Update transactions and method and programming for use thereof for incrementally updating a geographic database
US5893113A · kind A · utility
53Cited by
19References
74Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 25, 1996 |
| Grant date | Apr 6, 1999 |
| Priority date | — |
| Expiry date | Apr 25, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S707/99953
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A system and method of providing incremental updates for a geographical data set for use in navigation systems. The system and method include organizing updates of geographical data set into a series of transactions. Each of the transactions includes a transaction identifier that uniquely identifies the transaction, and n steps to be applied to the geographical data set to complete the transaction. All the steps of the transaction are required to be successfully applied in order for the transaction to be completed, otherwise, the entire transaction is not applied.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.