CN204732902U - A kind of power supply circuits and terminal - Google Patents
A kind of power supply circuits and terminal Download PDFInfo
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- CN204732902U CN204732902U CN201520303925.3U CN201520303925U CN204732902U CN 204732902 U CN204732902 U CN 204732902U CN 201520303925 U CN201520303925 U CN 201520303925U CN 204732902 U CN204732902 U CN 204732902U
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- supply circuits
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Abstract
The utility model discloses a kind of power supply circuits and terminal, for powering to the first applying unit and the second applying unit, power supply circuits comprise: Power Management Unit and the first battery be connected with Power Management Unit, the second battery and charhing unit; Wherein, Power Management Unit is the first battery and the charging of the second battery for controlling charhing unit; The rated voltage of the first battery is higher than the rated voltage of the second battery; Power Management Unit, also powers to the first applying unit and controls the second battery power to the second applying unit for controlling the first battery; The operating voltage of the first applying unit is higher than the operating voltage of the second applying unit.The utility model embodiment employs the different battery of two rated voltages, and the battery that wherein rated voltage is higher is powered to the first applying unit that operating voltage is higher; The battery that rated voltage is lower is powered to the second applying unit that operating voltage is lower, improves power supplying efficiency, decreases power consumption.
Description
Technical field
The utility model relates to technical field of electronic equipment, particularly relates to a kind of power supply circuits and terminal.
Background technology
Current terminal (such as mobile phone, panel computer etc.) adopts a battery to power to the various applying units in terminal usually, the operating voltage needed due to the applying unit had is low, the operating voltage that some applying units need is high, so when adopting single powered battery, needs carry out repeatedly pressure regulation and the amplitude of pressure regulation is larger, due to the amplitude proportional of power supplying efficiency and power consumption and pressure regulation, so adopt, single battery powered mode power supplying efficiency is low, power consumption is comparatively large, and Long-Time Service can cause terminal to be generated heat.
Summary of the invention
The utility model embodiment provides a kind of power supply circuits and terminal, to improving the power supplying efficiency of terminal and reducing power consumption.
A kind of power supply circuits that the utility model embodiment provides, for powering to the first applying unit and the second applying unit, described power supply circuits comprise: Power Management Unit and the first battery, the second battery and the charhing unit that are connected with described Power Management Unit; Wherein,
Described Power Management Unit is described first battery and the charging of the second battery for controlling described charhing unit; The rated voltage of described first battery is higher than the rated voltage of described second battery;
Described Power Management Unit, also powers to described first applying unit and controls described second battery power to described second applying unit for controlling described first battery; The operating voltage of described first applying unit is higher than the operating voltage of described second applying unit.
Correspondingly, present invention also offers a kind of terminal, comprise the first applying unit, the second applying unit and foregoing power supply circuits.
Can find out, adopt the power supply circuits that the utility model provides, by using two batteries to power, the first battery that wherein rated voltage is higher is powered to the first applying unit that operating voltage is higher; The second battery that rated voltage is lower is powered to the second applying unit that operating voltage is lower, improves power supplying efficiency, decreases power consumption, thus also improves the problem of terminal heating.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of power supply circuits that the utility model provides;
Fig. 2 is the structural representation of the another kind of power supply circuits that the utility model provides;
Fig. 3 is the structural representation of the another kind of power supply circuits that the utility model provides;
Fig. 4 is the structural representation of the another kind of power supply circuits that the utility model provides;
Fig. 5 is the structural representation of the another kind of power supply circuits that the utility model provides;
Fig. 6 is the structural representation of a kind of terminal that the utility model provides;
Fig. 7 is the flow chart of the method for supplying power to of the power supply circuits of a kind of terminal that the utility model provides.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model embodiment provides a kind of power supply circuits, and by using two batteries to power, the first battery that wherein rated voltage is higher is powered to the first applying unit that operating voltage is higher; The second battery that rated voltage is lower is powered to the second applying unit that operating voltage is lower, can improve power supplying efficiency, reduce power consumption.Below be described in detail respectively.
Refer to Fig. 1, Fig. 1 is the structural representation of a kind of power supply circuits 100 that the utility model provides.As shown in Figure 1, power supply circuits 100 are for powering to the first applying unit and the second applying unit, and power supply circuits 100 comprise: the first battery 101, second battery 102, Power Management Unit 103 and charhing unit 104; Wherein, Power Management Unit 103 is that the first battery 101 and the second battery 102 charge for controlling charhing unit 104; The rated voltage of the first battery 101 is higher than the rated voltage of the second battery 102; Power Management Unit 103, also powers to the first applying unit and controls the second battery 102 power to the second applying unit for controlling the first battery 101; The operating voltage of described first applying unit is higher than the operating voltage of described second applying unit.It should be noted that, as the optional execution mode of one, the first applying unit and second applying unit are all not limited to only include an electricity consumption module, can have multiple electricity consumption module respectively.Particularly, as the optional execution mode of one, as shown in Figure 2, Power Management Unit 103 can comprise charge-discharge control unit 1031 and voltage conversion unit 1032; Wherein, charge-discharge control unit 1031, charges to the first battery 101 and controls charhing unit 104 charge to the second battery 102 for controlling charhing unit 104; Charge-discharge control unit 1031, is also powered by voltage conversion unit 1032 to the first applying unit and controls the second battery 102 powered to the second applying unit by voltage conversion unit 1032 for controlling the first battery 101.Voltage conversion unit 1032, powers to the first applying unit for the operating voltage being the first applying unit by the voltage transitions of the first battery 101; Voltage conversion unit 1032, also powers to the second applying unit for the operating voltage being the second applying unit by the voltage transitions of the second battery 102.
As the optional execution mode of one, as shown in Figure 3, charge-discharge control unit comprises: the first switch control unit 2031 and second switch control unit 2033;
Voltage conversion unit comprises: the first voltage conversion unit 2032 and the second voltage conversion unit 2034; Wherein,
First switch control unit 2031, be connected respectively with charhing unit 204, first battery 201 and the first voltage conversion unit 2032, be that the first battery 201 charges for controlling charhing unit 204, and powered to the first applying unit by the first voltage conversion unit 2032 for controlling the first battery 201;
Second switch control unit 2033, be connected respectively with charhing unit 204, second battery 202 and the second voltage conversion unit 2034, be that the second battery 202 charges for controlling charhing unit 204, and powered to the second applying unit by the second voltage conversion unit 2034 for controlling the second battery 202.
Power supply circuits in the present embodiment, provide two batteries and power, and the first battery that wherein rated voltage is higher is powered to the first applying unit that operating voltage is higher; The second battery that rated voltage is lower is powered to the second applying unit that operating voltage is lower, improves power supplying efficiency, reduces power consumption, thus also improves the problem of terminal heating.
Refer to Fig. 4, Fig. 4 is the structural representation of another kind of power supply circuits 200 disclosed in the utility model embodiment.In this embodiment, power supply circuits 200 comprise: the first battery 201, second battery 202, voltage management unit 203, charhing unit 204 and display unit 205.Wherein, display unit 205 is connected respectively with the first battery 201 and the second battery 202, for showing the total surplus electricity of the dump energy of the first battery 201, the dump energy of the second battery 202 or the first battery 201 and the second battery 202.Power Management Unit 203 comprises the first switch control unit 2031, first voltage conversion unit 2032, second switch control unit 2033 and the second voltage conversion unit 2034.
Power supply circuits in the present embodiment, provide two batteries and power, and the first battery that wherein rated voltage is higher is powered to the first applying unit that operating voltage is higher; The second battery that rated voltage is lower is powered to the second applying unit that operating voltage is lower, improves power supplying efficiency, reduces power consumption, further, can understand the dump energy of the first battery 201 or the second battery 202 by arranging display unit in time.
As the optional execution mode of one, whether the first battery 201 residual electric quantity that the first switch control unit 2031 can detect according to display unit 205 controls charhing unit 204 and charges to the first battery 201.Such as, if the dump energy presetting the first battery lower than total electricity 90% time; charging is proceeded to the first battery, then when the dump energy that display unit 205 detects the first battery 201 lower than total electricity 90% time, then the first switch control unit 2031 sends control signal and controls charhing unit 204 and power to the first battery 201, and after being full of electricity, the connection controlled between charhing unit 204 and the first battery 201 disconnects.Similarly, whether the second battery 202 residual electric quantity that the second pass control unit 2033 can detect according to display unit 205 controls charhing unit 204 and charge to the second battery 202.Such as, if the dump energy presetting the second battery 202 lower than total electricity 90% time; charging is proceeded to the second battery 202, then when the dump energy that display unit 205 detects the second battery 202 lower than total electricity 90% time, then second close control unit 2033 and send control signal and control charhing unit 204 and power to the second battery 202, after being full of electricity, the connection controlled between charhing unit 204 and the second battery 202 disconnects.It should be noted that, when display unit 205 show be the total surplus electricity of the first battery 201 and the second battery 202 time, the first switch control unit 2031 and second switch control unit 2033 can feel that the display and control charhing unit 204 of display unit 205 charges to the first battery 201 and the second battery 202.
Refer to Fig. 5, Fig. 5 is the structural representation of another kind of power supply circuits 300 disclosed in the utility model embodiment.Compared with the power supply circuits 200 in Fig. 4, add the booster circuit 3036 of connection first battery 301 and second switch control unit 3033 and be connected the reduction voltage circuit 3035 of the second battery 302 and the first switch control unit 3031.For in particular cases charging mutually between the first battery 301 and the second battery 302.Such as when circuit breaks down, charhing unit 304 can not be normally the first battery 301 or can not be normally that the second battery 302 is when charging, if the electricity of one of them battery is lower than set point, when the electricity of another one battery is more sufficient, the mutual supply of electric energy between the first battery and the second battery can be carried out by booster circuit 3036 or reduction voltage circuit 3035.
The utility model embodiment can improve the stability of system further by arranging booster circuit and reduction voltage circuit.
Refer to Fig. 6, Fig. 6 is the structural representation of a kind of terminal 400 disclosed in the utility model embodiment.Comprise power supply circuits 401, first applying unit 402 and second applying unit 403 of terminal.Wherein, the power supply circuits 401 of terminal comprise the first battery 4011, second battery 4012, Power Management Unit 4013 and charhing unit 4014, wherein, Power Management Unit 4013 is connected with described first battery 4011, second battery 4012, charhing unit 4014, first applying unit 402 and the second applying unit 403 respectively.Wherein, the rated voltage of the first battery 4011 is higher than the rated voltage of the second battery 4012; Power Management Unit 4013 controls charhing unit 4014 and is respectively the first battery 4011 and the second battery 4012 charges; Power Management Unit 4013 is also that the second applying unit is powered 403 power supplies for control the first battery 4011 be that the first applying unit 402 powers and control the second battery 4012; The operating voltage of the first applying unit 402 is higher than the operating voltage of the second applying unit 403.It should be noted that, the first applying unit 402, second applies single 403 can multiple application modules in counterpart terminal 400.First preset magnitude of voltage, such as a 2.8V, the operating voltage of the multiple application modules in the first applying unit is all more than or equal to 2.8V, and the operating voltage of the multiple application modules in the second applying unit is all less than 2.8V.First battery 4011 is through the Power Management Unit 4013 output multi-channel magnitude of voltage identical with the operating voltage of each application module in the first applying unit 402, such as, if the operating voltage of each application module in the first applying unit 402 comprises respectively: 2.8V, 3.0V, 3.5V, then the magnitude of voltage that exported by Power Management Unit 4013 of the first battery 4011 respectively: 2.8V, 3.0V, 3.5V.Correspondingly, the operating voltage of the multiple application modules in the second applying unit 403 is all less than 2.8V, second battery 4012 is through the Power Management Unit 4013 output multi-channel magnitude of voltage identical with the operating voltage of each application module in the second applying unit 402, such as, if the operating voltage of each application module in the second applying unit 403 comprises respectively: 1.8V, 0.9V, 0.6V, then the magnitude of voltage that exported by Power Management Unit 4013 of the second battery 4012 respectively: 1.8V, 0.9V, 0.6V.As optional execution mode, the power supply circuits of terminal can also adopt the structure in Fig. 2 to Fig. 5, repeat no more here.
Terminal in the present embodiment, provides two batteries to power to the first applying unit and the second applying unit, and the first battery that wherein rated voltage is higher is powered to the first applying unit that operating voltage is higher; The second battery that rated voltage is lower is powered to the second applying unit that operating voltage is lower, improves power supplying efficiency, reduces power consumption, thus also improves the problem of terminal heating.
Refer to Fig. 7, Fig. 7 is the flow chart of the method for supplying power to of a kind of power supply circuits that the utility model provides.Power supply circuits comprise: Power Management Unit and the first battery be connected with Power Management Unit, the second battery and charhing unit.As shown in Figure 7, a kind of method of supplying power to of power supply circuits of terminal that an embodiment of the present utility model provides can comprise:
S101, Power Management Unit detect the rated voltage of the first battery and the second battery rated voltage;
S102, Power Management Unit detect the operating voltage of the first applying unit and the operating voltage of the second applying unit;
S103, detect that the rated voltage of the first battery is greater than the rated voltage of described second battery when Power Management Unit, and during the operating voltage of the operating voltage of described first applying unit higher than described second applying unit, described Power Management Unit controls described first battery and powers to described first applying unit and control described second battery and power to described second applying unit.
Alternatively, in some feasible execution modes of the utility model, described method can also comprise:
Display unit detect the first battery dump energy, the dump energy of the second battery or the first battery and the total dump energy of the second battery;
Display unit according to testing result show the first battery dump energy, the dump energy of the second battery or the first battery and the total dump energy of the second battery.
Alternatively, described method can also comprise:
Second battery is charged to described first battery by booster circuit;
First battery is charged to described second battery by reduction voltage circuit.
The method of supplying power to of the power supply circuits in the present embodiment, the first battery and the second battery are powered to the first applying unit and the second applying unit respectively; Wherein, the first battery that rated voltage is higher is powered to the first applying unit that operating voltage is higher, the second battery that rated voltage is lower is powered to the second applying unit that operating voltage is lower, improves power supplying efficiency, reduces power consumption, thus also improves the problem of terminal heating.
Above disclosedly be only the utility model preferred embodiment, certainly can not limit the interest field of the utility model with this, therefore according to the equivalent variations that the utility model claim is done, still belong to the scope that the utility model is contained.
Claims (8)
1. power supply circuits, for powering to the first applying unit and the second applying unit, it is characterized in that, described power supply circuits comprise: Power Management Unit and the first battery, the second battery and the charhing unit that are connected with described Power Management Unit; Wherein
Described Power Management Unit is connected with the first battery, the second battery, charhing unit, the first applying unit and the second applying unit respectively.
2. power supply circuits according to claim 1, is characterized in that, described Power Management Unit comprises: charge-discharge control unit and voltage conversion unit;
Described charge-discharge control unit is connected respectively with described charhing unit, the first battery, the second battery and voltage conversion unit;
Described voltage conversion unit is connected respectively with described charge-discharge control unit, the first applying unit and the second applying unit.
3. power supply circuits according to claim 2, is characterized in that,
Described charge-discharge control unit comprises: the first switch control unit and second switch control unit;
Described voltage conversion unit comprises: the first voltage conversion unit and the second voltage conversion unit; Wherein,
Described first switch control unit, is connected respectively with described charhing unit, described first battery and described first voltage conversion unit;
Described second switch control unit, is connected respectively with described charhing unit, described second battery and described second voltage conversion unit;
Described first voltage conversion unit is connected between described first switch control unit and the first applying unit;
Described second voltage conversion unit is connected between described second switch control unit and the second applying unit.
4. power supply circuits according to claim 3, is characterized in that, Power Management Unit also comprises: the display unit be connected respectively with described first battery and described second battery.
5. the power supply circuits according to claim 3 or 4, is characterized in that, described Power Management Unit also comprises: booster circuit; Described booster circuit, is connected between described first battery and described second switch control unit.
6. power supply circuits according to claim 5, is characterized in that, described Power Management Unit also comprises: reduction voltage circuit; Described reduction voltage circuit, is connected between described second battery and described first switch control unit.
7. a terminal, is characterized in that, comprise the first applying unit, the second applying unit and as arbitrary in claim 1-6 as described in power supply circuits.
8. terminal according to claim 7, is characterized in that, described terminal is mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520303925.3U CN204732902U (en) | 2015-05-12 | 2015-05-12 | A kind of power supply circuits and terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520303925.3U CN204732902U (en) | 2015-05-12 | 2015-05-12 | A kind of power supply circuits and terminal |
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| Publication Number | Publication Date |
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| CN204732902U true CN204732902U (en) | 2015-10-28 |
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| CN201520303925.3U Expired - Fee Related CN204732902U (en) | 2015-05-12 | 2015-05-12 | A kind of power supply circuits and terminal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020124529A1 (en) * | 2018-12-21 | 2020-06-25 | Oppo广东移动通信有限公司 | Charging control apparatus and method, and electronic device |
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2015
- 2015-05-12 CN CN201520303925.3U patent/CN204732902U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020124529A1 (en) * | 2018-12-21 | 2020-06-25 | Oppo广东移动通信有限公司 | Charging control apparatus and method, and electronic device |
| US11476680B2 (en) | 2018-12-21 | 2022-10-18 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Device and method for charging control, electronic device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151028 Termination date: 20180512 |
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| CF01 | Termination of patent right due to non-payment of annual fee |