Discrimination of firm name,trade name and commercial name;

This article, from the aspect of VFP class teaching and intend to improve teaching effect, mainly focus on the realization of the display control about word style and word size when the main window, command window and program edit window are opened.

Performance of least mean square(LMS) algorithm for digital signal;

Periodic digital signal testing analyzer based on single chip microcomputer;

Applied circuit design of optoelectronic coupler to the digital signal;