| 摘要 |
The present invention provides a method of enabling a user to designate, in a computer system, at least one geographic location, the method including the steps of printing a map of a geographic area, the geographic area including the at least one geographic location, the map including coded data indicative of an identity of the map and of a plurality of reference points of the map; receiving, in the computer system, indicating data from a sensing device operated by the user, the indicating data regarding the identity of the map and a position of the sensing device relative to the map, the sensing device, when placed in an operative position relative to the map, sensing the indicating data using at least some of the coded data; and identifying, in the computer system and from the indicating data, the at least one geographic location.
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