Data carrier and data carrier system
US8497763B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Nov 27, 2007 |
| Grant date | Jul 30, 2013 |
| Priority date | — |
| Expiry date | Dec 22, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06K7/10297
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The data carrier has a communication protocol storage unit storing a communication protocol for communicating with an external communication device, an RF analogue receiver receiving an interrogation signal from the external communication device as an RF signal, a contact communication end terminal unit performing contact communication with the external communication device, a communication command controller controlling a command used in an RF communication protocol performed via said RF analogue receiver or a contact-type serial communication protocol performed via said contact communication end terminal unit, and a connection selector selectively connecting one of said RF analogue receiver and said contact communication end terminal unit with said communication command controller.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.