The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 20, 2004
Filed:
Mar. 26, 2001
Applicant:
Inventors:
Gianfranco Pavatich, Keilor Downs, AU;
Peter Crowhurst, Rowville, AU;
Assignee:
Robert Bosch GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04Q 1/00 ;
U.S. Cl.
CPC ...
H04Q 1/00 ;
Abstract
An access system ( ) including an electronic key ( ) provided with a transmitter ( ) and including a secured location provided with a receiver ( ), the transmitter ( ) and the receiver ( ) being designed to communicate with one another to exchange authentication data. The transmitter ( ) transmits a signal; the receiver ( ) converts the transmitted signal into spectral data; and, in response to transmission of the authentication data, the access system ( ) grants access to the secured location, provided the spectral data matches the spectral signature of transmitter ( ).