FR945611A - Dispositif pour l'émission d'ondes électro-magnétiques - Google Patents

Dispositif pour l'émission d'ondes électro-magnétiques

Info

Publication number
FR945611A
FR945611A FR945611DA FR945611A FR 945611 A FR945611 A FR 945611A FR 945611D A FR945611D A FR 945611DA FR 945611 A FR945611 A FR 945611A
Authority
FR
France
Prior art keywords
emission
electromagnetic waves
waves
electromagnetic
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
English (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.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of FR945611A publication Critical patent/FR945611A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10—Combinations 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
    • H01Q19/12—Combinations 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
    • H01Q19/13—Combinations 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
FR945611D 1942-03-06 1947-04-23 Dispositif pour l'émission d'ondes électro-magnétiques Expired FR945611A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US433606A US2413187A (en) 1942-03-06 1942-03-06 Device for radiation of radio waves

Publications (1)

Publication Number Publication Date
FR945611A true FR945611A (fr) 1949-05-10

Family

ID=23720792

Family Applications (1)

Application Number Title Priority Date Filing Date
FR945611D Expired FR945611A (fr) 1942-03-06 1947-04-23 Dispositif pour l'émission d'ondes électro-magnétiques

Country Status (3)

Country Link
US (1) US2413187A (fr)
FR (1) FR945611A (fr)
GB (1) GB627746A (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2520945A (en) * 1943-08-18 1950-09-05 Sperry Corp Wave transmission apparatus
US2486620A (en) * 1943-10-25 1949-11-01 Us Navy Antenna system for short waves
US2451258A (en) * 1943-12-01 1948-10-12 Rca Corp Sealed antenna
US2473780A (en) * 1945-10-05 1949-06-21 Submarine Signal Co Spark transmitter
US2450413A (en) * 1946-02-07 1948-10-05 Submarine Signal Co Spark transmitter
US2579249A (en) * 1946-04-30 1951-12-18 Rca Corp Pressurized radio system
US2635190A (en) * 1946-05-24 1953-04-14 Henry J Riblet Horn radiator adapted to produce circularly polarized waves
US2544433A (en) * 1946-05-27 1951-03-06 Tomlinson I Moseley Radar scanner unit
US2479539A (en) * 1946-06-25 1949-08-16 Tomlinson I Moseley Radar scanner unit
US2567757A (en) * 1947-02-26 1951-09-11 Raytheon Mfg Co Therapeutic device
US2577158A (en) * 1948-05-13 1951-12-04 Rca Corp Dielectric wave guide closure
US2689304A (en) * 1949-09-16 1954-09-14 Fairchild Engine & Airplane Scanning device
US2842767A (en) * 1954-02-03 1958-07-08 Texas Instruments Inc Parabolic reflector with a structural member front skin
US2942265A (en) * 1958-03-31 1960-06-21 Ryan Aeronautical Co Enclosed coaxial antenna
DE2452227A1 (de) * 1974-11-04 1976-05-06 Gernot Klaus Brueck Vorrichtung zur strahlenbehandlung an lebenden koerpern
GB8431800D0 (en) * 1984-12-17 1985-01-30 Shamah Plastics Ltd M Antenna systems
US5389941A (en) * 1992-02-28 1995-02-14 Hughes Aircraft Company Data link antenna system
US7138958B2 (en) * 2004-02-27 2006-11-21 Andrew Corporation Reflector antenna radome with backlobe suppressor ring and method of manufacturing
US8077113B2 (en) * 2009-06-12 2011-12-13 Andrew Llc Radome and shroud enclosure for reflector antenna
US8259028B2 (en) * 2009-12-11 2012-09-04 Andrew Llc Reflector antenna radome attachment band clamp
US9083083B2 (en) 2009-12-11 2015-07-14 Commscope Technologies Llc Radome attachment band clamp

Also Published As

Publication number Publication date
GB627746A (en) 1949-08-15
US2413187A (en) 1946-12-24

Similar Documents

Publication Publication Date Title
FR938693A (fr) Système pour la transmission d'ondes électromagnétiques guidées
FR945611A (fr) Dispositif pour l'émission d'ondes électro-magnétiques
FR938578A (fr) Dispositif engendrant ou réglant les ondes électromagnétiques à haute fréquence
FR982997A (fr) Propagation guidée d'ondes centimétriques
FR938215A (fr) Dispositif d'antennes utilisés pour l'émission des signaux
FR862785A (fr) Dispositifs rayonnants pour la propagation d'ondes électro-magnétiques
FR862718A (fr) Dispositifs rayonnants pour la propagation d'ondes électro-magnétiques
FR947860A (fr) Dispositif de transmission d'ondes
FR950269A (fr) Guides pour ondes électro-magnétiques
FR938587A (fr) Dispositif de couplage pour ultra hautes frequences
CH241118A (fr) Dispositif destiné au transport d'ondes polarisées par guides électromagnétiques creux.
CH251913A (fr) Dispositif pour repérer la direction de propagation d'une onde électromagnétique.
FR894767A (fr) Dispositif d'accouplement pour remorques
CH271529A (fr) Dispositif de couplage pour la transmission d'ondes électriques.
FR897423A (fr) Générateurs d'ondes micrométriques
FR886463A (fr) Dispositif pour l'agglomération de matières pulvérulentes
FR891971A (fr) Dispositif de blindage d'une bobine
FR948504A (fr) Dispositif d'attache
FR894545A (fr) Dispositif pour le lancement d'avions
FR898030A (fr) Amplificateur pour ondes très courtes
CH271260A (fr) Procédé de réception d'ondes électromagnétiques.
FR898004A (fr) Dispositif pour l'émission ou la réception d'ondes sonores
CH236668A (fr) Dispositif de couplage par induction pour ondes électromagnétiques de fréquences élevées.
FR927268A (fr) Atténuateurs d'ondes électromagnétiques
FR907873A (fr) Dispositif d'amortissement pour ondes ultra-courtes