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INFOCOM
2005
IEEE
14 years 2 months ago
On achieving optimal throughput with network coding
— With the constraints of network topologies and link capacities, achieving the optimal end-to-end throughput in data networks has been known as a fundamental but computationally...
Zongpeng Li, Baochun Li, Dan Jiang, Lap Chi Lau
INFOCOM
2007
IEEE
14 years 3 months ago
SmartTunnel: Achieving Reliability in the Internet
Abstract— Reliability is critical to a variety of network applications. Unfortunately, due to lack of QoS support across ISP boundaries, it is difficult to achieve even two 9s (...
Yi Li, Yin Zhang, Lili Qiu, Simon S. Lam
JSAC
2007
103views more  JSAC 2007»
13 years 8 months ago
Impact of Pilot Design on Achievable Data Rates in Multiple Antenna Multiuser TDD Systems
Abstract— In this paper we study the effects of practical pilotassisted channel state estimation on the achievable information theoretic data rates (uplink and downlink) in a mul...
Dragan Samardzija, Narayan B. Mandayam
CORR
2006
Springer
109views Education» more  CORR 2006»
13 years 8 months ago
Hierarchical Cooperation Achieves Optimal Capacity Scaling in Ad Hoc Networks
n source and destination pairs randomly located in an area want to communicate with each other. Signals transmitted from one user to another at distance r apart are subject to a po...
Ayfer Özgür, Olivier Lévêqu...
TWC
2008
150views more  TWC 2008»
13 years 8 months ago
Improved iterative detection and achieved throughputs of OFDM systems under imperfect channel estimation
Abstract--Assuming imperfect channel estimation, we propose an improved detector for orthogonal frequency-division multiplexing (OFDM) systems over a frequency-selective fading cha...
Seyed Mohammad Sajad Sadough, Pierre Duhamel