FR829267A - Electronic discharge devices - Google Patents

Electronic discharge devices

Info

Publication number: FR829267A
Authority: FR; France
Prior art keywords: discharge devices; electronic discharge; electronic; devices; discharge
Prior art date: 1936-11-07
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.)

1936-11-07

Filing date

1937-10-22

Publication date

1938-06-17

1937-10-22 Application filed by Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF

1938-06-17 Application granted granted Critical

1938-06-17 Publication of FR829267A publication Critical patent/FR829267A/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J21/00—Vacuum tubes
- H01J21/02—Tubes with a single discharge path
- H01J21/04—Tubes with a single discharge path without control means, i.e. diodes
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/68—Tubes specially designed to act as oscillator with positive grid and retarding field, e.g. for Barkhausen-Kurz oscillators
- H01J25/70—Tubes specially designed to act as oscillator with positive grid and retarding field, e.g. for Barkhausen-Kurz oscillators with resonator having distributed inductance with capacitance, e.g. Pintsch tube
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/74—Tubes specially designed to act as transit-time diode oscillators, e.g. monotrons
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B9/00—Generation of oscillations using transit-time effects
- H03B9/01—Generation of oscillations using transit-time effects using discharge tubes
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C7/00—Modulating electromagnetic waves
- H03C7/02—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas

Landscapes

Physics & Mathematics (AREA)
Electromagnetism (AREA)
Oxygen, Ozone, And Oxides In General (AREA)
Electron Sources, Ion Sources (AREA)

FR829267D 1936-11-07 1937-10-22 Electronic discharge devices Expired FR829267A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US109650A US2108640A (en)	1936-11-07	1936-11-07	Electron discharge apparatus

Publications (1)

Publication Number	Publication Date
FR829267A true FR829267A (en)	1938-06-17

Family

ID=22328817

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR829267D Expired FR829267A (en)	1936-11-07	1937-10-22	Electronic discharge devices

Country Status (4)

Country	Link
US (1)	US2108640A (en)
FR (1)	FR829267A (en)
GB (1)	GB499604A (en)
NL (1)	NL50309C (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2563612A (en) *		1951-08-07		Controlling transmission in
US2416318A (en) *	1942-08-15	1947-02-25	Standard Telephones Cables Ltd	Electron discharge device
US2415962A (en) *	1942-10-16	1947-02-18	Westinghouse Electric Corp	Automatic switch for ultra high frequency
US2419121A (en) *	1942-10-17	1947-04-15	Westinghouse Electric Corp	Tuning means for cavity resonators
GB599677A (en) *	1943-01-06	1948-03-18	Sperry Gyroscope Co Inc	Improvements in or relating to a cavity resonator device
US2514428A (en) *	1943-01-06	1950-07-11	Sperry Corp	Electronic apparatus of the cavity resonator type
BE474796A (en) *	1943-03-26
US2530373A (en) *	1943-05-04	1950-11-21	Bell Telephone Labor Inc	Ultra high frequency electronic device
US2459841A (en) *	1943-06-08	1949-01-25	Glenn F Rouse	Cathode
US2454298A (en) *	1943-07-29	1948-11-23	Harold A Zahl	Electronic tube
US2640964A (en) *	1945-05-09	1953-06-02	Freedman Samuel	Microwave modulation
US2507812A (en) *	1945-08-17	1950-05-16	Cossor Ltd A C	Thermionic cathode
US2686890A (en) *	1946-01-15	1954-08-17	Us Navy	Klystron tuner
US2659054A (en) *	1946-04-09	1953-11-10	Alford Andrew	Transformer for connecting a wave guide to a coaxial line
US2615156A (en) *	1948-02-14	1952-10-21	Rca Corp	Frequency modulation of electron discharge devices
US2512859A (en) *	1948-06-29	1950-06-27	Rca Corp	Electron discharge power amplifier
US2819421A (en) *	1953-01-21	1958-01-07	Gen Electric	Electrode spacing adjustment

0
- NL NL50309D patent/NL50309C/xx active
1936
- 1936-11-07 US US109650A patent/US2108640A/en not_active Expired - Lifetime
1937
- 1937-10-22 FR FR829267D patent/FR829267A/en not_active Expired
- 1937-11-05 GB GB30379/38A patent/GB499604A/en not_active Expired

Also Published As

Publication number	Publication date
NL50309C (en)
GB499604A (en)	1939-01-26
US2108640A (en)	1938-02-15

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