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.:

US 8275990 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 25, 2012

Filed:

Aug. 08, 2009
Applicants:

Jun Shen, Yorktown Heights, NY (US);

Song Song, Yorktown Heights, NY (US);

Pei Sun, Yorktown Heights, NY (US);

Jian Ming Zhang, Yorktown Heights, NY (US);

Inventors:

Jun Shen, Yorktown Heights, NY (US);

Song Song, Yorktown Heights, NY (US);

Pei Sun, Yorktown Heights, NY (US);

Jian Ming Zhang, Yorktown Heights, NY (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 9/32 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for receiving/sending multimedia message uses a wireless LAN, and communicates with a gateway via the wireless LAN so as to send and receive multimedia messages. Furthermore, the gateway of the invention detects whether the user device is located within the wireless LAN. If yes, then multimedia messages are sent and received via the wireless LAN; and if not, then via conventional telecom network. The invention also discloses a corresponding gateway and a corresponding user device.


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