AT303144B - Converter with at least one piezoelectric semiconductor in the form of a whisker crystal - Google Patents

Converter with at least one piezoelectric semiconductor in the form of a whisker crystal

Info

Publication number
AT303144B
AT303144B AT339771A AT339771A AT303144B AT 303144 B AT303144 B AT 303144B AT 339771 A AT339771 A AT 339771A AT 339771 A AT339771 A AT 339771A AT 303144 B AT303144 B AT 303144B
Authority
AT
Austria
Prior art keywords
converter
piezoelectric semiconductor
whisker crystal
whisker
crystal
Prior art date
Application number
AT339771A
Other languages
German (de)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of AT303144B publication Critical patent/AT303144B/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
    • H04R23/006—Transducers other than those covered by groups H04R9/00 - H04R21/00 using solid state devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/30—Piezoelectric or electrostrictive devices with mechanical input and electrical output, e.g. functioning as generators or sensors
    • H10N30/302—Sensors

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Ceramic Engineering (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Computer Hardware Design (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Measuring Fluid Pressure (AREA)
AT339771A 1970-04-24 1971-04-21 Converter with at least one piezoelectric semiconductor in the form of a whisker crystal AT303144B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7005963A NL7005963A (en) 1970-04-24 1970-04-24

Publications (1)

Publication Number Publication Date
AT303144B true AT303144B (en) 1972-11-10

Family

ID=19809936

Family Applications (1)

Application Number Title Priority Date Filing Date
AT339771A AT303144B (en) 1970-04-24 1971-04-21 Converter with at least one piezoelectric semiconductor in the form of a whisker crystal

Country Status (6)

Country Link
JP (1) JPS529118B1 (en)
AT (1) AT303144B (en)
DE (1) DE2115929C3 (en)
FR (1) FR2086313B1 (en)
GB (1) GB1343324A (en)
NL (1) NL7005963A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2489524A (en) * 2011-04-01 2012-10-03 Camtech Invest Ltd Electro-magnetic or acoustic wave transmission methods or antennas
CN107533520B (en) * 2015-04-22 2021-03-23 稻毛浩 Information processing system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1361258A (en) * 1962-08-13 1964-05-15 Western Electric Co Strain transducers
NL143436B (en) * 1966-12-14 1974-10-15 Philips Nv PROCESS FOR MANUFACTURING WIRE-SHAPED SILICON CARBIDE CRYSTALS AND ARTICLES WHOLLY OR PARTICULATED OF THESE CRYSTALS.

Also Published As

Publication number Publication date
JPS529118B1 (en) 1977-03-14
DE2115929A1 (en) 1971-11-04
GB1343324A (en) 1974-01-10
DE2115929B2 (en) 1975-08-14
DE2115929C3 (en) 1979-03-15
FR2086313A1 (en) 1971-12-31
NL7005963A (en) 1971-10-26
FR2086313B1 (en) 1974-09-27

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee