Sciweavers

TPDS
2008
126views more  TPDS 2008»
13 years 4 months ago
Efficient Directional Network Backbone Construction in Mobile Ad Hoc Networks
In this paper, we consider the issue of constructing an energy-efficient virtual network backbone in mobile ad hoc networks (MANETs) for broadcasting applications using directiona...
Shuhui Yang, Jie Wu, Fei Dai
TMC
2008
152views more  TMC 2008»
13 years 4 months ago
CDR-MAC: A Protocol for Full Exploitation of Directional Antennas in Ad Hoc Wireless Networks
In this paper, we propose a new Medium Access Control (MAC) protocol for full exploitation of directional antennas in wireless networks. The protocol introduces a circular directio...
Thanasis Korakis, Gentian Jakllari, Leandros Tassi...
ECCC
2006
80views more  ECCC 2006»
13 years 4 months ago
Packing to angles and sectors
In our problem we are given a set of customers, their positions on the plane and their demands. Geometrically, the area covered by a directional antenna with parameters , ,
Piotr Berman, Jieun K. Jeong, Shiva Prasad Kasivis...
SIGCOMM
2010
ACM
13 years 4 months ago
Cone of silence: adaptively nulling interferers in wireless networks
Dense 802.11 wireless networks present a pressing capacity challenge: users in proximity contend for limited unlicensed spectrum. Directional antennas promise increased capacity b...
Georgios Nikolaidis, Astrit Zhushi, Kyle Jamieson,...
MOBICOM
2010
ACM
13 years 4 months ago
Directional antenna diversity for mobile devices: characterizations and solutions
We report a first-of-its-kind realization of directional transmission for smartphone-like mobile devices using multiple passive directional antennas, supported by only one RF chai...
Ardalan Amiri Sani, Lin Zhong, Ashutosh Sabharwal
OPODIS
2004
13 years 5 months ago
Directional Versus Omnidirectional Antennas for Energy Consumption and k-Connectivity of Networks of Sensors
A network is k-connected if it remains connected after the removal of any k - 1 of its nodes. Assume that n sensors, modeled here as (omni)directional antennas, are dropped random...
Evangelos Kranakis, Danny Krizanc, Eric Williams
CCCG
2010
13 years 5 months ago
Direction assignment in wireless networks
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...
Boaz Ben-Moshe, Paz Carmi, Lilach Chaitman, Matthe...
ICDCS
2007
IEEE
13 years 8 months ago
Efficient Backbone Construction Methods in MANETs Using Directional Antennas
In this paper, we consider the issue of constructing an energy-efficient virtual network backbone in mobile ad hoc networks (MANETs) for broadcasting applications using directiona...
Shuhui Yang, Jie Wu, Fei Dai
INFOCOM
2000
IEEE
13 years 8 months ago
Medium Access Control Protocols using Directional Antennas in Ad Hoc Networks
—Using directional antennas can be beneficial for wireless ad hoc networks consisting of a collection of wireless hosts. To best utilize directional antennas, a suitable Medium ...
Young-Bae Ko, Vinaychandra Shankarkumar, Nitin H. ...
COCOA
2009
Springer
13 years 9 months ago
Variable-Size Rectangle Covering
Abstract. In wireless communication networks, optimal use of the directional antenna is very important. The directional antenna coverage (DAC) problem is to cover all clients with ...
Francis Y. L. Chin, Hing-Fung Ting, Yong Zhang