| 摘要 |
PROBLEM TO BE SOLVED: To provide a handheld device for personal use for communication with electronic labels (11) in an ESL system. SOLUTION: The handheld device includes, in addition to control means (55), memory means (61), transmission means (57) for transmitting a command to the electronic labels, and one or more buttons (53, 53') for user input, a receiver (63) for receiving information from a central unit (1) in the system. The information may include new commands, or an authorization code that may be included in commands sent to the labels for authorization of the handheld device. COPYRIGHT: (C)2009,JPO&INPIT
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