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High-performance low-power smart antenna for smart world applications

Author: Lysko, Albert A ; Mofolo, M Date: Oct 2014 This paper overviews a low-power beam-switched smart antenna. The antenna operates at 2.4 GHz frequency band, has low power consumption (1.5 mW), and is intended for smart world applications in communications and metering. The antenna has ... Read more
Incorporating antenna beamswitching technique into drivers for IEEE802.11 WLAN devices

Author: Mofolo, M ; Lysko, Albert A Date: 23 Nov 2015 The use of smart antennas in wireless networks requires real-time synchronization of the beamforming and the transmission/receive processes for the host devices that are equipped with such antennas. This paper presents an approach for integrating ... Read more
Influence of a realistic loading on characteristics and design of ESPAR

Author: Lysko, Albert A ; Mofolo, M Date: Sep 2011 The paper presents results of a study considering a 2.4 GHz low-cost low-power-consumption electronically switched parasitic array radiator (ESPAR) antenna suitable for wireless sensor networks and rural applications. The paper discuses the ... Read more
Significant performance improvement obtained in a wireless mesh network using a beamswitching antenna

Author: Lysko, Albert A ; Johnson, DL ; Mofolo, MOR Date: Sep 2012 The paper describes the performance enhancement obtained by adding an electronically controlled beamswitching antenna to a laboratory set up of a wireless mesh network. The antenna permits several modes offering several beam shapes and ... Read more
Studying an inexpensive wire discone antenna as a candidate for TVWS spectrum monitoring / sensing

Author: Lysko, Albert A ; Lee, A ; Hart, A ; Johnson, DL Date: Oct 2014 Monitoring and sensing of spectrum are becoming more and more important, as the subject of using underused TV White Spaces (TVWS) spectrum by software defined radios (SDR) and cognitive radios is advanced forward towards practical applications. ... Read more
Work in Television White Spaces (TVWS) and Dynamic Spectrum and a bit on Antennas

Author: Lysko, Albert A Date: Jul 2016 There is a need for work around improving frequency spectrum utilization efficiency to support the South African government targets of 100% broadband by 2020, with tough specifications stated by the National Broadband Policy “South Africa ... Read more

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Browsing by Subject "Antenna"

Browsing by Subject "Antenna"

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