Patent ID: 6181325
Filing Date: 2001-01-30
Classification: G06F

Abstract:
In a computer system comprising:a graphic display apparatus for visually displaying variable images representing graphic data in a predetermined graphic mode while providing a variable visual display of symbols and images in a variable visual graphic display;a pointing device for moving a position of a pointer within said graphic display in response to a physical manipulation of a pointing device; anda central processing unit to which said graphic display apparatus and said pointing device and operatively coupled;the improvement comprising:a function key responding to manual manipulation by selecting and deselecting a pointer fine adjustment mode of said graphic display apparatus by presenting a representation formed by superimposition of said pointer upon said graphic display with said pointer being superimposed upon an enlargement of each region of said graphic display within a vicinity of the pointer as said pointer travels around said graphic display;a microcontroller responding to said function key to generate an output signal representing that said pointer fine adjustment mode is being selected and deselected; anda means for causing said central processing unit to respond to said output signal by generating a command driving said graphic display apparatus to visually display said representation.