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:
Sep. 04, 2012
Filed:
Jan. 10, 2011
Applicants:
John O. Ryan, Woodside, CA (US);
Ronald Quan, Cupertino, CA (US);
Inventors:
John O. Ryan, Woodside, CA (US);
Ronald Quan, Cupertino, CA (US);
Assignee:
Rovi Solutions Corporation, Santa Clara, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 7/167 (2011.01);
U.S. Cl.
CPC ...
Abstract
A copy protection system and method for allowing copying or distribution of a copy protected signal is disclosed. One embodiment includes an apparatus and method for receiving a content signal via a WiFi communications channel, the content signal including a control signal; and using a modifying circuit coupled with the WiFi communications channel to generate an analog copy protection signal based on the control signal, the control signal causing the modifying circuit to add or delete the analog copy protection signal to or from the content signal.