Sciweavers

6834 search results - page 338 / 1367
» Informal communication in collaboratories
Sort
View
PIMRC
2010
IEEE
15 years 4 months ago
Downlink capacity of two-tier cognitive femto networks
Abstract--In two-tier networks consisting of a macrocell overlaid with femtocells in co-channel deployment and closed-access policy, spatial reuse is achieved at the price of sever...
Shin-Ming Cheng, Weng-Chon Ao, Kwang-Cheng Chen
PIMRC
2010
IEEE
15 years 4 months ago
Cognitive Beacon Channel via GSM and UMTS
This paper proposes the utilization of GSM logical channels (RACH, AGCH and TCH) and UMTS signaling (MIB and SIBs) of the Broadcast Channel to transmit a Cognitive Beacon Channel (...
Rodrigo Soule de Castro, Philippe Godlewski, Phili...
SECON
2010
IEEE
15 years 4 months ago
RDAS: Reputation-Based Resilient Data Aggregation in Sensor Network
Data aggregation in wireless sensor networks is vulnerable to security attacks and natural failures. A few nodes can drastically alter the result of the aggregation by reporting er...
Carlos R. Perez-Toro, Rajesh Krishna Panta, Saurab...
SIGSOFT
2010
ACM
15 years 4 months ago
Realizability analysis for message-based interactions using shared-state projections
The global interaction behavior in message-based systems can be specified as a finite-state machine defining acceptable sequences of messages exchanged by a group of peers. Realiz...
Sylvain Hallé, Tevfik Bultan
DSN
2009
IEEE
15 years 4 months ago
ICT resilience of power control systems: experimental results from the CRUTIAL testbeds
Distributed intelligence and secure interconnected communication networks constitute recognized key factors for the economic operation of electricity infrastructures in competitiv...
Giovanna Dondossola, Fabrizio Garrone, Judit Szant...