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:
Dec. 11, 2007

Filed:

May. 08, 2003
Applicants:

Kevin F. Corcoran, Middletown, MD (US);

James Douglas Mollenkopf, Fairfax, VA (US);

Inventors:

Kevin F. Corcoran, Middletown, MD (US);

James Douglas Mollenkopf, Fairfax, VA (US);

Assignee:

Current Technologies, LLC, Germantown, MD (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 9/00 (2006.01); H04J 3/24 (2006.01); H04Q 7/20 (2006.01); H02J 13/00 (2006.01); H04B 3/56 (2006.01); H04B 3/54 (2006.01); H04B 1/00 (2006.01); H04M 1/72 (2006.01);
U.S. Cl.
CPC ...
Abstract

The repeater of the present invention communicates data signals over power lines. The repeater of one embodiment includes at least one modem that receives a data packet and attempts to decrypt the data packet with a first and/or second encryption key. If the packet is successfully decrypted using the first encryption key, the packet is encrypted using the second encryption and transmitted over the power line. If the packet is successfully decrypted using the second encryption key, the packet is encrypted using the first encryption and transmitted over the power line.


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