CN103001075A - Mobile terminal (MT) and SIM card connector thereof - Google Patents
Mobile terminal (MT) and SIM card connector thereof Download PDFInfo
- Publication number
- CN103001075A CN103001075A CN2012105409612A CN201210540961A CN103001075A CN 103001075 A CN103001075 A CN 103001075A CN 2012105409612 A CN2012105409612 A CN 2012105409612A CN 201210540961 A CN201210540961 A CN 201210540961A CN 103001075 A CN103001075 A CN 103001075A
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- sim card
- switch
- splicing ear
- external circuit
- seat
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- 238000000034 method Methods 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 210000005069 ears Anatomy 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The invention discloses an MT and an SIM card connector thereof. The SIM card connector comprises an SIM card seat, a connecting terminal and a first switch, wherein the SIM card seat is used for sheltering the SIM card; the connecting terminal is arranged at the bottom of the SIM card seat, and the SIM card is connected with an external circuit through the connecting terminal; the first switch is in series connection between the connecting terminal and the external circuit; when the SIM card is plugged out from the SIM card seat, the first switch is off, and the connecting terminal is disconnected with the external circuit. Through the mode, the MT and the connector can avoid short circuit generated by the external circuit during the plugging out process of the SIM card.
Description
Technical field
The present invention relates to the communications field, particularly relate to a kind of portable terminal and sim card connector thereof.
Background technology
Along with the development of science and technology, the development of the portable terminals such as mobile phone is more and more rapider, and especially portable terminal is lightening, and for the outward appearance of fashion more and adapt to the user demand of portable terminal is experienced, present portable terminal is more and more thinner.Thinner for what portable terminal was done, portable terminal manufacturer is arranged on the SIM card of portable terminal the side of portable terminal, and the user just can be in the situation that running of mobile terminal be extracted SIM card like this.In order to prevent the hot plug of SIM card, in portable terminal, be provided with connector identification end in the prior art, but the portable terminal of this type, and there is the problem of instantaneous short-circuit in the external circuit of portable terminal in the SIM card withdrawal process.
Summary of the invention
The technical problem that the present invention mainly solves provides a kind of portable 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 SIM card that provides a kind of, and this sim card connector comprises: the SIM card seat is used for accommodating SIM card;
Splicing ear is arranged on the bottom of SIM card seat, and SIM card is connected with external circuit by splicing ear;
The first switch is arranged in the SIM card seat, and the first switch series is associated between splicing ear and the external circuit;
When SIM card was extracted from the SIM card seat, the first switch disconnected, and splicing ear and external circuit disconnect, to prevent that external circuit produces short circuit when SIM card is extracted from the SIM card seat.
Wherein, sim card connector also comprises: second switch, second switch are arranged in the SIM card seat, and second switch is connected with the identification end of external circuit.
Wherein, when SIM card was extracted from the SIM card seat, second switch was closed, and the identification end of external circuit becomes low level; When SIM card was inserted the SIM card seat, second switch disconnected, and the identification end of external circuit is high level.
Wherein, when SIM card was extracted from the SIM card seat, it was L1 that SIM card disconnects the distance that is electrically connected with splicing ear, 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 was extracted from the SIM card seat, the first switch disconnected, for the power end disconnection of the splicing ear that is connected with the power end of external circuit and external circuit.
For solving the problems of the technologies described above, another technical solution used in the present invention is: a kind of portable terminal is provided, and this portable terminal comprises:
Control unit; Sim card connector comprises: the SIM card seat is used for accommodating SIM card; Splicing ear is arranged on the bottom of SIM card seat, and SIM card is connected with control unit by splicing ear; The first switch is arranged in the SIM card seat, and the first switch series is associated between splicing ear and the control unit;
When SIM card was extracted from the SIM card seat, the first switch disconnected, and splicing ear and control unit disconnect, to prevent that control unit produces short circuit when SIM card is extracted from the SIM card seat.
Wherein, the SIM card base connector also comprises: second switch, second switch are arranged in the SIM card seat, and second switch is connected with the identification end of control unit.
Wherein, when SIM card was extracted from the SIM card seat, second switch was closed, and the identification end of control unit becomes low level; When SIM card was inserted the SIM card seat, second switch disconnected, and the identification end of control unit is high level.
Wherein, when SIM card was extracted from the SIM card seat, it was L1 that SIM card disconnects the distance that is electrically connected with splicing ear, 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 was extracted from the SIM card seat, the first switch disconnected, for the power end disconnection of the splicing ear that is connected with the power end of control unit and control unit.
The invention has the beneficial effects as follows: the situation that is different from prior art, the present invention is by arranging the first switch in the SIM card seat, the first switch series is associated between splicing ear and the external circuit, when SIM card is extracted from the SIM card seat, the first switch disconnects, this moment, splicing ear and external circuit disconnected, and can avoid SIM card to produce short circuit at withdrawal process peripheral circuit.
Description of drawings
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 among Fig. 2;
Fig. 4 is the position view of SIM card and connector when SIM card is extracted from connector among Fig. 2;
Fig. 5 is the schematic block diagram of the portable 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 are used for explanation the present invention, but should not be used for limiting scope of the present invention.
See also 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 discloses of the present embodiment comprises SIM card seat 101, splicing ear 102, the 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 seat 101 is used for accommodating SIM card.Splicing ear 102 is arranged on the bottom of SIM card seat 101, splicing ear 102 is preferably 8, specifically comprises: the first splicing ear 112, the second splicing ears 122, the 3rd splicing ear 132, the 4th splicing ear 142, the five splicing ears 152, the six splicing ears 162, the 7th splicing ear 172 and the 8th splicing ear 182, wherein, the 4th splicing ear 142 and the 8th splicing ear 182 are unsettled, and the 6th splicing ear 162 is connected with the power end VPP of external circuit 106.
As shown in Figure 2, SIM card 105 is inserted SIM card seat 101, wherein, be provided with link on the SIM card 105, be preferably eight, specifically comprise: the first link C1 that is connected with the first splicing ear 112, the the second link C2 that is connected with the second splicing ear 122, the 3rd link C3 that is connected with the 3rd splicing ear 132, the 4th link C4 that is connected with the 4th splicing ear 142, the 5th link C5 that is connected with the 5th splicing ear 152, the 6th link C6 that is connected with the 6th splicing ear 162, the 7th link C7 that is connected with the 7th splicing ear 172, the 8th link C8 that is connected with the 8th splicing ear 182, as shown in Figure 1, the 4th splicing ear 142 and the 8th splicing ear 182 are unsettled, therefore, link C4 and the C8 of SIM card 105 are unsettled.
In the present embodiment, the first switch 103 is arranged in the SIM card seat 101, the first switch 103 is connected between the power end VPP of the 6th splicing ear 162 and external circuit 106, when SIM card 105 is extracted from SIM card seat 101, the first switch 103 disconnects, the 6th splicing ear 162 disconnects with the power end VPP of external circuit 106, to prevent that external circuit 106 produces short circuit when SIM card 105 is extracted from SIM card seat 101.
In the present embodiment, second switch 104 is arranged in the SIM card seat 101, second switch 104 1 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 seat 101, second switch 104 closures, the identification end SIM_EINT of external circuit 106 becomes low level, and this moment, external circuit 106 was closed program and the relevant information thereof that SIM card 105 is being moved.
Please again referring to Fig. 3, Fig. 3 is the equivalent circuit diagram of SIM card and external circuit among Fig. 2.The first switch 103 1 ends are 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 seat 101, the first switch 103 becomes disconnection by closure, the power end VPP of external circuit 106 and splicing ear 102 disconnect, the power end VPP and the 6th link C6 that are external circuit 106 disconnect, and have avoided SIM card 105 to produce short circuit at withdrawal process peripheral circuit 106; When SIM card 105 was inserted SIM card seat 101, the first switch 103 became closure by 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 1 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 seat 101, second switch 104 becomes closure by disconnection, at this moment, the level of the identification end SIM_EINT of external circuit 106 becomes low level by high level, and external circuit 106 is closed program and the relevant information thereof that SIM card 105 is being moved; When SIM card 105 was inserted SIM card seat 101, second switch 104 became disconnection by closure, and at this moment, the identification end SIM_EINT of external circuit 106 becomes high level by low level, and external circuit 106 is opened SIM card 105 relevant program and relevant information thereof.
Below will specifically further specify the sim card connector 10 that the present embodiment discloses in conjunction with Fig. 4.
As shown in Figure 4, in figure A, SIM card 105 is in the pintle hook lock state, the first switch 103 closures, and second switch 104 disconnects.In figure B, SIM card 105 in the direction of arrows D is extracted from SIM card seat 101, and the first switch 103 disconnects second switch 104 closures.Wherein, it is L1 that SIM card 105 disconnects the distance that is electrically connected with splicing ear 102, and the first switch 103 is L2 from being closed into the mobile distance of disconnection, and second switch 104 is L3 from being disconnected to closed mobile distance, wherein, and L1＞L2＞L3.
Be different from prior art, the present embodiment is provided with the first switch 103 in SIM card seat 101, the first switch 103 is connected between the 6th splicing ear 162 of external circuit 106 and sim card connector 10, when SIM card 105 is extracted from SIM card seat 101, the first switch 103 disconnects, the 6th splicing ear 162 disconnects with external circuit 106, can avoid by the way SIM card 105 to produce short circuit at withdrawal process peripheral circuit 106.
See also Fig. 5, Fig. 5 is the schematic block diagram of the portable terminal of second embodiment of the invention.The portable 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 is by arranging the first switch in the SIM card seat, the first switch series is associated between splicing ear and the external circuit, when SIM card is extracted from the SIM card seat, the first switch disconnects, this moment, splicing ear and external circuit disconnected, and can avoid SIM card to produce short circuit at withdrawal process peripheral circuit.
The above only is embodiments of the invention; be not so limit claim of the present invention; every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (10)
1. a sim card connector is characterized in that, described sim card connector comprises:
The SIM card seat is used for accommodating SIM card;
Splicing ear is arranged on the bottom of described SIM card seat, and described SIM card is connected with external circuit by described splicing ear;
The first switch is arranged in the described SIM card seat, and described the first switch series is associated between described splicing ear and the described external circuit;
When described SIM card was extracted from described SIM card seat, described the first switch disconnected, and described splicing ear and described external circuit disconnect, to prevent that described external circuit produces short circuit when described SIM card is extracted from described SIM card seat.
2. connector according to claim 1 is characterized in that, described sim card connector also comprises: second switch, described second switch are arranged in the described SIM card seat, and described second switch is connected with the identification end of described external circuit.
3. connector according to claim 2 is characterized in that, when described SIM card was extracted from described SIM card seat, described second switch was closed, and the identification end of described external circuit becomes low level; When described SIM card was inserted described SIM card seat, described second switch disconnected, and the identification end of described external circuit is high level.
4. connector according to claim 3 is characterized in that, when described SIM card is extracted from described SIM card seat, it is L1 that described SIM card disconnects the distance that is electrically connected with described splicing ear, the distance of described the first switch is L2, and the distance of described second switch is L3, wherein L1＞L2＞L3.
5. connector according to claim 1 is characterized in that, when described SIM card was extracted from described SIM card seat, described the first switch disconnected, for the power end disconnection of the splicing ear that is connected with the power end of described external circuit and described external circuit.
6. a portable terminal is characterized in that, described portable terminal comprises:
Control unit;
Sim card connector comprises:
The SIM card seat is used for accommodating SIM card;
Splicing ear is arranged on the bottom of described SIM card seat, and described SIM card is connected with described control unit by described splicing ear;
The first switch is arranged in the described SIM card seat, and described the first switch series is associated between described splicing ear and the described control unit;
Wherein, when described SIM card was extracted from described SIM card seat, described the first switch disconnected, and described splicing ear and described control unit disconnect, to prevent that described control unit produces short circuit when described SIM card is extracted from described SIM card seat.
7. described portable terminal according to claim 6 is characterized in that, described SIM card base connector also comprises: second switch, described second switch are arranged in the described SIM card seat, and described second switch is connected with the identification end of described control unit.
8. described portable terminal according to claim 7 is characterized in that, when described SIM card was extracted from described SIM card seat, described second switch was closed, and the identification end of described control unit becomes low level; When described SIM card was inserted described SIM card seat, described second switch disconnected, and the identification end of described control unit is high level.
9. described portable terminal according to claim 8 is characterized in that, when described SIM card is extracted from described SIM card seat, it is L1 that described SIM card disconnects the distance that is electrically connected with described splicing ear, the distance of described the first switch is L2, and the distance of described second switch is L3, wherein L1＞L2＞L3.
10. described portable terminal according to claim 6 is characterized in that, when described SIM card was extracted from described SIM card seat, described the first switch disconnected, and is used for the splicing ear that is connected with the power end of described control unit and the power end disconnection of described control unit.
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 true CN103001075A (en) | 2013-03-27 |
| CN103001075B 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) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103326149A (en) * | 2013-05-21 | 2013-09-25 | 惠州Tcl移动通信有限公司 | Sim card connector and mobile terminal |
| CN104300321A (en) * | 2013-07-18 | 2015-01-21 | 美国莫列斯股份有限公司 | Electronic card connecting device and electronic device |
| WO2015161509A1 (en) * | 2014-04-25 | 2015-10-29 | 华为终端有限公司 | Sim card cassette and mobile terminal provided with sim card cassette |
| CN105071823A (en) * | 2015-07-16 | 2015-11-18 | 惠州Tcl移动通信有限公司 | Mobile terminal including power on-off mechanism |
| 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 |
| CN106210198A (en) * | 2016-07-29 | 2016-12-07 | 维沃移动通信有限公司 | A kind of smart card protection circuit, mobile terminal and smart card guard method |
| US9985674B2 (en) | 2014-04-25 | 2018-05-29 | Huawei Device (Dongguan) Co., Ltd. | SIM card connector and mobile terminal having the SIM card connector |
| CN108832950A (en) * | 2018-06-12 | 2018-11-16 | 奇酷互联网络科技（深圳）有限公司 | Deck, deck mould group and mobile terminal |
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| CN104300321A (en) * | 2013-07-18 | 2015-01-21 | 美国莫列斯股份有限公司 | Electronic card connecting device and electronic device |
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| US9985674B2 (en) | 2014-04-25 | 2018-05-29 | Huawei Device (Dongguan) Co., Ltd. | SIM card connector and mobile terminal having the SIM card connector |
| WO2015161509A1 (en) * | 2014-04-25 | 2015-10-29 | 华为终端有限公司 | Sim card cassette and mobile terminal provided with sim card cassette |
| 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 |
| CN105071823A (en) * | 2015-07-16 | 2015-11-18 | 惠州Tcl移动通信有限公司 | Mobile terminal including power on-off mechanism |
| 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 |
| CN106210198A (en) * | 2016-07-29 | 2016-12-07 | 维沃移动通信有限公司 | A kind of smart card protection circuit, mobile terminal and smart card guard method |
| CN108832950A (en) * | 2018-06-12 | 2018-11-16 | 奇酷互联网络科技（深圳）有限公司 | Deck, deck mould group and mobile terminal |
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| CN103001075B (en) | 2016-01-27 |
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