NL69072C - A device for use in, by means of a parabolic reflector to radiate or receive electromagnetic waves directed from - Google Patents

A device for use in, by means of a parabolic reflector to radiate or receive electromagnetic waves directed from

Info

Publication number
NL69072C
NL69072C NL125332A NL125332A NL69072C NL 69072 C NL69072 C NL 69072C NL 125332 A NL125332 A NL 125332A NL 125332 A NL125332 A NL 125332A NL 69072 C NL69072 C NL 69072C
Authority
NL
Netherlands
Prior art keywords
radiate
electromagnetic waves
parabolic reflector
receive electromagnetic
waves directed
Prior art date
Application number
NL125332A
Other languages
Dutch (nl)
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
Priority to US262124XA priority Critical
Application filed by Western Electric Co., Inc. filed Critical Western Electric Co., Inc.
Application granted granted Critical
Publication of NL69072C publication Critical patent/NL69072C/en

Links

Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
    • H01Q19/12Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave
    • H01Q19/13Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave the primary radiating source being a single radiating element, e.g. a dipole, a slot, a waveguide termination
    • H01Q19/134Rear-feeds; Splash plate feeds
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
NL125332A 1944-01-15 1946-05-14 A device for use in, by means of a parabolic reflector to radiate or receive electromagnetic waves directed from NL69072C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US262124XA true 1944-01-15 1944-01-15

Publications (1)

Publication Number Publication Date
NL69072C true NL69072C (en) 1951-12-15

Family

ID=21830509

Family Applications (1)

Application Number Title Priority Date Filing Date
NL125332A NL69072C (en) 1944-01-15 1946-05-14 A device for use in, by means of a parabolic reflector to radiate or receive electromagnetic waves directed from

Country Status (6)

Country Link
AT (1) AT180304B (en)
CH (1) CH262124A (en)
ES (1) ES174350A1 (en)
FR (2) FR938595A (en)
GB (2) GB588159A (en)
NL (1) NL69072C (en)

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US9793951B2 (en) 2015-07-15 2017-10-17 At&T Intellectual Property I, L.P. Method and apparatus for launching a wave mode that mitigates interference
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US9820146B2 (en) 2015-06-12 2017-11-14 At&T Intellectual Property I, L.P. Method and apparatus for authentication and identity management of communicating devices
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US9853342B2 (en) 2015-07-14 2017-12-26 At&T Intellectual Property I, L.P. Dielectric transmission medium connector and methods for use therewith
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US9871283B2 (en) 2015-07-23 2018-01-16 At&T Intellectual Property I, Lp Transmission medium having a dielectric core comprised of plural members connected by a ball and socket configuration
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US9871282B2 (en) 2015-05-14 2018-01-16 At&T Intellectual Property I, L.P. At least one transmission medium having a dielectric surface that is covered at least in part by a second dielectric
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US9930668B2 (en) 2013-05-31 2018-03-27 At&T Intellectual Property I, L.P. Remote distributed antenna system
US9927517B1 (en) 2016-12-06 2018-03-27 At&T Intellectual Property I, L.P. Apparatus and methods for sensing rainfall
US9948354B2 (en) 2015-04-28 2018-04-17 At&T Intellectual Property I, L.P. Magnetic coupling device with reflective plate and methods for use therewith
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US9954287B2 (en) 2014-11-20 2018-04-24 At&T Intellectual Property I, L.P. Apparatus for converting wireless signals and electromagnetic waves and methods thereof
US9967173B2 (en) 2015-07-31 2018-05-08 At&T Intellectual Property I, L.P. Method and apparatus for authentication and identity management of communicating devices
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US9999038B2 (en) 2013-05-31 2018-06-12 At&T Intellectual Property I, L.P. Remote distributed antenna system
US9997819B2 (en) 2015-06-09 2018-06-12 At&T Intellectual Property I, L.P. Transmission medium and method for facilitating propagation of electromagnetic waves via a core
US10009063B2 (en) 2015-09-16 2018-06-26 At&T Intellectual Property I, L.P. Method and apparatus for use with a radio distributed antenna system having an out-of-band reference signal
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AT180304B (en) 1954-11-25
FR938595A (en) 1948-10-19
FR55257E (en) 1952-01-09
GB588159A (en) 1947-05-15
CH262124A (en) 1949-06-15
GB595893A (en) 1947-12-19
ES174350A1 (en) 1946-09-01

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