CN105743146A - Terminal cell and charging and discharging control method therefor - Google Patents
Terminal cell and charging and discharging control method therefor Download PDFInfo
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- CN105743146A CN105743146A CN201410750924.3A CN201410750924A CN105743146A CN 105743146 A CN105743146 A CN 105743146A CN 201410750924 A CN201410750924 A CN 201410750924A CN 105743146 A CN105743146 A CN 105743146A
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- array unit
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- charged state
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
Abstract
The invention discloses a terminal cell, and the cell comprises a cell array unit which comprises at least two cells; and an array control unit which is used for controlling all cells of the cell array unit to be connected electrically in a parallel manner when the cell array unit is in a charging state. When the cell array unit is in a non-charging state, the array control unit controls all cells of the cell array unit to be connected electrically in a series manner. The invention also discloses a charging and discharging control method for the terminal cell. The cell and method reduce the charging input voltage of the cell array unit. In a charging process, a charging voltage rises slowly, and the charging impedance rises slowly, so a phenomenon that the excessive impedance causes the abnormal cut-off of charging cannot appear, and the method can shorten the charging time of the terminal cell under the condition that the capacity of the terminal cell is high. Moreover, there is no need of a high-voltage battery cell, and a charging circuit cannot be damaged by a high voltage. The terminal cell is lower in manufacturing cost, and is longer in service life.
Description
Technical field
The present invention relates to communication technical field, particularly relate to the control method of a kind of end cell and discharge and recharge thereof.
Background technology
Battery is applied very extensive in daily life, little of the mobile terminal such as electronic toy, mobile phone, arrives greatly electric automobile, radar station.Battery capacity is big using cell process always to wish for people, and the charging interval is short, but the battery that prior art capacity is relatively larger, and it is long that its single charge (is depleted to till being full of) time expended by electricity；The battery that charging interval is short, its capacity is little, it is impossible to meet the instructions for use of user.
In order to ensure the shortening charging interval on the basis of end cell capacity, prior art adopts the mode that end cell is charged by high-voltage charger, adopt in this way battery because of needs adopt high pressure battery core, simultaneously need to increase corresponding circuit, circuit is easily damaged by high-tension impact, causes that battery cost is high, service life is short；Simultaneously along with the phenomenon of charging cutoff of anomaly can occur in the rising of cell voltage during charging, cause that battery electric quantity cannot be full of.
Summary of the invention
Present invention is primarily targeted at and solving prior art is the battery that guaranteed capacity realizes short time charging, there is cost height, service life short, and the technical problem that battery electric quantity cannot be full of.
For achieving the above object, a kind of end cell provided by the invention, described end cell includes:
Array unit, described array unit includes at least two battery；
Antenna array control unit, for when described array unit is in charged state, all batteries controlled in described array unit electrically connect in parallel；And when described array unit is in non-charged state, all batteries controlled in described array unit electrically connect in series.
Preferably, described antenna array control unit, specifically for when described array unit is in charged state, triggering according to the charging voltage of charge power supply input and electrically connected in parallel by all batteries in described array unit.
Preferably, described end cell, when described array unit is in charged state, charge power supply power to terminal.
Preferably, described antenna array control unit, it is additionally operable to when the electricity that charge power supply is powered to terminal is less than terminal works institute subfam. Spiraeoideae, the all batteries switched in described array unit electrically connect in series, so that described charge power supply is powered to described terminal with described array unit simultaneously, to meet terminal works institute subfam. Spiraeoideae.
Preferably, described array unit specifically includes: the first battery, the second battery, the first switch, second switch, the 3rd switch；
The positive pole of described first battery is connected with described first end of the first switch, the first end of described second switch respectively, and the negative pole of described first battery is connected with the first end of described 3rd switch and ground respectively；The positive pole of described second battery is connected with the second end of described first switch and voltage input/output terminal respectively, and the negative pole of described second battery is connected with the second end of the second end of described second switch and described 3rd switch respectively.
Preferably, described antenna array control unit, specifically for when array unit is in charged state, control the first switch, the 3rd switch are in closure state, and second switch is off；And when array unit is in non-charged state, control the first switch, the 3rd switch are off, and second switch is in closure state.
For achieving the above object, the present invention separately provides the control method of a kind of end cell discharge and recharge, and described end cell includes: array unit, and described array unit includes at least two battery；The step of the control method of described end cell discharge and recharge includes:
When described array unit is in charged state, all batteries controlled in described array unit electrically connect in parallel；
When described array unit is in non-charged state, all batteries controlled in described array unit electrically connect in series.
Preferably, the control method of described end cell discharge and recharge, when described array unit is in charged state, controls all batteries in described array unit and electrically connect in parallel and specifically include:
When described array unit is in charged state, triggers according to the charging voltage of charge power supply input and all batteries in described array unit are electrically connected in parallel.
Preferably, the control method of described end cell discharge and recharge, it is characterised in that when array unit is in charged state, charge power supply power to terminal.
Preferably, the control method of described end cell discharge and recharge, it is characterised in that also include:
When the electricity that described charge power supply is powered to terminal is less than terminal works institute subfam. Spiraeoideae, the all batteries switched in described array unit electrically connect in series, so that described charge power supply is powered to described terminal with described array unit simultaneously, to meet terminal works institute subfam. Spiraeoideae.
Preferably, described array unit specifically includes: the first battery, the second battery, the first switch, second switch, the 3rd switch；
The positive pole of described first battery is connected with described first end of the first switch, the first end of described second switch respectively, and the negative pole of described first battery is connected with the first end of described 3rd switch and ground respectively；The positive pole of described second battery is connected with the second end of described first switch and voltage input/output terminal respectively, and the negative pole of described second battery is connected with the second end of the second end of described second switch and described 3rd switch respectively.
Preferably, described when array unit is in charged state, control all batteries in described array unit electrically connect in parallel particularly as follows:
When array unit is in charged state, control the first switch, the 3rd switch are in closure state, and second switch is off；
Described when array unit is in non-charged state, control all batteries in described array unit electrically connect in series particularly as follows:
When array unit is in non-charged state, control the first switch, the 3rd switch are off, and second switch is in closure state.
The control method of end cell provided by the present invention and discharge and recharge thereof, by when array unit is in charged state, all batteries controlled in described array unit electrically connect in parallel；When array unit is in non-charged state, control the mode that all batteries in described array unit electrically connect in series, reduce the charging input voltage of array unit, in charging process, the charging voltage rate of climb of array unit is slow, thus charging impedance rise speed is slow, do not have therefore charging impedance excessive cause charging cutoff of anomaly, and phenomenon that cannot be fully charged, the charging interval (improving the charging rate of end cell) of end cell under ensureing end cell capacity high premise, can be shortened.Comparing high-voltage charging battery, the end cell of the present invention is without adopting high pressure battery core, and the charging circuit of array unit will not be subject to the impact of high-voltage charging and damage, and the cost of manufacture of end cell is lower, longer service life simultaneously.
Accompanying drawing explanation
Fig. 1 is the high-level schematic functional block diagram of end cell one embodiment of the present invention；
Fig. 2 is the electrical block diagram of array unit in Fig. 1；
Fig. 3 is the flow chart of control method one embodiment of the end cell discharge and recharge of the present invention.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein is only in order to explain the present invention, is not intended to limit the present invention.
The present invention further provides a kind of end cell, be the high-level schematic functional block diagram of end cell one embodiment of the present invention referring to Fig. 1, Fig. 1.In the present embodiment, end cell 100 includes: array unit 110 and antenna array control unit 120.Array unit 110 includes at least two battery.Antenna array control unit 120, for when array unit 110 is in charged state, all batteries controlled in array unit 110 electrically connect in parallel；And when array unit 110 is in non-charged state, all batteries controlled in array unit 110 electrically connect in series.
Described antenna array control unit 120, specifically for when described array unit 110 is in charged state, triggering according to the charging voltage of charge power supply input and electrically connected in parallel by all batteries in described array unit 110.Namely can be after the charge power supply of charger is connected with terminal in the present embodiment, charger realizes electrically connecting with the antenna array control unit 120 of end cell 100, now charger is to antenna array control unit 120 input voltage signal, the array unit 120 input voltage signal (5V voltage signal) according to charger, triggers and is electrically connected in parallel by all batteries in array unit 110.Additionally, due to the input voltage of charger higher than the charging voltage of array unit 110, the present embodiment is provided with buck voltage conversion circuit at described terminal inner；After charger connects terminal, the voltage input end of buck voltage conversion circuit electrically connects with the voltage input end of charger, the voltage output end of buck voltage conversion circuit electrically connects with battery display unit 110, make the high voltage that charger inputs in charging process to buck voltage conversion circuit, it is transformed to low-voltage by buck voltage conversion circuit, is then inputted low-voltage by buck voltage conversion circuit voltage output end to array unit 110.
The present embodiment is when being charged array unit 110, by all batteries in array unit 110 are electrically connected in parallel, the charging voltage of array unit 110 can be reduced, after the charging voltage of array unit 110 reduces, increase along with the charging interval, the charging voltage rate of climb of array unit 110 is slow, thus the charging impedance rise speed of array unit 110 is slow, array unit 110 does not have that therefore charging impedance is excessive causes charging cutoff of anomaly, and phenomenon that cannot be fully charged.Simultaneously because the charged electrical of array unit 110 forces down, therefore the charging circuit of array unit 110 will not be subject to the impact of charging voltage and damage.
The non-charged state of array unit described in the present embodiment 110 includes: array unit 110 discharge condition, array unit 110 do not discharge not power supply state (terminal power-off state), namely described antenna array control unit 120 at charger no longer to the initial time of its input voltage signal, all batteries in described array unit are converted to from the mode of electrical connection in parallel and electrically connect in series, and maintain all batteries always and electrically connect in series, until charger is to its input voltage signal again.
In the present embodiment, when array unit 110 discharges (array unit 110 is powered) for terminal, by all batteries in array unit 110 are electrically connected in series, the discharge voltage of array unit 110 can be raised, to meet the demand of terminal normal electricity consumption.
Being the electrical block diagram of array unit in Fig. 1 referring to Fig. 2, Fig. 2, wherein, the series, parallel mode of the array unit in the embodiment of the present invention is illustrated by Fig. 2 for two batteries.Array unit described in this example 110 includes two batteries, specifically includes: the first battery BAT1, the second battery BAT2, the first switch K1, second switch K2, the 3rd switch K3.The positive pole of described first battery BAT1 switchs first end 1 of K1 with described first respectively, first end 1 of described second switch K2 is connected, and the negative pole of described first battery BAT1 is connected with the described 3rd the first end 1 switching K3 and ground respectively；The positive pole of described second battery BAT2 is connected with the described first the second end 2 switching K1 and voltage input/output terminal respectively, and the negative pole of described second battery BAT2 is connected with the second end 2 of second end 2 of described second switch K2 and described 3rd switch K3 respectively.Wherein, described voltage input/output terminal is: when end cell is under charged state for voltage input end, when end cell is under discharge condition for voltage output end.Described antenna array control unit 120, specifically for when array unit 110 is in charged state, control the first switch K1, the 3rd switch K3 is in closure state, and second switch K2 is off, and namely now the first battery BAT1 and the second battery BAT2 electrically connects in parallel；And when array unit 110 is in non-charged state, control the first switch K1, the 3rd switch K3 are off, and second switch K2 is in closure state, and namely now the first battery BAT1 and the second battery BAT2 electrically connects in series.
The present invention proposes another embodiment of end cell, and the present embodiment has improved on the basis of above-described embodiment, thes improvement is that: when array unit 110 is in charged state, charge power supply power to terminal.Described antenna array control unit 120, it is additionally operable to when the electricity that charge power supply is powered to terminal is less than terminal works institute subfam. Spiraeoideae, the all batteries switched in described array unit 110 electrically connect in series, so that described charge power supply is powered to described terminal with described array unit 110 simultaneously, to meet terminal works institute subfam. Spiraeoideae.Namely when the electricity that charge power supply is powered to terminal is less than terminal works institute subfam. Spiraeoideae, antenna array control unit 120 all batteries in array unit 110 are switched to by electric connection mode in parallel the electric connection mode of series connection.Now charge power supply is no longer charged to array unit 110, only powers for terminal, and is terminal afterflow by array unit 110.
End cell 100 embodiment provided by the present invention, by when array unit 110 is in charged state, all batteries controlled in described array unit 110 electrically connect in parallel；When array unit 110 is in non-charged state, control the mode that all batteries in described array unit 110 electrically connect in series, reduce the charging input voltage of array unit 110, in charging process, the charging voltage rate of climb of array unit 110 is slow, thus charging impedance rise speed is slow, do not have therefore charging impedance excessive cause charging cutoff of anomaly, and phenomenon that cannot be fully charged, can under ensureing end cell 100 capacity high premise, shorten the charging interval (improving the charging rate of end cell 100) of end cell 100.Comparing high-voltage charging battery, the end cell 100 of the present invention is without adopting high pressure battery core, and the charging circuit of array unit 110 will not be subject to the impact of high-voltage charging and damage, and the cost of manufacture of end cell 100 is lower, longer service life simultaneously.
The present invention provides the control method of a kind of end cell discharge and recharge, is the flow chart of control method one embodiment of the end cell discharge and recharge of the present invention with reference to Fig. 3, Fig. 3.In one embodiment, the control method of described end cell discharge and recharge includes:
Step S10, when array unit 110 is in charged state, all batteries controlled in described array unit 110 electrically connect in parallel.
End cell described in the present embodiment is that the end cell 100 described in above-described embodiment includes array unit 110 and antenna array control unit 120.Described battery display unit 110 includes at least two batteries.Described step S10 is particularly as follows: when described array unit 110 is in charged state, triggers according to the charging voltage of charge power supply input and electrically connected in parallel by all batteries in described array unit 110.Namely can be after the charge power supply of charger is connected with terminal in the present embodiment, charger realizes electrically connecting with the antenna array control unit 120 of end cell 100, now charger is to antenna array control unit 120 input voltage signal, the array unit 120 input voltage signal (such as 5V voltage signal) according to charger, triggers and is electrically connected in parallel by all batteries in array unit 110.Additionally, due to the input voltage of charger higher than the charging voltage of array unit 110, the present embodiment is provided with buck voltage conversion circuit at described terminal inner；After charger connects terminal, the voltage input end of buck voltage conversion circuit electrically connects with the voltage input end of charger, the voltage output end of buck voltage conversion circuit electrically connects with battery display unit 110, make the high voltage that charger inputs in charging process to buck voltage conversion circuit, it is transformed to low-voltage by buck voltage conversion circuit, is then inputted low-voltage by buck voltage conversion circuit voltage output end to array unit 110.
The present embodiment is when being charged array unit 110, by all batteries in array unit 110 are electrically connected in parallel, the charging voltage of array unit 110 can be reduced, after the charging voltage of array unit 110 reduces, increase along with the charging interval, the charging voltage rate of climb of array unit 110 is slow, thus the charging impedance rise speed of array unit 110 is slow, array unit 110 does not have that therefore charging impedance is excessive causes charging cutoff of anomaly, and phenomenon that cannot be fully charged.Simultaneously because the charged electrical of array unit 110 forces down, therefore the charging circuit of array unit 110 will not be subject to the impact of charging voltage and damage.
Step S20, when array unit 110 is in non-charged state, all batteries controlled in described array unit 110 electrically connect in series.
The non-charged state of array unit described in the present embodiment 110 includes: array unit 110 discharge condition, array unit 110 do not discharge not power supply state (terminal power-off state), namely described antenna array control unit 120 at charger no longer to the initial time of its input voltage signal, all batteries in described array unit are converted to from the mode of electrical connection in parallel and electrically connect in series, and maintain all batteries always and electrically connect in series, until charger is to its input voltage signal again.
In the present embodiment, when array unit 110 discharges (array unit 110 is powered) for terminal, by all batteries in array unit 110 are electrically connected in series, the discharge voltage of array unit 110 can be raised, to meet the demand of terminal normal electricity consumption.
Referring to Fig. 2, array unit described in this example 110 includes two batteries, specifically includes: the first battery BAT1, the second battery BAT2, the first switch K1, second switch K2, the 3rd switch K3.The positive pole of described first battery BAT1 switchs first end 1 of K1 with described first respectively, first end 1 of described second switch K2 is connected, and the negative pole of described first battery BAT1 is connected with the described 3rd the first end 1 switching K3 and ground respectively；The positive pole of described second battery BAT2 is connected with the described first the second end 2 switching K1 and voltage input/output terminal respectively, and the negative pole of described second battery BAT2 is connected with the second end 2 of second end 2 of described second switch K2 and described 3rd switch K3 respectively.Wherein, described voltage input/output terminal is: when end cell is under charged state for voltage input end, when end cell is under discharge condition for voltage output end.Described step S10 is particularly as follows: when array unit 110 is in charged state, control the first switch K1, the 3rd switch K3 is in closure state, second switch K2 is off, and namely now the first battery BAT1 and the second battery BAT2 electrically connects in parallel.Described step S20 is particularly as follows: when array unit 110 is in non-charged state, control the first switch K1, the 3rd switch K3 is off, second switch K2 is in closure state, and namely now the first battery BAT1 and the second battery BAT2 electrically connects in series.
The present invention proposes another embodiment of control method of end cell discharge and recharge, and the present embodiment has improved on the basis of above-described embodiment, thes improvement is that: when array unit 110 is in charged state, charge power supply power to terminal；And when the electricity that charge power supply is powered to terminal is less than terminal works institute subfam. Spiraeoideae, all batteries in switching array unit 110 electrically connect in series, so that described charge power supply is powered to described terminal with described array unit simultaneously, to meet terminal works institute subfam. Spiraeoideae.Namely when the electricity that charge power supply is powered to terminal is less than terminal works institute subfam. Spiraeoideae, antenna array control unit 120 all batteries in array unit 110 are switched to by electric connection mode in parallel the electric connection mode of series connection.Now charge power supply is no longer charged to array unit 110, only powers for terminal, and is terminal afterflow by array unit.
The control method embodiment of end cell discharge and recharge provided by the present invention, by when array unit 110 is in charged state, all batteries controlled in described array unit 110 electrically connect in parallel；When array unit is in 110 non-charged state, control the mode that all batteries in described array unit 110 electrically connect in series, reduce the charging input voltage of array unit 110, in charging process, the charging voltage rate of climb of array unit 110 is slow, thus charging impedance rise speed is slow, do not have therefore charging impedance excessive cause charging cutoff of anomaly, and phenomenon that cannot be fully charged, can under ensureing end cell 100 capacity high premise, shorten the charging interval (improving the charging rate of end cell) of end cell 100.Comparing high-voltage charging battery, the end cell 100 of the present invention is without adopting high pressure battery core, and the charging circuit of array unit 110 will not be subject to the impact of high-voltage charging and damage, and the cost of manufacture of end cell 100 is lower, longer service life simultaneously.
Additionally, the control method embodiment of above end cell embodiment and end cell discharge and recharge can also adopt boost circuitry instead antenna array control unit 120, adopt boost circuit can realize the connected mode of batteries all in array unit 120 is switched over to its input voltage signal without charger, but when adopting boost circuit, boost circuit needs to be in all the time opening.
These are only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure utilizing description of the present invention and accompanying drawing content to make or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical fields, all in like manner include in the scope of patent protection of the present invention.
Claims (12)
1. an end cell, it is characterised in that described end cell includes:
Array unit, described array unit includes at least two battery；
Antenna array control unit, for when described array unit is in charged state, all batteries controlled in described array unit electrically connect in parallel；And when described array unit is in non-charged state, all batteries controlled in described array unit electrically connect in series.
2. end cell according to claim 1, it is characterized in that, described antenna array control unit, specifically for when described array unit is in charged state, triggering according to the charging voltage of charge power supply input and electrically connected in parallel by all batteries in described array unit.
3. end cell as claimed in claim 1, it is characterised in that when described array unit is in charged state, charge power supply power to terminal.
4. end cell as claimed in claim 3, it is characterised in that
Described antenna array control unit, it is additionally operable to when the electricity that charge power supply is powered to terminal is less than terminal works institute subfam. Spiraeoideae, the all batteries switched in described array unit electrically connect in series, so that described charge power supply is powered to described terminal with described array unit simultaneously, to meet terminal works institute subfam. Spiraeoideae.
5. the end cell as described in any one of Claims 1-4, it is characterised in that described array unit specifically includes: the first battery, the second battery, the first switch, second switch, the 3rd switch；
The positive pole of described first battery is connected with described first end of the first switch, the first end of described second switch respectively, and the negative pole of described first battery is connected with the first end of described 3rd switch and ground respectively；The positive pole of described second battery is connected with the second end of described first switch and voltage input/output terminal respectively, and the negative pole of described second battery is connected with the second end of the second end of described second switch and described 3rd switch respectively.
6. end cell as claimed in claim 5, it is characterised in that
Described antenna array control unit, specifically for when array unit is in charged state, control the first switch, the 3rd switch are in closure state, and second switch is off；And when array unit is in non-charged state, control the first switch, the 3rd switch are off, and second switch is in closure state.
7. the control method of an end cell discharge and recharge, it is characterised in that described end cell includes: array unit, described array unit includes at least two battery；The step of the control method of described end cell discharge and recharge includes:
When described array unit is in charged state, all batteries controlled in described array unit electrically connect in parallel；
When described array unit is in non-charged state, all batteries controlled in described array unit electrically connect in series.
8. the control method of end cell discharge and recharge as claimed in claim 7, it is characterised in that when described array unit is in charged state, controls all batteries in described array unit and electrically connects in parallel and specifically include:
When described array unit is in charged state, triggers according to the charging voltage of charge power supply input and all batteries in described array unit are electrically connected in parallel.
9. the control method of end cell discharge and recharge as claimed in claim 8, it is characterised in that when array unit is in charged state, charge power supply power to terminal.
10. the control method of end cell discharge and recharge as claimed in claim 9, it is characterised in that also include:
When the electricity that described charge power supply is powered to terminal is less than terminal works institute subfam. Spiraeoideae, the all batteries switched in described array unit electrically connect in series, so that described charge power supply is powered to described terminal with described array unit simultaneously, to meet terminal works institute subfam. Spiraeoideae.
11. the control method of the end cell discharge and recharge as described in any one of claim 7 to 10, it is characterised in that
Described array unit specifically includes: the first battery, the second battery, the first switch, second switch, the 3rd switch；
The positive pole of described first battery is connected with described first end of the first switch, the first end of described second switch respectively, and the negative pole of described first battery is connected with the first end of described 3rd switch and ground respectively；The positive pole of described second battery is connected with the second end of described first switch and voltage input/output terminal respectively, and the negative pole of described second battery is connected with the second end of the second end of described second switch and described 3rd switch respectively.
12. the control method of end cell discharge and recharge as claimed in claim 11, it is characterised in that
Described when array unit is in charged state, control all batteries in described array unit electrically connect in parallel particularly as follows:
When array unit is in charged state, control the first switch, the 3rd switch are in closure state, and second switch is off；
Described when array unit is in non-charged state, control all batteries in described array unit electrically connect in series particularly as follows:
When array unit is in non-charged state, control the first switch, the 3rd switch are off, and second switch is in closure state.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410750924.3A CN105743146A (en) | 2014-12-09 | 2014-12-09 | Terminal cell and charging and discharging control method therefor |
| PCT/CN2015/074759 WO2016090763A1 (en) | 2014-12-09 | 2015-03-20 | Terminal device battery and method for control of charge and discharge thereof |
| PCT/CN2015/079520 WO2016090852A1 (en) | 2014-12-09 | 2015-05-21 | Terminal device battery and method for control of charge and discharge thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410750924.3A CN105743146A (en) | 2014-12-09 | 2014-12-09 | Terminal cell and charging and discharging control method therefor |
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| CN105743146A true CN105743146A (en) | 2016-07-06 |
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| CN201410750924.3A Withdrawn CN105743146A (en) | 2014-12-09 | 2014-12-09 | Terminal cell and charging and discharging control method therefor |
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| Country | Link |
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| CN (1) | CN105743146A (en) |
| WO (2) | WO2016090763A1 (en) |
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| CN110741528A (en) * | 2018-12-21 | 2020-01-31 | Oppo广东移动通信有限公司 | Battery power supply circuit, equipment to be charged and charging control method |
| CN114268157A (en) * | 2021-12-30 | 2022-04-01 | 重庆长安汽车股份有限公司 | Power battery, power battery series-parallel connection control method and automobile |
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| CN106130134B (en) * | 2016-08-19 | 2019-06-07 | 维沃移动通信有限公司 | A kind of charging circuit and mobile terminal |
| DE102017222192A1 (en) * | 2017-12-07 | 2019-06-13 | Audi Ag | HV battery assembly for a motor vehicle, electrical system, motor vehicle and method for controlling a HV battery assembly |
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| CN104092266A (en) * | 2014-07-25 | 2014-10-08 | 李晚霞 | Method and device for charging and discharging power batteries fast and safely |
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| CN110741528A (en) * | 2018-12-21 | 2020-01-31 | Oppo广东移动通信有限公司 | Battery power supply circuit, equipment to be charged and charging control method |
| WO2020124588A1 (en) * | 2018-12-21 | 2020-06-25 | Oppo广东移动通信有限公司 | Battery power supply circuit, device to be charged and charging control method |
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| JP2021510999A (en) * | 2018-12-21 | 2021-04-30 | オッポ広東移動通信有限公司Ｇｕａｎｇｄｏｎｇ Ｏｐｐｏ Ｍｏｂｉｌｅ Ｔｅｌｅｃｏｍｍｕｎｉｃａｔｉｏｎｓ Ｃｏｒｐ．， Ｌｔｄ． | Battery power supply circuit, equipment to be charged, and charge control method |
| AU2018432185B2 (en) * | 2018-12-21 | 2021-10-28 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Battery supply circuits, devices to be charged, and charging control methods |
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| US11652353B2 (en) | 2018-12-21 | 2023-05-16 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Devices to be charged and charging control methods |
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| WO2016090763A1 (en) | 2016-06-16 |
| WO2016090852A1 (en) | 2016-06-16 |
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