DE1945649B2 - Auf mechanische spannung ansprechendes bauelement und anwen dungen hiervon - Google Patents

Auf mechanische spannung ansprechendes bauelement und anwen dungen hiervon

Info

Publication number
DE1945649B2
DE1945649B2 DE19691945649 DE1945649A DE1945649B2 DE 1945649 B2 DE1945649 B2 DE 1945649B2 DE 19691945649 DE19691945649 DE 19691945649 DE 1945649 A DE1945649 A DE 1945649A DE 1945649 B2 DE1945649 B2 DE 1945649B2
Authority
DE
Germany
Prior art keywords
crystal
mechanical tension
axes
component according
applying
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.)
Withdrawn
Application number
DE19691945649
Other languages
German (de)
English (en)
Other versions
DE1945649A1 (de
Inventor
Kenchiro Tokio Kumada Akio Kodaira Koga Masashi Kokubunji Aizu, (Japan)
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE1945649A1 publication Critical patent/DE1945649A1/de
Publication of DE1945649B2 publication Critical patent/DE1945649B2/de
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/03—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
    • G02F1/05—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect with ferro-electric properties
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
    • G02F1/31—Digital deflection, i.e. optical switching
    • 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
    • H01G7/025—Electrets, i.e. having a permanently-polarised dielectric having an inorganic dielectric
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/22—Attenuating devices
    • H01P1/222—Waveguide attenuators
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C7/00—Modulating electromagnetic waves
    • H03C7/02—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas
    • H03C7/022—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas using ferromagnetic devices, e.g. ferrites

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Electromagnetism (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Inorganic Insulating Materials (AREA)
  • Non-Reversible Transmitting Devices (AREA)
  • Radiation Pyrometers (AREA)
DE19691945649 1968-09-13 1969-09-09 Auf mechanische spannung ansprechendes bauelement und anwen dungen hiervon Withdrawn DE1945649B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP43065586A JPS4920915B1 (OSRAM) 1968-09-13 1968-09-13

Publications (2)

Publication Number Publication Date
DE1945649A1 DE1945649A1 (de) 1970-03-26
DE1945649B2 true DE1945649B2 (de) 1972-01-20

Family

ID=13291243

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691945649 Withdrawn DE1945649B2 (de) 1968-09-13 1969-09-09 Auf mechanische spannung ansprechendes bauelement und anwen dungen hiervon

Country Status (6)

Country Link
US (1) US3764197A (OSRAM)
JP (1) JPS4920915B1 (OSRAM)
DE (1) DE1945649B2 (OSRAM)
FR (1) FR2018082A1 (OSRAM)
GB (1) GB1289350A (OSRAM)
NL (1) NL152988B (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59147274A (ja) * 1983-02-10 1984-08-23 Hitachi Ltd 光方式電界測定装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1694661A (en) * 1928-12-11 of berlin
US3539244A (en) * 1966-08-23 1970-11-10 Sperry Rand Corp Electromagnetic radiation deflection apparatus employing electro-optic or electro-acoustical devices
US3586415A (en) * 1968-03-30 1971-06-22 Hitachi Ltd Light modulator element

Also Published As

Publication number Publication date
JPS4920915B1 (OSRAM) 1974-05-28
NL6913860A (OSRAM) 1970-03-17
DE1945649A1 (de) 1970-03-26
NL152988B (nl) 1977-04-15
FR2018082A1 (OSRAM) 1970-05-29
GB1289350A (OSRAM) 1972-09-13
US3764197A (en) 1973-10-09

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Legal Events

Date Code Title Description
E77 Valid patent as to the heymanns-index 1977
EHJ Ceased/non-payment of the annual fee
EI Miscellaneous see part 3
EILA Invalidation of the cancellation of the patent
8339 Ceased/non-payment of the annual fee