CN102107652B - Method using acceleration sensor to monitor emergency acceleration or emergency brake of vehicle in remote real-time manner - Google Patents
Method using acceleration sensor to monitor emergency acceleration or emergency brake of vehicle in remote real-time manner Download PDFInfo
- Publication number
- CN102107652B CN102107652B CN 200910113108 CN200910113108A CN102107652B CN 102107652 B CN102107652 B CN 102107652B CN 200910113108 CN200910113108 CN 200910113108 CN 200910113108 A CN200910113108 A CN 200910113108A CN 102107652 B CN102107652 B CN 102107652B
- Authority
- CN
- China
- Prior art keywords
- acceleration
- accel
- absolute value
- minute
- car
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Traffic Control Systems (AREA)
Abstract
The invention discloses a method using an acceleration sensor to monitor emergency acceleration or emergency brake of a vehicle in a remote real-time manner. The method comprises the following steps: the acceleration sensor is used to detect acceleration values in an X-axis direction, a Y-axis direction and a Z-axis direction; after acquisition and signal processing, the acceleration values are processed by a controlling and processing unit of a vehicle terminal; the controlling and processing unit of the vehicle terminal conducts component rejection of an X-axis and a Y-axis on gravitational acceleration during inclination according to the acceleration values in the X-axis direction, the Y-axis direction and the Z-axis direction, so as to acquire accurate acceleration values of the vehicle; and then the vehicle terminal determines whether the acceleration values meet the conditions or not through an emergency acceleration threshold value or an emergency brake threshold value handed down by a remote monitoring center, and sends the acceleration values at the moment to the center after the conditions are met. By adopting the process, emergency acceleration or emergency brake of the vehicle can be monitored in a remote real-time manner, thereby bringing great convenience to remote management of the vehicle.
Description
Technical field
The present invention relates to the remote monitor and control vehicular field, particularly relate to a kind of method of using the anxious acceleration of acceleration pick-up remote real-time monitoring vehicle or sudden stop.
Background technology
Fast development along with Chinese national economy, the significantly raising of living standards of the people, the recoverable amount of China's automobile is the gesture that increases substantially, automobile is as one of transportation means, the utmost point has effectively promoted expanding economy, but, incident thus is the frequent generation of traffic accident, property to people's life has caused threat to a certain degree, therefore, vehicle being carried out actv. monitoring and management, is the powerful guarantee of avoiding occuring all kinds of traffic accidents, for the machine-operated enterprises and institutions that have all kinds vehicle, the management of vehicle just becomes an important process in its routine matter.The method that detects at present the anxious acceleration of vehicle or sudden stop normally adopts the variation of speed to obtain accekeration, yet the speed of car-mounted terminal generally is the speed of using in the gps data, thereby, can't the Obtaining Accurate real-time speed, this just gives the Real Time Monitoring vehicle anxious accelerate or sudden stop has caused certain difficulty.
Summary of the invention
The object of the invention is to overcome the deficiency of prior art, a kind of method of using the anxious acceleration of acceleration pick-up remote real-time monitoring vehicle or sudden stop is provided, to utilize acceleration pick-up to obtain timely and accurately the anxious of vehicle to accelerate or anxious restriction signal, accelerated or anxious the deceleration processed and whether the numerical value after processing is judged greater than threshold value anxious by car-mounted terminal, when surpassing threshold value, report and submit to remote monitoring center, thus the purpose of realization remote real-time monitoring vehicle.
The technical solution adopted for the present invention to solve the technical problems is: a kind of method of using the anxious acceleration of acceleration pick-up remote real-time monitoring vehicle or sudden stop comprises the steps:
A. remote monitoring center sends acceleration rate threshold by cordless communication network to car-mounted terminal; The wireless communication unit of car-mounted terminal receives and comes from the acceleration rate threshold that remote monitoring center issues, and is kept in the memory cell of car-mounted terminal;
B. the acceleration sensing unit Real-time Collection Vehicle Driving Cycle acceleration/accel of car-mounted terminal; This acceleration sensing unit is that the employing acceleration pick-up picks up XYZ three axial three acceleration signals under the three-dimensional coordinate, obtains thus along XYZ three axial accekeration Xi, Yi and Zi; Wherein Y-axis is pointed to the direction that vehicle advances, and X-axis is pointed to the direction after vehicle forward direction turns 270 degree along clockwise direction, the acceleration due to gravity direction when Z axis points to the vehicle level attitude; The value of Xi, Yi and Zi is that timing is anxious acceleration, and the value of Xi, Yi and Zi is anxious deceleration when being negative;
C. the controlled processing unit that the acceleration signal that picks up is transferred to car-mounted terminal is processed in the acceleration sensing unit of car-mounted terminal; Accekeration Xi, Yi and Zi that controlled processing unit is responded to three directions take absolute value, and obtain the acceleration/accel absolute value that three directions are responded to | Xi|, | Yi| and | Zi|;
D. whether the induced signal of the controlled processing unit of car-mounted terminal Z-direction that acceleration pick-up is picked up is judged less than gravity acceleration value g; Acceleration/accel absolute value when Z-direction induction | Zi| turns step f during less than gravity acceleration value g, otherwise, continue next step;
E. the controlled processing unit of car-mounted terminal is from the acceleration/accel absolute value of X-direction induction | the acceleration/accel absolute value of Xi| and Y direction induction | and acceleration/accel of peek value maximum and acceleration rate threshold compare the Yi|, when this peak acceleration during greater than acceleration rate threshold, turn step k, otherwise, return step b;
F. the controlled processing unit of car-mounted terminal calculates acceleration due to gravity along the weight component g on XY plane according to following formula
Minute
g
Minute=Sina * g
Cosa＝|Zi|÷g
H. the controlled processing unit of car-mounted terminal is with weight component g
MinuteFor outlier is once rejected processing, with the acceleration/accel absolute value of X-direction induction | the acceleration/accel absolute value of Xi| and Y direction induction | an acceleration/accel of peek value maximum deducts weight component g among the Yi|
Minute, once rejected the acceleration/accel after the processing, acceleration/accel and the acceleration rate threshold of once rejecting after processing compared, the acceleration/accel after this once rejects processing turns step k during greater than acceleration rate threshold, otherwise, the continuation next step;
J. the controlled processing unit of car-mounted terminal is with weight component g
MinuteIn the XY plane, again decompose, calculate respectively weight component g
MinuteIn the XY plane along the supposition component g of X-axis, Y-axis
Divide X, g
Divide Y
Wherein, weight component g
MinuteSupposition component g in X-axis
Divide XCalculate acquisition by following formula:
g
Divide X=Sina
x* g
Minute
Cosa
x=| Yi| ÷ g
Minute
Wherein, weight component g
MinuteSupposition component g in Y-axis
Divide YCalculate acquisition by following formula:
g
Divide Y=Sina
Y* g
Minute
Cosa
Y=| Xi| ÷ g
Minute
Acceleration/accel absolute value with the X-direction induction | Xi| deducts weight component g
MinuteSupposition component g in X-axis
Minute X, obtain the acceleration/accel that secondary is rejected the X-direction after processing; Acceleration/accel absolute value with the Y direction induction | Yi| deducts weight component g
MinuteSupposition component g in Y-axis
Divide Y, obtain the acceleration/accel that secondary is rejected the Y direction after processing; Acceleration/accel and acceleration rate threshold that the acceleration/accel of the X-direction after secondary reject to be processed and secondary are rejected peek value maximum the acceleration/accel of the Y direction after processing compare, when this secondary is rejected peak acceleration after processing greater than acceleration rate threshold, continue next step, otherwise, return step b;
K. the controlled processing unit of car-mounted terminal is uploaded this acceleration/accel by its wireless communication unit to remote monitoring center, delays time simultaneously 5 seconds, and 5 seconds the average velociity in front and back when satisfying threshold value is uploaded to remote monitoring center.
The invention has the beneficial effects as follows, owing to having adopted acceleration pick-up to detect the accekeration of XYZ axle three directions, through being processed by the controlled processing unit of car-mounted terminal after collection and the signal processing, the controlled processing unit of car-mounted terminal is then according to the accekeration of XYZ axle three directions, acceleration due to gravity during to inclination carries out the component rejection of XY axle, thereby obtain accurately accekeration of vehicle, then whether car-mounted terminal satisfies condition by anxious acceleration or the anxious deceleration threshold decision that remote monitoring center issues, and issues the center accekeration of this moment after satisfying condition.This process can realize that the anxious of remote real-time monitoring vehicle accelerates or sudden stop, brings great convenience for the telemanagement of vehicle.
Below in conjunction with drawings and Examples the present invention is described in further detail; But a kind of method of the anxious acceleration of acceleration pick-up remote real-time monitoring vehicle or sudden stop of using of the present invention is not limited to embodiment.
Description of drawings
Fig. 1 is the three-dimensional coordinate schematic diagram of acceleration pick-up;
Fig. 2 is the schematic diagram that vehicle is in the slope motoring condition.
The specific embodiment
Embodiment, shown in accompanying drawing, a kind of method of using the anxious acceleration of acceleration pick-up remote real-time monitoring vehicle or sudden stop of the present invention comprises the steps:
A. remote monitoring center sends acceleration rate threshold by cordless communication network to car-mounted terminal; The wireless communication unit of car-mounted terminal receives and comes from the acceleration rate threshold that remote monitoring center issues, and is kept in the memory cell of car-mounted terminal;
B. the acceleration sensing unit Real-time Collection Vehicle Driving Cycle acceleration/accel of car-mounted terminal; This acceleration sensing unit is that the employing acceleration pick-up picks up XYZ three axial three acceleration signals under the three-dimensional coordinate, obtains thus along XYZ three axial accekeration Xi, Yi and Zi; As shown in Figure 1, wherein Y-axis is pointed to the direction that vehicle advances, and X-axis is pointed to the direction after vehicle forward direction turns 270 degree along clockwise direction, the acceleration due to gravity direction when Z axis points to the vehicle level attitude; The value of Xi, Yi and Zi is that timing is anxious acceleration, and the value of Xi, Yi and Zi is anxious deceleration when being negative; When vehicle was parked in horizontal surface, the acceleration/accel that the acceleration pick-up Z axis is sensed should be g=10m2/s (carry out first X, Y, the demarcation of Z axis three direction gravity when dispatching from the factory, calibration value is 10m2/s) for gravity acceleration g;
C. the controlled processing unit that the acceleration signal that picks up is transferred to car-mounted terminal is processed in the acceleration sensing unit of car-mounted terminal; Accekeration Xi, Yi and Zi that controlled processing unit is responded to three directions take absolute value, and obtain the acceleration/accel absolute value that three directions are responded to | Xi|, | Yi| and | Zi|;
D. whether the induced signal of the controlled processing unit of car-mounted terminal Z-direction that acceleration pick-up is picked up is judged less than gravity acceleration value g; Acceleration/accel absolute value when Z-direction induction | Zi| turns step f during less than gravity acceleration value g, otherwise, continue next step; Acceleration/accel absolute value when the Z-direction induction | when Zi| equals gravity acceleration g, show that vehicle is to travel at horizontal surface, acceleration/accel absolute value when Z-direction induction | Zi| is during less than gravity acceleration g, show that vehicle is to travel on the slope, travel on a slope that is a angle with the XY plane such as Vehicle Driving Cycle, as shown in Figure 2;
E. the controlled processing unit of car-mounted terminal is from the acceleration/accel absolute value of X-direction induction | the acceleration/accel absolute value of Xi| and Y direction induction | and acceleration/accel of peek value maximum and acceleration rate threshold compare the Yi|, when this peak acceleration during greater than acceleration rate threshold, turn step k, otherwise, return step b; Because vehicle is to travel at horizontal surface, therefore, gravity acceleration g does not produce component in X-axis and Y-axis, at this moment, only needs the relatively acceleration/accel absolute value of X-direction induction | the acceleration/accel absolute value of Xi| and Y direction induction | and whether Yi| gets final product greater than acceleration rate threshold, and relatively the time, only need be relatively more maximum one gets final product, such as | Yi|＞| Xi| then only needs relatively | and whether Yi| is greater than acceleration rate threshold, if | Xi|＞| Yi| then only needs relatively | and whether Xi| is greater than acceleration rate threshold;
F. the controlled processing unit of car-mounted terminal calculates acceleration due to gravity along the weight component g on XY plane according to following formula
Minute
g
Minute=Sina * g
Cosa＝|Zi|÷g
H. the controlled processing unit of car-mounted terminal is with weight component g
MinuteFor outlier is once rejected processing, with the acceleration/accel absolute value of X-direction induction | the acceleration/accel absolute value of Xi| and Y direction induction | an acceleration/accel of peek value maximum deducts weight component g among the Yi|
Minute, once rejected the acceleration/accel after the processing, acceleration/accel and the acceleration rate threshold of once rejecting after processing compared, the acceleration/accel after this once rejects processing turns step k during greater than acceleration rate threshold, otherwise, the continuation next step; Because the weight component g of gravity acceleration g on the XY plane
MinuteInevitable greater than its component in X-axis, Y-axis, therefore, can use first weight component g
MinuteOnce reject, obtain once to reject X-axis after the processing or the acceleration/accel of Y-axis, this acceleration/accel is the acceleration/accel absolute value by the X-direction induction | the acceleration/accel absolute value of Xi| and Y direction induction | and an acceleration/accel of peek value maximum deducts weight component g among the Yi|
MinuteRear acquisition, with step e roughly the same be, when | Yi|＞| during Xi|, then only need relatively | Yi| deducts weight component g
MinuteAfter value whether greater than acceleration rate threshold, if | Xi|＞| Yi| then only needs relatively | Xi| deducts weight component g
MinuteAfter value whether greater than acceleration rate threshold;
J. the controlled processing unit of car-mounted terminal is with weight component g
MinuteIn the XY plane, again decompose, calculate respectively weight component g
MinuteIn the XY plane along the supposition component g of X-axis, Y-axis
Divide X, g
Divide Y
Wherein, weight component g
MinuteSupposition component g in X-axis
Divide XCalculate acquisition by following formula:
g
Divide X=Sina
x* g
Minute
Cosa
x=| Yi| ÷ g
Minute
Wherein, weight component g
MinuteSupposition component g in Y-axis
Divide YCalculate acquisition by following formula:
g
Divide Y=Sina
Y* g
Minute
Cosa
Y=| Xi| ÷ g
Minute
Acceleration/accel absolute value with the X-direction induction | Xi| deducts weight component g
MinuteSupposition component g in X-axis
Minute X, obtain the acceleration/accel that secondary is rejected the X-direction after processing; Acceleration/accel absolute value with the Y direction induction | Yi| deducts weight component g
MinuteSupposition component g in Y-axis
Divide Y, obtain the acceleration/accel that secondary is rejected the Y direction after processing; Acceleration/accel and acceleration rate threshold that the acceleration/accel of the X-direction after secondary reject to be processed and secondary are rejected peek value maximum the acceleration/accel of the Y direction after processing compare, when this secondary is rejected peak acceleration after processing greater than acceleration rate threshold, continue next step, otherwise, return step b; Owing to can therefore not need to adopt secondary to reject greater than acceleration rate threshold after once rejecting, namely utilizing weight component g
MinuteSupposition component g in X-axis
Divide XWith weight component g
MinuteSupposition component g in Y-axis
Divide YReject,
K. the controlled processing unit of car-mounted terminal is uploaded this acceleration/accel by its wireless communication unit to remote monitoring center, delays time simultaneously 5 seconds, and 5 seconds the average velociity in front and back when satisfying threshold value is uploaded to remote monitoring center;
The acceleration/accel that car-mounted terminal is uploaded has three kinds of situations:
A kind of step e that comes from, the acceleration/accel of this moment be exactly the acceleration/accel Xi of X-direction induction (| Xi|＞| Yi|) or the acceleration/accel Yi of Y direction induction (| Yi|＞| during Xi|);
Another kind comes from step h, and the acceleration/accel of this moment is exactly the acceleration/accel absolute value of Y direction induction | and Yi| deducts weight component g
MinuteAfter value (| Yi|＞| during Xi|, direction is identical with Yi, and Yi is that timing represents anxious acceleration, and Yi represents anxious acceleration when negative) or the acceleration/accel absolute value of X-direction induction | Xi| deducts weight component g
MinuteAfter value (| Xi|＞| during Yi|, direction is identical with Xi, and Xi is that timing represents anxious acceleration, and Xi represents anxious acceleration when negative);
Another comes from step j, and the acceleration/accel of this moment is exactly the acceleration/accel absolute value of Y direction induction | and Yi| deducts weight component g
MinuteSupposition component g in Y-axis
Divide YAfter value (direction is identical with Yi, and Yi is that timing represents anxious acceleration, and Yi represents anxious acceleration when negative) or the acceleration/accel absolute value of X-direction induction | Xi| deducts weight component g
MinuteSupposition component g in X-axis
Divide XAfter value (direction is identical with Xi, and Xi is that timing represents anxious acceleration, and Xi represents anxious acceleration when negative); So to the value of Y-axis or the value of X-axis, see that is larger, get large one.
Above-described embodiment only is used for further specifying a kind of method of using the anxious acceleration of acceleration pick-up remote real-time monitoring vehicle or sudden stop of the present invention; but the present invention is not limited to embodiment; every foundation technical spirit of the present invention all falls in the protection domain of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment does.
Claims (1)
1. a method of using the anxious acceleration of acceleration pick-up remote real-time monitoring vehicle or sudden stop is characterized in that: comprise the steps:
(1) remote monitoring center sends acceleration rate threshold by cordless communication network to car-mounted terminal; The wireless communication unit of car-mounted terminal receives and comes from the acceleration rate threshold that remote monitoring center issues, and is kept in the memory cell of car-mounted terminal;
(2) the acceleration sensing unit Real-time Collection Vehicle Driving Cycle acceleration/accel of car-mounted terminal; This acceleration sensing unit is that the employing acceleration pick-up picks up XYZ three axial three acceleration signals under the three-dimensional coordinate, obtains thus along XYZ three axial accekeration Xi, Yi and Zi; Wherein Y-axis is pointed to the direction that vehicle advances, and X-axis is pointed to the direction after vehicle forward direction turns 270 degree along clockwise direction, the acceleration due to gravity direction when Z axis points to the vehicle level; The value of Xi, Yi and Zi is that timing is anxious acceleration, and the value of Xi, Yi and Zi is anxious deceleration when being negative;
(3) controlled processing unit that the acceleration signal that picks up is transferred to car-mounted terminal is processed in the acceleration sensing unit of car-mounted terminal; Accekeration Xi, Yi and Zi that controlled processing unit is responded to three directions take absolute value, and obtain the acceleration/accel absolute value that three directions are responded to | Xi|, | Yi| and | Zi|;
(4) whether the induced signal of the controlled processing unit of car-mounted terminal Z-direction that acceleration pick-up is picked up is judged less than gravity acceleration value g; Acceleration/accel absolute value when Z-direction induction | Zi| turns step (6) during less than gravity acceleration value g, otherwise, continue next step;
(5) controlled processing unit of car-mounted terminal is from the acceleration/accel absolute value of X-direction induction | the acceleration/accel absolute value of Xi| and Y direction induction | and acceleration/accel absolute value of peek value maximum and acceleration rate threshold compare the Yi|, when this peak acceleration absolute value during greater than acceleration rate threshold, turn step (9), otherwise, return step (2);
(6) controlled processing unit of car-mounted terminal calculates acceleration due to gravity along the weight component g on XY plane according to following formula
Minute
g
Minute=Sin α * g
Cosα＝|Zi|÷g；
(7) controlled processing unit of car-mounted terminal is with weight component g
MinuteFor outlier is once rejected processing, with the acceleration/accel absolute value of X-direction induction | the acceleration/accel absolute value of Xi| and Y direction induction | an acceleration/accel absolute value of peek value maximum deducts weight component g among the Yi|
Minute, once rejected the acceleration/accel after the processing, acceleration/accel absolute value and the acceleration rate threshold of once rejecting after processing compared, acceleration/accel absolute value after this once rejects processing is during greater than acceleration rate threshold, turn step (10), otherwise, next step continued;
(8) controlled processing unit of car-mounted terminal is with weight component g
MinuteIn the XY plane, again decompose, calculate respectively weight component g
MinuteIn the XY plane along the supposition component g of X-axis, Y-axis
Divide X, g
Divide Y
Wherein, weight component g
MinuteSupposition component g in X-axis
Divide XCalculate acquisition by following formula:
g
Divide X=Sin α
x* g
Minute
Cos α
x=| Yi| ÷ g
Minute
Wherein, weight component g
MinuteSupposition component g in Y-axis
Divide YCalculate acquisition by following formula:
g
Divide Y=Sin α
Y* g
Minute
Cos α
Y=| Xi| ÷ g
Minute
Acceleration/accel absolute value with the X-direction induction | Xi| deducts weight component g
MinuteSupposition component g in X-axis
Divide X, obtain the acceleration/accel that secondary is rejected the X-direction after processing; Acceleration/accel absolute value with the Y direction induction | Yi| deducts weight component g
MinuteSupposition component g in Y-axis
Divide Y, obtain the acceleration/accel that secondary is rejected the Y direction after processing; Acceleration/accel absolute value and acceleration rate threshold that the acceleration/accel absolute value of the X-direction after secondary reject to be processed and secondary are rejected peek value maximum the acceleration/accel absolute value of the Y direction after processing compare, when this secondary is rejected peak acceleration absolute value after processing greater than acceleration rate threshold, continue next step, otherwise, return step (2);
(9) controlled processing unit of car-mounted terminal is uploaded this acceleration/accel by its wireless communication unit to remote monitoring center, delayed time simultaneously 5 seconds, 5 seconds the average velociity in front and back with described peak acceleration absolute value during greater than acceleration rate threshold is uploaded to remote monitoring center;
(10) controlled processing unit of car-mounted terminal is uploaded this acceleration/accel by its wireless communication unit to remote monitoring center, delayed time simultaneously 5 seconds, 5 seconds the average velociity in front and back with described acceleration/accel absolute value after once reject processing during greater than acceleration rate threshold is uploaded to remote monitoring center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910113108 CN102107652B (en) | 2009-12-25 | 2009-12-25 | Method using acceleration sensor to monitor emergency acceleration or emergency brake of vehicle in remote real-time manner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910113108 CN102107652B (en) | 2009-12-25 | 2009-12-25 | Method using acceleration sensor to monitor emergency acceleration or emergency brake of vehicle in remote real-time manner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102107652A CN102107652A (en) | 2011-06-29 |
| CN102107652B true CN102107652B (en) | 2013-04-03 |
Family
ID=44171969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910113108 Active CN102107652B (en) | 2009-12-25 | 2009-12-25 | Method using acceleration sensor to monitor emergency acceleration or emergency brake of vehicle in remote real-time manner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102107652B (en) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2899547B1 (en) * | 2013-12-05 | 2016-09-28 | Huawei Device Co., Ltd. | Method and apparatus for determining acceleration of vehicle |
| CN104359493B (en) * | 2014-11-18 | 2017-02-22 | 浙江工商大学 | High-precision direction correction method under vehicle-mounted condition of smart phone |
| CN105677310B (en) * | 2014-11-21 | 2019-03-08 | 窦锡宇 | A method of calibration direction of traffic |
| CN104828041A (en) * | 2015-05-29 | 2015-08-12 | 张释文 | Acceleration controller |
| CN104828040A (en) * | 2015-05-29 | 2015-08-12 | 张释文 | Acceleration controller |
| CN105109490B (en) * | 2015-09-22 | 2019-12-13 | 厦门雅迅网络股份有限公司 | Method for judging sharp turn of vehicle based on three-axis acceleration sensor |
| CN105292127B (en) * | 2015-10-23 | 2018-08-03 | 深圳市元征科技股份有限公司 | A kind of urgency acceleration detection method and car-mounted terminal |
| CN105823479B (en) * | 2016-03-04 | 2018-08-17 | 上海畅星软件有限公司 | Driving behavior analysis method |
| CN106127883B (en) * | 2016-06-23 | 2018-11-02 | 北京航空航天大学 | driving event detection method |
| CN107025704A (en) * | 2017-03-14 | 2017-08-08 | 上海小蚁科技有限公司 | Driving behavior detection method and device, drive recorder and automobile based on acceleration transducer |
| CN107135267B (en) * | 2017-05-19 | 2020-05-05 | 千寻位置网络有限公司 | Vehicle speed change data processing method and system, terminal and memory |
| CN107677460B (en) * | 2017-09-06 | 2019-08-16 | 李星仪 | A kind of device and method monitoring bicycle brake performance |
| CN108646054A (en) * | 2018-07-05 | 2018-10-12 | 合肥移顺信息技术有限公司 | A kind of three axis method for self-calibrating of vehicle-mounted acceleration sensor |
| CN108773378B (en) * | 2018-07-17 | 2021-01-01 | 重庆大学 | Automobile running speed real-time estimation method and device based on mobile terminal |
| CN109816993B (en) * | 2019-01-07 | 2021-12-14 | 深圳市元征科技股份有限公司 | Method for identifying vehicle rapid acceleration behavior and related equipment |
| CN109655284A (en) * | 2019-01-28 | 2019-04-19 | 北京苹果知科技有限公司 | A kind of automobile emergency detection system |
| CN112053554A (en) * | 2020-07-23 | 2020-12-08 | 义乌市深研智能科技有限公司 | Control method and device for cruise switching process of agricultural machine and agricultural machine |
| CN112572379B (en) * | 2020-11-04 | 2021-09-24 | 北方工业大学 | Remote intelligent one-key forced stop control method for public passenger vehicle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0145989A1 (en) * | 1983-12-06 | 1985-06-26 | Nissan Motor Co., Ltd. | System and method for automatically controlling vehicle speed |
| US6070682A (en) * | 1996-10-04 | 2000-06-06 | Denso Corporation | Automatic deceleration control system, vehicle-to-obstacle distance control system, and system program storage medium for vehicle |
| CN1787031A (en) * | 2004-12-10 | 2006-06-14 | 厦门雅迅网络股份有限公司 | Vehicle monitoring method |
| CN101110163A (en) * | 2006-07-17 | 2008-01-23 | 李貌 | Vehicle driving recorder with GSM network access and its center monitoring software |
| CN101168358A (en) * | 2006-10-25 | 2008-04-30 | 厦门雅迅网络股份有限公司 | Method and device used for vehicle collision/side overturn detecting and alarming |
| CN201142139Y (en) * | 2007-12-25 | 2008-10-29 | 厦门雅迅网络股份有限公司 | Mobile terminal in bus monitoring system |
-
2009
- 2009-12-25 CN CN 200910113108 patent/CN102107652B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0145989A1 (en) * | 1983-12-06 | 1985-06-26 | Nissan Motor Co., Ltd. | System and method for automatically controlling vehicle speed |
| US6070682A (en) * | 1996-10-04 | 2000-06-06 | Denso Corporation | Automatic deceleration control system, vehicle-to-obstacle distance control system, and system program storage medium for vehicle |
| CN1787031A (en) * | 2004-12-10 | 2006-06-14 | 厦门雅迅网络股份有限公司 | Vehicle monitoring method |
| CN101110163A (en) * | 2006-07-17 | 2008-01-23 | 李貌 | Vehicle driving recorder with GSM network access and its center monitoring software |
| CN101168358A (en) * | 2006-10-25 | 2008-04-30 | 厦门雅迅网络股份有限公司 | Method and device used for vehicle collision/side overturn detecting and alarming |
| CN201142139Y (en) * | 2007-12-25 | 2008-10-29 | 厦门雅迅网络股份有限公司 | Mobile terminal in bus monitoring system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102107652A (en) | 2011-06-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102107652B (en) | Method using acceleration sensor to monitor emergency acceleration or emergency brake of vehicle in remote real-time manner | |
| CN105072413B (en) | A kind of intelligent travelling crane monitoring system and control method thereof based on DVR | |
| CN112224212B (en) | Vehicle control system based on road surface condition tactile perception | |
| CN110293967A (en) | A kind of automobile low speed active safety executes control method and control system | |
| CN201329847Y (en) | GPS vehicle terminal with bump detection | |
| CN104864909A (en) | Road surface pothole detection device based on vehicle-mounted binocular vision | |
| CN207867669U (en) | Driver fatigue early warning system and vehicle | |
| CN105711621B (en) | A kind of displacement of Intelligent iron shoe runaway and alarm detector and method | |
| CN204833713U (en) | Simple and easy on -vehicle road conditions detecting system | |
| CN102930741A (en) | High-precision stall detection system and method | |
| CN106347411A (en) | Train integrity detection system and method | |
| CN103198714A (en) | Indicating system used at corner of parking lot | |
| CN104569501A (en) | Beidou system-based vehicle speed ratio calibration system and method | |
| CN205890700U (en) | Prevent that passenger from omitting tour device and passenger train in car | |
| CN107154153A (en) | Charging device | |
| CN202855081U (en) | High precision parking space detection system | |
| CN103676953B (en) | Intelligent Mobile Robot magnetic navigation derailing automatic recovery method | |
| CN107662521A (en) | Balance car automatic charge device | |
| CN209351405U (en) | A kind of rack locomotive travel assist system | |
| CN107036630A (en) | A kind of automatic recognition system and method for vehicle drive prior-warning device setting angle | |
| CN104155645B (en) | Vehicle position detecting method and vehicle position detecting system | |
| CN104483861B (en) | Intelligent vehicle-mounted monitoring device and intelligent vehicle-mounted monitoring method | |
| CN112362677A (en) | A real-time transmission system of 5G image for unmanned aerial vehicle detects aircraft surface defect | |
| CN204594502U (en) | Hole, a kind of road surface based on vehicle-mounted binocular vision groove detection apparatus | |
| CN204712963U (en) | A kind of automobile-used bluetooth collision-proof warning device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |