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.

Date of Patent:
Apr. 28, 2015

Filed:

Dec. 10, 2012
Applicant:

Microsoft Corporation, Redmond, WA (US);

Inventors:

Jonas Lindblom, Solna, SE;

Teemu Suutari, Harjumaa, EE;

Assignee:

Skype, Dublin, IE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04N 7/14 (2006.01); H04M 1/253 (2006.01); H04L 29/06 (2006.01); H04M 3/56 (2006.01);
U.S. Cl.
CPC ...
H04N 7/141 (2013.01); H04M 1/2535 (2013.01); H04L 65/403 (2013.01); H04M 3/568 (2013.01); H04L 65/605 (2013.01); H04L 65/80 (2013.01); H04M 2203/5045 (2013.01);
Abstract

A first terminal is coupled to a wide-area packet-based network and installed with first client application. One or more second terminals are coupled to the first terminal via a local wireless link, and each installed with an instance of a lightweight sub-client having reduced functionality relative to the first client. The first client establishes a call with a remote, third terminal over the network, based on a user credential identifying the first client. Each second terminal generates an audio or video stream, and each sub-client transmits the respective stream to the first client over the local wireless link for use in the call. The first client switches between a second state in which the call uses the streams from the sub-clients and a first state in which the call uses a stream generated by the first terminal without the streams from the sub-clients.


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