CN104614596B - Antenna measurement device - Google Patents
Antenna measurement device Download PDFInfo
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- CN104614596B CN104614596B CN201410854588.7A CN201410854588A CN104614596B CN 104614596 B CN104614596 B CN 104614596B CN 201410854588 A CN201410854588 A CN 201410854588A CN 104614596 B CN104614596 B CN 104614596B
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- antenna
- control circuit
- connection terminal
- measurement device
- test
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- 238000005259 measurement Methods 0.000 title claims abstract description 26
- 238000012360 testing method Methods 0.000 claims abstract description 49
- 238000000034 method Methods 0.000 abstract description 5
- 239000000523 sample Substances 0.000 abstract description 5
- 238000004891 communication Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Abstract
The present invention relates to a kind of antenna measurement device, including at least two antenna connection terminals, public connecting end, ON-OFF control circuit and at least two switch element corresponding with least two antenna connection terminal difference；Each antenna connection terminal is connected by a switch element with the public connecting end；Each switch element is connected with the ON-OFF control circuit, and break-make is controlled by the ON-OFF control circuit；Each antenna connection terminal is used to be connected with a test frequency of antenna to be tested, and the public connecting end is used to be connected with the darkroom test probe of the test system of outside.Above-mentioned antenna measurement device can be by the way that each test frequency of antenna to be tested antenna connection terminal corresponding with one be connected, and is all connected to public connecting end by switch element.And then pass through the break-make of ON-OFF control circuit controlling switch unit, you can control test frequency access test system, so as to quickly and easily switch frequency test so that the test process of multiple frequencies simplifies.
Description
Technical field
The present invention relates to antenna technical field, more particularly to a kind of antenna measurement device.
Background technology
The simulation of antenna measurement anechoic chamber, is free space electromagnetic environment, and anechoic chamber, hexahedron paste List inhales ripple material
Material, the absorbing material more high-quality than other region absorbing properties is pasted in principal reflection area.In anechoic chamber, antenna can be carried out
Various tests.
In some applications, antenna requires that the signal that can carry out multiband is received or launched.In this multiband aerial
When being tested, it is necessary to which multiple frequencies of antenna are tested.Traditional method of testing is by each test frequency of antenna
Point connects with a test probe on the testboard of darkroom, is then tested.After the completion of one test frequency test, then
Connect next test frequency.The process of setup test includes：Tester enters anechoic chamber, by the test frequency of antenna
The wire of extraction with darkroom test probe connects by hand, tester exits anechoic chamber,.After being ready to, outside darkroom
Face operation test system carries out software initialization, and then system starts to test.
Due to carry out the test of multiple frequencies, above-mentioned test process is very cumbersome, and testing efficiency is relatively low.Meanwhile test
Personnel frequently pass in and out anechoic chamber, are easily influenceed by residual wave radiation.
The content of the invention
Based on this, it is necessary to provide a kind of antenna measurement device for the testing efficiency for improving multiband aerial.
A kind of antenna measurement device, including at least two antenna connection terminals, public connecting end, ON-OFF control circuit and with institute
State at least two switch elements corresponding at least two antenna connection terminals difference；
Each antenna connection terminal is connected by a switch element with the public connecting end；
Each switch element is connected with the ON-OFF control circuit, and break-make is controlled by the ON-OFF control circuit；
Each antenna connection terminal is used to be connected with a test frequency of antenna to be tested, the public connecting end for
The test probe connection that outside test system is drawn.
In one of the embodiments, the ON-OFF control circuit is MCU, ARM or single-chip microcomputer.
In one of the embodiments, the switch element is relay.
In one of the embodiments, in addition to printed circuit board (PCB), the antenna connection terminal, public connecting end, switch are single
Member and ON-OFF control circuit are respectively provided with the printed circuit board, and mutual by the cabling on printed circuit board (PCB) between each other
Even.
In one of the embodiments, the antenna connection terminal is the contact of the protrusion on the printed circuit board (PCB),
The distribution of the contact and the test frequency position correspondence of antenna to be tested.
In one of the embodiments, the antenna connection terminal is connected to the interface of a concentration by cabling.
In one of the embodiments, the ON-OFF control circuit timing controls a switching means conductive successively.
In one of the embodiments, the ON-OFF control circuit is connected with external control system, by external control system
Send the break-make of instruction controlling switch unit.
Above-mentioned antenna measurement device can be by the way that each test frequency of antenna to be tested antenna corresponding with one be connected
End connection is connect, and public connecting end is all connected to by switch element.And then pass through ON-OFF control circuit controlling switch unit
Break-make, you can control test frequency access anechoic chamber, test system, automatically switch so as to fast and easy frequency survey
Examination so that the test process of multiple frequencies simplifies, and decreases wave radiation of the anechoic chamber, to tester.
Brief description of the drawings
Fig. 1 is the antenna measurement apparatus structure schematic diagram of an embodiment.
Embodiment
It is further described below in conjunction with drawings and examples.
As shown in figure 1, the antenna measurement apparatus structure schematic diagram for an embodiment.The antenna measurement device 10 can be placed in
In anechoic chamber, and a usually part for the testboard of antenna.In test, tester enters darkroom, will be to be tested
The test probe of antenna 20 and antenna measurement device 10 connects.Tester leaves darkroom afterwards, is tested in dark field operation
System 30 starts to test.
As shown in figure 1, the antenna measurement device 10 includes four antenna connection terminals 101, public connecting end 102, switch control
Circuit 103 processed and four switch elements 104 corresponding with four difference of antenna connection terminals 101.Each antenna connection terminal 101 passes through
One switch element 104 is connected with public connecting end 102.Each switch element 104 is connected with ON-OFF control circuit 103, by
ON-OFF control circuit 103 controls break-make.
Each antenna connection terminal 101 of the antenna measurement device 10 is used for a test frequency with antenna 20 to be tested
201 connections, public connecting end 102 are then used to be connected with the test system 30 of outside.
Above-mentioned antenna measurement device 10 can be by corresponding with one by each test frequency 201 of antenna 20 to be tested
Antenna connection terminal 101 connects, and is all connected to public connecting end 102 by switch element 104.And then by switching control electricity
The break-make of the controlling switch unit 104 of road 103, you can control test frequency 201 accesses test system 30, so as to fast and easy
Ground switching frequency test so that the test process of multiple frequencies simplifies, and decreases electric wave spoke of the anechoic chamber, to tester
Penetrate.
In above-described embodiment, ON-OFF control circuit 103 can be MCU, ARM or single-chip microcomputer.Switch element 104 can be after
Electrical equipment.
In above-described embodiment, antenna connection terminal 101, public connecting end 102, switch element 104 and ON-OFF control circuit
103 are specifically provided on printed circuit board (PCB).Antenna connection terminal 101, public connecting end 102, switch element 104 and switch control
Circuit 103 processed is interconnected by the cabling on printed circuit board (PCB) between each other.ON-OFF control circuit 103 and switch element 104 then weld
Connect on a printed circuit.
Alternatively, antenna connection terminal 101 can be provided at the contact of the protrusion on printed circuit board (PCB), wherein the contact
Distribution and the position correspondence of test frequency 201 of antenna 20 to be tested.Prominent contact can be metal column or the like.
Alternatively, antenna connection terminal 101 can also all be connected to the interface of a concentration by cabling.In the interface
Contact chip or contact point can be set, then test frequency 201 can be drawn and then be connected in the interface by antenna 20 to be tested.
In above-described embodiment, ON-OFF control circuit 103 can be connected with external control system 40, be sent out by external control system 40
Send the break-make of instruction controlling switch unit 104.External control system 40 may be disposed at outside anechoic chamber, therefore may be implemented in electric wave
Darkroom outer control switch element 104.When ON-OFF control circuit 103 is realized using MCU, the mode and computer of serial ports can be used
Connection communication.The communication mode is simple, it is easy to accomplish.In other embodiments, ON-OFF control circuit 103 can also be controlled regularly successively
One switch element 104 of system turns on.
The antenna measurement device of above-described embodiment is provided with four antenna connection terminals, available for test with the frequency of less than four
The antenna of point.It is appreciated that the antenna measurement device can also set two, three or more antenna connection terminal, with convenient
Antenna of the test with least two frequencies.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Can not therefore it be construed as limiting the scope of the patent.It should be pointed out that come for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (7)
- A kind of 1. antenna measurement device, for a part for the antenna measurement platform in darkroom, it is characterised in that including at least two Individual antenna connection terminal, public connecting end, ON-OFF control circuit and with least two antenna connection terminal respectively it is corresponding at least Two switch elements；Each antenna connection terminal is connected by a switch element with the public connecting end；Each switch element is connected with the ON-OFF control circuit, and break-make is controlled by the ON-OFF control circuit；Each antenna connection terminal is used to be connected with a test frequency of antenna to be tested, and the public connecting end is used for and electric wave Darkroom test system connection；Also include printed circuit board (PCB), the antenna connection terminal, public connecting end, switch element and ON-OFF control circuit are respectively provided with On the printed circuit board, and between each other interconnected by the cabling on printed circuit board (PCB).
- 2. antenna measurement device according to claim 1, it is characterised in that the ON-OFF control circuit be MCU, ARM or Single-chip microcomputer.
- 3. antenna measurement device according to claim 1, it is characterised in that the switch element is relay.
- 4. antenna measurement device according to claim 1, it is characterised in that the antenna connection terminal is located at the printing The contact of protrusion on circuit board, the distribution of the contact and the test frequency position correspondence of antenna to be tested.
- 5. antenna measurement device according to claim 1, it is characterised in that the antenna connection terminal is connected by cabling To the interface of a concentration.
- 6. antenna measurement device according to claim 1, it is characterised in that the ON-OFF control circuit timing controls successively One switching means conductive.
- 7. antenna measurement device according to claim 1, it is characterised in that the ON-OFF control circuit and outside control system System connection, the break-make of instruction controlling switch unit is sent by external control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410854588.7A CN104614596B (en) | 2014-12-31 | 2014-12-31 | Antenna measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410854588.7A CN104614596B (en) | 2014-12-31 | 2014-12-31 | Antenna measurement device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104614596A CN104614596A (en) | 2015-05-13 |
| CN104614596B true CN104614596B (en) | 2017-12-15 |
Family
ID=53149132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410854588.7A Expired - Fee Related CN104614596B (en) | 2014-12-31 | 2014-12-31 | Antenna measurement device |
Country Status (1)
| Country | Link |
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| CN (1) | CN104614596B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1900727A (en) * | 2005-07-21 | 2007-01-24 | 华冠通讯股份有限公司 | Automatic detecting system and method for mobile phone radiation |
| CN101321023A (en) * | 2008-07-18 | 2008-12-10 | 深圳华为通信技术有限公司 | Method for testing mobile phone antenna performance and test device |
| CN101662078A (en) * | 2009-07-30 | 2010-03-03 | 北京大泽科技有限公司 | Small shielding body electromagnetic shielding performance testing device, system and method therefor |
| CN201425611Y (en) * | 2009-04-14 | 2010-03-17 | 海华科技股份有限公司 | Radio frequency performance test structure with electronic switching function |
| CN102185950A (en) * | 2011-06-03 | 2011-09-14 | 惠州Tcl移动通信有限公司 | Radio-frequency testing device and radio-frequency testing method for multi-antenna handset |
| CN102412917A (en) * | 2011-12-16 | 2012-04-11 | 哈尔滨工业大学深圳研究生院 | Multiple-antenna measurement system and method based on network analyzer and RF (radio frequency) switch |
| CN203180932U (en) * | 2012-12-17 | 2013-09-04 | 株洲南车时代电气股份有限公司 | Radio frequency switching device and system |
| CN103414526A (en) * | 2013-07-24 | 2013-11-27 | 福建星网锐捷通讯股份有限公司 | Test system and test method of radio frequency identification index |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005039526A1 (en) * | 2005-08-18 | 2007-02-22 | Daimlerchrysler Ag | Method and diagnostic device for the selective testing of receiving antennas in a multi-antenna system |
| JP2007258858A (en) * | 2006-03-22 | 2007-10-04 | Nec Corp | Antenna transmission test system, method and program of wireless device, wireless device and antenna transmission test device |
-
2014
- 2014-12-31 CN CN201410854588.7A patent/CN104614596B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1900727A (en) * | 2005-07-21 | 2007-01-24 | 华冠通讯股份有限公司 | Automatic detecting system and method for mobile phone radiation |
| CN101321023A (en) * | 2008-07-18 | 2008-12-10 | 深圳华为通信技术有限公司 | Method for testing mobile phone antenna performance and test device |
| CN201425611Y (en) * | 2009-04-14 | 2010-03-17 | 海华科技股份有限公司 | Radio frequency performance test structure with electronic switching function |
| CN101662078A (en) * | 2009-07-30 | 2010-03-03 | 北京大泽科技有限公司 | Small shielding body electromagnetic shielding performance testing device, system and method therefor |
| CN102185950A (en) * | 2011-06-03 | 2011-09-14 | 惠州Tcl移动通信有限公司 | Radio-frequency testing device and radio-frequency testing method for multi-antenna handset |
| CN102412917A (en) * | 2011-12-16 | 2012-04-11 | 哈尔滨工业大学深圳研究生院 | Multiple-antenna measurement system and method based on network analyzer and RF (radio frequency) switch |
| CN203180932U (en) * | 2012-12-17 | 2013-09-04 | 株洲南车时代电气股份有限公司 | Radio frequency switching device and system |
| CN103414526A (en) * | 2013-07-24 | 2013-11-27 | 福建星网锐捷通讯股份有限公司 | Test system and test method of radio frequency identification index |
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| CN104614596A (en) | 2015-05-13 |
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Granted publication date: 20171215 |