DE69615129T2 - Rauschdämfersystem - Google Patents

Rauschdämfersystem

Info

Publication number
DE69615129T2
DE69615129T2 DE1996615129 DE69615129T DE69615129T2 DE 69615129 T2 DE69615129 T2 DE 69615129T2 DE 1996615129 DE1996615129 DE 1996615129 DE 69615129 T DE69615129 T DE 69615129T DE 69615129 T2 DE69615129 T2 DE 69615129T2
Authority
DE
Germany
Prior art keywords
rauschdämfersystem
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
DE1996615129
Other languages
English (en)
Other versions
DE69615129D1 (de
Inventor
Alexander Paritsky
Alexander Kots
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.)
Phone Or Ltd
Original Assignee
Phone Or 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 IL11627495A external-priority patent/IL116274A0/xx
Application filed by Phone Or Ltd filed Critical Phone Or Ltd
Application granted granted Critical
Publication of DE69615129D1 publication Critical patent/DE69615129D1/de
Publication of DE69615129T2 publication Critical patent/DE69615129T2/de
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
    • 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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/38—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means in which sound waves act upon both sides of a diaphragm and incorporating acoustic phase-shifting means, e.g. pressure-gradient microphone
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
    • H04R23/008—Transducers other than those covered by groups H04R9/00 - H04R21/00 using optical signals for detecting or generating sound
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/40—Details of arrangements for obtaining desired directional characteristic by combining a number of identical transducers covered by H04R1/40 but not provided for in any of its subgroups
    • H04R2201/403—Linear arrays of transducers
DE1996615129 1995-12-07 1996-12-05 Rauschdämfersystem Expired - Fee Related DE69615129T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IL11627495A IL116274A0 (en) 1995-12-07 1995-12-07 System and methot for attenuation of noise
EP96201999 1996-07-17

Publications (2)

Publication Number Publication Date
DE69615129D1 DE69615129D1 (de) 2001-10-18
DE69615129T2 true DE69615129T2 (de) 2002-09-05

Family

ID=26142999

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1996615129 Expired - Fee Related DE69615129T2 (de) 1995-12-07 1996-12-05 Rauschdämfersystem

Country Status (3)

Country Link
EP (1) EP0777404B1 (de)
DE (1) DE69615129T2 (de)
ES (1) ES2162984T3 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001043494A1 (fr) * 1999-12-13 2001-06-14 Kabushiki Kaisha Kenwood Transducteur electroacoustique optique
IL140066A0 (en) * 2000-12-04 2002-02-10 Phone Or Ltd Optical microphone system and a method for forming same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2350010A (en) * 1941-12-26 1944-05-30 Glastonbury Bank & Trust Compa Microphone
US3004103A (en) * 1958-12-22 1961-10-10 Chance Vought Corp Noise-reducing microphone assembly
JPS6118916A (ja) * 1984-07-06 1986-01-27 Nec Corp 光マイクロフオン
IL111913A (en) * 1994-12-07 1997-07-13 Phone Or Ltd Sensor and a method for measuring distances to, and/or physical properties of, a medium

Also Published As

Publication number Publication date
EP0777404B1 (de) 2001-09-12
DE69615129D1 (de) 2001-10-18
EP0777404A1 (de) 1997-06-04
ES2162984T3 (es) 2002-01-16

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Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication of lapse of patent is to be deleted
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee