Invention Grant
- Patent Title: Evaluation device of radio communication module
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Application No.: US18088901Application Date: 2022-12-27
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Publication No.: US12092675B2Publication Date: 2024-09-17
- Inventor: Yuki Suto , Eiji Takenaka , Katsumasa Takahashi , Go Katsura
- Applicant: Fujikura Ltd.
- Applicant Address: JP Tokyo
- Assignee: FUJIKURA LTD.
- Current Assignee: FUJIKURA LTD.
- Current Assignee Address: JP Tokyo
- Agency: WHDA, LLP
- Priority: JP 22007165 2022.01.20
- Main IPC: G01R29/08
- IPC: G01R29/08 ; G01R29/10

Abstract:
An evaluation device includes a radio communication module that contains a temperature regulator that adjusts a temperature of a radio communication module to be evaluated, a housing case that houses the radio communication module and the temperature regulator, a gas supplier that supplies dry gas inside the housing case, and a measurement antenna that is disposed so as to face the radio communication module, and that transmits and receives radio waves for measurement. The housing case includes a case main body and a shutter plate that closes an opening of the case main body. The shutter plate is formed of a dielectric foam material, and the shutter plate is capable of contacting and separating from an open edge of the case main body. At least a part of the shutter plate separates from the open edge of the case main body to release gas from inside the housing case when an inner pressure of the housing case is greater than or equal to a predetermined value.
Public/Granted literature
- US20230228799A1 EVALUATION DEVICE OF RADIO COMMUNICATION MODULE Public/Granted day:2023-07-20
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