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. 03, 2012
Filed:
Mar. 30, 2007
Applicants:
Trygve Frederik Marton, Oslo, NO;
Espen Holmbakken, Oslo, NO;
Bjørn Winsvold, Tranby, NO;
Inventors:
Assignee:
Cisco Technology, Inc., San Jose, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
H04N 7/15 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method and system with means for preventing unauthorized monitoring of a local conference room in which a local conferencing system is located comprising generation of a deterministic sound signal, and loading the deterministic sound signal on a first loudspeaker connected to, or integrated in the conferencing system, detecting the deterministic signal by analyzing a microphone signal picked up by a microphone connected to, or integrated in the conferencing system, and transferring the conference system into a security mode, if the deterministic signal is not detected.