NL299435A - - Google Patents

Info

Publication number
NL299435A
NL299435A NL299435A NL299435A NL299435A NL 299435 A NL299435 A NL 299435A NL 299435 A NL299435 A NL 299435A NL 299435 A NL299435 A NL 299435A NL 299435 A NL299435 A NL 299435A
Authority
NL
Netherlands
Application number
NL299435A
Other versions
NL143375C (en
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
Priority claimed from FR912799A external-priority patent/FR82483E/en
Application filed filed Critical
Application granted granted Critical
Publication of NL143375C publication Critical patent/NL143375C/en
Publication of NL299435A publication Critical patent/NL299435A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/04—Multimode antennas
    • 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
NL63299435A 1962-10-19 1963-10-18 ANTENNA FOR MICROWAVES. NL143375C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR912799A FR82483E (en) 1961-03-01 1962-10-19 Aerials for ultra-short waves

Publications (2)

Publication Number Publication Date
NL143375C NL143375C (en) 1965-08-25
NL299435A true NL299435A (en) 1965-08-25

Family

ID=8789075

Family Applications (1)

Application Number Title Priority Date Filing Date
NL63299435A NL143375C (en) 1962-10-19 1963-10-18 ANTENNA FOR MICROWAVES.

Country Status (4)

Country Link
US (1) US3308469A (en)
DE (1) DE1441615B2 (en)
NL (1) NL143375C (en)
SE (1) SE314418B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3383630A (en) * 1965-06-09 1968-05-14 Nippon Electric Co Electromagnetic wave transmission device having large waveguide joined to two smaller ridged waveguides
FR1539766A (en) * 1967-07-13 1968-09-20 Csf New multimode monopulse source
US3713167A (en) * 1971-08-05 1973-01-23 Us Navy Omni-steerable cardioid antenna
FR2477785A1 (en) * 1980-03-07 1981-09-11 Thomson Csf MULTIMODE HYPERFREQUENCY SOURCE AND ANTENNA COMPRISING SUCH A SOURCE
US4764775A (en) * 1985-04-01 1988-08-16 Hercules Defense Electronics Systems, Inc. Multi-mode feed horn
US4813886A (en) * 1987-04-10 1989-03-21 Eip Microwave, Inc. Microwave distribution bar
FR2812457B1 (en) 2000-07-28 2004-05-28 Thomson Csf ACTIVE BI-POLARIZATION MICROWAVE REFLECTOR, ESPECIALLY FOR AN ELECTRONICALLY BALANCED ANTENNA
WO2020180220A1 (en) * 2019-03-04 2020-09-10 Saab Ab Dual-band multimode antenna feed
US11698348B2 (en) 2020-10-05 2023-07-11 Raytheon Technologies Corporation Self-referencing microwave sensing system
US11575277B2 (en) 2020-10-05 2023-02-07 Raytheon Technologies Corporation Node power extraction in a waveguide system
US11265380B1 (en) 2020-10-05 2022-03-01 Raytheon Technologies Corporation Radio frequency waveguide system for mixed temperature environments

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2567210A (en) * 1947-07-23 1951-09-11 Sperry Corp Ultra-high-frequency attenuator
US2803009A (en) * 1950-11-13 1957-08-13 Western Electric Co Protective shield for providing an impedance match between a radar feed and its parabolic reflector
US2931033A (en) * 1955-07-19 1960-03-29 Bell Telephone Labor Inc Multi-mode automatic tracking antenna system
US2963701A (en) * 1957-09-25 1960-12-06 Antenna Systems Inc Electrically steerable horn antenna system
US2965898A (en) * 1958-05-26 1960-12-20 Rca Corp Antenna

Also Published As

Publication number Publication date
DE1441615B2 (en) 1974-05-16
NL143375C (en) 1965-08-25
SE314418B (en) 1969-09-08
DE1441615A1 (en) 1968-12-05
US3308469A (en) 1967-03-07

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Information provided on patent owner name for an already discontinued patent

Owner name: THOMSON HOUSTON