FR1597008A - - Google Patents

Info

Publication number: FR1597008A
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

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.)

1967-12-21

Filing date

1968-12-20

Publication date

1970-06-22

1968-12-20 Application filed filed Critical

1970-06-22 Application granted granted Critical

1970-06-22 Publication of FR1597008A publication Critical patent/FR1597008A/fr

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/32—Non-reciprocal transmission devices
- H01P1/38—Circulators
- H01P1/383—Junction circulators, e.g. Y-circulators
- H01P1/39—Hollow waveguide circulators

FR1597008D 1967-12-21 1968-12-20 Expired FR1597008A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US69236667A	1967-12-21	1967-12-21

Publications (1)

Publication Number	Publication Date
FR1597008A true FR1597008A (fr)	1970-06-22

Family

ID=24780287

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1597008D Expired FR1597008A (fr)	1967-12-21	1968-12-20

Country Status (6)

Country	Link
US (1)	US3492601A (fr)
BE (1)	BE725654A (fr)
DE (1)	DE1815570A1 (fr)
FR (1)	FR1597008A (fr)
GB (1)	GB1245788A (fr)
NL (1)	NL156269B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1190547A (en) *	1969-03-05	1970-05-06	Standard Telephones Cables Ltd	Improvements in Electrical Waveguide Arrangements
US3617946A (en) *	1970-02-02	1971-11-02	Bell Telephone Labor Inc	Junction circulator wherein a conductive core extends within gyromagnetic material
DE3527189A1 (de) *	1985-07-30	1987-02-12	Ant Nachrichtentech	Hohlleiterverzweigungszirkulator fuer grosse hochfrequenzleistungen
US4801902A (en) *	1986-04-15	1989-01-31	Electromagnetic Sciences, Inc.	Waveguide circulator with I/O port impedance matching produced by ferrite-port gap dimensioning
DE19802070A1 (de) *	1998-01-21	1999-07-29	Bosch Gmbh Robert	E-Ebenen Hohlleiter-Zirkulator
US6147502A (en) *	1998-04-10	2000-11-14	Bechtel Bwxt Idaho, Llc	Method and apparatus for measuring butterfat and protein content using microwave absorption techniques
DE19846112C1 (de) *	1998-10-07	2000-05-04	Bosch Gmbh Robert	Hohlleiter-Zirkulator
DE60119739T2 (de) *	2001-10-10	2007-04-26	Ericsson Ab	Zirkulator
US9263783B2 (en)	2014-01-21	2016-02-16	Honeywell International Inc.	Waveguide circulator having stepped floor/ceiling and quarter-wave dielectric transformer
WO2016079907A1 (fr) *	2014-11-19	2016-05-26	日本電気株式会社	Circulateur et appareil de communications sans fil

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1073561B (de) *	1957-12-02	1960-01-21	N V Philips Gloeilampenfabrieken Eindhoven (Niederlande)	Hohlleiterzirkulator
US3085212A (en) *	1961-04-17	1963-04-09	Sperry Rand Corp	Tunable circulator
NL303018A (fr) *	1963-12-31	1965-10-25

1967
- 1967-12-21 US US692366A patent/US3492601A/en not_active Expired - Lifetime
1968
- 1968-12-13 NL NL6817931.A patent/NL156269B/xx not_active IP Right Cessation
- 1968-12-17 GB GB59923/68A patent/GB1245788A/en not_active Expired
- 1968-12-18 BE BE725654D patent/BE725654A/xx not_active IP Right Cessation
- 1968-12-19 DE DE19681815570 patent/DE1815570A1/de not_active Withdrawn
- 1968-12-20 FR FR1597008D patent/FR1597008A/fr not_active Expired

Also Published As

Publication number	Publication date
NL6817931A (fr)	1969-06-24
US3492601A (en)	1970-01-27
BE725654A (fr)	1969-05-29
NL156269B (nl)	1978-03-15
DE1815570A1 (de)	1969-12-04
DE1815570B2 (fr)	1970-07-09
GB1245788A (en)	1971-09-08

Publication	Publication Date	Title
AU425114B2 (fr)	1972-06-14
FR1597008A (fr)	1970-06-22
AU416737B2 (fr)	1971-09-03
AU2277767A (fr)	1968-12-12
AU342066A (fr)	1968-09-19
AU2977667A (fr)	1969-05-22
AU610966A (fr)	1968-11-28
AU2116667A (fr)	1969-04-03
AU2256867A (fr)	1968-12-05
AU2454867A (fr)	1969-01-16
AU2528767A (fr)	1970-01-08
AU3151267A (fr)	1968-01-08
AU3189468A (fr)	1969-07-10
AU408412B2 (fr)	1970-11-23
BE703253A (fr)	1968-02-29
BE509738A (fr)
BE483855A (fr)
BE477645A (fr)
BE426053A (fr)
BE162295A (fr)
AU97666A (fr)	1968-08-01
BE514578A (fr)
BE703665A (fr)	1968-02-01
AU459699A (fr)	1975-04-10
BE692492A (fr)	1967-06-16

Legal Events

Date	Code	Title	Description
1985-10-25	ST	Notification of lapse