CN201837695U - Mobile terminal data line detection circuit and detection device - Google Patents
Mobile terminal data line detection circuit and detection device Download PDFInfo
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- CN201837695U CN201837695U CN2010202143774U CN201020214377U CN201837695U CN 201837695 U CN201837695 U CN 201837695U CN 2010202143774 U CN2010202143774 U CN 2010202143774U CN 201020214377 U CN201020214377 U CN 201020214377U CN 201837695 U CN201837695 U CN 201837695U
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- mobile terminal
- led lamp
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Abstract
The utility model provides a mobile terminal data line detection circuit and a detection device, and is applicable to the technical field of detection. The detection circuit comprises a USB (Universal Serial Bus) interface socket, a plurality of mobile terminal interface sockets, a power supply and a detection result display unit. In the utility model, as the mobile terminal data line detection circuit comprises the plurality of mobile terminal interface sockets used for plugging of mobile terminal interfaces respectively, and the plurality of mobile terminal interface sockets at least correspond to more than two kinds of mobile terminal interfaces, one detection circuit can detect various mobile terminal data lines; therefore, a user can detect various mobile terminal data lines by using only one detection device, and the detection cost is greatly reduced.
Description
Technical field
The utility model belongs to the detection technique field, relates in particular to a kind of mobile terminal data line detection circuit and pick-up unit.
Background technology
The mobile terminal data line is the connecting line that portable terminal and computer carry out exchanges data, and its end is that USB interface connects with computer, and the other end is that mobile terminal interface connects with portable terminal.The mobile terminal data line is made up of four lines, is respectively power lead, and---VCC, data line be---DATA+, negative---DATA-, ground wire---GND of data line just.Will cause portable terminal and computer connection failure as long as have single line to open circuit in these four lines.
At present, every year will be detected millions of on various mobile terminal data lines by a medium-sized manufacturer, but, every kind of pick-up unit can only detect one type mobile terminal data line, the cost of every pick-up unit is very high, if the kind of the mobile terminal data line that producer is detected is a lot, then the detection cost of producer is very high.
The utility model content
The purpose of this utility model is to provide a kind of mobile terminal data line detection circuit, is intended to solve present testing and has the high problem of cost.
The utility model is achieved in that a kind of mobile terminal data line detection circuit, and described testing circuit comprises:
The usb socket of USB interface is used to peg graft;
A plurality of mobile terminal interface sockets that are respectively applied for the grafting mobile terminal interface, the mobile terminal interface of the corresponding at least two or more types of described a plurality of mobile terminal interface sockets;
Power supply and testing result display unit;
Described power supply and testing result display unit are serially connected between described a plurality of mobile terminal interface socket and the usb socket successively.
In the said structure, described testing circuit also comprises switch element, and described switch element is arranged between power supply and the testing result display unit.
In the said structure, described usb socket comprises four terminals, and described four terminals connect described testing result display unit respectively.
In the said structure, described testing result display unit comprises LED lamp D1, LED lamp D2, LED lamp D3 and LED lamp D4, the negative electrode of described LED lamp D1, LED lamp D2, LED lamp D3 and LED lamp D4 connects four terminals of described usb socket respectively, the anode of described LED lamp D1, LED lamp D2, LED lamp D3 and LED lamp D4 connects first end of described switch element simultaneously, the positive pole of the described power supply of second termination of described switch element.
In the said structure, string has current-limiting resistance R1 between the anode of described LED lamp D1 and first end of switch element, string has current-limiting resistance R2 between the anode of described LED lamp D2 and first end of switch element, string has current-limiting resistance R3 between the anode of described LED lamp D3 and first end of switch element, and string has current-limiting resistance R4 between the anode of described LED lamp D4 and first end of switch element.
In the said structure, described each mobile terminal interface socket comprises four terminals, and described four terminals connect power cathode simultaneously.
In the said structure, described a plurality of mobile terminal interface socket corresponding mobile terminal interfaces comprise mobile phone interface, MP3 interface and PDA interface.
Another purpose of the present utility model is to provide a kind of pick-up unit that comprises above-mentioned mobile terminal data line detection circuit.
In the utility model, because the mobile terminal data line detection circuit comprises a plurality of mobile terminal interface sockets that are respectively applied for the grafting mobile terminal interface, and the mobile terminal interface of the corresponding at least two or more types of a plurality of mobile terminal interface sockets, so a kind of testing circuit can detect polytype mobile terminal data line, the user only needs a pick-up unit just can detect polytype mobile terminal data line like this, greatly reduces the detection cost.
Description of drawings
Fig. 1 is the structural drawing of the mobile terminal data line detection circuit that provides of the utility model embodiment;
Fig. 2 is the exemplary circuit figure of the mobile terminal data line detection circuit that provides of the utility model embodiment;
Fig. 3 is the outside drawing of the pick-up unit that provides of the utility model embodiment.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Fig. 1 shows the structure of the mobile terminal data line detection circuit that the utility model embodiment provides.
The mobile terminal data line detection circuit comprises and is used to the peg graft usb socket 100 of USB interface, a plurality of mobile terminal interface socket 200, power supply 300 and testing result display unit 400.
A plurality of mobile terminal interface sockets 200 are respectively applied for the grafting mobile terminal interface, the mobile terminal interface of the corresponding at least two or more types of a plurality of mobile terminal interface sockets 200, as the utility model one embodiment, mobile terminal interface comprises mobile phone interface, MP3 interface, PDA interface etc.
As the utility model one embodiment, testing circuit also comprises switch element 500, and switch element 500 is arranged between power supply 300 and the testing result display unit 400.
Fig. 2 shows the exemplary circuit structure of the mobile terminal data line detection circuit that the utility model embodiment provides.
As the utility model one embodiment, usb socket 100 comprises four terminals, and four terminals connect testing result display unit 400 respectively.The mobile terminal data line comprises power lead, data negative wire, data main track and ground wire, and four terminals of usb socket 100 connect power lead, data negative wire, data main track and the ground wire of mobile terminal data line respectively.
As the utility model one embodiment, testing result display unit 400 comprises LED lamp D1, LED lamp D2, LED lamp D3 and LED lamp D4, the negative electrode of LED lamp D1, LED lamp D2, LED lamp D3 and LED lamp D4 connects four terminals of usb socket 100 respectively, the anode of LED lamp D1, LED lamp D2, LED lamp D3 and LED lamp D4 connects first end of switch element 500, the positive pole of second termination power 300 of switch element 500 simultaneously.The break-make of power lead, data negative wire, data main track and the ground wire of mobile terminal data line is represented in the light on and off of LED lamp D1, LED lamp D2, LED lamp D3 and LED lamp D4 respectively.
As the utility model one embodiment, string has current-limiting resistance R1 between the anode of LED lamp D1 and first end of switch element 500, string has current-limiting resistance R2 between the anode of LED lamp D2 and first end of switch element 500, string has current-limiting resistance R3 between the anode of LED lamp D3 and first end of switch element 500, and string has current-limiting resistance R4 between the anode of LED lamp D4 and first end of switch element 500.
As the utility model one embodiment, each mobile terminal interface socket 200 comprises four terminals, and four terminals connect power supply 300 negative poles simultaneously.Four terminals of mobile terminal interface socket 200 also connect power lead, data negative wire, data main track and the ground wire of mobile terminal data line respectively.
The utility model embodiment also provides a kind of pick-up unit that comprises above-mentioned mobile terminal data line detection circuit, Fig. 3 shows the contour structures of the pick-up unit that the utility model embodiment provides, comprise 100,12 mobile terminal interface sockets 200 of 1 usb socket on the pick-up unit, also comprise LED lamp D1, LED lamp D2, LED lamp D3 and LED lamp D4,4 LED lamps can adopt different colors, to show difference.
The following describes the course of work of pick-up unit:
When the user is plugged on the USB interface of mobile phone data line on the usb socket 100, when being plugged on the mobile phone interface of mobile phone data line on the mobile phone interface socket, in case the device energising, the user can understand the break-make of power lead, data negative wire, data main track and the ground wire of mobile phone data line by the light on and off of 4 LED lamps.
When the user is plugged on the USB interface of MP3 data line on the usb socket 100, when being plugged on the MP3 interface of MP3 data line on the MP3 interface socket, in case the device energising, the user can understand the break-make of power lead, data negative wire, data main track and the ground wire of MP3 data line by the light on and off of 4 LED lamps.
In addition, the user can detect the data line of PDA, MP4 by this pick-up unit.
In the utility model embodiment, because the mobile terminal data line detection circuit comprises a plurality of mobile terminal interface sockets that are respectively applied for the grafting mobile terminal interface, and the mobile terminal interface of the corresponding at least two or more types of a plurality of mobile terminal interface sockets, so a kind of testing circuit can detect polytype mobile terminal data line, the user only needs a pick-up unit just can detect polytype mobile terminal data line like this, greatly reduces the detection cost.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (8)
1. a mobile terminal data line detection circuit is characterized in that, described testing circuit comprises:
The usb socket of USB interface is used to peg graft;
A plurality of mobile terminal interface sockets that are respectively applied for the grafting mobile terminal interface, the mobile terminal interface of the corresponding at least two or more types of described a plurality of mobile terminal interface sockets;
Power supply and testing result display unit;
Described power supply and testing result display unit are serially connected between described a plurality of mobile terminal interface socket and the usb socket successively.
2. testing circuit as claimed in claim 1 is characterized in that described testing circuit also comprises switch element, and described switch element is arranged between power supply and the testing result display unit.
3. testing circuit as claimed in claim 2 is characterized in that, described usb socket comprises four terminals, and described four terminals connect described testing result display unit respectively.
4. testing circuit as claimed in claim 3, it is characterized in that, described testing result display unit comprises LED lamp D1, LED lamp D2, LED lamp D3 and LED lamp D4, the negative electrode of described LED lamp D1, LED lamp D2, LED lamp D3 and LED lamp D4 connects four terminals of described usb socket respectively, the anode of described LED lamp D1, LED lamp D2, LED lamp D3 and LED lamp D4 connects first end of described switch element simultaneously, the positive pole of the described power supply of second termination of described switch element.
5. testing circuit as claimed in claim 4, it is characterized in that, string has current-limiting resistance R1 between the anode of described LED lamp D1 and first end of switch element, string has current-limiting resistance R2 between the anode of described LED lamp D2 and first end of switch element, string has current-limiting resistance R3 between the anode of described LED lamp D3 and first end of switch element, and string has current-limiting resistance R4 between the anode of described LED lamp D4 and first end of switch element.
6. testing circuit as claimed in claim 1 is characterized in that, described each mobile terminal interface socket comprises four terminals, and described four terminals connect power cathode simultaneously.
7. testing circuit as claimed in claim 1 is characterized in that, described a plurality of mobile terminal interface socket corresponding mobile terminal interfaces comprise mobile phone interface, MP3 interface and PDA interface.
8. a pick-up unit is characterized in that, described pick-up unit comprises each described mobile terminal data line detection circuit as claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202143774U CN201837695U (en) | 2010-06-02 | 2010-06-02 | Mobile terminal data line detection circuit and detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202143774U CN201837695U (en) | 2010-06-02 | 2010-06-02 | Mobile terminal data line detection circuit and detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201837695U true CN201837695U (en) | 2011-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202143774U Expired - Fee Related CN201837695U (en) | 2010-06-02 | 2010-06-02 | Mobile terminal data line detection circuit and detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201837695U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103399251A (en) * | 2013-07-30 | 2013-11-20 | 广州视睿电子科技有限公司 | USB (Universal Serial Bus) communication line detection device |
| CN104198839A (en) * | 2014-08-07 | 2014-12-10 | 惠州市和宏电线电缆有限公司 | Electrical performance test device for mobile-terminal transmission line |
| CN104808104A (en) * | 2014-01-28 | 2015-07-29 | 广东欧珀移动通信有限公司 | Interface plugging anomaly detection circuit and method |
| CN105954614A (en) * | 2016-04-28 | 2016-09-21 | 乐视控股（北京）有限公司 | Method and device for prompting data line type, and terminal device |
| US10122190B2 (en) | 2014-01-28 | 2018-11-06 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Power adapter, terminal, and method for processing impedance exception of charging loop |
-
2010
- 2010-06-02 CN CN2010202143774U patent/CN201837695U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103399251A (en) * | 2013-07-30 | 2013-11-20 | 广州视睿电子科技有限公司 | USB (Universal Serial Bus) communication line detection device |
| CN104808104A (en) * | 2014-01-28 | 2015-07-29 | 广东欧珀移动通信有限公司 | Interface plugging anomaly detection circuit and method |
| WO2015113337A1 (en) * | 2014-01-28 | 2015-08-06 | 广东欧珀移动通信有限公司 | Interface insertion anomaly detection circuit and method |
| US10082532B2 (en) | 2014-01-28 | 2018-09-25 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Interface insertion anomaly detection circuit and method |
| US10122190B2 (en) | 2014-01-28 | 2018-11-06 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Power adapter, terminal, and method for processing impedance exception of charging loop |
| US10320206B2 (en) | 2014-01-28 | 2019-06-11 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Power adapter, terminal, and method for processing impedance anomalies in charging circuit |
| US11631981B2 (en) | 2014-01-28 | 2023-04-18 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Power adapter, terminal, and method for processing impedance anomalies in charging loop |
| CN104198839A (en) * | 2014-08-07 | 2014-12-10 | 惠州市和宏电线电缆有限公司 | Electrical performance test device for mobile-terminal transmission line |
| CN104198839B (en) * | 2014-08-07 | 2019-03-29 | 惠州市和宏电线电缆有限公司 | A kind of mobile terminal transmission line electric performance test device |
| CN105954614A (en) * | 2016-04-28 | 2016-09-21 | 乐视控股（北京）有限公司 | Method and device for prompting data line type, and terminal 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110518 Termination date: 20160602 |