GB2386498B - Microphone - Google Patents

Microphone

Info

Publication number
GB2386498B
GB2386498B GB0304789A GB0304789A GB2386498B GB 2386498 B GB2386498 B GB 2386498B GB 0304789 A GB0304789 A GB 0304789A GB 0304789 A GB0304789 A GB 0304789A GB 2386498 B GB2386498 B GB 2386498B
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.)
Expired - Fee Related
Application number
GB0304789A
Other versions
GB0304789D0 (en
GB2386498A (en
Inventor
Roland Bachmann
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.)
Sennheiser Electronic GmbH and Co KG
Original Assignee
Sennheiser Electronic GmbH and Co KG
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 Sennheiser Electronic GmbH and Co KG filed Critical Sennheiser Electronic GmbH and Co KG
Publication of GB0304789D0 publication Critical patent/GB0304789D0/en
Publication of GB2386498A publication Critical patent/GB2386498A/en
Application granted granted Critical
Publication of GB2386498B publication Critical patent/GB2386498B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/02—Monitoring continuously signalling or alarm systems
    • G08B29/04—Monitoring of the detection circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/08—Microphones
GB0304789A 2002-03-11 2003-03-03 Microphone Expired - Fee Related GB2386498B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2002110497 DE10210497A1 (en) 2002-03-11 2002-03-11 microphone

Publications (3)

Publication Number Publication Date
GB0304789D0 GB0304789D0 (en) 2003-04-09
GB2386498A GB2386498A (en) 2003-09-17
GB2386498B true GB2386498B (en) 2004-05-12

Family

ID=27762834

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0304789A Expired - Fee Related GB2386498B (en) 2002-03-11 2003-03-03 Microphone

Country Status (3)

Country Link
AT (1) AT414070B (en)
DE (1) DE10210497A1 (en)
GB (1) GB2386498B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006066351A2 (en) * 2004-12-26 2006-06-29 Creative Audio Pty Ltd An improved paging system
DE102019124533A1 (en) * 2019-09-12 2021-03-18 iSEMcon GmbH microphone

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1137448A (en) * 1967-08-24 1968-12-18 Philips Electronic Associated Improvements in or relating to audio frequency amplifier systems
US3989908A (en) * 1975-06-26 1976-11-02 General Signal Corporation Speaker supervision in a public address system
US4037222A (en) * 1975-10-02 1977-07-19 Gulf & Western Manufacturing Company (Systems) Supervision of transducers
EP0268788B1 (en) * 1986-10-29 1993-02-24 Atlas Elektronik Gmbh Method and device for testing the operation of a microphone

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1137448A (en) * 1967-08-24 1968-12-18 Philips Electronic Associated Improvements in or relating to audio frequency amplifier systems
US3989908A (en) * 1975-06-26 1976-11-02 General Signal Corporation Speaker supervision in a public address system
US4037222A (en) * 1975-10-02 1977-07-19 Gulf & Western Manufacturing Company (Systems) Supervision of transducers
EP0268788B1 (en) * 1986-10-29 1993-02-24 Atlas Elektronik Gmbh Method and device for testing the operation of a microphone

Also Published As

Publication number Publication date
AT414070B (en) 2006-08-15
DE10210497A1 (en) 2003-09-25
GB0304789D0 (en) 2003-04-09
GB2386498A (en) 2003-09-17
ATA2432003A (en) 2005-11-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20100303