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. 01, 2003
Filed:
Mar. 20, 2000
Hiroyuki Arai, Yokohama, JP;
Kazuyuki Mizuno, Tokoname, JP;
Yasuhiko Mizutani, Komaki, JP;
Takami Hirai, Nishikamo-Gun, JP;
NGK Insulators, Ltd., Nagoya, JP;
Abstract
A transmitter and a receiver are formed integrally with a dielectric substrate . The transmitter includes a transmitter filter and a transmitter antenna connected to the transmitter filter . The receiver includes a receiver filter and a receiver antenna connected to the receiver filter . The transmitter filter is formed with resonant elements arranged parallel to each other. The transmitter antenna includes an antenna formed from an electrode film on the upper surface of the receiver filter . The receiver filter is formed from resonant elements arranged parallel to each other. The receiver antenna includes an antenna formed from an electrode film on the upper surface of the dielectric substrate