ENTER/LEAVE-ROOM CONTROLLER

PURPOSE:To easily enter and leave a room by attaching a means to the room door itself to receive the radio information including the information on the prescribed enter-/leave-room permission from a portable medium owned by a person who is permitted to enter and leave the room. CONSTITUTION:When an...

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Bibliographic Details
Main Author AOKI TOMOYUKI
Format Patent
LanguageEnglish
Published 09.03.1989
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
HANDLING RECORD CARRIERS
PHYSICS
PRESENTATION OF DATA
RECOGNITION OF DATA
RECORD CARRIERS
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