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:
Mar. 26, 2002
Filed:
Jan. 07, 1998
Applicant:
Inventors:
Yohei Ishikawa, Kyoto, JP;
Toru Tanizaki, Kyoto, JP;
Fuminori Nakamura, Nagaokakyo, JP;
Ikuo Takakuwa, Suita, JP;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 1/906 ;
U.S. Cl.
CPC ...
H01Q 1/906 ;
Abstract
An antenna apparatus such that a dielectric strip and a dielectric resonator are provided to form a primary vertical radiator, another dielectric strip is provided which is coupled to the dielectric strip to form a directional coupler, and a radiation beam is tilted by changing the relative position of the primary radiator with respect to the dielectric lens by displacing the primary vertical radiator in the directional coupler.