CN104301046A - 3D radio frequency OTA test system supporting 4G wireless communication standard - Google Patents
3D radio frequency OTA test system supporting 4G wireless communication standard Download PDFInfo
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- CN104301046A CN104301046A CN201410543362.5A CN201410543362A CN104301046A CN 104301046 A CN104301046 A CN 104301046A CN 201410543362 A CN201410543362 A CN 201410543362A CN 104301046 A CN104301046 A CN 104301046A
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Abstract
The invention belongs to the technical field of communication, and relates to the whole machine OTA testing technology of wireless terminal class products, in particular to a 3D radio frequency OTA test system supporting a 4G wireless communication standard. The 3D radio frequency OTA test system supporting the 4G wireless communication standard comprises a communication terminal test instrument, a PC and a test darkroom, wherein a test rotary platform robot in the darkroom is provided with a 3D rotary mechanical arm which can clamp 4G mobile terminal equipment to realize 3D rotation of the mobile terminal equipment, a multi-polarization antenna is connected with the communication terminal test instrument through optical fibers, the communication terminal test instrument is connected with the PC through a PIB port, a 4D data collecting unit in the PC collects the data transmitted by the multi-polarization antenna, the multi-polarization antenna comprises a vertical polarization line and a horizontal polarization line, the vertical polarization line and the horizontal polarization line are commonly led to a polarization switch, the polarization switch is connected with an antenna polarization control unit in the PC, and the test rotary platform robot is connected with a 3G robot movement control unit in the PC through optical fibers. Each measurement control unit realizes measurement, data collection, polarization control, 3D robot rotation and other functions through corresponding software in the PC. The 3D radio frequency OTA test system supporting the 4G wireless communication standard is high in automation degree, does not need to be controlled manually in the measurement process, and improves measurement efficiency and accuracy.
Description
Technical field
The invention belongs to communication technique field, relate to the complete machine OTA measuring technology of wireless terminal series products, be specifically related to a kind of 3D radio frequency OTA test macro supporting 4G wireless communication standard.
Background technology
OTA (Over The Air) test belongs to active test, stress the test performance investigating intelligent mobile terminal from the transmitting power of mobile terminal complete machine and receiving sensitivity aspect, the test of overall performance emphatically, becomes the test event that cell phone manufacturer payes attention to and approves in recent years gradually.
Along with the development of person-to-person communication technology, mobile intelligent terminal product becomes the indispensable communication instrument of people's everyday life gradually.When current mobile intelligent terminal product carries out OTA test, system needs manual adjustments to measure antenna, and in measuring process, each measurement can only obtain data, just needs afterwards to carry out manual intervention, and this manual testing process test speed is comparatively slow, inefficiency.Measurement in multiple polarised direction needs manually diverter switch to complete measurement in different polarised direction, and operating process is loaded down with trivial details.The control interface that test macro is ununified, the 4G communication test appliance requires for different manufacturers brand writes different communication test programs, and the universality of measuring process is poor.
Summary of the invention
Unresolved above-mentioned the deficiencies in the prior art, it is fast that the present invention aims to provide a kind of test speed, simple to operate, the 3D radio frequency OTA test macro of the support 4G wireless communication standard that operating efficiency is high, and the present invention is achieved through the following technical solutions:
A kind of 3D radio frequency OTA test macro supporting 4G wireless communication standard, comprise communication terminal test instrument, PC, test darkroom, test table robot 12 is provided with in described darkroom 1, multi-polarization antenna 11, described test table robot with can 3D rotate mechanical arm, described mechanical arm front end is provided with the fixture that can clamp 4G mobile terminal device; Described multi-polarization antenna 11 is provided with high frequency electronic switch; Multi-polarization antenna 11 is connected with communication terminal test instrument by optical fiber, and communication terminal test instrument is connected with PC by gpib interface, the data transmitted by the 4G data acquisition unit acquires poliarizing antenna of PC inside; Multi-polarization antenna arranges perpendicular polarization line and horizontal polarization line, and horizontal polarization line and perpendicular polarization line introduce polarization switch jointly, and polarization switch is connected with the antenna polarization control unit in PC; Described test table robot is connected with the 3G motion planning and robot control unit on PC by optical fiber.
Wherein, the data acquisition unit in PC can realize the compatibility of multiple communication terminal test instrument, realizes broken string and automatically recovers.
Concrete, described 4G data acquisition unit and communication terminal test instrument set up upper and lower link by gpib interface.
Concrete, 4G data acquisition unit and communication terminal test instrument are kept in touch, and timing crawl 4G mobile terminal is the radiation power value of every bit and sensitivity in free space.
Concrete, described PC comprises 4G data acquisition unit, antenna polarization control unit, and 3D motion planning and robot control unit, each unit realizes corresponding function by software systems.
In darkroom of the present invention, test table robot is connected with the 3G motion planning and robot control unit on PC by optical fiber, motion robot 3 being tieed up to direction is realized by the motion control software of PC inside, do not need Non-follow control both can complete, improve testing efficiency and accuracy.Multi-polarization antenna of the present invention be provided with high frequency electronic switch and be connected with communication terminal test instrument by optical fiber, ensureing can freely switch between perpendicular polarization line and horizontal polarization line in test process, ensure that test is smooth and easy, fast.Communication terminal test instrument is connected with PC by gpib interface, and the data of the 4G data acquisition unit acquires poliarizing antenna transmission of PC inside, realize the connection of the 4G communication test instrument of different manufacturers brand, improve the universality between testing equipment.The present invention is by 4G data acquisition unit, antenna polarization control unit, the corresponding software simulating data acquisition of 3D motion planning and robot control unit, poliarizing antenna control, motion planning and robot control, reach the data grabber ability of multiple 4G instrument, the object of system outages automatic recovery ability.
Accompanying drawing explanation
Fig. 1 structural representation of the present invention.
In figure, the implication of each mark is:
1-darkroom, 11-multi-polarization antenna, 12-test table robot, 2-horizontal polarization line, 3-perpendicular polarization line.
Embodiment
Below in conjunction with embodiment, the present invention will be further described; the present embodiment that it may be noted that is only the indicative explaination that the mode that exemplifies is done the present invention; but protection scope of the present invention is not limited in this; all those skilled in the art are with spirit of the present invention; to the change of the equivalence that the present invention makes, all fall into protection scope of the present invention.
Support a 3D radio frequency OTA test macro for 4G wireless communication standard, as shown in Figure 1.Comprise communication terminal test instrument, PC, test darkroom, is provided with test table robot 12, multi-polarization antenna 11 in darkroom 1.Test table robot with can 3D rotate mechanical arm, the fixture that can clamp 4G mobile terminal device is set in the mechanical arm front end of test table robot, during measurement, 4G mobile terminal device is clamped on the fixture of mechanical arm front end, mobile terminal is followed mobile terminal device and is rotated, the transmitting power of test complete machine and measurement sensistivity.Test table robot is connected with the 3D motion planning and robot control unit on PC by optical fiber, by 3D motion planning and robot control software adjustment robot arm rotating freely in 3D plane, match with poliarizing antenna and data acquisition unit simultaneously, measure the transmitting power of complete machine on 3D face and measurement sensistivity.Multi-polarization antenna 11 is housed in darkroom, multi-polarization antenna arranges high frequency electronic switch, be connected with communication terminal test instrument by optical fiber, communication terminal test instrument is connected with PC by gpib interface, the data transmitted by the 4G data acquisition unit acquires poliarizing antenna of PC inside.The high frequency electronic switch of multi-polarization antenna controls two perpendicular polarization lines and horizontal polarization line, horizontal polarization line and perpendicular polarization line introduce polarization switch jointly, polarization switch is connected by the antenna polarization control unit in PC, and the state being controlled high frequency electronic switch by antenna polarization control software design realizes freely switching between polarization line.4G data acquisition unit in PC is by built-in data acquisition software image data, the compatibility of multiple communication terminal test instrument can be realized simultaneously, 4G data acquisition unit and communication terminal test instrument are kept in touch, and communication terminal test instrument sets up upper and lower link by gpib interface.The timing of 4G data acquisition unit captures the radiation power value of every bit and the sensitivity in free space of 4G mobile terminal.Whole measuring system realizes broken string by control software design built-in in 4G data acquisition unit and automatically recovers.
Claims (5)
1. support the 3D radio frequency OTA test macro of 4G wireless communication standard for one kind, comprise communication terminal test instrument, PC, test darkroom, it is characterized in that being provided with test table robot (12) in described darkroom (1), multi-polarization antenna (11), described test table robot with can 3D rotate mechanical arm, described mechanical arm front end is provided with the fixture that can clamp 4G mobile terminal device; (11) are provided with high frequency electronic switch to described multi-polarization antenna; Multi-polarization antenna (11) is connected with communication terminal test instrument by optical fiber, and communication terminal test instrument is connected with PC by gpib interface, the data transmitted by the 4G data acquisition unit acquires poliarizing antenna of PC inside; Multi-polarization antenna arranges perpendicular polarization line and horizontal polarization line, and horizontal polarization line and perpendicular polarization line introduce polarization switch jointly, and polarization switch is connected with the antenna polarization control unit in PC; Described test table robot is connected with the 3G motion planning and robot control unit on PC by optical fiber.
2. a kind of 3D radio frequency OTA test macro supporting 4G wireless communication standard as claimed in claim 1, is characterized in that: the data acquisition unit in PC can realize the compatibility of multiple communication terminal test instrument, realizes broken string and automatically recovers.
3. a kind of 3D radio frequency OTA test macro supporting 4G wireless communication standard as claimed in claim 1, is characterized in that: described 4G data acquisition unit and communication terminal test instrument set up upper and lower link by gpib interface.
4. a kind of 3D radio frequency OTA test macro supporting 4G wireless communication standard as claimed in claim 1, it is characterized in that: 4G data acquisition unit and communication terminal test instrument are kept in touch, timing captures the radiation power value of every bit and the sensitivity in free space of 4G mobile terminal.
5. a kind of 3D radio frequency OTA test macro supporting 4G wireless communication standard as claimed in claim 1, it is characterized in that: described PC comprises 4G data acquisition unit, antenna polarization control unit, 3D motion planning and robot control unit, each unit realizes corresponding function by software systems.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410543362.5A CN104301046A (en) | 2014-10-01 | 2014-10-01 | 3D radio frequency OTA test system supporting 4G wireless communication standard |
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| CN201410543362.5A CN104301046A (en) | 2014-10-01 | 2014-10-01 | 3D radio frequency OTA test system supporting 4G wireless communication standard |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107947869A (en) * | 2017-10-27 | 2018-04-20 | 宁波麦博韦尔移动电话有限公司 | The radiation stress_responsive genes system and switching method of switching switch are integrated with microwave |
| CN108366161A (en) * | 2018-02-09 | 2018-08-03 | 广东欧珀移动通信有限公司 | The test method and device of radiation dispersion, electronic device and readable storage medium storing program for executing |
| CN110189234A (en) * | 2019-05-29 | 2019-08-30 | 北京创鑫旅程网络技术有限公司 | OTA platform hotel information method of adjustment and device |
| CN114050870A (en) * | 2021-11-02 | 2022-02-15 | 杭州永谐科技有限公司西安分公司 | Changeable 5G test revolving stage |
-
2014
- 2014-10-01 CN CN201410543362.5A patent/CN104301046A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107947869A (en) * | 2017-10-27 | 2018-04-20 | 宁波麦博韦尔移动电话有限公司 | The radiation stress_responsive genes system and switching method of switching switch are integrated with microwave |
| CN108366161A (en) * | 2018-02-09 | 2018-08-03 | 广东欧珀移动通信有限公司 | The test method and device of radiation dispersion, electronic device and readable storage medium storing program for executing |
| CN110189234A (en) * | 2019-05-29 | 2019-08-30 | 北京创鑫旅程网络技术有限公司 | OTA platform hotel information method of adjustment and device |
| CN110189234B (en) * | 2019-05-29 | 2021-08-03 | 北京创鑫旅程网络技术有限公司 | Hotel information adjusting method and device for OTA platform |
| CN114050870A (en) * | 2021-11-02 | 2022-02-15 | 杭州永谐科技有限公司西安分公司 | Changeable 5G test revolving stage |
| CN114050870B (en) * | 2021-11-02 | 2024-05-07 | 杭州永谐科技有限公司西安分公司 | Switchable 5G test turntable |
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Application publication date: 20150121 |