CN112118342A - SIM card slot detection device - Google Patents
SIM card slot detection device Download PDFInfo
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- CN112118342A CN112118342A CN201910542395.0A CN201910542395A CN112118342A CN 112118342 A CN112118342 A CN 112118342A CN 201910542395 A CN201910542395 A CN 201910542395A CN 112118342 A CN112118342 A CN 112118342A
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- sim card
- card slot
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- 238000001514 detection method Methods 0.000 title claims abstract description 32
- 230000015654 memory Effects 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 8
- 238000012360 testing method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003936 working memory Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/24—Arrangements for testing
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The invention discloses a SIM card slot detection device, which comprises: the SIM card female head is provided with a card slot base, a card cover and a plurality of first connecting points, wherein one side of the card cover is movably connected with one side of the card slot base, and the first connecting points are arranged at the bottom of the card slot base; the connecting board is provided with a plurality of connecting circuits, and the connecting circuits on one end of the connecting board are correspondingly connected with the first connecting points of the SIM card female head one by one; the SIM card male head is provided with a connecting card and a plurality of second connecting points, the second connecting points are arranged on the connecting card, and the second connecting points are in one-to-one connection with the connecting lines on the other end of the connecting board. According to the SIM card slot detection device, the SIM card slot to be detected is switched out, so that detection is convenient for detection personnel, the detection efficiency is improved, and damage caused by taking the SIM card slot to be detected for multiple times can be avoided.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to a detection device, in particular to a SIM card slot detection device.
[ background of the invention ]
The SIM card (Subscriber identity Module) is also called Subscriber identity card, smart card, and the GSM digital mobile phone must be equipped with the card for use. The chip of the SIM card stores the information of the digital mobile phone client, the encrypted key, the telephone directory of the user and other contents, can be used for the identification of the GSM network client and can encrypt the voice information when the client calls. The SIM card has 5 modules, wherein the 5 modules specifically comprise a microprocessor CPU, a program memory ROM, a working memory RAM, a data memory EEPROM and a serial communication unit, and the 5 modules are integrated in an integrated circuit, otherwise, the security of the integrated circuit is threatened because the connection between chips can become an important clue for illegally accessing and stealing the SIM card. When the SIM card is connected to an electronic device, at least 5 connection lines are required, and the 5 link lines are a power supply (Vcc), a Clock (CLK), a Data I/O port (Data), a Reset (RST), and a Ground (GND), respectively.
At present, SIM cards are generally installed on 3C products at a factory end for communication, so that 3C products with a communication function are provided with SIM card slots. Referring to fig. 1, fig. 1 is a schematic structural diagram of a SIM card slot module of a 3C product. The SIM card slot module 100 includes a circuit board 110, a plurality of electronic components 120, and a SIM card slot 130, where the SIM card slot 130 includes at least 5 connecting wires, a card slot seat 131, and a card slot cover 132, and one side of the card slot cover 132 is movably disposed in the card slot seat 131. When the performance of the SIM card slot module is tested by the detection personnel, the test point is very difficult to find due to the small size of the SIM card slot, so that the detection personnel cannot analyze and measure, and the analysis difficulty and the analysis efficiency of the detection personnel are increased.
In view of this, the SIM card slot detection apparatus of the present invention can solve the problem that the test point is very difficult to find or no test point is available for the analysis and measurement of the detection personnel due to the small size of the SIM card slot, so as to improve the detection efficiency.
[ summary of the invention ]
Therefore, in order to achieve the above object, the present invention provides a SIM card slot detection apparatus for detecting the performance of a SIM card slot, including:
the SIM card female head is provided with a card slot base, a card cover and a plurality of first connecting points, wherein one side of the card cover is movably connected with one side of the card slot base, and the first connecting points are arranged at the bottom of the card slot base;
the connecting board is provided with a plurality of connecting circuits, and the connecting circuits on one end of the connecting board are correspondingly connected with the first connecting points of the SIM card female head one by one;
the SIM card male head is provided with a connecting card and a plurality of second connecting points, the second connecting points are arranged on the connecting card, and the second connecting points are in one-to-one connection with the connecting lines on the other end of the connecting board.
Optionally, the type of the SIM card placed in the card slot base is MINI-SIM type, Micro-SIM type, or Nano-SIM type.
Optionally, the SIM card header further includes a microprocessor CPU, a program memory ROM, a working memory RAM, a data memory EEPROM, and a serial communication unit.
Optionally, the first connection points and the second connection points are respectively a power supply port (Vcc), a clock input terminal (CLK), a Data I/O port (Data), a reset terminal (RST), a ground terminal (GND), and a programming input port.
Optionally, the voltage value of the power supply port (Vcc) is 3V or 5V.
Optionally, the connecting plate is a flexible circuit board.
By using the SIM card slot detection device, the male SIM card head is inserted into the SIM card slot to be detected, then an SIM card is inserted into the female SIM card head, and then whether signals are conducted among a plurality of first connecting points on the female SIM card head is detected through the signal analyzer, so that whether the performance of the SIM card slot to be detected meets the requirements can be quickly detected. According to the SIM card slot detection device, the SIM card slot to be detected is switched out, so that detection is convenient for detection personnel, the detection efficiency is improved, and damage caused by taking the SIM card slot to be detected for multiple times can be avoided.
[ description of the drawings ]
Fig. 1 is a schematic structural diagram of a SIM card slot module of a 3C product.
Fig. 2 is a schematic structural diagram of the SIM card slot detection apparatus according to the present invention.
Fig. 3 is a schematic structural diagram of a SIM card slot detecting device according to a first embodiment of the invention.
Fig. 4 is a schematic structural diagram of a SIM card slot detecting device according to a second embodiment of the present invention.
[ detailed description ] embodiments
The following detailed description and technical contents of the present invention will be described with reference to the drawings, which are provided for illustrative purposes only and are not intended to limit the present invention. To further illustrate the technical means and effects of the present invention, the following detailed description is given with reference to a preferred embodiment of the present invention and the accompanying drawings.
Referring to fig. 2, fig. 2 is a schematic structural diagram of a SIM card slot detection apparatus according to the present invention. The SIM card slot detecting apparatus 200 provided by the present invention is used for detecting the performance of the SIM card slot 130 in the SIM card slot module 100, where the SIM card slot 130 includes a card slot seat 131 and a card slot cover 132, and the SIM card slot detecting apparatus 200 includes:
the SIM card header 210 has a card slot base 211, a card cover 212 and a plurality of first connecting points 213, wherein one side of the card cover 212 is movably connected with one side of the card slot base 211, and the plurality of first connecting points 213 are disposed at the bottom of the card slot base 211;
a connection board 220, which is provided with a plurality of connection lines, wherein the plurality of connection lines on one end of the connection board 220 are connected with the plurality of first connection points 213 of the SIM card female head 210 in a one-to-one correspondence manner;
the SIM card header 230 is connected to the connector card 231 and a plurality of second connection points 232, the plurality of second connection points 232 are disposed on the connector card 231, and the plurality of second connection points 232 are connected to the plurality of connection lines on the other end of the connection board 220 one-to-one.
In this embodiment, the type of the SIM card placed in the card slot holder 211 is MINI-SIM type, Micro-SIM type, or Nano-SIM type.
In this embodiment, the SIM card header 210 further includes a microprocessor CPU, a program memory ROM, a work memory RAM, a data memory EEPROM, and a serial communication unit.
In this embodiment, the first connection points 213 and the second connection points 232 are a power port (Vcc), a clock input terminal (CLK), a Data I/O port (Data), a reset terminal (RST), a ground terminal (GND) and a programming input port, respectively, where the power port (Vcc) provides power, the clock input terminal (CLK) transmits a working clock, the Data I/O port (Data) is used for transmitting information, the reset terminal (RST) is used for resetting a CPU of a microprocessor inside the SIM card, the ground terminal (GND) is used for grounding, and the programming input port is a pin.
In the present embodiment, the voltage value of the power supply port (Vcc) is 3V or 5V.
In this embodiment, the connection board 220 is a flexible circuit board, which can be bent to facilitate taking the SIM card socket 210, and is not easy to break.
Referring to fig. 3, fig. 3 is a schematic structural diagram of a SIM card slot detection device according to a first embodiment of the present invention. In this embodiment, the male SIM card 230 of the present invention is first inserted into the card slot seat 131 of the SIM card slot 130 to be detected, and meanwhile, the second connection points 232 in the male SIM card 230 are correspondingly connected to the 5 connection lines in the SIM card slot 130 to be detected one by one, and then the card slot cover 132 is closed to clamp and fix the male SIM card 230.
Referring to fig. 4, fig. 4 is a schematic structural diagram illustrating a SIM card slot detecting device according to a second embodiment of the present invention. When the male SIM card plug 230 is inserted into the SIM card slot 130 to be tested, a SIM card is inserted into the card slot base 211 of the female SIM card plug 210, and then the card cover 212 is closed to clamp and fix the SIM card; then, the SIM card slot module is powered on, and the SIM card slot detection apparatus 200 is also powered on; finally, a signal analyzer is used for detecting whether signals between the two first connecting points 213 on the SIM card female head 210 are conducted, if so, the performance of the SIM card slot 130 to be detected is qualified; if not, the performance of the SIM card slot 130 to be detected is not qualified.
Compared with the prior art, by using the SIM card slot detection apparatus 200 of the present invention, whether the performance of the SIM card slot 130 to be detected meets the requirement can be quickly detected by switching out the SIM card slot 130 to be detected and detecting whether the signals between the first connection points 213 on the SIM card female head 210 are conducted through the signal analyzer. Not only improves the detection efficiency, but also avoids the damage caused by taking the SIM card slot 130 to be detected for multiple times.
It should be noted that the present invention is not limited to the above embodiments, and any simple modifications of the above embodiments based on the technical solution of the present invention, equivalent changes and modifications are within the scope of the present invention.
Claims (6)
1. A SIM card slot detection device, comprising:
the SIM card female head is provided with a card slot base, a card cover and a plurality of first connecting points, wherein one side of the card cover is movably connected with one side of the card slot base, and the first connecting points are arranged at the bottom of the card slot base;
the connecting board is provided with a plurality of connecting circuits, and the connecting circuits on one end of the connecting board are correspondingly connected with the first connecting points of the SIM card female head one by one;
the SIM card male head is provided with a connecting card and a plurality of second connecting points, the second connecting points are arranged on the connecting card, and the second connecting points are in one-to-one connection with the connecting lines on the other end of the connecting board.
2. The SIM card slot detection apparatus of claim 1, wherein the type of the SIM card placed in the card slot cradle is MINI-SIM, Micro-SIM or Nano-SIM.
3. The SIM card slot detecting device according to claim 1, wherein the SIM card female head further comprises a microprocessor CPU, a program memory ROM, a work memory RAM, a data memory EEPROM, and a serial communication unit.
4. The SIM card slot detection apparatus according to claim 1, wherein the first connection points and the second connection points are a power supply port (Vcc), a clock input terminal (CLK), a Data I/O port (Data), a reset terminal (RST), a ground terminal (GND) and a programming input port, respectively.
5. The SIM card slot detection device of claim 4, wherein the voltage value of the power supply port (Vcc) is 3V or 5V.
6. The SIM card slot detection device of claim 1, wherein the connection board is a flexible circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910542395.0A CN112118342A (en) | 2019-06-21 | 2019-06-21 | SIM card slot detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910542395.0A CN112118342A (en) | 2019-06-21 | 2019-06-21 | SIM card slot detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112118342A true CN112118342A (en) | 2020-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910542395.0A Pending CN112118342A (en) | 2019-06-21 | 2019-06-21 | SIM card slot detection device |
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| Country | Link |
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| CN (1) | CN112118342A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106291182A (en) * | 2016-08-04 | 2017-01-04 | 上海与德通讯技术有限公司 | The deck test device of mobile terminal |
| CN206440800U (en) * | 2017-01-19 | 2017-08-25 | 捷开通讯(深圳)有限公司 | A kind of SIM card neck detection means |
| CN107231462A (en) * | 2017-05-26 | 2017-10-03 | 北京小米移动软件有限公司 | The test device of terminal |
-
2019
- 2019-06-21 CN CN201910542395.0A patent/CN112118342A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106291182A (en) * | 2016-08-04 | 2017-01-04 | 上海与德通讯技术有限公司 | The deck test device of mobile terminal |
| CN206440800U (en) * | 2017-01-19 | 2017-08-25 | 捷开通讯(深圳)有限公司 | A kind of SIM card neck detection means |
| CN107231462A (en) * | 2017-05-26 | 2017-10-03 | 北京小米移动软件有限公司 | The test device of terminal |
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Application publication date: 20201222 |
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| RJ01 | Rejection of invention patent application after publication |