Results 51 to 60 of about 13,583 (257)
Microstrip to parallel strip balun as spiral antenna feed [PDF]
, 2012 This paper presents the design and implementation of a microstrip to parallel strip balun which are frequently used as balanced antennas feed. This wideband balun transition is composed of a parallel strip which is connected to the spiral antenna and a ...
Coetzee, Jacob +2 more
core +2 more sources
IEEE AccessThis paper presents an automated design methodology to improve the radiation performance of microstrip antenna arrays using boosting-based machine learning (ML) algorithms in the X-band frequency range.
Sina Hasibi Taheri +3 more
doaj +1 more source
A Dual-polarized Broadband Planar Antenna and Channelizing Filter Bank for Millimeter Wavelengths
, 2013 We describe the design, fabrication, and testing of a broadband log-periodic antenna coupled to multiple cryogenic bolometers. This detector architecture, optimized here for astrophysical observations, simultaneously receives two linear polarizations ...
Ade, Peter +11 more
core +1 more source
Study and Design of a Diferentially Fed Tapered Slot Antenna Array [PDF]
, 2010 The results of a parametric study and design of an ultrawideband dual-polarized array of differentially-fed tapered slot antenna elements are presented. We examine arrays of bunny-ear antennas and discuss the capabilities and limitations of differential ...
García, Enrique +5 more
core +2 more sources
, 2012 Sequential rotation feeding networks can significantly improve performance of the circularly polarized microstrip antenna array. In this paper, single, double, and multiple series-parallel sequential rotation feeding networks are examined.
Aixin Chen +4 more
semanticscholar +1 more source
On the Design and Performance Analysis of Low-Correlation Compact Space-Multimode Diversity Stacked Microstrip Antenna Arrays for MIMO-OFDM WLANs over Statistically-Clustered Indoor Radio Channels [PDF]
Radioengineering, 2015 The support of high spectral efficiency MIMO spatial-multiplexing communication in OFDM-based WLAN systems conforming to IEEE 802.11n standard requires the design and use of compact antennas and arrays with low correlation ports.
A. Savaşcıhabeş, O. Ertuğ, E. Yazgan
doaj
Design of Arbitrarily Shaped Planar Microstrip Antenna Arrays with Improved Efficiency
International Journal of Antennas and Propagation, 2013 A design technique is described for an arbitrarily shaped planar microstrip antenna array with improved radiation efficiency. In order to fully utilize the limited antenna aperture, several basic modules are proposed from which we construct the array.
Sheng Ye +6 more
doaj +1 more source
An ohmic RF MEMS switch for reconfigurable microstrip array antennas built on PCB [PDF]
, 2008 This paper presents the analysis, design and simulation of an ohmic RF MEMS switch specified for reconfigurable microstrip array antennas built on PCB via an integrated monolithic technology.
Charalampidis, N +6 more
core
Design Smart Antenna by Microstrip Patch Antenna Array [PDF]
International Journal of Engineering and Technology, 2011 Smart antennas have been studied extensively this decade because of its low profile structure and formidable rate, thereby creating new and improved services at lower costs. They are extremely compatible for embedded antennas in handheld wireless devices such as cellular phones, pagers etc. Because of its versatility, Smart antenna which is designed by
Japatosh Mondal +3 more
openaire +1 more source
Integrated Focal Plane Arrays for Millimeter-wave Astronomy [PDF]
, 2002 We are developing focal plane arrays of bolometric detectors for sub-millimeter and millimeter-wave astrophysics. We propose a flexible array architecture using arrays of slot antennae coupled via low-loss superconducting Nb transmission line to ...
Bock, James J. +7 more
core +1 more source