The invention relates to distributed services, i. The disclosure further discloses a terminal and a storage medium. The mount is configured for mounting the image processing device. A processor is operable to process the first data set and the second data set with a rotating matrix to separate a signal component and a noise component contained in the pulse wave. The wireless handset comprises a quiet mode controller configured to disable the wireless handset from issuing the audible notification when the wireless handset is in a designated quiet zone location.