TWI597936B - 聲音訊號振幅抑制裝置 - Google Patents

聲音訊號振幅抑制裝置 Download PDF

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Publication number
TWI597936B
TWI597936B TW103119627A TW103119627A TWI597936B TW I597936 B TWI597936 B TW I597936B TW 103119627 A TW103119627 A TW 103119627A TW 103119627 A TW103119627 A TW 103119627A TW I597936 B TWI597936 B TW I597936B
Authority
TW
Taiwan
Prior art keywords
amplitude
signal
cut filter
sound
output
Prior art date
Application number
TW103119627A
Other languages
English (en)
Chinese (zh)
Other versions
TW201507351A (zh
Inventor
大島賢一
Original Assignee
大島賢一
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 大島賢一 filed Critical 大島賢一
Publication of TW201507351A publication Critical patent/TW201507351A/zh
Application granted granted Critical
Publication of TWI597936B publication Critical patent/TWI597936B/zh

Links

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)
TW103119627A 2013-06-11 2014-06-06 聲音訊號振幅抑制裝置 TWI597936B (zh)

Applications Claiming Priority (2)

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

Publications (2)

Publication Number Publication Date
TW201507351A TW201507351A (zh) 2015-02-16
TWI597936B true TWI597936B (zh) 2017-09-01

Family

ID=52022005

Family Applications (1)

Application Number Title Priority Date Filing Date
TW103119627A TWI597936B (zh) 2013-06-11 2014-06-06 聲音訊號振幅抑制裝置

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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Families Citing this family (7)

* 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
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)

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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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Also Published As

Publication number Publication date
SG11201510160SA (en) 2016-01-28
WO2014199699A1 (ja) 2014-12-18
TW201507351A (zh) 2015-02-16
JP6151613B2 (ja) 2017-06-21
EP3010146A4 (en) 2017-01-25
US20160088404A1 (en) 2016-03-24
JP2015019345A (ja) 2015-01-29
EP3010146A1 (en) 2016-04-20
US10097929B2 (en) 2018-10-09

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