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. 23, 2010

Filed:

Mar. 24, 2005
Applicants:

Jin Bong Sung, Seocheon, KR;

Sung Weon Kang, Daejeon, KR;

Inventors:

Jin Bong Sung, Seocheon, KR;

Sung Weon Kang, Daejeon, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 3/20 (2006.01);
U.S. Cl.
CPC ...
Abstract

Provided is communication apparatus and method using a transmission medium, in an environment where at least one transmitter and at least one receiver are connected to at least one human body which is a conductive transmission medium, in which the receiver requiring any information data requests a transmission to the transmitter or the transmitter sends a signal indicative of a transmission of required information data, and then, the transmitter provides the required information data to the receiver requiring the corresponding information data, thereby providing a communication environment without interference between the transmission means and the receiving means.


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