Sciweavers

2392 search results - page 78 / 479
» Channel-Hopping Multiple Access
Sort
View
CISS
2007
IEEE
15 years 1 months ago
Channel-Adaptive Optimal OFDMA Scheduling
Abstract-Joint subcarrier, power and rate allocation in orthogonal frequency division multiple access (OFDMA) scheduling is investigated for both downlink and uplink wireless trans...
Xin Wang, Georgios B. Giannakis, Yingqun Yu
HPCC
2007
Springer
15 years 1 months ago
A New Method for Multi-objective TDMA Scheduling in Wireless Sensor Networks Using Pareto-Based PSO and Fuzzy Comprehensive Judg
In wireless sensor networks with many-to-one transmission mode, a multi-objective TDMA (Time Division Multiple Access) scheduling model is presented, which concerns about the packe...
Tao Wang, Zhiming Wu, Jianlin Mao
USENIX
2008
15 years 8 days ago
Striping without Sacrifices: Maintaining POSIX Semantics in a Parallel File System
Striping is a technique that distributes file content over multiple storage servers and thereby enables parallel access. In order to be able to provide a consistent view across fi...
Jan Stender, Björn Kolbeck, Felix Hupfeld, Eu...
CORR
2008
Springer
129views Education» more  CORR 2008»
14 years 10 months ago
Tight Bounds on the Capacity of Binary Input random CDMA Systems
Abstract-- We consider code division multiple access communication over a binary input additive white Gaussian noise channel using random spreading. For a general class of symmetri...
Satish Babu Korada, Nicolas Macris
IJCIA
2008
68views more  IJCIA 2008»
14 years 10 months ago
A Hybrid Estimation of Distribution Algorithm for CDMA Cellular System Design
Abstract: While code division multiple access (CDMA) is becoming a promising cellular communication system, the design for a CDMA cellular system configuration has posed a practica...
Jianyong Sun, Qingfu Zhang, Jin Li, Xin Yao