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:
Feb. 20, 2007
Filed:
Dec. 16, 2004
Petri Ahonen, Jyväskylä, FI;
Petri Ahonen, Jyväskylä, FI;
Nokia Corporation, Espoo, FI;
Abstract
The invention relates to method for videoconferencing, where videoconferencing signals are received as inputs of each including video- and audio streams in a plurality of downlink ports presenting participants' images and their speaking, where one participant is a speaker in turn; videoconferencing signal as an output is transmitted in an uplink port the signal including a video stream with a frame and an audio stream; participant's speaking is detected using a voice activity detection (VAD) for each communication channel; the video streams of the participants are combined into the frame according to the VAD.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile