Contact-free portable object comprising one or several contact-free peripheral device
US6724103B2 · kind B2 · utility
65Cited by
10References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 25, 2002 |
| Grant date | Apr 20, 2004 |
| Priority date | — |
| Expiry date | Mar 31, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06K19/07749
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A portable contactless object (10) featuring a main chip (12) and a main antenna (14) enabling communication between the chip and the reader associated with the portable contactless object. This portable contactless object also features at least one contactless peripheral device (16), having a function different than that of the main chip not connected by ohmic contact to the latter and requiring only a small amount of energy to operate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.