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:
Apr. 29, 2008
Filed:
Oct. 21, 2003
Applicant:
Dominik J. Schmidt, Palo Alto, CA (US);
Inventor:
Dominik J. Schmidt, Palo Alto, CA (US);
Assignee:
Gallitzin Allegheny LLC, Los Altos, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 1/38 (2006.01); H04B 7/00 (2006.01); H04J 3/00 (2006.01); H04L 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Apparatus and method for securing a wireless communication medium are disclosed. The apparatus uses a Subscriber Identity Module (SIM) card. The method includes determining a SIM card insertion and if so, accessing SIM data and transmitting the SIM data to a base station for comparison with a local copy of authorized user data file; granting mobile unit access to base station if the information matches and otherwise indicating an access failure.