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:
Mar. 27, 2012
Filed:
Jan. 30, 2006
Raymond C. Hauge, Fox River Grove, IL (US);
Richard Lewis, Buffalo Grove, IL (US);
Rudolf Turner, Hawthorn Woods, IL (US);
Raymond C. Hauge, Fox River Grove, IL (US);
Richard Lewis, Buffalo Grove, IL (US);
Rudolf Turner, Hawthorn Woods, IL (US);
Zenith Electronics LLC, Lincolnshire, IL (US);
Abstract
At a transmitter, a program is encrypting according to a one program key, the program key is encrypted, and the encrypted program, the encrypted program key, and non-encrypted PSI data to a receiver are transmitted. At a receiver, the encrypted program, the encrypted program key, and the non-encrypted PSI data are received, the encrypted program key is decrypted, the encrypted program is located according to the non-encrypted PSI data, and the located encrypted program is decrypted according to decrypted program key.