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:
Jul. 05, 2011
Filed:
May. 19, 2009
Tsun-hsu Chang, Hsinchu, TW;
Bo-ren Yu, Hsinchu, TW;
Tsun-Hsu Chang, Hsinchu, TW;
Bo-Ren Yu, Hsinchu, TW;
National Tsing Hua University, Hsinchu, TW;
Abstract
A microwave rotary joint comprises a mode converter for converting microwave signals of a TEcircular symmetric mode, and the mode converter comprises: two circular waveguides, one end of each of the waveguides has a circular input/output port; and two power dividing structures, each of the power dividing structure has an input/output port and four connecting ports, the four connecting ports are separated and surround each of the circular waveguides and connected to the inside of each of the circular waveguides, the two circular waveguides are integrated as one member through rotating a bearing.