GB0130875D0 - Loudspeaker - Google Patents

Loudspeaker

Info

Publication number
GB0130875D0
GB0130875D0 GBGB0130875.8A GB0130875A GB0130875D0 GB 0130875 D0 GB0130875 D0 GB 0130875D0 GB 0130875 A GB0130875 A GB 0130875A GB 0130875 D0 GB0130875 D0 GB 0130875D0
Authority
GB
United Kingdom
Prior art keywords
loudspeaker
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.)
Withdrawn
Application number
GBGB0130875.8A
Other versions
GB2370717A (en
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
Priority claimed from GB0013030A external-priority patent/GB0013030D0/en
Priority claimed from GB0105795A external-priority patent/GB0105795D0/en
Application filed by New Transducers Ltd filed Critical New Transducers Ltd
Publication of GB0130875D0 publication Critical patent/GB0130875D0/en
Publication of GB2370717A publication Critical patent/GB2370717A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms
    • H04R7/045—Plane diaphragms using the distributed mode principle, i.e. whereby the acoustic radiation is emanated from uniformly distributed free bending wave vibration induced in a stiff panel and not from pistonic motion
GB0130875A 2000-05-31 2001-05-30 Loudspeaker Withdrawn GB2370717A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0013030A GB0013030D0 (en) 2000-05-31 2000-05-31 Piezoelectric transducer
GB0105795A GB0105795D0 (en) 2001-03-08 2001-03-08 Acoustic device
PCT/GB2001/002401 WO2001093628A2 (en) 2000-05-31 2001-05-30 Loudspeaker of the bending wave type and exciter therefor

Publications (2)

Publication Number Publication Date
GB0130875D0 true GB0130875D0 (en) 2002-02-06
GB2370717A GB2370717A (en) 2002-07-03

Family

ID=26244372

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0130875A Withdrawn GB2370717A (en) 2000-05-31 2001-05-30 Loudspeaker

Country Status (3)

Country Link
AU (1) AU6047201A (en)
GB (1) GB2370717A (en)
WO (1) WO2001093628A2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10251227B4 (en) * 2002-11-04 2005-06-02 Siemens Ag Flat speaker and method of making a filter therefor
US10356523B2 (en) 2017-12-13 2019-07-16 Nvf Tech Ltd Distributed mode loudspeaker actuator including patterned electrodes
US10477321B2 (en) * 2018-03-05 2019-11-12 Google Llc Driving distributed mode loudspeaker actuator that includes patterned electrodes
WO2023184515A1 (en) * 2022-04-01 2023-10-05 深圳市韶音科技有限公司 Acoustic device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9425577D0 (en) * 1994-12-19 1995-02-15 Power Jeffrey Acoustic transducers with controlled directivity
UA51671C2 (en) * 1995-09-02 2002-12-16 Нью Транзд'Юсез Лімітед Acoustic device
US6492761B1 (en) * 1998-01-20 2002-12-10 Ericsson Inc. Digital piezoelectric transducers and methods
GB9818719D0 (en) * 1998-08-28 1998-10-21 New Transducers Ltd Vubration exciter

Also Published As

Publication number Publication date
WO2001093628A3 (en) 2002-04-25
AU6047201A (en) 2001-12-11
GB2370717A (en) 2002-07-03
WO2001093628A2 (en) 2001-12-06

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)