FR1146148A - Dispositifs électromagnétiques de transmission non réciproques - Google Patents

Dispositifs électromagnétiques de transmission non réciproques

Info

Publication number: FR1146148A
Authority: FR; France
Prior art keywords: transmission devices; electromagnetic transmission; reciprocal electromagnetic; reciprocal; devices
Prior art date: 1955-04-14
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

Other languages

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.)

AT&T Corp

Original Assignee

Western Electric Co Inc

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.)

1955-04-14

Filing date

1956-02-10

Publication date

1957-11-06

1956-02-10 Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc

1957-11-06 Application granted granted Critical

1957-11-06 Publication of FR1146148A publication Critical patent/FR1146148A/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
- H01P1/165—Auxiliary devices for rotating the plane of polarisation

FR1146148D 1955-04-14 1956-02-10 Dispositifs électromagnétiques de transmission non réciproques Expired FR1146148A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US50124155A	1955-04-14	1955-04-14

Publications (1)

Publication Number	Publication Date
FR1146148A true FR1146148A (fr)	1957-11-06

Family

ID=44736116

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1146148D Expired FR1146148A (fr)	1955-04-14	1956-02-10	Dispositifs électromagnétiques de transmission non réciproques

Country Status (4)

Country	Link
US (1)	US2923903A (fr)
DE (1)	DE1055625B (fr)
FR (1)	FR1146148A (fr)
GB (1)	GB803621A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL254493A (fr) *	1959-08-03
US3267395A (en) *	1961-10-31	1966-08-16	Hughes Aircraft Co	Microwave phase shifter
US3155925A (en) *	1961-12-18	1964-11-03	Airtron Inc	Axial fed nu-sided cavity with triggering control for selectively energizing individual faraday rotator switches for multi-channel communication
US3860891A (en) *	1970-12-30	1975-01-14	Varian Associates	Microwave waveguide window having the same cutoff frequency as adjoining waveguide section for an increased bandwidth
FR2542928B1 (fr) *	1983-03-18	1985-10-04	Thomson Csf	Transformateur de modes de propagation hyperfrequence
US9214711B2 (en) *	2013-03-11	2015-12-15	Commscope Technologies Llc	Twist septum polarization rotator

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2607849A (en) *	1943-10-02	1952-08-19	Edward M Purcell	Control of polarization in wave guides and wave guide systems
DE879845C (de) *	1948-07-29	1953-04-30	Csf	Schwingungserzeuger unter Verwendung einer Wanderfeldroehre
US2741744A (en) *	1951-05-08	1956-04-10	Driscoll Clare	Microwave apparatus for circular polarization
NL169864B (nl) *	1951-05-26		Mitsubishi Chem Ind	Werkwijze voor het katalytisch omzetten van een geconjugeerd dieen.
US2719274A (en) *	1951-07-09	1955-09-27	Gen Precision Lab Inc	Microwave switches
US2774945A (en) *	1951-11-10	1956-12-18	Bell Telephone Labor Inc	Methods and apparatus for transmitting circular electric waves in wave guides
US2830289A (en) *	1953-04-02	1958-04-08	Gen Precision Lab Inc	Broad band echo box

0
- US US2923903D patent/US2923903A/en not_active Expired - Lifetime
1956
- 1956-02-10 FR FR1146148D patent/FR1146148A/fr not_active Expired
- 1956-03-06 DE DEW18597A patent/DE1055625B/de active Pending
- 1956-04-13 GB GB11313/56A patent/GB803621A/en not_active Expired

Also Published As

Publication number	Publication date
US2923903A (en)	1960-02-02
DE1055625B (de)	1959-04-23
GB803621A (en)	1958-10-29

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