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:
Mar. 29, 2016

Filed:

Jan. 13, 2015
Applicant:

Electronics and Telecommunications Research Institute, Daejeon, KR;

Inventors:

Seunghyun Jang, Daejeon, KR;

Young Kyun Cho, Daejeon, KR;

Sung Jun Lee, Daejeon, KR;

Bong Hyuk Park, Daejeon, KR;

Jae Ho Jung, Daejeon, KR;

Kwangchun Lee, Daejeon, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03C 3/00 (2006.01); H04L 27/26 (2006.01); H04L 27/20 (2006.01); H04L 25/49 (2006.01); H04L 27/36 (2006.01); H03F 1/32 (2006.01); H03F 3/24 (2006.01);
U.S. Cl.
CPC ...
H04L 27/2627 (2013.01); H03F 1/3247 (2013.01); H03F 3/24 (2013.01); H04L 25/4923 (2013.01); H04L 27/20 (2013.01); H04L 27/368 (2013.01);
Abstract

Provided is a signal transmission device including a first modulation unit generating a first modulated signal having at least three logic levels by modulating an input signal; a characteristic adjustment unit generating an adjusted first modulated signal by adjusting the at least one of electrical characteristic values based on an adjustment signal; a second modulation unit generating a second modulated signal by modulating the adjusted first modulated signal; and an adjustment operation unit generating the adjustment signal based on electrical characteristic values respectively corresponding to the at least three logic levels of the first modulated signal and corresponding to at least three logic levels of the second modulated signal. Linearity of the modulated signal generated by the provided signal transmission device is enhanced.


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