Data synchronization system and data synchronization method
US8775374B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 11, 2010 |
| Grant date | Jul 8, 2014 |
| Priority date | — |
| Expiry date | Dec 4, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F16/1734
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
[PROBLEM TO BE SOLVED] To reduce a server load when synchronizing data between a client and a server.[SOLUTION] A client 10 sends a synchronization request 41 containing an anchor point to a server 20. The server 20 sends synchronization information 42 to the client 10, which synchronization information including change profile information on data updated between the anchor point and a boundary point and change profile information on a change log after the anchor point. Based on the synchronization information 42, the client 10 sends a download request 43 to the server 20, and the server 20 sends download information 44 to the client 10 in response to the download request 43. The client 10 registers data contained in the download information 44 to a client database 11.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.