【摘要】 在总结以往使用的光电编码器脉冲倍频鉴相输出电路的基础上 ,介绍一种新型的利用ispLSi器件实现的数字倍频鉴相电路。这种电路不但结构简单 ,抗干扰能力强 ,而且体积小。更多还原

【Abstract】 On the base of summarizing the avaliable circuit of frequency multiplication and phase demodulation,a new type of digital circuit for frequency multiplication and phase demodulation is introduced.The circuit is designed by ispLSI device.The structure of this circuit is simple,and has strong anti noise ability.It also has small volume.更多还原