GB0028808D0 - A microphone - Google Patents

A microphone

Info

Publication number
GB0028808D0
GB0028808D0 GB0028808A GB0028808A GB0028808D0 GB 0028808 D0 GB0028808 D0 GB 0028808D0 GB 0028808 A GB0028808 A GB 0028808A GB 0028808 A GB0028808 A GB 0028808A GB 0028808 D0 GB0028808 D0 GB 0028808D0
Authority
GB
United Kingdom
Prior art keywords
microphone
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.)
Granted
Application number
GB0028808A
Other versions
GB2369522B (en
GB2369522A (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.)
Davies Industrial Communications Ltd
Original Assignee
Davies Industrial Communications 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 Davies Industrial Communications Ltd filed Critical Davies Industrial Communications Ltd
Priority to GB0028808A priority Critical patent/GB2369522B/en
Publication of GB0028808D0 publication Critical patent/GB0028808D0/en
Publication of GB2369522A publication Critical patent/GB2369522A/en
Application granted granted Critical
Publication of GB2369522B publication Critical patent/GB2369522B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/08—Mouthpieces; Microphones; Attachments therefor
    • H04R1/083—Special constructions of mouthpieces
    • H04R1/086—Protective screens, e.g. all weather or wind screens

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
GB0028808A 2000-11-25 2000-11-25 A microphone Expired - Fee Related GB2369522B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0028808A GB2369522B (en) 2000-11-25 2000-11-25 A microphone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0028808A GB2369522B (en) 2000-11-25 2000-11-25 A microphone

Publications (3)

Publication Number Publication Date
GB0028808D0 true GB0028808D0 (en) 2001-01-10
GB2369522A GB2369522A (en) 2002-05-29
GB2369522B GB2369522B (en) 2004-08-25

Family

ID=9903894

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0028808A Expired - Fee Related GB2369522B (en) 2000-11-25 2000-11-25 A microphone

Country Status (1)

Country Link
GB (1) GB2369522B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4521242B2 (en) * 2004-09-30 2010-08-11 株式会社オーディオテクニカ Boundary microphone
EP2548383B1 (en) * 2010-03-19 2014-04-16 Advanced Bionics AG Waterproof acoustic element enclosure and apparatus including the same.
CN103404167B (en) 2011-01-18 2017-03-01 领先仿生公司 Moistureproof earphone and the implantable cochlear stimulation system including moistureproof earphone
IT201800003501A1 (en) * 2018-03-13 2019-09-13 Magneti Marelli Spa ACOUSTIC DEVICE, IN PARTICULAR FOR AUTOMOTIVE APPLICATIONS

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB624510A (en) * 1945-07-23 1949-06-10 Frank Massa Electro-acoustic transducer
US3504137A (en) * 1965-12-10 1970-03-31 Tesla Np Condenser microphone with improved acoustical circuit
DE8509965U1 (en) * 1985-04-03 1985-06-20 Woywod, Gerhard, 4330 Mülheim Electroacoustic arrangement for directional, spatial listening
CH681671A5 (en) * 1990-03-12 1993-04-30 Edwin Bollier
US6041127A (en) * 1997-04-03 2000-03-21 Lucent Technologies Inc. Steerable and variable first-order differential microphone array

Also Published As

Publication number Publication date
GB2369522B (en) 2004-08-25
GB2369522A (en) 2002-05-29

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20091125