6 Result(s)
within
Kyungsup Kwak
Information Systems Applications (incl. Internet)
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Article
Open AccessA power efficient MAC protocol for wireless body area networks
Applications of wearable and implanted wireless sensor devices are hot research area. A specialized field called the body area networks (BAN) has emerged to support this area. Managing and controlling such a n...
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Article
Open AccessEvaluation of Implant Communication with Polarisation and Unslotted CSMA/CA Protocol in Wireless Body Area Networks
The performance of the implant inside a human body with polarisation, distance, and different power settings at the base-station is presented. In addition, the unslotted CSMA/CA protocol is studied for a heter...
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Article
Open AccessA TR-UWB Downconversion Autocorrelation Receiver for Wireless Body Area Network
Low power UWB receiver architecture is proposed for a Wireless Body Area Network (WBAN). This receiving technology is a synergy of existing downconversion-based narrowband rejection mechanism in RF front end a...
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Chapter and Conference Paper
Improving Handoff Performance by Using Distance-Based Dynamic Hysteresis Value
In this study, an adaptive handoff algorithm with a dynamic hysteresis value, based on the distance between the mobile station and the serving base station, is proposed for cellular communications. Handoff pro...
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Chapter and Conference Paper
Performance Analysis of an Adaptive Soft Handoff Algorithm for Mobile Cellular Systems
In this paper, an adaptive soft handoff algorithm, which dynamically calculates the threshold values for soft handoff based on the received signal strength, is proposed for mobile cellular communication system...
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Chapter and Conference Paper
Performance Analysis of DS-BPAM UWB System over Fading Channels—Uncoded and Coded Schemes
This paper investigates the performance of two direct sequence ultra wideband (DS-UWB) communication systems over multipath fading channels. The first system is the classic DS-UWB system and the second is obta...
