DK117782B - Omsætter til omsætning af mekanisme svingninger til elektriske svingninger. - Google Patents

Omsætter til omsætning af mekanisme svingninger til elektriske svingninger.

Info

Publication number
DK117782B
DK117782B DK73962AA DK73962A DK117782B DK 117782 B DK117782 B DK 117782B DK 73962A A DK73962A A DK 73962AA DK 73962 A DK73962 A DK 73962A DK 117782 B DK117782 B DK 117782B
Authority
DK
Denmark
Prior art keywords
oscillations
converts
conversion
electrical
electrical oscillations
Prior art date
Application number
DK73962AA
Other languages
Danish (da)
English (en)
Inventor
M Zerbst
G Winstel
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of DK117782B publication Critical patent/DK117782B/da

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
    • H04R23/006—Transducers other than those covered by groups H04R9/00 - H04R21/00 using solid state devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/24—Constructional features of resonators of material which is not piezoelectric, electrostrictive, or magnetostrictive
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R21/00—Variable-resistance transducers
    • H04R21/02—Microphones
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Pressure Sensors (AREA)
DK73962AA 1961-03-09 1962-02-16 Omsætter til omsætning af mekanisme svingninger til elektriske svingninger. DK117782B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES0072898 1961-03-09

Publications (1)

Publication Number Publication Date
DK117782B true DK117782B (da) 1970-06-01

Family

ID=7503549

Family Applications (1)

Application Number Title Priority Date Filing Date
DK73962AA DK117782B (da) 1961-03-09 1962-02-16 Omsætter til omsætning af mekanisme svingninger til elektriske svingninger.

Country Status (8)

Country Link
US (1) US3239611A (nl)
BE (1) BE614837A (nl)
CH (1) CH403864A (nl)
DE (1) DE1416334B2 (nl)
DK (1) DK117782B (nl)
FI (1) FI40808B (nl)
NL (2) NL275714A (nl)
SE (1) SE300021B (nl)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3624315A (en) * 1967-01-23 1971-11-30 Max E Broce Transducer apparatus and transducer amplifier system utilizing insulated gate semiconductor field effect devices
US3673354A (en) * 1969-05-08 1972-06-27 Matsushita Electric Ind Co Ltd Semiconductor stress transducer
US3691316A (en) * 1969-05-09 1972-09-12 Matsushita Electric Ind Co Ltd Semiconductor stress transducer

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2171793A (en) * 1937-02-24 1939-09-05 Aurex Corp Microphone
GB678766A (en) * 1950-05-24 1952-09-10 Fortiphone Ltd Improvements in or relating to microphones
DE970420C (de) * 1951-03-10 1958-09-18 Siemens Ag Elektrisches Halbleitergeraet
DE1006169B (de) * 1952-02-07 1957-04-11 Siemes & Halske Ag Anordnung zur Umwandlung mechanischer in elektrische Schwingungen
US2929885A (en) * 1953-05-20 1960-03-22 Rca Corp Semiconductor transducers
US2866014A (en) * 1955-10-31 1958-12-23 Bell Telephone Labor Inc Piezoresistive acoustic transducer
US2898477A (en) * 1955-10-31 1959-08-04 Bell Telephone Labor Inc Piezoelectric field effect semiconductor device
US3003900A (en) * 1957-11-12 1961-10-10 Pacific Semiconductors Inc Method for diffusing active impurities into semiconductor materials
US2907672A (en) * 1958-08-25 1959-10-06 Ford Motor Co Aurous coating on an optical element
US3031634A (en) * 1960-04-04 1962-04-24 Century Geophysical Corp Strain gauge

Also Published As

Publication number Publication date
NL275714A (nl) 1900-01-01
DE1416334B2 (de) 1972-09-28
FI40808B (nl) 1969-02-28
NL275027A (nl)
SE300021B (nl) 1968-04-01
CH403864A (de) 1965-12-15
US3239611A (en) 1966-03-08
BE614837A (fr) 1962-09-10
DE1416334A1 (de) 1969-01-09

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