READ INFORMATION COMMUNICATION TERMINAL AND COMMUNICATION SYSTEM USING THE SAME
PROBLEM TO BE SOLVED: To prevent a system from being illegally used by detecting whether documents or the like are original or not in a communication system used for a communication education system and the like. SOLUTION: At the same time a terminal 2 reads out an attendance sheet or characters and...
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Main Authors | , , , |
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Format | Patent |
Language | English |
Published |
22.01.1999
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Edition | 6 |
Subjects | |
Online Access | Get full text |
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Summary: | PROBLEM TO BE SOLVED: To prevent a system from being illegally used by detecting whether documents or the like are original or not in a communication system used for a communication education system and the like. SOLUTION: At the same time a terminal 2 reads out an attendance sheet or characters and signs on documents and so on such as answer sheets or the like, it discriminates whether the documents and the like are original or not by a discrimination sensor 12. Thus, a center side can quickly and precisely detect whether the documents or the like are original or not and prevent a system from being illegally used by making an expected operation not be obtained when they are not original. |
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Bibliography: | Application Number: JP19970163099 |