CN201590094U - Mobile daughter card and electronic device applying the same - Google Patents
Mobile daughter card and electronic device applying the same Download PDFInfo
- Publication number
- CN201590094U CN201590094U CN2009202724479U CN200920272447U CN201590094U CN 201590094 U CN201590094 U CN 201590094U CN 2009202724479 U CN2009202724479 U CN 2009202724479U CN 200920272447 U CN200920272447 U CN 200920272447U CN 201590094 U CN201590094 U CN 201590094U
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- China
- Prior art keywords
- mobile
- subcard
- network port
- control unit
- power control
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Abstract
The utility model discloses a mobile daughter card and an electronic device applying the same. The mobile daughter card comprises a network port, a modem module and a power control unit. The network port comprises a detecting pin which detects the connection state between the network port and the network joint for outputting a detecting signal. When the network joint is not inserted into the network port, the power control unit switches off the operation power of the modem module according to the detecting signal.
Description
Technical field
The utility model relates to a kind of mobile subcard and uses its electronic installation, and particularly relevant for a kind of modem module (mobile subcard of the working power of Modem Module and use its electronic installation that when network joint does not insert the network port, cuts off.
Background technology
Please refer to Fig. 1, Fig. 1 illustrates the synoptic diagram into the mobile subcard of tradition.The mobile subcard 10 of tradition comprises modem module 120.When system boot, working power V3S promptly is provided to modem module 120.Yet even Network plug does not insert the network port, modem module 120 still can produce power consumption slightly.Promptly become the present problem of being badly in need of solution so how to reduce the power consumption of mobile subcard.
The utility model content
The utility model is relevant for a kind of mobile subcard and use its electronic installation, when Network plug does not insert the network port, cuts off the working power of modem module, and then reduces unnecessary power consumption.
According to the utility model, a kind of mobile subcard is proposed.(Mobile Daughter Card MDC) comprises the network port, modem module (Modem Module) and power control unit to mobile subcard.The network port comprises detecting pin (detect pin), and the connection status of the detecting pin detecting network port and network joint is with the output detection signal.When network joint did not insert the network port, power control unit cut off the working power of modem module according to detection signal.
According to the utility model, a kind of electronic installation is proposed.Electronic installation comprises mover card and electronics.Mobile subcard is coupled to electronics.(Mobile Daughter Card MDC) comprises the network port, modem module (Modem Module) and power control unit to mobile subcard.The network port comprises detecting pin (detect pin), and the connection status of the detecting pin detecting network port and network joint is with the output detection signal.When network joint did not insert the network port, power control unit cut off the working power of modem module according to detection signal.
For foregoing of the present utility model can be become apparent, a preferred embodiment cited below particularly, and cooperate appended accompanying drawing, be described in detail below:
Description of drawings
Fig. 1 illustrates the synoptic diagram into the mobile subcard of tradition;
Fig. 2 illustrates and is the synoptic diagram according to a kind of electronic installation of the utility model one preferred embodiment;
Fig. 3 illustrates and is the synoptic diagram according to a kind of mobile subcard of the utility model first embodiment;
Fig. 4 is the synoptic diagram of the network port;
Fig. 5 illustrates and is the synoptic diagram according to a kind of mobile subcard of the utility model second embodiment.
Wherein, Reference numeral:
2: electronic installation 10: traditional mobile subcard
20,40: according to the mobile subcard 30 of the utility model preferred embodiment: electronics
120,220: modem module 210: the network port
212: detecting pin two 14: metal shell
216: spring 230: power control unit
240: draw high (Pull High) circuit R1, R2, R3; Resistance
S1: detection signal Vcc: DC voltage
Qp1, Qp2:P type metal oxide semiconductor transistor V3S: working power
Qn1, Qn2:N type metal oxide semiconductor transistor
Embodiment
In order to reduce the unnecessary power consumption of modem module, following embodiment proposes a kind of mobile subcard and uses its electronic installation.(Mobile Daughter Card MDC) comprises the network port, modem module (Modem Module) and power control unit to mobile subcard.The network port comprises detecting pin (detectpin), and the connection status of the detecting pin detecting network port and network joint is with the output detection signal.When network joint did not insert the network port, power control unit cut off the working power of modem module according to detection signal.
Electronic installation comprises mover card and electronics.Mobile subcard is coupled to electronics.(Mobile Daughter Card MDC) comprises the network port, modem module (ModemModule) and power control unit to mobile subcard.The network port comprises detecting pin (detect pin), and the connection status of the detecting pin detecting network port and network joint is with the output detection signal.When network joint did not insert the network port, power control unit cut off the working power of modem module according to detection signal.
Please refer to Fig. 2, Fig. 2 illustrates and is the synoptic diagram according to a kind of electronic installation of the utility model one preferred embodiment.Electronic installation 2 comprise electronics 30 and mobile subcard 20 (Mobile Daughter Card, MDC).Mobile subcard 20 is coupled to electronics 30, and electronics 30 also connects networks through mobile subcard 20.
First embodiment
Please be simultaneously with reference to Fig. 3 and Fig. 4, Fig. 3 illustrates and is the synoptic diagram according to a kind of mobile subcard of the utility model first embodiment, and Fig. 4 is the synoptic diagram of the network port.Mobile subcard 20 comprises the network port 210, modem module 220, power control unit 230 at least and draws high (Pull High) circuit 240.The network port 210 further comprises detecting pin two 12, metal shell 214 and flexible member 216.Detecting pin two 12 in order to the connection status of the detecting network port 210 and network joint with output detection signal S1.Flexible member 216 for example is a spring, and flexible member 216 is connected to detecting pin two 12.When flexible member 216 inserts the network port 210 at network joint, will detect pin two 12 and be electrically connected to metal shell 214, and make 12 outputs of detecting pin two be equivalent to the detection signal S1 of earthing potential.
When network joint did not insert the network port 210, power control unit 230 cut off the working power V3S of modem module 220 according to detection signal S1.Power control unit 230 for example is P-type mos (Metal Oxide Semiconductor, MOS) transistor or a N type metal oxide semiconductor transistor.In first embodiment, power control unit 230 is the example explanation with P-type mos transistor Qp1.
The detecting pin two 12 of the network port 210 is coupled to power control unit 230 through drawing high circuit 240.Draw high circuit 240 and further comprise resistance R 1, resistance R 2, N type metal oxide semiconductor transistor Qn1.One end of resistance R 2 connects an end of resistance R 1, and receives DC voltage Vcc.The source electrode of N type metal oxide semiconductor transistor Qn1 is coupled to detecting pin two 12 and receives detection signal S1, and the grid of N type metal oxide semiconductor transistor Qn1 is coupled to the other end of resistance R 1.The drain electrode of N type metal oxide semiconductor transistor Qn1 is coupled to the other end of resistance R 2 and the grid of P-type mos transistor Qp1.
Draw high circuit 240 and open (Turn On) or close (Turn Off), whether to determine the working power V3S of supply data machine module 220 according to detection signal S1 control P-type mos transistor Qp1.When P-type mos transistor Qp1 unlatching (Turn On), working power V3S inputs to modem module 220 through P-type mos transistor Qp1.On the contrary, when P-type mos transistor Qp1 closes (Turn Off), P-type mos transistor Qp1 cuts off the working power V3S of modem module 220.
Second embodiment
Please be simultaneously with reference to Fig. 5, Fig. 5 illustrates and is the synoptic diagram according to a kind of mobile subcard of the utility model second embodiment.Mobile subcard 40 is with mobile subcard 20 differences: power control unit 430 is different from power control unit 230, and detecting pin two 12 is through dragging down (Pull Low) circuit 440 and being coupled to power control unit 430 but not draw high circuit 230.
Drag down circuit 440 and further comprise P-type mos transistor Qp2 and resistance R 3.The source electrode of P-type mos transistor Qp2 receives DC voltage Vcc, and the grid of P-type mos transistor Qp2 receives detection signal S1.The drain electrode of P-type mos transistor Qp2 is coupled to the grid of resistance R 3 and N type metal oxide semiconductor transistor Qn2.
When N type metal oxide semiconductor transistor Qn2 unlatching (Turn On), working power V3S inputs to modem module 220 through N type metal oxide semiconductor transistor Qn2.On the contrary, Qn1 closes (Turn Off) when N type metal oxide semiconductor transistor, and N type metal oxide semiconductor transistor Qn2 cuts off the working power V3S of modem module 220.
The disclosed mobile subcard of the utility model the foregoing description and use its electronic installation when Network plug does not insert the network port, cuts off the working power of modem module, and then reduces unnecessary power consumption.
Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.
Claims (10)
1. a mobile subcard is characterized in that, comprises a network port, a modem module and a power control unit, wherein:
This network port comprises a detecting pin, in order to the connection status of detecting this network port and a network joint to export a detection signal;
This power control unit in order to when this network joint does not insert this network port, cuts off the working power of this modem module according to this detection signal.
2. mobile subcard according to claim 1 is characterized in that, this power control unit is the P-type mos transistor.
3. mobile subcard according to claim 2 is characterized in that, also comprises:
One draws high circuit, in order to control this P-type mos transistor according to this detection signal.
4. mobile subcard according to claim 1 is characterized in that, this power control unit is a N type metal oxide semiconductor transistor.
5. mobile subcard according to claim 4 is characterized in that, also comprises:
One drags down circuit, in order to control this N type metal oxide semiconductor transistor according to this detection signal.
6. an electronic installation is characterized in that, comprise moving a subcard and an electronics, wherein:
This mobile subcard comprises a network port, a modem module and a power control unit, and wherein: this network port comprises a detecting pin, in order to the connection status of detecting this network port and a network joint to export a detection signal; This power control unit in order to when this network joint does not insert this network port, cuts off the working power of this modem module according to this detection signal;
This electronics is coupled to this and moves subcard.
7. electronic installation according to claim 6 is characterized in that, this power control unit is the P-type mos transistor.
8. electronic installation according to claim 7 is characterized in that, also comprises:
One draws high circuit, in order to control this P-type mos transistor according to this detection signal.
9. electronic installation according to claim 6 is characterized in that, this power control unit is a N type metal oxide semiconductor transistor.
10. electronic installation according to claim 9 is characterized in that, also comprises:
One drags down circuit, in order to control this N type metal oxide semiconductor transistor according to this detection signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202724479U CN201590094U (en) | 2009-11-24 | 2009-11-24 | Mobile daughter card and electronic device applying the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202724479U CN201590094U (en) | 2009-11-24 | 2009-11-24 | Mobile daughter card and electronic device applying the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201590094U true CN201590094U (en) | 2010-09-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202724479U Expired - Fee Related CN201590094U (en) | 2009-11-24 | 2009-11-24 | Mobile daughter card and electronic device applying the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201590094U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108055139A (en) * | 2017-12-05 | 2018-05-18 | 安徽皖通邮电股份有限公司 | A kind of communication apparatus port cost method under reduction idle state |
-
2009
- 2009-11-24 CN CN2009202724479U patent/CN201590094U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108055139A (en) * | 2017-12-05 | 2018-05-18 | 安徽皖通邮电股份有限公司 | A kind of communication apparatus port cost method under reduction idle state |
| CN108055139B (en) * | 2017-12-05 | 2020-10-09 | 安徽皖通邮电股份有限公司 | Method for reducing power consumption of communication equipment port in idle state |
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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: 20100922 Termination date: 20181124 |