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System and method for managing services and facilities in a multi-unit building

  • US 20040178889A1
  • Filed: 09/26/2003
  • Published: 09/16/2004
  • Est. Priority Date: 12/20/2000
  • Status: Active Grant
First Claim
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1. A method of effecting a reduction of energy usage in a room of a multi-unit building, comprising:

  • determining a vacant occupancy status of the room;

    generating digital commands in response to the vacant occupancy status of the room;

    converting the digital commands at a gateway device located inside of the room into infrared commands;

    transmitting the infrared commands from the gateway device;

    receiving the infrared commands at a room environment control device located inside of the room; and

    converting the infrared commands into electronic commands which are processed by the room environmental control device to effect a reduction of energy usage by a room environmental device associated with the room environmental control device.

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