6662 search results - page 1093 / 1333 » Mobile and Ubiquitous Computing |
137
click to vote
WCNC
2008
IEEE
15 years 11 months ago
2008
IEEE
—In this paper we study the performance of the Ambient Networks (AN) access selection architecture. We consider heterogeneous wireless networks, where mobile terminals (MTs) own ...
116
click to vote
WCNC
2008
IEEE
15 years 11 months ago
2008
IEEE
— In fast-varying faded channels the transmission can be organized into frames where the channel estimation is mainly training-based. For fast-varying fading channels the trainin...
143
click to vote
WCNC
2008
IEEE
15 years 11 months ago
2008
IEEE
—In this paper the autocorrelation properties of shadow fading and angle spread at both the base station (BS) and at the mobile station (MS) are analyzed using urban macro cellul...
109
click to vote
WIMOB
2008
IEEE
15 years 11 months ago
2008
IEEE
Abstract—Most contemporary security mechanisms and protocols include exchange of random or time-variant nonces as an essential means of protection against replay and other threat...
119
click to vote
WIMOB
2008
IEEE
15 years 11 months ago
2008
IEEE
—Based on the principle of spread spectrum systems, this paper presents a hybrid automatic-repeat-request (HARQ) scheme with the mitigation of intercarrier interference (ICI) by ...