CN213661607U - SIM card switching device and SIM card testing device - Google Patents
SIM card switching device and SIM card testing device Download PDFInfo
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- CN213661607U CN213661607U CN202023146101.XU CN202023146101U CN213661607U CN 213661607 U CN213661607 U CN 213661607U CN 202023146101 U CN202023146101 U CN 202023146101U CN 213661607 U CN213661607 U CN 213661607U
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Abstract
The utility model discloses a SIM card auto-change over device and SIM card testing arrangement, SIM card auto-change over device is used for being connected with a plurality of external equipment, SIM card auto-change over device includes: the device comprises a controller, a selector switch and a plurality of internal SIM card slots; the plurality of internal SIM card slots are connected with external SIM card slots of a plurality of external devices through a selector switch, and the selector switch is connected with the controller; and the controller receives the control instruction and controls the selector switch to communicate the target internal SIM card slot and the target external SIM card slot according to the control instruction. The utility model discloses a SIM card auto-change over device is equipped with a plurality of SIM card draw-in grooves, all links to each other with change over switch, with the SIM card draw-in groove signal transfer of intercommunication target external equipment's SIM card draw-in groove, realizes the switching of SIM card, and this application makes same SIM card can be according to the test requirement and automatic switch-over between different external equipment, different cell-phone draw-in grooves.
Description
Technical Field
The utility model belongs to equipment automatic test field, in particular to SIM card auto-change over device and SIM card testing arrangement.
Background
Some existing electronic devices need SIM card authentication when they are connected to the network, and SIM cards are usually inserted into special card slots or put into card holders for use. When the SIM card of these devices is tested in the field, the card replacement operation is often performed to verify the function and performance of the devices in different networks. Testing under real networks generally relies on manual replacement of SIM cards; or use multiple-in single-out automated switching hardware to switch SIM cards.
However, the existing SIM card switching device has the following disadvantages:
(1) while multiple SIM cards can only be used with one card slot of one device, most devices currently have multiple card slots, which also require testing of multiple devices. Therefore, the existing multi-input single-output SIM card equipment needs to prepare N times of SIM card resources for testing, and the SIM card resources are wasted.
(2) If too many switching circuits are used for switching the SIM card, the power supply voltage of the SIM card is reduced, and the SIM card is dropped. Whether the card cannot be read due to the transfer equipment or not can not be accurately judged in the external field test, and the test quality is influenced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to do the SIM card switching in order to overcome among the prior art in the equipment SIM card authentication test to a draw-in groove of an equipment, when needs test a plurality of equipment the test card is many, the test expense is high and use too much switch circuit to carry out the SIM card and switch and lead to SIM card power voltage to descend and produce the defect that falls the card, provide a SIM card switching device and SIM card testing arrangement.
The utility model discloses an above-mentioned technical problem is solved through following technical scheme:
a SIM card switching apparatus for connecting with a plurality of external devices, the SIM card switching apparatus comprising: a diverter switch and a plurality of internal SIM card slots;
the plurality of internal SIM card slots are connected with external SIM card slots of the plurality of external devices through the selector switch;
the change-over switch is used for switching and communicating any internal SIM card slot and any external SIM card slot.
Preferably, the switch comprises a first switch and a second switch;
the plurality of internal SIM card slots are connected with the first switch, the plurality of external SIM card slots are connected with the second switch, and the first switch is connected with the second switch;
the first switch is used for switching and communicating any internal SIM card slot;
the second change-over switch is used for being communicated with any external SIM card slot.
Preferably, the SIM card switching apparatus further includes a display module;
the display module is used for sending prompt information after the any internal SIM card slot is communicated with the any external SIM card slot, and the prompt information is used for prompting the communication information of the any external SIM card slot.
Preferably, the number of the external SIM card slots is 2-4;
preferably, the number of the internal SIM card slots is 16-32.
A SIM card testing device comprises the SIM card switching device.
Preferably, the SIM card testing apparatus further includes a testing host, and a testing SIM card is inserted into the internal SIM card slot;
the SIM card switching device is in communication connection with the test host;
the test host is used for generating a switch instruction and sending the switch instruction to the first change-over switch and the second change-over switch;
the first switch is used for switching and connecting the target external SIM card slot according to the switch instruction, and the second switch is used for switching and connecting the target internal SIM card slot according to the switch instruction;
the testing host is further used for testing the target external equipment to which the target external SIM card slot belongs based on the testing SIM card in the target internal SIM card slot after the target internal SIM card slot is communicated with the target external SIM card slot.
Preferably, the test host is further configured to receive a test task, where the switch instruction is stored in the test task.
Preferably, the switch commands are multiple;
the SIM card switching device is used for sequentially switching the external SIM card slots and the internal SIM card slots one by one according to a plurality of switching instructions.
Preferably, the SIM card switching device is connected to the test host through a USB to serial port chip.
The utility model discloses an actively advance the effect and lie in: the utility model discloses a SIM card auto-change over device's main part is equipped with a plurality of SIM card grooves, every draw-in groove all links to each other with the controller, the controller can control the connection break-make of each SIM card draw-in groove circuit, the SIM card draw-in groove of target external equipment is transferred to the SIM card groove of intercommunication, when needing to switch over the SIM card, the original SIM card groove circuit of controller disconnection, the card slot that needs to switch over is reconnected to, realize the switching of SIM card from this, this application makes same SIM card can be at the external equipment of difference, according to the test requirement and automatic switch over between the different cell-phone draw-in grooves.
Drawings
Fig. 1 is a schematic block diagram of a SIM card switching apparatus according to embodiment 1 of the present invention.
Fig. 2 is a schematic view illustrating communication between SIM card slots in the SIM card switching device according to embodiment 1 of the present invention.
Fig. 3 is a schematic view illustrating another SIM card slot connectivity in the SIM card switching device according to embodiment 1 of the present invention.
Fig. 4 is a schematic block diagram of a SIM card testing apparatus according to embodiment 2 of the present invention.
Detailed Description
The present invention is further illustrated by way of the following examples, which are not intended to limit the scope of the invention.
Example 1
A SIM card switching apparatus, as shown in fig. 1, the SIM card switching apparatus 1 being configured to connect with a plurality of external devices 2, the SIM card switching apparatus 1 comprising: a controller 11, a changeover switch 12 and a plurality of internal SIM card slots 13; 16-32 internal SIM card slots 13 are provided.
The plurality of internal SIM card slots 13 are connected to external SIM card slots 21 of the plurality of external devices 2 through the switch, and the switch 12 is connected to the controller 11;
the controller 11 is configured to receive a control instruction, and control the switch 12 to communicate any internal SIM card slot with any external SIM card slot according to the control instruction. The number of the external SIM card slots 21 is 2-4.
Specifically, the switch 12 includes a first switch 121 and a second switch 122;
the plurality of internal SIM card slots 13 are connected to the first switch 121, the plurality of external SIM card slots 21 are connected to the second switch 122, the first switch 121 is connected to the second switch 122, and the first switch 121 and the second switch 122 are respectively connected to the controller 11;
the controller 11 is configured to control the first switch 121 to communicate with any internal SIM card slot according to the control instruction;
the controller 11 is further configured to control the second switch 122 to communicate with any external SIM card slot according to the control instruction.
In this embodiment, the SIM card switching apparatus 1 further includes a display module 14;
the display module 14 is configured to send a prompt message after the any internal SIM card slot is communicated with the any external SIM card slot, where the prompt message is used to prompt the communication information of the any external SIM card slot.
To further illustrate the present solution by taking a specific example, an outfield test dual card scenario requires a minimum of two test cards per operator:
four first change-over switches of 16 in and 1 out are connected to the internal SIM card slots (SIM 1-SIM 32) and comprise AS 11-AS 14, wherein the SIM 1-SIM 16 correspond to AS11 and AS12, the SIM 17-SIM 32 correspond to AS13 and AS14, and four second change-over switches of 16 in and 1 out are connected to slots 1-Slot 8 communicated with the external SIM card slots and comprise AS 21-AS 24. The first change-over switch and the second change-over switch are connected in a staggered mode, so that full connection of the internal SIM card Slot and the external SIM card Slot is achieved, namely, the connection of a channel from SIM 1-SIM 32 in the internal SIM card Slot to the external SIM card Slot 1-Slot 8 can be achieved according to control.
Taking SIM4 AS an example, when slot5 needs to be connected, see fig. 2, AS11 turns on the bottom path, AS22 turns on slot5, disconnects SIM4 and AS12, and AS23 is also disconnected, thereby realizing connection between SIM4 and slot 5.
When slot1 needs to be connected, AS12 turns on the bottom path, AS24 connects to slot1, and disconnects SIM4 and AS11, and AS21 is also disconnected, so that SIM4 and slot1 are connected, AS shown in fig. 3. The other card slots are the same.
In this embodiment, a main body of the SIM card switching device is provided with a plurality of SIM card slots, each slot is connected to the controller, the controller can control the connection and disconnection of each SIM card slot circuit, the communicated SIM card slot signals are transmitted to the SIM card slot of any external device, when the SIM card needs to be switched, the controller disconnects the original SIM card slot circuit and reconnects to the slot to be switched, thereby realizing the switching of the SIM card.
Example 2
A SIM card testing apparatus, as shown in fig. 4, the testing apparatus includes the SIM card switching apparatus 1 according to embodiment 1, the SIM card testing apparatus further includes a testing host 3, and a testing SIM card is inserted into the internal SIM card slot 13;
the SIM card switching device 1 is in communication connection with the test host 3; the SIM card switching device is connected with the test host through a USB-to-serial port chip;
the test host 3 is configured to receive a test task, where the control instruction is stored in the test task, and the control instruction is specifically a switch instruction.
The test host 3 is configured to send the switch instruction to the first switch 121 and the second switch 122;
the first switch 121 is configured to switch and connect the target external SIM card slot according to the switch instruction, and the second switch 122 is configured to switch and connect the target internal SIM card slot according to the switch instruction;
the test host 3 is further configured to test a target external device to which the target external SIM card slot belongs based on the test SIM card in the target internal SIM card slot after the target internal SIM card slot 13 is communicated with the target external SIM card slot 21.
Wherein the switching commands are multiple;
the SIM card switching device 1 is used for sequentially switching the external SIM card slots and the internal SIM card slots one by one according to a plurality of switching instructions so as to test external equipment based on the internal SIM card slots.
In this embodiment, the SIM card testing device is used for testing the external device based on the SIM card switching device, the testing card and the testing device can be switched and communicated in the testing process, the controller controls the connection and disconnection of each SIM card slot circuit, the communicated SIM card slot signal is transmitted to the SIM card slot of the target external device, when the SIM card needs to be switched, the controller disconnects the original SIM card slot circuit and reconnects to the card slot needing to be switched, thereby the switching of the SIM card is realized, and further, the same SIM card can be automatically switched between different external devices and different mobile phone card slots according to the testing requirements.
Although specific embodiments of the present invention have been described above, it will be understood by those skilled in the art that this is by way of example only and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (10)
1. A SIM card switching apparatus, wherein the SIM card switching apparatus is configured to connect to a plurality of external devices, the SIM card switching apparatus comprising: a diverter switch and a plurality of internal SIM card slots;
the plurality of internal SIM card slots are connected with external SIM card slots of the plurality of external devices through the selector switch;
the change-over switch is used for switching and communicating any internal SIM card slot and any external SIM card slot.
2. The SIM card switching apparatus of claim 1, wherein the switch comprises a first switch and a second switch;
the plurality of internal SIM card slots are connected with the first switch, the plurality of external SIM card slots are connected with the second switch, and the first switch is connected with the second switch;
the first switch is used for switching and communicating any internal SIM card slot;
the second change-over switch is used for being communicated with any external SIM card slot.
3. The SIM card switching apparatus of claim 1, further comprising a display module;
the display module is used for sending prompt information after the any internal SIM card slot is communicated with the any external SIM card slot, and the prompt information is used for prompting the communication information of the any external SIM card slot.
4. The SIM card switching device of claim 1, wherein the number of external SIM card slots is 2-4.
5. The SIM card switching device of claim 1, wherein the number of the internal SIM card slots is 16-32.
6. A SIM card testing device, characterized in that the testing device comprises a SIM card switching device according to any one of claims 1-5.
7. The SIM card testing apparatus of claim 6, further comprising a testing host, wherein a testing SIM card is inserted into the internal SIM card slot, and the switch comprises a first switch and a second switch;
the SIM card switching device is in communication connection with the test host;
the test host is used for generating a switch instruction and sending the switch instruction to the first change-over switch and the second change-over switch;
the first switch is used for switching and connecting the target external SIM card slot according to the switch instruction, and the second switch is used for switching and connecting the target internal SIM card slot according to the switch instruction;
the testing host is further used for testing the target external equipment to which the target external SIM card slot belongs based on the testing SIM card in the target internal SIM card slot after the target internal SIM card slot is communicated with the target external SIM card slot.
8. The SIM card testing apparatus of claim 7, wherein the testing host is further configured to receive a testing task, and the testing task stores the switch command therein.
9. The SIM card testing apparatus according to claim 8, wherein the switching command is plural;
the SIM card switching device is used for sequentially switching the external SIM card slots and the internal SIM card slots one by one according to a plurality of switching instructions.
10. The SIM card testing apparatus of claim 7, wherein the SIM card switching apparatus is connected to the testing host through a USB to serial port chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023146101.XU CN213661607U (en) | 2020-12-23 | 2020-12-23 | SIM card switching device and SIM card testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023146101.XU CN213661607U (en) | 2020-12-23 | 2020-12-23 | SIM card switching device and SIM card testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213661607U true CN213661607U (en) | 2021-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023146101.XU Active CN213661607U (en) | 2020-12-23 | 2020-12-23 | SIM card switching device and SIM card testing device |
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| Country | Link |
|---|---|
| CN (1) | CN213661607U (en) |
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- 2020-12-23 CN CN202023146101.XU patent/CN213661607U/en active Active
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