FR839203A - Systèmes amplificateurs - Google Patents

Systèmes amplificateurs

Info

Publication number: FR839203A
Authority: FR; France
Prior art keywords: amplifier systems; amplifier; systems
Prior art date: 1937-06-15
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.)

Thales SA

Original Assignee

Le Materiel Telephonique Thomson CSF

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.)

1937-06-15

Filing date

1938-06-11

Publication date

1939-03-29

1938-06-11 Application filed by Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF

1939-03-29 Application granted granted Critical

1939-03-29 Publication of FR839203A publication Critical patent/FR839203A/fr

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/12—Coupling devices having more than two ports
- H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
- H01P5/19—Conjugate devices, i.e. devices having at least one port decoupled from one other port of the junction type
- H01P5/22—Hybrid ring junctions
- H01P5/225—180° reversed phase hybrid rings
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/02—Coupling devices of the waveguide type with invariable factor of coupling
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/12—Coupling devices having more than two ports
- H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
- H01P5/19—Conjugate devices, i.e. devices having at least one port decoupled from one other port of the junction type
- H01P5/22—Hybrid ring junctions
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/48—Networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source
- H03H7/487—Networks for connecting several sources or loads, working on the same frequency or frequency band, to a common load or source particularly adapted as coupling circuit between transmitters and antennas

FR839203D 1937-06-15 1938-06-11 Systèmes amplificateurs Expired FR839203A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US148292A US2134278A (en)	1937-06-15	1937-06-15	High frequency radio repeater

Publications (1)

Publication Number	Publication Date
FR839203A true FR839203A (fr)	1939-03-29

Family

ID=22525128

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR839203D Expired FR839203A (fr)	1937-06-15	1938-06-11	Systèmes amplificateurs

Country Status (3)

Country	Link
US (1)	US2134278A (fr)
FR (1)	FR839203A (fr)
GB (1)	GB505400A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR948355A (fr) *	1942-12-31	1949-07-29	Western Electric Co	Dispositif de couplage utilisables dans les systèmes de transmission d'ondes
US2633492A (en) *	1948-12-30	1953-03-31	Bell Telephone Labor Inc	Guided wave frequency range, frequency selective and equalizing structure
GB803349A (en) *	1955-11-17	1958-10-22	Gen Electric Co Ltd	Improvements in or relating to electric amplifier arrangements

1937
- 1937-06-15 US US148292A patent/US2134278A/en not_active Expired - Lifetime
1938
- 1938-05-06 GB GB13615/38A patent/GB505400A/en not_active Expired
- 1938-06-11 FR FR839203D patent/FR839203A/fr not_active Expired

Also Published As

Publication number	Publication date
GB505400A (en)	1939-05-10
US2134278A (en)	1938-10-25

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