Browsing by Author "Wilkinson, A J"

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Inverse synthetic aperture imaging using 140 kHz ultrasonic laboratory sonar

Author: Wilkinson, A J ; Mukhopadhyay, P K ; Lewitton, N ; Inggs, M R Date: 2004 A sonar system operating at 40 kHz in air has been developed to allow the capture of acoustic data in a laboratory environment. The system can serve as a teaching tool for students in seismology, sonar and radar, as well as a useful tool for ... Read more
The detection and tracking of GSM portable handsets using a 5-element circular array

Author: Lambert-Porter, J R ; Wilkinson, A J Date: 2004 Direction Finding (DF) is a process that involves estimating the directions of the arrival (DOA) for propagating wavefronts impinging on an antenna array from arbitrary directions relative to that antenna array. GSM, the Global System for ... Read more

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