84 search results - page 15 / 17 » Proximity Sensing Using IEEE 802.15.4 Radios |
VTC
2007
IEEE
14 years 2 days ago
2007
IEEE
— With the advent of cognitive radio technology, new paradigms for spectrum access can achieve near-optimal spectrum utilization by letting users sense and utilize available spec...
ICC
2007
IEEE
14 years 1 days ago
2007
IEEE
Abstract— Wireless ad hoc networks provide a useful communications infrastructure for the mobile battlefield. In this paper we apply and develop passive radio frequency signal s...
IROS
2008
IEEE
14 years 6 days ago
2008
IEEE
Abstract— We present a novel antenna and system architecture for mobile manipulation based on passive RFID technology operating in the 850MHz-950MHz ultra-high-frequency (UHF) sp...
HICSS
2010
IEEE
14 years 21 days ago
2010
IEEE
We discuss and reflect on the importance of embodiment, context, and spatial proximity as they pertain to the sense of presence obtained by individuals in virtual environments. We...
INFOCOM
2010
IEEE
13 years 4 months ago
2010
IEEE
—We study power control in a multi-cell CDMA wireless system whereby self-interested users share a common spectrum and interfere with each other. Our objective is to design a pow...