FR2258014B3 - - Google Patents

Info

Publication number
FR2258014B3
FR2258014B3 FR7431681A FR7431681A FR2258014B3 FR 2258014 B3 FR2258014 B3 FR 2258014B3 FR 7431681 A FR7431681 A FR 7431681A FR 7431681 A FR7431681 A FR 7431681A FR 2258014 B3 FR2258014 B3 FR 2258014B3
Authority
FR
France
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
FR7431681A
Other languages
French (fr)
Other versions
FR2258014A1 (en
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.)
Varian Medical Systems Inc
Original Assignee
Varian Associates 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.)
Filing date
Publication date
Application filed by Varian Associates Inc filed Critical Varian Associates Inc
Publication of FR2258014A1 publication Critical patent/FR2258014A1/fr
Application granted granted Critical
Publication of FR2258014B3 publication Critical patent/FR2258014B3/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/22—Attenuating devices
    • H01P1/222—Waveguide attenuators
FR7431681A 1973-09-20 1974-09-19 Expired FR2258014B3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US399209A US3868602A (en) 1973-09-20 1973-09-20 Controllable microwave power attenuator

Publications (2)

Publication Number Publication Date
FR2258014A1 FR2258014A1 (en) 1975-08-08
FR2258014B3 true FR2258014B3 (en) 1976-10-22

Family

ID=23578603

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7431681A Expired FR2258014B3 (en) 1973-09-20 1974-09-19

Country Status (6)

Country Link
US (1) US3868602A (en)
JP (1) JPS5078250A (en)
CA (1) CA1015413A (en)
DE (1) DE2443427A1 (en)
FR (1) FR2258014B3 (en)
GB (1) GB1436518A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4219758A (en) * 1978-11-30 1980-08-26 Varian Associates, Inc. Traveling wave tube with non-reciprocal attenuating adjunct
DE2908218A1 (en) * 1979-03-02 1980-09-04 Siemens Ag ARRANGEMENT FOR SUPPRESSING RADIO SHAFTS AND HARMONICS IN HIKING FIELD TUBES WITH A SHORT-CIRCUIT VALVE IN THE OUTLET SIDE GUIDE
JPS5927596A (en) * 1982-08-04 1984-02-14 日本特殊陶業株式会社 Microwave absorber
US4710733A (en) * 1986-10-28 1987-12-01 Ford Aerospace & Communications Corporation r.f. Phase modulator
US6084226A (en) 1998-04-21 2000-07-04 Cem Corporation Use of continuously variable power in microwave assisted chemistry
US6888421B2 (en) * 2003-05-21 2005-05-03 Lucent Technologies Inc. Power attenuator with coupling port
US7432672B2 (en) * 2006-04-07 2008-10-07 Varian Medical Systems Technologies, Inc. Variable radiofrequency power source for an accelerator guide
US7786823B2 (en) 2006-06-26 2010-08-31 Varian Medical Systems, Inc. Power regulators
US8143816B2 (en) * 2008-08-13 2012-03-27 Varian Medical Systems Technologies, Inc. Power variator
CN112865830B (en) * 2021-01-19 2022-02-18 无锡国芯微电子系统有限公司 Numerical control amplitude-phase multifunctional chip

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3136950A (en) * 1961-10-02 1964-06-09 Space Technology Lab Inc Double sideband suppressed carrier balanced modulator using a ferrite circulator
US3202942A (en) * 1962-02-28 1965-08-24 Robert V Garver Microwave power amplitude limiter
FR1359881A (en) * 1963-03-21 1964-04-30 Comp Generale Electricite Frequency dependent transmission coefficient correction network for ultra-short waves
US3422378A (en) * 1965-10-19 1969-01-14 Hazeltine Research Inc Compensating means for minimizing undesirable variations in the amplitude of a reflected wave
US3432756A (en) * 1966-11-02 1969-03-11 Us Army Continuous microwave attenuator
US3493898A (en) * 1968-04-01 1970-02-03 Raytheon Co Wideband phase shifter
US3659233A (en) * 1970-07-07 1972-04-25 Collins Radio Co Microstrip rf variable attenuator
US3714592A (en) * 1971-12-06 1973-01-30 Varian Associates Network for pulling a microwave generator to the frequency of its resonant load

Also Published As

Publication number Publication date
US3868602A (en) 1975-02-25
FR2258014A1 (en) 1975-08-08
GB1436518A (en) 1976-05-19
DE2443427A1 (en) 1975-03-27
JPS5078250A (en) 1975-06-26
CA1015413A (en) 1977-08-09

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Legal Events

Date Code Title Description
ST Notification of lapse