Fraud prevention
US8496171B2 · kind B2 · utility
4Cited by
0References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 3, 2011 |
| Grant date | Jul 30, 2013 |
| Priority date | — |
| Expiry date | Jul 31, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07F19/2055
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
An electromagnetic signal transmitter for fraud prevention in a self-service terminal is described. The electromagnetic signal transmitter comprises a plurality of coil drives. The plurality of coil drives may include a first inductive coil drive comprising a first pair of opposing poles; and a second inductive coil drive comprising a second pair of opposing poles, where the second pair of opposing poles are offset from the first pair of opposing poles in at least two dimensions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.