Because the filter effects with filter methods for the measured temperature are unsatisfied, this paper adopts the low-pass finite impulse response (FIR) digital filter with linear phase to deal with measured temperature.

• 由于普通滤波方法对检测温度的滤波效果不理想，本文采用具有严格线性相位特性的有限冲激响应(FIR)低通数字滤波器对检测温度进行处理。