008-02-07 2009-02-05 Método e aparelho para estimar energia de banda alta em um sistema de extensão de largura de banda BRPI0907361A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/027,571 US20090201983A1 (en) 2008-02-07 2008-02-07 Method and apparatus for estimating high-band energy in a bandwidth extension system
PCT/US2009/033159 WO2009100182A1 (en) 2008-02-07 2009-02-05 Method and apparatus for estimating high-band energy in a bandwidth extension system

Publications (1)

Publication Number Publication Date
BRPI0907361A2 true BRPI0907361A2 (pt) 2015-07-14

Family

ID=40626568

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0907361-2A BRPI0907361A2 (pt) 2008-02-07 2009-02-05 Método e aparelho para estimar energia de banda alta em um sistema de extensão de largura de banda

Country Status (9)

Country Link
US (3) US20090201983A1 (pt)
EP (1) EP2238593B1 (pt)
KR (1) KR101199431B1 (pt)
CN (1) CN101939783A (pt)
BR (1) BRPI0907361A2 (pt)
ES (1) ES2467966T3 (pt)
MX (1) MX2010008288A (pt)
RU (1) RU2471253C2 (pt)
WO (1) WO2009100182A1 (pt)

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Also Published As

Publication number Publication date
EP2238593A1 (en) 2010-10-13
US20110112845A1 (en) 2011-05-12
RU2471253C2 (ru) 2012-12-27
US8527283B2 (en) 2013-09-03
MX2010008288A (es) 2010-08-31
ES2467966T3 (es) 2014-06-13
CN101939783A (zh) 2011-01-05
EP2238593B1 (en) 2014-05-14
US20090201983A1 (en) 2009-08-13
RU2010137104A (ru) 2012-03-20
KR101199431B1 (ko) 2012-11-09
WO2009100182A1 (en) 2009-08-13
US20110112844A1 (en) 2011-05-12
KR20100123712A (ko) 2010-11-24

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B25E Requested change of name of applicant rejected

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