Invention Publication
- Patent Title: RADIO FREQUENCY MODULE AND COMMUNICATION DEVICE
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Application No.: US18474279Application Date: 2023-09-26
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Publication No.: US20240014834A1Publication Date: 2024-01-11
- Inventor: Kiyoshi AIKAWA , Hiromichi KITAJIMA , Takashi YAMADA , Yoshihiro DAIMON , Takanori UEJIMA
- Applicant: Murata Manufacturing Co., Ltd.
- Applicant Address: JP Nagaokakyo-shi
- Assignee: Murata Manufacturing Co., Ltd.
- Current Assignee: Murata Manufacturing Co., Ltd.
- Current Assignee Address: JP Nagaokakyo-shi
- Priority: JP 21060099 2021.03.31
- Main IPC: H04B1/036
- IPC: H04B1/036 ; H04B1/00

Abstract:
A radio frequency module includes a module substrate having a first main surface facing a second main surface, and a module substrate having a third main surface facing a fourth main surface. The third main surface faces the second main surface. Multiple electronic components, including a power amplifier, are disposed between the second and third main surfaces on the first main surface, and on the fourth main surface. Multiple external connection terminals are disposed on the third main surface. The power amplifier has a fifth main surface facing a sixth main surface and includes a circuit portion formed nearer to the fifth main surface than the sixth main surface and includes an amplifier transistor. in the power amplifier, the fifth main surface faces the third main surface, and the sixth main surface faces the second main surface. A heat dissipation conductor is joined to the main surface.
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