SG98479A1 - Methods and devices for preprocessing signals for a loudspeaker - Google Patents

Methods and devices for preprocessing signals for a loudspeaker

Info

Publication number
SG98479A1
SG98479A1 SG200201561A SG200201561A SG98479A1 SG 98479 A1 SG98479 A1 SG 98479A1 SG 200201561 A SG200201561 A SG 200201561A SG 200201561 A SG200201561 A SG 200201561A SG 98479 A1 SG98479 A1 SG 98479A1
Authority
SG
Singapore
Prior art keywords
loudspeaker
methods
devices
preprocessing signals
preprocessing
Prior art date
Application number
SG200201561A
Inventor
Xiaobing Sun
Yugang Ma
Okada Kanzo
Kok Leong Tong
Original Assignee
Sony Electronics Singapore Pte
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 Sony Electronics Singapore Pte filed Critical Sony Electronics Singapore Pte
Priority to SG200201561A priority Critical patent/SG98479A1/en
Priority to JP2003074331A priority patent/JP2003299180A/en
Publication of SG98479A1 publication Critical patent/SG98479A1/en

Links

SG200201561A 2002-03-18 2002-03-18 Methods and devices for preprocessing signals for a loudspeaker SG98479A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SG200201561A SG98479A1 (en) 2002-03-18 2002-03-18 Methods and devices for preprocessing signals for a loudspeaker
JP2003074331A JP2003299180A (en) 2002-03-18 2003-03-18 Method for driving ultrasonic loud speaker and loud speaker system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SG200201561A SG98479A1 (en) 2002-03-18 2002-03-18 Methods and devices for preprocessing signals for a loudspeaker

Publications (1)

Publication Number Publication Date
SG98479A1 true SG98479A1 (en) 2003-09-19

Family

ID=29398800

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200201561A SG98479A1 (en) 2002-03-18 2002-03-18 Methods and devices for preprocessing signals for a loudspeaker

Country Status (2)

Country Link
JP (1) JP2003299180A (en)
SG (1) SG98479A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103004234A (en) * 2010-07-22 2013-03-27 皇家飞利浦电子股份有限公司 Driving of parametric loudspeakers

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4127248B2 (en) * 2004-06-23 2008-07-30 ヤマハ株式会社 Speaker array device and audio beam setting method for speaker array device
JP4501559B2 (en) * 2004-07-07 2010-07-14 ヤマハ株式会社 Directivity control method of speaker device and audio reproducing device
KR100622078B1 (en) 2005-11-21 2006-09-13 주식회사 솔리토닉스 Ultra directional speaker system and signal processing method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03284800A (en) * 1990-03-31 1991-12-16 Mazda Motor Corp Accoustic device
US5519402A (en) * 1994-04-28 1996-05-21 Advantest Corporation Doppler shift compensation apparatus
US5583784A (en) * 1993-05-14 1996-12-10 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Frequency analysis method
JPH11289592A (en) * 1998-04-01 1999-10-19 Mitsubishi Electric Corp Acoustic system using variable directivity microphone system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03284800A (en) * 1990-03-31 1991-12-16 Mazda Motor Corp Accoustic device
US5583784A (en) * 1993-05-14 1996-12-10 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Frequency analysis method
US5519402A (en) * 1994-04-28 1996-05-21 Advantest Corporation Doppler shift compensation apparatus
JPH11289592A (en) * 1998-04-01 1999-10-19 Mitsubishi Electric Corp Acoustic system using variable directivity microphone system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103004234A (en) * 2010-07-22 2013-03-27 皇家飞利浦电子股份有限公司 Driving of parametric loudspeakers

Also Published As

Publication number Publication date
JP2003299180A (en) 2003-10-17

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