US Patent 7479846 Duplexer
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Patent Inventor Names
Masanori Ueda0
Shogo Inoue0
Takashi Matsuda0
Yasuhide Iwamoto0
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Patent abstract
A duplexer that includes: a transmission filter and a reception filter that are connected to a common terminal; and a reactance circuit that is connected to at least one of the transmission filter and the reception filter. The reactance circuit includes an insulating substrate, lumped-constant inductors, and at least one capacitor. The lumped-constant inductors and the capacitor are formed directly on the surface of the insulating substrate.
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US Patent 07479846 Duplexer US Patent 7479846 Duplexer
Infobox
Patent Number
074798460
Patent Number
74798460
Edits on 23 Sep, 2022
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Patent Jurisdiction
Patent Number
074798460
Date of Patent
January 20, 2009
0Patent Application Number
112627650
Date Filed
November 1, 2005
0Official Website
Patent Primary Examiner
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US Patent 07479846 Duplexer
Infobox
Is a
Patent jurisdiction
Patent number
07479846
Date of patent
January 20, 2009
Patent application number
11262765
Date Filed
November 1, 2005
Patent primary examiner
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