CN103066340B - charging method, mobile terminal and adapter - Google Patents
charging method, mobile terminal and adapter Download PDFInfo
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- CN103066340B CN103066340B CN201210547835.XA CN201210547835A CN103066340B CN 103066340 B CN103066340 B CN 103066340B CN 201210547835 A CN201210547835 A CN 201210547835A CN 103066340 B CN103066340 B CN 103066340B
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- 230000003044 adaptive Effects 0.000 claims abstract description 52
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- 230000000051 modifying Effects 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 8
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Classifications
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- H—ELECTRICITY
- H01—BASIC 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
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
Description
Technical field
The present invention relates to mobile communication technology field, particularly relate to a kind of charging method, mobile terminal and adapter.
Background technology
The intelligent development of mobile terminal, requires that mobile terminal has increasing battery capacity.Nowadays, mobile terminal such as the battery capacity of smart mobile phone is 2000 MAHs (MAh) mostly, and the battery capacity of some electronic product is especially at more than 4000MAh.The problem raw with large battery capacity is the charging duration problem of battery.
At present, interface normally standard micro USB (MICROUSB) interface for charging on mobile terminal, corresponding adapter is generally the charging environment that mobile terminal provides voltage 3V, electric current 1A.Under this charging environment, be about 2.5 hours when capacity is the charging of the battery of 2000MAh, and reach 4.5 hours when capacity is the charging of the battery of 4000MAh.
Inventor finds in practice and understanding, when battery capacity increase has become trend, the charging duration that more jumbo battery will need more to grow, and long charging duration is that user is insufferable, therefore, in the intelligent development process of mobile terminal, the charging technique of existing mobile terminal is difficult to be applicable to the development trend that battery capacity is tending towards increasing, and urgently improves.
Summary of the invention
The invention provides a kind of charging method, mobile terminal and adapter, solve the technical problem longer for high capacity cell charging duration existed in existing charging technique.
For achieving the above object, embodiments provide a kind of charging method, comprising:
Mobile terminal, after the charging inlet place of self detects adaptive charging signal, arranges at described charging inlet place marking signal of shaking hands; Mobile terminal described in described adaptive charging signal designation, adapter and this mobile terminal of the access of described charging inlet place are adaptive; Described marking signal of shaking hands is used to indicate described adapter, described mobile terminal and this adapter adaptation, by described adapter after marking signal of shaking hands described in identifying, for described mobile terminal provides default adaptation charging environment;
Described mobile terminal utilizes described charging inlet to charge under the described adaptation that described adapter provides charges environment.
Above-mentioned charging method, wherein, described charging inlet is the multiplex interface that can carry out data and charging, and the method also comprises:
If described mobile terminal does not detect described adaptive charging signal at described charging inlet place, then described charging inlet is utilized to carry out data communication, and/or, utilize described charging inlet to access the charging of normal charge environment; Described normal charge environment is can be different from the charging environment of described adaptation charging environment in tolerance range at described mobile terminal.
Above-mentioned charging method, wherein, described charging inlet is general-purpose serial bus USB interface; Described adaptive charging signal is: after described adapter accesses described mobile terminal, causes the data positive signal DP of described charging inlet and the signal of telecommunication of data minus signal DM short circuit.
Above-mentioned charging method, wherein, the described marking signal of shaking hands that arranges at described charging inlet place comprises:
Described mobile terminal to be shaken hands marking signal described in arranging at the DP end of described charging inlet.
Above-mentioned charging method, wherein,
Described marking signal of shaking hands is the cycle square wave with default amplitude, frequency and duty ratio.
For achieving the above object, the embodiment of the present invention additionally provides a kind of charging method, comprising:
After adapter access mobile terminal, the marking signal of shaking hands from described mobile terminal detected; Described marking signal of shaking hands is arranged after determining described adapter and its adaptation by described mobile terminal, is used to indicate described adapter, described mobile terminal and this adapter adaptation;
Shake hands described in described adapter identifies after marking signal, for described mobile terminal provides default adaptation charging environment, charged under described adaptation charging environment by described mobile terminal.
Above-mentioned charging method, wherein, also comprises:
If shake hands marking signal described in described adapter does not detect, then for described mobile terminal provides normal charge environment, described mobile terminal is charged; Described normal charge environment is can be different from the charging environment of described adaptation charging environment in tolerance range at described mobile terminal.
Above-mentioned charging method, wherein, after described adapter access mobile terminal, detects that the marking signal of shaking hands from described mobile terminal comprises:
Be connected by USB interface between described adapter with described mobile terminal, described adapter detects and to be arranged on described mobile terminal marking signal of shaking hands described in USB interface DP end.
Above-mentioned charging method, wherein, described in marking signal of shaking hands specifically there is the cycle square wave of default amplitude, frequency and duty ratio;
Marking signal of shaking hands described in described adapter identifies comprises:
Described adapter does amplitude modulation and filtering process to described cycle square wave, obtains the cycle level signal presetting amplitude, completes described identifying operation.
For achieving the above object, the embodiment of the present invention additionally provides a kind of mobile terminal, comprising: charging inlet, main control unit, Power Management Unit, charhing unit and battery;
Described main control unit, for after the adaptive charging signal at charging inlet place being detected, sends traffic sign placement instruction to described Power Management Unit; Main control unit described in described adaptive charging signal designation, adapter and this mobile terminal of the access of described charging inlet place are adaptive;
Described Power Management Unit, for after receiving the instruction of described traffic sign placement, arranges at described charging inlet place marking signal of shaking hands; Described marking signal of shaking hands is used to indicate described adapter, and described mobile terminal and this adapter adaptation, obtain this marking signal of shaking hands by described adapter, and after identifying this marking signal of shaking hands, provides default adaptation charging environment to described mobile terminal;
Described main control unit, also for after described adaptive charging signal being detected, configuring described charhing unit to the charging environment that described battery provides is described adaptation charging environment;
Described charhing unit, for the configuration according to described main control unit, provides described adaptation charging environment to described battery;
Described battery, for charging under described adaptation charging environment.
Above-mentioned mobile terminal, wherein,
Described charging inlet is the multiplex interface that can carry out data and charging,
Described main control chip, though also for there is outside access at described charging inlet place but after described adaptive charging signal not detected, indicate described charging inlet for data communication, and/or configuring described charhing unit to the charging environment that described battery provides is normal charge environment; Described normal charge environment is can be different from the charging environment of described adaptation charging environment in tolerance range at described mobile terminal;
Described charhing unit, also for the configuration according to described main control unit, provides described normal charge environment to described battery;
Described battery, also for charging under described normal charge environment.
Above-mentioned mobile terminal, wherein,
Described charging inlet is USB interface, and described adapter causes DP and the DM short circuit of described charging inlet after accessing described mobile terminal, and described main control chip detects that the signal of telecommunication of described short circuit is described adaptive charging signal.
Above-mentioned mobile terminal, wherein,
Described marking signal of shaking hands is arranged at the DP end of described charging inlet by described Power Management Unit;
Described marking signal of shaking hands is the cycle square wave with default amplitude, frequency and duty ratio.
For achieving the above object, the embodiment of the present invention additionally provides a kind of adapter, comprising: adaptable interface, Mark Detection unit, control unit, converting unit and commercial power interface;
Described adaptable interface, for connecting the charging inlet of mobile terminal;
Described Mark Detection unit, for detecting the marking signal of shaking hands from described mobile terminal from described adaptable interface, after marking signal of shaking hands described in identifying, reports described control unit by recognition result; Described marking signal of shaking hands is arranged after determining described adapter and its adaptation by described mobile terminal;
Described control unit, for after receiving described recognition result, determines described mobile terminal and adapter adaptation, then indicate described converting unit to be the adaptation charging environment that described mobile terminal configuration is preset;
Described converting unit, for the instruction according to configuration described adaptation charging environment, is configured to described adaptation charging environment, and is supplied to described mobile terminal by described adaptable interface by the electric energy that described commercial power interface accesses.
Above-mentioned adapter, wherein,
Described control unit, also for after not receiving described recognition result, indicates described converting unit to be described mobile terminal configuration normal charge environment;
Described converting unit, also for the instruction according to the described normal charge environment of configuration, is configured to described normal charge environment by the electric energy that described commercial power interface accesses, and is supplied to described mobile terminal by described adaptable interface.
Above-mentioned adapter, wherein, described converting unit comprises: instruction processing unit and dispensing unit;
Described instruction processing unit, for receiving the instruction of described control unit;
Described dispensing unit, for according to the instruction configuration charging environment received, is supplied to described mobile terminal by the charging environment of configuration by described adaptable interface; If instruction requires configuration adaptive charging environment, then the electric energy that described commercial power interface accesses is configured to described adaptation charging environment; If instruction requires configuration normal charge environment, then the electric energy that described commercial power interface accesses is configured to described normal charge environment.
Above-mentioned adapter, wherein, for USB interface is connected between described adaptable interface with described charging inlet, marking signal of shaking hands described in described Mark Detection unit detects from the DP of described adaptable interface end, described in marking signal of shaking hands held by the DP that described mobile terminal is arranged at described charging inlet.
Above-mentioned adapter, wherein, described in marking signal of shaking hands specifically there is the cycle square wave of default amplitude, frequency and duty ratio;
Described Mark Detection unit specifically comprises: AM unit, filter processing unit;
Described AM unit, for carrying out range-adjusting process to the described cycle square wave received;
Described filter processing unit, for doing filtering process to the waveform through described AM unit amplitude modulation, obtaining the cycle level signal presetting amplitude, described cycle level signal is transported to described control unit as recognition result.
Charging method provided by the invention, mobile terminal and adapter, carry out identification adaptation processing between mobile terminal and adapter, and after mutually identifying, provide adaptive charging environment by adapter for mobile terminal, and mobile terminal is charged in adaptation charging environment.Therefore, in actual applications, adaptation charging environment that adapter and mobile terminal can bear can be arranged to compare normal charge environment, possess higher voltage and/or electric current, thus even if battery of mobile terminal capacity increases, adaptation is charged, and environment is corresponding can provide larger charging current, the charging duration of effective shortening high capacity cell, improves Consumer's Experience.
Accompanying drawing explanation
Fig. 1 represents the charging method flow chart of mobile terminal side in the present invention;
Fig. 2 represents the charging method flow chart of adapter side in the present invention;
Fig. 3 represents the structural representation of mobile terminal in the present invention;
Fig. 4 represents the structural representation of adapter in the present invention;
Fig. 5 represents the structural representation of converting unit in the present invention;
Fig. 6 represents in the present invention the structural representation indicating detecting unit;
Fig. 7 represents in the present invention the specific implementation circuit diagram indicating detecting unit;
Fig. 8 represents the unit decodes of Mark Detection shown in Fig. 7 cycle square wave schematic diagram;
Fig. 9 represents the example flow chart that in the present invention, adapter charges to mobile terminal.
Embodiment
Below in conjunction with accompanying drawing, elaborate to of the present invention.
The charging method flow chart of mobile terminal side in the present invention is represented see Fig. 1, Fig. 1.This flow process is as follows:
Step 101, mobile terminal detect adaptive charging signal at the charging inlet place of self.
This adaptive charging signal designation mobile terminal, adapter and the mobile terminal of the access of charging inlet place are adaptive.
Step 102, mobile terminal arrange at charging inlet place marking signal of shaking hands.
This marking signal of shaking hands is used to indicate the adapter of access mobile terminal, mobile terminal and this adapter adaptation, by adapter after identifying marking signal of shaking hands, for mobile terminal provides default adaptation charging environment.
Step 103, mobile terminal charge under the adaptation that adapter provides charges environment.
In practical application, if battery of mobile terminal capacity is comparatively large, then can mobile terminal be set, larger charging current can be born.Afterwards, technical scheme of the present invention can be utilized, marking signal of shaking hands is provided by mobile terminal, after adapter identifies marking signal of shaking hands, confirm adaptive, namely adapter determination mobile terminal can adapt to adaptive charging environment, wherein, adaptive charging environment possesses larger charging current, thus can realize the quick charge to high capacity cell.
In practical application, also adopting technical solution of the present invention, is the charging environment that mobile terminal configuration needs, to realize some technical purpose.
See the charging method flow chart that Fig. 2, Fig. 2 are adapter sides in the present invention.This flow process is as follows:
Step 201, adapter access mobile terminal.
Step 202, adapter detect the marking signal of shaking hands from mobile terminal.
This marking signal of shaking hands is arranged after determining this adapter and its adaptation by mobile terminal, is used to indicate adapter, mobile terminal and this adapter adaptation.
Step 203, adapter identify marking signal of shaking hands.
Step 204, adapter provide default adaptation charging environment for mobile terminal, are charged under adaptation charges environment by mobile terminal.
Further, in technical solution of the present invention, if adapter fails marking signal of shaking hands to be detected, then for mobile terminal provides normal charge environment, thus, effectively widen the scope of application of adapter, make adapter not be only applicable to the adaptive mobile terminal of counterpart, be also applicable to other mobile terminals adopting same-interface between this adapter.And normal charge environment can be other mobile terminals all can bear and be different from other environment of adaptive charging environment.
See the structural representation that Fig. 3, Fig. 3 are mobile terminals in the present invention, in Fig. 3, mobile terminal comprises: charging inlet 301, main control unit 302, Power Management Unit 303, charhing unit 304 and battery 305;
Main control unit 302, for after adaptive charging signal charging inlet 301 place being detected, sends traffic sign placement instruction to Power Management Unit 303; Adaptive charging signal designation main control unit 302, adapter and this mobile terminal of the access of charging inlet 301 place are adaptive;
Power Management Unit 303, for after receiving traffic sign placement instruction, arranges at charging inlet 301 place marking signal of shaking hands; Marking signal of shaking hands is used to indicate adapter, and mobile terminal and this adapter adaptation, obtain this marking signal of shaking hands by adapter, and after identifying this marking signal of shaking hands, provides default adaptation charging environment to mobile terminal;
Main control unit 302, also for after adaptive charging signal being detected, configuration charhing unit 304 is adaptive charging environment to the charging environment that battery 305 provides;
Charhing unit 304, for the configuration according to main control unit 302, provides adaptive charging environment to battery 305;
Battery 305, for charging under adaptation charging environment.
Charging inlet 301 can be the multiplex interface that can carry out data and charging, it can be specifically MICRO USB interface, DP and the DM short circuit of charging inlet 301 is caused after adapter access mobile terminal, the signal of telecommunication that this short circuit produces can be used as adaptive charging signal, after main control chip detects the signal of telecommunication of short circuit, determine adapter and mobile terminal adaptation.
In embody rule, marking signal of shaking hands can be the cycle square wave with default amplitude, frequency and duty ratio, and it can be the generator of cycle square wave that Power Management Unit 303 has, and cycle square wave is transmitted into the DP end of charging inlet 301.
Further, though if charging inlet 301 place exists outside access, if main control unit 302 does not detect adaptive charging signal, then charging inlet 301 can be indicated for data communication, and/or configuration charhing unit 304 is normal charge environment to the charging environment that battery 305 provides;
Charhing unit 304, also for the configuration according to main control unit 302, provides normal charge environment to battery 305;
Battery 305, also for charging under normal charge environment.
See the structural representation that Fig. 4, Fig. 4 are adapters in the present invention, in Fig. 4, adapter can comprise: adaptable interface 401, Mark Detection unit 402, control unit 403, converting unit 404 and commercial power interface 405;
Adaptable interface 401, for connecting the charging inlet 301 of mobile terminal;
Mark Detection unit 402, for detecting the marking signal of shaking hands from mobile terminal from adaptable interface 401, after identifying marking signal of shaking hands, reports control unit 403 by recognition result; Marking signal of shaking hands is arranged after determining adapter and its adaptation by mobile terminal;
Control unit 403, for after receiving recognition result, determines mobile terminal and adapter adaptation, then indicate the adaptation charging environment that converting unit 404 is preset for mobile terminal configuration;
Converting unit 404, for the instruction according to configuration adaptive charging environment, is configured to adaptive charging environment, and is supplied to mobile terminal by adaptable interface 401 by the electric energy that commercial power interface 405 accesses.
Further, control unit 403, also for after not receiving recognition result, instruction converting unit 404 is mobile terminal configuration normal charge environment;
Converting unit 404, also for the instruction according to configuration normal charge environment, is configured to normal charge environment by the electric energy that commercial power interface 405 accepts, and is supplied to mobile terminal by adaptable interface 401.
In embody rule, can arrange between adaptable interface 401 with charging inlet 301 and be connected by USB interface, marking signal of shaking hands is moved the DP end that terminal is arranged at charging inlet 301, and Mark Detection unit 402 detects from the DP end of adaptable interface 401 marking signal of shaking hands.
See the structural representation that Fig. 5, Fig. 5 are converting units 404 in the present invention, in Fig. 5, converting unit 404 can comprise: instruction processing unit 501 and dispensing unit 502;
Instruction processing unit 501, for the instruction of reception control unit 403;
Dispensing unit 502, for according to the instruction configuration charging environment received, is supplied to mobile terminal by the charging environment of configuration by adaptable interface 401; If instruction requires configuration adaptive charging environment, then the electric energy that commercial power interface 405 accesses is configured to adaptive charging environment; If instruction requires configuration normal charge environment, then the electric energy that commercial power interface 405 accesses is configured to normal charge environment.
In specific implementation of the present invention, the marking signal of shaking hands arranged based on mobile terminal is cycle square wave, and the corresponding circuit arranging Mark Detection unit 402, cycle square wave can be decoded as high level signal by this circuit.
Be the structural representation indicating detecting unit 402 in the present invention see Fig. 6, Fig. 6, indicate in Fig. 6 that detecting unit 402 can comprise: AM unit 601, filter processing unit 602;
AM unit 601, for carrying out range-adjusting process to the cycle square wave received;
Filter processing unit 602, for doing filtering process to the waveform through AM unit 601 amplitude modulation, obtaining the cycle level signal presetting amplitude, cycle level signal is passed to control unit 403 as recognition result.
See Fig. 7 and Fig. 8, wherein, Fig. 7 is the specific implementation circuit diagram indicating detecting unit 402 in the present invention, and Fig. 8 is the unit 402 of Mark Detection shown in Fig. 7 decoding periods square wave schematic diagram.The signal of DP shown in Fig. 8 is the marking signal of shaking hands of DP end shown in input Fig. 7, and its frequency is 10KHz, and amplitude is about 3V, and duty ratio is 50%.In Fig. 7, resistance R1 to resistance R4 and electric capacity C1 does amplitude modulation process to the cycle square wave that DP termination enters, Fig. 7 interior joint A place voltage Va waveform Va oscillogram shown in Figure 8; In Fig. 7, resistance R5 and triode Q1 continues to do amplitude modulation process to Va point voltage, Fig. 7 interior joint B place voltage waveform Vb oscillogram shown in Figure 8; In Fig. 7, diode D1, resistance R6 and electric capacity C2 continue to do filtering process to Vb voltage waveform, and obtain level signal Vout, and Vout waveform can see Vout oscillogram described in Fig. 8.In practical application, the magnitude of voltage of the cycle level signal that can export as required, arranges the value of a components and parts in the realizing circuit of Mark Detection unit.
Separately, the application only enumerates the processing procedure of Mark Detection unit to one-period in cycle square wave, and the follow-up processing procedure to cycle square wave is similar, does not repeat.
Shown in above-mentioned Fig. 7 and Fig. 8, technical scheme is only the specific embodiment that the application enumerates for realizing the present invention, in practical application, those skilled in the art can based on technical scheme provided by the invention, design other forms of marking signal of shaking hands, and the decoding circuit of design logo detecting unit, for identifying marking signal of shaking hands; Related design scheme is various, and the application does not enumerate.
Be the example flow chart that in the present invention, adapter charges to mobile terminal see Fig. 9, Fig. 9, this flow process can comprise:
Step 901, adapter access mobile terminal.
Step 902, mobile terminal detect the connection status of its MICRO USB interface DP and DM, if short circuit, perform step 903; If disconnect, perform step 913.
What step 903, mobile terminal judged access is adapter.
Step 904, adapter commercial power interface access civil power.
In practical application, this step 904 also can in flow process original execution.
Step 905, mobile terminal arrange default cycle square wave at its MICRO USB interface DP end.
Step 906, adapter hold to detect whether receive cycle square wave from own adaptation interface DP, if receive, perform step 907; Otherwise, perform step 910.
Step 907, adapter judge mobile terminal and its adaptation.
Step 908, adapter provide the adaptation charging environment of voltage 10V, electric current 1.5A to mobile terminal.
Step 909, mobile terminal charge under adaptation charging environment.
Step 910, adapter judge mobile terminal and it is not adaptive.
Step 911, adapter provide the normal charge environment of voltage 5V, electric current 1.5A to mobile terminal.
Step 912, mobile terminal charge under normal charge environment.
Step 913, mobile terminal judge not adapter access.
Step 914, mobile terminal MICRO USB interface are used as data communication interface, simultaneously the normal charge environment charging of receiver voltage 5V, electric current 500mA.
Example shown in Fig. 9 enumerates the environment that specifically charges, and in practical application, can configure the environment that specifically charges as required.
Charging method provided by the invention, mobile terminal and adapter, carry out identification adaptation processing between mobile terminal and adapter, and after mutually identifying, provide adaptive charging environment by adapter for mobile terminal, and mobile terminal is charged in adaptation charging environment.Therefore, in actual applications, adaptation charging environment that adapter and mobile terminal can bear can be arranged to compare normal charge environment, possess higher voltage and/or electric current, thus even if battery of mobile terminal capacity increases, adaptation is charged, and environment is corresponding can provide larger charging current, the charging duration of effective shortening high capacity cell, improves Consumer's Experience.
And, in technical scheme provided by the invention, adapter, by judging whether it is the mobile terminal with its adaptation, if adaptive with it, then provides adaptive charging environment, otherwise, normal charge environment is provided, thus effectively widens the scope of application of adapter, while user provides convenience, the market adaptability of effective improving product, widens produce market.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (13)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210547835.XA CN103066340B (en) | 2012-12-17 | 2012-12-17 | charging method, mobile terminal and adapter |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210547835.XA CN103066340B (en) | 2012-12-17 | 2012-12-17 | charging method, mobile terminal and adapter |
| PCT/CN2013/080014 WO2013167076A2 (en) | 2012-12-17 | 2013-07-24 | Charging method, mobile terminal and adapter |
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| CN103066340A CN103066340A (en) | 2013-04-24 |
| CN103066340B true CN103066340B (en) | 2015-08-12 |
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| CN102820682A (en) * | 2011-06-09 | 2012-12-12 | 中兴通讯股份有限公司 | Device and method for communicating through universal serial bus (USB) interface and charging external device |
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Also Published As
| Publication number | Publication date |
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| WO2013167076A3 (en) | 2014-01-03 |
| CN103066340A (en) | 2013-04-24 |
| WO2013167076A2 (en) | 2013-11-14 |
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