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Research of Circular Polarisation Quality by Using Quad Ridged Horn Antenna
This document presents the investigation of circular polarization quality by using a dual polarized broadband antenna and a hybrid coupler. The hybrid coupler incominginto dual polarized antenna the circular
JA - Elektronika a optoelektronika, elektrotechnika
- 2010 •
- D
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D - Stať ve sborníku
FIR laser beam circular polarizer for optical studies of suoperconductors
A method for converting polarization of the FIR laser beam from linear to circular state was developed. An optical device has been constructed using a wire grid polarizer and a flat metal mirror....
BM - Fyzika pevných látek a magnetismus
- 2010 •
- D
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D - Stať ve sborníku
Generation of Bright Soft X-ray Harmonics with Circular Polarization for X-ray Magnetic Circular Dichroism
We present the first circularly polarized harmonics in the soft X-ray region and the physics underlying it. This source enables the first X-ray magnetic circular dichroism measurements in rare earth elements on tabletop....
BM - Fyzika pevných látek a magnetismus
- 2016 •
- D
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D - Stať ve sborníku
Research of Circular Polarisation Quality by Broadband Antennas up to 40 GHz
This paper presents the investigation of circular polarization quality by using a dual polarized broadband antenna and a hybrid coupler in comparison with broadband outgoingports. By means of the phase shifted signals incom...
JA - Elektronika a optoelektronika, elektrotechnika
- 2011 •
- D
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D - Stať ve sborníku
Optimalization of the Septum Polarizer Feed for 1.296 GHz EME
We describe the reduction of polarization losses and other optimizations in the design of a septum polarizer antenna feed configured in a circular waveguide. The goal is to improve the overall efficiency of a parabolic dish...
JA - Elektronika a optoelektronika, elektrotechnika
- 2006 •
- A
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A - Audiovizuální tvorba
Circular polarization in a non-magnetic resonant tunneling device
to the tunnel current. The quantum well (QW) PL presents strong circular polarization evidence of highly spin-polarized two-dimensional electron and hole gases which affects the spin polarization of carriers in th...
BM - Fyzika pevných látek a magnetismus
- 2011 •
- Jx •
- Link
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Jx - Nezařazeno - Článek v odborném periodiku (Jimp, Jsc a Jost)
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Parabolic antenna feed with circular polarization
The antenna feed is intended for use for experimental communication using radio wave reflection from the Moon surface in microwave L-band. Circular polarization is used for this experimental communication in order to eliminate influ...
JA - Elektronika a optoelektronika, elektrotechnika
- 2011 •
- Gfunk •
- Link
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Gfunk - Funkční vzorek
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Primary Feed with Circular Polarization
Special prime-feed with backward radiation for a specific dish antenna with parameters f/D=0.285, D=60cm (subtended angle 85.5°) at frequency 10.368GHz....
JA - Elektronika a optoelektronika, elektrotechnika
- 2009 •
- Gfunk
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Gfunk - Funkční vzorek
Polarization Reconfigurable SIW Circular Ring-Slot Antenna
In this paper a linearly polarization reconfigurable substrate integrated waveguide (SIW) circular ring slot antenna for 5.8 GHz ISM band is proposed. The antenna layer, which is fed by the SIW, contains etched circular rin...
Electrical and electronic engineering
- 2016 •
- D •
- Link
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D - Stať ve sborníku
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Circularly polarized textile integrated antenna for ISM band
The paper presents textile integrated antenna used for integration into car or small airplanes for Wi-Fi connection. The antenna is based on substrate integrated technology. The antenna is designed for IMS band 5.8 GHz and it has directional radiatio...
Electrical and electronic engineering
- 2018 •
- D •
- Link
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D - Stať ve sborníku
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