GB2092825B - Variable capacitor - Google Patents

Variable capacitor

Info

Publication number
GB2092825B
GB2092825B GB8138231A GB8138231A GB2092825B GB 2092825 B GB2092825 B GB 2092825B GB 8138231 A GB8138231 A GB 8138231A GB 8138231 A GB8138231 A GB 8138231A GB 2092825 B GB2092825 B GB 2092825B
Authority
GB
United Kingdom
Prior art keywords
variable capacitor
capacitor
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
GB8138231A
Other languages
English (en)
Other versions
GB2092825A (en
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.)
Faurecia Clarion Electronics Co Ltd
Original Assignee
Clarion Co 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 Clarion Co Ltd filed Critical Clarion Co Ltd
Publication of GB2092825A publication Critical patent/GB2092825A/en
Application granted granted Critical
Publication of GB2092825B publication Critical patent/GB2092825B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D1/00—Resistors, capacitors or inductors
    • H10D1/60—Capacitors
    • H10D1/62—Capacitors having potential barriers
    • H10D1/64—Variable-capacitance diodes, e.g. varactors 
GB8138231A 1980-12-18 1981-12-18 Variable capacitor Expired GB2092825B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55180060A JPS57103367A (en) 1980-12-18 1980-12-18 Variable-capacitance device

Publications (2)

Publication Number Publication Date
GB2092825A GB2092825A (en) 1982-08-18
GB2092825B true GB2092825B (en) 1985-01-03

Family

ID=16076775

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8138231A Expired GB2092825B (en) 1980-12-18 1981-12-18 Variable capacitor

Country Status (5)

Country Link
US (1) US4449141A (enExample)
JP (1) JPS57103367A (enExample)
DE (1) DE3150059A1 (enExample)
FR (1) FR2496992A1 (enExample)
GB (1) GB2092825B (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2104725B (en) * 1981-07-17 1986-04-09 Clarion Co Ltd Variable capacitance device
JPS5923569A (ja) * 1982-07-29 1984-02-07 Matsushita Electronics Corp 半導体可変容量素子
JPS59154077A (ja) * 1983-02-23 1984-09-03 Clarion Co Ltd 可変容量素子
JP2755135B2 (ja) * 1993-11-25 1998-05-20 日本電気株式会社 可変容量装置および該可変容量装置を有する半導体集積回路装置
GB9416900D0 (en) * 1994-08-20 1994-10-12 Philips Electronics Uk Ltd A variable capacitance semiconductor diode
US6369671B1 (en) * 1999-03-30 2002-04-09 International Business Machines Corporation Voltage controlled transmission line with real-time adaptive control
US6762481B2 (en) 2002-10-08 2004-07-13 The University Of Houston System Electrically programmable nonvolatile variable capacitor
EP1555753A1 (en) * 2004-01-14 2005-07-20 Dialog Semiconductor GmbH High Q linear controlled variable capacitor
EP1555752A1 (en) * 2004-01-14 2005-07-20 Dialog Semiconductor GmbH High Q linear controlled variable capacitor using translinear amplifier
US9484471B2 (en) * 2014-09-12 2016-11-01 Qorvo Us, Inc. Compound varactor

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6915021A (enExample) * 1968-12-17 1970-06-19
US3969750A (en) * 1974-02-12 1976-07-13 International Business Machines Corporation Diffused junction capacitor and process for producing the same
US3953264A (en) * 1974-08-29 1976-04-27 International Business Machines Corporation Integrated heater element array and fabrication method
JPS51123080A (en) * 1975-04-21 1976-10-27 Hitachi Ltd Variable capacitance element
NL7609587A (nl) * 1975-09-08 1977-03-10 Ncr Co Elektrisch afstembare mnos-capaciteit.
JPS548983A (en) * 1977-06-23 1979-01-23 Mitsubishi Electric Corp High-frequency and high-output transistor
JPS55120177A (en) * 1979-03-12 1980-09-16 Clarion Co Ltd Variable capacitance diode with plural electrode structures
JPS55120178A (en) * 1979-03-12 1980-09-16 Clarion Co Ltd Mis variable capacitance diode with plural electrode structures
JPS55120173A (en) * 1979-03-12 1980-09-16 Clarion Co Ltd Schottky type variable capacitance diode with plural electrode structures
JPS55120174A (en) * 1979-03-12 1980-09-16 Clarion Co Ltd P-n junction variable capacitance diode with plural electrode structures

Also Published As

Publication number Publication date
US4449141A (en) 1984-05-15
GB2092825A (en) 1982-08-18
FR2496992B1 (enExample) 1984-05-04
JPS57103367A (en) 1982-06-26
DE3150059A1 (de) 1982-08-05
FR2496992A1 (fr) 1982-06-25

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19930318

PCNP Patent ceased through non-payment of renewal fee

Effective date: 19931218