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:
Jan. 19, 2010
Filed:
Jul. 02, 2008
Applicants:
Yuichiro Okuyama, Tokyo, JP;
Hideya Matsubara, Tokyo, JP;
Masashi Iwata, Tokyo, JP;
Inventors:
Assignee:
TDK Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/44 (2006.01);
U.S. Cl.
CPC ...
Abstract
A high frequency module comprises: a switch circuit connected to two antenna terminals; a diplexer connected to two reception signal terminals and the switch circuit; and a diplexer connected to two transmission signal terminals and the switch circuit. Each of the diplexers incorporates two band-pass filters and a low-pass filter. Each of the band-pass filters is formed by using a resonant circuit.