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Real - time digital signal processing implementation of the X-ray line scan security screening equipment

Author: LinKe
Tutor: WangLiPing
School: Nanjing University of Technology and Engineering
Course: Optical Engineering
Keywords: X-ray Non - uniformity of DSP CCS UART
CLC: X924
Type: Master's thesis
Year: 2004
Downloads: 182
Quote: 2
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Designed for X-ray security screening equipment in the gain and offset correction circuit , circuit block diagram is given , highlighting the use of hardware and software implementations of the two - point calibration method , the circuit using DSP CPLD structure adopted in the simulation correction and digital sections twice , get better results , and can meet the engineering application . Software simulation Universal Asynchronous Receiver Transmitter (UART) is used in this article , the computer and DSP communication , and make full use of the DSP chip resources , and simplify the hardware circuit . The software part of the C language , written in combined of TI's TMS320C54xx series DSP hardware structure , conducive to the transplant procedure , shorten the the secondary development time of the system .

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