Results 131 to 140 of about 1,330,151 (239)

Mellin Transform Based Performance Analysis of FFH M-ary FSK Using Product Combining Against Partial Band Noise Jamming

open access: yes, 2007
We propose a novel bit error ratio (BER) analysis technique for fast frequency hopping (FFH) assisted M-ary frequency shift keying (MFSK) using product combining (PC), when the channel is contaminated by partial band noise jamming (PBNJ).
Ahmed, S., Yang, L-L., Hanzo, L.
core   +1 more source

Correction to "Rayleigh Fading Multi-Antenna Channels" [PDF]

open access: yesEURASIP Journal on Advances in Signal Processing, 2003
openaire   +1 more source

Evaluation of Riming in the P3‐2ice Microphysics Scheme: A Case Study of Cold‐Air Outbreak Snowfall in Eastern China

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 17, 16 September 2026.
Abstract Using the multi‐frequency radar suite, ground‐based observations, and the Weather Research and Forecasting (WRF) model with the Predicted Particle Properties microphysics scheme with the version of two‐ice category (P3‐2ice), we study the characteristics of a cold‐air outbreak (CAO) snowfall event on 6–7 December 2024.
Zhizhi Qin   +9 more
wiley   +1 more source

Optimum Mode-Switching Assisted Adaptive Modulation

open access: yes, 2001
Adaptive modulation techniques combat fading by employing a suitable modulation mode depending on the instantaneous channel conditions for improving the Bit Error Rate (BER) performance or the average through-put.
Choi, B.J., Hanzo, L.
core   +1 more source

On the Computation of 16-QAM and 64-QAM Performance in Rayleigh-Fading Channels

open access: yes, 1992
SUMMARY Quadrature Amplitude Modulation (QAM) schemes are attractive in terms of bandwidth efficiency and offer a number of subchannels with different integrities via both Gaussian and Rayleigh-fading channels, Specifically, the 16-QAM phasor ...
Fortune, P.M., Steele, R., Hanzo, L.
core   +1 more source

Single-Carrier Space-Time Trellis and Space-Time Block Coding for Dispersive Rayleigh Fading Channels

open access: yes, 2002
In this contribution we propose a novel Space-Time Coding (STC) scheme for transmissions over dispersive Rayleigh fading channels, which invokes a Joint-Detection assisted Minimum Mean Square Error based Decision Feedback Equalizer (JD-MMSE-DFE)for ...
Ng, S.X.   +4 more
core   +1 more source

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