4674 search results - page 580 / 935 » cases 2008 |
189
click to vote
TWC
2008
15 years 6 months ago
2008
This paper discusses the design and analysis of post coded OFDM (PC-OFDM) systems. Coded or precoded OFDM systems are generally employed to overcome the symbol recovery problem in...
186
click to vote
TWC
2008
15 years 6 months ago
2008
Abstract--Designing diversity achieving schemes over the wireless broadband fading relay channels is crucial to achieve higher diversity gains. These gains are achieved by exploiti...
182
click to vote
TWC
2008
15 years 6 months ago
2008
Power efficiency is a capital issue in the study of mobile wireless nodes owing to constraints on their battery size and weight. In practice, especially for low-power nodes, it is ...
225
click to vote
TWC
2008
15 years 6 months ago
2008
This paper presents an iterative receiver for Multiple-Input Multiple-Output (MIMO) Orthogonal Frequency Division Multiplexing (OFDM) systems over time-variant wireless channels. T...
158
click to vote
URBAN
2008
15 years 6 months ago
2008
Rough set theory has been primarily known as a mathematical approach for analysis of a vague description of objects. This paper explores the use of rough set theory to manage the ...