Patent ID: 7872642
Filing Date: 2011-01-18
Classification: H04B

Abstract:
1. A controlling device for commanding operating functions of an appliance, comprising: a translucent display having a touch-sensitive surface providing a plurality of function keys each operable to cause a transmission of at least one command to at least one of a plurality of appliances for commanding at least one operating function of the at least one of the plurality of appliances and having a plurality of defined portions associated with the plurality of function keys; and a multi-colored light source for illuminating the translucent display in multiple distinct colors; wherein the multi-colored light source is used to illuminate select ones of the plurality of defined portions of the translucent display in one of the multiple distinct colors to thereby indicate which operating functions of the at least one of the plurality of appliances are commandable in response to operation of one or more of the plurality of function keys as a function of the at least one of the plurality of appliances to be currently controlled through use of the controlling device; wherein a color association between the one or more of the plurality of function keys and the at least one of the plurality of appliances is used to provide a user with information indicative of which of the one or more of the plurality of function keys are locked to which of the at least one of the plurality of appliances.