IL138459A0 - Membranes for optical microphone/sensors - Google Patents

Membranes for optical microphone/sensors

Info

Publication number
IL138459A0
IL138459A0 IL13845900A IL13845900A IL138459A0 IL 138459 A0 IL138459 A0 IL 138459A0 IL 13845900 A IL13845900 A IL 13845900A IL 13845900 A IL13845900 A IL 13845900A IL 138459 A0 IL138459 A0 IL 138459A0
Authority
IL
Israel
Prior art keywords
membranes
sensors
optical microphone
microphone
optical
Prior art date
Application number
IL13845900A
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
Application filed by Phone Or Ltd filed Critical Phone Or Ltd
Priority to IL13845900A priority Critical patent/IL138459A0/en
Priority to EP01302813A priority patent/EP1189482A1/en
Priority to JP2001280534A priority patent/JP2002159095A/en
Publication of IL138459A0 publication Critical patent/IL138459A0/en

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
    • 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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones
    • H04R7/14—Non-planar diaphragms or cones corrugated, pleated or ribbed
IL13845900A 2000-09-14 2000-09-14 Membranes for optical microphone/sensors IL138459A0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IL13845900A IL138459A0 (en) 2000-09-14 2000-09-14 Membranes for optical microphone/sensors
EP01302813A EP1189482A1 (en) 2000-09-14 2001-03-27 Membrane for optical microphone/sensor
JP2001280534A JP2002159095A (en) 2000-09-14 2001-09-14 Membrane for optical microphone/sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL13845900A IL138459A0 (en) 2000-09-14 2000-09-14 Membranes for optical microphone/sensors

Publications (1)

Publication Number Publication Date
IL138459A0 true IL138459A0 (en) 2001-10-31

Family

ID=11074628

Family Applications (1)

Application Number Title Priority Date Filing Date
IL13845900A IL138459A0 (en) 2000-09-14 2000-09-14 Membranes for optical microphone/sensors

Country Status (3)

Country Link
EP (1) EP1189482A1 (en)
JP (1) JP2002159095A (en)
IL (1) IL138459A0 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3953752B2 (en) * 2001-06-19 2007-08-08 株式会社ケンウッド Diaphragm structure of photoacoustic transducer
US20050078850A1 (en) * 2003-09-08 2005-04-14 Norton John M. Audio loudspeaker
GB201506046D0 (en) 2015-04-09 2015-05-27 Sinvent As Speech recognition

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB749551A (en) * 1953-11-18 1956-05-30 Eric Lionel Hutchings Improvements in or relating to expansible devices having at least one diaphragm-like member
GB927369A (en) * 1960-07-29 1963-05-29 Standard Telephones Cables Ltd Improvements in or relating to electro-acoustic transducers
JPS55162700A (en) * 1979-06-05 1980-12-18 Matsushita Electric Ind Co Ltd Optical microphone
US4434203A (en) * 1980-10-27 1984-02-28 Setra Systems, Inc. Diaphragm

Also Published As

Publication number Publication date
JP2002159095A (en) 2002-05-31
EP1189482A1 (en) 2002-03-20

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