نتایج جستجو برای: beam steering

تعداد نتایج: 125576  

2011
N. W. D. Le Marshall A. Z. Tirkel

In this paper, we describe the design of a hybrid 24 GHz RADAR array for termite detection and imaging. The array uses MIMO techniques to provide transmit beam steering and null steering in conjunction with the Matrix Enhanced Matrix Pencil (MEMP), which provides direction of arrival processing. We describe the selection of our MIMO orthogonal codes and test their suitability. Simulated results...

Journal: :Optics express 2007
Ata Akatay Hakan Urey

High-resolution imaging and beam steering using 3 microlens arrays (MLA) is demonstrated. Small lateral displacement of one microlens array is sufficient for large angle beam steering. A prescan lens is added to the system to overcome the discrete addressing problem associated with microlens scanning systems. A hybrid method that uses both geometrical ray tracing optimization and physical optic...

2008
Sangeeta Kamboj

Satellite Communication Systems are beneficial in providing communication services to vast regions especially where the adequate infrastructure for communication may not be constructed. Wireless communication is one of the fastest growing fields in the engineering world. Introduction on adaptive antenna array is described in this paper. Linear adaptive algorithm LMS (Least mean square) is used ...

Journal: :Sensors and Actuators A: Physical 2012

Journal: :Nanophotonics 2022

Abstract The ability to control and steer optical beams is critical for emerging technologies. Among these are light detection ranging (LiDAR), laser display, free space communication, single pixel imaging. Improvements in areas promise enhanced 3D data collection capabilities, orders of magnitude increase wireless rate, less expensive cameras, ever more immersive virtual/augmented reality (VR/...

Journal: :The Journal of the Acoustical Society of America 1973

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