Method and apparatus for authenticating location-based services without compromising location privacy
US9043927B2 · kind B2 · utility
5Cited by
5References
17Claims
0Family size
Assignee
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Key dates
| Filing date | Feb 19, 2013 |
| Grant date | May 26, 2015 |
| Priority date | — |
| Expiry date | Mar 31, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W12/63
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method and an apparatus for authenticating location-based services without compromising location privacy, which comprises a comprehensive solution that preserves unconditional location privacy when authenticating either range queries using three authentication schemes for R-tree and grid-file index, together with two optimization techniques, or k-nearest neighbor queries using two authentication schemes for R-tree and Voronoi Diagram index.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.