CN103780314A - Radio frequency characteristic test device - Google Patents
Radio frequency characteristic test device Download PDFInfo
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- CN103780314A CN103780314A CN201210396892.2A CN201210396892A CN103780314A CN 103780314 A CN103780314 A CN 103780314A CN 201210396892 A CN201210396892 A CN 201210396892A CN 103780314 A CN103780314 A CN 103780314A
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- network analyzer
- radiofrequency characteristics
- signal
- electrically connected
- communication board
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Abstract
The invention discloses a radio frequency characteristic test device for testing the radio frequency characteristics of multiple communication circuit boards. The radio frequency characteristic test device comprises multiple clamping devices for fixing the multiple communication circuit boards, a network analyzer, an exchange box and a result display device. The exchange box is electrically connected between the clamping devices and the network analyzer for sequentially switching and connecting the multiple communication circuit boards respectively with the network analyzer. The network analyzer is used for sequentially detecting the communication circuit boards in the clamping devices after switching. The result display device is electrically connected with the network analyzer and is used for simultaneously displaying the detection results of the multiple communication circuit boards. The radio frequency characteristic test device provided by the invention can simultaneously test the radio frequency characteristics of the multiple communication circuit boards.
Description
Technical field
The present invention relates to a kind of radiofrequency characteristics testing equipment.
Background technology
In modern network, good radiofrequency characteristics is the effectively key of work of mobile phone.The size of mobile phone is more and more less at present, often occurs the situation of compromise radiation characteristic.Therefore, the radiofrequency characteristics of the flexible circuit board with radio frequency (RF) antenna in mobile phone is detected and seems particularly important.Existing radiofrequency characteristics testing equipment generally comprises a network analyzer and a clamping device.Flexible circuit board to be tested is fixed in clamping device.Flexible circuit board to be tested is electrically connected by a connecting line and described network analyzer.But the network analyzer in existing radiofrequency characteristics testing equipment can only be tested a flexible circuit board.If when the radiofrequency characteristics of multiple flexible circuit boards need to be detected simultaneously, need many network analyzers.
Summary of the invention
In view of this, be necessary to provide a kind of radiofrequency characteristics testing equipment of the radiofrequency characteristics that can simultaneously test multiple communication board.
A kind of radiofrequency characteristics testing equipment, it is for testing the radiofrequency characteristics of multiple communication board.Described radiofrequency characteristics testing equipment comprises: multiple clamping devices, a commuting case, a network analyzer and a device displaying result.Described commuting case is electrically connected between described clamping device and described network analyzer.Described commuting case comprises multiple first signal joints, a secondary signal joint and a diverter switch.Described multiple first signal joint is electrically connected respectively a clamping device.Described diverter switch and described secondary signal joint and described first signal joint are all electrically connected.Described secondary signal joint is electrically connected to described network analyzer.Described clamping device is for clamping multiple communication board to be tested, simultaneously for the radiofrequency characteristics of multiple communication board to be tested is transferred to described commuting case.Described diverter switch is used for switching multiple described first signal joints, first signal joint and secondary signal joint after switching are electrically connected, so that the communication board in the corresponding clamping device of first signal joint after switching is electrically connected by described secondary signal joint and network analyzer.Described network analyzer is for detecting the radiofrequency characteristics of the communication board in the clamping device after described switching.Described device displaying result and described network analyzer are electrically connected, and described device displaying result is for show the testing result of multiple communication board simultaneously.
Compared to prior art, described radiofrequency characteristics testing equipment is switched described first signal joint by the diverter switch of commuting case, so that the first signal joint after switching is electrically connected by described diverter switch and secondary signal joint, therefore, described network analyzer can sequentially be tested the communication board in the corresponding clamping device of first signal joint after described switching.So, only need a network analyzer, just can detect multiple communication board.
Accompanying drawing explanation
The schematic diagram of the radiofrequency characteristics testing equipment that Fig. 1 provides for embodiment of the present invention.
Fig. 2 is the schematic diagram of the clamping device of the radiofrequency characteristics testing equipment in Fig. 1.
Main element symbol description
| Radiofrequency characteristics testing equipment | 100 |
| There is the flexible circuit board of radio-frequency antenna | 200 |
| |
10 |
| Commuting case | 20 |
| Network analyzer | 30 |
| Device displaying result | 40 |
| Accepting |
11 |
| |
12 |
| |
13 |
| First signal joint | 21 |
| Secondary signal joint | 22 |
| Connecting line | 25 |
| The 3rd Signal connector | 31 |
| The 4th Signal connector | 32 |
| Display screen | 33 |
| Host computer | 41 |
| Display | 42 |
Following embodiment further illustrates the present invention in connection with above-mentioned accompanying drawing.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present invention is described in further detail.
Refer to Fig. 1, a kind of radiofrequency characteristics testing equipment 100 that embodiment of the present invention provides, it is for testing the radiofrequency characteristics of multiple communication board.In present embodiment, described radiofrequency characteristics testing equipment 100 is for testing the radiofrequency characteristics of multiple flexible circuit boards 200 with radio-frequency antenna.Described radiofrequency characteristics testing equipment 100 comprises multiple clamping devices 10, a commuting case (switching box) 20, a network analyzer 30 and a device displaying result 40.
See also Fig. 2, each described clamping device 10 has an accepting groove 11.The shape of described accepting groove 11 is corresponding with described flexible circuit board 200.Each described accepting groove 11 is for accommodating respectively a flexible circuit board 200.In present embodiment, the quantity of described clamping device 10 is 8, and it is respectively used to fix 8 flexible circuit boards 200.On 11 liang of relative sides of each described accepting groove, be respectively arranged with one can be flexible in described accepting groove 11 expansion link 12.Described clamping device 10 also comprises a signal port 13.
Described commuting case 20 includes multiple first signal joint 21, secondary signal joint 22 and a diverter switch 23.The quantity of described multiple first signal joints 21 is identical with the quantity of described clamping device 10, and the top of each first signal joint 21 has identified respectively digital 1-8.One end of described multiple first signal joints 21 is electrically connected by the signal port 13 of clamping device 10 described in a connecting line 25 and respectively.Described clamping device 10 transfers to described commuting case 20 by described signal port 13, multiple first signal joint 21 and connecting line 25 by the radiofrequency characteristics of multiple flexible circuit boards 200 to be tested.The other end of described multiple first signal joints 21 is electrically connected mutually with described diverter switch 23.Described diverter switch 23 is electrically connected to described secondary signal joint 22 simultaneously.Described diverter switch 23, for by the numerical order of square mark on described first signal joint 21, is sequentially switched described first signal joint 21 from small to large, so that the first signal joint 21 after switching is electrically connected with secondary signal joint 22.In present embodiment, the time interval that described diverter switch 23 is switched is 1 second.Be understandable that, the time interval that described diverter switch 23 is switched also can need to arrange according to design.
Described network analyzer 30 comprises the 3rd Signal connector 31 and the 4th Signal connector 32.Described the 3rd Signal connector 31 is electrically connected by connecting line 25 and the secondary signal joint 22 of described commuting case 20.Described network analyzer 30 also comprises a display screen 33, for showing the radiofrequency characteristics curve chart of the described flexible circuit board 200 that described network analyzer 30 detects.Described network analyzer 30 stores the radiofrequency characteristics range of parameter values (as the initial frequency of radiofrequency characteristics curve and termination frequency) of standard.In the time that the corresponding parameter of radiofrequency characteristics curve chart of the described flexible circuit board 200 that described network analyzer 30 detects falls in the radiofrequency characteristics parameter area of standard, the radiofrequency characteristics of detected described flexible circuit board 200 is qualified, otherwise, defective.
Described device displaying result 40 comprises a host computer 41 and a display 42.Described host computer 41 is electrically connected mutually with the 4th Signal connector 32 and the described display 42 of described network analyzer 30 respectively.Described device displaying result 40 is for being simultaneously displayed on the testing result of 8 flexible circuit boards 200 described display 42.
When detection, first, the diverter switch 23 of described commuting case 20 is pressed the numerical order of square mark on first signal joint 21, sequentially switch from small to large described first signal joint 21, so that the first signal joint 21 after switching is electrically connected with secondary signal joint 22 by described diverter switch 23, therefore, the flexible circuit board 200 in the corresponding clamping device 10 of first signal joint 21 after can making described network analyzer 30 to described switching detects.Then, described network analyzer 30 exports testing result to described device displaying result 40.Described device displaying result 40 is simultaneously displayed on the testing result of 8 flexible circuit boards 200 on described display 42.In the time that described device displaying result 40 shows that the testing result of wherein one or more flexible circuit boards 200 is defective, described host computer 41 sends a control signal, and transfer to the signal port 13 of the corresponding clamping device 10 of this defective flexible circuit board 200 by described network analyzer 30 and commuting case 20, described expansion link 12 is stretched out at described accepting groove 11, clamp this defective flexible circuit board 200, with prompting tester, the flexible circuit board 200 that this is held is test failure product.
Described radiofrequency characteristics testing equipment 100 is switched described first signal joint 21 by the diverter switch 23 of commuting case 20, so that the first signal joint 21 after switching is electrically connected with secondary signal joint 22 by described diverter switch 23, therefore, described network analyzer 30 can sequentially detect the flexible circuit board 200 in the corresponding clamping device 10 of the first signal joint 21 after described switching.So, only need a network analyzer 30, just can detect multiple flexible circuit boards 200.
Although the present invention discloses as above with preferred embodiments,, it is not in order to limit the present invention, and in addition, those skilled in the art can also do other variation etc. in spirit of the present invention.Certainly, the variation that these do according to spirit of the present invention, within all should being included in the present invention's scope required for protection.
Claims (10)
1. a radiofrequency characteristics testing equipment, it is for testing the radiofrequency characteristics of multiple communication board, it is characterized in that: described radiofrequency characteristics testing equipment comprises: multiple clamping devices, one commuting case, one network analyzer, an and device displaying result, described commuting case is electrically connected between described clamping device and described network analyzer, described commuting case comprises multiple first signal joints, a secondary signal joint and a diverter switch, described multiple first signal joint is electrically connected respectively a clamping device, described diverter switch and described secondary signal joint and described first signal joint are all electrically connected, described secondary signal joint is electrically connected to described network analyzer, described clamping device is for clamping multiple communication board to be tested, simultaneously for the radiofrequency characteristics of multiple communication board to be tested is transferred to described commuting case, described diverter switch is used for switching multiple described first signal joints, first signal joint and secondary signal joint after switching are electrically connected, so that the communication board in the corresponding clamping device of first signal joint after switching is electrically connected by described secondary signal joint and network analyzer, described network analyzer is for detecting the radiofrequency characteristics of the communication board in the clamping device after described switching, described device displaying result and described network analyzer are electrically connected, described device displaying result is for show the testing result of multiple communication board simultaneously.
2. radiofrequency characteristics testing equipment as claimed in claim 1, is characterized in that: described communication board is the flexible circuit board with radio-frequency antenna.
3. radiofrequency characteristics testing equipment as claimed in claim 1, is characterized in that: each described clamping device has an accepting groove, and the shape of described accepting groove is corresponding with described flexible circuit board, and each described accepting groove is for accommodating respectively a communication board.
4. radiofrequency characteristics testing equipment as claimed in claim 3, is characterized in that: the input of described multiple first signal joints is electrically connected with the signal port that wherein described in, clamping device is electrically connected respectively by a connecting line respectively.
5. radiofrequency characteristics testing equipment as claimed in claim 4, it is characterized in that: on the relative side of each described accepting groove two, be respectively arranged with one can be flexible in described accepting groove expansion link, in the time that described device displaying result shows that the testing result of wherein one or more communication board is defective, described host computer sends a control signal, and transfer to the signal port of the corresponding clamping device of this defective communication board by described network analyzer and commuting case, described expansion link is stretched out at described accepting groove, clamp this defective communication board.
6. radiofrequency characteristics testing equipment as claimed in claim 1, is characterized in that: the quantity of described multiple first signal input adapters is identical with the quantity of described clamping device.
7. radiofrequency characteristics testing equipment as claimed in claim 1, it is characterized in that: the top of each described first signal input adapter has identified respectively numeral, described diverter switch is for pressing the numerical order of square mark on described first signal joint, sequentially switch from small to large described first signal joint, so that the first signal joint after switching and secondary signal joint are electrically connected.
8. radiofrequency characteristics testing equipment as claimed in claim 1, it is characterized in that: described network analyzer comprises the 3rd Signal connector and the 4th Signal connector, described the 3rd Signal connector is electrically connected by the secondary signal out splice going splice of connecting line and described commuting case, described device displaying result comprises a host computer and a display, and described host computer is electrically connected mutually with the 4th Signal connector and the described display of described network analyzer respectively.
9. radiofrequency characteristics testing equipment as claimed in claim 1, is characterized in that: described network analyzer also comprises a display screen, for showing the radiofrequency characteristics curve chart of the described communication board that described network analyzer detects.
10. radiofrequency characteristics testing equipment as claimed in claim 1, it is characterized in that: described network analyzer stores the radiofrequency characteristics parameter of standard, in the time that the corresponding parameter of radiofrequency characteristics curve chart of the described communication board that described network analyzer detects falls in the radiofrequency characteristics parameter area of standard, the radiofrequency characteristics of detected described communication board is qualified, otherwise, defective.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210396892.2A CN103780314A (en) | 2012-10-18 | 2012-10-18 | Radio frequency characteristic test device |
| TW101139201A TWI493904B (en) | 2012-10-18 | 2012-10-24 | Radiofrequency characteristic testing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210396892.2A CN103780314A (en) | 2012-10-18 | 2012-10-18 | Radio frequency characteristic test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103780314A true CN103780314A (en) | 2014-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210396892.2A Pending CN103780314A (en) | 2012-10-18 | 2012-10-18 | Radio frequency characteristic test device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103780314A (en) |
| TW (1) | TWI493904B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI513986B (en) * | 2014-10-13 | 2015-12-21 | 矽品精密工業股份有限公司 | Radiofrequency testing device |
| CN105572534A (en) * | 2015-12-23 | 2016-05-11 | 上海与德科技有限公司 | Grounding measuring method, grounding measuring instrument, and grounding measuring system |
| CN108646060A (en) * | 2018-04-21 | 2018-10-12 | 辽宁工程技术大学 | A kind of transmitting detection device of rf terminal |
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| CN2777858Y (en) * | 2005-04-14 | 2006-05-03 | 上海聚星仪器有限公司 | Parallel network analyzer |
| CN101598751A (en) * | 2008-06-03 | 2009-12-09 | 优仪半导体设备(深圳)有限公司 | A kind of measuring method and the measurement mechanism thereof of high-power radio-frequency module motional impedance |
| CN102185664A (en) * | 2011-04-08 | 2011-09-14 | 福建泰克通信有限公司 | Automatic testing system of radio frequency passive device |
| CN202009425U (en) * | 2010-12-27 | 2011-10-12 | 亚光耐普罗精密注塑（天津）有限公司 | Pneumatic type mobile phone antenna testing system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3610937B2 (en) * | 2001-09-07 | 2005-01-19 | 株式会社村田製作所 | Network analyzer, measurement method using the network analyzer, and component selection apparatus including the network analyzer |
| US7106081B2 (en) * | 2004-07-08 | 2006-09-12 | Verigy Ipco | Parallel calibration system for a test device |
| CN101848043B (en) * | 2010-04-30 | 2013-07-24 | 青岛海信移动通信技术股份有限公司 | Radio frequency test system and method |
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2012
- 2012-10-18 CN CN201210396892.2A patent/CN103780314A/en active Pending
- 2012-10-24 TW TW101139201A patent/TWI493904B/en active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2777858Y (en) * | 2005-04-14 | 2006-05-03 | 上海聚星仪器有限公司 | Parallel network analyzer |
| CN101598751A (en) * | 2008-06-03 | 2009-12-09 | 优仪半导体设备(深圳)有限公司 | A kind of measuring method and the measurement mechanism thereof of high-power radio-frequency module motional impedance |
| CN202009425U (en) * | 2010-12-27 | 2011-10-12 | 亚光耐普罗精密注塑（天津）有限公司 | Pneumatic type mobile phone antenna testing system |
| CN102185664A (en) * | 2011-04-08 | 2011-09-14 | 福建泰克通信有限公司 | Automatic testing system of radio frequency passive device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI513986B (en) * | 2014-10-13 | 2015-12-21 | 矽品精密工業股份有限公司 | Radiofrequency testing device |
| CN105572534A (en) * | 2015-12-23 | 2016-05-11 | 上海与德科技有限公司 | Grounding measuring method, grounding measuring instrument, and grounding measuring system |
| CN108646060A (en) * | 2018-04-21 | 2018-10-12 | 辽宁工程技术大学 | A kind of transmitting detection device of rf terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI493904B (en) | 2015-07-21 |
| TW201417524A (en) | 2014-05-01 |
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Application publication date: 20140507 |