1987 search results - page 392 / 398 » Design of Wireless Portable Systems |
JSAC
2008
13 years 8 months ago
2008
We consider opportunistic spectrum access (OSA) strategies for a transmitter in a multichannel wireless system, where a channel may or may not be available and the transmitter must...
TIT
2002
13 years 8 months ago
2002
One method for communicating with multiple antennas is to encode the transmitted data differentially using unitary matrices at the transmitter, and to decode differentially withou...
MOBISYS
2010
ACM
13 years 11 months ago
2010
ACM
We investigate if WiFi access can be used to augment 3G capacity in mobile environments. We first conduct a detailed study of 3G and WiFi access from moving vehicles, in three dif...
WWW
2005
ACM
14 years 9 months ago
2005
ACM
While overall bandwidth in the internet has grown rapidly over the last few years, and an increasing number of clients enjoy broadband connectivity, many others still access the i...
SAFECOMP
2007
Springer
14 years 2 months ago
2007
Springer
The general trend towards ubiquitous networking has reached the realm of airplanes. E-enabled airplanes with wired and wireless network interfaces offer a wide spectrum of network ...