×

Wireless data transmission of a refrigerated container unit

  • US 8,374,824 B2
  • Filed: 02/23/2009
  • Issued: 02/12/2013
  • Est. Priority Date: 02/27/2008
  • Status: Active Grant
First Claim
Patent Images

1. A system for monitoring data associated with at least one temperature controlled container comprising:

  • at least one Reefer Unit for retrieving the monitored data of the at least one temperature controlled container for wireless transmission of the monitored data to an evaluation unit via at least one transponder;

    at least one reader/transmitter connected via a wireless interface of an antenna with the transponder; and

    a bus for transmitting via the wireless interface the monitored data from the at least one reader/transmitter to a converter which then transmits the converted monitored data via a second communication interface to the evaluation unit;

    the evaluation unit including host software for generating at least one of a command, control and programming signal;

    the at least one command, control and programming signal from the evaluation unit being transmitted to the at at least one reader/transmitter;

    the at least one command, control and programming signal from the at least one reader/transmitter being passed to the at least one Reefer Unit; and

    the at least one transponder awaiting a response from the at least one Reefer Unit to the at least one command control and programming signal.

View all claims
  • 12 Assignments
Timeline View
Assignment View
    ×
    ×