Map update data supplying apparatus, version table, map data...

Details Map update data supplying apparatus, version table, map data... Map update data supplying apparatus, version table, map data...

2011-07-05

2011-07-05

Alam, Hosain T (Department: 2166)

Data processing: database and file management or data structures

Data integrity

Policy, rule-based management of records, files, and documents

C707S758000, C707S802000, C701S200000, C717S169000

Reexamination Certificate

active

07974959

ABSTRACT:
Map updating systems, methods, and programs that extract update requiring sections with respect to an update requesting section that is one of the sections being a target of an update request requesting that the target map data should be updated, obtain the information related to the guaranty versions respectively corresponding to the extracted update requiring sections by referring to the version table, the update requiring sections each being one of the sections that needs to be updated in order to guarantee integrity between the sections that are positioned adjacent to each other after the update requesting section has been updated, and generate, based on the update-purpose map database, one of the update data files regarding the update requesting section as well as other ones of the update data files regarding the update requiring sections and having the update versions indicated as the guaranty versions.

REFERENCES:
patent: 6889134 (2005-05-01), Nakane et al.
patent: 2002/0091485 (2002-07-01), Mikuriya et al.
patent: 2003/0220735 (2003-11-01), Nimura
patent: 2004/0193370 (2004-09-01), Umezu et al.
patent: 2006/0167934 (2006-07-01), Nomura
patent: A 2004-178248 (2004-06-01), None

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