Patent ID: 6137794
Filing Date: 2000-10-24
Classification: H01H,H04B

Abstract:
A device control apparatus capable of controlling connection of any selected one of at least two input devices to a controllable device, said apparatus comprising:input device selection keys, each of the selection keys corresponding to one of the input devices;control circuitry coupled to the input device selection keys, configured to be coupled to switching circuitry, and configured to assert a different input device selection signal to the switching circuitry in response to actuation of each of the selection keys to cause the switching circuitry to connect the controllable device to a corresponding one of the input devices;a set of light sources, including a controllable light source for each of the input device selection keys;a frame to which the control circuitry and the keys are mounted, wherein the frame has slots extending through said frame for receiving labels, and each of the slots is positioned between one of the light sources and one of the input device selection keys; andlabels mounted over the slots, each of said labels comprising transparent material marked with a legend identifying one of the input devices.