FR2212653B1 - - Google Patents

Info

Publication number
FR2212653B1
FR2212653B1 FR7300013A FR7300013A FR2212653B1 FR 2212653 B1 FR2212653 B1 FR 2212653B1 FR 7300013 A FR7300013 A FR 7300013A FR 7300013 A FR7300013 A FR 7300013A FR 2212653 B1 FR2212653 B1 FR 2212653B1
Authority
FR
France
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
FR7300013A
Other languages
French (fr)
Other versions
FR2212653A1 (enrdf_load_stackoverflow
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.)
Lignes Telegraphiques et Telephoniques LTT SA
Original Assignee
Lignes Telegraphiques et Telephoniques LTT 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 Lignes Telegraphiques et Telephoniques LTT SA filed Critical Lignes Telegraphiques et Telephoniques LTT SA
Priority to FR7300013A priority Critical patent/FR2212653B1/fr
Priority to DE2400059A priority patent/DE2400059A1/de
Priority to US429741A priority patent/US3860893A/en
Priority to GB8074A priority patent/GB1453751A/en
Publication of FR2212653A1 publication Critical patent/FR2212653A1/fr
Application granted granted Critical
Publication of FR2212653B1 publication Critical patent/FR2212653B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/38—One-way transmission networks, i.e. unilines
FR7300013A 1973-01-02 1973-01-02 Expired FR2212653B1 (enrdf_load_stackoverflow)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7300013A FR2212653B1 (enrdf_load_stackoverflow) 1973-01-02 1973-01-02
DE2400059A DE2400059A1 (de) 1973-01-02 1974-01-02 Integrierter zirkulator mit drei anschluessen und aktiven schaltungen fuer hoechstfrequenzen
US429741A US3860893A (en) 1973-01-02 1974-01-02 Wide band active circuit three-port circulator for ultra-high frequencies and microwaves
GB8074A GB1453751A (en) 1973-01-02 1974-01-02 Active circuit three-port circulator for ultra-high and micro wave frequencies

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7300013A FR2212653B1 (enrdf_load_stackoverflow) 1973-01-02 1973-01-02

Publications (2)

Publication Number Publication Date
FR2212653A1 FR2212653A1 (enrdf_load_stackoverflow) 1974-07-26
FR2212653B1 true FR2212653B1 (enrdf_load_stackoverflow) 1977-04-22

Family

ID=9112817

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7300013A Expired FR2212653B1 (enrdf_load_stackoverflow) 1973-01-02 1973-01-02

Country Status (4)

Country Link
US (1) US3860893A (enrdf_load_stackoverflow)
DE (1) DE2400059A1 (enrdf_load_stackoverflow)
FR (1) FR2212653B1 (enrdf_load_stackoverflow)
GB (1) GB1453751A (enrdf_load_stackoverflow)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1531447A (en) * 1974-11-14 1978-11-08 Philips Electronic Associated Three-port circulator or gyrator circuit arrangement
US4679010A (en) * 1985-12-20 1987-07-07 Itt Gallium Arsenide Technology Center, A Division Of Itt Corporation Microwave circulator comprising a plurality of directional couplers connected together by isolation amplifiers
US4801901A (en) * 1987-03-13 1989-01-31 Hittite Microwave Corporation Non-ferrite non-reciprocal phase shifter and circulator
US5101179A (en) * 1990-11-14 1992-03-31 Hittite Microwave Corporation Y-connected three port circulator
US5144266A (en) * 1991-02-04 1992-09-01 Motorola, Inc. Broadband high frequency active MMIC circulator
DE19508429A1 (de) * 1995-03-09 1996-09-12 Daimler Benz Ag Zirkulatoranordnung
US9641156B1 (en) * 2014-11-26 2017-05-02 Hrl Laboratories, Llc Active circulator with cascode transistor
US9893401B2 (en) 2014-11-26 2018-02-13 Hrl Laboratories, Llc Effective biasing active circulator with RF choke concept

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3513401A (en) * 1966-04-15 1970-05-19 Hitachi Ltd Circuit arrangements employing active elements therein functioning as circulators,gyrators,inductors or filters
GB1227812A (enrdf_load_stackoverflow) * 1968-03-15 1971-04-07
US3716729A (en) * 1969-09-08 1973-02-13 Post Office All-pass and low-pass filter comprised of active element circulators
US3700832A (en) * 1971-08-19 1972-10-24 Bell Telephone Labor Inc N-port circulator

Also Published As

Publication number Publication date
US3860893A (en) 1975-01-14
FR2212653A1 (enrdf_load_stackoverflow) 1974-07-26
DE2400059A1 (de) 1974-08-15
GB1453751A (en) 1976-10-27

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Legal Events

Date Code Title Description
ST Notification of lapse