DEVICE FOR INPUT AND COMPARISON OF TV PICTURES Russian patent published in 1997 - IPC

FIELD: TV equipment, in particular, comparison of pictures such as manuscripts, documents, industrial articles. SUBSTANCE: device has TV camera 1, analog-to-digital converter 3, unit 4 which controls initial address in memory unit, memory unit 6, address unit 7, digital-to-analog converter 9, distributor 10, display unit 11, control unit 12 for read-write mode. Video signal generator 2, frequency divider 5, mixer 8 and analog gate 13 are introduced to accomplish the goal of invention. EFFECT: possibility of comparison of matching and mismatching details on pictures. 7 dwg