Propinquity detection by portable devices
US8248245B2 · kind B2 · utility
1Cited by
15References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 19, 2009 |
| Grant date | Aug 21, 2012 |
| Priority date | — |
| Expiry date | Jan 8, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07F7/0893
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A point of sale (POS) terminal including a contactless transaction/identification card reader and a propinquity verifier, coupled to the contactless card reader and verifying at least predetermined propinquity of the POS terminal to a propinquity indication element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.