| 摘要 |
<p>A golf aid for use by a golfer as an aid for improvement or storage of information about the distances a ball is struck and how far is loft for the ball to be struck in order to reach the Hole or pin of the relevant part of the course. The golf aid may comprise a database used in conjunction with a doppler input and sensor, an ultrasonic sensor, an optical sensor, a satellite navigation system, a visual display system, an audible system, or a touch system.</p> |
