Patent ID: 7121962

Claim:
A portable golf round data system comprising: (a) a radiolocation receiver to receive at least one external locating signal from which a user's current location on a golf course can be determined; (b) data storage in a data collection unit for storing golf course data relating to locations of one or more golf course features; (c) at least one processor in said data collection unit operatively connected to said radiolocation receiver and to said data storage, said processor programmed to: 1) determine said user's current location on said golf course from said external locating signal; 2) determine a probable landing area of a golf ball as a result of the next stroke, said probable landing area comprising an area in which the golf ball is expected to land with a specified probability; 3) dynamically generate a graphical view of a selected portion of said golf course based on said user's current location and said golf course data, said dynamically generated view including a selected portion of the golf course and a visual indication representing the probable landing area of the golf ball; and (d) a graphic display to display said graphical view of said selected portion of said golf course.