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Smart signboard-based notification system

  • US 9,913,247 B1
  • Filed: 03/16/2017
  • Issued: 03/06/2018
  • Est. Priority Date: 03/16/2017
  • Status: Active Grant
First Claim
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1. A method of notifying a user of a wireless mobile device of contents of a signboard, comprising:

  • downloading, by the wireless mobile device, a lookup table of signboard warning messages;

    receiving, at the wireless mobile device, a notification in a vendor-specific information element of a broadcast message transmitted on a broadcast channel of a short-range wireless network, wherein the vendor-specific information element is reserved for conveying information other than information defined by a short-range wireless network standard, wherein the vendor-specific information element includes a primary bitmask indicating that the notification is included in the broadcast message and a secondary bitmask representing an index to the lookup table of signboard warning messages, and wherein an entry in the lookup table corresponding to the index represents the contents of the signboard;

    decoding, by the wireless mobile device, the notification in the broadcast message transmitted on the broadcast channel of the short-range wireless network without connecting to the short-range wireless network; and

    providing, by the wireless mobile device, data representing the notification to the user of the wireless mobile device based on the entry in the lookup table corresponding to the index.

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