نتایج جستجو برای: multiple input multiple output mimo radar

تعداد نتایج: 1111076  

2011
Wentao Shi Jianguo Huang Chengbing He

A novel algorithm for the joint estimation of the Direction Of Departure (DOD)-Direction Of Arrival (DOA) and Doppler frequency for bistatic multiple-input multiple-output (MIMO) radar is proposed. The proposed algorithm uses the rotational factor produced by the time delay of sampling to construct an angle matrix by fully utilizing the properties of the auto-covariance and cross-covariance mat...

2015
Aboulnasr Hassanien Moeness G. Amin Yimin D. Zhang Fauzia Ahmad

We consider the problem of single snapshot direction-of-arrival (DOA) estimation of multiple targets in monostatic multiple-input multiple-output (MIMO) radar. When only a single snapshot is used, the sample covariance matrix of the data becomes non-invertible and, therefore, does not permit application of Capon-based DOA estimation techniques. On the other hand, low-resolution techniques, such...

Journal: :IEEE Geoscience and Remote Sensing Letters 2023

This paper presents an imaging approach for Multiple Input Output Ground Penetrating Radar (MIMO GPR) systems working in down-looking contactless mode. The exploits a linear approximation of the scattering phenomenon and is based on ray-based propagation model, which takes into account presence air-soil interface. Accordingly, Interface Reflection Point concept extended to case MIMO GPR. propos...

2012
VYACHESLAV TUZLUKOV

We consider the problem of waveform design for multiple-input multiple-output (MIMO) radar systems employing the generalized detector that is constructed based on the generalized approach to signal processing in noise. We investigate the case of an extended target and without limiting ourselves to orthogonal waveforms. Instead, we develop a procedure to design the optimal waveform that maximize...

Journal: :IEEE Access 2021

In order to improve the feasibility of low-elevation height measurement for meter-wave multiple-input multiple-output (MIMO) radar, a virtual sub-array-level beam splitting algorithm is proposed. The can solve coherence problems caused by low-angle multipath reflection, target reflection wave and direct coupling, quickly measure low elevation angle on flat ground, then obtain through geometric ...

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