CN113589125A - Remote test system and method for separating radio frequency signal acquisition and measurement - Google Patents
Remote test system and method for separating radio frequency signal acquisition and measurement Download PDFInfo
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- CN113589125A CN113589125A CN202110859913.9A CN202110859913A CN113589125A CN 113589125 A CN113589125 A CN 113589125A CN 202110859913 A CN202110859913 A CN 202110859913A CN 113589125 A CN113589125 A CN 113589125A
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- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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Abstract
The invention discloses a remote test system and a remote test method for separating radio frequency signal acquisition and measurement. The system comprises a radio frequency test front end, a radio frequency signal processing platform and a test management platform, wherein the radio frequency test front end is installed on a testing machine, the radio frequency signal processing platform is communicated with the radio frequency test front end, and the test management platform is communicated with the radio frequency signal processing platform. The method comprises the following steps: networking the radio frequency test front end, the radio frequency signal processing platform and the test management platform, and connecting the test machine with the radio frequency test front end; setting the steps and parameters of the test task, allocating a radio frequency signal processing device as a test task resource group, and starting the test task; the radio frequency test front end sends the input and output signals of the tested piece to the test task resource group, and the input and output signals are analyzed and calculated by the test task resource group; and uploading the result to a test management platform. The test machine only needs to be provided with a radio frequency signal test front end to realize the separation of radio frequency signal acquisition and measurement, and the test cost is reduced on the premise of ensuring the performance.
Description
Technical Field
The present invention relates to testing of electronic components, and more particularly to testing of semiconductor components.
Background
After production, radio frequency semiconductor components need to be subjected to quality inspection tests including physical characteristic tests and electrical characteristic tests including radio frequency signal parameter tests, and generally, high-speed tests are performed on an automatic testing machine by using a rotary tower, and each test is performed in sequence.
The existing automatic testing machines all adopt vector network analyzers to perform high-speed radio frequency signal parameter testing, each testing machine is provided with one vector network analyzer, and the radio frequency signal parameter testing is only one item of all testing items, so that a great amount of idle time exists in the testing process of one vector network analyzer. On the other hand, the cost of the vector network analyzer is high in the cost of the whole automatic testing machine, so that the cost performance is not high when the testing system and the method are used for testing the radio frequency signal parameters.
Disclosure of Invention
The technical problems solved by the invention are as follows: a remote test system with separate radio frequency signal acquisition and measurement is provided.
In order to solve the technical problems, the invention provides the following technical scheme: a remote test system with separated radio frequency signal acquisition and measurement comprises a radio frequency test front end, a radio frequency signal processing platform and a test management platform, wherein the radio frequency test front end is installed on a test machine, the radio frequency signal processing platform is communicated with the radio frequency test front end, and the test management platform is communicated with the radio frequency signal processing platform.
The radio frequency test front end is used for generating a radio frequency excitation signal as an input signal of the tested piece set and collecting an output signal of the tested piece set.
The radio frequency signal processing platform is used for analyzing input and output signals of a tested piece set by utilizing a built-in signal analysis algorithm to complete the calculation of specific signal parameters.
The test management platform is used for configuring test task parameters, starting and stopping a test task, scheduling the computing resources of the radio frequency signal processing platform, and storing all test results of the tested piece set and carrying out statistical analysis.
The invention adopts the radio frequency signal test front end and the radio frequency signal analysis processing platform to carry out resource combination, only one radio frequency signal test front end needs to be arranged on the tester, the separation of radio frequency signal acquisition and measurement is realized, and the test cost is reduced on the premise of ensuring the performance. The test management platform is used for managing test tasks and test data, so that the test process and the test result can be controlled and tracked.
A remote test method for separating radio frequency signal acquisition and measurement comprises the following steps:
firstly, networking and connecting a radio frequency test front end, a radio frequency signal processing platform and a test management platform, connecting a test machine with the radio frequency test front end, and putting tested pieces into a feed port of the test machine in a gathering manner;
secondly, setting the steps and parameters of the test task on a test task management server in the test management platform, distributing a radio frequency signal processing device required in the radio frequency signal processing platform as a test task resource group, and then starting the test task;
thirdly, the radio frequency test front end sequentially collects input and output signals of the tested piece in the tested piece set and sends the input and output signals to a corresponding test task resource group on the radio frequency signal processing platform, and the test task resource group carries out radio frequency signal analysis and calculation;
and fourthly, uploading the radio frequency signal analysis and calculation result to a test data management server in the test management platform, and recording the serial numbers of all tested pieces and the radio frequency signal analysis and calculation result by the test data management server.
Drawings
The invention is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of a first embodiment of a remote test system with separate radio frequency signal acquisition and measurement;
FIG. 2 is a diagram of a second embodiment of a remote test system with separate RF signal acquisition and measurement.
Detailed Description
First embodiment
Referring to fig. 1, a remote test system with separated rf signal acquisition and measurement includes an rf test front end, an rf signal processing platform, and a test management platform.
The radio frequency test front end is connected with the tester. The radio frequency test front end comprises a radio frequency signal excitation source and a radio frequency test device. The radio frequency signal excitation source is used for generating a radio frequency excitation signal as an input signal of the tested piece set, and the radio frequency testing device is used for collecting an output signal of the tested piece set.
The radio frequency signal processing platform consists of a plurality of radio frequency signal processing devices, and a signal analysis algorithm is arranged in each radio frequency signal processing device and is used for analyzing input and output signals of a tested piece set to complete calculation of specific signal parameters. The number of the radio frequency signal processing devices is determined according to the processing performance of the device and the number of the radio frequency test front ends, and generally, the number of the radio frequency signal processing devices is not more than the number of the radio frequency test front ends.
The test management platform comprises a test task management server and a test data management server. The test task management server is used for configuring test task parameters, starting and stopping a test task and scheduling computing resources of the radio frequency signal processing platform. The test data management server is used for storing all test results of the tested piece set and performing statistical analysis.
As shown in fig. 1, the rf test front-end remotely communicates with the rf signal processing platform through a private network, and transmits the analog/digital converted rf signal, and the rf signal processing platform and the test management platform are deployed in the same local area network. The device is applied to the test task with low test performance requirement.
A remote test method for separating signal acquisition and measurement comprises the following steps:
the first step, the radio frequency test front end is in remote communication with the radio frequency signal processing platform through a private network, the radio frequency signal processing platform and the test management platform are deployed in the same local area network, a test machine is connected with the radio frequency test front end, and tested pieces are put into a feed port of the test machine in a set mode;
secondly, setting steps and parameters of the test task on a test task management server in the test management platform, wherein the steps and parameters include but are not limited to indexes to be tested and unqualified product alarm thresholds, allocating the required number of radio frequency signal processing devices in the radio frequency signal processing platform as a test task resource group, and then starting the test task;
thirdly, the radio frequency test front end sequentially collects input and output signals of the tested piece in the tested piece set and sends the input and output signals to a corresponding test task resource group on the radio frequency signal processing platform, and the test task resource group carries out radio frequency signal analysis and calculation;
and fourthly, uploading the radio frequency signal analysis and calculation results to a test data management server in the test management platform, and recording the serial numbers of all tested pieces and the radio frequency signal analysis and calculation results by the test data management server.
And a plurality of test tasks can be started on a test task management server in the test management platform at the same time, and different test task resource groups are distributed in the radio frequency signal processing platform to test different tested piece sets.
Second embodiment
Referring to fig. 2, a remote test system with separated rf signal acquisition and measurement includes an rf test front end, an rf signal processing platform, and a test management platform.
The radio frequency test front end is connected with the tester. The radio frequency test front end comprises a radio frequency signal excitation source and a radio frequency test device. The radio frequency signal excitation source is used for generating a radio frequency excitation signal as an input signal of the tested piece set, and the radio frequency testing device is used for collecting an output signal of the tested piece set.
The radio frequency signal processing platform consists of a plurality of radio frequency signal processing devices, and a signal analysis algorithm is arranged in each radio frequency signal processing device and is used for analyzing input and output signals of a tested piece set to complete calculation of specific signal parameters. The number of the radio frequency signal processing devices is determined according to the processing performance of the device and the number of the radio frequency test front ends, and generally, the number of the radio frequency signal processing devices is not more than the number of the radio frequency test front ends.
The test management platform comprises a test task management server and a test data management server. The test task management server is used for configuring test task parameters, starting and stopping a test task and scheduling computing resources of the radio frequency signal processing platform. The test data management server is used for storing all test results of the tested piece set and performing statistical analysis.
As shown in fig. 2, the rf test front end and the rf signal processing platform may be deployed in the same lan, or the rf signal processing devices in the rf signal processing platform and the rf test front end are deployed in the same device in a one-to-one correspondence manner, and communicate with each other through a device bus. The test management platform is in remote communication with the radio frequency signal processing platform through a private network. The device is applied to test tasks with high test performance requirements.
A remote test method for separating signal acquisition and measurement comprises the following steps:
the method comprises the following steps that firstly, a radio frequency test front end and a radio frequency signal processing platform are deployed in the same local area network, or radio frequency signal processing devices in the radio frequency signal processing platform and the radio frequency test front end are in one-to-one correspondence and are deployed in the same equipment, and communication is carried out through an equipment bus; the test management platform is in remote communication with the radio frequency signal processing platform through a private network; connecting a testing machine with the radio frequency testing front end, and putting the tested pieces into a feeding hole of the testing machine in a gathering manner;
secondly, setting steps and parameters of the test task on a test task management server in the test management platform, wherein the steps and parameters include but are not limited to indexes to be tested and unqualified product alarm thresholds, allocating the required number of radio frequency signal processing devices in the radio frequency signal processing platform as a test task resource group, and then starting the test task;
thirdly, the radio frequency test front end sequentially collects input and output signals of the tested piece in the tested piece set and sends the input and output signals to a corresponding test task resource group on the radio frequency signal processing platform, and the test task resource group carries out radio frequency signal analysis and calculation;
and fourthly, uploading the radio frequency signal analysis and calculation results to a test data management server in the test management platform, and recording the serial numbers of all tested pieces and the radio frequency signal analysis and calculation results by the test data management server.
And a plurality of test tasks can be started on a test task management server in the test management platform at the same time, and different test task resource groups are distributed in the radio frequency signal processing platform to test different tested piece sets.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description herein, since various changes and modifications can be made in the details of the embodiment and the application range according to the spirit of the present invention.
Claims (10)
1. The utility model provides a remote test system that radio frequency signal gathers and measures separation, includes radio frequency test front end, radio frequency signal processing platform and test management platform, its characterized in that: the radio frequency test front end is installed on the tester, the radio frequency signal processing platform is communicated with the radio frequency test front end, and the test management platform is communicated with the radio frequency signal processing platform.
2. A radio frequency signal acquisition and measurement separated remote test system as recited in claim 1, wherein: the radio frequency test front end comprises a radio frequency signal excitation source and a radio frequency test device.
3. A radio frequency signal acquisition and measurement separated remote test system as recited in claim 1, wherein: the radio frequency signal processing platform is composed of a plurality of radio frequency signal processing devices, and the number of the radio frequency signal processing devices is less than or equal to that of the radio frequency test front ends.
4. A radio frequency signal acquisition and measurement separated remote test system as recited in claim 1, wherein: the test management platform comprises a test task management server and a test data management server.
5. A radio frequency signal acquisition and measurement separated remote test system as recited in claim 1, wherein: the radio frequency test front end and the radio frequency signal processing platform are deployed in the same local area network, and the test management platform is in remote communication with the radio frequency signal processing platform through a private network.
6. A radio frequency signal acquisition and measurement separated remote test system as recited in claim 3, wherein: the radio frequency signal processing devices in the radio frequency signal processing platform correspond to the radio frequency test front ends one by one and are arranged in the same equipment, communication is carried out through an equipment bus, and the test management platform is in remote communication with the radio frequency signal processing platform through a private network.
7. A radio frequency signal acquisition and measurement separated remote test system as recited in claim 1, wherein: the radio frequency test front end is communicated with the radio frequency signal processing platform through a private network remote, and the radio frequency signal processing platform and the test management platform are deployed in the same local area network.
8. A remote test method for separating radio frequency signal acquisition and measurement is characterized by comprising the following steps:
firstly, networking and connecting a radio frequency test front end, a radio frequency signal processing platform and a test management platform, connecting a test machine with the radio frequency test front end, and putting tested pieces into a feed port of the test machine in a gathering manner;
secondly, setting the steps and parameters of the test task on a test task management server in the test management platform, distributing a radio frequency signal processing device required in the radio frequency signal processing platform as a test task resource group, and then starting the test task;
thirdly, the radio frequency test front end sequentially collects input and output signals of the tested piece in the tested piece set and sends the input and output signals to a corresponding test task resource group on the radio frequency signal processing platform, and the test task resource group carries out radio frequency signal analysis and calculation;
and fourthly, uploading the radio frequency signal analysis and calculation result to a test data management server in the test management platform, and recording the serial numbers of all tested pieces and the radio frequency signal analysis and calculation result by the test data management server.
9. A method of remote testing with separation of radio frequency signal acquisition and measurement as claimed in claim 8, wherein: the radio frequency test front end and the radio frequency signal processing platform are deployed in the same local area network, and the test management platform is in remote communication with the radio frequency signal processing platform through a private network; or a plurality of radio frequency signal processing devices in the radio frequency signal processing platform correspond to a plurality of radio frequency test front ends one by one and are arranged in the same equipment, communication is carried out through an equipment bus, and the test management platform is remotely communicated with the radio frequency signal processing platform through a private network; or the radio frequency test front end is remotely communicated with the radio frequency signal processing platform through a private network, and the radio frequency signal processing platform and the test management platform are deployed in the same local area network.
10. A method of remote testing with separation of radio frequency signal acquisition and measurement as claimed in claim 8, wherein: and a plurality of test tasks are started on a test task management server in the test management platform at the same time, and different test task resource groups are distributed in the radio frequency signal processing platform to test different tested piece sets.
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| CN208539913U (en) * | 2018-07-04 | 2019-02-22 | 中国信息通信研究院 | The test device of communication equipment |
| CN110690929A (en) * | 2018-07-04 | 2020-01-14 | 中国信息通信研究院 | Testing device, cloud server and testing method of communication equipment |
| CN111355538A (en) * | 2020-03-10 | 2020-06-30 | 焱行科技(上海)有限公司 | Function testing device and method for radio frequency device |
| CN112770336A (en) * | 2019-10-21 | 2021-05-07 | 中移(成都)信息通信科技有限公司 | Equipment testing method and system |
-
2021
- 2021-07-28 CN CN202110859913.9A patent/CN113589125A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101080642A (en) * | 2004-12-21 | 2007-11-28 | 佛姆法克特股份有限公司 | Remote test facility with wireless interface to local test facilities |
| CN102915029A (en) * | 2012-10-15 | 2013-02-06 | 中国运载火箭技术研究院 | Avionics system automatic test platform based on reusable spacecraft |
| CN208539913U (en) * | 2018-07-04 | 2019-02-22 | 中国信息通信研究院 | The test device of communication equipment |
| CN110690929A (en) * | 2018-07-04 | 2020-01-14 | 中国信息通信研究院 | Testing device, cloud server and testing method of communication equipment |
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