821 search results - page 5 / 165 » Energy Efficient Algorithms for the RFID Estimation Problem |
ITIIS
2008
13 years 7 months ago
2008
The Radio Frequency IDentification (RFID) system is a contactless automatic identification system, which comprises readers and tags. In RFID systems, a reader collision occurs whe...
CORR
2010
Springer
13 years 6 months ago
2010
Springer
A critical need in Mobile Wireless Sensor Network (MWSN) is to achieve energy efficiency during routing as the sensor nodes have scarce energy resource. The nodes’ mobility in M...
TSP
2010
13 years 2 months ago
2010
We study state estimation via wireless sensors over fading channels. Packet loss probabilities depend upon time-varying channel gains, packet lengths and transmission power levels ...
MOBIHOC
2008
ACM
14 years 7 months ago
2008
ACM
As RFID tags are increasingly attached to everyday items, it quickly becomes impractical to collect data from every tag in order to extract useful information. In this paper, we c...
DEXA
2009
Springer
13 years 11 months ago
2009
Springer
Abstract. Sensor database is a type of database management system which offers sensor data and stored data in its data model and query languages. In this system, when a user poses ...