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:
Apr. 06, 2021
Filed:
Aug. 25, 2017
Gamma Nu, Inc., Hwaseong-si, KR;
Sang Gi Kim, Hwaseong-si, KR;
Sang Jin Kim, Hwaseong-si, KR;
Hong Ki Choi, Hwaseong-si, KR;
Sinelnikov Yury, Hwaseong-si, KR;
Kyoung Sub Oh, Hwaseong-si, KR;
GAMMA NU, INC., Hwaseong-si, KR;
Abstract
The present invention relates to a base station antenna comprising: a reflective plate; at least one first band radiation element positioned on the upper surface of the reflective plate, including a first power feed unit, and having a first wavelength (λ); and at least one second band radiation element positioned on the upper surface of the reflective plate, including a second power feed unit, and having a second wavelength (λ), wherein the first power feed unit is connected to a power feed line on the lower surface of the reflective plate, and the power feed line is shorted with the reflective plate at a short point spaced apart at a preset interval from the first band radiation element.