Sciweavers

17932 search results - page 319 / 3587
» Wireless communications systems
Sort
View
UIST
2005
ACM
15 years 11 months ago
Physical embodiments for mobile communication agents
This paper describes a physically embodied and animated user interface to an interactive call handling agent, consisting of a small wireless animatronic device in the form of a sq...
Stefan Marti, Chris Schmandt
MSWIM
2005
ACM
15 years 11 months ago
Adapting WLAN MAC parameters to enhance VoIP call capacity
This work describes a detailed simulation-based study of the performance of an IEEE 802.11e Medium Access Control (MAC) layer over an IEEE 802.11g Physical (PHY) layer. The study ...
Gráinne Hanley, Seán Murphy, Liam Mu...
IIHMSP
2006
IEEE
124views Multimedia» more  IIHMSP 2006»
16 years 6 days ago
Design of Collusion-Free Codes Based on MAI-Free Principle
The design of collusion-free codes for data hiding systems is investigated, and two new collusion-free codes are proposed in this work. They are called the Orthogonal Spreading (O...
Byung-Ho Cha, C. C. Jay Kuo
BROADNETS
2005
IEEE
15 years 8 months ago
Opportunistic power allocation for fading channels with non-cooperative users and random access
— We present a game-theoretical model of a wireless communication system with multiple competing users sharing a multiaccess fading channel. With a specified capture rule and a ...
Jun Sun 0007, Eytan Modiano
SENSYS
2010
ACM
15 years 4 months ago
Locating sensors in the wild: pursuit of ranging quality
Localization is a fundamental issue of wireless sensor networks that has been extensively studied in the literature. The real-world experience from GreenOrbs, a sensor network sys...
Wei Xi, Yuan He, Yunhao Liu, Jizhong Zhao, Lufeng ...