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Controlling device for a greenhouse

  • US 8,061,080 B2
  • Filed: 12/03/2007
  • Issued: 11/22/2011
  • Est. Priority Date: 12/07/2006
  • Status: Expired due to Fees
First Claim
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1. A controlling device for a greenhouse, the controlling device comprising:

  • a computerized control element,a lighting element comprising at least one light-emitting element for illuminating a plant growing in the greenhouse,at least one first detector element for measuring an oxygen partial pressure in the greenhouse, andat least one second detector element for measuring a photosynthesis activity of the plant,wherein an amount of light emitted by the light emitting element is controllable by the computerized control element, based, at least in part, on the measured oxygen partial pressure.

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