Several papers have been published recently on the quasi-maximum likelihood (QML)
approach for the polynomial phase signals (PPS) parameter estimation. The QML is …

This paper presents high-resolution multisensor time–frequency distributions (MTFDs) and
their applications to the analysis of multichannel non-stationary signals. The approach …

This paper proposes a new performance evaluation process for time-frequency distributions
(TFD) by designing a reference optimal TFD and novel accuracy and resolution measures …

The paper describes the FPGA implementation of a novel position evaluation algorithm
based on the time difference of arrival (TDOA) principle that combines the characteristics of …

Direction of arrival (DOA) estimation of underwater multipath signals has become an
indispensable part of many military and civil applications in the oceanic field. However …

The separation of time–frequency mixing signals composed of radar, communication, and
jamming is the first step in integrated reception processing, which requires higher accuracy …

Doppler frequency can reflect the dynamic properties of the radar target and thus provides
an effective approach to analyze the target signatures. In this paper, a novel method is …

An instantaneous frequency estimation algorithm is developed for multi-component signals
acquired through multiple sensors. The proposed method estimates the mixing matrix for the …

Spatial time-frequency distribution (STFD) utilizes the spatial time-frequency characteristics
of chirp signals and effectively improves the direction of arrival (DOA) estimation …

Novel spatial time-frequency distributions and instantaneous frequency estimation scheme
are developed for the proposed direction of arrival estimation scheme. A new class of spatial …