Adrian P. Stephens

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The SWAP specification for wireless voice and data networking within the home will enable a new class of mobile consumer devices that draw from the power and content of the Internet and the Home PC. If cable modems and xDSL represent the " last mile " access to the home, then HomeRF TM 's mission with SWAP could be called the " very last 150 feet " within(More)
This article provides an introduction to issues of coexistence between Bluetooth and Wi-FiTM (IEEE 802.1 1 b), with particular attention toscenarios requiring simultaneousoperation, or Sim-OPTM, of both s stems in very close proximiiy. The article explains basic interference mechanisms an cy quantifies their impact through both actual measurements and(More)
The purpose of this study was to identify ways in which social support is related to the caregiving stress and well-being experienced by adult daughter caregivers. The study focused on a specific source of support, caregivers' husbands, and included reports from 126 caregivers and their husbands. Main and buffering effects of four types of support(More)
In this paper, we develop a transmission system, referred to as Dual Stream JPEG (DSJ), that improves the resiliency of JPEG video streams by unifying layered encoding with image scrambling techniques. Whereas layered encoding techniques naturally provide resiliency to isolated loss of low priority image data, scrambling techniques make it possible to(More)
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