This paper considers the problem of estimating multiple frequency hopping signals with
unknown hopping pattern. By segmenting the received signals into overlapped …

In this paper, we address the problem of spectrum estimation of multiple frequency-hopping
(FH) signals in the presence of random missing observations. The signals are analyzed …

Frequency hopping (FH) signals have well-documented merits for commercial and military
applications due to their near-far resistance and robustness to jamming. Estimating FH …

Frequency-hopping (FH) is one of the commonly used spread spectrum techniques that
finds wide applications in communications and radar systems due to its capability of low …

This paper addresses the problem of estimating frequency hopping (FH) signals parameters
with the single array. The existing optimization algorithms are with unrealistic computational …

In the problem of the parameter estimation of frequency-hopping (FH) signals, most of
existing works can only provide the unauthorised detection of the FH signals or estimate the …

In this article, we study the problem of joint carrier frequency offset (CFO) and sparse
channel estimation in orthogonal frequency-division multiplexing (OFDM) communication …

A novel sparse channel state information (CSI) estimation scheme is proposed for
orthogonal time frequency space (OTFS) modulated systems, in which the pilots are directly …

Recent research and experimental findings, as well as technological development and
commercialization efforts, suggest that even a modest amount of data can deliver superior …

Robust estimation of frequency hopping radar signal parameters is the key to achieving
stable jam in frequency hopping communication. In order to deal with the poor noise …