Invention Grant
- Patent Title: Filter having impedance matching circuits
- Patent Title (中): 具有阻抗匹配电路的滤波器
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Application No.: US13439582Application Date: 2012-04-04
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Publication No.: US08682403B2Publication Date: 2014-03-25
- Inventor: Eric Gagnon , Chun-Yun Jian
- Applicant: Eric Gagnon , Chun-Yun Jian
- Applicant Address: US CA Cupertino
- Assignee: Apple Inc.
- Current Assignee: Apple Inc.
- Current Assignee Address: US CA Cupertino
- Agency: Meyertons, Hood, Kivlin, Kowert & Goetzel, P.C.
- Main IPC: H04M1/00
- IPC: H04M1/00 ; H04B1/38
Abstract:
A filter package is provided with a support structure, a filter device having terminals, impedance matching circuits formed on the support structure and electrically connected to at least some of the terminals of the filter device, and at least one electrical ground structure electrically connected to the impedance matching circuits. Moreover, the filter package has an outer housing to contain the support structure, filter device impedance matching circuits, and at least one ground structure.
Public/Granted literature
- US20120200368A1 Filter Having Impedance Matching Circuits Public/Granted day:2012-08-09
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