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Server, system, method and recording medium for searching for missing children using mobile crowdsourcing

  • US 10,163,317 B2
  • Filed: 03/25/2015
  • Issued: 12/25/2018
  • Est. Priority Date: 10/24/2014
  • Status: Expired due to Fees
First Claim
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1. A server for searching for missing children using mobile crowdsourcing comprising:

  • a communication unit forreceiving a missing-child incident signal from a guardian terminal,receiving a first location information as to movements of a missing child from a child terminal on the missing child,transmitting the first location information received to at least one assistance terminal, andreceiving landmark information from the at least one assistance terminal when a degree of similarity between the first location information transmitted to the at least one assistance terminal and a second location information detected by, and stored in, the at least one assistance terminal is higher than a preset value,wherein the similarity is calculated and evaluated based on a given signal strength among a plurality of wireless signals and information there from acquired at a given point or location by the at least one assistance terminal;

    anda control unit for generating a moving path of the missing child, using the landmark information received;

    wherein the second location information is location information as to where a user of the at least one assistance terminal was at a given time point before and where the user is after receiving the missing-child incident signal.

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