8060 search results - page 39 / 1612 » Adaptive BICM-OFDM Systems |
89
Voted
SIGIR
2005
ACM
15 years 6 months ago
2005
ACM
Summative evaluation methods for supervised adaptive topic tracking systems convolve the effect of system decisions on present utility with the effect on future utility. This pa...
118
Voted
TSMC
2002
15 years 10 days ago
2002
Abstract--This paper presents a new nonlinear adaptive tracking controller for a class of general time-variant nonlinear systems. The control system consists of an inner loop and a...
100
Voted
ICHIT
2009
Springer
15 years 7 months ago
2009
Springer
In this paper we provide an adaptive modulation approach that uses adaptive pilot symbols which both pilot spacing and power allocation on pilot symbols are optimized in single in...
144
Voted
TWC
2010
14 years 7 months ago
2010
The performance of multiple-input multiple-output (MIMO) systems using spatial multiplexing is analyzed under channel prediction errors. We derive exact closed-form expressions for...
87
Voted
GLOBECOM
2006
IEEE
15 years 6 months ago
2006
IEEE
— Throughput is an important performance measure for data communications over wireless links. In this work, we consider joint adaptation of coding rates, modulation modes and lev...