20126 search results - page 405 / 4026 » Timed Transition Systems |
153
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GLOBECOM
2007
IEEE
16 years 1 months ago
2007
IEEE
— In this paper, we develop low-complexity iterative channel estimation techniques for emerging IDMA systems. The channel estimators make use of pilots as well as soft decoded da...
174
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ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
— This paper studies performance of space-time coded (STC) systems with joint transmit and receive antenna selection over multiple input multiple output (MIMO) flat and frequenc...
181
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ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
In this paper, we investigate the application of a unipolar Non-Coherent M-ary Orthogonal Keying (NC-MOK) for OFDM system that does not require channel estimation and compare its p...
186
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ISQED
2007
IEEE
16 years 1 months ago
2007
IEEE
In this paper we address the problem of reducing the energy consumption in distributed embedded systems associated with time-constraints and equipped with fault-tolerant technique...
161
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MUE
2007
IEEE
16 years 1 months ago
2007
IEEE
We proposed a pre-compensation method combining two wireless communication schemes, TDD(Time Division Duplex) whose forward and reverse links use the same frequency, and the coher...