FR54938E - Electromagnetic wave attenuators - Google Patents

Electromagnetic wave attenuators

Info

Publication number
FR54938E
FR54938E FR54938DA FR54938E FR 54938 E FR54938 E FR 54938E FR 54938D A FR54938D A FR 54938DA FR 54938 E FR54938 E FR 54938E
Authority
FR
France
Prior art keywords
electromagnetic wave
wave attenuators
attenuators
electromagnetic
wave
Prior art date
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
French (fr)
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.)
AT&T Corp
Original Assignee
Western Electric Co 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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of FR54938E publication Critical patent/FR54938E/en
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
FR54938D 1945-03-30 1946-08-27 Electromagnetic wave attenuators Expired FR54938E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US585707A US2491662A (en) 1945-03-30 1945-03-30 Attenuator

Publications (1)

Publication Number Publication Date
FR54938E true FR54938E (en) 1951-04-30

Family

ID=24342616

Family Applications (1)

Application Number Title Priority Date Filing Date
FR54938D Expired FR54938E (en) 1945-03-30 1946-08-27 Electromagnetic wave attenuators

Country Status (4)

Country Link
US (1) US2491662A (en)
FR (1) FR54938E (en)
GB (1) GB617092A (en)
NL (1) NL71522C (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2923899A (en) * 1960-02-02 Ferrite
US2796588A (en) * 1946-02-01 1957-06-18 Richard M Walker Compact waveguide attenuator
US2682641A (en) * 1949-05-28 1954-06-29 Sperry Corp Selective mode attenuator for wave guides
US2684469A (en) * 1949-06-23 1954-07-20 Sperry Corp Mode selective attenuator
US2724112A (en) * 1950-03-03 1955-11-15 Collins Radio Co Energy absorber
US2683255A (en) * 1950-05-16 1954-07-06 Bell Telephone Labor Inc Switch attenuator for wave guides
US2745069A (en) * 1950-05-17 1956-05-08 Bell Telephone Labor Inc Microwave magnetized ferrite attenuator
US2741745A (en) * 1952-08-14 1956-04-10 Philco Corp Adjustable waveguide elements
DE949070C (en) * 1954-08-27 1956-09-13 Lorenz C Ag Display mechanism of a variable waveguide damping element
US2913683A (en) * 1954-12-20 1959-11-17 Aladdin Ind Inc Ultrahigh frequency tuner
CH384647A (en) * 1960-07-26 1964-11-30 Staeger Christian Lossy waveguide component, especially with low reflection
US3209288A (en) * 1963-09-23 1965-09-28 North American Aviation Inc Attenuator with constant phase shift effected by the compensatory insertion and removal of dielectric material

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2129714A (en) * 1935-10-05 1938-09-13 American Telephone & Telegraph Wave type converter for use with dielectric guides
US2197123A (en) * 1937-06-18 1940-04-16 Bell Telephone Labor Inc Guided wave transmission
US2207845A (en) * 1938-05-28 1940-07-16 Rca Corp Propagation of waves in a wave guide
US2425345A (en) * 1942-12-23 1947-08-12 Bell Telephone Labor Inc Microwave transmission system

Also Published As

Publication number Publication date
NL71522C (en)
GB617092A (en) 1949-02-01
US2491662A (en) 1949-12-20

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