633 search results - page 117 / 127 » Reliable Multicast in Mobile Networks |
TSP
2008
13 years 7 months ago
2008
Transmit beamforming is an energy-efficient wireless communication technique that allows a transmitter with two or more antennas to focus its bandpass signal in an intended directi...
MOBICOM
2010
ACM
13 years 7 months ago
2010
ACM
Multi-User MIMO promises to increase the spectral efficiency of next generation wireless systems and is currently being incorporated in future industry standards. Although a signi...
IJNSEC
2006
13 years 7 months ago
2006
Million of wireless device users are ever on the move, becoming more dependent on their PDAs, smart phones, and other handheld devices. With the advancement of pervasive computing...
ICRA
1994
IEEE
13 years 11 months ago
1994
IEEE
The Self-Mobile Space Manipulator (SM2) has evolved to adapt to the new pre-integrated I-beam structure of the Space Station Freedom (SSF). In this paper, we first briefly overvie...
JCIT
2010
13 years 2 months ago
2010
Generally, accuracy of GPS(Global Positioning System) is higher than that of cellular network. But in tall building urban area or indoor, relatively weak GPS signal makes the posi...