High-resolution 35GHz coherent LFM-CW radar for two-dimensional imaging

Journal of Electronics (China) - Tập 14 - Trang 148-153 - 1997
Yang Jianyu1, Yang Xiaobo1, Ding Yiyuan1, Huang Shunji1
1Dept. of E. E., Microwave Center, Univ. of Electron. Sci. & Tech. of China, Chengdu

Tóm tắt

This paper presents the system design and experimental results of a 35GHz coherent LFM-CW radar for use in near range two-dimensional imaging. Special techniques, including FM sweep linearization, range-segment processing, system background voltage suppression and dynamic range compression are also presented.

Tài liệu tham khảo

R. T. Lawner, P. F. Blanchard, S. P. Gogineni, Coherent FM-CW millimeter-wave radar system for radar cross section measurements, IEEE Trans. on Instrumentation and Measurement, 39(1990)1, 208–211. L. P. Ligthart, L. R. Nieuwkerk, Ground clutter effects in an X-band solid state FM-CW weather radar, CIE 1991 International Confernece on Radar, Beijing, China, Oct. 22–24, 1991, 74–77. Yang Janyu, Ding Yiyuan, Huang Shunji, The property of equivalent quadrature channels of LFM-CW radars, Acta Electronica Sinica, 22(1994)9, 76–80, (in Chinese).