Patent ID: 7053965

Claim:
A remote control for controlling a computer using a screen of a television, the television receiving a video signal from the computer, a remote control receiver connecting to the computer, the remote control comprising: a body member; a light-scope including a lens system having at least one lens and defining a narrow field of view, the light-scope being fixed on the body member and receiving a light signal emitted from an aiming point on the screen of the television as pointed by the light-scope; a photo detector for detecting a light signal received by the light-scope; an electromagnetic emitter sending back to the remote control receiver a communicating electromagnetic signal communicating the timing that a light signal is emitted from the aiming point on the screen of the television as pointed by the light-scope, whereby the computer can display a cursor at the aiming point; and a mouse button fixed on the body member for controlling the computer, and wherein an action of the mouse button is wirelessly sent to the computer.