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Cargo Container Monitoring Device

  • US 20080231454A1
  • Filed: 03/23/2007
  • Published: 09/25/2008
  • Est. Priority Date: 03/23/2007
  • Status: Abandoned Application
First Claim
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1. A cargo container monitoring system, comprising:

  • components located on a cargo ship for collecting cargo container status information for a plurality of cargo containers, the components comprising;

    at least one combination data logger and gateway device, the combination device comprising;

    a first antenna configured to receive first wireless communications signals transmitted by a plurality of tags at a first frequency, each tag being associated with a particular one of the cargo containers, the first wireless communications signals received from each tag including cargo container status information for the associated cargo container; and

    a second antenna configured to transmit second wireless communications signals to an access point at a second frequency, the second wireless communications signals including the cargo container status information received from the plurality of tags;

    wherein the first frequency is different from the second frequency.

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