| 摘要 |
A personal tour guide system for providing a user selected information about a selected region. The system comprises a sighting device that is used to view the selected object. The sighting device provides bearing and tilt information that is used by a CPU to determine the location of the object being viewed relative to the user. The CPU uses this information and also the known position of the user in order to determine the specific location of the selected object being viewed. The system further comprises a storage device in communication with the CPU. The CPU determines the location of the selected object and retrieves such information about the selected object from the storage device and presents this information to the user.
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