Title:
HIGH FREQUENCY MODULE AND COMMUNICATION DEVICE
Document Type and Number:
Japanese Patent JP2021164141
Kind Code:
A
Abstract:
To provide a high frequency module and a communication device, which can improve a filter characteristic.SOLUTION: The high frequency module includes a mounting board, a filter (first filter 11) and a common inductor L1. The mounting board has a first principal plane and a second principal plane which face each other. The filter has a plurality of series arm resonators 104 and a plurality of parallel arm resonators 105, and is arranged on the first principal plane. The mounting board has a ground terminal to be used for grounding on the second principal plane. A first end of the common inductor L1 is connected to all of the plurality of parallel arm resonators 105. A second end of the common inductor L1 is connected to the ground terminal.SELECTED DRAWING: Figure 2
Inventors:
SUGAYA YUKITERU
KIDO SHUNSUKE
KATO MASANORI
MATSUBARA YUTAKA
KIDO SHUNSUKE
KATO MASANORI
MATSUBARA YUTAKA
Application Number:
JP2020067939A
Publication Date:
October 11, 2021
Filing Date:
April 03, 2020
Export Citation:
Assignee:
MURATA MANUFACTURING CO
International Classes:
H04B1/38; H01L23/12; H03H7/01; H04B1/00
Attorney, Agent or Firm:
Patent business corporation Hokuto patent office