CN101771293A - Handheld mobile terminal and power supply device thereof - Google Patents
Handheld mobile terminal and power supply device thereof Download PDFInfo
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- CN101771293A CN101771293A CN200910108374A CN200910108374A CN101771293A CN 101771293 A CN101771293 A CN 101771293A CN 200910108374 A CN200910108374 A CN 200910108374A CN 200910108374 A CN200910108374 A CN 200910108374A CN 101771293 A CN101771293 A CN 101771293A
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- battery
- mobile terminal
- handheld mobile
- cell
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
Abstract
The invention provides a handheld mobile terminal and a power supply thereof; the power supply device comprises at least two batteries, a detection module, a judgment module and a switching module; wherein, one battery is a current power supply battery and the other battery is a non-current power supply battery; the detection module is used for detecting the power supply voltage of the current power supply battery, and transmitting the detection result to the judgment module; the judgment module is used for judging if a switching signal is sent to the switching module according to the detection result; and the switching module is used for switching the non-current power supply battery to supply power for the handheld mobile terminal according to the switching signal. The invention improves the electrified use time of the handheld mobile terminal and prevents the unnecessary trouble due to sudden power supply cutoff of the handheld mobile terminal in use.
Description
Technical field
The present invention relates to the handheld mobile terminal application, relate in particular to a kind of handheld mobile terminal and electric supply installation thereof.
Background technology
In recent years, along with the development of wireless communication technique, mobile phone becomes people's indispensable communication tool of living.And the development of present information commercial affairs makes the requirement of user adversary's machine stand-by time and air time more and more higher.The stand-by time of mobile phone and air time have become the user and have selected one of major criterion of mobile phone, and stand-by time and air time are long more, are subjected to user's favor more.Usually, the length of the time of standby and conversation all depends on the capacity of battery, and battery capacity and battery volume have certain relation.But along with the trend of modern science and technology mobile phone to miniaturization development, its battery volume is subjected to the restriction of mobile phone volume can not be excessive, thereby causes the capacity of battery also to be restricted, and therefore is difficult to satisfy user's demand.
In the market mobile phone adopt usually monocell to mobile phone power supply and civil power to this powered battery, this supply power mode realizes simple, is convenient to design.When cell voltage dropped to 3.5V by 4.2V, the user just can not re-use mobile phone, can only could recover to use to its charging by civil power.But when if the user is in no civil power environment or important business occasion at this moment, the monocell power supply just can not have been satisfied user's demand, and this has become a bottleneck of monocell mobile phone.
Occurred the mode of double cell to the mobile phone power supply on the market: a battery adds a reserve battery in addition in the power supply of mobile phone insider adversary machine.When wherein battery electric quantity was not enough, another piece battery was replaced it, and two batteries use in turn, and the wheel current charge has only a battery and mobile phone is inner actual.These two batteries all adopt commercial power charged mode to replenish electric weight, but when the user was in the no civil power environment, in a single day battery just exhausts can't re-use mobile phone.In addition, though this mode has prolonged the charged service time of mobile phone, the user will carry a reserve battery, also will open mobile phone and change battery, brings a lot of inconvenience to the user.
Summary of the invention
The invention provides a kind of handheld mobile terminal and electric supply installation thereof, can prolong the charged service time of handheld mobile terminal, and the sudden power when preventing that the user from using handheld mobile terminal.
For solving the problems of the technologies described above, the present invention has adopted following technical scheme:
A kind of handheld mobile terminal electric supply installation comprises: at least two batteries, and wherein one is current supplying cell, another piece is non-current supplying cell; Detection module is used for detecting the supply power voltage of the current supplying cell of described battery, and testing result is transferred to judge module; Judge module is used for judging whether to send switching signal to handover module according to described testing result; Handover module, the non-current supplying cell that is used for switching according to switching signal described battery is powered to described handheld mobile terminal.
In a kind of embodiment of above-mentioned handheld mobile terminal electric supply installation, described battery comprises the combination in any of lithium battery, polymer battery, dry cell, solar cell, fuel cell or described lithium battery, polymer battery, dry cell, solar cell, fuel cell.
In a kind of embodiment of above-mentioned handheld mobile terminal electric supply installation, described judge module comprises that voltage threshold is provided with unit and comparing unit; Described voltage threshold is provided with the unit and is used to be provided with voltage threshold; Described comparing unit is used for described supply power voltage and described voltage threshold are compared, and according to comparative result, judges whether to send switching signal.
In a kind of embodiment of above-mentioned handheld mobile terminal electric supply installation, also comprise in AC charging module and the DC charging module at least one; Described AC charging module is used for AC power described battery being charged; Described DC charging module is used for DC power supply described battery being charged.
In a kind of embodiment of above-mentioned handheld mobile terminal electric supply installation, described DC power supply comprises dry cell, secondary cell, solar cell or fuel cell.
In a kind of embodiment of above-mentioned handheld mobile terminal electric supply installation, also comprise the battery status display module, be used to show the user mode of described current supplying cell, and at judge module when handover module sends switching signal, show the information that battery switches.
The invention also discloses a kind of handheld mobile terminal, comprise above-mentioned arbitrary handheld mobile terminal electric supply installation.
Described handheld mobile terminal comprises mobile phone or personal digital assistant equipment.
The present invention adopts the built-in many batteries of handheld mobile terminal that it is powered, and has prolonged the charged service time of handheld mobile terminal, removes the user from and carries reserve battery separately and open the trouble that phone housing is changed battery.The cooperation of detection module, judge module and handover module has realized the automatic switchover between the double cell, has prevented the unnecessary trouble that sudden power was brought to the user when user was using handheld mobile terminal.
Further, battery can be lithium battery, polymer battery, dry cell and their combination, brings different selections to the user, satisfies requirements of different users.Both can adopt AC power to battery.For example commercial power charged; Also can adopt DC power supply, for example dry battery charge makes whether the user is in the supply that the civil power environment all can guarantee the handheld mobile terminal power supply, for user's use brings convenience.In addition, the present invention can in time show the user mode of battery, reminds the user in time mobile phone to be charged.
Description of drawings
Fig. 1 is specific embodiment of the invention handheld mobile terminal electric supply installation structure journey figure;
Fig. 2-a is one of specific embodiment of the invention handheld mobile terminal electric supply installation circuit theory diagrams;
Fig. 2-b is two of a specific embodiment of the invention handheld mobile terminal electric supply installation circuit theory diagrams;
Fig. 2-c is three of a specific embodiment of the invention handheld mobile terminal electric supply installation circuit theory diagrams.
Embodiment
Below in conjunction with specifically the specific embodiment of the present invention being elaborated.
Main purpose of the present invention provides a kind of handheld mobile terminal and electric supply installation thereof, below, will be example with mobile phone (being mobile phone), embodiments of the invention are described.Should be appreciated that handheld mobile terminal of the present invention, be not limited to mobile phone, can comprise that also personal digital assistant equipment (being PDA) waits other handheld mobile terminals.
Fig. 1 is an embodiment of the invention handheld mobile terminal electric supply installation structure chart.Diagram is an example with two batteries, should be appreciated that number of batteries is not limited to two, can be more than two.For describe just, these two batteries are called first battery and second battery.
One of them powers first battery and second battery to mobile phone.If first battery is powered to mobile phone, claim that then first battery is current supplying cell, second battery is non-current supplying cell.Otherwise first battery is non-current supplying cell, and second battery is non-current supplying cell.Be that current supplying cell is an example all hereinafter with first battery.Detection module detects the supply power voltage of current supplying cell, and testing result is transferred to judge module.Whether judge module sends switching signal to handover module according to the testing result interpretation.Handover module switches non-current supplying cell according to switching signal powers to mobile phone.
In addition, the present invention can adopt at least a in AC charging mode and the DC charging mode, in Fig. 1, shows the embodiment that adopts AC charging mode and DC charging mode simultaneously.Among the figure, the AC charging mode is implemented by commercial power charged module, and the charging modes of civil power (220v alternating current) promptly is provided.The DC charging mode is implemented by the dry battery charge module, and promptly dc charging power supply is a dry cell.The user can freely select different charging modes according to residing varying environment.When the user was in the environment that civil power is arranged, available civil power was to first or second battery charge, not only convenient but also environmental protection; But when being in the no civil power environment such as remote mountain areas as the user, just can adopt the mode of dry cell, guarantee the supply of electrical energy of mobile phone, be user-friendly to first or second battery charge.
Wherein, dc charging power supply in the DC charging mode, be not limited to adopt the dry battery charge module, also can adopt the charging module as power supply such as secondary cell, solar cell, fuel cell, be used for directly or through the multiple back of decreasing first or second battery being charged as charge power supply with dry cell, rechargeable battery, secondary cell, solar cell, fuel cell etc.
The judge module of the specific embodiment of the invention comprises that voltage threshold is provided with unit and comparing unit; Voltage threshold is provided with the unit and is used to be provided with voltage threshold; Comparing unit is used for described supply power voltage and described voltage threshold are compared, and according to comparative result, judges whether to send switching signal.
The specific embodiment of the invention also comprises the battery status display module, is used to show the user mode of current supplying cell, and at judge module when handover module sends switching signal, show the information that battery switches.
First battery in the specific embodiment of the invention and second battery can all be lithium battery, polymer battery or dry cell, and also can be including, but not limited to such combination: first battery be a lithium battery, and second battery is polymer battery or dry cell.
The embodiment of the invention adopts the mode of embedded in mobile phone double cell to its power supply, has prolonged mobile phone charged service time.Two batteries all place mobile phone inside simultaneously, remove the user from and carry reserve battery separately and open the trouble that phone housing is changed battery.Can realize between the double cell automaticallying switch, removed the unnecessary puzzlement that the user produces because of the mobile phone sudden power from using mobile phone, remove user's trouble and worry from.
Fig. 2-a, Fig. 2-b, Fig. 2-c are described the part of specific embodiment of the invention handheld mobile terminal electric supply installation circuit theory respectively.Adopting lithium battery in the specific embodiment of the invention is main battery (first battery), and polymer battery is recessive battery (second battery), and the battery capacity size is by the project organization decision of battery.When main battery was worked, main battery produced high level, and the base stage by current-limiting resistance control triode Q203 (DTC114YET1) makes triode Q203 saturation conduction; The collector electrode of triode Q203 produces low level MAINDRV signal and removes to control main metal-oxide-semiconductor U204 (FDMA1023), makes main battery voltage pass through main metal-oxide-semiconductor U204, for mobile phone provides required main power source.The collector electrode of triode Q203 produces low level simultaneously, by or the base stage of door chip NL17SZ32 control triode Q204 (UMT2222A), because the level of control triode Q204 base stage is a low level, triode Q204 collector electrode produces the secondary metal-oxide-semiconductor U205 (FDMA1023) of the BAKDRV signal controlling of high level.Because secondary metal-oxide-semiconductor U205 grid is high level, thus secondary metal-oxide-semiconductor U205 end, thereby recessive battery is not worked.
When the main battery supply power voltage was not enough, main battery produced low level, and the base stage by current-limiting resistance control triode Q203 makes triode Q203 be in cut-off state; The MAINDRV signal of the collector electrode generation high level of triode Q203 removes to control the grid of main metal-oxide-semiconductor U204, because the level of the main metal-oxide-semiconductor U204 grid of control is a high level, so main metal-oxide-semiconductor U204 does not work.The MAINDRV signal of the high level that the collector electrode of triode Q203 produces simultaneously by or the base stage of door chip NL17SZ32 control triode Q204.Because the level by triode Q204 base stage is a high level, so Q204 saturation conduction; The collector electrode of Q204 produces the grid that low level BAKDRV signal removes to control secondary metal-oxide-semiconductor U205, makes secondary metal-oxide-semiconductor U205 conducting, at this moment provides power supply by recessive battery to mobile phone, makes the mobile phone operate as normal.
Recessive battery charge is adopted the 1.5V dry cell or is higher than the 1.5V DC power supply, and dry cell interface BT203 is raised to 5V by the chip AS6301 that boosts by 1.5V, by a rectifier diode it is isolated.And by the size of software control to recessive battery charge, charging current is by the recessive battery charge of the diode pair of secondary metal-oxide-semiconductor U205 inside.Can adopt 1.5V dry cell or more piece dry cell to recessive battery charge, and with commercial power charged charger; Maybe can place and do in the mobile phone as recessive battery with a joint dry cell.
When use is commercial power charged, can charge together to main battery and recessive battery.When inserting civil power, charger provides the voltage of 5V, and the size by the software control charging current.When being civil power, high level control of the I/O mouth output of CPU or door chip NL17SZ32 output high level are to triode Q204, make its saturation conduction, the collector electrode of triode Q204 produces the grid of the secondary metal-oxide-semiconductor U205 of low level BAKDRV signal controlling, makes its conducting to recessive battery charge.The base stage of the output of main battery work simultaneously high level control triode Q203 makes the grid of MAINDRV signal controlling master metal-oxide-semiconductor U204 of the collector electrode output low level of triode Q203, thereby main metal-oxide-semiconductor U204 conducting is charged to main battery.
The model of the model of the triode that provides in the embodiment of the invention, the model of metal-oxide-semiconductor or door chip and the model of the chip that boosts are provided in the embodiment of the invention, and other different conversion can also be arranged.
Above content be in conjunction with concrete preferred implementation to further describing that the present invention did, but this example of just lifting for ease of understanding should not think that concrete enforcement of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can make various possible being equal to and change or replacement, these changes or replacement all should belong to protection scope of the present invention.
Claims (8)
1. a handheld mobile terminal electric supply installation is characterized in that, comprising:
At least two batteries, wherein one is current supplying cell, another piece is non-current supplying cell;
Detection module is used for detecting the supply power voltage of the current supplying cell of described battery, and testing result is transferred to judge module;
Judge module is used for judging whether to send switching signal to handover module according to described testing result;
Handover module, the non-current supplying cell that is used for switching according to switching signal described battery is powered to described handheld mobile terminal.
2. handheld mobile terminal electric supply installation according to claim 1, it is characterized in that described battery comprises the combination in any of lithium battery, polymer battery, dry cell, solar cell, fuel cell or described lithium battery, polymer battery, dry cell, solar cell, fuel cell.
3. handheld mobile terminal electric supply installation according to claim 1 is characterized in that, described judge module comprises that voltage threshold is provided with unit and comparing unit; Described voltage threshold is provided with the unit and is used to be provided with voltage threshold; Described comparing unit is used for described supply power voltage and described voltage threshold are compared, and according to comparative result, judges whether to send switching signal.
4. according to the arbitrary described handheld mobile terminal electric supply installation of claim 1 to 3, it is characterized in that, also comprise in AC charging module and the DC charging module at least one;
Described AC charging module is used for AC power described battery being charged;
Described DC charging module is used for DC power supply described battery being charged.
5. handheld mobile terminal electric supply installation according to claim 4 is characterized in that described DC power supply comprises dry cell, secondary cell, solar cell or fuel cell.
6. according to the arbitrary described handheld mobile terminal electric supply installation of claim 1 to 3, it is characterized in that, also comprise the battery status display module, be used to show the user mode of described current supplying cell, and at judge module when handover module sends switching signal, show the information that battery switches.
7. a handheld mobile terminal is characterized in that, comprises the handheld mobile terminal electric supply installation of claim 1 to 6 shown in each.
8. handheld mobile terminal as claimed in claim 7 is characterized in that, described handheld mobile terminal comprises mobile phone or personal digital assistant equipment.
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910108374A CN101771293A (en) | 2009-06-22 | 2009-06-22 | Handheld mobile terminal and power supply device thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910108374A CN101771293A (en) | 2009-06-22 | 2009-06-22 | Handheld mobile terminal and power supply device thereof |
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| CN101771293A true CN101771293A (en) | 2010-07-07 |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101997327A (en) * | 2010-12-07 | 2011-03-30 | 东莞市钜大电子有限公司 | Portable intelligent lithium battery charger |
| CN102412618A (en) * | 2011-11-30 | 2012-04-11 | 陈学斓 | Device with multi-group of built-in parallel batteries for implementing battery replacement without power off |
| CN102855002A (en) * | 2011-07-01 | 2013-01-02 | 鸿富锦精密工业（深圳）有限公司 | Mouse |
| WO2012136171A3 (en) * | 2012-06-27 | 2013-04-11 | 华为终端有限公司 | Charging and discharging management device and mobile terminal |
| WO2014023224A1 (en) * | 2012-08-10 | 2014-02-13 | 中兴通讯股份有限公司 | Mobile terminal and control method for battery thereof |
| CN103887870A (en) * | 2014-03-19 | 2014-06-25 | 青岛海洋地质研究所 | Intelligent power supply management circuit for seabed in-situ observation |
| CN105281379A (en) * | 2014-06-06 | 2016-01-27 | 天硕电网科技股份有限公司 | Secondary battery charging power supply method and charging equipment |
| CN106230035A (en) * | 2016-07-25 | 2016-12-14 | 郑郧 | A kind of mobile phone binary protection formula battery |
| CN106612000A (en) * | 2015-12-31 | 2017-05-03 | 北京数科技有限公司 | Power supply method and power supply device |
| CN107029347A (en) * | 2016-02-03 | 2017-08-11 | 深圳市是源医学科技有限公司 | A kind of sleep aid apparatus |
| CN107222220A (en) * | 2017-06-16 | 2017-09-29 | 深圳市海和高新技术有限公司 | Wireless Telecom Equipment |
| CN107919849A (en) * | 2016-10-09 | 2018-04-17 | 中兴通讯股份有限公司 | The method of supplying power to and device of mobile terminal |
| CN109193830A (en) * | 2018-09-07 | 2019-01-11 | 杭州电子科技大学 | A kind of battery of mobile phone method of supplying power to |
| CN110308780A (en) * | 2019-07-18 | 2019-10-08 | Oppo（重庆）智能科技有限公司 | Battery management method, system, terminal device and storage medium |
-
2009
- 2009-06-22 CN CN200910108374A patent/CN101771293A/en active Pending
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101997327A (en) * | 2010-12-07 | 2011-03-30 | 东莞市钜大电子有限公司 | Portable intelligent lithium battery charger |
| CN102855002A (en) * | 2011-07-01 | 2013-01-02 | 鸿富锦精密工业（深圳）有限公司 | Mouse |
| CN102412618A (en) * | 2011-11-30 | 2012-04-11 | 陈学斓 | Device with multi-group of built-in parallel batteries for implementing battery replacement without power off |
| WO2012136171A3 (en) * | 2012-06-27 | 2013-04-11 | 华为终端有限公司 | Charging and discharging management device and mobile terminal |
| US8836275B2 (en) | 2012-06-27 | 2014-09-16 | Huawei Device Co., Ltd. | Charging and discharging management apparatus and mobile terminal |
| WO2014023224A1 (en) * | 2012-08-10 | 2014-02-13 | 中兴通讯股份有限公司 | Mobile terminal and control method for battery thereof |
| US9985471B2 (en) | 2012-08-10 | 2018-05-29 | Zte Corporation | Mobile terminal and control method for battery thereof |
| CN103887870A (en) * | 2014-03-19 | 2014-06-25 | 青岛海洋地质研究所 | Intelligent power supply management circuit for seabed in-situ observation |
| CN103887870B (en) * | 2014-03-19 | 2016-08-24 | 青岛海洋地质研究所 | Intelligent management of power circuit for seabed in-situ observation |
| CN105281379B (en) * | 2014-06-06 | 2018-04-10 | 天硕电网科技股份有限公司 | The charging method and charging equipment of secondary cell |
| CN105281379A (en) * | 2014-06-06 | 2016-01-27 | 天硕电网科技股份有限公司 | Secondary battery charging power supply method and charging equipment |
| CN106612000A (en) * | 2015-12-31 | 2017-05-03 | 北京数科技有限公司 | Power supply method and power supply device |
| WO2017114253A1 (en) * | 2015-12-31 | 2017-07-06 | 青岛海尔股份有限公司 | Power supply method and device |
| CN106612000B (en) * | 2015-12-31 | 2023-08-25 | 北京一数科技有限公司 | Power supply method and device |
| CN107029347A (en) * | 2016-02-03 | 2017-08-11 | 深圳市是源医学科技有限公司 | A kind of sleep aid apparatus |
| CN106230035A (en) * | 2016-07-25 | 2016-12-14 | 郑郧 | A kind of mobile phone binary protection formula battery |
| CN107919849A (en) * | 2016-10-09 | 2018-04-17 | 中兴通讯股份有限公司 | The method of supplying power to and device of mobile terminal |
| CN107919849B (en) * | 2016-10-09 | 2021-09-03 | 中兴通讯股份有限公司 | Power supply method and device of mobile terminal |
| CN107222220A (en) * | 2017-06-16 | 2017-09-29 | 深圳市海和高新技术有限公司 | Wireless Telecom Equipment |
| CN109193830A (en) * | 2018-09-07 | 2019-01-11 | 杭州电子科技大学 | A kind of battery of mobile phone method of supplying power to |
| CN110308780A (en) * | 2019-07-18 | 2019-10-08 | Oppo（重庆）智能科技有限公司 | Battery management method, system, terminal device and storage medium |
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Open date: 20100707 |