280 search results - page 3 / 56 » Modulation and Coding for Noncoherent Communications |
TIT
2002
13 years 5 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 ...
GLOBECOM
2007
IEEE
14 years 18 days ago
2007
IEEE
— We consider about a multiple relay system operating under amplify-and-forward (AF) protocol and non-coherent modulation and demodulation. When the relays are under long-term po...
ICC
2007
IEEE
14 years 18 days ago
2007
IEEE
— In this paper, we investigate block-coded QAM constructed by multilevel coding for the noncoherent generalized likelihood ratio test (GLRT) detector. For the AWGN channel, we d...
VTC
2007
IEEE
14 years 16 days ago
2007
IEEE
— We examine both differentially coherent and non-coherent code acquisition schemes designed for the multiple transmit/receive antenna assisted Multi-Carrier (MC)-DS-CDMA downlin...
VTC
2010
IEEE
13 years 4 months ago
2010
IEEE
Abstract—This paper presents an Irregular Distributed Hybrid Concatenated Differential (Ir-DHCD) coding scheme contrived for the relayaided differential decode-and-forward (DDF) ...