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:
Jun. 17, 2008
Filed:
Nov. 07, 2005
Applicants:
Yuichiro Okuyama, Tokyo, JP;
Hideya Matsubara, Tokyo, JP;
Masami Itakura, Tokyo, JP;
Masashi Iwata, Tokyo, JP;
Inventors:
Yuichiro Okuyama, Tokyo, JP;
Hideya Matsubara, Tokyo, JP;
Masami Itakura, Tokyo, JP;
Masashi Iwata, Tokyo, JP;
Assignee:
TDK Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03H 7/46 (2006.01); H01P 5/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A high frequency module comprises a switch circuit connected to two antenna terminals and two diplexers connected to the switch circuit. Each of the diplexers incorporates two band-pass filters (BPFs). Each of the diplexers further incorporates a capacitor provided between one of the BPFs and a node of signal paths and another capacitor provided between the other of the BPFs and the node.