| 摘要 |
A method for assisting a user to designate a target as viewed on a video image displayed on a video display by use of a user operated pointing device. The method includes the steps of evaluating prior to target designation one or more tracking function indicative of a result which would be generated by designating a target at a current pointing direction of the pointing device, and providing to the user, prior to target designation, an indication indicative of the result. |
