HAND HELD COMPUTER INTERFACE CONTROLLER

摘要

Hand held computer interface controller for enabling interaction between a computer and a human being. When held the device enables full and ergonomic remote control, positioning, selection, and command operations suitable for use with a graphical user interface for operating computer sofware, with a single hand only. In a preferred embodiment the invention provides a track ball type positioning controller having at least two degrees of freedom and operable through a digit such as a thumb, and other selection or command buttons which may be conveniently operated by a user's remaing digits.