Title:
HIGH-FREQUENCY MODULE AND COMMUNICATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/017108
Kind Code:
A1
Abstract:
A transmission band of a band B includes a reception band of a band C, a high frequency-module (1) is able to perform CA of a transmission signal of a band A and a reception signal of the band B, and is provided with a transmission filter (11) for the band A, a transmission filter (13) for the band B, a transmission amplifier (40), and a switch circuit (30), the switch circuit (30) comprises a switch (31) for switching connection between a common terminal (30a) and a selection terminal (30b), a switch (32) for switching connection between the common terminal (30a) and a selection terminal (30c), and a switch (33) for switching connection between the selection terminal (30c) and a selection terminal (30d), the common terminal (30a) is connected to the transmission amplifier (40), the selection terminal (30b) is connected to the transmission filter (11), the selection terminal (30c) is connected to the transmission filter (13), and the selection terminal (30d) is connected to a reception path of the band C.
Inventors:
TAHARA KENJI (JP)
Application Number:
PCT/JP2019/014578
Publication Date:
January 23, 2020
Filing Date:
April 02, 2019
Export Citation:
Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H03H7/46; H04B1/00; H04B1/401; H04B1/50
Domestic Patent References:
| WO2017199649A1 | 2017-11-23 |
Foreign References:
| US20140321339A1 | 2014-10-30 | |||
| JP2017168932A | 2017-09-21 |
Attorney, Agent or Firm:
YOSHIKAWA, Shuichi et al. (JP)
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