CN205749751U - A kind of detection device of the two-in-one coil of NFC/WPC - Google Patents
A kind of detection device of the two-in-one coil of NFC/WPC Download PDFInfo
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- CN205749751U CN205749751U CN201620728680.3U CN201620728680U CN205749751U CN 205749751 U CN205749751 U CN 205749751U CN 201620728680 U CN201620728680 U CN 201620728680U CN 205749751 U CN205749751 U CN 205749751U
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- coil
- wpc
- nfc
- detection device
- switching switch
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- 238000001514 detection method Methods 0.000 title claims abstract description 42
- 238000005259 measurement Methods 0.000 claims abstract description 5
- 238000012360 testing method Methods 0.000 abstract description 12
- 230000007423 decrease Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
This utility model relates to the detection device of the two-in-one coil of a kind of NFC/WPC.This detection device includes LCR tester, data acquisition equipment, switching switch, power supply and the detection tool of carrying coil, detection tool is provided with at least two groups for electrically connecting the interface group of coil, interface group electrically connects with switching switch, power supply electrically connects with switching switch and switchs power supply for switching, data acquisition equipment is electrically connected with interface group by switching switch, and LCR tester electrically connects with data acquisition equipment and measures with Ls and the Rs value to the coil on detection tool.Detection device of the present utility model can use a LCR time tester simultaneous to measure at least two coil, thus decreases the usage quantity of test instrunment, shortens the measurement time, improves test and measures efficiency, beneficially marketing.
Description
Technical field
This utility model relates to aerial coil detection equipment, particularly relates to the detection dress of the two-in-one coil of a kind of NFC/WPC
Put.
Background technology
Along with the development of mobile device near-field communication and wideling popularize of domestic three big operators, near-field communication (NFC) with
Wireless charging (Wireless Power Consortium, WPC) function two-in-one end product application be increasingly becoming fashion,
It is requisite as realizing important component part FPC (the Flexible Printed Circuit) coil of its function.And
Two-in-one coil is producing and in manufacture process, due to the impact of design and processes process capability, FPC open lines is easily occurring
Or short circuit and coil line etch the problems such as imperfect, make antenna performance bad, therefore the performance inspection of two-in-one antenna FPC part
Survey and be then particularly important.Relative to the most single NFC FPC coil or WPC FPC coil, the test of traditional two-in-one antenna
Scheme often also exists that engaged test instrument is more, and detection efficiency is the highest, and detection data cannot be reviewed and testing cost is more high
Defect.
The two-in-one coil of NFC/WPC has four contacts, two contacts to be NFC contact, and another two is WPC contact.Fig. 1 is pin
The detection mode that coil two-in-one to NFC/WPC is conventional, including two LCR testers, the two-in-one coil of NFC/WPC and lifting-line
The detection tool of circle.Method of testing is: first surveys with a LCR tester and is connected by detection tool and two NFC contacts, surveys
Examination Ls and Rs value, judges；Second LCR test instrunment is connected by detection tool and two WPC contacts, tests Ls and Rs
Value.It can thus be seen that detection scheme of the prior art to take instrument more, testing efficiency is low, has necessity of improvement.
Utility model content
The purpose of this utility model is the defect for overcoming prior art, and provides a kind of two-in-one coil of NFC/WPC
Detection device, to improve testing efficiency.
For achieving the above object, this utility model is by the following technical solutions:
The detection device of the two-in-one coil of a kind of NFC/WPC, it includes that LCR tester, data acquisition equipment, switching are opened
Close, power supply and the detection tool of carrying coil, detection tool is provided with at least two groups for electrically connecting the interface group of coil, connects
Mouth group electrically connects with switching switch, and power supply electrically connects with switching to switch and powers for switching switch, and data acquisition equipment passes through to cut
Change switch to electrically connect with interface group, LCR tester electrically connect with data acquisition equipment with to the Ls of the coil detected on tool and
Rs value measures.
Further, each interface group is provided with four contacts, and two of which contact is used for electrically connecting the NFC joint of coil,
Another two contact is for electrically connecting the WPC joint of coil.
Further, switching switch switchs for Agilent 87104B hilted broadsword four-throw type.
Further, data acquisition equipment is NI USB-6501.
Further, power supply is bright latitude DR-45-5V rail type switch power supply.
Further, detection device also includes the server for storing measurement data, and server is electrically connected with LCR tester
Connect.
This utility model compared with prior art provides the benefit that:
Detection device of the present utility model can use a LCR time tester simultaneous to measure at least two coil,
Thus decrease the usage quantity of test instrunment, shorten the measurement time, improve test measurement efficiency, beneficially market and push away
Extensively.
Accompanying drawing explanation
Fig. 1 is the detection scheme connection figure that the two-in-one coil of prior art NFC/WPC is conventional；
Fig. 2 is the connection figure of this utility model detection device；
Fig. 3 is the detailed connection figure of this utility model detection device.
Detailed description of the invention
In order to more fully understand technology contents of the present utility model, below in conjunction with specific embodiment to skill of the present utility model
Art scheme is further described and illustrates.
The concrete structure of this utility model embodiment is as shown in Figures 2 and 3.The detection device of the present embodiment is used for detecting
The two-in-one coil of NFC/WPC.As in figure 2 it is shown, detection device includes LCR tester 10, data acquisition equipment 20, switching switch
30, power supply 40 and the detection tool 50 of carrying coil.Wherein, data acquisition equipment 20 is NI USB-6501, and it has 24
Numeral I/O mouth.Switching switch 30 is Agilent 87104B hilted broadsword four-throw type switch.Power supply 40 is that bright latitude DR-45-5V is guide tracked
Switching Power Supply, power supply 40 electrically connects with switching switch 30 and is switching switch 30 power supply.Data acquisition equipment 20 and switching switch
30 electrical connections, LCR tester 10 electrically connects with data acquisition equipment 20 and enters with Ls and the Rs value to the coil on detection tool 50
Row is measured.
As shown in Figures 2 and 3, detection tool 50 is provided with two groups for the interface group 51,52 electrically connecting coil.Interface group
51,52 electrically connecting with switching switch 30, data acquisition equipment 20 is electrically connected with interface group 51,52 by switching switch 30.Interface
Group 51,52 is equipped with four contacts, and wherein contact 511,521 is for electrically connecting the NFC joint of coil, and contact 512,522 is used for
The WPC joint of electrical connection coil.As it is shown on figure 3, one of them interface (port1) of contact 511 electrical connection switching switch, contact
One of them interface (port2) of 512 electrical connection switching switches, one of them interface of contact 521 electrical connection switching switch
(port4), one of them interface (port3) of contact 522 electrical connection switching switch.As it is shown on figure 3, the four of data acquisition equipment
Individual I/O mouth (P0.0/P0.1/P0.2/P0.3 mouth) connect and successively trigger switching switch four interface port1, port2,
Port3, port4 make it keep connection.
Additionally, detection device also includes the server (not shown) electrically connected with LCR tester.Server is used for storing survey
Amount data for follow-up arrangement, contrast or review.
In other embodiments, detection tool can arrange more than two group interface groups, can improve testing efficiency further.
Set forth above only further illustrate technology contents of the present utility model with embodiment, in order to reader is easier to reason
Solving, but do not represent embodiment of the present utility model and be only limitted to this, any technology done according to this utility model extends or creates
Make, all by protection of the present utility model.
Claims (6)
1. the detection device of the two-in-one coil of NFC/WPC, it is characterised in that it includes that LCR tester, data acquisition set
Standby, switching switch, power supply and carrying coil detection tool, described detection tool is provided with at least two groups for electrically connecting
Stating the interface group of coil, described interface group electrically connects with described switching switch, and described power supply electrically connects and for cutting with switching switch
Changing switch power supply, described data acquisition equipment is electrically connected with described interface group by switching switch, described LCR tester and data
Collecting device electrical connection measures with Ls and the Rs value to the coil on detection tool.
2. the detection device of the two-in-one coil of NFC/WPC as claimed in claim 1, it is characterised in that each described interface group
Being provided with four contacts, two of which contact is for electrically connecting the NFC joint of described coil, and another two contact is used for electrically connecting described
The WPC joint of coil.
3. the detection device of the two-in-one coil of NFC/WPC as claimed in claim 1, it is characterised in that described switching switch is
Agilent 87104B hilted broadsword four-throw type switchs.
4. the detection device of the two-in-one coil of NFC/WPC as claimed in claim 1, it is characterised in that described data acquisition sets
Standby for NI USB-6501.
5. the detection device of the two-in-one coil of NFC/WPC as claimed in claim 1, it is characterised in that described power supply is bright latitude
DR-45-5V rail type switch power supply.
6. the detection device of the two-in-one coil of NFC/WPC as claimed in claim 1, it is characterised in that also include for storing
The server of measurement data, described server electrically connects with described LCR tester.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620728680.3U CN205749751U (en) | 2016-07-11 | 2016-07-11 | A kind of detection device of the two-in-one coil of NFC/WPC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620728680.3U CN205749751U (en) | 2016-07-11 | 2016-07-11 | A kind of detection device of the two-in-one coil of NFC/WPC |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205749751U true CN205749751U (en) | 2016-11-30 |
Family
ID=57378912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620728680.3U Expired - Fee Related CN205749751U (en) | 2016-07-11 | 2016-07-11 | A kind of detection device of the two-in-one coil of NFC/WPC |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205749751U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107276692A (en) * | 2017-06-28 | 2017-10-20 | 东莞华贝电子科技有限公司 | A kind of NFC function test device |
-
2016
- 2016-07-11 CN CN201620728680.3U patent/CN205749751U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107276692A (en) * | 2017-06-28 | 2017-10-20 | 东莞华贝电子科技有限公司 | A kind of NFC function test device |
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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 |
Granted publication date: 20161130 |