JP6151613B2 - 音声信号振幅抑圧装置 - Google Patents

音声信号振幅抑圧装置 Download PDF

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Publication number
JP6151613B2
JP6151613B2 JP2013189417A JP2013189417A JP6151613B2 JP 6151613 B2 JP6151613 B2 JP 6151613B2 JP 2013189417 A JP2013189417 A JP 2013189417A JP 2013189417 A JP2013189417 A JP 2013189417A JP 6151613 B2 JP6151613 B2 JP 6151613B2
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JP
Japan
Prior art keywords
amplitude
signal
cut filter
sound
output
Prior art date
Legal status (The legal status 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 status listed.)
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Application number
JP2013189417A
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English (en)
Japanese (ja)
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JP2015019345A5 (enExample
JP2015019345A (ja
Inventor
賢一 大島
賢一 大島
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ラージ有限会社
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Filing date
Publication date
Application filed by ラージ有限会社 filed Critical ラージ有限会社
Priority to JP2013189417A priority Critical patent/JP6151613B2/ja
Priority to SG11201510160SA priority patent/SG11201510160SA/en
Priority to PCT/JP2014/058601 priority patent/WO2014199699A1/ja
Priority to EP14811383.0A priority patent/EP3010146A4/en
Priority to TW103119627A priority patent/TWI597936B/zh
Publication of JP2015019345A publication Critical patent/JP2015019345A/ja
Priority to US14/956,428 priority patent/US10097929B2/en
Publication of JP2015019345A5 publication Critical patent/JP2015019345A5/ja
Application granted granted Critical
Publication of JP6151613B2 publication Critical patent/JP6151613B2/ja
Active legal-status Critical Current
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/35—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception using translation techniques
    • H04R25/356—Amplitude, e.g. amplitude shift or compression
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude
    • H03G11/02—Limiting amplitude; Limiting rate of change of amplitude by means of diodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude
    • H03G11/04—Limiting level dependent on strength of signal; Limiting level dependent on strength of carrier on which signal is modulated
    • 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
    • H03G9/12—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices
    • H03G9/18—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices for tone control and volume expansion or compression
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1041—Mechanical or electronic switches, or control elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/35—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception using translation techniques
    • H04R25/353—Frequency, e.g. frequency shift or compression
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
    • H04R2225/43—Signal processing in hearing aids to enhance the speech intelligibility
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2430/00—Signal processing covered by H04R, not provided for in its groups
    • H04R2430/01—Aspects of volume control, not necessarily automatic, in sound systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2430/00—Signal processing covered by H04R, not provided for in its groups
    • H04R2430/03—Synergistic effects of band splitting and sub-band processing

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
JP2013189417A 2013-06-11 2013-09-12 音声信号振幅抑圧装置 Active JP6151613B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2013189417A JP6151613B2 (ja) 2013-06-11 2013-09-12 音声信号振幅抑圧装置
PCT/JP2014/058601 WO2014199699A1 (ja) 2013-06-11 2014-03-26 音声信号振幅抑圧装置
EP14811383.0A EP3010146A4 (en) 2013-06-11 2014-03-26 Audio signal amplitude suppression device
SG11201510160SA SG11201510160SA (en) 2013-06-11 2014-03-26 Sound signal amplitude suppressing apparatus
TW103119627A TWI597936B (zh) 2013-06-11 2014-06-06 聲音訊號振幅抑制裝置
US14/956,428 US10097929B2 (en) 2013-06-11 2015-12-02 Sound signal amplitude suppressing apparatus

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2013134290 2013-06-11
JP2013134290 2013-06-11
JP2013189417A JP6151613B2 (ja) 2013-06-11 2013-09-12 音声信号振幅抑圧装置

Publications (3)

Publication Number Publication Date
JP2015019345A JP2015019345A (ja) 2015-01-29
JP2015019345A5 JP2015019345A5 (enExample) 2016-09-01
JP6151613B2 true JP6151613B2 (ja) 2017-06-21

Family

ID=52022005

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2013189417A Active JP6151613B2 (ja) 2013-06-11 2013-09-12 音声信号振幅抑圧装置

Country Status (6)

Country Link
US (1) US10097929B2 (enExample)
EP (1) EP3010146A4 (enExample)
JP (1) JP6151613B2 (enExample)
SG (1) SG11201510160SA (enExample)
TW (1) TWI597936B (enExample)
WO (1) WO2014199699A1 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6604728B2 (ja) * 2015-03-12 2019-11-13 キヤノン株式会社 音声処理装置及び音声処理方法
CN106328116B (zh) * 2015-06-30 2020-04-17 芋头科技（杭州）有限公司 一种机器人室内噪声控制系统
US10791404B1 (en) * 2018-08-13 2020-09-29 Michael B. Lasky Assisted hearing aid with synthetic substitution
TWI686795B (zh) * 2018-10-12 2020-03-01 僑光科技大學 用於助聽器之濾波結構以及具有濾波結構之助聽器
JP2023006441A (ja) * 2021-06-30 2023-01-18 賢一 大島 音声信号の振幅制限回路
JP7722206B2 (ja) * 2022-01-26 2025-08-13 ヤマハ株式会社 音信号処理装置、音響システムおよび音信号処理方法
US12424204B1 (en) 2022-08-23 2025-09-23 Gn Hearing A/S Speech recognition hearing device with multiple supportive detection inputs
US11968504B1 (en) 2023-11-27 2024-04-23 The Epstein Hear Us Now Foundation Hearing-assist systems and methods for audio quality enhancements in performance venues

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51128451U (enExample) * 1975-04-11 1976-10-16
GB1541004A (en) * 1975-11-07 1979-02-21 Nat Res Dev Hearing aid
JPS5475922A (en) * 1977-11-30 1979-06-18 Hitachi Ltd Pulse noise limiter circuit
US4327331A (en) 1979-11-07 1982-04-27 Pioneer Electronic Corporation Audio amplifier device
US4571548A (en) * 1983-02-14 1986-02-18 Honeywell Inc. Floating limiter circuit
JPH0510409Y2 (enExample) * 1987-08-31 1993-03-15
US5168526A (en) 1990-10-29 1992-12-01 Akg Acoustics, Inc. Distortion-cancellation circuit for audio peak limiting
US6606388B1 (en) * 2000-02-17 2003-08-12 Arboretum Systems, Inc. Method and system for enhancing audio signals
JP2001320255A (ja) * 2000-05-08 2001-11-16 Kenichi Oshima リミッター
JP2003318684A (ja) * 2002-04-22 2003-11-07 Sony Corp 振幅制限回路
US7676047B2 (en) 2002-12-03 2010-03-09 Bose Corporation Electroacoustical transducing with low frequency augmenting devices
JP4825427B2 (ja) 2005-01-11 2011-11-30 賢一 大島 振幅制限回路
JP4976012B2 (ja) * 2005-12-28 2012-07-18 賢一 大島 音声信号振幅制限器
JP5303488B2 (ja) 2010-02-15 2013-10-02 賢一 大島 振幅抑圧回路
WO2011148624A1 (ja) * 2010-05-26 2011-12-01 パナソニック株式会社 音量振幅制限装置
JP5707963B2 (ja) * 2011-01-20 2015-04-30 ヤマハ株式会社 オーディオアンプ

Also Published As

Publication number Publication date
SG11201510160SA (en) 2016-01-28
WO2014199699A1 (ja) 2014-12-18
TW201507351A (zh) 2015-02-16
EP3010146A4 (en) 2017-01-25
US20160088404A1 (en) 2016-03-24
JP2015019345A (ja) 2015-01-29
TWI597936B (zh) 2017-09-01
EP3010146A1 (en) 2016-04-20
US10097929B2 (en) 2018-10-09

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