Results 171 to 180 of about 5,493 (222)

Rectennas Revisited

IEEE Transactions on Nanotechnology, 2013
In the late 1960s, a new concept was proposed for an infrared absorbing device called a “rectenna” that, combining an antenna and a nanoscale metal-insulator-metal diode rectifier, collects electromagnetic radiation in the terahertz regime, with applications as detectors and energy harvesters. Previous theories hold that the diode rectifies the induced
Bareiss, M.   +12 more
openaire   +2 more sources

Development of MMIC rectenna at 24GHz

2013 IEEE Radio and Wireless Symposium, 2013
Microwave Power Transmission (MPT) can be applied to a greater number of applications provided that higher frequency MPT systems are developed. In particular, we need high efficiency rectennas at higher frequencies. We developed a monolithic microwave integrated circuit (MMIC) rectenna with a resonant frequency of 24 GHz, with dimensions of 1 mm × 3 mm,
Ken Hatano   +3 more
openaire   +1 more source

A High-Efficiency 35GHz Rectenna with compact structure for rectenna arrays

2018 IEEE Asia-Pacific Conference on Antennas and Propagation (APCAP), 2018
A 35GHz rectenna with high efficiency and compact structure is proposed in this paper. A patch antenna fed by the coupling slot is employed to receive power from free space. The structure of designed rectifier is compact and printed on the bottom side of the antenna. The input low-pass or band-pass filter of the rectifier is removed.
Ping Pang   +4 more
openaire   +1 more source

Analysis and design of a solar rectenna

2010 IEEE International Symposium on Industrial Electronics, 2010
This paper presents an antenna that works in the infrared frequencies band to collect solar energy for supplying a resistive load. The designed antenna, named “rectenna”, is a golden rectangular spiral printed on a SiO2 layer with a ground plane on the back.
BOZZETTI, Michele   +5 more
openaire   +1 more source

Molecular diodes in optical rectennas

SPIE Proceedings, 2016
The photo conversion efficiencies of the 1st and 2nd generation photovoltaic solar cells are limited by the physical phenomena involved during the photo-conversion processes. An upper limit around 30% has been predicted for a mono-junction silicon solar cell.
Duche, David   +13 more
openaire   +1 more source

X-Band Planar Rectenna

IEEE Antennas and Wireless Propagation Letters, 2011
This letter presents a novel X-band planar rectenna (i.e., a rectifying antenna). The proposed device consists of a slot antenna and a microstrip rectifying circuit. A realization on a low-cost FR4 substrate, using a surface-mount Schottky barrier diode (the HSMS-8202 diode by Avago Technologies) as the rectifying element, is proposed.
MONTI, GIUSEPPINA   +2 more
openaire   +1 more source

Background and Origin of the Rectenna

2021
In recent times, renewable energy sources are becoming a need to energize low-power electronic devices. Rectenna offers a continuous power supply by harvesting the EM waves available in the environment and converting them into DC power. A rectenna is location independent and pollution-free and does not depend on the climatic conditions.
Binod Kumar Kanaujia   +2 more
openaire   +1 more source

Measurements through Rectenna System

International Journal of Measurement Technologies and Instrumentation Engineering, 2013
In this paper a rectenna system for wireless transmission of power is presented, describing the correlated tools for the measurement of electromagnetic fields, in order to optimize the system. The first part is dedicated to the benefits of the currently used systems based on rectenna technology as alternative to the traditional supply systems.
Giuseppe Griffo, Patrizia Vergallo
openaire   +1 more source

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