Filtry
X Band Septum Polarizer as Feed for Parabolic Antenna
Modelled X Band Septum Polarizer as Feed for Parabolic Antenna is described.
JA - Elektronika a optoelektronika, elektrotechnika
- 2010 •
- D
Rok uplatnění
D - Stať ve sborníku
Dual-band Loop Feed with Enhanced Performance
This paper is aimed on specific problems of electrically small and deep dish parabolic antennas. Since these antennas may suffer with low efficiency authors describe design and optimization of simple dual-band loop prime-focus f...
JA - Elektronika a optoelektronika, elektrotechnika
- 2008 •
- Jx
Rok uplatnění
Jx - Nezařazeno - Článek v odborném periodiku (Jimp, Jsc a Jost)
Singly feed circularly polarized microstrip antenna
Circularly polarized antennas are desirable i cases when may be difficult to know beforehand the required orientation of the transmitting antenna (e.g. GPS, airbrne applications). In the article, design of single feed circu...
JA - Elektronika a optoelektronika, elektrotechnika
- 2002 •
- Jx
Rok uplatnění
Jx - Nezařazeno - Článek v odborném periodiku (Jimp, Jsc a Jost)
Capacity feed small antenna array [Projekt MPO FR-TI2/039 Soubor antén]
Capacity feed small antenna array was made as small part of large antenna system working in frequency band 4.4 GHz - 5 GHz.
JA - Elektronika a optoelektronika, elektrotechnika
- 2011 •
- Gfunk •
- Odkaz
Rok uplatnění
Gfunk - Funkční vzorek
Výsledek na webu
An Upper Bound for the Envelope Correlation Coefficient of Antenna Clusters
for different feeding vectors. This work further presents a formula for finding the highest possible value of the envelope correlation coefficient when the feeding of one antenna for an arbitrary number of antenna...
Electrical and electronic engineering
- 2024 •
- D •
- Odkaz
Rok uplatnění
D - Stať ve sborníku
Výsledek na webu
Capacity feed patch antenna [Projekt MPO FR-TI2/039 Soubor antén]
Capacity feed patch antenna is basic element of large antenna array working in frequency band 4.4 GHz - 5 GHz.
JA - Elektronika a optoelektronika, elektrotechnika
- 2011 •
- Gfunk •
- Odkaz
Rok uplatnění
Gfunk - Funkční vzorek
Výsledek na webu
Antenna Beamwidth Control
feeds to create fan beams for radar antennas. The mouth modifications can improveSome methods for controlling antenna beamwidth are briefly proposed-bandwidth operations of aperture antennas, such as horns. The pr...
JA - Elektronika a optoelektronika, elektrotechnika
- 2010 •
- Jx
Rok uplatnění
Jx - Nezařazeno - Článek v odborném periodiku (Jimp, Jsc a Jost)
Computer modeling of the parabolic dish antenna with a special feed for left and right-hand circular polarization
This paper deals with a computer model and the simulation results of the parabolic dish antenna. At first, design of the feed antenna used for illumination of the dish is described and its parameters are modeled and optimiz...
JA - Elektronika a optoelektronika, elektrotechnika
- 2010 •
- D
Rok uplatnění
D - Stať ve sborníku
Design of Primary Feeds for 32m KDDI Antenna System IBA-4 in Cassegrain Configuration
The article is discussing about design, fabrication, testing and use an antenna system based on the KDDI IBA-4 antenna in Cassegrain configuration, and transformation it into a multiband antenna for 2m, 70cm and the 23 cm b...
JA - Elektronika a optoelektronika, elektrotechnika
- 2008 •
- Jx
Rok uplatnění
Jx - Nezařazeno - Článek v odborném periodiku (Jimp, Jsc a Jost)
Deep reflector prime focus feed for space communication
In this paper, design of a prime-focus feed for a deep reflector, Earth–Moon–Earth space communication system is described. The feed is based on a circular, it is estimated that the antenna system presents very low noise te...
Electrical and electronic engineering
- 2021 •
- Jimp •
- Odkaz
Rok uplatnění
Jimp - Článek v periodiku v databázi Web of Science
Výsledek na webu
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