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5G radio frequency testing device

A radio frequency test, 5G technology, applied in the field of radio frequency automated test

Pending Publication Date: 2022-04-22
博鼎实华北京技术有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] This application provides a 5G radio frequency test device to at least solve the problem that the current test of 5G radio frequency requires manual replacement of different links and then recalibration

Method used

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Embodiment Construction

[0029] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

[0030] At present, manual testing is mostly used for 5G RF testing. Manual testing requires testers to build different test environments based on different test cases, including the establishment of test links through RF devices such as RF cables, power splitters, and couplers. ;Manually configure test instruments, read and record test results, etc. However, manual testing requires testers to have a deep understanding of instruments, RF devices, and test cases...

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Abstract

The invention provides a 5G radio frequency testing device. The 5G radio frequency testing device comprises an NR system simulator, an LTE system simulator, a vector signal source, a microwave signal source, a spectrum analyzer and a radio frequency switching device, the NR system simulator, the LTE system simulator, the vector signal source, the microwave signal source and the spectrum analyzer are connected with the tested terminal through the radio frequency switching device. According to the radio frequency test system provided based on the designed radio frequency switching device, the system simulator, the microwave signal source, the vector signal source and the spectrum analyzer are integrated together through the multiple radio frequency test links in the radio frequency switching device, switching can be carried out in the radio frequency test links according to test cases, and the test efficiency is improved. Different test items in the radio frequency consistency test of the to-be-tested terminal can be tested by only one system.

Description

technical field [0001] This application belongs to the technical field of radio frequency automated testing, and in particular, relates to a 5G radio frequency testing device. Background technique [0002] Due to the increase in support for frequency bands in 5G, higher requirements are placed on the ability of RF chips to support more frequency bands, which also makes the number of filters, power amplifiers, switches and other components in the RF front-end of 5G terminals compared with 4G terminals. increase, the RF performance of the terminal is determined by the RF-related hardware, and the increase in the complexity of the hardware means higher design difficulty and a decrease in system stability. Perform an in-network test to make sure it meets the requirements. [0003] Compared with the frequency range of LTE up to 2.6GHz, 5G extends the frequency band to the millimeter-wave band above 6GHz; the MIMO technology adopted by 5G allows the terminal to realize beamformin...

Claims

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Application Information

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IPC IPC(8): H04B17/15H04B17/29
CPCH04B17/15H04B17/29
Inventor 马治国徐明金舰马凡崔凯王征郑海霞李特刘军张翔马鑫邓建国吴星王余岳婉茹张炳楠王文帅
Owner 博鼎实华北京技术有限公司
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