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.
Patent No.:
Date of Patent:
Jan. 01, 2013
Filed:
Oct. 19, 2007
Applicants:
Ji-hoon Kim, Seoul, KR;
Byung-il OH, Gyeonggi-do, KR;
Hyung-joon Noh, Gyeonggi-Do, KR;
Inventors:
Assignee:
Ace Antenna Corp., Incheon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01P 1/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
A phase shifter for reducing a loss by friction, etc by combining a rotation member with a guide member is disclosed. The phase shifter includes a rotation member, a first rotation axis member combined with the rotation member in a direction crossing over the rotation member, a first guide member combined with the first rotation axis member, and configured to rotate in accordance with rotation of the first rotation axis member, and a first power delivering member configured to connect at least one of the rotation member and the first rotation axis member to the first guide member.