KR101542731B1 - 사운드 트랜스듀서에 대한 구동 신호의 생성 - Google Patents

사운드 트랜스듀서에 대한 구동 신호의 생성 Download PDF

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Publication number
KR101542731B1
KR101542731B1 KR1020107024885A KR20107024885A KR101542731B1 KR 101542731 B1 KR101542731 B1 KR 101542731B1 KR 1020107024885 A KR1020107024885 A KR 1020107024885A KR 20107024885 A KR20107024885 A KR 20107024885A KR 101542731 B1 KR101542731 B1 KR 101542731B1
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South Korea
Prior art keywords
signal
low frequency
frequency signal
frequency
amplitude
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English (en)
Korean (ko)
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KR20110002469A (ko
Inventor
로날더스 엠. 아르츠
제이. 피터스 토마스 피.
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코닌클리케 필립스 엔.브이.
엔엑스피 비 브이
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Publication of KR20110002469A publication Critical patent/KR20110002469A/ko
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
    • 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
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
    • 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

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
KR1020107024885A 2008-04-09 2009-04-03 사운드 트랜스듀서에 대한 구동 신호의 생성 Expired - Fee Related KR101542731B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP08154257 2008-04-09
EP08154257.3 2008-04-09

Publications (2)

Publication Number Publication Date
KR20110002469A KR20110002469A (ko) 2011-01-07
KR101542731B1 true KR101542731B1 (ko) 2015-08-07

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KR1020107024885A Expired - Fee Related KR101542731B1 (ko) 2008-04-09 2009-04-03 사운드 트랜스듀서에 대한 구동 신호의 생성

Country Status (6)

Country Link
US (1) US8934643B2 (enExample)
EP (1) EP2266326B1 (enExample)
JP (1) JP5337865B2 (enExample)
KR (1) KR101542731B1 (enExample)
CN (1) CN102007777B (enExample)
WO (1) WO2009125326A1 (enExample)

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US9247342B2 (en) 2013-05-14 2016-01-26 James J. Croft, III Loudspeaker enclosure system with signal processor for enhanced perception of low frequency output
US9813812B2 (en) * 2014-12-12 2017-11-07 Analog Devices Global Method of controlling diaphragm excursion of electrodynamic loudspeakers
US9565505B2 (en) * 2015-06-17 2017-02-07 Intel IP Corporation Loudspeaker cone excursion estimation using reference signal
US9748915B2 (en) * 2015-09-23 2017-08-29 Harris Corporation Electronic device with threshold based compression and related devices and methods
EP3244628B1 (en) 2016-05-13 2019-02-20 Flexound Systems OY Enhanced sound perception via regulated vibration
EP3453187B1 (en) * 2016-05-25 2020-05-13 Huawei Technologies Co., Ltd. Audio signal processing stage, audio signal processing apparatus and audio signal processing method
US10374566B2 (en) * 2016-07-29 2019-08-06 Maxim Integrated Products, Inc. Perceptual power reduction system and method
US10504538B2 (en) * 2017-06-01 2019-12-10 Sorenson Ip Holdings, Llc Noise reduction by application of two thresholds in each frequency band in audio signals
WO2019033440A1 (zh) * 2017-08-18 2019-02-21 广东欧珀移动通信有限公司 音量调节方法、装置、终端设备及存储介质
US10225654B1 (en) * 2017-09-07 2019-03-05 Cirrus Logic, Inc. Speaker distortion reduction
US12096189B2 (en) * 2019-04-01 2024-09-17 Bose Corporation Dynamic headroom management
CN115567831A (zh) 2021-06-30 2023-01-03 华为技术有限公司 一种提升扬声器的音质的方法及装置
FR3133111B1 (fr) 2022-02-28 2024-10-11 Faurecia Clarion Electronics Europe Procédé et système d’amélioration du rendu sonore des basses fréquences d’un signal audio
CN116320895A (zh) * 2023-03-31 2023-06-23 瑞声科技（南京）有限公司 驱动信号的生成系统和方法
JP7698719B2 (ja) * 2023-03-31 2025-06-25 エーエーシー テクノロジーズ （ナンジン） カンパニーリミテッド 駆動信号の生成システムおよび方法

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WO2007054888A2 (en) * 2005-11-10 2007-05-18 Koninklijke Philips Electronics N.V. Device for and method of generating a vibration source-driving-signal

Also Published As

Publication number Publication date
JP5337865B2 (ja) 2013-11-06
CN102007777B (zh) 2014-08-20
EP2266326B1 (en) 2017-08-16
US8934643B2 (en) 2015-01-13
US20110044471A1 (en) 2011-02-24
KR20110002469A (ko) 2011-01-07
CN102007777A (zh) 2011-04-06
EP2266326A1 (en) 2010-12-29
JP2011517909A (ja) 2011-06-16
WO2009125326A1 (en) 2009-10-15

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