CH259230A - Electronic tube operating on very short waves. - Google Patents

Electronic tube operating on very short waves.

Info

Publication number: CH259230A
Authority: CH; Switzerland
Prior art keywords: electronic tube; tube operating; short waves; waves; short
Prior art date: 1942-09-19

Application number

Other languages

French (fr)

Inventor

Compagnie Generale De Tele Fil

Original Assignee

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.)

1942-09-19

Filing date

1943-09-20

Publication date

1949-01-15

1943-09-20 Application filed by Csf filed Critical Csf

1949-01-15 Publication of CH259230A publication Critical patent/CH259230A/en

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/02—Tubes with electron stream modulated in velocity or density in a modulator zone and thereafter giving up energy in an inducing zone, the zones being associated with one or more resonators
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/02—Tubes with electron stream modulated in velocity or density in a modulator zone and thereafter giving up energy in an inducing zone, the zones being associated with one or more resonators
- H01J25/10—Klystrons, i.e. tubes having two or more resonators, without reflection of the electron stream, and in which the stream is modulated mainly by velocity in the zone of the input resonator
- H01J25/12—Klystrons, i.e. tubes having two or more resonators, without reflection of the electron stream, and in which the stream is modulated mainly by velocity in the zone of the input resonator with pencil-like electron stream in the axis of the resonators
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/78—Tubes with electron stream modulated by deflection in a resonator

CH259230D 1942-09-19 1943-09-20 Electronic tube operating on very short waves. CH259230A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR978489T		1942-09-19

Publications (1)

Publication Number	Publication Date
CH259230A true CH259230A (en)	1949-01-15

Family

ID=9520523

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH259230D CH259230A (en)	1942-09-19	1943-09-20	Electronic tube operating on very short waves.

Country Status (6)

Country	Link
US (1)	US2565708A (en)
BE (1)	BE452103A (en)
CH (1)	CH259230A (en)
FR (1)	FR978489A (en)
GB (1)	GB636877A (en)
NL (1)	NL69062C (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3076117A (en) *	1959-04-27	1963-01-29	Gen Electric	Parametric energy converter
US3155868A (en) *	1959-10-14	1964-11-03	Nippon Electric Co	Plural resonator cavities tuned to integrally related frequencies
US3060341A (en) *	1960-04-08	1962-10-23	Bell Telephone Labor Inc	Traveling wave tube
FR2694447B1 (en) *	1990-06-15	1995-01-27	Thomson Csf	Electron gun to supply electrons grouped in short pulses.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE473833A (en) *	1939-12-14
US2305883A (en) *	1940-07-13	1942-12-22	Int Standard Electric Corp	Frequency multiplier
US2424959A (en) *	1940-09-21	1947-08-05	Standard Telephones Cables Ltd	Tube arrangement for frequency doubling
US2411289A (en) *	1941-07-18	1946-11-19	Westinghouse Electric Corp	Beat oscillator
US2409224A (en) *	1941-10-23	1946-10-15	Bell Telephone Labor Inc	Oscillator
US2452048A (en) *	1943-07-12	1948-10-26	Sperry Corp	Frequency conversion apparatus

0
- NL NL69062D patent/NL69062C/xx active
- BE BE452103D patent/BE452103A/xx unknown
1942
- 1942-09-19 FR FR978489D patent/FR978489A/en not_active Expired
1943
- 1943-09-20 CH CH259230D patent/CH259230A/en unknown
1946
- 1946-05-13 GB GB14452/46A patent/GB636877A/en not_active Expired
1947
- 1947-05-21 US US749468A patent/US2565708A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
GB636877A (en)	1950-05-10
US2565708A (en)	1951-08-28
BE452103A (en)
FR978489A (en)	1951-04-13
NL69062C (en)

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