DE69904822T2 - Verfahren und Anordnung zur Aufnahme von Schallsignalen - Google Patents

Verfahren und Anordnung zur Aufnahme von Schallsignalen

Info

Publication number
DE69904822T2
DE69904822T2 DE69904822T DE69904822T DE69904822T2 DE 69904822 T2 DE69904822 T2 DE 69904822T2 DE 69904822 T DE69904822 T DE 69904822T DE 69904822 T DE69904822 T DE 69904822T DE 69904822 T2 DE69904822 T2 DE 69904822T2
Authority
DE
Germany
Prior art keywords
microphones
subtractor
microphone
signal
signals
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 - Lifetime
Application number
DE69904822T
Other languages
German (de)
English (en)
Other versions
DE69904822D1 (de
Inventor
Zlatan Ribic
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Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE69904822D1 publication Critical patent/DE69904822D1/de
Application granted granted Critical
Publication of DE69904822T2 publication Critical patent/DE69904822T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/40—Arrangements for obtaining a desired directivity characteristic
    • H04R25/405—Arrangements for obtaining a desired directivity characteristic by combining a plurality of transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/40—Arrangements for obtaining a desired directivity characteristic
    • H04R25/407—Circuits for combining signals of a plurality of transducers

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Holo Graphy (AREA)
  • Stereophonic Arrangements (AREA)
DE69904822T 1999-10-07 1999-10-07 Verfahren und Anordnung zur Aufnahme von Schallsignalen Expired - Lifetime DE69904822T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP99890319A EP1091615B1 (en) 1999-10-07 1999-10-07 Method and apparatus for picking up sound

Publications (2)

Publication Number Publication Date
DE69904822D1 DE69904822D1 (de) 2003-02-13
DE69904822T2 true DE69904822T2 (de) 2003-11-06

Family

ID=8244019

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69904822T Expired - Lifetime DE69904822T2 (de) 1999-10-07 1999-10-07 Verfahren und Anordnung zur Aufnahme von Schallsignalen

Country Status (8)

Country Link
US (1) US7020290B1 (enExample)
EP (1) EP1091615B1 (enExample)
JP (1) JP4428901B2 (enExample)
AT (1) ATE230917T1 (enExample)
AU (1) AU7289300A (enExample)
CA (1) CA2386584A1 (enExample)
DE (1) DE69904822T2 (enExample)
WO (1) WO2001026415A1 (enExample)

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Also Published As

Publication number Publication date
AU7289300A (en) 2001-05-10
US7020290B1 (en) 2006-03-28
EP1091615B1 (en) 2003-01-08
JP4428901B2 (ja) 2010-03-10
EP1091615A1 (en) 2001-04-11
DE69904822D1 (de) 2003-02-13
ATE230917T1 (de) 2003-01-15
WO2001026415A1 (en) 2001-04-12
CA2386584A1 (en) 2001-04-12
JP2003511878A (ja) 2003-03-25

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Representative=s name: STREHL, SCHUEBEL-HOPF & PARTNER, 80538 MUENCHEN