JP2011517909A5 - - Google Patents

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Publication number
JP2011517909A5
JP2011517909A5 JP2011503527A JP2011503527A JP2011517909A5 JP 2011517909 A5 JP2011517909 A5 JP 2011517909A5 JP 2011503527 A JP2011503527 A JP 2011503527A JP 2011503527 A JP2011503527 A JP 2011503527A JP 2011517909 A5 JP2011517909 A5 JP 2011517909A5
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JP
Japan
Prior art keywords
signal
audio
generating
frequency signal
high frequency
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Application number
JP2011503527A
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English (en)
Japanese (ja)
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JP5337865B2 (ja
JP2011517909A (ja
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Application filed filed Critical
Priority claimed from PCT/IB2009/051406 external-priority patent/WO2009125326A1/en
Publication of JP2011517909A publication Critical patent/JP2011517909A/ja
Publication of JP2011517909A5 publication Critical patent/JP2011517909A5/ja
Application granted granted Critical
Publication of JP5337865B2 publication Critical patent/JP5337865B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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JP2011503527A 2008-04-09 2009-04-03 音声トランスデューサに対する駆動信号の生成 Expired - Fee Related JP5337865B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP08154257 2008-04-09
EP08154257.3 2008-04-09
PCT/IB2009/051406 WO2009125326A1 (en) 2008-04-09 2009-04-03 Generation of a drive signal for sound transducer

Publications (3)

Publication Number Publication Date
JP2011517909A JP2011517909A (ja) 2011-06-16
JP2011517909A5 true JP2011517909A5 (enExample) 2012-05-24
JP5337865B2 JP5337865B2 (ja) 2013-11-06

Family

ID=40690324

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011503527A Expired - Fee Related JP5337865B2 (ja) 2008-04-09 2009-04-03 音声トランスデューサに対する駆動信号の生成

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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JP5602309B2 (ja) * 2010-08-18 2014-10-08 ドルビー ラボラトリーズ ライセンシング コーポレイション オーディオ信号の臨界周波数帯域における歪みを制御する方法とシステム
WO2013102799A1 (en) * 2012-01-06 2013-07-11 Sony Ericsson Mobile Communications Ab Smart automatic audio recording leveler
US20130287203A1 (en) * 2012-04-27 2013-10-31 Plantronics, Inc. Reduction of Loudspeaker Distortion for Improved Acoustic Echo Cancellation
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
CN108781330B (zh) * 2016-05-25 2020-04-28 华为技术有限公司 音频信号处理阶段、音频信号处理装置和音频信号处理方法
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
CN110799936B (zh) * 2017-08-18 2024-05-03 Oppo广东移动通信有限公司 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
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
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

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NL8300468A (nl) * 1983-02-08 1984-09-03 Philips Nv Digitale dynamiek omzetter.
US5706356A (en) * 1996-05-01 1998-01-06 Walden; Gaylord K. Audio processor
TW343417B (en) * 1996-05-08 1998-10-21 Philips Eloctronics N V Circuit, audio system and method for processing signals, and a harmonics generator
US6868163B1 (en) * 1998-09-22 2005-03-15 Becs Technology, Inc. Hearing aids based on models of cochlear compression
US20020126861A1 (en) * 2001-03-12 2002-09-12 Chester Colby Audio expander
JP2004166033A (ja) * 2002-11-14 2004-06-10 Victor Co Of Japan Ltd オーディオ・エフェクタ回路
WO2005027568A1 (en) 2003-09-16 2005-03-24 Koninklijke Philips Electronics N.V. Audio frequency range adaptation
JP2005175674A (ja) * 2003-12-09 2005-06-30 Nec Corp 信号圧縮伸張装置および携帯通信端末装置
ATE392116T1 (de) * 2004-01-13 2008-04-15 Koninkl Philips Electronics Nv Audiosignal-verbesserung
JP4161983B2 (ja) * 2005-06-06 2008-10-08 ヤマハ株式会社 音質調整装置
US8045731B2 (en) * 2005-06-06 2011-10-25 Yamaha Corporation Sound quality adjustment device
CN101297588A (zh) 2005-10-24 2008-10-29 皇家飞利浦电子股份有限公司 音频数据处理装置和方法
JP5627852B2 (ja) * 2005-11-10 2014-11-19 コーニンクレッカ フィリップス エヌ ヴェ 振動源駆動信号の発生装置及び発生方法
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KR101310231B1 (ko) * 2007-01-18 2013-09-25 삼성전자주식회사 저음 증강 장치 및 방법

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