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CNSR
2008
IEEE
136views Communications» more  CNSR 2008»
15 years 11 months ago
Using QR-Updating with Reduced Complexity for Precise Localization in Mobile Sensor Networks
Localizing tiny sensor nodes in large wireless sensor networks is extremely complex, due to the node’s strict resource limitations regarding memory size, processor performance a...
Frank Reichenbach, Dominik Lieckfeldt, Dirk Timmer...
ICMCS
2008
IEEE
134views Multimedia» more  ICMCS 2008»
15 years 11 months ago
Spatial scene adaptation in broadcast environment
The heterogeneity of handheld terminals in terms of screen resolution, processing capabilities or available decoding memory is a challenge for multimedia services that have been t...
Benoît Pellan, Cyril Concolato
AIMSA
2008
Springer
15 years 10 months ago
Nested Precedence Networks with Alternatives: Recognition, Tractability, and Models
Integrated modeling of temporal and logical constraints is important for solving real-life planning and scheduling problems. Logical constrains extend the temporal formalism by rea...
Roman Barták, Ondrej Cepek
GLOBECOM
2007
IEEE
15 years 10 months ago
Cognitive Medium Access: A Protocol for Enhancing Coexistence in WLAN Bands
— In this paper we propose Cognitive Medium Access (CMA), a protocol aimed at improving coexistence with a set of independently evolving WLAN bands. A time-slotted physical layer...
Stefan Geirhofer, Lang Tong, Brian M. Sadler
ICCCN
2007
IEEE
15 years 10 months ago
SpotMAC: A Pencil-Beam MAC for Wireless Mesh Networks
Abstract— Deafness is a key problem. It erodes the performance gains provided by directional antennas, and introduces a new hidden terminal problem. To address deafness, and henc...
Kwan-Wu Chin