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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JP2011503527A
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English (en)
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JP5337865B2 (ja
JP2011517909A (ja
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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
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Claims (2)

  1. 音声トランスデューサに対する音声駆動信号を生成するための装置であって、入力音声信号を供給するためのソースと、前記入力音声信号を少なくとも低周波信号及び高周波信号へ分割する分割器と、ダイナミックレンジの拡大を前記低周波信号に適用することにより、拡大された信号を生成するための拡大器と、前記拡大された信号と前記高周波信号とを結合することにより前記音声駆動信号を生成するための結合器とを有する、装置。
  2. 音声トランスデューサに対する音声駆動信号を生成するための方法であって、入力音声信号を供給するステップと、前記入力音声信号を少なくとも低周波信号及び高周波信号へ分割するステップと、ダイナミックレンジ拡大を前記低周波信号に適用することにより拡大された信号を生成するステップと、前記拡大された信号と前記高周波信号とを結合することにより前記音声駆動信号を生成するステップとを有する、方法。
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 (ja) 2012-05-24
JP5337865B2 JP5337865B2 (ja) 2013-11-06

Family

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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 (ja)
EP (1) EP2266326B1 (ja)
JP (1) JP5337865B2 (ja)
KR (1) KR101542731B1 (ja)
CN (1) CN102007777B (ja)
WO (1) WO2009125326A1 (ja)

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FR3133111A1 (fr) * 2022-02-28 2023-09-01 Faurecia Clarion Electronics Europe Procédé et système d’amélioration du rendu sonore des basses fréquences d’un signal audio

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