WO2009054228A1 - オーディオ信号補間装置及びオーディオ信号補間方法 - Google Patents
オーディオ信号補間装置及びオーディオ信号補間方法 Download PDFInfo
- Publication number
- WO2009054228A1 WO2009054228A1 PCT/JP2008/067609 JP2008067609W WO2009054228A1 WO 2009054228 A1 WO2009054228 A1 WO 2009054228A1 JP 2008067609 W JP2008067609 W JP 2008067609W WO 2009054228 A1 WO2009054228 A1 WO 2009054228A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- audio signal
- signal interpolation
- signal
- phase component
- component
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 title abstract 10
- 238000000034 method Methods 0.000 title abstract 2
- 238000001914 filtration Methods 0.000 abstract 2
- 230000003111 delayed effect Effects 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
Landscapes
- Engineering & Computer Science (AREA)
- Computational Linguistics (AREA)
- Quality & Reliability (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Stereophonic System (AREA)
- Noise Elimination (AREA)
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/681,550 US8655663B2 (en) | 2007-10-26 | 2008-09-29 | Audio signal interpolation device and audio signal interpolation method |
EP08842882.6A EP2202729B1 (en) | 2007-10-26 | 2008-09-29 | Audio signal interpolation device and audio signal interpolation method |
JP2009538032A JP5147851B2 (ja) | 2007-10-26 | 2008-09-29 | オーディオ信号補間装置及びオーディオ信号補間方法 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007278662 | 2007-10-26 | ||
JP2007-278662 | 2007-10-26 | ||
JP2008-090381 | 2008-03-31 | ||
JP2008090381 | 2008-03-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2009054228A1 true WO2009054228A1 (ja) | 2009-04-30 |
Family
ID=40579335
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/067609 WO2009054228A1 (ja) | 2007-10-26 | 2008-09-29 | オーディオ信号補間装置及びオーディオ信号補間方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8655663B2 (ja) |
EP (1) | EP2202729B1 (ja) |
JP (1) | JP5147851B2 (ja) |
WO (1) | WO2009054228A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009294501A (ja) * | 2008-06-06 | 2009-12-17 | D & M Holdings Inc | オーディオ信号補間装置 |
JP2011081033A (ja) * | 2009-10-02 | 2011-04-21 | Toshiba Corp | 信号処理装置、及び携帯端末装置 |
US8655663B2 (en) | 2007-10-26 | 2014-02-18 | D&M Holdings, Inc. | Audio signal interpolation device and audio signal interpolation method |
JP2017507348A (ja) * | 2014-01-07 | 2017-03-16 | ハーマン インターナショナル インダストリーズ インコーポレイテッド | 圧縮済みオーディオ信号の信号品質ベース強調及び補償 |
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US9020623B2 (en) | 2012-06-19 | 2015-04-28 | Sonos, Inc | Methods and apparatus to provide an infrared signal |
TWI487334B (zh) * | 2012-12-26 | 2015-06-01 | Mstar Semiconductor Inc | 載波頻率偏移補償裝置及方法 |
US9576445B2 (en) | 2013-09-06 | 2017-02-21 | Immersion Corp. | Systems and methods for generating haptic effects associated with an envelope in audio signals |
US9619980B2 (en) | 2013-09-06 | 2017-04-11 | Immersion Corporation | Systems and methods for generating haptic effects associated with audio signals |
US9678707B2 (en) | 2015-04-10 | 2017-06-13 | Sonos, Inc. | Identification of audio content facilitated by playback device |
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2008
- 2008-09-29 EP EP08842882.6A patent/EP2202729B1/en active Active
- 2008-09-29 JP JP2009538032A patent/JP5147851B2/ja active Active
- 2008-09-29 US US12/681,550 patent/US8655663B2/en active Active
- 2008-09-29 WO PCT/JP2008/067609 patent/WO2009054228A1/ja active Application Filing
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JPH03285410A (ja) * | 1990-03-30 | 1991-12-16 | Kenwood Corp | オーディオ装置 |
JPH06216805A (ja) * | 1992-08-28 | 1994-08-05 | Thomson Consumer Electron Inc | 切換え機能を有する信号処理装置 |
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JP2005173607A (ja) * | 1997-06-10 | 2005-06-30 | Coding Technologies Ab | 時間的に離散した音声信号のアップサンプリングした信号を発生する方法と装置 |
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JP2007278662A (ja) | 2006-04-11 | 2007-10-25 | Matsushita Electric Ind Co Ltd | 製氷皿 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8655663B2 (en) | 2007-10-26 | 2014-02-18 | D&M Holdings, Inc. | Audio signal interpolation device and audio signal interpolation method |
JP2009294501A (ja) * | 2008-06-06 | 2009-12-17 | D & M Holdings Inc | オーディオ信号補間装置 |
JP2011081033A (ja) * | 2009-10-02 | 2011-04-21 | Toshiba Corp | 信号処理装置、及び携帯端末装置 |
JP2017507348A (ja) * | 2014-01-07 | 2017-03-16 | ハーマン インターナショナル インダストリーズ インコーポレイテッド | 圧縮済みオーディオ信号の信号品質ベース強調及び補償 |
Also Published As
Publication number | Publication date |
---|---|
EP2202729A4 (en) | 2012-08-08 |
JPWO2009054228A1 (ja) | 2011-03-03 |
EP2202729A1 (en) | 2010-06-30 |
JP5147851B2 (ja) | 2013-02-20 |
US8655663B2 (en) | 2014-02-18 |
US20100228550A1 (en) | 2010-09-09 |
EP2202729B1 (en) | 2017-03-15 |
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