CN101969483A - Indication circuit of mobile phone - Google Patents
Indication circuit of mobile phone Download PDFInfo
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- CN101969483A CN101969483A CN2010102502911A CN201010250291A CN101969483A CN 101969483 A CN101969483 A CN 101969483A CN 2010102502911 A CN2010102502911 A CN 2010102502911A CN 201010250291 A CN201010250291 A CN 201010250291A CN 101969483 A CN101969483 A CN 101969483A
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Abstract
The invention relates to the field of mobile communication terminals, and discloses an indication circuit of a mobile phone, which comprises a luminous indication element, wherein the first end of the luminous indication element is connected to the charge end of the mobile phone, while a second end is connected with a reference ground by a first field effect transistor; the D electrode of the first field effect transistor is connected with the luminous indication element, while an S electrode is connected with the reference ground; and the G electrode of the first field effect transistor is connected with a control end used for transmitting missed call and unread short message pulse width modulation signals by a second field effect transistor. The indication circuit realizes the two functions of pre-charging indication and breathing light indication in the same circuit by utilizing simple discrete components, has a simple structure and reduces the cost.
Description
Technical field
The present invention relates to the mobile communication terminal field, in particular a kind of mobile phone indicating circuit.
Background technology
Breath light, as its name suggests, light is finished under microcomputerized control by bright to dark gradually changing, and perceptual image is to breathe.Extensively be used to every field such as digital product, computer, sound equipment, automobile, play good visual decorative effect.
Mobile phone of the prior art will be realized precharge indication and breath light indication, need realize with IC usually, causes the circuit complexity like this, realizes the cost height.And when the battery deep discharge, can not trigger mobile phone power-on after plugging charger, can't indicate mobile phone to be in pre-charge state.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
The technical problem to be solved in the present invention is, at the above-mentioned defective of prior art, a kind of mobile phone indicating circuit is provided, it utilizes simple discrete component to realize that in same circuit precharge indication and breath light indicate this two functions, and circuit structure is simple, has reduced cost.
The technical scheme that technical solution problem of the present invention is adopted is as follows:
A kind of mobile phone indicating circuit comprises a luminous indicator elment, and wherein, first end of described luminous indicator elment is connected to the cell-phone charging end, and its second end connects with reference to ground by first field effect transistor.
Described mobile phone indicating circuit, wherein, the D utmost point of described first field effect transistor is connected with described luminous indicator elment, and the S utmost point connects with reference to ground, and the G utmost point is connected with the control end that is used to send missed call and do not read SMS message pulse width modulating signal by second field effect transistor.
Described mobile phone indicating circuit, wherein, it also comprises the FET switch circuit that an input is connected with battery of mobile phone, and the switch control end of described FET switch circuit is connected with the second control signal end, and its output is connected with first end of described luminous indicator elment.
Described mobile phone indicating circuit, wherein, described FET switch circuit comprises the 3rd field effect transistor and the 4th field effect transistor, the G utmost point of described the 3rd field effect transistor is connected with the described second control signal end, the S utmost point connects with reference to ground, the D utmost point and is connected with the G utmost point of described the 4th field effect transistor, the S utmost point of described the 4th field effect transistor is connected with described battery of mobile phone, and its D utmost point is connected with first end of described luminous indicator elment.
Described mobile phone indicating circuit, wherein, it also comprises first diode that is arranged between described the 4th field effect transistor and the described luminous indicator elment, and the positive pole of described first diode is connected with the D utmost point of described the 4th field effect transistor, the negative pole of described first diode is connected with first end of described luminous indicator elment;
Described mobile phone indicating circuit, wherein, it also comprises second diode that is arranged between described cell-phone charging end and the described luminous indicator elment, and the positive pole of described second diode is connected with described cell-phone charging end, and the negative pole of described second diode is connected with the negative pole of described first diode.
Described mobile phone indicating circuit, wherein, the positive pole of described second diode also is connected with described cell-phone charging end by first current-limiting resistance.
Described mobile phone indicating circuit, wherein, the negative pole public connecting end of described first diode and second diode is connected with first end of described luminous indicator elment by second current-limiting resistance.
Described mobile phone indicating circuit, wherein, the G utmost point of described second field effect transistor is connected with the control end that is used to send missed call and do not read SMS message pulse width modulating signal, and its S utmost point connects with reference to ground, and its D utmost point is connected with the G utmost point of first field effect transistor.
Wherein, described luminous indicator elment is a light-emitting diode
Beneficial effect: a kind of mobile phone indicating circuit provided by the present invention, when being used to be implemented in the battery deep discharge, plug the pre-charge state of indication mobile phone behind the charger.This circuit can be realized the breath light effect simultaneously, when the mobile phone normal boot-strap uses, and indication missed call and incident such as do not read SMS message.
The present invention utilizes simple discrete component to realize that in same circuit precharge indication and breath light indicate this two functions, has reduced cost; And the present invention can remedy the defective that the low-end mobile phone platform can not be realized preliminary filling indication, can use on any low-end mobile phone platform that does not have a preliminary filling deixis.
Description of drawings
Fig. 1 is the mobile phone indicating circuit structural representation of the embodiment of the invention.
Embodiment
A kind of mobile phone indicating circuit provided by the invention, clearer, clear and definite for making purpose of the present invention, technical scheme and advantage, below develop simultaneously with reference to accompanying drawing that the present invention is described in more detail for embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
A kind of mobile phone indicating circuit that the embodiment of the invention provides, utilize ball bearing made using to realize breath light indication and precharge indication simultaneously, as shown in Figure 1, the mobile phone indicating circuit of embodiment, comprise a luminous indicator elment D3, this luminous indicator elment D3 is a light-emitting diode, and first end 11 of described luminous indicator elment D3 is connected to the cell-phone charging end, and its second end 12 connects with reference to ground by the first field effect transistor Q3.Field effect transistor has 3 polarity, grid (the G utmost point), drain electrode (the D utmost point), source electrode (the S utmost point).
Wherein, the D utmost point of the described first field effect transistor Q3 is connected with described luminous indicator elment D3, and the S utmost point of Q3 connects with reference to ground, and the G utmost point of Q3 is connected with the control end 100 that is used to send missed call and do not read SMS message pulse width modulating signal by the second field effect transistor Q4.
Further, described mobile phone indicating circuit, as shown in Figure 1, it also comprises the FET switch circuit 300 that an input is connected with battery of mobile phone, the switch control end 13 of described FET switch circuit 300 is connected with the second control signal end 200 that is used to control described FET switch circuit 300 switches, and described FET switch circuit 300 outputs 14 are connected with first end 11 of described luminous indicator elment D3.
As shown in Figure 1, described FET switch circuit 300 comprises the 3rd field effect transistor Q1 and the 4th field effect transistor Q2, the D utmost point that the G utmost point of described the 3rd field effect transistor Q1 is connected with the described second control signal end 200, the S utmost point of Q1 connects with reference to ground, Q1 is connected with the G utmost point of described the 4th field effect transistor Q2, the S utmost point of described the 4th field effect transistor Q2 is connected with described battery of mobile phone, and the D utmost point of Q2 is connected with first end 11 of described luminous indicator elment D3.
Embodiment further, as shown in Figure 1, it also comprises the first diode D1 that is arranged between described the 4th field effect transistor Q2 and the described luminous indicator elment D3, and the positive pole of the described first diode D1 is connected with the D utmost point of described the 4th field effect transistor Q2, the negative pole of the described first diode D2 is connected with first end 11 of described luminous indicator elment D3.
As shown in Figure 1, described mobile phone indicating circuit, also comprise and be arranged on the second diode D2 between described cell-phone charging end and the described luminous indicator elment D3, the positive pole of the described second diode D2 and described cell-phone charging end, the negative pole of the described second diode D2 is connected with the negative pole of the described first diode D1.
And also be connected with described cell-phone charging end by the first current-limiting resistance R6 at the positive pole of the described second diode D2.
And be connected with first end 11 of described luminous indicator elment D3 by the second current-limiting resistance R7 at the negative pole public connecting end of the described first diode D1 and the second diode D2.
The G utmost point of the described second field effect transistor Q4 is connected with the control end 100 that is used to send missed call and do not read SMS message pulse width modulating signal, and the S utmost point of Q4 connects with reference to ground, and the D utmost point of Q4 is connected with the G utmost point of the first field effect transistor Q3.
The mobile phone indicating circuit of the embodiment of the invention utilizes ball bearing made using to realize breath light indication and precharge indication simultaneously, realizes principle as shown in Figure 1:
One, breath light deixis principle:
When the cell-phone charging end was not inserted charger, the second control signal end 200 sent control signal control Q1 Q2 is opened, and used battery of mobile phone to give lamp luminous indicator elment D3 power supply.Plug when being connected to the cell-phone charging end as charger, send control signal control by the second control signal end 200 and turn-off Q1, Q2 uses charger to give lamp D3 power supply.Missed call is arranged or when not reading SMS message, by the switching time that is used to send missed call and the control end 100 of the pulse width modulating signal that do not read SMS message sends PWM (pulse width modulating signal) signal controlling Q4, the ON time of Q3 is shortened by long, progressively turn-off, the switch ratio of lamp D3 is progressively shortened by long like this, because the human eye vision effect, the effect of lamp is exactly by bright progressively deepening, realizes effect of breathing.
Two, preliminary filling deixis principle:
When the battery deep discharge, mobile phone can not normal boot-strap, field effect transistor Q1, and Q2, Q4 is in off state.After plugging charger, mobile phone detects charger, and Q3 is opened, and lights lamp D3, the indication precharging state.When preliminary filling finishes, behind the mobile phone energy normal boot-strap, turn-off Q3, Q4 extinguishes lamp D3.
Therefore a kind of mobile phone indicating circuit provided by the present invention when being used to be implemented in the battery deep discharge, is plugged the pre-charge state of indication mobile phone behind the charger.This circuit can be realized the breath light effect simultaneously, when the mobile phone normal boot-strap uses, and indication missed call and incident such as do not read SMS message.
The present invention utilizes simple discrete component to realize that in same circuit precharge indication and breath light indicate this two functions, has reduced cost; And the present invention can remedy the defective that the low-end mobile phone platform can not be realized preliminary filling indication, can use on any low-end mobile phone platform that does not have a preliminary filling deixis.
Should be understood that application of the present invention is not limited to above-mentioned giving an example, for those of ordinary skills, can be improved according to the above description or conversion that all these improvement and conversion all should belong to the protection range of claims of the present invention.
Claims (10)
1. a mobile phone indicating circuit comprises a luminous indicator elment, it is characterized in that, first end of described luminous indicator elment is connected to the cell-phone charging end, and its second end connects with reference to ground by first field effect transistor.
2. mobile phone indicating circuit according to claim 1, it is characterized in that, the D utmost point of described first field effect transistor is connected with described luminous indicator elment, the S utmost point connects with reference to ground, and the G utmost point is connected with the control end that is used to send missed call and do not read SMS message pulse width modulating signal by second field effect transistor.
3. mobile phone indicating circuit according to claim 1, it is characterized in that, it also comprises the FET switch circuit that an input is connected with battery of mobile phone, the switch control end of described FET switch circuit is connected with the second control signal end, and its output is connected with first end of described luminous indicator elment.
4. mobile phone indicating circuit according to claim 3, it is characterized in that, described FET switch circuit comprises the 3rd field effect transistor and the 4th field effect transistor, the G utmost point of described the 3rd field effect transistor is connected with the described second control signal end, the S utmost point connects with reference to ground, the D utmost point and is connected with the G utmost point of described the 4th field effect transistor, the S utmost point of described the 4th field effect transistor is connected with described battery of mobile phone, and its D utmost point is connected with first end of described luminous indicator elment.
5. mobile phone indicating circuit according to claim 4, it is characterized in that, it also comprises first diode that is arranged between described the 4th field effect transistor and the described luminous indicator elment, and the positive pole of described first diode is connected with the D utmost point of described the 4th field effect transistor, the negative pole of described first diode is connected with first end of described luminous indicator elment;
6. mobile phone indicating circuit according to claim 5, it is characterized in that, it also comprises second diode that is arranged between described cell-phone charging end and the described luminous indicator elment, the positive pole of described second diode is connected with described cell-phone charging end, and the negative pole of described second diode is connected with the negative pole of described first diode.
7. mobile phone indicating circuit according to claim 6 is characterized in that, the positive pole of described second diode also is connected with described cell-phone charging end by first current-limiting resistance.
8. mobile phone indicating circuit according to claim 7 is characterized in that, the negative pole public connecting end of described first diode and second diode is connected with first end of described luminous indicator elment by second current-limiting resistance.
9. mobile phone indicating circuit according to claim 2, it is characterized in that, the G utmost point of described second field effect transistor is connected with the control end that is used to send missed call and do not read SMS message pulse width modulating signal, and its S utmost point connects with reference to ground, and its D utmost point is connected with the G utmost point of first field effect transistor.
10. according to the arbitrary described mobile phone indicating circuit of claim 1-9, it is characterized in that described luminous indicator elment is a light-emitting diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010250291.1A CN101969483B (en) | 2010-08-02 | 2010-08-02 | Indication circuit of mobile phone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010250291.1A CN101969483B (en) | 2010-08-02 | 2010-08-02 | Indication circuit of mobile phone |
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| CN101969483A true CN101969483A (en) | 2011-02-09 |
| CN101969483B CN101969483B (en) | 2014-07-30 |
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| CN201010250291.1A Active CN101969483B (en) | 2010-08-02 | 2010-08-02 | Indication circuit of mobile phone |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102185941A (en) * | 2011-04-22 | 2011-09-14 | 惠州Tcl移动通信有限公司 | Mobile terminal |
| CN102291879A (en) * | 2011-05-19 | 2011-12-21 | 惠州Tcl移动通信有限公司 | Control circuit, method and device for charging indicator light as well as charging device |
| CN102378454A (en) * | 2011-12-05 | 2012-03-14 | 合肥美的荣事达电冰箱有限公司 | Breath light control circuit |
| CN104146607A (en) * | 2014-07-17 | 2014-11-19 | 广东艾沃科技有限公司 | Method for reducing energy consumption of water dispenser |
| CN109600509A (en) * | 2018-11-22 | 2019-04-09 | 惠州Tcl移动通信有限公司 | Method and system, charging equipment and the storage medium of the state of prompting mobile terminal |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4163924A (en) * | 1976-04-30 | 1979-08-07 | Nippon Kogaku K.K. | Circuit for turning on a charging-completion indicator separate from a flash unit |
| JPH05236673A (en) * | 1992-02-25 | 1993-09-10 | Matsushita Electric Works Ltd | Location display |
| CN201219205Y (en) * | 2008-04-28 | 2009-04-08 | 中银（宁波）电池有限公司 | Charger with illumination function |
| CN101578917A (en) * | 2006-11-09 | 2009-11-11 | 苹果公司 | Brightness control of a status indicator light |
| CN101720067A (en) * | 2009-12-24 | 2010-06-02 | 深圳华为通信技术有限公司 | Method and device for reminding people of unread information, and method and device for viewing information |
| CN201839325U (en) * | 2010-08-02 | 2011-05-18 | 惠州Tcl移动通信有限公司 | Mobile phone indicating circuit |
-
2010
- 2010-08-02 CN CN201010250291.1A patent/CN101969483B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4163924A (en) * | 1976-04-30 | 1979-08-07 | Nippon Kogaku K.K. | Circuit for turning on a charging-completion indicator separate from a flash unit |
| JPH05236673A (en) * | 1992-02-25 | 1993-09-10 | Matsushita Electric Works Ltd | Location display |
| CN101578917A (en) * | 2006-11-09 | 2009-11-11 | 苹果公司 | Brightness control of a status indicator light |
| CN201219205Y (en) * | 2008-04-28 | 2009-04-08 | 中银（宁波）电池有限公司 | Charger with illumination function |
| CN101720067A (en) * | 2009-12-24 | 2010-06-02 | 深圳华为通信技术有限公司 | Method and device for reminding people of unread information, and method and device for viewing information |
| CN201839325U (en) * | 2010-08-02 | 2011-05-18 | 惠州Tcl移动通信有限公司 | Mobile phone indicating circuit |
Non-Patent Citations (1)
| Title |
|---|
| 无: "《http://wenwen.soso.com/z/q141825462.htm》", 8 July 2009 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102185941A (en) * | 2011-04-22 | 2011-09-14 | 惠州Tcl移动通信有限公司 | Mobile terminal |
| CN102185941B (en) * | 2011-04-22 | 2013-11-06 | 惠州Tcl移动通信有限公司 | Mobile terminal |
| CN102291879A (en) * | 2011-05-19 | 2011-12-21 | 惠州Tcl移动通信有限公司 | Control circuit, method and device for charging indicator light as well as charging device |
| CN102378454A (en) * | 2011-12-05 | 2012-03-14 | 合肥美的荣事达电冰箱有限公司 | Breath light control circuit |
| CN102378454B (en) * | 2011-12-05 | 2014-10-01 | 合肥美的电冰箱有限公司 | Breath light control circuit |
| CN104146607A (en) * | 2014-07-17 | 2014-11-19 | 广东艾沃科技有限公司 | Method for reducing energy consumption of water dispenser |
| CN109600509A (en) * | 2018-11-22 | 2019-04-09 | 惠州Tcl移动通信有限公司 | Method and system, charging equipment and the storage medium of the state of prompting mobile terminal |
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|---|---|
| CN101969483B (en) | 2014-07-30 |
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Effective date of registration: 20201229 Address after: Northeast corner of the intersection of Beihuan road and Linji Road, Dingtao District, Heze City, Shandong Province Patentee after: HEZE SHUANGLONG METALLURGICAL MACHINERY Co.,Ltd. Address before: 510000 No.106 Fengze East Road, Nansha District, Guangzhou City, Guangdong Province (self compiled Building 1) x1301-a4845 (cluster registration) (JM) Patentee before: Guangzhou shengxia Intellectual Property Operation Co.,Ltd. Effective date of registration: 20201229 Address after: 510000 No.106 Fengze East Road, Nansha District, Guangzhou City, Guangdong Province (self compiled Building 1) x1301-a4845 (cluster registration) (JM) Patentee after: Guangzhou shengxia Intellectual Property Operation Co.,Ltd. Address before: 516006 TCL mobile communication company, No. 23 residential district, Huizhou hi tech Development Zone, Huicheng District, Guangdong Patentee before: HUIZHOU TCL MOBILE COMMUNICATION Co.,Ltd. |
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