Title:
RADIO WAVE BLACK BOX, AND TEST DEVICE USING THE RADIO WAVE BLACK BOX
Document Type and Number:
Japanese Patent JP2023007898
Kind Code:
A
Abstract:
To provide a radio wave black box that has an easily attachable and detachable outer wall part, and enables individual replacement for each outer wall part.SOLUTION: A radio wave black box is used in measuring transmission or reception characteristic of a radio terminal, and include: a metal periphery wall part that is configured to surround a periphery with a first wall part 64, second wall part 560, and third wall part 570 annularly connected with each other; and a metal top surface part and bottom surface part that face each other in a vertical direction of the periphery wall part. The radio wave black box is configured to form an electromagnetically shielded internal space inside. One end in a peripheral direction of the second wall part 570 is attached to one end in a peripheral direction the first wall part 64 in a state of being detachable by movement in a first direction, and one end in a peripheral direction of the third wall part 570 is attached to other end in the peripheral direction of the first wall part in a state of being detachable by movement in the first direction or in a second direction orthogonal to a direction parallel with the first direction. The other end in the peripheral direction of the second wall part and the other end in the peripheral direction of the third wall part are disconnectably connected.SELECTED DRAWING: Figure 10
Inventors:
MARUO TOMOHIKO
HASEGAWA HIROSHI
HASEGAWA HIROSHI
Application Number:
JP2021111025A
Publication Date:
January 19, 2023
Filing Date:
July 02, 2021
Export Citation:
Assignee:
ANRITSU CORP
International Classes:
G01R29/18; H01Q15/14
Attorney, Agent or Firm:
Ariga International Patent Office
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