GB0408464D0 - Loudspeakers - Google Patents

Loudspeakers

Info

Publication number
GB0408464D0
GB0408464D0 GB0408464A GB0408464A GB0408464D0 GB 0408464 D0 GB0408464 D0 GB 0408464D0 GB 0408464 A GB0408464 A GB 0408464A GB 0408464 A GB0408464 A GB 0408464A GB 0408464 D0 GB0408464 D0 GB 0408464D0
Authority
GB
United Kingdom
Prior art keywords
loudspeakers
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
GB0408464A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NVF Tech Ltd
Original Assignee
New Transducers Ltd
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 New Transducers Ltd filed Critical New Transducers Ltd
Priority to GB0408464A priority Critical patent/GB0408464D0/en
Publication of GB0408464D0 publication Critical patent/GB0408464D0/en
Priority to EP05732434.5A priority patent/EP1736030B1/en
Priority to CN2005800114302A priority patent/CN1973573B/en
Priority to KR1020067021466A priority patent/KR101145494B1/en
Priority to CA002560659A priority patent/CA2560659A1/en
Priority to RU2006140326/28A priority patent/RU2361371C2/en
Priority to JP2007507835A priority patent/JP5085318B2/en
Priority to AU2005234549A priority patent/AU2005234549B2/en
Priority to MXPA06011950A priority patent/MXPA06011950A/en
Priority to BRPI0509913-7A priority patent/BRPI0509913A/en
Priority to PCT/GB2005/001352 priority patent/WO2005101899A2/en
Priority to US11/578,256 priority patent/US7916878B2/en
Priority to TW094111930A priority patent/TWI371215B/en
Priority to US12/929,980 priority patent/US20110211722A1/en
Ceased legal-status Critical Current

Links

GB0408464A 2004-04-16 2004-04-16 Loudspeakers Ceased GB0408464D0 (en)

Priority Applications (14)

Application Number Priority Date Filing Date Title
GB0408464A GB0408464D0 (en) 2004-04-16 2004-04-16 Loudspeakers
US11/578,256 US7916878B2 (en) 2004-04-16 2005-04-08 Acoustic device and method of making acoustic device
JP2007507835A JP5085318B2 (en) 2004-04-16 2005-04-08 Acoustic device and acoustic device manufacturing method
MXPA06011950A MXPA06011950A (en) 2004-04-16 2005-04-08 Acoustic device & method of making acoustic device.
KR1020067021466A KR101145494B1 (en) 2004-04-16 2005-04-08 Acoustic device and method of making acoustic device
CA002560659A CA2560659A1 (en) 2004-04-16 2005-04-08 Acoustic device & method of making acoustic device
RU2006140326/28A RU2361371C2 (en) 2004-04-16 2005-04-08 Acoustic device and method of making said device
EP05732434.5A EP1736030B1 (en) 2004-04-16 2005-04-08 Acoustic device & method of making acoustic device
AU2005234549A AU2005234549B2 (en) 2004-04-16 2005-04-08 Acoustic device and method of making acoustic device
CN2005800114302A CN1973573B (en) 2004-04-16 2005-04-08 Acoustic device and method for making same
BRPI0509913-7A BRPI0509913A (en) 2004-04-16 2005-04-08 acoustic device and method for manufacturing the acoustic device
PCT/GB2005/001352 WO2005101899A2 (en) 2004-04-16 2005-04-08 Acoustic device & method of making acoustic device
TW094111930A TWI371215B (en) 2004-04-16 2005-04-15 Acoustic device & method of making acoustic device
US12/929,980 US20110211722A1 (en) 2004-04-16 2011-02-28 Acoustic device & method of making acoustic device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0408464A GB0408464D0 (en) 2004-04-16 2004-04-16 Loudspeakers

Publications (1)

Publication Number Publication Date
GB0408464D0 true GB0408464D0 (en) 2004-05-19

Family

ID=32320913

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0408464A Ceased GB0408464D0 (en) 2004-04-16 2004-04-16 Loudspeakers

Country Status (2)

Country Link
CN (1) CN1973573B (en)
GB (1) GB0408464D0 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010074206A1 (en) * 2008-12-26 2010-07-01 パナソニック電工株式会社 Piezoelectric speaker, piezoelectric audio device employing piezoelectric speaker, and sensor with alert device attached
CN102957990A (en) * 2011-08-29 2013-03-06 何永平 Electro-acoustic conversion device and tone quality adjusting method thereof
CN102740184B (en) * 2011-12-20 2014-07-16 西北工业大学 Method for determining mechanical admittance of reinforcing plate housing by frequency ranges
CN103217309B (en) * 2013-04-03 2015-06-17 哈尔滨工程大学 Method for measuring transmission loss of asymmetric pipeline silencer
US10123764B2 (en) 2017-03-28 2018-11-13 Coleridge Design Associates Llc Vibro-acoustic transducer
CN109618271B (en) * 2017-09-26 2021-08-27 惠州迪芬尼声学科技股份有限公司 Method for generating a prediction curve for the acoustic load of a loudspeaker
CN110283389A (en) * 2019-06-14 2019-09-27 歌尔股份有限公司 A kind of vibrating diaphragm and sounding device of sounding device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5304746A (en) * 1990-06-19 1994-04-19 Purvine Harold O Reduction of standing waves and intermodulation distortion in electro-acoustic transducer

Also Published As

Publication number Publication date
CN1973573A (en) 2007-05-30
CN1973573B (en) 2011-09-21

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)