80 search results - page 13 / 16 » On using transmission overhead efficiently for channel estim... |
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
--- In this paper, a novel third-order Phase Lock Loop (PLL) is proposed for the timing recovery in MIMO-OFDM systems. It differentiates from conventional timing recovery algorithm...
GLOBECOM
2009
IEEE
13 years 4 months ago
2009
IEEE
Due to the limited energy supplies of nodes in many applications like wireless sensor networks, energy efficiency is crucial for extending the lifetime of these networks. This pape...
VTC
2007
IEEE
14 years 1 months ago
2007
IEEE
— In this paper we analyze the downlink OFDMA system-level performances of a 2x2 dual-stream MIMO multiuser transmission scheme under the assumptions of partial and noisy channel...
IJISEC
2008
13 years 7 months ago
2008
We study the multicast stream authentication problem when an opponent can drop, reorder and introduce data packets into the communication channel. In such a model, packet overhead...
TIT
2002
13 years 6 months ago
2002
This paper considers noncoherent communication over a frequency-nonselective channel in which the time-varying channel gain is unknown a priori, but is approximately constant over ...