SPOT INFORMATION RETRIEVAL DEVICE, SPOT INFORMATION RETRIEVAL METHOD AND PROGRAM FOR RETRIEVING SPOT INFORMATION AND PROGRAM FOR UPDATING SPOT INFORMATION

摘要

PROBLEM TO BE SOLVED: To provide a spot information retrieval device for surely and more quickly performing the retrieval and update of spot information.;SOLUTION: This navigation device 1 is provided with a POI database 17 for storing spot information at a plurality of spots, and retrieves spot information in a POI database 17. Each spot information to be used for retrieving spots in executing navigation is stored so as to be divided into a plurality of PIO files to be classified by using two or more predetermined retrieval keys, and this navigation device 1 is also provided with an operation part 15 to be used for inputting each of two or more retrieval keys and a CPU 19 for retrieving spot information by using each input retrieval key.;COPYRIGHT: (C)2008,JPO&INPIT