1) Phase discrimination and frequency doubling integrated circuit
鉴相倍频集成电路
2) Fourfold circuit
四倍频鉴向电路
3) frequency multiplier and phase detector
倍频鉴相
1.
This paper explored the FPGA tech- nology,and the output of feedback signals from the grating sensor by means of FPGA can be accepted by DSP module after frequency multiplier and phase detector.
光栅信号经过FPGA倍频鉴相后,通过8254计数器获得反馈位置信息,DSP模块根据反馈的位置信息完成伺服电机的闭环控制。
2.
It is introduced how to design programmability frequency multiplier and phase detector of variety frequency multiplication constant with one device of ispLSI1032.
用一片ispLSI10 32设计了一种任意倍频系数的可编程倍频鉴相逻辑电路 。
4) Phase locked loop doubled frequency circuit
锁相倍频电路
6) frequency discriminating circuit
鉴频电路
补充资料：相倍
1.见"相背"。
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