CN103001075B - A kind of mobile terminal and sim card connector thereof - Google Patents
A kind of mobile terminal and sim card connector thereof Download PDFInfo
- Publication number
- CN103001075B CN103001075B CN201210540961.2A CN201210540961A CN103001075B CN 103001075 B CN103001075 B CN 103001075B CN 201210540961 A CN201210540961 A CN 201210540961A CN 103001075 B CN103001075 B CN 103001075B
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- sim card
- switch
- splicing ear
- card holder
- external circuit
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- 238000000034 method Methods 0.000 abstract description 8
- 230000002093 peripheral effect Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
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- Coupling Device And Connection With Printed Circuit (AREA)
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Abstract
The invention discloses a kind of mobile terminal and sim card connector thereof, this sim card connector comprises: SIM card holder, for accommodating SIM card; Splicing ear, be arranged on the bottom of SIM card holder, SIM card is connected with external circuit by splicing ear; First switch, is arranged in SIM card holder, and the first switch series is associated between splicing ear and external circuit; When SIM card is extracted from SIM card holder, the first switch disconnects, and splicing ear and external circuit disconnect.By the way, the present invention can avoid SIM card to produce short circuit at withdrawal process peripheral circuit.
Description
Technical field
The present invention relates to the communications field, particularly relate to a kind of mobile terminal and sim card connector thereof.
Background technology
Along with the development of science and technology, the development of the mobile terminals such as mobile phone is more and more rapider, and especially mobile terminal is lightening, in order to more fashion outward appearance and adapt to user the demand of mobile terminal experienced, present mobile terminal is more and more thinner.Thinner in order to what done by mobile terminal, the SIM card of mobile terminal is arranged on the side of mobile terminal by mobile terminal manufacturer, and such user just can extract SIM card when running of mobile terminal.In order to prevent the hot plug of SIM card in prior art, be provided with connector identification end in the terminal, but the mobile terminal of this type, and there is the problem of instantaneous short-circuit in the external circuit of mobile terminal in SIM card withdrawal process.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of mobile terminal and sim card connector thereof, can avoid SIM card connector short circuit in withdrawal process.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: the connector of the SIM card that provides a kind of, and this sim card connector comprises: SIM card holder, for accommodating SIM card;
Splicing ear, be arranged on the bottom of SIM card holder, SIM card is connected with external circuit by splicing ear;
First switch, is arranged in SIM card holder, and the first switch series is associated between splicing ear and external circuit;
Second switch, second switch is arranged in SIM card holder, and second switch is connected with the identification end of external circuit;
When SIM card is extracted from SIM card holder, the first switch disconnects, and splicing ear and external circuit disconnect, and produces short circuit to prevent the external circuit when SIM card is extracted from SIM card holder;
When SIM card is extracted from SIM card holder, second switch closes, and the identification end of external circuit becomes low level, the program that external circuit closedown SIM card is being run and relevant information thereof; When SIM card inserts SIM card holder, second switch disconnects, and the identification end of external circuit is high level, the program that external circuit unlatching SIM card is being run and relevant information thereof.
Wherein, when SIM card is extracted from SIM card holder, it is L1 that SIM card and splicing ear disconnect the distance be electrically connected, and the distance of the first switch is L2, and the distance of second switch is L3, wherein L1>L2>L3.
Wherein, when SIM card is extracted from SIM card holder, the first switch disconnects, and the power end for the splicing ear that is connected with the power end of external circuit and external circuit disconnects.
For solving the problems of the technologies described above, another technical solution used in the present invention is: provide a kind of mobile terminal, and this mobile terminal comprises:
Control unit; Sim card connector, comprising: SIM card holder, for accommodating SIM card; Splicing ear, be arranged on the bottom of SIM card holder, SIM card is connected with control unit by splicing ear; First switch, is arranged in SIM card holder, and the first switch series is associated between splicing ear and control unit; Second switch, second switch is arranged in SIM card holder, and second switch is connected with the identification end of control unit;
When SIM card is extracted from SIM card holder, the first switch disconnects, and splicing ear and control unit disconnect, and produces short circuit to prevent the control unit when SIM card is extracted from SIM card holder;
When SIM card is extracted from SIM card holder, second switch closes, and the identification end of external circuit becomes low level, the program that external circuit closedown SIM card is being run and relevant information thereof; When SIM card inserts SIM card holder, second switch disconnects, and the identification end of external circuit is high level, the program that external circuit unlatching SIM card is being run and relevant information thereof.
Wherein, when SIM card is extracted from SIM card holder, it is L1 that SIM card and splicing ear disconnect the distance be electrically connected, and the distance of the first switch is L2, and the distance of second switch is L3, wherein L1>L2>L3.
Wherein, when SIM card is extracted from SIM card holder, the first switch disconnects, and the power end for the splicing ear that is connected with the power end of control unit and control unit disconnects.
The invention has the beneficial effects as follows: the situation being different from prior art, the present invention by arranging the first switch in SIM card holder, first switch series is associated between splicing ear and external circuit, when SIM card is extracted from SIM card holder, first switch disconnects, now splicing ear and external circuit disconnect, and SIM card can be avoided to produce short circuit at withdrawal process peripheral circuit.
Accompanying drawing explanation
Fig. 1 is the structural representation of the sim card connector of first embodiment of the invention;
Fig. 2 is the SIM card of first embodiment of the invention and the structural representation of external circuit;
Fig. 3 is the equivalent circuit diagram of SIM card and external circuit in Fig. 2;
Fig. 4 is the position view of SIM card and connector when SIM card is extracted from connector in Fig. 2;
Fig. 5 is the schematic block diagram of the mobile terminal of second embodiment of the invention.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.Following examples only for illustration of the present invention, but should not be used for limiting scope of the present invention.
Refer to Fig. 1, Fig. 1 is the structural representation of the sim card connector of first embodiment of the invention.As shown in Figure 1, the sim card connector 10 that the present embodiment discloses comprises SIM card holder 101, splicing ear 102, first switch 103 and second switch 104.Wherein, SIM card 105 is connected with external circuit 106 by splicing ear 102, as shown in Figure 2.
In the present embodiment, SIM card holder 101 is for accommodating SIM card.Splicing ear 102 is arranged on the bottom of SIM card holder 101, splicing ear 102 is preferably 8, specifically comprises: the first splicing ear 112, second splicing ear 122,3rd splicing ear 132,4th splicing ear the 142, five splicing ear the 152, six splicing ear 162,7th splicing ear 172 and the 8th splicing ear 182, wherein, the 4th splicing ear 142 and the 8th splicing ear 182 unsettled, the 6th splicing ear 162 is connected with the power end VPP of external circuit 106.
As shown in Figure 2, SIM card 105 inserts SIM card holder 101, wherein, SIM card 105 is provided with link, be preferably eight, specifically comprise: the first link C1 be connected with the first splicing ear 112, the the second link C2 be connected with the second splicing ear 122, the 3rd link C3 be connected with the 3rd splicing ear 132, the 4th link C4 be connected with the 4th splicing ear 142, the 5th link C5 be connected with the 5th splicing ear 152, the 6th link C6 be connected with the 6th splicing ear 162, the 7th link C7 be connected with the 7th splicing ear 172, the 8th link C8 be connected with the 8th splicing ear 182, as shown in Figure 1, 4th splicing ear 142 and the 8th splicing ear 182 unsettled, therefore, link C4 and C8 of SIM card 105 is unsettled.
In the present embodiment, first switch 103 is arranged in SIM card holder 101, first switch 103 is connected between the 6th splicing ear 162 and the power end VPP of external circuit 106, when SIM card 105 is extracted from SIM card holder 101, first switch 103 disconnects, 6th splicing ear 162 disconnects with the power end VPP of external circuit 106, produces short circuit to prevent the external circuit 106 when SIM card 105 is extracted from SIM card holder 101.
In the present embodiment, second switch 104 is arranged in SIM card holder 101, second switch 104 one end ground connection, the other end is connected with the identification end SIM_EINT of external circuit 106, when SIM card 105 is extracted from SIM card holder 101, second switch 104 closes, and the identification end SIM_EINT of external circuit 106 becomes low level, and now external circuit 106 closes the program and relevant information thereof that SIM card 105 running.
Please again see the equivalent circuit diagram that Fig. 3, Fig. 3 are SIM card and external circuit in Fig. 2.First switch 103 one end is connected with the power end VPP of external circuit 106, and the other end is connected with the 6th link C6 of SIM card 105 by the 6th splicing ear 162 of connector 102.When SIM card 105 is extracted from SIM card holder 101, first switch 103 becomes disconnection from closed, power end VPP and the splicing ear 102 of external circuit 106 disconnect, namely the power end VPP of external circuit 106 and the 6th link C6 disconnects, and avoids SIM card 105 and produces short circuit at withdrawal process peripheral circuit 106; When SIM card 105 inserts SIM card holder 101, the first switch 103 is become closed from disconnection, and the power end VPP of external circuit 106 is connected with splicing ear 102, and namely the power end VPP of external circuit 106 is connected with the 6th link C6.Second switch 104 one end ground connection, the other end is connected with the identification end SIM_EINT of external circuit 106, when SIM card 105 is extracted from SIM card holder 101, second switch 104 is become closed from disconnection, now, the level of the identification end SIM_EINT of external circuit 106 becomes low level from high level, and external circuit 106 closes the program and relevant information thereof that SIM card 105 running; When SIM card 105 inserts SIM card holder 101, second switch 104 becomes disconnection from closed, and now, the identification end SIM_EINT of external circuit 106 becomes high level from low level, and external circuit 106 opens the relevant program of SIM card 105 and relevant information thereof.
Below concrete composition graphs 4 is further illustrated the sim card connector 10 that the present embodiment discloses.
As shown in Figure 4, in figure A, SIM card 105 is in pintle hook lock state, and the first switch 103 closes, and second switch 104 disconnects.In figure B, SIM card 105 in the direction of arrows D is extracted from SIM card holder 101, and the first switch 103 disconnects, and second switch 104 closes.Wherein, it is L1 that SIM card 105 and splicing ear 102 disconnect the distance be electrically connected, and the first switch 103 is L2 from being closed into the distance disconnecting movement, and second switch 104 is L3 from being disconnected to the distance closing movement, wherein, L1>L2>L3.
Be different from prior art, the present embodiment is provided with the first switch 103 in SIM card holder 101, first switch 103 is connected between external circuit 106 and the 6th splicing ear 162 of sim card connector 10, when SIM card 105 is extracted from SIM card holder 101, first switch 103 disconnects, 6th splicing ear 162 disconnects with external circuit 106, and SIM card 105 can be avoided by the way to produce short circuit at withdrawal process peripheral circuit 106.
Refer to Fig. 5, Fig. 5 is the schematic block diagram of the mobile terminal of second embodiment of the invention.The mobile terminal 500 that the present embodiment discloses comprises: control unit 510 and sim card connector 520.Wherein, the external circuit 106 that control unit 510 discloses for first embodiment of the invention, the sim card connector 10 that sim card connector 520 discloses for first embodiment of the invention, does not repeat them here.
In sum, the present invention by arranging the first switch in SIM card holder, first switch series is associated between splicing ear and external circuit, when SIM card is extracted from SIM card holder, first switch disconnects, now splicing ear and external circuit disconnect, and SIM card can be avoided to produce short circuit at withdrawal process peripheral circuit.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (4)
1. a sim card connector, is characterized in that, described sim card connector comprises:
SIM card holder, for accommodating SIM card;
Splicing ear, is arranged on the bottom of described SIM card holder, and described SIM card is connected with external circuit by described splicing ear;
First switch, is arranged in described SIM card holder, and described first switch series is associated between described splicing ear and described external circuit;
Second switch, described second switch is arranged in described SIM card holder, and described second switch is connected with the identification end of described external circuit;
When described SIM card is extracted from described SIM card holder, described first switch disconnects, and described splicing ear and described external circuit disconnect, and produces short circuit to prevent the described external circuit when described SIM card is extracted from described SIM card holder;
When described SIM card is extracted from described SIM card holder, described second switch closes, and the identification end of described external circuit becomes low level, and described external circuit closes the program and relevant information thereof that described SIM card running; When described SIM card inserts described SIM card holder, described second switch disconnects, and the identification end of described external circuit is high level, and described external circuit opens the program and relevant information thereof that described SIM card running;
When described SIM card is extracted from described SIM card holder, it is L1 that described SIM card and described splicing ear disconnect the distance be electrically connected, the distance of described first switch is L2, and the distance of described second switch is L3, wherein L1>L2>L3.
2. connector according to claim 1, is characterized in that, when described SIM card is extracted from described SIM card holder, described first switch disconnects, and the power end for the splicing ear that is connected with the power end of described external circuit and described external circuit disconnects.
3. a mobile terminal, is characterized in that, described mobile terminal comprises:
Control unit;
Sim card connector, comprising:
SIM card holder, for accommodating SIM card;
Splicing ear, is arranged on the bottom of described SIM card holder, and described SIM card is connected with described control unit by described splicing ear;
First switch, is arranged in described SIM card holder, and described first switch series is associated between described splicing ear and described control unit;
Second switch, described second switch is arranged in described SIM card holder, and described second switch is connected with the identification end of described control unit;
Wherein, when described SIM card is extracted from described SIM card holder, described first switch disconnects, and described splicing ear and described control unit disconnect, and produces short circuit to prevent the described control unit when described SIM card is extracted from described SIM card holder;
When described SIM card is extracted from described SIM card holder, described second switch closes, and the identification end of described control unit becomes low level, and described control unit closes the program and relevant information thereof that described SIM card running; When described SIM card inserts described SIM card holder, described second switch disconnects, and the identification end of described control unit is high level, and described control unit opens the program and relevant information thereof that described SIM card running;
When described SIM card is extracted from described SIM card holder, it is L1 that described SIM card and described splicing ear disconnect the distance be electrically connected, the distance of described first switch is L2, and the distance of described second switch is L3, wherein L1>L2>L3.
4. mobile terminal according to claim 3, is characterized in that, when described SIM card is extracted from described SIM card holder, described first switch disconnects, and the power end for the splicing ear that is connected with the power end of described control unit and described control unit disconnects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210540961.2A CN103001075B (en) | 2012-12-12 | 2012-12-12 | A kind of mobile terminal and sim card connector thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210540961.2A CN103001075B (en) | 2012-12-12 | 2012-12-12 | A kind of mobile terminal and sim card connector thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103001075A CN103001075A (en) | 2013-03-27 |
| CN103001075B true CN103001075B (en) | 2016-01-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210540961.2A Expired - Fee Related CN103001075B (en) | 2012-12-12 | 2012-12-12 | A kind of mobile terminal and sim card connector thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN103001075B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103326149B (en) * | 2013-05-21 | 2016-06-08 | 惠州Tcl移动通信有限公司 | Sim card connector and mobile terminal |
| CN104300321B (en) * | 2013-07-18 | 2016-10-05 | 美国莫列斯股份有限公司 | Electronic card connecting device and electronic device |
| EP3128723B1 (en) | 2014-04-25 | 2018-01-31 | Huawei Device (Dongguan) Co., Ltd. | Sim card holder and terminal mobile having sim card holder |
| US10027360B2 (en) | 2014-04-25 | 2018-07-17 | Huawei Device (Dongguan) Co., Ltd. | SIM card connectorfor preventing SIM card burnout by detecting insertion and removal of the SIM card |
| CN105490104A (en) * | 2014-09-15 | 2016-04-13 | 国龙信息技术(上海)有限公司 | SIM card seat supporting hot plug, and detection method |
| CN105071823B (en) * | 2015-07-16 | 2018-11-02 | 惠州Tcl移动通信有限公司 | Mobile terminal containing electric power on off mechanism |
| CN106210198B (en) * | 2016-07-29 | 2019-03-05 | 维沃移动通信有限公司 | A kind of intelligence card protection circuit, mobile terminal and smart card guard method |
| CN108832950B (en) * | 2018-06-12 | 2020-06-26 | 奇酷互联网络科技（深圳）有限公司 | Card seat, card seat module and mobile terminal |
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|---|---|
| CN103001075A (en) | 2013-03-27 |
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Granted publication date: 20160127 |