Patent · US Expired

Biometric authentication technology for wireless transceiver activation

US6466781B1 · kind B1 · utility

82Cited by

6References

7Claims

0Family size

Assignee

Siemens Aktiengesellschaft · DE

Inventors

Manfred Bromba · Hersbruck, DE
Bernhard Raaf · Hersbruck, DE

Key dates

Filing date	Oct 23, 2000
Grant date	Oct 15, 2002
Priority date	—
Expiry date	Oct 23, 2020

Classification

Technology area (CPC H)Electricity
CPC primaryH04W88/02
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

The invention is based on a transceiver for which two different off-states are provided. The user authentication module is not supplied with power in a first off-state whereas it is already supplied with power in a second off-state.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.