KR101164937B1 - 오디오 신호의 인식된 라우드니스를 계산 및 조정하는방법, 장치 및 컴퓨터 프로그램 - Google Patents

오디오 신호의 인식된 라우드니스를 계산 및 조정하는방법, 장치 및 컴퓨터 프로그램 Download PDF

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KR101164937B1
KR101164937B1 KR1020057021694A KR20057021694A KR101164937B1 KR 101164937 B1 KR101164937 B1 KR 101164937B1 KR 1020057021694 A KR1020057021694 A KR 1020057021694A KR 20057021694 A KR20057021694 A KR 20057021694A KR 101164937 B1 KR101164937 B1 KR 101164937B1
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loudness
audio signal
signal
excitation
gain
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KR20060013400A (ko
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앨런 제프리 씨펠트
마이클 제이 스미더스
브레트 그라함 크록케티
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돌비 레버러토리즈 라이쎈싱 코오포레이션
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    • 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
    • G10L25/27—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the analysis technique
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/005—Combinations of two or more types of control, e.g. gain control and tone control of digital or coded signals
    • 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
    • G10L19/02—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
    • 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
    • G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/005—Tone control or bandwidth control in amplifiers of digital signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
    • H03G9/025—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers frequency-dependent volume compression or expansion, e.g. multiple-band systems

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Television Receiver Circuits (AREA)
  • Circuits Of Receivers In General (AREA)
KR1020057021694A 2003-05-28 2004-05-27 오디오 신호의 인식된 라우드니스를 계산 및 조정하는방법, 장치 및 컴퓨터 프로그램 Expired - Fee Related KR101164937B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US47407703P 2003-05-28 2003-05-28
US60/474,077 2003-05-28
PCT/US2004/016964 WO2004111994A2 (en) 2003-05-28 2004-05-27 Method, apparatus and computer program for calculating and adjusting the perceived loudness of an audio signal

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KR20060013400A KR20060013400A (ko) 2006-02-09
KR101164937B1 true KR101164937B1 (ko) 2012-07-12

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US (1) US8437482B2 (enExample)
EP (1) EP1629463B1 (enExample)
JP (1) JP4486646B2 (enExample)
KR (1) KR101164937B1 (enExample)
CN (2) CN101819771B (enExample)
AT (1) ATE371246T1 (enExample)
AU (1) AU2004248544B2 (enExample)
BR (1) BRPI0410740A (enExample)
CA (1) CA2525942C (enExample)
DE (1) DE602004008455T2 (enExample)
DK (1) DK1629463T3 (enExample)
ES (1) ES2290764T3 (enExample)
IL (1) IL172108A (enExample)
IN (1) IN2010KN02913A (enExample)
MX (1) MXPA05012785A (enExample)
PL (1) PL1629463T3 (enExample)
SG (1) SG185134A1 (enExample)
WO (1) WO2004111994A2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20250015113A (ko) * 2023-07-24 2025-02-03 (주) 임산업 오디오 신호 처리 장치

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