Update system and method for geographic databases
First Claim
Patent Images
1. A method for updating a navigation dataset comprising:
- acquiring an update transaction, wherein said update transaction comprises one or more steps to be applied to a plurality of objects in said navigation dataset to complete said update transaction, wherein each of said one or more steps includes an object reference that identifies an object to which the step applies; and
applying said update transaction to said navigation dataset to alter said navigation dataset from one valid state to another valid state.
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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.
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Citations
20 Claims
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1. A method for updating a navigation dataset comprising:
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acquiring an update transaction, wherein said update transaction comprises one or more steps to be applied to a plurality of objects in said navigation dataset to complete said update transaction, wherein each of said one or more steps includes an object reference that identifies an object to which the step applies; and
applying said update transaction to said navigation dataset to alter said navigation dataset from one valid state to another valid state. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method of updating a geographic database comprising the steps of:
- providing a transaction comprised of;
a transaction identifier that uniquely identifies said transaction; and
n steps to be applied to a plurality of objects in said geographic database to complete said transaction; and
applying said transaction to said geographic database. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18, 19)
- providing a transaction comprised of;
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20. A method of updating a geographic database comprising the steps of:
- providing a transaction comprised of;
a transaction identifier that uniquely identifies said transaction; and
one step to be applied to a plurality of objects in said geographic database to complete said transaction; and
applying said transaction to said geographic database.
- providing a transaction comprised of;
Specification