CN104201739A - Vehicle-mounted charging system and operating method thereof - Google Patents
Vehicle-mounted charging system and operating method thereof Download PDFInfo
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- CN104201739A CN104201739A CN201410415547.8A CN201410415547A CN104201739A CN 104201739 A CN104201739 A CN 104201739A CN 201410415547 A CN201410415547 A CN 201410415547A CN 104201739 A CN104201739 A CN 104201739A
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- charging
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- media player
- charging system
- mobile terminal
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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Abstract
The invention relates to the electronic technology field of a vehicle and specifically relates to a vehicle-mounted charging system and an operating method thereof. The vehicle-mounted charging system comprises a vehicle-mounted battery unit, a multimedia playing unit and a charging conversion unit. The operating method comprises the following steps of: respectively providing direct-current power supply voltage to the multimedia playing unit and the charging conversion unit by the vehicle-mounted battery unit, invoking a bottom hardware control interface through upper-layer applications of the multimedia playing unit to control the charging conversion unit, thereby realizing charging demands. In the system, the power supply systems among all units are independent, after the charging demands delivered by the multimedia playing unit are verified, charging functions can be opened and the charging conversion unit is provided with an over-current and short-circuit protection system, thereby greatly improving security. Through the system, the charging demands of any mobile phone can be satisfied and the charging experience of passengers is also improved.
Description
Technical field
The present invention relates to technical field of automotive electronics, be specifically related to on-board charging system and method for work thereof.
Background technology
Fast development along with electronic technology, mobile portable equipment becomes an indispensable part in people's life just gradually, onboard charger has been expanded the charging occasion of mobile portable equipment, be convenient for people to the charging to mobile portable equipment, along with improving constantly charging demand, onboard charger is also updated, prior art (CN101567568) discloses a kind of on-board charging system of realizing mobile phone and navigator transfer of data, by vehicle power, navigator, mobile phone connects, by USB, between mobile phone and navigator, carry out cable data transmission, can also give respectively mobile phone and navigator charging simultaneously, yet the shortcoming that this technical scheme exists is vehicle power, be that mobile phone charging is uncontrolled, affected the fail safe of system,
Prior art (CN201075682) also discloses a kind of vehicle-mounted massager with mobile phone charging function, vehicle-mounted massager by pair of electrodes Output simulation massage signal in electrode jack is body, one end of vehicle-mounted massager be set to cigarette lighter socket in car between adopt plug-in to coordinate attaching plug; On the body of vehicle-mounted massager, be provided with power supply USB interface simultaneously; From the direct voltage of attaching plug, through voltage control circuit, a road provides working power for vehicle-mounted massager, and the mobile phone charging source that is suitable for mobile phone charging is exported on another road in USB interface.Realize vehicle-mounted massager and charger for mobile phone unites two into one, yet the shortcoming that this technology exists is that mobile phone can not be mutual with vehicle-mounted massager, has reduced user's experience.
Summary of the invention
The object of the invention is to, a kind of on-board charging system is provided, solve above technical problem;
The present invention also aims to, a kind of method of work of on-board charging system is provided, solve above technical problem.
Technical problem solved by the invention can realize by the following technical solutions:
An on-board charging system, wherein, comprises,
On-vehicle battery unit, in order to provide DC power supply voltage;
Multi-media player unit, be connected with described on-vehicle battery unit, under the effect of described DC power supply voltage, work, described multi-media player unit comprises control interface, and passenger and described multi-media player unit open to produce enable signal alternately and by control interface described in checking rear drive by upper layer application;
Charging converting unit, is connected with described on-vehicle battery with described multi-media player unit respectively, under the effect of described enable signal, described DC power supply voltage is converted to current limliting to provide rechargeable electrical energy to mobile terminal.
On-board charging system of the present invention, described control interface adopts general input/output port, and described general input/output port is exported described enable signal.
On-board charging system of the present invention, described charging converting unit also comprises a feedback unit, in order to the output signal of described charging converting unit is sampled, usings as feedback signal.
On-board charging system of the present invention, described feedback unit adopts resistance pressure-dividing network.
On-board charging system of the present invention, described multi-media player unit comprises network interface unit, described multi-media player unit connects by described network interface unit and described mobile terminal.
On-board charging system of the present invention, described network interface unit adopts WIFI module or 3G network module.
The present invention also provides a kind of method of work of on-board charging system, and wherein, the on-board charging system for above-mentioned, comprises the following steps,
Step 1, described multi-media player unit judges whether to receive charging request, if not, repeating step 1;
Step 2, described multi-media player unit is verified described charging request;
Step 3, by verifying that rear generation one enable signal works to control described charging converting unit;
Step 4, described charging converting unit provides rechargeable electrical energy to described mobile terminal.
The method of work of on-board charging system of the present invention, described multi-media player unit provides a connection identifier, and described mobile terminal is by sending request with described multi-media player unit and connect to described connection identifier.
The method of work of on-board charging system of the present invention, described multi-media player unit judges when described mobile terminal sends a default charging request, response one charging active coding, and described charging active coding is sent to described mobile terminal.
The method of work of on-board charging system of the present invention, described multi-media player unit receives an input message, and described input message and the charging active coding that is sent to described mobile terminal are compared, and compares the successfully described enable signal of rear generation.
Beneficial effect: owing to adopting above technical scheme, the present invention is connected with multi-media player unit by mobile terminal, the charging request that multi-media player unit sends mobile terminal is opened charging converting unit after verifying, improve fail safe, any type of cell phone charging demand in the market can be met, and passenger's charging experience can be promoted.
Accompanying drawing explanation
Fig. 1 is system architecture schematic diagram of the present invention;
Fig. 2 is the system architecture schematic diagram of a kind of embodiment of the present invention;
Fig. 3 is method flow schematic diagram of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, the every other embodiment that those of ordinary skills obtain under the prerequisite of not making creative work, belongs to the scope of protection of the invention.
It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the present invention can combine mutually.
Below in conjunction with the drawings and specific embodiments, the invention will be further described, but not as limiting to the invention.
With reference to Fig. 1, Fig. 2, a kind of on-board charging system, comprises,
On-vehicle battery unit 1, in order to provide DC power supply voltage;
Multi-media player unit 2, be connected with on-vehicle battery unit 1, under the effect of DC power supply voltage, work, multi-media player unit 2 comprises control interface, and passenger and multi-media player unit 2 open to produce enable signal alternately and by checking rear drive control interface by upper layer application;
Charging converting unit 3, is connected with on-vehicle battery unit 1 with multi-media player unit 2 respectively, under the effect of enable signal, DC power supply voltage is converted to current limliting to provide rechargeable electrical energy to mobile terminal 4.
On-vehicle battery of the present invention unit 1 provides respectively DC power supply voltage to multi-media player unit 2 and charging converting unit 3, removes to call bottom hardware control interface and controls charging converting unit 3, thereby reach charging demand by the upper layer application of multi-media player unit 2.
On-board charging system of the present invention, control interface can adopt general input/output port GPIO, general input/output port GPIO output enable signal.Charging converting unit 3 is provided with enable signal input EN, in order to be connected with general input/output port GPIO.When enable signal is low level, open charging converting unit 3, the enable signal converting unit 3 of charging while being high level is closed.
Charging converting unit 3 is provided with voltage output end Vout, and voltage output end Vout connects the charging port of mobile terminal 4, can be connected and be realized charging by usb data line.
As a kind of preferred embodiment of the present invention, feedback unit can adopt resistance pressure-dividing network to form.
As a kind of preferred embodiment of the present invention, multi-media player unit 2 comprises network interface unit, and multi-media player unit 2 connects by network interface unit and mobile terminal.
As a kind of preferred embodiment of the present invention, network interface unit can adopt WIFI module or 3G network module.
As a kind of preferred embodiment of the present invention, multi-media player unit 2 comprises,
Power subsystem 21, is connected with on-vehicle battery unit 1, in order to the operating voltage of multi-media player unit 2 to be provided;
Microcontroller 22, is connected with the output of power subsystem 21;
ARM chip 23, is connected with microcontroller 22 with power subsystem 21 respectively.
As a kind of preferred embodiment of the present invention, multi-media player unit 2 can also comprise,
Control interface 24, is connected with ARM chip 23, in order to produce enable signal;
Display unit 25, is connected with ARM chip 23;
User interface generation unit 26, is connected with microcontroller 22.
As a kind of preferred embodiment of the present invention, charging converting unit 3 can comprise,
Start unit 31 is worked under the effect of enable signal EN;
Direct-current voltage reducing circuit 32, is connected with start unit 31, and the electric energy under the effect of start unit 31, on-vehicle battery 1 being provided converts, to export rechargeable electrical energy;
On-vehicle battery unit 1 provides 12V direct voltage, and after direct-current voltage reducing circuit 32 is changed current limliting, output voltage is 5V, and maximum output current is 1A;
As a kind of preferred embodiment of the present invention, charging converting unit 3 also comprises a feedback unit 33, in order to the output signal of charging converting unit 3 is sampled, usings as feedback signal.Charging converting unit 3 is provided with feedback signal input FB.
Charging converting unit 3 of the present invention also comprises short-circuit protection unit and overtemperature protection unit, can realize by the habitual technological means of those skilled in the art.
The present invention also provides a kind of method of work of on-board charging system, and wherein, the on-board charging system for above-mentioned, comprises the following steps,
Step 1, multi-media player unit 2 judges whether to receive charging request, if not, repeating step 1;
Step 2,2 pairs of charging requests of multi-media player unit are verified;
Step 3, by verifying that rear generation one enable signal is to control 3 work of charging converting unit;
Step 4, charging converting unit 3 provides rechargeable electrical energy to mobile terminal.
The method of work of on-board charging system of the present invention, multi-media player unit 2 provides a connection identifier, and mobile terminal connects by sending request to connection identifier with multi-media player unit 2.
The method of work of on-board charging system of the present invention, when multi-media player unit 2 judgement mobile terminals send a default charging request, response one charging active coding, and be sent to mobile terminal.
The method of work of on-board charging system of the present invention, multi-media player unit 2 receives the charging active coding of an input, and the charging active coding of input and the charging active coding that is sent to mobile terminal are compared, and compares the successfully rear enable signal that produces.
A concrete application example,
Step 11, passenger enters taxi;
Step 12, " charging picture " that passenger generates by mobile telephone scanning user interface generation unit 26 is so that the system of entering removes to open charger; Charging picture can be Quick Response Code sign, can utilize mobile phone to scan Quick Response Code sign;
Step 13, passenger adds micro-letter account of multi-media player unit, by keying in SOS to obtain charging active coding, micro-letter account of mobile phone passenger and Mobile Directory Number is stored and record;
Step 14, server returns to active coding to passenger's mobile phone by micro-letter, monthly 10 codes of prestrain;
Step 15, passenger inputs active coding to multi-media player unit, and electric energy is opened, and is mobile terminal charging.
The present invention is connected with multi-media player unit by mobile terminal, and multi-media player unit can provide in real time to passenger, the interactive information such as amusement, advertisement service efficiently, also facilitates manufacturer's releasing advertisements and collects Customer information.The charging request that between each unit of native system, power-supply system is separate, multi-media player unit sends mobile terminal just can be opened charge function and charging converting unit after verifying, and has increased overcurrent, short circuit protection system, greatly improves fail safe.Any type of cell phone charging demand in the market can be met, and passenger's charging experience can be promoted.
The foregoing is only preferred embodiment of the present invention; not thereby limit embodiments of the present invention and protection range; to those skilled in the art; should recognize that being equal to that all utilizations specification of the present invention and diagramatic content done replace and the resulting scheme of apparent variation, all should be included in protection scope of the present invention.
Claims (10)
1. an on-board charging system, is characterized in that, comprise,
On-vehicle battery unit, in order to provide DC power supply voltage;
Multi-media player unit, be connected with described on-vehicle battery unit, under the effect of described DC power supply voltage, work, described multi-media player unit comprises control interface, and passenger and described multi-media player unit open to produce enable signal alternately and by control interface described in checking rear drive by upper layer application;
Charging converting unit, is connected with described on-vehicle battery with described multi-media player unit respectively, under the effect of described enable signal, described DC power supply voltage is converted to current limliting to provide rechargeable electrical energy to mobile terminal.
2. a kind of on-board charging system according to claim 1, is characterized in that, described control interface adopts general input/output port, and described general input/output port is exported described enable signal.
3. a kind of on-board charging system according to claim 1, is characterized in that, described charging converting unit also comprises a feedback unit, in order to the output signal of described charging converting unit is sampled, usings as feedback signal.
4. a kind of on-board charging system according to claim 3, is characterized in that, described feedback unit adopts resistance pressure-dividing network.
5. a kind of on-board charging system according to claim 1, is characterized in that, described multi-media player unit comprises network interface unit, by described network interface unit and described mobile terminal, connects.
6. a kind of on-board charging system according to claim 5, is characterized in that, described network interface unit adopts WIFI module or 3G network module.
7. a method of work for on-board charging system, is characterized in that, for on-board charging system claimed in claim 1, comprise the following steps,
Step 1, described multi-media player unit judges whether to receive charging request, if not, repeating step 1;
Step 2, described multi-media player unit is verified described charging request;
Step 3, by verifying that rear generation one enable signal works to control described charging converting unit;
Step 4, described charging converting unit provides rechargeable electrical energy to described mobile terminal.
8. the method for work of a kind of on-board charging system according to claim 7, it is characterized in that, described multi-media player unit provides a connection identifier, and described mobile terminal is by sending request with described multi-media player unit and connect to described connection identifier.
9. the method for work of a kind of on-board charging system according to claim 7, it is characterized in that, described multi-media player unit judges when described mobile terminal sends a default charging request, response one charging active coding, and described charging active coding is sent to described mobile terminal.
10. the method for work of a kind of on-board charging system according to claim 9, it is characterized in that, described multi-media player unit receives an input message, and described input message and the charging active coding that is sent to described mobile terminal are compared, and compares the successfully described enable signal of rear generation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410415547.8A CN104201739A (en) | 2014-08-21 | 2014-08-21 | Vehicle-mounted charging system and operating method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410415547.8A CN104201739A (en) | 2014-08-21 | 2014-08-21 | Vehicle-mounted charging system and operating method thereof |
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| CN104201739A true CN104201739A (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410415547.8A Pending CN104201739A (en) | 2014-08-21 | 2014-08-21 | Vehicle-mounted charging system and operating method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111845419A (en) * | 2019-04-24 | 2020-10-30 | 北京嘀嘀无限科技发展有限公司 | Charging method, charging device, electric vehicle and storage medium |
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| EP1071091A1 (en) * | 1999-01-11 | 2001-01-24 | Sony Corporation | Information signal recorder with charging function and charging terminal |
| CN1322049A (en) * | 2000-07-29 | 2001-11-14 | 深圳市中兴通讯股份有限公司 | Charging method for handset and its intelligent integrated charging device |
| CN1662027A (en) * | 2004-02-23 | 2005-08-31 | 株式会社欧迪考普 | Mobile telephone management system and method thereof |
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2014
- 2014-08-21 CN CN201410415547.8A patent/CN104201739A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1071091A1 (en) * | 1999-01-11 | 2001-01-24 | Sony Corporation | Information signal recorder with charging function and charging terminal |
| CN1322049A (en) * | 2000-07-29 | 2001-11-14 | 深圳市中兴通讯股份有限公司 | Charging method for handset and its intelligent integrated charging device |
| CN1662027A (en) * | 2004-02-23 | 2005-08-31 | 株式会社欧迪考普 | Mobile telephone management system and method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111845419A (en) * | 2019-04-24 | 2020-10-30 | 北京嘀嘀无限科技发展有限公司 | Charging method, charging device, electric vehicle and storage medium |
| CN111845419B (en) * | 2019-04-24 | 2022-06-24 | 北京骑胜科技有限公司 | Charging method, charging device, electric vehicle and storage medium |
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Application publication date: 20141210 |