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Domestic appliance

  • US 6,559,882 B1
  • Filed: 09/02/1999
  • Issued: 05/06/2003
  • Est. Priority Date: 09/02/1999
  • Status: Expired due to Term
First Claim
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1. A cooking or defrosting appliance (1) including a heating region (69) and a camera (68) for obtaining images of food (70) cooking or defrosting within the heating region (69), whereini) the camera (68) outputs video signals to a processor (24) that drives a display means (20) associated with the appliance (1) and/or controls the cooking or defrosting operation of the appliance (1);

  • ii) the camera (68) is sensitive to infra-red radiation and outputs video signals representative of the heat of the food (70); and

    iii) the processor (24) compares food (70) temperature represented by the infra-red image with a stored model and, depending upon variance with the model, sends control outputs to the appliance (1) to vary heating power and/or exposure time to heat.

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