CH273267A - An ultra-short wave transmission device comprising a traveling wave tube. - Google Patents

An ultra-short wave transmission device comprising a traveling wave tube.

Info

Publication number: CH273267A
Authority: CH; Switzerland
Prior art keywords: ultra; transmission device; short; tube; traveling wave
Prior art date: 1947-04-21

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.)

1947-04-21

Filing date

1948-01-26

Publication date

1951-01-31

1948-01-26 Application filed by Csf filed Critical Csf

1951-01-31 Publication of CH273267A publication Critical patent/CH273267A/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
- H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
- H01J25/36—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field
- H01J25/38—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field the forward travelling wave being utilised

CH273267D 1947-04-21 1948-01-26 An ultra-short wave transmission device comprising a traveling wave tube. CH273267A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FR854378X		1947-04-21
FR75399X		1953-02-27

Publications (1)

Publication Number	Publication Date
CH273267A true CH273267A (en)	1951-01-31

Family

ID=31947960

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH273267D CH273267A (en)	1947-04-21	1948-01-26	An ultra-short wave transmission device comprising a traveling wave tube.

Country Status (5)

Country	Link
US (1)	US2922920A (en)
CH (1)	CH273267A (en)
DE (1)	DE956707C (en)
FR (2)	FR946141A (en)
GB (2)	GB660792A (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE510746A (en) *	1951-04-19	1900-01-01
US2941112A (en) *	1955-07-25	1960-06-14	Gen Electric	Electric discharge device
US2967968A (en) *	1957-06-24	1961-01-10	Gen Electric	Electron discharge device
DE1274742B (en) *	1958-10-02	1968-08-08	Hughes Aircraft Co	Traveling field pipes
US3066237A (en) *	1958-12-15	1962-11-27	Hughes Aircraft Co	Slow-wave structure
US3374390A (en) *	1960-09-16	1968-03-19	Varian Associates	Traveling-wave tube having a slow-wave structure of the cloverleaf type wherein the height of the cloverleaf sections are tapered
US3324342A (en) *	1963-07-12	1967-06-06	Varian Associates	Traveling wave tube having maximum gain and power output at the same beam voltage
US3391299A (en) *	1965-03-01	1968-07-02	Bell Telephone Labor Inc	High stability traveling wave tube
US3678326A (en) *	1969-12-23	1972-07-18	Siemens Ag	Travelling wave tube having improved efficiency
US3758811A (en) *	1972-08-02	1973-09-11	Raytheon Co	Traveling wave tube linearity characteristics
DE2239459C3 (en) *	1972-08-10	1975-04-30	Siemens Ag, 1000 Berlin Und 8000 Muenchen	Lauffeldtube with extremely low phase distortion
US4053810A (en) *	1976-06-25	1977-10-11	Varian Associates, Inc.	Lossless traveling wave booster tube
FR2457560A1 (en) *	1979-05-23	1980-12-19	Thomson Csf	MICROWAVE DELAY LINE COMPRISING A VARIABLE SECTION CONDUCTOR AND PROGRESSIVE WAVE TUBE COMPRISING SUCH A LINE
US4315194A (en) *	1980-02-20	1982-02-09	The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration	Coupled cavity traveling wave tube with velocity tapering
FR2490872A1 (en) *	1980-09-19	1982-03-26	Thomson Csf	COUPLED CAVITY DELAY LINE FOR PROGRESSIVE WAVE TUBE AND PROGRESSIVE WAVE TUBE HAVING SUCH A LINE
GB2164488B (en) *	1984-09-18	1988-05-11	English Electric Valve Co Ltd	Improvements in or relating to coupled cavity travelling wave tubes

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2637001A (en) *		1953-04-28
US2284751A (en) *	1939-08-31	1942-06-02	Rca Corp	Resonant cavity device
US2289952A (en) *	1940-11-28	1942-07-14	Rca Corp	Electron gun
US2463267A (en) *	1941-04-26	1949-03-01	Gen Electric	High-frequency apparatus
US2543082A (en) *	1943-06-22	1951-02-27	David L Webster	Cavity resonator device for production of high-speed electrons
NL187376B (en) *	1946-01-11		Northern Telecom Ltd	TELEPHONE VOICE NETWORK.
FR946147A (en) *	1947-04-21	1949-05-24	Cherifienne D Outil Et De Mate	Further development of dryer oven rollers
US2630544A (en) *	1948-03-20	1953-03-03	Philco Corp	Traveling wave electronic tube
FR994990A (en) *	1949-07-12	1951-11-26	Csf	Traveling wave tube with exit cavity and sliding space
US2800606A (en) *	1951-10-26	1957-07-23	Univ Leland Stanford Junior	Space charge wave amplifiers

1947
- 1947-04-21 FR FR946141D patent/FR946141A/en not_active Expired
1948
- 1948-01-26 CH CH273267D patent/CH273267A/en unknown
- 1948-03-12 GB GB7654/48A patent/GB660792A/en not_active Expired
1953
- 1953-02-27 FR FR63878D patent/FR63878E/en not_active Expired
1954
- 1954-02-25 US US412600A patent/US2922920A/en not_active Expired - Lifetime
- 1954-02-27 DE DEC8949A patent/DE956707C/en not_active Expired
- 1954-03-01 GB GB6009/54A patent/GB753999A/en not_active Expired

Also Published As

Publication number	Publication date
GB753999A (en)	1956-08-01
DE956707C (en)	1957-01-24
FR63878E (en)	1955-10-13
GB660792A (en)	1951-11-14
FR946141A (en)	1949-05-24
US2922920A (en)	1960-01-26

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