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Reconstruction the image on video display unit by electromagnetic leakage |
Wu Changying; Zhang Haobin; Dong Shiwei; Xu Jiadong |
Dept. of Electronic Eng., Northwestern Polytechnical University Xi an 710072 China |
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Abstract Electromagnetic leakage of video display unit becomes the focus of wide interest recently. An image-reconstruction system is presented here using electromagnetic leakage from video display unit. In this system a loop antenna is employed to receive the radiation. After being magnified, A/D transferred, the received data are processed by computer to reconstruct the image. The experiment shows the feasibility and good performance of this system.
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Received: 30 November 2001
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