178 search results - page 22 / 36 » An iterative power allocation algorithm in OFDM system based... |
VTC
2007
IEEE
14 years 2 months ago
2007
IEEE
1 — The authors of this paper proposed an iterative expectation-maximization (EM) channel estimation based on a low-density parity-check (LDPC) code-division multiple access rece...
PLDI
2005
ACM
14 years 2 months ago
2005
ACM
Software pipelining of a multi-dimensional loop is an important optimization that overlaps the execution of successive outermost loop iterations to explore instruction-level paral...
ICYCS
2008
IEEE
14 years 2 months ago
2008
IEEE
— Nowadays wireless mesh routers are facilitating with more wireless channels than ever because of the advanced wireless communication technologies such as OFDM, SDR and CR(cogni...
CORR
2008
Springer
13 years 8 months ago
2008
Springer
We consider a two-hop wireless network where a transmitter communicates with a receiver via M relays with an amplify-and-forward (AF) protocol. Recent works have shown that sophis...
TCOM
2010
13 years 6 months ago
2010
Abstract—This paper studies a constrained optical signal-tonoise ratio (OSNR) optimization problem in optical networks from the perspective of system performance. A system optimi...