DE2113053A1 - Verfahren und Vorrichtung zum Steuern eines elektrischen Stromkreises - Google Patents

Verfahren und Vorrichtung zum Steuern eines elektrischen Stromkreises

Info

Publication number
DE2113053A1
DE2113053A1 DE19712113053 DE2113053A DE2113053A1 DE 2113053 A1 DE2113053 A1 DE 2113053A1 DE 19712113053 DE19712113053 DE 19712113053 DE 2113053 A DE2113053 A DE 2113053A DE 2113053 A1 DE2113053 A1 DE 2113053A1
Authority
DE
Germany
Prior art keywords
electret
induction electrode
electric field
field
electrode
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.)
Pending
Application number
DE19712113053
Other languages
German (de)
English (en)
Inventor
Shoji Uchikawa
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.)
Kureha Corp
Original Assignee
Kureha Corp
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
Priority claimed from JP45022660A external-priority patent/JPS5019179B1/ja
Application filed by Kureha Corp filed Critical Kureha Corp
Publication of DE2113053A1 publication Critical patent/DE2113053A1/de
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/007—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using field-effect transistors [FET]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/687—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors
    • H03K17/6877—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors the control circuit comprising active elements different from those used in the output circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/965—Switches controlled by moving an element forming part of the switch
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/965—Switches controlled by moving an element forming part of the switch
    • H03K17/975—Switches controlled by moving an element forming part of the switch using a capacitive movable element

Landscapes

  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Micromachines (AREA)
  • Electronic Switches (AREA)
DE19712113053 1970-03-19 1971-03-18 Verfahren und Vorrichtung zum Steuern eines elektrischen Stromkreises Pending DE2113053A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP45022660A JPS5019179B1 (enExample) 1970-03-19 1970-03-19
US12579171A 1971-03-18 1971-03-18
US401296A US3875433A (en) 1970-03-19 1973-09-27 Circuit controlling system

Publications (1)

Publication Number Publication Date
DE2113053A1 true DE2113053A1 (de) 1971-09-30

Family

ID=27283933

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712113053 Pending DE2113053A1 (de) 1970-03-19 1971-03-18 Verfahren und Vorrichtung zum Steuern eines elektrischen Stromkreises

Country Status (4)

Country Link
US (1) US3875433A (enExample)
DE (1) DE2113053A1 (enExample)
GB (1) GB1343441A (enExample)
NL (1) NL7103708A (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3978508A (en) * 1975-03-14 1976-08-31 Rca Corporation Pressure sensitive field effect device
US4001628A (en) * 1976-02-25 1977-01-04 Westinghouse Electric Corporation Low-pressure fluorescent discharge device which utilizes both inorganic and organic phosphors
DE2636739A1 (de) * 1976-08-14 1978-02-16 Rollei Werke Franke Heidecke Positions-indikator
US4264331A (en) * 1977-08-03 1981-04-28 Johnson Controls, Inc. Charged non-conductive polar gas sensing element and detection system
US4509193A (en) * 1983-07-11 1985-04-02 Industrial Research Products, Inc. Miniature acoustical transducer with filter/regulator power supply circuit
DE3537316C1 (de) * 1985-10-19 1987-03-12 Hirschmann Radiotechnik Schaltungsanordnung fuer einen Infrarot-Raumueberwachungsdetektor
US4767973A (en) * 1987-07-06 1988-08-30 Sarcos Incorporated Systems and methods for sensing position and movement
IT1229151B (it) * 1989-04-07 1991-07-22 Hesa Spa Dispositivo di allarme o di segnalazione il cui elemento sensore e' costituito da un cavo coassiale schermato polarizzato in corrente continua
US5590014A (en) * 1995-03-16 1996-12-31 Lockheed Martin Corporation Method and apparatus for supplying electric power
JP2005529574A (ja) * 2002-06-07 2005-09-29 カリフォルニア インスティテュート オブ テクノロジー エレクトレット発電装置および方法
AU2003238881A1 (en) * 2002-06-07 2003-12-22 California Institute Of Technology Method and resulting device for fabricating electret materials on bulk substrates

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1804364A (en) * 1930-07-12 1931-05-05 Pacent Electric Company Inc Pickup
US2663802A (en) * 1951-12-11 1953-12-22 Philip E Ohmart Neutron detector
US2708746A (en) * 1952-03-19 1955-05-17 Joseph D Shaw Approach signal system with selfadjusting control
US3300585A (en) * 1963-09-04 1967-01-24 Northern Electric Co Self-polarized electrostatic microphone-semiconductor amplifier combination
US3436492A (en) * 1966-01-17 1969-04-01 Northern Electric Co Field effect electroacoustic transducer
US3392349A (en) * 1967-02-23 1968-07-09 Applic Eng Corp Mass proximity sensor
US3646372A (en) * 1967-06-05 1972-02-29 Norfin Electronic device for detecting the passage of nonconductive sheets
US3543056A (en) * 1967-08-07 1970-11-24 Johnson Service Co Proximity detection system using field effect transistors
US3571666A (en) * 1968-04-12 1971-03-23 Wagner Electric Corp Double-action capacitance-responsive switching circuit
US3748727A (en) * 1968-07-11 1973-07-31 W Swain Method of making electret transducers
DE1810613B2 (de) * 1968-11-23 1973-09-27 Walther-Bueromaschinen Gmbh, 7921 Gerstetten Magnetisch betätigter kontakt loser elektrischer Schalter

Also Published As

Publication number Publication date
NL7103708A (enExample) 1971-09-21
US3875433A (en) 1975-04-01
GB1343441A (en) 1974-01-10

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Legal Events

Date Code Title Description
OHW Rejection