1069 search results - page 170 / 214 » Quantum Channel Capacities |
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
Abstract— The primary disadvantage of orthogonal frequencydivision multiplexing (OFDM) is the high time-domain peak-toaverage power ratio (PAR) that severely limits the transmitt...
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
— Multi-carrier modulations (MCM) and especially orthogonal schemes such as orthogonal frequency division multiplexing (OFDM) are currently used in many radio transmission standa...
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
— We address the problem of radio resource allocation in the Downlink (DL) of relay–aided cellular system, based on OFDMA transmission technology. There has been little work on...
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
Abstract— It has previously been shown that serially concatenated trellis coded modulation (SCTCM) with a non-recursive inner convolutional code can achieve convergence close to ...
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
— Link adaptation is one of the key technologies used in high speed wireless networks such as HSDPA and mobile WiMAX. The dynamic feature of mobile users’ channel capacities br...