1018 search results - page 195 / 204 » Issues in wireless E-commerce |
WCNC
2008
IEEE
14 years 2 months ago
2008
IEEE
— In this paper, we investigate two selective relaying schemes in cooperative OFDM systems. Selective OFDMA relaying, where the relay selection is performed in a per-subcarrier m...
AINA
2007
IEEE
14 years 2 months ago
2007
IEEE
— Wireless sensor networks are made up of hundreds of devices deployed over a distant or sensitive field to be monitored. Energy consumption is balanced by taking advantage of t...
ANSS
2007
IEEE
14 years 2 months ago
2007
IEEE
During the last few years, continuous progresses in wireless communications have opened new research fields in computer networking, aimed at extending data networks connectivity ...
CODES
2007
IEEE
14 years 2 months ago
2007
IEEE
Multiple wireless technologies are converging to run on personal handhelds. The plethora of communication standards next to the cost issues of deeper submicron processing require ...
INFOCOM
2007
IEEE
14 years 2 months ago
2007
IEEE
—The design of multi-channel multi-hop wireless mesh networks is centered around the way nodes synchronize when they need to communicate. However, existing designs are confined ...