APPARATUS AND METHOD FOR IDENTIFYING PAPER MONEY

AN APPARATUS AND A METHOD FOR IDENTIFYING PAPER MONEY WHICH CAN STABLY DETERMINE THE AUTHENTICITY OF THE PAPER MONEY WITHOUT BEING AFFECTED BY A SENSOR OR CONTAMINATION OF THE PAPER MONEY. TRANSMISSION PHOTOSENSORS 61 SCAN OBJECT PAPER MONEY ALONG READING LINES L WHILE IRRADIATING LIGHT TO OBTAIN PA...

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1. Verfasser: EIJI ITAKO
Format: Patent
Sprache:eng
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Zusammenfassung:AN APPARATUS AND A METHOD FOR IDENTIFYING PAPER MONEY WHICH CAN STABLY DETERMINE THE AUTHENTICITY OF THE PAPER MONEY WITHOUT BEING AFFECTED BY A SENSOR OR CONTAMINATION OF THE PAPER MONEY. TRANSMISSION PHOTOSENSORS 61 SCAN OBJECT PAPER MONEY ALONG READING LINES L WHILE IRRADIATING LIGHT TO OBTAIN PATTERNS OF AN AMOUNT OF TRANSMITTED LIGHT FROM THE PAPER MONEY (FIGS. 3 (B) AND 3(C)). PATTERNS (1A, 1B) OF AN AMOUNT OF TRANSMITTED LIGHT CORRESPONDING TO WATERMARK PORTIONS ARE EVALUATED BY MAXIMUM VALUES (11, 12) OF PATTERNS OF AN AMOUNT OF TRANSMITTED LIGHT CORRESPONDING TO ORDINARY DESIGN PORTIONS OTHER THAN THE WATERMARKS TO DETERMINE THE PRESENCE OR NOT OF THE WATERMARK ON THE OBJECT PAPER MONEY. THUS, THE PAPER MONEY IS JUDGED ITS AUTHENTICITY.(FIG 3A,3B,3C)