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Wireless irrigation control device and related method

  • US 7,400,944 B2
  • Filed: 02/13/2007
  • Issued: 07/15/2008
  • Est. Priority Date: 12/20/2001
  • Status: Expired due to Term
First Claim
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1. A method for controlling a wireless irrigation control system having at least one wireless irrigation control device including a controller contained in a substantially sealed controller housing, an antenna coupled to the controller and capable of receiving radio-frequency (RF) signals, and a rechargeable battery power supply contained in the controller housing to supply power to the controller and a water flow control device, the method comprising:

  • initializing the controller by actuating a switch sealed within the controller housing and actuatable from outside of the controller housing;

    recharging, as needed, the battery power supply using a battery charging generator;

    broadcasting signals for reception by the initialized controller through the antenna;

    decoding the broadcast signals received by the initialized controller and confirming that they apply to the particular irrigation control device associated with the initialized controller;

    based on signals received from time to time, and decoded in the preceding step, storing and updating at least one watering schedule in a memory module; and

    based on the stored watering schedule, generating signals to control a water flow control device in accordance with the watering schedule.

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