SECURITY PROTECTION PROCESSOR

摘要

PROBLEM TO BE SOLVED: To provide a security protection processor capable of simply and inexpensively constructing a terminal and also protecting security without letting the opposite party know the whereabouts of a user is and his/her ambient surrounding. SOLUTION: This security protection processor 100 of an image and voice processor installed in an exchange and/or a base station for processing image and voice data of a video telephone is provided with: a background image data storing means 101 for storing background image data 31 which constitutes the background of the display screen of the video telephone; a human character image data extracting means 105 for extracting only human character image data 39 corresponding to a human character from image data 37 transmitted from a video telephone through a public network; a background image data controlling means 103 for controlling the background image data storing means 101 so as to read desired background image data 31 from the storing means 101 according to a control signal 33 transmitted from the video television; and an image combining means 107 for combining the background image data 31 and the human character image data 39.