传感器信号调理电路设计

The Design of Signal-modulated Circuit for a Sensor

通过对PWM原理的论述及误差分析得知,采用PWM电路可提高传感器测量系统的精度和可靠性,具有较强的抗干扰能力,且降低了成本.

By analyzing the description of PWM theory and its error, we found out that applying PWM circuit could improve precision and security of sensor measuring system and it was of high anti-interference property and the cost could be decreased.