Handheld device in an electronic labelling system
First Claim
1. A handheld device for use with an electronic labelling system for communicating with at least one label used in the electronic labelling system, said handheld device comprising transmission means (56) for transmitting a command to at least one shelf label (11) in the electronic labelling system memory means (58), control means (55) to control the function of the handheld device, and at least one button (53, 53′
- ) for providing user input, characterized in that it comprises a receiver (59) controllable by the control means (55) and arranged to receive information from a central unit (1) in the electronic labelling system.
1 Assignment
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Accused Products
Abstract
A handheld device for personal use for communication with electronic labels (11) in an ESL system comprises, in addition to control means (55), memory means (61), transmission means (57) for transmitting a command to the electronic label, and one or more buttons (53, 53′) for user input, a receiver (63) for receiving informa-tion from a central unit (1) in the system. The information may comprise new com-mands, or an authorization code that may be included in commands sent to the labels for authorization of the handheld device.
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Citations
21 Claims
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1. A handheld device for use with an electronic labelling system for communicating with at least one label used in the electronic labelling system,
said handheld device comprising transmission means (56) for transmitting a command to at least one shelf label (11) in the electronic labelling system memory means (58), control means (55) to control the function of the handheld device, and at least one button (53, 53′ - ) for providing user input,
characterized in that it comprises a receiver (59) controllable by the control means (55) and arranged to receive information from a central unit (1) in the electronic labelling system. - View Dependent Claims (2, 3, 4, 5, 6, 7, 12)
- ) for providing user input,
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8. A handheld device including a display (57) for displaying information to a holder of the handheld display.
- 9. An electronic shelf label system comprising at least a first base station (4) communicating with a central unit (1), and with a number of electronic shelf labels (11) through wireless connections for determining at least a first piece of information to be displayed on the labels (11), said system also comprising handheld devices for communicating with the shelf labels (11), said electronic shelf label system comprising a central unit (1) and communication means (4, 5) connected to the central unit (1), characterized in that the communication means (4,5) is arranged to transmit a message to at least one handheld device.
- 16. An electronic shelf label (11) comprising a plurality of registers (37) for holding a plurality of different pieces of information, and a control unit (33) controlling the display of information from the registers (37) in dependence of commands input from a handheld device, said electronic shelf label being characterized in that the label comprises at least one stored authorization code associated with each register (37) and that the control unit (33) is arranged to, when a command to display the information of a specific register is received in the control unit (33), to compare a received authorization code with a command to the stored authorization code associated with the specific register (37) and display the information contained in the register if the received authorization code matches the stored authorization code.
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18. A method for use in an electronic shelf label system, said system comprising a central unit (1) and communication means (4, 5) for communication with at least one electronic label (11) in the system, and at least one handheld device arranged to communicate with said label (11), characterized by the steps of
transmitting from the central unit a first message to the at least one handheld device; receiving said first message in the handheld device. - View Dependent Claims (19, 20, 21)
Specification