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介绍了如何在MMDS上采用QPSK调制小功率多布点做到山区无线数字电视覆盖和用户接收,实现“村村通”目标。
This paper introduces how to use QPSK to modulate the low power and multi-distribution point in MMDS so as to achieve coverage of wireless digital TV in mountain area and user reception so as to achieve the goal of “village-village communication”.