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IWCMC
2006
ACM
14 years 2 months ago
Uplink capacity comparison of non-perfect frequency synchronized cellular OFDM systems
Orthogonal frequency division multiplexing (OFDM) is very sensitive to frequency offsets which result in considerable interference. Performance of the system will be exacerbated ...
Shameem Kabir Chaudhury, Hrishikesh Venkataraman, ...
IWCMC
2006
ACM
14 years 2 months ago
Dynamic and automatic connection of personal area networks to the global internet
In the Next Generation Networks (NGNs) users will carry multiple devices forming cooperative networks known as Personal Area Networks (PANs). Some existing technologies enable thi...
Rui Campos, Manuel Ricardo
IWCMC
2006
ACM
14 years 2 months ago
DSMA: an access method for MIMO ad hoc networks based on distributed scheduling
In this work, we analyze the effects of a distributed transmission coordination scheme that is particularly suited for ad hoc networks with the ability to exploit spatially–mult...
Paolo Casari, Marco Levorato, Michele Zorzi
MOBICOM
2006
ACM
14 years 2 months ago
Fast and reliable estimation schemes in RFID systems
RFID tags are being used in many diverse applications in increasingly large numbers. These capabilities of these tags span from very dumb passive tags to smart active tags, with t...
Murali S. Kodialam, Thyaga Nandagopal
MOBICOM
2006
ACM
14 years 2 months ago
Collision avoidance in a dense RFID network
In this work, we develop a CSMA-based MAC protocol to avoid reader-reader and reader-tag collisions in a dense RFID network. The network is implemented using mote-based RFID reade...
Shweta Jain, Samir R. Das