CN104518555A - Mobile terminal and method for implementing intelligent charging - Google Patents
Mobile terminal and method for implementing intelligent charging Download PDFInfo
- Publication number
- CN104518555A CN104518555A CN201410711249.3A CN201410711249A CN104518555A CN 104518555 A CN104518555 A CN 104518555A CN 201410711249 A CN201410711249 A CN 201410711249A CN 104518555 A CN104518555 A CN 104518555A
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- Prior art keywords
- mobile terminal
- charger
- charging
- module
- unit
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- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000001514 detection method Methods 0.000 claims abstract description 57
- 230000005611 electricity Effects 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 8
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 6
- 229910052744 lithium Inorganic materials 0.000 description 6
- 230000006870 function Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
Classifications
-
- 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
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
- H02J7/00036—Charger exchanging data with battery
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
-
- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
-
- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0036—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using connection detecting circuits
-
- 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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The invention discloses a mobile terminal and a method for implementing intelligent charging. The mobile terminal comprises a power management module, a charger detection module, a central processing unit, a current pulse generating module, a charging current detection module, and a charging delay module; the power management module is used for charging the mobile terminal; the charger detection module connected with the power management module is used for controlling connection or disconnection of the power management module; the central processing unit connected with the charger detection module is used for transmitting level control signals to the charger detection module; the current pulse generating module connected with the central processing unit is used for receiving the level control signals sent by the central processing unit; the charging current detection module connected with the current pulse generating module is used for receiving level pulse signals generated by the current pulse generating module and controlling make or break of charging current; the charging delay module connected with a charger is used for charging the mobile terminal when the charger stops charging.
Description
Technical field
The present invention relates to mobile terminal charging field, particularly relate to the mobile terminal and method thereof that realize intelligent charge.
Background technology
From strength to strength, these powerful functions of Consumer's Experience intelligent mobile terminal need based on durable lithium battery and stable electric quantity of lithium battery the function of intelligent mobile terminal.Intelligent mobile terminal is when charging, and battery electric quantity can stably increase.After charging complete, battery electric quantity percentage shows between 100% and 99%, when lithium cell charging 100%, and intelligent mobile terminal display charging complete, charger stops charging; When intelligent mobile terminal display lithium cell charging jumps to 99% from 100%, charger restarts to lithium cell charging.Such periodic cycle, causes reduce the useful life of lithium battery, and battery electric quantity is unstable, also has impact to the useful life of charger.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of mobile terminal and the method thereof that realize intelligent charge, be intended to solve mobile terminal electricity and be full of the problem that rear electricity beats.
Technical scheme of the present invention is as follows:
Realize a mobile terminal for intelligent charge, wherein, comprising:
Power management module, for exporting charging current to mobile terminal; Connect described power management module, for the charger detection module of the conducting and cut-off that control described power management module; Connect described charger detection module, concurrent level signal of sending is to the central processing unit of described charger detection module; Connect described central processing unit, for receiving the current impulse generation module of the level controling signal that described central processing unit sends; Connecting described current impulse module, for receiving the level pulse signal that described current impulse module occurs, and controlling the charging current detection module of charging current conducting and cut-off; Be connected with charger, when stopping charging for charger, to the charging delay module that mobile terminal charges.
The described mobile terminal realizing intelligent charge, wherein, described charger detection module comprises:
NMOS unit, for receiving the first high level signal of described central processing unit, power management module described in conducting, charger output voltage is to described power management module, and power management module exports charging current;
Described NMOS unit also for receiving the first low level signal of described central processing unit, ends described power management module, and charger stops output voltage to described power management module, and power management module stops exporting charging current;
First comparator unit, for when after charger charging complete, detect battery electric quantity lower than 100% time, send the second high level signal to charging current detection module.
The described mobile terminal realizing intelligent charge, wherein, described charging current detection module comprises:
NPN triode unit, for when described central processing unit exports high-level control signal to described current impulse generation module, receives the high level pulse signal that described current impulse generation module sends, conducting charging circuit, exports charging current to mobile terminal;
Described NPN triode unit, also for when described central processing unit output low level controls signal to described current impulse generation module, receive the low level pulse signal that described current impulse generation module sends, cut-off charging circuit, stop exporting charging current to mobile terminal;
Second comparator unit, for after the second high level signal receiving described first comparator unit transmission, sends EN enable signal to central processing unit.
The described mobile terminal realizing intelligent charge, wherein, described central processing unit comprises:
Internal processes counter unit, for searching the memory address of the command signal of described EN enable signal, retrieves described command signal;
Memory cell, for storing described command signal;
Internal instruction register unit, for calling described command signal, and outputs control signals to current impulse generation module.
The described mobile terminal realizing intelligent charge, wherein, described charging delay module comprises:
RC charhing unit, is connected with charger, for when charger charges to mobile terminal, carries out charge storage electricity;
RC discharge cell, during for stopping charging to mobile terminal when charger, charges to mobile terminal.
A method for intelligent charge, wherein, comprising:
When A, charger charge to mobile terminal, RC charhing unit stores charge capacity;
B, when described mobile terminal electricity reaches 100%, control charger stop output current to mobile terminal;
C, when charger to mobile terminal stop output current time, RC discharge cell release current charges to mobile terminal.
The method of described intelligent charge, wherein, in described step B, charger, when detecting that charge capacity reaches 100%, stops outputing current to mobile terminal.
The method of described intelligent charge, wherein, described step B comprises:
B1, the first comparator unit export the second high level signal to charging current detection module, and the second comparator unit in charging current detection module exports high level EN enable signal to central processing unit;
The address that B2, central processing unit store from the command signal that its internal processes counter unit retrieves described EN enable signal according to described EN enable signal, the command signal of described EN enable signal is extracted to internal instruction register unit from its internal memory unit, and call described command signal, output control signals to current impulse generation module;
B3, current impulse generation end-of-module send high level of current pulse signal to charging current detection module, and the NPN triode unit cut-off in charging current detection module, the charging current that charger exports stops charging to mobile terminal.
Beneficial effect: the present invention is by when charging, power management module charges to mobile terminal and charges to charging delay module, charger detection module controls power management module conducting and cut-off, by central processing unit transmission level signal to charger detection module, current impulse generation module receives the level controling signal concurrent power transmission flat pulse signal of central processing unit to charging current detection module, thus control charging current conducting and cut-off, when charger stops charging, charging delay module release current charges to mobile terminal, achieve the protection of charger and mobile terminal, avoid because disconnect charger charging when being full of, open charger when electricity is again discontented to charge the damage of the charger that causes and mobile terminal.
Accompanying drawing explanation
Fig. 1 is the structured flowchart that the present invention realizes the mobile terminal of intelligent charge.
Fig. 2 is the structured flowchart that the present invention realizes the charger detection module of the mobile terminal of intelligent charge.
Fig. 3 is the structured flowchart that the present invention realizes the charging current detection module of the mobile terminal of intelligent charge.
Fig. 4 is the structured flowchart that the present invention realizes the central processing unit of the mobile terminal of intelligent charge.
Fig. 5 is the structured flowchart that the present invention realizes the charging delay module of the mobile terminal of intelligent charge.
Fig. 6 is the flow chart of steps that the present invention realizes the method for intelligent charge.
Embodiment
The invention provides a kind of mobile terminal and the method thereof that realize intelligent charge, for making object of the present invention, technical scheme and effect clearly, clearly, the present invention is described in more detail below.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Refer to Fig. 1, Fig. 1 is the structured flowchart that the present invention realizes the mobile terminal of intelligent charge, wherein, comprising:
Power management module 300, for exporting charging current to mobile terminal; Connect described power management module 300, for the charger detection module 100 of the conducting and cut-off that control described power management module 300; Connect described charger detection module 100, concurrent level signal of sending is to the central processing unit 200 of described charger detection module 100; Connect described central processing unit 200, for receiving the current impulse generation module 500 of the level controling signal that described central processing unit 200 sends; Connecting described current impulse module 500, for receiving the level pulse signal that described current impulse module 500 occurs, and controlling the charging current detection module 400 of charging current conducting and cut-off; Be connected with charger, when stopping charging for charger, to the charging delay module 600 that mobile terminal charges.
Mobile terminal of the present invention, power management module realizes exporting charging current to mobile terminal, in mobile terminal charging process, can charge to the charging delay module in mobile terminal simultaneously, mobile terminal is in charging process, central processing unit sends high level signal to charger detection module, and then turn-on power administration module, and power management module exports charging current to mobile terminal; When battery electric quantity reaches 100%, central processing unit sends low level signal to charger detection module, charger detection module controls power management module to be stopped exporting charging current to mobile terminal, central processing unit sends a control signal to current impulse module, there is level pulse signal, control charging delay module output current and charge to mobile terminal.
Further, for realizing conducting and the closedown of power management module, the mobile terminal realizing intelligent charge of the present invention, as shown in Figure 2, be the structured flowchart of charger detection module 100, wherein, described charger detection module 100 comprises:
NMOS unit 101, for receiving the first high level signal of described central processing unit 200, power management module 300 described in conducting, charger output voltage is to described power management module 300, and power management module 300 exports charging current;
Described NMOS unit 101 also for receiving the first low level signal of described central processing unit 200, ends described power management module 300, and charger stops output voltage to described power management module 300, and power management module 300 stops exporting charging current;
First comparator unit 102, for when after charger charging complete, detect battery electric quantity lower than 100% time, send the second high level signal to charging current detection module 400.
Mobile terminal of the present invention is when output current of charger, battery electric quantity does not reach 100%, central processing unit sends the NMOS unit of the first high level signal to charger detection module, NMOS cell conduction, voltage signal transfers to power management module by NMOS unit, starts to export charging current; Meanwhile, when battery electric quantity reaches 100%, central processing unit sends the NMOS unit of low first level signal to charger detection module, and NMOS unit ends, and voltage signal cannot transfer to power management module by NMOS unit, stops exporting charging current.
The described mobile terminal realizing intelligent charge, further, as shown in Figure 3, be the structured flowchart of the charging current detection module 400 of mobile terminal of the present invention, realize the input to mobile terminal charging current, wherein, described charging current detection module 400 comprises:
NPN triode unit 401, during for exporting high-level control signal when described central processing unit 200 to described current impulse generation module 500, receive the high level pulse signal that described current impulse generation module 500 sends, conducting charging circuit, export charging current to mobile terminal;
Described NPN triode unit, also for when described central processing unit 200 output low level controls signal to described current impulse generation module 500, receive the low level pulse signal that described current impulse generation module 500 sends, cut-off charging circuit, stop exporting charging current to mobile terminal;
Second comparator unit 402, for after the second high level signal receiving described first comparator unit 102 transmission, sends EN enable signal to central processing unit 200.
The present invention realizes the mobile terminal of intelligent charge, power management module receives charging voltage signal, when electricity is less than 100%, central processing unit sends high-level control signal to current impulse generation module, current impulse generation module sends high level pulse signal, conducting NPN triode unit, exports charging current and charges to mobile terminal.
When electricity reaches 100%, central processing unit sends low level control signal to current impulse generation module, and current impulse generation module sends low level pulse signal, and cut-off NPN triode unit, stops exporting charging current to mobile terminal.
Further, the described mobile terminal realizing intelligent charge, as shown in Figure 4, be the structured flowchart of described central processing unit 200, wherein, described central processing unit 200 comprises:
Internal processes counter unit 201, for searching the memory address of the command signal of described EN enable signal, retrieves described command signal;
Memory cell 202, for storing described command signal;
Internal instruction register unit 203, for calling described command signal, and outputs control signals to current impulse generation module 500.
Controller of the present invention is used for transmission level signal, thus control modules unit carries out corresponding operating, wherein also comprise the first comparator unit at charger detection module of the present invention, after charging complete, charger has stopped exporting charging current, when battery electric quantity is lower than 100%, first comparator unit sends the second high level signal to charging current detection module, charging current detection module comprises the second comparator unit, receive the second high level signal, send EN enable signal to central processing unit, central processing unit is according to described EN enable signal, the address that the command signal retrieving described EN enable signal from internal processes counter unit stores, the command signal of EN enable signal is extracted again to internal instruction register unit from memory cell, call described command signal, output level controls signal to current impulse generation module, electric current pretends to be the cut-off of generation module that high level pulse signal occurs, NPN triode unit ends, stop exporting charging current to mobile terminal.
Further, the described mobile terminal realizing intelligent charge, as shown in Figure 5, for the structured flowchart of charging delay module 600 is in order to after realizing charging current and reaching 100%, the object of charging when electricity is discontented with, wherein, described charging delay module 600 comprises:
RC charhing unit 601, is connected with charger, for when charger charges to mobile terminal, carries out charge storage electricity;
RC discharge cell 602, during for stopping charging to mobile terminal when charger, charges to mobile terminal.
The mobile terminal realizing intelligent charge of the present invention, when charging to mobile terminal, also the RC charhing unit in charging delay module is charged simultaneously, RC charhing unit stores electricity, after electricity reaches 100%, mobile terminal electricity declines, and now charger charging current is blocked, therefore RC discharge cell electric discharge, charges to mobile terminal.
Preferred embodiment of the present invention, when electricity reaches 100%, stop exporting charging current to mobile terminal, preferably, when electric quantity consumption reaches 99% to remaining electricity, RC discharge cell discharges, and, after RC discharge cell has discharged, after the electricity namely stored in RC charhing unit releases, control charger continuation output charging current and carry out charger charging to mobile terminal.
Further, the present invention also provides a kind of method of intelligent charge, as shown in Figure 6, is the method step flow chart of intelligent charge of the present invention, wherein, comprises:
When S101, charger charge to mobile terminal, RC charhing unit stores charge capacity;
S102, when described mobile terminal electricity reaches 100%, control charger stop output current to mobile terminal;
S103, when charger to mobile terminal stop output current time, RC discharge cell release current charges to mobile terminal.
The concrete implementation detail of described method of the present invention is described in detail in the terminal, therefore repeats no more.
The method of described intelligent charge, wherein, in described step B, charger, when detecting that charge capacity reaches 100%, stops outputing current to mobile terminal.
The method of described intelligent charge, wherein, described step B comprises:
S201, the first comparator unit export the second high level signal to charging current detection module, and the second comparator unit in charging current detection module exports high level EN enable signal to central processing unit;
The address that S202, central processing unit store from the command signal that its internal processes counter unit retrieves described EN enable signal according to described EN enable signal, the command signal of described EN enable signal is extracted to internal instruction register unit from its internal memory unit, and call described command signal, output control signals to current impulse generation module;
S203, current impulse generation end-of-module send high level of current pulse signal to charging current detection module, and the NPN triode unit cut-off in charging current detection module, the charging current that charger exports stops charging to mobile terminal.
The concrete implementation detail of described method of the present invention is described in detail in the terminal, therefore repeats no more.
In sum, the present invention is by when charging, power management module charges to mobile terminal and charges to charging delay module, charger detection module controls power management module conducting and cut-off, by central processing unit transmission level signal to charger detection module, current impulse generation module receives the level controling signal concurrent power transmission flat pulse signal of central processing unit to charging current detection module, thus control charging current conducting and cut-off, when charger stops charging, charging delay module release current charges to mobile terminal, achieve the protection of charger and mobile terminal, avoid because disconnect charger charging when being full of, open charger when electricity is again discontented to charge the damage of the charger that causes and mobile terminal.
Should be understood that, application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection range that all should belong to claims of the present invention.
Claims (8)
1. realize a mobile terminal for intelligent charge, it is characterized in that, comprising:
Power management module, for exporting charging current to mobile terminal;
Connect described power management module, for the charger detection module of the conducting and cut-off that control described power management module;
Connect described charger detection module, concurrent level signal of sending is to the central processing unit of described charger detection module;
Connect described central processing unit, for receiving the current impulse generation module of the level controling signal that described central processing unit sends;
Connecting described current impulse module, for receiving the level pulse signal that described current impulse module occurs, and controlling the charging current detection module of charging current conducting and cut-off;
Be connected with charger, when stopping charging for charger, to the charging delay module that mobile terminal charges.
2. the mobile terminal realizing intelligent charge according to claim 1, is characterized in that, described charger detection module comprises:
NMOS unit, for receiving the first high level signal of described central processing unit, power management module described in conducting, charger output voltage is to described power management module, and power management module exports charging current;
Described NMOS unit also for receiving the first low level signal of described central processing unit, ends described power management module, and charger stops output voltage to described power management module, and power management module stops exporting charging current;
First comparator unit, for when after charger charging complete, detect battery electric quantity lower than 100% time, send the second high level signal to charging current detection module.
3. the mobile terminal realizing intelligent charge according to claim 2, is characterized in that, described charging current detection module comprises:
NPN triode unit, for when described central processing unit exports high-level control signal to described current impulse generation module, receives the high level pulse signal that described current impulse generation module sends, conducting charging circuit, exports charging current to mobile terminal;
Described NPN triode unit, also for when described central processing unit output low level controls signal to described current impulse generation module, receive the low level pulse signal that described current impulse generation module sends, cut-off charging circuit, stop exporting charging current to mobile terminal;
Second comparator unit, for after the second high level signal receiving described first comparator unit transmission, sends EN enable signal to central processing unit.
4. the mobile terminal realizing intelligent charge according to claim 3, is characterized in that, described central processing unit comprises:
Internal processes counter unit, for searching the memory address of the command signal of described EN enable signal, retrieves described command signal;
Memory cell, for storing described command signal;
Internal instruction register unit, for calling described command signal, and outputs control signals to current impulse generation module.
5. the mobile terminal realizing intelligent charge according to claim 1, is characterized in that, described charging delay module comprises:
RC charhing unit, is connected with charger, for when charger charges to mobile terminal, carries out charge storage electricity;
RC discharge cell, during for stopping charging to mobile terminal when charger, charges to mobile terminal.
6. a method for intelligent charge, is characterized in that, comprising:
When A, charger charge to mobile terminal, RC charhing unit stores charge capacity;
B, when described mobile terminal electricity reaches 100%, control charger stop output current to mobile terminal;
C, when charger to mobile terminal stop output current time, RC discharge cell release current charges to mobile terminal.
7. the method for intelligent charge according to claim 6, is characterized in that, in described step B, charger, when detecting that charge capacity reaches 100%, stops outputing current to mobile terminal.
8. the method for intelligent charge according to claim 6, is characterized in that, described step B comprises:
B1, the first comparator unit export the second high level signal to charging current detection module, and the second comparator unit in charging current detection module exports high level EN enable signal to central processing unit;
The address that B2, central processing unit store from the command signal that its internal processes counter unit retrieves described EN enable signal according to described EN enable signal, the command signal of described EN enable signal is extracted to internal instruction register unit from its internal memory unit, and call described command signal, output control signals to current impulse generation module;
B3, current impulse generation end-of-module send high level of current pulse signal to charging current detection module, and the NPN triode unit cut-off in charging current detection module, the charging current that charger exports stops charging to mobile terminal.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410711249.3A CN104518555B (en) | 2014-12-01 | 2014-12-01 | Realize mobile terminal and its method for intelligent charge |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410711249.3A CN104518555B (en) | 2014-12-01 | 2014-12-01 | Realize mobile terminal and its method for intelligent charge |
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| Publication Number | Publication Date |
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| CN104518555A true CN104518555A (en) | 2015-04-15 |
| CN104518555B CN104518555B (en) | 2017-03-08 |
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| CN105826963A (en) * | 2015-08-28 | 2016-08-03 | 维沃移动通信有限公司 | Method for detecting battery voltage, charging circuit and terminal |
| CN110876617A (en) * | 2019-08-28 | 2020-03-13 | 李凯述 | Charging system of cardiovascular measuring device |
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| EP2548759A2 (en) * | 2011-07-19 | 2013-01-23 | Siemens Industry, Inc. | Electric vehicle charging station |
| US20130021162A1 (en) * | 2011-07-19 | 2013-01-24 | Siemens Industry, Inc. | Status indicating electric vehicle charging station, lightguide assembly and methods |
| CN103795106A (en) * | 2012-10-31 | 2014-05-14 | 通用汽车环球科技运作有限责任公司 | Method and system for charging a plug-in electric vehicle |
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| US20130021162A1 (en) * | 2011-07-19 | 2013-01-24 | Siemens Industry, Inc. | Status indicating electric vehicle charging station, lightguide assembly and methods |
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| CN105826963A (en) * | 2015-08-28 | 2016-08-03 | 维沃移动通信有限公司 | Method for detecting battery voltage, charging circuit and terminal |
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| CN104518555B (en) | 2017-03-08 |
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Application publication date: 20150415 Assignee: Haobang Intelligent Technology (Shandong) Co.,Ltd. Assignor: Weihai Shenzhou Information Technology Research Institute Co.,Ltd. Contract record no.: X2023980045692 Denomination of invention: Mobile terminals and methods for achieving intelligent charging Granted publication date: 20170308 License type: Common License Record date: 20231107 |
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