JP6305694B2 - 信号処理装置及び信号処理方法 - Google Patents

信号処理装置及び信号処理方法 Download PDF

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Publication number
JP6305694B2
JP6305694B2 JP2013116004A JP2013116004A JP6305694B2 JP 6305694 B2 JP6305694 B2 JP 6305694B2 JP 2013116004 A JP2013116004 A JP 2013116004A JP 2013116004 A JP2013116004 A JP 2013116004A JP 6305694 B2 JP6305694 B2 JP 6305694B2
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frequency
signal
reference signal
band
interpolation
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JP2013116004A
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Japanese (ja)
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JP2014235274A5 (enExample
JP2014235274A (ja
Inventor
橋本　武志
武志 橋本
哲生 渡邉
哲生 渡邉
藤田　康弘
康弘 藤田
一智 福江
一智 福江
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Faurecia Clarion Electronics Co Ltd
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Clarion Co Ltd
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Priority to JP2013116004A priority Critical patent/JP6305694B2/ja
Priority to US14/894,579 priority patent/US10147434B2/en
Priority to CN201480031036.4A priority patent/CN105324815B/zh
Priority to PCT/JP2014/063789 priority patent/WO2014192675A1/ja
Priority to EP14804912.5A priority patent/EP3007171B1/en
Publication of JP2014235274A publication Critical patent/JP2014235274A/ja
Publication of JP2014235274A5 publication Critical patent/JP2014235274A5/ja
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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
    • 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
    • G10L19/0204—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 subband decomposition
    • 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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • 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
    • G10L21/0388—Details of processing therefor
    • 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
    • G10L25/18—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 spectral information of each sub-band

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Circuit For Audible Band Transducer (AREA)
JP2013116004A 2013-05-31 2013-05-31 信号処理装置及び信号処理方法 Expired - Fee Related JP6305694B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2013116004A JP6305694B2 (ja) 2013-05-31 2013-05-31 信号処理装置及び信号処理方法
US14/894,579 US10147434B2 (en) 2013-05-31 2014-05-26 Signal processing device and signal processing method
CN201480031036.4A CN105324815B (zh) 2013-05-31 2014-05-26 信号处理装置和信号处理方法
PCT/JP2014/063789 WO2014192675A1 (ja) 2013-05-31 2014-05-26 信号処理装置及び信号処理方法
EP14804912.5A EP3007171B1 (en) 2013-05-31 2014-05-26 Signal processing device and signal processing method

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JP2013116004A JP6305694B2 (ja) 2013-05-31 2013-05-31 信号処理装置及び信号処理方法

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JP2014235274A JP2014235274A (ja) 2014-12-15
JP2014235274A5 JP2014235274A5 (enExample) 2016-01-21
JP6305694B2 true JP6305694B2 (ja) 2018-04-04

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EP (1) EP3007171B1 (enExample)
JP (1) JP6305694B2 (enExample)
CN (1) CN105324815B (enExample)
WO (1) WO2014192675A1 (enExample)

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WO2021102247A1 (en) * 2019-11-20 2021-05-27 Andro Computational Solutions Real time spectrum access policy based governance

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Also Published As

Publication number Publication date
CN105324815B (zh) 2019-03-19
US20160104499A1 (en) 2016-04-14
CN105324815A (zh) 2016-02-10
EP3007171A1 (en) 2016-04-13
JP2014235274A (ja) 2014-12-15
EP3007171B1 (en) 2019-09-25
US10147434B2 (en) 2018-12-04
EP3007171A4 (en) 2017-03-08
WO2014192675A1 (ja) 2014-12-04

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