Results 1 to 10 of about 5,493 (222)

Rectennas for microwave power transmission

open access: yesIEICE Electronics Express, 2013
Microwave power transmission (MPT) has had a long history before the more recent movement toward wireless power transmission (WPT). MPT can be applied not only to beam-type point-to-point WPT but also to an energy harvesting system fed from distributed or broadcasting radio waves.
openaire   +2 more sources

Efficient modeling of the wireless power transfer efficiency for varying positions and orientations between transmitter and receiver [PDF]

open access: yes, 2015
A method that efficiently calculates the Power Transfer Efficiency (PTE) of a Wireless Power Transfer (WPT) system is described in this paper. It allows for arbitrary relative positions and orientations between devices in the system, both in far-field ...
Rogier, Hendrik   +2 more
core   +1 more source

Thin conformal antenna array for microwave power conversions [PDF]

open access: yes, 1978
A structure of a circularly polarized, thin conformal, antenna array which may be mounted integrally with the skin of an aircraft employs microstrip elliptical elements and interconnecting feed lines spaced from a circuit ground plane by a thin ...
Dickinson, R. M.
core   +1 more source

Novel Design of 2.45-GHz Rectenna Element and Array for Wireless Power Transmission

open access: yesIEEE Access, 2019
A novel design of 2.45-GHz rectifying antenna (rectenna), which is composed of antenna element, two-element series-fed array, and four-element cascaded array, has been proposed in this paper.
Xi Li, Lin Yang, Li Huang
doaj   +1 more source

Rectenna thermal model development [PDF]

open access: yes
Deploying rectennas in space requires adapting existing designs developed for terrestrial applications to the space environment. One of the major issues in doing so is to understand the thermal performance of existing designs in the space environment ...
Alden, Adrian   +2 more
core   +1 more source

Reference system characterization and cost overview [PDF]

open access: yes, 1980
A brief description of the necessary elements of the Satellite Power System is presented.
Piland, R. O.
core   +1 more source

Multiband Rectenna for Microwave Applications Rectenna

open access: yes, 2016
This paper reports a multiband rectenna (rectifier + antenna) suitable for the electromagnetic energy harvesting of the spill-over loss of microwave antennas placed on board of geostationary satellites. Such rectenna is used for powering autonomous wireless sensors for satellite health monitoring. The topology of the rectenna is presented.
Okba, Abderrahim   +4 more
openaire   +1 more source

Flexible Rectenna on an Eco-Friendly Substrate for Application in Next-Generation IoT Devices

open access: yesApplied Sciences
Globally, there are now more than 19 billion connected Internet of Things (IoT) devices, which are fostering innovation across various sectors, including industry, healthcare, education, energy, and agriculture.
Nikolay Atanasov   +2 more
doaj   +1 more source

RF beam center location method and apparatus for power transmission system [PDF]

open access: yes, 1978
The receiving element in wireless power transmission systems intercepts the greatest possible portion of the transmitted energy beam. Summing the output energy of all receivers in a planar array makes it possible to determine the location of the center ...
Dickinson, R. M.
core   +1 more source

Satellite Power System (SPS) public outreach experiment [PDF]

open access: yes, 1980
An outreach experiment was conducted to improve the results of the satellite power system (SPS) concept development and evaluation program. The objectives of the outreach were to: (1) determine the areas of major concern relative to the SPS concept and ...
Mcneal, S. R.
core   +2 more sources

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