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:
Feb. 18, 2014

Filed:

Nov. 01, 2006
Applicants:

Yasuyuki Kozakai, Kanagawa, JP;

Shigeo Matsuzawa, Tokyo, JP;

Inventors:

Yasuyuki Kozakai, Kanagawa, JP;

Shigeo Matsuzawa, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04J 3/24 (2006.01);
U.S. Cl.
CPC ...
Abstract

The communication device includes a first transmitting unit that transmits to a server a first message transmitted according to a first protocol; a receiving unit that receives a port number message including a translated port number from the server via the network forwarding device; a first protocol processing unit that generates a second message that is to be transmitted according to the first protocol; a second protocol processing unit that generates a third message in which the first protocol is concealed by appending, to the generated second message, a header according to a second protocol; a third protocol processing unit that generates a fourth message in which the first protocol is concealed by appending, to the generated third message, a header according to a third protocol; and a second transmitting unit that transmits the generated fourth message to the server via the network forwarding device.


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