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SIGCOMM
2010
ACM
15 years 6 months ago
PixNet: LCD-camera pairs as communication links
Given the abundance of cameras and LCDs in today's environment, there exists an untapped opportunity for using these devices for communication. Specifically, cameras can tune...
Samuel David Perli, Nabeel Ahmed, Dina Katabi
SASN
2005
ACM
16 years 3 days ago
Key distribution and update for secure inter-group multicast communication
Group communication has become an important component in wireless networks. In this paper, we focus on the environments in which multiple groups coexist in the system, and both in...
Weichao Wang, Bharat K. Bhargava
BROADNETS
2004
IEEE
15 years 10 months ago
Efficient QoS Provisioning for Adaptive Multimedia in Mobile Communication Networks by Reinforcement Learning
The scarcity and large fluctuations of link bandwidth in wireless networks have motivated the development of adaptive multimedia services in mobile communication networks, where i...
Fei Yu, Vincent W. S. Wong, Victor C. M. Leung
INFOCOM
2009
IEEE
16 years 1 months ago
All Bits Are Not Equal - A Study of IEEE 802.11 Communication Bit Errors
—In IEEE 802.11 Wireless LAN (WLAN) systems, techniques such as acknowledgement, retransmission, and transmission rate adaptation, are frame-level mechanisms designed for combati...
Bo Han, Lusheng Ji, Seungjoon Lee, Bishwaranjan Bh...
MOBICOM
2006
ACM
16 years 15 days ago
Low-cost communication for rural internet kiosks using mechanical backhaul
Rural kiosks in developing countries provide a variety of services such as birth, marriage, and death certificates, electricity bill collection, land records, email services, and...
Aaditeshwar Seth, D. Kroeker, Matei A. Zaharia, Sh...