ELECTRONIC SHELF LABEL SYSTEM
First Claim
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1. An electronic shelf label (ESL) system, comprising:
- a shelf;
at least one ESL disposed on the shelf, the ESL having a radio-frequency (RF) antenna to define a signal transmitting H-plane;
a RF signal transceiver transceiving data with the ESL through the RF antenna, wherein a connection line between the RF signal transceiver and the RF antenna has an included angle smaller than a pre-determined angle with the signal transmitting H-plane of the RF antenna.
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Abstract
An electronic shelf label (ESL) system is disclosed. The ESL system includes a shelf, at least an ESL, and a radio-frequency (RF) signal transceiver. The ESL is disposed on the shelf. The ESL includes a RF antenna, and the RF antenna defines a signal transmitting H-plane. The RF signal transceiver transceives data with the ESL through the RF antenna, wherein, a connection line between the RF signal transceiver and the RF antenna has an included angle smaller than a pre-determined angle with the signal transmitting H-plane of the RF antenna.
10 Citations
7 Claims
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1. An electronic shelf label (ESL) system, comprising:
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a shelf; at least one ESL disposed on the shelf, the ESL having a radio-frequency (RF) antenna to define a signal transmitting H-plane; a RF signal transceiver transceiving data with the ESL through the RF antenna, wherein a connection line between the RF signal transceiver and the RF antenna has an included angle smaller than a pre-determined angle with the signal transmitting H-plane of the RF antenna. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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Specification