Electronic device cover with embedded radio frequency (RF) transponder and methods of using same
US6771981B1 · kind B1 · utility
369Cited by
48References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 29, 2000 |
| Grant date | Aug 3, 2004 |
| Priority date | — |
| Expiry date | Feb 19, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2250/02
- WIPO fieldIT methods for management
- WIPO sectorElectrical engineering
Abstract
A changeable cover for an electronic device and method of using same in a payment system is provided. The cover has a transponder responsive to interrogation by an electric field. The cover provides an electronic identification number and other information in response to the interrogation signal. Also provided is a system for making payments, comprising at least one mobile station (4) which has an associated cover (100) for providing local data transfer. The system also comprises at least one point of sale terminal or the like, which has a second transceiver for providing data transfer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.