Prediction of Performance: Practicality between MIMO and Collocated MIMO Radar
K. M. S. Sagar Madan1, D. S. Samba Siva Rao2
1K. M. S. Sagar Madan, M. Tech Student, Park College of Engineering and Technology, Kaniyur, (Tamil Nadu), India.
2D. S. Samba Siva Rao, HOD, Park College of Engineering and Technology, Kaniyur, (Tamil Nadu), India.
Manuscript received on September 26, 2014. | Revised Manuscript received on October 09, 2014. | Manuscript published on October 30, 2014. | PP: 142-145  | Volume-4 Issue-1, October 2014. | Retrieval Number:  A3482104114/2013©BEIESP

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Abstract: We recommend a novel method for multiple-input multiple-output (MIMO) radar with colocated antennas which we call phased-MIMO radar. The core of the projected method is to panel the broadcast array into a number of sub arrays that are permissible to overlie. Then, each subarray is worn to articulately put on the air a waveform which is orthogonal to the waveforms transmitted by additional subarrays. Articulate processing gain can be achieved by designing a weight vector for each subarray to form a beam towards a certain direction in space. Moreover, the subarrays are shared in cooperation to form a MIMO radar ensuing in elevated lanky oath capabilities. Substantial improvements offered by the proposed phased-MIMO radar technique as compared to the phasedarray and MIMO radar techniques are verified systematically and by simulations from beginning to end analyzing the analogous grin patterns and the practicable output signal-to-noise-plus-interference ratios. Both analytical and simulation results validated and shown in MATLAB platform about the effectiveness of the proposed phased-MIMO radar.
Keywords: MIMO, Radar, Phase, Subarrays.