磁珠法血凝仪电路中的信号采集分析

从实际产品出发,针对以往磁珠法血凝仪中对信号采集所存在的各种问题进行分析和讨论,根据其工作原理及测试项目和标准,给出了简单的信号采集、放大和补偿方法,并对各电路进行了设计、测试。整套的采集过程解决了以往的相关问题,得到了正确、有用的磁珠信号,并满足了信号的稳定性、实时性等方面的要求。

The Signal Acquisition Method in the Circuit of Magnetic Bead Coagulometer

Starting from the actual products,this paper has analyzed and discussed the various problems of the signal acquisition,existing in the past magnetic beads coagulometer.In accordance with the principle of its work,the test items and standards,it also has given a simple method about signal acquisition,amplification and compensation.It gives the circuit s design and testing too.The whole process of the signal acquisition has resolved the issues existing in the past,and gets the useful,correct magnetic signal.I...