CCCG
2010
13 years 6 months ago
2010
In this paper we consider a wireless network, where each transceiver is equipped with a directional antenna, and study two direction assignment problems, determined by the type of...
INFOCOM
2006
IEEE
13 years 11 months ago
2006
IEEE
— Energy-efficient broadcast communication is an important problem in wireless ad hoc networks. Previously, minimum-energy broadcast that exploits the broadcast nature of radio ...
GLOBECOM
2007
IEEE
13 years 11 months ago
2007
IEEE
— Space-time codes from complex orthogonal designs (CODs) with no zero entries offer low Peak to Average power ratio (PAPR) and avoid the problem of turning off antennas. But COD...