NO992543D0 - Str°mforsyning til mikrofon - Google Patents

Str°mforsyning til mikrofon

Info

Publication number
NO992543D0
NO992543D0 NO992543A NO992543A NO992543D0 NO 992543 D0 NO992543 D0 NO 992543D0 NO 992543 A NO992543 A NO 992543A NO 992543 A NO992543 A NO 992543A NO 992543 D0 NO992543 D0 NO 992543D0
Authority
NO
Norway
Prior art keywords
microphone
power supply
supply
power
Prior art date
Application number
NO992543A
Other languages
English (en)
Other versions
NO312490B1 (no
NO992543L (no
Inventor
Lars Backram
Hans-Erik Backram
B Rje Gustafsson
Original Assignee
Gn Netcom As
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 Gn Netcom As filed Critical Gn Netcom As
Priority to NO19992543A priority Critical patent/NO312490B1/no
Publication of NO992543D0 publication Critical patent/NO992543D0/no
Publication of NO992543L publication Critical patent/NO992543L/no
Publication of NO312490B1 publication Critical patent/NO312490B1/no

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
    • H04R19/00—Electrostatic transducers
    • H04R19/01—Electrostatic transducers characterised by the use of electrets
    • H04R19/016—Electrostatic transducers characterised by the use of electrets for microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
NO19992543A 1996-12-11 1999-05-26 Strömforsyning til mikrofon NO312490B1 (no)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NO19992543A NO312490B1 (no) 1996-12-11 1999-05-26 Strömforsyning til mikrofon

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/DK1996/000521 WO1998026631A1 (en) 1996-12-11 1996-12-11 Power supply for microphone
NO19992543A NO312490B1 (no) 1996-12-11 1999-05-26 Strömforsyning til mikrofon

Publications (3)

Publication Number Publication Date
NO992543D0 true NO992543D0 (no) 1999-05-26
NO992543L NO992543L (no) 1999-07-28
NO312490B1 NO312490B1 (no) 2002-05-13

Family

ID=8155868

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19992543A NO312490B1 (no) 1996-12-11 1999-05-26 Strömforsyning til mikrofon

Country Status (13)

Country Link
US (1) US6427015B1 (no)
EP (1) EP0943225B1 (no)
JP (1) JP3556953B2 (no)
KR (1) KR100427709B1 (no)
AU (1) AU725165B2 (no)
BR (1) BR9612812A (no)
CA (1) CA2273858C (no)
DE (1) DE69612878T2 (no)
DK (1) DK0943225T3 (no)
ES (1) ES2158368T3 (no)
NO (1) NO312490B1 (no)
TW (1) TW465251B (no)
WO (1) WO1998026631A1 (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE277490T1 (de) * 2000-07-05 2004-10-15 Koninkl Philips Electronics Nv A/d umwandler mit integrierter vorspannung für mikrofon
US7835531B2 (en) * 2004-03-30 2010-11-16 Akg Acoustics Gmbh Microphone system
JP4579778B2 (ja) * 2004-08-17 2010-11-10 ルネサスエレクトロニクス株式会社 センサ用電源回路およびそれを用いたマイクロホンユニット

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4041247A (en) * 1976-10-12 1977-08-09 Bell Telephone Laboratories, Incorporated Method and apparatus for operation of carbon microphones at low average current levels
DE3377765D1 (en) 1982-06-14 1988-09-22 Neumann Gmbh Georg Microphone
JP2807853B2 (ja) * 1993-01-29 1998-10-08 リオン株式会社 出力回路
GB2293740B (en) * 1994-09-29 1999-02-03 Sony Uk Ltd Signal processing apparatus

Also Published As

Publication number Publication date
CA2273858A1 (en) 1998-06-18
EP0943225B1 (en) 2001-05-16
JP3556953B2 (ja) 2004-08-25
BR9612812A (pt) 2000-03-14
NO312490B1 (no) 2002-05-13
AU1065997A (en) 1998-07-03
JP2001505747A (ja) 2001-04-24
NO992543L (no) 1999-07-28
AU725165B2 (en) 2000-10-05
DE69612878D1 (de) 2001-06-21
WO1998026631A1 (en) 1998-06-18
DK0943225T3 (da) 2001-08-13
TW465251B (en) 2001-11-21
ES2158368T3 (es) 2001-09-01
KR100427709B1 (ko) 2004-04-30
EP0943225A1 (en) 1999-09-22
DE69612878T2 (de) 2002-03-28
US6427015B1 (en) 2002-07-30
CA2273858C (en) 2004-02-03
KR20000057450A (ko) 2000-09-15

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