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Patent Searching and Data


Title:
LAMINATED BAND PASS FILTER
Document Type and Number:
WIPO Patent Application WO/2012/033137
Kind Code:
A1
Abstract:
Provided is a band pass filter (BPF) that is provided with a first resonator and a second resonator, which are connected between input and output terminals in order, the resonators each including an inductor conductor and a capacitor conductor which are formed into a laminated body, one end of each of the inductor conductors of the resonators being an open end, the other end thereof being a short-circuited end, wherein a connection conductor that connects the inductor conductors of the resonators with each other is provided, and the connection conductor connects a position closer to the open end of the inductor conductor of the first resonator with a position closer to the open end of the inductor conductor of the second resonator.

Inventors:
OOTSUKA NORIAKI (JP)
Application Number:
PCT/JP2011/070400
Publication Date:
March 15, 2012
Filing Date:
September 07, 2011
Export Citation:
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Assignee:
TDK CORP (JP)
OOTSUKA NORIAKI (JP)
International Classes:
H03H7/09; H01P1/203; H01P1/205
Foreign References:
JP2006269653A2006-10-05
JP2007180684A2007-07-12
JP2000252704A2000-09-14
JP2004180032A2004-06-24
Attorney, Agent or Firm:
MASHIKO Naomichi (JP)
Naomichi Masuko (JP)
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Claims: