Sciweavers

932 search results - page 185 / 187
» On the Capacity of Hybrid Wireless Networks
Sort
View
WCNC
2008
IEEE
13 years 11 months ago
Three-Stage Serially Concatenated Codes and Iterative Center-Shifting K-Best Sphere Detection for SDM-OFDM: An EXIT Chart Aided
—Iterative K-best sphere detection (SD) and channel decoding is appealing, since it is capable of achieving a nearmaximum-a-posteriori (MAP) performance at a low complexity. Howe...
Li Wang, Lei Xu, Sheng Chen, Lajos Hanzo
ISLPED
2006
ACM
128views Hardware» more  ISLPED 2006»
13 years 11 months ago
Design and power management of energy harvesting embedded systems
Harvesting energy from the environment is a desirable and increasingly important capability in several emerging applications of embedded systems such as sensor networks, biomedica...
Vijay Raghunathan, Pai H. Chou
SIGMETRICS
2010
ACM
173views Hardware» more  SIGMETRICS 2010»
13 years 10 months ago
Channel fragmentation in dynamic spectrum access systems: a theoretical study
Dynamic Spectrum Access systems exploit temporarily available spectrum (‘white spaces’) and can spread transmissions over a number of non-contiguous sub-channels. Such methods...
Edward G. Coffman Jr., Philippe Robert, Florian Si...
AICT
2009
IEEE
226views Communications» more  AICT 2009»
14 years 2 days ago
Optimizing MBMS Power Allocation through HSDPA Transmissions
— Multimedia Broadcast Multicast Service (MBMS) epitomizes the increasing popularity of enhanced end-user experience in Universal Mobile Telecommunications System (UMTS), since i...
Antonios G. Alexiou, Christos Bouras, Evangelos Re...
MOBISYS
2004
ACM
14 years 4 months ago
Tracking Moving Devices with the Cricket Location System
We study the problem of tracking a moving device under two indoor location architectures: an active mobile architecture and a passive mobile architecture. In the former, the infra...
Adam Smith, Hari Balakrishnan, Michel Goraczko, Ni...