BE476703A - - Google Patents

Info

Publication number
BE476703A
BE476703A BE476703DA BE476703A BE 476703 A BE476703 A BE 476703A BE 476703D A BE476703D A BE 476703DA BE 476703 A BE476703 A BE 476703A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE476703A publication Critical patent/BE476703A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/02—Refracting or diffracting devices, e.g. lens, prism
    • H01Q15/10—Refracting or diffracting devices, e.g. lens, prism comprising three-dimensional array of impedance discontinuities, e.g. holes in conductive surfaces or conductive discs forming artificial dielectric
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/02—Refracting or diffracting devices, e.g. lens, prism
BE476703D 1947-05-16 1947-10-14 BE476703A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US748447A US2579324A (en) 1947-05-16 1947-05-16 Metallic structure for delaying propagated waves

Publications (1)

Publication Number Publication Date
BE476703A true BE476703A (enrdf_load_html_response) 1947-11-29

Family

ID=25009482

Family Applications (1)

Application Number Title Priority Date Filing Date
BE476703D BE476703A (enrdf_load_html_response) 1947-05-16 1947-10-14

Country Status (7)

Country Link
US (1) US2579324A (enrdf_load_html_response)
BE (1) BE476703A (enrdf_load_html_response)
CH (1) CH279127A (enrdf_load_html_response)
DE (2) DE828412C (enrdf_load_html_response)
FR (1) FR1004582A (enrdf_load_html_response)
GB (1) GB664672A (enrdf_load_html_response)
NL (1) NL74388C (enrdf_load_html_response)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2670462A (en) * 1949-05-28 1954-02-23 Sponge glass seal for wave guides
US2870439A (en) * 1950-12-29 1959-01-20 Western Union Telegraph Co Microwave energy attenuating wall
US2716190A (en) * 1951-02-23 1955-08-23 Dow Chemical Co Dielectric material
US2820206A (en) * 1952-05-08 1958-01-14 Itt Microwave filters
US2805728A (en) * 1953-08-27 1957-09-10 Gen Dynamics Corp Sound dispersion device with internal divergent acoustical lens
US2978702A (en) * 1957-07-31 1961-04-04 Arf Products Antenna polarizer having two phase shifting medium
US3165749A (en) * 1958-09-15 1965-01-12 Thompson Ramo Wooldridge Inc Microwave transmissive optical radiation reflectors
US3089142A (en) * 1959-10-30 1963-05-07 Sylvania Electric Prod Artificial dielectric polarizer
US3087574A (en) * 1959-11-05 1963-04-30 Bolt Beranek & Newman High acoustic transmission loss panel and the like
US3214760A (en) * 1960-04-28 1965-10-26 Textron Inc Directional antenna with a two dimensional lens formed of flat resonant dipoles
US3887920A (en) * 1961-03-16 1975-06-03 Us Navy Thin, lightweight electromagnetic wave absorber
US3320685A (en) * 1964-04-29 1967-05-23 Welch Scient Company Diffraction apparatus
US3430248A (en) * 1966-01-06 1969-02-25 Us Army Artificial dielectric material for use in microwave optics
CA1186406A (en) * 1982-05-21 1985-04-30 Her Majesty The Queen In Right Of Canada As Represented By The Minister Of National Defence Of Her Majesty's Canadian Government Dipole array lens antenna
GB2145575A (en) * 1983-05-25 1985-03-27 British Telecomm Mounting dielectric resonators
CA1221750A (en) * 1983-11-21 1987-05-12 Richard D. Carver Mounting dielectric resonators
SE468873B (sv) * 1991-08-12 1993-03-29 Nobeltech Electronics Ab Kavitetsantenn med dielektrikum
US9923712B2 (en) 2016-08-01 2018-03-20 Movandi Corporation Wireless receiver with axial ratio and cross-polarization calibration
US10291296B2 (en) 2016-09-02 2019-05-14 Movandi Corporation Transceiver for multi-beam and relay with 5G application
US10256537B2 (en) * 2016-10-26 2019-04-09 Movandi Corporation Lens-enhanced phased array antenna panel
US10199717B2 (en) 2016-11-18 2019-02-05 Movandi Corporation Phased array antenna panel having reduced passive loss of received signals
US10484078B2 (en) 2017-07-11 2019-11-19 Movandi Corporation Reconfigurable and modular active repeater device
AU2021368986B2 (en) 2020-10-27 2024-02-15 Guangzhou Sigtenna Technology Co., Ltd. Artificial dielectric material and focusing lenses made of it
CN113067159B (zh) * 2021-03-23 2022-01-28 北京大学 一种高效无限通道行波-表面波天线及其实现方法
CN116387843B (zh) * 2023-04-12 2023-09-12 广东福顺天际通信有限公司 一种介质颗粒

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US706739A (en) * 1901-05-29 1902-08-12 Reginald A Fessenden Conductor for wireless telegraphy.
FR327312A (fr) * 1902-12-13 1903-06-19 Germain Nouveau genre de lentilles applicable à tous les appareils d'optique
DE587771C (de) * 1928-03-22 1933-11-08 Aeg Hochspannungsisolator und Verfahren zu seiner Herstellung
US2298272A (en) * 1938-09-19 1942-10-13 Research Corp Electromagnetic horn
US2317464A (en) * 1940-10-29 1943-04-27 Rca Corp Electromagnetic wave horn radiator
US2289735A (en) * 1941-02-07 1942-07-14 Smith Lewis Heating system
US2415807A (en) * 1942-01-29 1947-02-18 Sperry Gyroscope Co Inc Directive electromagnetic radiator
US2464269A (en) * 1942-06-12 1949-03-15 Raytheon Mfg Co Method and means for controlling the polarization of radiant energy
US2403657A (en) * 1943-01-29 1946-07-09 Rca Corp Insulating and dielectric material
US2423643A (en) * 1943-04-22 1947-07-08 American Cyanamid Co Condensation products of guanylurea with alkylene oxides
BE474864A (enrdf_load_html_response) * 1944-04-22

Also Published As

Publication number Publication date
FR1004582A (fr) 1952-03-31
DE828412C (de) 1952-02-28
DE844177C (de) 1952-07-17
CH279127A (fr) 1951-11-15
NL74388C (enrdf_load_html_response) 1953-11-16
GB664672A (en) 1952-01-09
US2579324A (en) 1951-12-18

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