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135
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VTC
2006
IEEE
15 years 12 months ago
2006
IEEE
- An initial timing offset estimation method for orthogonal frequency-division multiplexing (OFDM) systems is proposed. Conventional preamble-based synchronization methods result i...
VTC
2006
IEEE
15 years 12 months ago
2006
IEEE
Abstract: The peak factor of a continuous digitallymodulated signal is often analyzed from its samples taken at the Nyquist rate. This, however, may involve a significant error. It...
117
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VTC
2006
IEEE
15 years 12 months ago
2006
IEEE
— We propose an Intersection Warning Channel Access Priority (IWCAP) protocol to warn drivers of a possible collision when approaching an intersection. Our protocol operates via ...
184
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VTC
2006
IEEE
15 years 12 months ago
2006
IEEE
Abstract— Orthogonal space-time block-coded (OSTBC) orthogonal frequency-division multiplexing (OFDM) links for frequency-selective multiple-input multiple-output (MIMO) channels...
134
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VTC
2006
IEEE
15 years 12 months ago
2006
IEEE
— In this paper, we present a novel low complexity algorithm for reducing the peak-to-average power ratio (PAPR) occurring in OFDM-based cognitive radios. Although several PAPR r...