GB1392106A - Modulator circuits - Google Patents

Modulator circuits

Info

Publication number
GB1392106A
GB1392106A GB2509672A GB2509672A GB1392106A GB 1392106 A GB1392106 A GB 1392106A GB 2509672 A GB2509672 A GB 2509672A GB 2509672 A GB2509672 A GB 2509672A GB 1392106 A GB1392106 A GB 1392106A
Authority
GB
United Kingdom
Prior art keywords
carrier
fet
gate
drain
modulator
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
GB2509672A
Other languages
English (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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of GB1392106A publication Critical patent/GB1392106A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/52—Modulators in which carrier or one sideband is wholly or partially suppressed
    • H03C1/54—Balanced modulators, e.g. bridge type, ring type or double balanced type
    • H03C1/542—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising semiconductor devices with at least three electrodes
    • H03C1/547—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising semiconductor devices with at least three electrodes using field-effect transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C2200/00—Indexing scheme relating to details of modulators or modulation methods covered by H03C
    • H03C2200/0037—Functional aspects of modulators
    • H03C2200/0079—Measures to linearise modulation or reduce distortion of modulation characteristics

Landscapes

  • Amplitude Modulation (AREA)
GB2509672A 1971-05-27 1972-05-26 Modulator circuits Expired GB1392106A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE6848/71A SE343735B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-05-27 1971-05-27

Publications (1)

Publication Number Publication Date
GB1392106A true GB1392106A (en) 1975-04-23

Family

ID=20269757

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2509672A Expired GB1392106A (en) 1971-05-27 1972-05-26 Modulator circuits

Country Status (6)

Country Link
US (1) US3772614A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2225768A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1392106A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT955942B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL7206907A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE343735B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4110713A (en) * 1976-11-19 1978-08-29 The United States Of America As Represented By The Secretary Of The Air Force Low offset field effect transistor correlator circuit
FR2573600B1 (fr) * 1984-11-20 1987-01-23 Radiotechnique Sa Circuit modulateur de signaux de television
US4705967A (en) * 1985-10-31 1987-11-10 Hazeltine Corporation Multifunction floating FET circuit
US6194978B1 (en) 1996-04-08 2001-02-27 Harry A. Romano Interrupt modulation method and apparatus
US6037830A (en) * 1998-05-08 2000-03-14 University Of Massachusetts Lowell Tailored field in multigate FETS
US6504416B1 (en) * 2001-08-14 2003-01-07 Stmicroelectronics, Inc. High linearity, low power voltage controlled resistor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3371290A (en) * 1965-04-30 1968-02-27 Bell Telephone Labor Inc Field effect transistor product modulator
US3512012A (en) * 1965-11-16 1970-05-12 United Aircraft Corp Field effect transistor circuit
US3444397A (en) * 1966-07-21 1969-05-13 Hughes Aircraft Co Voltage adjustable breakdown diode employing metal oxide silicon field effect transistor
GB1280656A (en) * 1968-11-27 1972-07-05 Wandel & Goltermann Reactance circuit
US3668561A (en) * 1970-06-29 1972-06-06 Rca Corp Field effect transistor modulator circuit

Also Published As

Publication number Publication date
DE2225768B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-10-17
IT955942B (it) 1973-09-29
US3772614A (en) 1973-11-13
SE343735B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-03-13
NL7206907A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-11-29
DE2225768A1 (de) 1972-12-07

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees