CN102221833B - System and method for controlling traveling of automobile by mobile terminal - Google Patents
System and method for controlling traveling of automobile by mobile terminal Download PDFInfo
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- CN102221833B CN102221833B CN2011101205274A CN201110120527A CN102221833B CN 102221833 B CN102221833 B CN 102221833B CN 2011101205274 A CN2011101205274 A CN 2011101205274A CN 201110120527 A CN201110120527 A CN 201110120527A CN 102221833 B CN102221833 B CN 102221833B
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- automobile
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- tractive force
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000009194 climbing Effects 0.000 claims abstract description 61
- 230000005484 gravity Effects 0.000 claims abstract description 19
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 238000004891 communication Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
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- 238000011161 development Methods 0.000 description 1
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The invention discloses a system and a method for controlling the traveling of an automobile by a mobile terminal. The system comprises the mobile terminal and an automobile microprocessor. The mobile terminal comprises a detection unit, a climbing angle acquisition unit, a traction generation unit and a transmission unit, wherein the detection unit is used for detecting whether the automobile is in a climbing state or not; the climbing angle acquisition unit is used for acquiring a climbing angle of the automobile; the traction generation unit is used for calculating and generating a minimum traction numerical value required by the climbing according to the climbing angle of the automobile and the gravity of the automobile; and the transmission unit is used for transmitting the minimum traction numerical value required by the climbing to the automobile microprocessor. The automobile microprocessor is used for controlling the power output of an automobile engine controller according to the received traction numerical value to prevent the automobile from sliding backwards. In the system and the method, the power output of the automobile is flexibly controlled in the climbing in combination with the mobile terminal commonly used by a driver so as to effectively prevent the automobile from sliding backwards.
Description
Technical field
The invention belongs to technical field of mobile terminals, relate in particular to a kind of system and method for controlling traveling of automobile by mobile terminal.
Background technology
Along with the development of portable terminal technology, the user is also more and more to the requirement of mobile terminal function.
Automobile has become the main traffic instrument in the city, and increasing people begins to buy automobile.After buying automobile, a lot of new hands need continual various performances to automobile to carry out break-in, until skillfully control.
Take upward slope as example, when the most of drivers that comprise new hand start on some heavy grade road surfaces, the upper bridge circuit section of for example blocking up, the perhaps outlet of underground parking is easy to cause stopping working because throttle and clutch for clutch control are bad.
The portable terminal of how commonly using in conjunction with the driver, the flexibly power output of control automobile prevents from slipping behind the automobile when going up a slope, and is one of direction of portable terminal research.
Summary of the invention
The object of the present invention is to provide a kind of system and method for controlling traveling of automobile by mobile terminal, be intended to the portable terminal commonly used in conjunction with the driver, the flexibly power output of control automobile prevents from slipping behind the automobile when going up a slope.
The present invention is achieved in that a kind of system of controlling traveling of automobile by mobile terminal, comprises portable terminal, and the automobile microprocessor, wherein,
Described portable terminal comprises:
Whether detecting unit is in climbing state for detection of automobile,
The ramp angle acquiring unit is for the ramp angle that obtains described automobile;
The tractive force generation unit is used for calculating the required minimum tractive force numerical value of generation climbing according to ramp angle and the described automobile gravity of described automobile, and
Transmitting element, the required minimum tractive force numerical value that is used for climbing is sent to the automobile microprocessor;
Described automobile microprocessor is used for the power output according to the tractive force Numerical Control automotive engine control that receives, and prevents that described automobile from sliding backward.
Wherein, described detecting unit also is used for reading the ramp angle of automobile from the Gravity accelerometer of described portable terminal, and judges the threshold value whether described ramp angle arranges greater than system, if judge that then described automobile is in climbing state.
Wherein, described automobile microprocessor specifically comprises:
Receiving element is used for receiving the tractive force numerical value that described portable terminal sends;
Power output valve acquiring unit is used for obtaining current power output valve;
The contrast unit, be used for climbing required minimum tractive force numerical value and described current power output valve compare;
The output control of engine power unit is for the power output valve of control engine controller.
Wherein, described detecting unit periodically detects automobile according to the time value that sets in advance and whether is in climbing state when whether being in climbing state by portable terminal detection automobile.
Wherein, described portable terminal and described automobile microprocessor carry out communication by wireless mode.
The present invention is achieved in that a kind of method of controlling traveling of automobile by mobile terminal, said method comprising the steps of:
Detect automobile by portable terminal and whether be in climbing state, if then obtain the ramp angle of described automobile;
Ramp angle and described automobile gravity according to described automobile calculate the required minimum tractive force numerical value of generation climbing, and are sent to described automobile microprocessor;
Described automobile microprocessor prevents that according to the power output of the tractive force Numerical Control automotive engine control that receives described automobile from sliding backward.
Wherein, detecting the step whether automobile be in climbing state specifically comprises:
Utilize the Gravity accelerometer of described portable terminal to read the ramp angle of automobile;
Judge the threshold value whether described ramp angle arranges greater than system, if judge that then described automobile is in climbing state.
Wherein, described automobile microprocessor specifically comprises according to the step of the power output of the tractive force Numerical Control automotive engine control that receives:
Obtain current power output valve;
Required minimum tractive force numerical value and the described current power output valve of climbing compared, judge that whether current power output valve is less than the required minimum tractive force numerical value of climbing, if, then the control engine controller improves the power output valve, until the power output valve is greater than the required minimum tractive force numerical value of climbing.
Wherein, when whether being in climbing state by portable terminal detection automobile, periodically detecting automobile according to the time value that sets in advance and whether be in climbing state.
Wherein, described portable terminal and described automobile microprocessor carry out communication by wireless mode.
When the present invention is in climbing state by portable terminal detection automobile, obtain the ramp angle of described automobile, ramp angle and described automobile gravity according to described automobile calculate the required minimum tractive force numerical value of generation climbing, and be sent to described automobile microprocessor, described automobile microprocessor is according to the power output of the tractive force Numerical Control automotive engine control that receives, the portable terminal of commonly using in conjunction with the driver, the flexibly power output of control automobile has prevented from slipping behind the automobile effectively when going up a slope.
Description of drawings
Fig. 1 is the process flow diagram of the embodiment of the method for controlling traveling of automobile by mobile terminal provided by the invention;
Fig. 2 is tilting of automobile angle synoptic diagram among the present invention;
Fig. 3 is the example structure figure of the system of controlling traveling of automobile by mobile terminal provided by the invention.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
Fig. 1 shows the flow process of the embodiment of the method for controlling traveling of automobile by mobile terminal provided by the invention.
In step S101, detect automobile by portable terminal and whether be in climbing state, if then carry out step S102, otherwise carry out according to general flow, the control automobile normal running.
Wherein, when detecting automobile by portable terminal and whether be in climbing state, periodically detect automobile according to the time value that sets in advance and whether be in climbing state, for example be set T=0.5 second interval time, started the timer timing every 0.5 second.
In specific implementation process, portable terminal at first passes through I
2The C bus reads the ramp angle θ of automobile from the built-in Gravity accelerometer of portable terminal, judges the threshold value whether ramp angle θ arranges greater than system, and for example 0, if judge that then automobile is in climbing state.
In step S102, obtain the ramp angle of described automobile.
In step S103, according to ramp angle and the required minimum tractive force numerical value of described automobile gravity calculating generation climbing of automobile, and be sent to described automobile microprocessor.
In step S104, automobile control microprocessor prevents that according to the power output of the tractive force Numerical Control automotive engine control that receives described automobile from sliding backward.
In specific implementation process, at first obtain current power output valve X by the control communication bus from engine controller, required minimum tractive force numerical value F and the described current power output valve X of climbing compared, judge that whether current power output valve X is less than the required minimum tractive force numerical value F of climbing, if, then improve the power output valve by control communication bus control engine controller, until power output valve X is greater than the required minimum tractive force numerical value F of climbing.
In the embodiment of the invention, described portable terminal and described automobile microprocessor carry out communication by wireless mode, such as 3G, WIFI or bluetooth etc.
See also Fig. 2, automobile is when climbing, and its gravity G can be decomposed into the power F parallel with the road surface and the power Z vertical with the road surface, obviously, can climb smoothly if will guarantee automobile, and required minimum tractive force numerical value is F.
Among the present invention, can the acceleration of gravity by portable terminal calculate the exert oneself angle theta size of Z and gravity G of amount to obtain, by trigonometric function, can calculate and generate the required minimum tractive force numerical value F that climbs.Afterwards, portable terminal sends to the automobile microprocessor by WIFI with minimum tractive force numerical value F.
The automobile microprocessor is received minimum tractive force numerical value F, read the current power output valve X of engine from engine controller, when finding the current output valve X of engine less than minimum tractive force numerical value F, just send order and improve output valve to engine controller, until X is greater than F.
The present invention is by utilizing the Gravity accelerometer on the portable terminal, and in conjunction with the WIFI radio function on the portable terminal, can prevent effectively that automobile from slipping phenomenon after when climbing occurs because being short of power, particularly prevent from having an accident when new hand from slowly travelling on the heavy grade road surface effectively.
Fig. 3 shows the structure of the system of controlling traveling of automobile by mobile terminal provided by the invention.Comprise portable terminal 31, and automobile microprocessor 32.
Described portable terminal 31 comprises detecting unit 311, ramp angle acquiring unit 312, tractive force generation unit 313 and transmitting element 314.
Wherein, whether detecting unit 311 is in climbing state for detection of automobile.
In specific implementation process, described detecting unit 311 reads the ramp angle of automobile from the Gravity accelerometer that is connected with described portable terminal 31, judge the threshold value whether described ramp angle arranges greater than system, if judge that then described automobile is in climbing state.
Wherein, described detecting unit 311 periodically detects automobile according to the time value that sets in advance and whether is in climbing state when whether being in climbing state by portable terminal detection automobile.
Ramp angle acquiring unit 312 is for the ramp angle that obtains described automobile.
Tractive force generation unit 313 is used for calculating the required minimum tractive force numerical value of generation climbing according to ramp angle and the described automobile gravity of described automobile.
Transmitting element 314, the required minimum tractive force numerical value that is used for climbing is sent to the automobile microprocessor.
Described automobile microprocessor 32 is used for the power output according to the tractive force Numerical Control automotive engine control that receives, and prevents that described automobile from sliding backward.
Wherein, described automobile microprocessor 32 specifically comprises receiving element 321, current power output valve acquiring unit 322, contrast unit 323 and output control of engine power unit 324.
Receiving element 321 is used for receiving the tractive force numerical value that described portable terminal sends.
Current power output valve acquiring unit 322 is used for obtaining current power output valve.
Output control of engine power unit 324 is for the power output valve of control engine controller.
Preferably, described portable terminal and described automobile microprocessor carry out communication by wireless mode, such as WIFI, can certainly be other wireless modes, do not enumerate one by one herein.
When the present invention is in climbing state by portable terminal detection automobile, obtain the ramp angle of described automobile, ramp angle and described automobile gravity according to described automobile calculate the required minimum tractive force numerical value of generation climbing, and be sent to described automobile microprocessor, described automobile microprocessor is according to the power output of the tractive force Numerical Control automotive engine control that receives, the portable terminal of commonly using in conjunction with the driver, the flexibly power output of control automobile has prevented from slipping behind the automobile effectively when going up a slope.
The above only is preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. the system of a controlling traveling of automobile by mobile terminal is characterized in that, comprises portable terminal, and the automobile microprocessor, wherein,
Described portable terminal comprises:
Whether detecting unit is in climbing state for detection of automobile,
The ramp angle acquiring unit is for the ramp angle that obtains described automobile;
The tractive force generation unit is used for calculating the required minimum tractive force numerical value of generation climbing according to ramp angle and the described automobile gravity of described automobile, and
Transmitting element, the required minimum tractive force numerical value that is used for climbing is sent to the automobile microprocessor;
Described automobile microprocessor is used for the power output according to the tractive force Numerical Control automotive engine control that receives, and prevents that described automobile from sliding backward;
Described detecting unit also is used for reading the ramp angle of automobile from the Gravity accelerometer of described portable terminal, and judges the threshold value whether described ramp angle arranges greater than system, if judge that then described automobile is in climbing state.
2. the system of controlling traveling of automobile by mobile terminal as claimed in claim 1 is characterized in that, described automobile microprocessor specifically comprises:
Receiving element is used for receiving the tractive force numerical value that described portable terminal sends;
Power output valve acquiring unit is used for obtaining current power output valve;
The contrast unit, be used for climbing required minimum tractive force numerical value and described current power output valve compare;
The output control of engine power unit is for the power output valve of control engine controller.
3. the system of controlling traveling of automobile by mobile terminal as claimed in claim 1, it is characterized in that, described detecting unit periodically detects automobile according to the time value that sets in advance and whether is in climbing state when whether being in climbing state by portable terminal detection automobile.
4. such as the system of each described controlling traveling of automobile by mobile terminal in the claims 1 to 3, it is characterized in that described portable terminal and described automobile microprocessor carry out communication by wireless mode.
5. the method for a controlling traveling of automobile by mobile terminal is characterized in that, said method comprising the steps of:
Detect automobile by portable terminal and whether be in climbing state, if then obtain the ramp angle of described automobile;
Ramp angle and described automobile gravity according to described automobile calculate the required minimum tractive force numerical value of generation climbing, and are sent to described automobile microprocessor;
Described automobile microprocessor prevents that according to the power output of the tractive force Numerical Control automotive engine control that receives described automobile from sliding backward.
Wherein, detecting the step whether automobile be in climbing state specifically comprises:
Utilize the Gravity accelerometer of described portable terminal to read the ramp angle of automobile;
Judge the threshold value whether described ramp angle arranges greater than system, if judge that then described automobile is in climbing state.
6. the method for controlling traveling of automobile by mobile terminal as claimed in claim 5 is characterized in that, described automobile microprocessor specifically comprises according to the step of the power output of the tractive force Numerical Control automotive engine control that receives:
Obtain current power output valve;
Required minimum tractive force numerical value and the described current power output valve of climbing compared, judge that whether current power output valve is less than the required minimum tractive force numerical value of climbing, if, then the control engine controller improves the power output valve, until the power output valve is greater than the required minimum tractive force numerical value of climbing.
7. the method for controlling traveling of automobile by mobile terminal as claimed in claim 5 is characterized in that, when whether being in climbing state by portable terminal detection automobile, periodically detecting automobile according to the time value that sets in advance and whether is in climbing state.
8. such as the method for each described controlling traveling of automobile by mobile terminal in the claim 5 to 7, it is characterized in that described portable terminal and described automobile microprocessor carry out communication by wireless mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101205274A CN102221833B (en) | 2011-05-10 | 2011-05-10 | System and method for controlling traveling of automobile by mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101205274A CN102221833B (en) | 2011-05-10 | 2011-05-10 | System and method for controlling traveling of automobile by mobile terminal |
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| Publication Number | Publication Date |
|---|---|
| CN102221833A CN102221833A (en) | 2011-10-19 |
| CN102221833B true CN102221833B (en) | 2013-04-17 |
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| CN2011101205274A Expired - Fee Related CN102221833B (en) | 2011-05-10 | 2011-05-10 | System and method for controlling traveling of automobile by mobile terminal |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105799585B (en) * | 2014-12-31 | 2018-11-06 | 比亚迪股份有限公司 | Uphill starting auxiliary system and electric terminal for vehicle |
| US9610957B2 (en) * | 2015-01-26 | 2017-04-04 | Harman International Industries, Incorporated | Controlling vehicle systems with mobile devices |
| CN108674409A (en) * | 2018-05-23 | 2018-10-19 | 南通科技职业学院 | A kind of power-control method and device of intelligent automobile |
| CN112124293A (en) * | 2020-09-29 | 2020-12-25 | 杭州光明汽车有限公司 | Power control device and method of intelligent automobile |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101982358A (en) * | 2010-10-09 | 2011-03-02 | 奇瑞汽车股份有限公司 | Automobile uphill start assisting method and system |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101982358A (en) * | 2010-10-09 | 2011-03-02 | 奇瑞汽车股份有限公司 | Automobile uphill start assisting method and system |
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| CN102221833A (en) | 2011-10-19 |
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Effective date of registration: 20201230 Address after: 510000 No.106 Fengze East Road, Nansha District, Guangzhou City, Guangdong Province (self compiled Building 1) x1301-a4845 (cluster registration) (JM) Patentee after: Guangzhou shengxia Intellectual Property Operation Co.,Ltd. Address before: 516006 Guangdong province Huizhou Zhongkai hi tech Development Zone No. 23 District Patentee before: HUIZHOU TCL MOBILE COMMUNICATION Co.,Ltd. Effective date of registration: 20201230 Address after: 313000 room 1020, science and Technology Pioneer Park, 666 Chaoyang Road, Nanxun Town, Nanxun District, Huzhou, Zhejiang. Patentee after: Huzhou You Yan Intellectual Property Service Co.,Ltd. Address before: 510000 No.106 Fengze East Road, Nansha District, Guangzhou City, Guangdong Province (self compiled Building 1) x1301-a4845 (cluster registration) (JM) Patentee before: Guangzhou shengxia Intellectual Property Operation Co.,Ltd. |
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Effective date of registration: 20221230 Address after: 276000 NO.119 Jinhu Industrial Park, West Jiefang Road, high tech Zone, Linyi City, Shandong Province Patentee after: Luyake Fire Vehicle Manufacturing Co.,Ltd. Address before: 313000 room 1020, science and Technology Pioneer Park, 666 Chaoyang Road, Nanxun Town, Nanxun District, Huzhou, Zhejiang. Patentee before: Huzhou You Yan Intellectual Property Service Co.,Ltd. |
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Granted publication date: 20130417 |