o realise modern quantified management of electric-wheel truck transporta-tion,weighing automation plays a key role.Areliable weighing signal processing systemshould not only have an accurate measurement but also be able to perform reliable opera-tion under the harsh environment.On the signal measurement and estimation,this paperdiscusses the seriously disturbed weighing signal processing and introduces the design con,cept and realizing method on minimum error possibility measurement and least meansquare-error estimation.