AT330267B - PROCESS FOR THE PERMANENT POLARIZATION OF PIEZOELECTRIC MATERIAL USING ELECTRIC FIELDS - Google Patents

PROCESS FOR THE PERMANENT POLARIZATION OF PIEZOELECTRIC MATERIAL USING ELECTRIC FIELDS

Info

Publication number
AT330267B
AT330267B AT542673A AT542673A AT330267B AT 330267 B AT330267 B AT 330267B AT 542673 A AT542673 A AT 542673A AT 542673 A AT542673 A AT 542673A AT 330267 B AT330267 B AT 330267B
Authority
AT
Austria
Prior art keywords
piezoelectric material
electric fields
permanent polarization
polarization
permanent
Prior art date
Application number
AT542673A
Other languages
German (de)
Other versions
ATA542673A (en
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 ATA542673A publication Critical patent/ATA542673A/en
Application granted granted Critical
Publication of AT330267B publication Critical patent/AT330267B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G7/00—Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
    • H01G7/02—Electrets, i.e. having a permanently-polarised dielectric
    • 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
    • H10N30/01—Manufacture or treatment
    • H10N30/04—Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning
    • H10N30/045—Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning by polarising

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Inorganic Insulating Materials (AREA)
  • Catalysts (AREA)
AT542673A 1972-07-17 1973-06-20 PROCESS FOR THE PERMANENT POLARIZATION OF PIEZOELECTRIC MATERIAL USING ELECTRIC FIELDS AT330267B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2235055A DE2235055C3 (en) 1972-07-17 1972-07-17 Process for the permanent polarization of piezoelectric material

Publications (2)

Publication Number Publication Date
ATA542673A ATA542673A (en) 1975-09-15
AT330267B true AT330267B (en) 1976-06-25

Family

ID=5850859

Family Applications (1)

Application Number Title Priority Date Filing Date
AT542673A AT330267B (en) 1972-07-17 1973-06-20 PROCESS FOR THE PERMANENT POLARIZATION OF PIEZOELECTRIC MATERIAL USING ELECTRIC FIELDS

Country Status (16)

Country Link
JP (1) JPS4944299A (en)
AR (1) AR198231A1 (en)
AT (1) AT330267B (en)
BE (1) BE802438A (en)
CA (1) CA1000420A (en)
CH (1) CH570709A5 (en)
DE (1) DE2235055C3 (en)
FI (1) FI61108C (en)
FR (1) FR2237338B1 (en)
GB (1) GB1432879A (en)
IN (1) IN140672B (en)
IT (1) IT993582B (en)
LU (1) LU68020A1 (en)
NL (1) NL7309892A (en)
SE (1) SE380668B (en)
YU (1) YU173173A (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5222798A (en) * 1975-08-13 1977-02-21 Matsushita Electric Ind Co Ltd Polarizing method of piezoelectric porcelain
JPS5376705U (en) * 1976-11-30 1978-06-27
JPS53136667A (en) * 1977-05-02 1978-11-29 Fujitsu Ltd Method of producing printed board
JPS5421599A (en) * 1977-07-19 1979-02-17 Sato Risaburou Process for polarizing piezoelectric ceramic
JPS56110300A (en) * 1980-02-05 1981-09-01 Tdk Electronics Co Ltd Radio wave dark chamber
DE3129015A1 (en) * 1981-07-22 1983-02-10 Siemens AG, 1000 Berlin und 8000 München Method for the adjustment of piezoelectric driving elements
US4459634A (en) * 1982-10-22 1984-07-10 Pennwalt Corporation Reverse field stabilization of polarized polymer films
JPS59129494A (en) * 1983-01-14 1984-07-25 ティーディーケイ株式会社 Radio wave absorber
JPH07105684B2 (en) * 1990-07-24 1995-11-13 株式会社村田製作所 Piezoelectric polarization method
JPH05243884A (en) * 1992-02-27 1993-09-21 Murata Mfg Co Ltd Piezoelectric polarization method
DE19946718C2 (en) * 1999-09-29 2002-01-10 Siemens Ag Pretreatment process for an electro-mechanical converter
JP5024589B2 (en) * 2005-12-14 2012-09-12 リコープリンティングシステムズ株式会社 Droplet discharge device, droplet discharge characteristic correction method, and ink jet recording apparatus
DE102012111972A1 (en) * 2012-12-07 2014-06-12 Epcos Ag Method for producing an electronic component

Also Published As

Publication number Publication date
AU5748673A (en) 1975-01-09
BE802438A (en) 1973-11-16
CH570709A5 (en) 1975-12-15
LU68020A1 (en) 1973-09-17
NL7309892A (en) 1974-01-21
DE2235055A1 (en) 1974-01-31
SE380668B (en) 1975-11-10
FI61108B (en) 1982-01-29
FR2237338A1 (en) 1975-02-07
YU173173A (en) 1982-05-31
IT993582B (en) 1975-09-30
FR2237338B1 (en) 1978-03-24
GB1432879A (en) 1976-04-22
JPS4944299A (en) 1974-04-25
DE2235055B2 (en) 1975-04-30
FI61108C (en) 1982-05-10
DE2235055C3 (en) 1975-12-11
AR198231A1 (en) 1974-06-07
ATA542673A (en) 1975-09-15
CA1000420A (en) 1976-11-23
IN140672B (en) 1976-12-11

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Legal Events

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