Abstract: In accordance with the present invention, an operating procedure of a scanning system free of identifying original's attribute comprises steps of scanning at least one original free of identifying original's attribute to generate at least one image, wherein the images present all contents of the originals, displaying the images on a preview window, receiving a portion of the preview window selected by a user, and scanning a portion of the originals corresponding to the portion of the preview window. The present invention further extends to a scanning system free of identifying original's attribute and a scanning method without identifying an original's attribute by a user.

Abstract: A method for reading sensor that stores data in numerous separate memory cells, such as 1-D linear sensor or 2-D sensor composed of some 1-D linear sensor. To read the sensor, initially receiving a parameter which is a positive integer N, then skipping some former memory cells, finally starting to read following memory cells behind the (N?1)th memory cell.