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:
Aug. 14, 2012

Filed:

Dec. 17, 2009
Applicants:

Hyo-jic Jung, Daejeon-si, KR;

Han Kim, Yongin-si, KR;

Mi-ja Han, Junjoo-si, KR;

Kang-wook Bong, Seoul, KR;

Dae-hyun Park, Woolsan-si, KR;

Inventors:

Hyo-Jic Jung, Daejeon-si, KR;

Han Kim, Yongin-si, KR;

Mi-Ja Han, Junjoo-si, KR;

Kang-Wook Bong, Seoul, KR;

Dae-Hyun Park, Woolsan-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 9/00 (2006.01); H05K 1/11 (2006.01);
U.S. Cl.
CPC ...
Abstract

Disclosed is a printed circuit board into which an electromagnetic bandgap structure for blocking a noise is inserted. The electromagnetic bandgap structure can include a first conductor and a second conductor arranged on different planar surfaces, a third conductor arranged on a same planar surface that is different from a planar surface where the second conductor is arranged, and a first stitching via unit configured to connect the first conductor to the third connector through the planar surface where the second conductor is arranged and being electrically separated from the second conductor. The first conductor can include a first plate, a second plate spaced from the first plate, and a second stitching unit configured to electrically connect the first plate to the second plate through a planar surface that is different from a planar surface where the first plate and the second plate are arranged.


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