Information generating apparatus, recording medium where information generating program is recorded, and information generating method
US7680598B2 · kind B2 · utility
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2References
11Claims
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Key dates
| Filing date | Apr 24, 2007 |
| Grant date | Mar 16, 2010 |
| Priority date | — |
| Expiry date | Mar 21, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01C21/3682
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
When an in-link type of in-link attribute data is a tunnel, a system controller specifies the positions of both ends of a tunnel on the basis of a annotation true position shape of the in-link attribute data, and generates annotation data for displaying a tunnel symbol for each of the specified both ends.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.