CN205861791U - Device is learned in a kind of electromagnetic interference signal test - Google Patents
Device is learned in a kind of electromagnetic interference signal test Download PDFInfo
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- CN205861791U CN205861791U CN201620657824.0U CN201620657824U CN205861791U CN 205861791 U CN205861791 U CN 205861791U CN 201620657824 U CN201620657824 U CN 201620657824U CN 205861791 U CN205861791 U CN 205861791U
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- test
- antenna
- test box
- interference signal
- electromagnetic interference
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Abstract
The utility model discloses a kind of electromagnetic interference signal test and learn device, including test box and detection device, test box includes test box body and test case lid, this internal side of being provided with platform of test box and reception antenna, the interval appropriately distance of Fang Taiyu reception antenna, side's platform is placed with determinand, and reception antenna is divided into the antenna A that horizontal direction polarizes and the antenna B being set to vertical direction polarization, test box one side lower edge is provided with connectivity port, and detection device includes matrix switch and EMI receiver.This utility model make use of two reception antennas to measure interference signal both horizontally and vertically, and matrix switch simultaneously, solving because changing the double measurement time that antenna polarization direction is caused, greatly improving measurement efficiency.
Description
Technical field
This utility model relates to Electromagnetic Interference Test technical field, is specially a kind of electromagnetic interference signal test and learns device.
Background technology
Radiation interference test is a big event in electromagnetic compatibility test field, and almost all of electronic product all needs
Perform this and test the market that just can circulate.The current scheme of this test, mainly at the test site of a standard, utilizes
A piece antenna is received electromagnetic wave, then electromagnetic wave is delivered to receiver or spectrum analyzer is analyzed and finally draws number
According to, but be the maximum interference intensity testing out electronic product, during actual test in addition to necessary revolving-turret and mast,
Horizontal polarization must also be respectively placed in by measuring antenna and vertical polarization is carried out, in addition also need to the different operating at product
Test accordingly under pattern.Along with development and the more complicated variation of product function of society, carry out an electronics
The time that the radiation interference test of product is spent is more and more longer.In this case, need to take some more efficient
Test device reduce the testing time, improve testing efficiency.
Utility model content
The purpose of this utility model is to provide a kind of electromagnetic interference signal test to learn device, to solve above-mentioned background technology
The problem of middle proposition.
For achieving the above object, this utility model provides following technical scheme: device is learned in a kind of electromagnetic interference signal test,
Including test box and detection device, test box includes test box body and test case lid, and this internal Fang Taiyu of being provided with of test box connects
Receiving antenna, side's platform and the interval appropriately distance of reception antenna, side's platform is placed with determinand, reception antenna is divided into horizontal direction pole
The antenna A changed and the antenna B being set to vertical direction polarization, test box one side lower edge is provided with connectivity port, detection dress
Put and include matrix switch and EMI receiver.
In some embodiments, determinand is mobile phone or the 3C Product sending electric wave, facilitates test result to meet mostly
Situation.
In some embodiments, the connectivity port that the signal line of reception antenna is connected on test box, it is ensured that receive sky
The signal of reception is spread out of by line.
In some embodiments, antenna A is connected by the double inlet side mouth A of connectivity port and matrix switch, and antenna B is by even
Meet port and matrix switch double inlet side mouth B to be connected, matrix switch double go out port C and port D and the letter of described EMI receiver
Number input port connects, and facilitates experiment test.
In some embodiments, test box body is connected in hinged way with test case lid, is easy to open test case lid.
In some embodiments, connectivity port be general USB interface, network interface, message interface, video signal interface,
Signal interface, convenient in order to kinds of experiments.
Compared with prior art, the beneficial effects of the utility model are: make use of two reception antennas to measure water simultaneously
The interference signal of gentle vertical direction, and matrix switch, solve because changing the double measurement that antenna polarization direction is caused
Time, greatly improve measurement efficiency.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation；
Fig. 2 is that device workflow diagram is learned in a kind of electromagnetic interference signal test；
In figure: 1, test box；2, detection device；3, test box body；4, test case lid；5, Fang Tai；6, reception antenna；7、
Determinand；8, antenna A；9, antenna B；10, connectivity port；11, matrix switch；12, EMI receiver.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
Referring to Fig. 1-2, this utility model provides a kind of technical scheme: device, bag are learned in a kind of electromagnetic interference signal test
Including test box 1 and detection device 2, test box 1 includes test box body 3 and test case lid 4, the side's of being provided with platform 5 in test box body 3
With reception antenna 6, side's platform 5 and the interval appropriately distance of reception antenna 6, side's platform 5 being placed with determinand 7, reception antenna 6 is divided into
The antenna A8 of horizontal direction polarization and the antenna B9 being set to vertical direction polarization, test box 1 one side lower edge is provided with even
Connecing port 10, detection device 2 includes matrix switch 11 and EMI receiver 12.
Determinand 7 is mobile phone or the 3C Product sending electric wave, facilitates test result to meet most cases, reception antenna 6
Signal line is connected to the connectivity port 10 on test box 11, it is ensured that the signal of reception is spread out of by reception antenna 6, and antenna A8 passes through
The 11 couples of inlet side mouth A in connectivity port 10 and matrix switch are connected, and antenna B9 is by connectivity port 10 and 11 couples of inlet side mouth B of matrix switch
Connect, matrix switch 11 double go out port C and port D is connected with the signal input port of described EMI receiver 12, facilitate real
Test tries, and test box body 3 is connected in hinged way with test case lid 4, is easy to open test case lid 4, and connectivity port 10 is one
As USB interface, network interface, message interface, video signal interface, signal interface, convenient in order to kinds of experiments.
This utility model in use, controls described matrix switch 11, turns on described port A and port C, and end B and
Port D so that antenna A 8 that horizontal direction polarizes and vertical direction polarization can be shown on described EMI receiver 12 respectively
The signal that antenna B9 receives, wherein, the signal that receives of display, including display receive peak value corresponding to signal, quasi-peak
Value, meansigma methods, one or more supplemental characteristics in output.Antenna A8 and two reception antennas of antenna B9 are make use of
Measure interference signal both horizontally and vertically, and matrix switch simultaneously, solve because changing antenna polarization direction and causing
The double measurement time, greatly improve measurement efficiency.
Above-described is only embodiments more of the present utility model.For the person of ordinary skill of the art,
On the premise of creating design without departing from this utility model, it is also possible to making some deformation and improvement, these broadly fall into this practicality
Novel protection domain.
Claims (6)
1. a device is learned in electromagnetic interference signal test, including test box (1) and detection device (2), it is characterised in that: described survey
Examination case (1) includes test box body (3) and test case lid (4), the side's of being provided with platform (5) and reception sky in described test box body (3)
Line (6), side's platform (5) and the interval appropriately distance of reception antenna (6), described side's platform (5) is placed with determinand (7), described in connect
Receive the antenna A (8) that antenna (6) is divided into horizontal direction to polarize and the antenna B (9) being set to vertical direction polarization, described test box
(1) one side lower edge is provided with connectivity port (10), and described detection device (2) includes matrix switch (11) and EMI receiver
(12)。
Device is learned in a kind of electromagnetic interference signal test the most according to claim 1, it is characterised in that: described determinand (7)
For mobile phone or the 3C Product that sends electric wave.
Device is learned in a kind of electromagnetic interference signal test the most according to claim 2, it is characterised in that: described reception antenna
(6) signal line is connected to the connectivity port (10) on test box (1).
Device is learned in a kind of electromagnetic interference signal test the most according to claim 3, it is characterised in that: described antenna A (8) is led to
Crossing connectivity port (10) to be connected with matrix switch (11) double inlet side mouth A, described antenna B (9) passes through connectivity port (10) and matrix
Switch (11) double inlet side mouth B connects, described matrix switch (11) double go out port C and port D and described EMI receiver (12)
Signal input port connects.
Device is learned in a kind of electromagnetic interference signal test the most according to claim 4, it is characterised in that: test box body (3)
It is connected in hinged way with test case lid (4).
Device is learned in a kind of electromagnetic interference signal test the most according to claim 5, it is characterised in that: described connectivity port
(10) it is general USB interface, network interface, message interface, video signal interface, signal interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620657824.0U CN205861791U (en) | 2016-06-28 | 2016-06-28 | Device is learned in a kind of electromagnetic interference signal test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620657824.0U CN205861791U (en) | 2016-06-28 | 2016-06-28 | Device is learned in a kind of electromagnetic interference signal test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205861791U true CN205861791U (en) | 2017-01-04 |
Family
ID=57643912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620657824.0U Expired - Fee Related CN205861791U (en) | 2016-06-28 | 2016-06-28 | Device is learned in a kind of electromagnetic interference signal test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205861791U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109490640A (en) * | 2018-11-26 | 2019-03-19 | Oppo（重庆）智能科技有限公司 | Test macro and test method |
-
2016
- 2016-06-28 CN CN201620657824.0U patent/CN205861791U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109490640A (en) * | 2018-11-26 | 2019-03-19 | Oppo（重庆）智能科技有限公司 | Test macro and test method |
| CN109490640B (en) * | 2018-11-26 | 2021-04-06 | Oppo（重庆）智能科技有限公司 | Test system and test method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170104 Termination date: 20170628 |