DE3568113D1 - Dc voltage-controllable element with variable capacity - Google Patents

Dc voltage-controllable element with variable capacity

Info

Publication number
DE3568113D1
DE3568113D1 DE8585401264T DE3568113T DE3568113D1 DE 3568113 D1 DE3568113 D1 DE 3568113D1 DE 8585401264 T DE8585401264 T DE 8585401264T DE 3568113 T DE3568113 T DE 3568113T DE 3568113 D1 DE3568113 D1 DE 3568113D1
Authority
DE
Germany
Prior art keywords
voltage
variable capacity
controllable element
controllable
variable
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.)
Expired
Application number
DE8585401264T
Other languages
English (en)
Inventor
John Magarshack
Erhard Kohn
Ernesto Perea
Dimitrios Pavlidis
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Application granted granted Critical
Publication of DE3568113D1 publication Critical patent/DE3568113D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
    • H01L29/86—Types of semiconductor device ; Multistep manufacturing processes therefor controllable only by variation of the electric current supplied, or only the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated or switched
    • H01L29/92—Capacitors having potential barriers
    • H01L29/93—Variable capacitance diodes, e.g. varactors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Ceramic Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Semiconductor Integrated Circuits (AREA)
  • Networks Using Active Elements (AREA)
DE8585401264T 1984-07-03 1985-06-25 Dc voltage-controllable element with variable capacity Expired DE3568113D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8410521A FR2567325B1 (fr) 1984-07-03 1984-07-03 Element a capacite variable, commandable par une tension continue

Publications (1)

Publication Number Publication Date
DE3568113D1 true DE3568113D1 (en) 1989-03-09

Family

ID=9305735

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585401264T Expired DE3568113D1 (en) 1984-07-03 1985-06-25 Dc voltage-controllable element with variable capacity

Country Status (4)

Country Link
US (1) US4721985A (de)
EP (1) EP0169122B1 (de)
DE (1) DE3568113D1 (de)
FR (1) FR2567325B1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5310425A (en) * 1987-05-19 1994-05-10 Tdk Corporation Toner concentration detector for a two-component developer
JPH0728023B2 (ja) * 1989-02-17 1995-03-29 住友電気工業株式会社 マイクロ波集積回路
US5140382A (en) * 1989-02-17 1992-08-18 Sumitomo Electric Industries, Ltd. Microwave integrated circuit using a distributed line with a variable effective length
US5220194A (en) * 1989-11-27 1993-06-15 Motorola, Inc. Tunable capacitor with RF-DC isolation
FR2671243B1 (fr) * 1990-12-28 1993-03-12 Thomson Composants Microondes Procede de dephasage d'un signal electrique, et dephaseur base sur ce procede.
TW267260B (de) * 1993-12-29 1996-01-01 Tif Kk
KR0137070B1 (en) * 1994-07-26 1998-04-24 Korea Advanced Inst Sci & Tech A variable capacitance diode with area controlled
US6222247B1 (en) * 1999-12-02 2001-04-24 United Microelectronics Corp. Semiconductor resistor that can be withstand high voltages
DE10222764B4 (de) * 2002-05-15 2011-06-01 Ihp Gmbh - Innovations For High Performance Microelectronics / Leibniz-Institut Für Innovative Mikroelektronik Halbleitervaraktor und damit aufgebauter Oszillator
JP4857531B2 (ja) 2004-07-08 2012-01-18 三菱電機株式会社 半導体装置
US20060125012A1 (en) * 2004-12-09 2006-06-15 Honeywell International Inc. Varactor

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3210696A (en) * 1961-02-10 1965-10-05 Westinghouse Electric Corp Bridged-t filter
US3258723A (en) * 1962-01-30 1966-06-28 Osafune ia
US3535600A (en) * 1968-10-10 1970-10-20 Gen Electric Mos varactor diode
US3675161A (en) * 1968-10-12 1972-07-04 Matsushita Electronics Corp Varactor-controlled pn junction semiconductor microwave oscillation device
DE1803883A1 (de) * 1968-10-18 1970-05-27 Siemens Ag Durch mindestens zwei abstimmbare Kapazitaetsdioden gesteuerte elektrische Anordnung
US3761823A (en) * 1971-07-27 1973-09-25 Philco Ford Corp Automotive radio rundown noise eliminator
US3805198A (en) * 1972-08-28 1974-04-16 Bell Telephone Labor Inc Resonance control in interdigital capacitors useful as dc breaks in diode oscillator circuits
US3825858A (en) * 1973-02-23 1974-07-23 Hitachi Ltd Local oscillator for use in a vhf tuner for a television receiver
GB1543363A (en) * 1975-02-26 1979-04-04 Nippon Electric Co Dual-gate schottky barrier gate field effect transistors
DE2829212A1 (de) * 1978-07-03 1980-01-17 Philips Patentverwaltung Planare doppel-kapazitaetsdiode
US4399417A (en) * 1980-06-06 1983-08-16 Bell Telephone Laboratories, Incorporated Integrated CRC filter circuit
DE3028820A1 (de) * 1980-07-30 1982-02-25 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Kapazitaetsvariationsdiode
JPS57103366A (en) * 1980-12-18 1982-06-26 Clarion Co Ltd Variable-capacitance device
US4481487A (en) * 1981-08-14 1984-11-06 Texas Instruments Incorporated Monolithic microwave wide-band VCO

Also Published As

Publication number Publication date
EP0169122A1 (de) 1986-01-22
US4721985A (en) 1988-01-26
EP0169122B1 (de) 1989-02-01
FR2567325A1 (fr) 1986-01-10
FR2567325B1 (fr) 1986-11-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee