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DM
2006
108views more  DM 2006»
13 years 9 months ago
Optimal broadcast domination in polynomial time
Broadcast domination was introduced by Erwin in 2002, and it is a variant of the standard dominating set problem, such that different vertices can be assigned different domination...
Pinar Heggernes, Daniel Lokshtanov
GLOBECOM
2009
IEEE
14 years 4 months ago
Collaborative Quickest Spectrum Sensing via Random Broadcast in Cognitive Radio Systems
Abstract— Quickest detection is applied in the spectrum sensing of cognitive radio systems when multiple secondary users collaborate with limited communication time slots. When t...
Husheng Li, Huaiyu Dai, Chengzhi Li
CORR
2006
Springer
119views Education» more  CORR 2006»
13 years 10 months ago
Restricted Strip Covering and the Sensor Cover Problem
Suppose we are given a set of objects that cover a region and a duration associated with each object. Viewing the objects as jobs, can we schedule their beginning times to maximiz...
Adam L. Buchsbaum, Alon Efrat, Shaili Jain, Suresh...
IEEEARES
2007
IEEE
14 years 4 months ago
Broadcast Authentication Protocol with Time Synchronization and Quadratic Residues Chain
Assuring information authenticity is an important issue in the field of information security. A new broadcast authentication protocol is proposed. The protocol is based on time sy...
Bogdan Groza
JSW
2008
196views more  JSW 2008»
13 years 9 months ago
Providing Data Items with Time Constraints in Multi-Channel Broadcasting Environments
In a mobile computing system, users carrying portable devices can access database services from any location without requiring a fixed position in the networking environment. Some ...
Ding-Jung Chiang, Hwei-Jen Lin, Timothy K. Shih