DE1015870B - Spulenantenne zur Ausstrahlung und zum Empfang sehr kurzer zirkular polarisierter elektrischer Wellen - Google Patents

Spulenantenne zur Ausstrahlung und zum Empfang sehr kurzer zirkular polarisierter elektrischer Wellen

Info

Publication number
DE1015870B
DE1015870B DEE10867A DEE0010867A DE1015870B DE 1015870 B DE1015870 B DE 1015870B DE E10867 A DEE10867 A DE E10867A DE E0010867 A DEE0010867 A DE E0010867A DE 1015870 B DE1015870 B DE 1015870B
Authority
DE
Germany
Prior art keywords
coil
coil antenna
antenna
short
circularly polarized
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.)
Pending
Application number
DEE10867A
Other languages
German (de)
English (en)
Inventor
Michael Morley Johnston Gammon
Trevor Gordon Hame
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.)
EMI Ltd
Original Assignee
EMI Ltd
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 GB1776654A external-priority patent/GB762415A/en
Application filed by EMI Ltd filed Critical EMI Ltd
Publication of DE1015870B publication Critical patent/DE1015870B/de
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
    • H01Q11/02—Non-resonant antennas, e.g. travelling-wave antenna
    • H01Q11/08—Helical antennas

Landscapes

  • Details Of Aerials (AREA)
  • Aerials With Secondary Devices (AREA)
DEE10867A 1954-06-17 1955-06-16 Spulenantenne zur Ausstrahlung und zum Empfang sehr kurzer zirkular polarisierter elektrischer Wellen Pending DE1015870B (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1776654A GB762415A (en) 1954-06-17 1954-06-17 Improvements in or relating to aerials
GB2863148X 1955-06-13

Publications (1)

Publication Number Publication Date
DE1015870B true DE1015870B (de) 1957-09-19

Family

ID=32328104

Family Applications (1)

Application Number Title Priority Date Filing Date
DEE10867A Pending DE1015870B (de) 1954-06-17 1955-06-16 Spulenantenne zur Ausstrahlung und zum Empfang sehr kurzer zirkular polarisierter elektrischer Wellen

Country Status (3)

Country Link
US (1) US2863148A (fr)
DE (1) DE1015870B (fr)
FR (1) FR1126260A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4443055B4 (de) * 1994-12-05 2011-07-21 VEGA Grieshaber KG, 77709 Antenneneinrichtung für ein Füllstandmeß-Radargerät

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US2969542A (en) * 1959-03-30 1961-01-24 Coleman Henri Paris Spiral antenna system with trough reflector
US3262120A (en) * 1962-11-08 1966-07-19 Ikrath Kurt Variable beamwidth antenna
US3383695A (en) * 1965-12-22 1968-05-14 Navy Usa Helical antenna with end distortion to improve polarization purity
US3569979A (en) * 1968-12-05 1971-03-09 Univ Ohio State Res Found Helical launcher
US3568204A (en) * 1969-04-29 1971-03-02 Sylvania Electric Prod Multimode antenna feed system having a plurality of tracking elements mounted symmetrically about the inner walls and at the aperture end of a scalar horn
US3623118A (en) * 1969-07-01 1971-11-23 Raytheon Co Waveguide-fed helical antenna
GB1291530A (en) * 1970-11-24 1972-10-04 Marconi Co Ltd Improvements in or relating to microwave horn aerials
US3757345A (en) * 1971-04-08 1973-09-04 Univ Ohio State Shielded end-fire antenna
FR2458971A1 (fr) * 1979-06-11 1981-01-02 Imi Sa Dispositifs rayonnants produisant des ondes hyperfrequences polarisees circulairement et leur utilisation dans le domaine des applicateurs a micro-ondes
GB8317938D0 (en) * 1983-07-01 1983-08-03 Emi Ltd Antenna
US5025262A (en) * 1986-11-06 1991-06-18 E-Systems, Inc. Airborne antenna and a system for mechanically steering an airborne antenna
CA2157139A1 (fr) * 1994-09-01 1996-03-02 Thomas C. Weakley Antenne multifaisceau permettant de capter simultanement plusieurs signaux emis par des satellites
US5495258A (en) * 1994-09-01 1996-02-27 Nicholas L. Muhlhauser Multiple beam antenna system for simultaneously receiving multiple satellite signals
US6107897A (en) * 1998-01-08 2000-08-22 E*Star, Inc. Orthogonal mode junction (OMJ) for use in antenna system
US6160520A (en) * 1998-01-08 2000-12-12 E★Star, Inc. Distributed bifocal abbe-sine for wide-angle multi-beam and scanning antenna system
US6181293B1 (en) * 1998-01-08 2001-01-30 E*Star, Inc. Reflector based dielectric lens antenna system including bifocal lens
US10256657B2 (en) 2015-12-24 2019-04-09 Energous Corporation Antenna having coaxial structure for near field wireless power charging
US12057715B2 (en) 2012-07-06 2024-08-06 Energous Corporation Systems and methods of wirelessly delivering power to a wireless-power receiver device in response to a change of orientation of the wireless-power receiver device
US10992185B2 (en) 2012-07-06 2021-04-27 Energous Corporation Systems and methods of using electromagnetic waves to wirelessly deliver power to game controllers
US10312715B2 (en) 2015-09-16 2019-06-04 Energous Corporation Systems and methods for wireless power charging
US11502551B2 (en) 2012-07-06 2022-11-15 Energous Corporation Wirelessly charging multiple wireless-power receivers using different subsets of an antenna array to focus energy at different locations
US9867062B1 (en) 2014-07-21 2018-01-09 Energous Corporation System and methods for using a remote server to authorize a receiving device that has requested wireless power and to determine whether another receiving device should request wireless power in a wireless power transmission system
US10992187B2 (en) 2012-07-06 2021-04-27 Energous Corporation System and methods of using electromagnetic waves to wirelessly deliver power to electronic devices
US10965164B2 (en) 2012-07-06 2021-03-30 Energous Corporation Systems and methods of wirelessly delivering power to a receiver device
US10523033B2 (en) 2015-09-15 2019-12-31 Energous Corporation Receiver devices configured to determine location within a transmission field
US11710321B2 (en) 2015-09-16 2023-07-25 Energous Corporation Systems and methods of object detection in wireless power charging systems
US10778041B2 (en) 2015-09-16 2020-09-15 Energous Corporation Systems and methods for generating power waves in a wireless power transmission system
US10734717B2 (en) 2015-10-13 2020-08-04 Energous Corporation 3D ceramic mold antenna
US10063108B1 (en) 2015-11-02 2018-08-28 Energous Corporation Stamped three-dimensional antenna
US10038332B1 (en) 2015-12-24 2018-07-31 Energous Corporation Systems and methods of wireless power charging through multiple receiving devices
US10079515B2 (en) 2016-12-12 2018-09-18 Energous Corporation Near-field RF charging pad with multi-band antenna element with adaptive loading to efficiently charge an electronic device at any position on the pad
US11863001B2 (en) 2015-12-24 2024-01-02 Energous Corporation Near-field antenna for wireless power transmission with antenna elements that follow meandering patterns
US10923954B2 (en) 2016-11-03 2021-02-16 Energous Corporation Wireless power receiver with a synchronous rectifier
KR20220008939A (ko) 2016-12-12 2022-01-21 에너저스 코포레이션 전달되는 무선 전력을 최대화하기 위한 근접장 충전 패드의 안테나 존들을 선택적으로 활성화시키는 방법
US10680319B2 (en) 2017-01-06 2020-06-09 Energous Corporation Devices and methods for reducing mutual coupling effects in wireless power transmission systems
US10439442B2 (en) 2017-01-24 2019-10-08 Energous Corporation Microstrip antennas for wireless power transmitters
WO2018183892A1 (fr) 2017-03-30 2018-10-04 Energous Corporation Antennes plates ayant deux fréquences de résonance ou plus destinées à être utilisées dans des systèmes de transmission de puissance sans fil
US12074460B2 (en) 2017-05-16 2024-08-27 Wireless Electrical Grid Lan, Wigl Inc. Rechargeable wireless power bank and method of using
US11462949B2 (en) 2017-05-16 2022-10-04 Wireless electrical Grid LAN, WiGL Inc Wireless charging method and system
US12074452B2 (en) 2017-05-16 2024-08-27 Wireless Electrical Grid Lan, Wigl Inc. Networked wireless charging system
US10848853B2 (en) 2017-06-23 2020-11-24 Energous Corporation Systems, methods, and devices for utilizing a wire of a sound-producing device as an antenna for receipt of wirelessly delivered power
US11342798B2 (en) 2017-10-30 2022-05-24 Energous Corporation Systems and methods for managing coexistence of wireless-power signals and data signals operating in a same frequency band
US11437735B2 (en) 2018-11-14 2022-09-06 Energous Corporation Systems for receiving electromagnetic energy using antennas that are minimally affected by the presence of the human body
US11539243B2 (en) 2019-01-28 2022-12-27 Energous Corporation Systems and methods for miniaturized antenna for wireless power transmissions
WO2020163574A1 (fr) 2019-02-06 2020-08-13 Energous Corporation Systèmes et procédés d'estimation de phases optimales à utiliser pour des antennes individuelles dans un réseau d'antennes
WO2021055898A1 (fr) 2019-09-20 2021-03-25 Energous Corporation Systèmes et procédés de détection d'objet étranger basée sur l'apprentissage automatique pour transmission de puissance sans fil
US11411441B2 (en) 2019-09-20 2022-08-09 Energous Corporation Systems and methods of protecting wireless power receivers using multiple rectifiers and establishing in-band communications using multiple rectifiers
WO2021055900A1 (fr) 2019-09-20 2021-03-25 Energous Corporation Classification et détection d'objets étrangers à l'aide d'un circuit intégré de dispositif de commande d'amplificateur de puissance dans des systèmes de transmission de puissance sans fil
US11381118B2 (en) 2019-09-20 2022-07-05 Energous Corporation Systems and methods for machine learning based foreign object detection for wireless power transmission
EP4073905A4 (fr) 2019-12-13 2024-01-03 Energous Corporation Station de charge présentant des contours de guidage permettant d'aligner un dispositif électronique sur la station de charge et de transférer efficacement de l'énergie radiofréquence en champ proche au dispositif électronique
US10985617B1 (en) 2019-12-31 2021-04-20 Energous Corporation System for wirelessly transmitting energy at a near-field distance without using beam-forming control
US11799324B2 (en) 2020-04-13 2023-10-24 Energous Corporation Wireless-power transmitting device for creating a uniform near-field charging area
US11916398B2 (en) 2021-12-29 2024-02-27 Energous Corporation Small form-factor devices with integrated and modular harvesting receivers, and shelving-mounted wireless-power transmitters for use therewith

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2630530A (en) * 1949-11-15 1953-03-03 Adcock Mack Donald Helical antenna array

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US2202380A (en) * 1936-08-27 1940-05-28 Telefunken Gmbh Confined or space resonance antenna
US2440597A (en) * 1945-02-10 1948-04-27 Du Mont Allen B Lab Inc Television receiver antenna
US2567260A (en) * 1947-09-12 1951-09-11 Carl A Wiley Antenna with dielectric casing

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2630530A (en) * 1949-11-15 1953-03-03 Adcock Mack Donald Helical antenna array

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4443055B4 (de) * 1994-12-05 2011-07-21 VEGA Grieshaber KG, 77709 Antenneneinrichtung für ein Füllstandmeß-Radargerät

Also Published As

Publication number Publication date
FR1126260A (fr) 1956-11-19
US2863148A (en) 1958-12-02

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