CN104149688A - Vehicle speed reminding device and method - Google Patents
Vehicle speed reminding device and method Download PDFInfo
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- CN104149688A CN104149688A CN201410394584.5A CN201410394584A CN104149688A CN 104149688 A CN104149688 A CN 104149688A CN 201410394584 A CN201410394584 A CN 201410394584A CN 104149688 A CN104149688 A CN 104149688A
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Abstract
The invention relates to a vehicle speed reminding device and method. The vehicle speed reminding device comprises a first monitoring module, a second monitoring module and a reminding module; the output end of the first monitoring module and the output end of the second monitoring module are connected to the reminding module in parallel, the first monitoring module is electrically connected to an instrument panel, the first monitoring module is used for comparing the current running speed of the vehicle with the maximum vehicle speeds allowed when a vehicle is in the different running environments, and the second monitoring module is used for judging whether a driver is in the fatigue driving state or not. By means of the vehicle speed reminding device, running roads and driving conditions of the driver are monitored, whether a reminding signal needs to be sent to the driver for reminding the driver to decelerate the vehicle or not is judged according to the monitoring conditions, vibrations of the vehicle are avoided, and noise is avoided; the vehicle speed reminding device is arranged on the vehicle, so that the vehicle speed reminding device is also suitable for road sections without vibration markings or deceleration strips.
Description
[technical field]
The present invention relates to a kind of speed reminding device, be specifically related to a kind of speed reminding device and method thereof.
[background technology]
The moving velocity of vehicle in different traffic route situations is different, and hypervelocity is the one of the main reasons that causes traffic accident.Existing road speed measure is (as deceleration strip, vibrating graticule) to slowing down, played vital function, but these devices are when effectively reducing road speed, also produced the environmental problems such as vibration and noise, and the vibration that road speed measure causes because of " jumping car " phenomenon simultaneously all has a great impact to road, roadside buildings, vehicle and chaufeur.Nowadays, road speed measure only arranges at some special road sections, and this just makes vehicle when the section of vibrating graticule or deceleration strip is not set, and causes traffic accident because the speed of a motor vehicle is too high.
[summary of the invention]
The present invention is directed to the problems referred to above, a kind of speed reminding device and method thereof are provided, by any carriage way and chaufeur driving situation are monitored, and judge whether to send alerting signal to chaufeur according to monitoring situation, remind chaufeur to slow down to road speed, can to vehicle, not produce the generation that shakes, avoided noise, because this device is located on vehicle, applicable equally in the section that vibrating graticule or deceleration strip are not set.
Speed reminding device provided by the invention, comprising: the first monitoring modular, the second monitoring modular, prompting module,
The input end of described the first monitoring modular and the second monitoring modular is parallel to automobile bus, mouth is parallel to prompting module, in described automobile bus, be connected with gauge panel, this automobile bus is for transmitting to speed reminding device power supply and signal, and described gauge panel is for the speed of a motor vehicle of display automobile driving process.
Described the first monitoring modular is electrically connected at automobile bus, this first monitoring modular is for the maximum speed of a motor vehicle that allows under the current environment of monitor vehicle, and allow the speed of a motor vehicle in the speed of a motor vehicle and Vehicle Driving Cycle process to judge relatively by maximum under current environment, if current line vehicle speed surpasses the maximum speed of a motor vehicle that allows, the first monitoring modular sends signal to prompting module, reminds chaufeur to reduce the speed of a motor vehicle, if do not surpass, with current vehicle speed, continue to move ahead
Described the second monitoring modular is for detecting judgement to the driving situation of chaufeur, if chaufeur is in fatigue driving, the second monitoring modular sends signal to prompting module, reminds chaufeur to reduce the speed of a motor vehicle, if chaufeur is fatigue driving not, with current vehicle speed, continue to move ahead.
Especially, described the first monitoring modular comprises: locating module, the first judge module, and described locating module input end is electrically connected at automobile bus, mouth is electrically connected at the first judge module,
In described locating module, be provided with memory module, in described memory module, store the maximum row vehicle speed allowing under different environment, described locating module is for determining the environment of vehicle, and send signal to memory module, the signal that described memory module is sent according to locating module is determined the maximum speed of a motor vehicle that allows under current environment, and described environment comprises: express highway, urban highway, school area road;
Described the first judge module input end is electrically connected at gauge panel, mouth is electrically connected at prompting module, and this first judge module is for allowing the current line vehicle speed of the speed of a motor vehicle and gauge panel gained to compare judgement according to the maximum of memory module output.
Especially, described the second monitoring modular comprises: monitor, the second judge module, and described monitor input end is electrically connected at automobile bus, mouth is electrically connected at the second judge module,
Described monitor is used for monitoring the driving situation of chaufeur,
The mouth of described the second judge module is electrically connected at prompting module, and this second judge module judges whether fatigue driving of chaufeur for the chaufeur driving situation that detects according to detector.
Especially, described automobile bus is CAN bus.
Especially, described prompting module is vibration reminding or voice reminder.
Especially, described monitor is video detector.
The present invention also provides a kind of speed of a motor vehicle based reminding method, comprises the following steps:
S1: obtain vehicle current driving speed;
S2：
S21: the first monitoring module monitors goes out the maximum speed of a motor vehicle that allows of current environment, and described environment comprises: express highway, urban highway, school area road;
S22: whether the first monitoring modular determining step S1 gained speed of a motor vehicle is greater than the maximum speed of a motor vehicle that allows of step S21, if so, performs step S4, if not, performs step S5;
S3: the second monitoring modular judges whether fatigue driving of chaufeur, if so, performs step S4, if not, performs step S5;
S4: prompting module is sent signal, reminds chaufeur Reduced Speed Now, takes care;
S5: vehicle continues to move ahead with current vehicle speed.
Especially, described step S2 specifically comprises the following steps:
S211: locating module is monitored out the current environment of vehicle, described environment is express highway, urban highway, school area road;
S212: locating module is analyzed above-mentioned environment, judges under this environment, whether vehicle front has mobile object, if so, enters step a1, if not, enters step b1;
A1: locating module analysis to measure goes out the distance between vehicle and mobile object;
A2: memory module determines that according to the distance of above-mentioned measurement vehicle, in interior the allowed the max speed value of this distance, is provided with the max speed value that different distance allows in described memory module;
A3: whether the first judge module determining step S1 gained speed of a motor vehicle is greater than the maximum speed of a motor vehicle that allows of step a2, if so, performs step S4, if not, performs step S5,
B1: memory module is determined the maximum speed of a motor vehicle that allows of this environment according to step S211 environment, is provided with the max speed value allowing under different environment in described memory module;
B2: whether the first judge module determining step S1 gained speed of a motor vehicle is greater than the maximum speed of a motor vehicle that allows of step b1, if so, performs step S4, if not, performs step S5.
Especially, described step S3 specifically comprises the following steps:
S31: the driving situation of detector monitors chaufeur;
S32: the second judge module judges whether fatigue driving of chaufeur according to above-mentioned monitoring situation, if so, performs step S4, if not, performs step S5.
Compared to prior art, speed reminding device of the present invention, whether the first monitoring device is judged vehicle moving velocity for monitoring exceeds the speed limit, and if so, alarm set sends signal to chaufeur, reminds chaufeur to reduce the speed of a motor vehicle, takes care; If not, with current vehicle speed, continue to move ahead; The second monitoring device is used for monitoring and judges whether fatigue driving of chaufeur, and if so, alarm set sends signal to chaufeur, reminds chaufeur to reduce the speed of a motor vehicle, takes care; If not, with current vehicle speed, continue to move ahead.Speed reminding device provided by the present invention can not produce vibrations to vehicle, avoid the generation of noise, because this device is located on vehicle, applicable equally in the section that vibrating graticule or deceleration strip are not set.
[accompanying drawing explanation]
Fig. 1 is speed reminding device structural representation of the present invention;
Fig. 2 is speed of a motor vehicle based reminding method diagram of circuit of the present invention,
Fig. 3 is the diagram of circuit of speed of a motor vehicle based reminding method step S2 of the present invention;
Fig. 4 is the diagram of circuit of speed of a motor vehicle based reminding method step S5 of the present invention.
[specific embodiment]
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is described in more detail.
Refer to Fig. 1, speed reminding device provided by the invention, comprising: the first monitoring modular, the second monitoring modular, prompting module,
The input end of described the first monitoring modular and the second monitoring modular is parallel to automobile bus, mouth is parallel to prompting module, described automobile bus is electrically connected with gauge panel, this automobile bus is for transmitting to speed reminding device power supply and signal, described gauge panel is for the speed of a motor vehicle of display automobile driving process
Described the first monitoring modular is electrically connected at gauge panel, this first monitoring modular is for the maximum speed of a motor vehicle that allows under the current environment of monitor vehicle, and the maximum speed of a motor vehicle of the speed of a motor vehicle and gauge panel gained that allows under current environment is judged relatively, if current line vehicle speed surpasses the maximum speed of a motor vehicle that allows, the first monitoring modular sends signal to prompting module, reminds chaufeur to reduce the speed of a motor vehicle, if do not surpass, with current vehicle speed, continue to move ahead
Described the second monitoring modular is for detecting judgement to the driving situation of chaufeur, if chaufeur is in fatigue driving, the second monitoring modular sends signal to prompting module, remind chaufeur to reduce the speed of a motor vehicle, if chaufeur is fatigue driving not, with current vehicle speed, continue to move ahead, in practical application, this second monitoring modular also can be analyzed and judge whether drunk driving of chaufeur, also can carry out discriminatory analysis to the health of chaufeur.
Especially, described the first monitoring modular comprises: locating module, the first judge module, and described locating module input end is electrically connected at automobile bus, mouth is electrically connected at the first judge module,
In described locating module, be provided with memory module, in described memory module, store the maximum row vehicle speed allowing under different environment, described locating module is for determining the environment of vehicle, and send signal to memory module, the signal that described memory module is sent according to locating module is determined the maximum speed of a motor vehicle that allows under current environment, and described environment comprises: express highway, urban highway, school area road;
Described the first judge module input end is electrically connected at gauge panel, mouth is electrically connected at prompting module, and this first judge module is for allowing the current line vehicle speed of the speed of a motor vehicle and gauge panel gained to compare judgement according to the maximum of memory module output.
Especially, described the second monitoring modular comprises: monitor, the second judge module, and described monitor input end is electrically connected at automobile bus, mouth is electrically connected at the second judge module,
Described monitor is for monitoring the driving situation of chaufeur, and monitor monitors, after the driving situation of chaufeur, sends information to second judge module,
The mouth of described the second judge module is electrically connected at prompting module, and this second monitoring modular receives after the information of monitor transmission, analyzes and judges that whether chaufeur is in fatigue driving.
Especially, described automobile bus is CAN bus, and when vehicle is supported message function, the vehicle current driving speed of a motor vehicle is transported to the first monitoring modular by CAN bus.
Especially, described prompting module is vibration reminding or voice reminder, when prompting module is vibration reminding, the present invention preferably but to be not limited to vibrating alert module be electromagnetic shaker, this electromagnetic shaker is located at bearing circle or chaufeur car below, when electromagnetic shaker receives signal, produces vibrations, remind chaufeur to reduce the speed of a motor vehicle, take care; When prompting module is voice reminder, preferably but to be not limited to voice reminder module be annunciator, this annunciator can be provided with in vehicle local arbitrarily in the present invention, preferably, near the place of chaufeur, when annunciator receives signal, sound the alarm, remind chaufeur to reduce the speed of a motor vehicle, take care.
Especially, described monitor is video detector, and employing video monitor can be in real time by the driving situation reaction monitoring of chaufeur out.
Refer to Fig. 2, the present invention also provides a kind of speed of a motor vehicle based reminding method, comprises the following steps:
S1: obtain vehicle current driving speed;
S2：
S21: the first monitoring modular, by after the current environment of vehicle is determined, is analyzed judgement to current environment, determines the maximum speed of a motor vehicle that allows under current environment, and described environment comprises: express highway, urban highway, school area road;
S22: the first monitoring modular determines after the maximum permission of the current environment speed of a motor vehicle, extracts the vehicle current driving speed of a motor vehicle, and both are compared to judgement, judge whether current vehicle speed surpasses the maximum speed of a motor vehicle that allows and if so, perform step S4, if not, perform step S5;
S3: the second monitoring module monitors goes out after the driving situation of chaufeur, judgement is analyzed to driving situation in the second monitoring modular inside, judge that whether chaufeur is in fatigue driving, if, perform step S4, if not, perform step S5, the second monitoring modular of the present invention also can be monitored chaufeur, and whether drunk driving or current health allow to drive;
S4: prompting module receives after the signal that the first monitoring modular or the second monitoring modular send, and sends alerting signal, reminds chaufeur to reduce the speed of a motor vehicle, take care;
S5: vehicle continues to move ahead with current vehicle speed.
Refer to Fig. 3, special, described step S2 specifically comprises the following steps:
S211: locating module Real-Time Monitoring goes out the current environment of vehicle, described environment is express highway, urban highway, school area road;
S212: locating module is analyzed detected environment, judges under this environment, whether vehicle front has mobile object, if so, enters step a1, if not, enters step b1;
A1: locating module analysis to measure goes out the distance between vehicle and mobile object;
A2: memory module determines that according to the distance of above-mentioned measurement vehicle, in interior the allowed the max speed value of this distance, is provided with the max speed value that different distance allows in described memory module;
A3: whether the first judge module determining step S1 gained speed of a motor vehicle is greater than the maximum speed of a motor vehicle that allows of step a2, if so, performs step S4, if not, performs step S5;
B1: memory module, according to the determined environment of step S211, is determined the maximum speed of a motor vehicle that allows under this environment, is provided with the max speed value allowing under different environment in described memory module;
B2: whether the first judge module determining step S1 gained speed of a motor vehicle is greater than the maximum speed of a motor vehicle that allows of step b1, if so, performs step S4, if not, performs step S5.
Refer to Fig. 4, special, described step S3 specifically comprises the following steps:
S31: the driving situation of detector monitors chaufeur;
S32: the second judge module judges whether fatigue driving of chaufeur according to above-mentioned monitoring situation, if so, perform step S4, if not, perform step S5, the second judge module of the present invention also can be monitored chaufeur, and whether drunk driving or current health allow to drive.
It should be noted that, vehicle current line vehicle speed of the present invention can be realized by following two kinds of modes:
1,, when vehicle is supported message function, vehicle current driving speed adopts speed of a motor vehicle message method to flow to the first monitoring modular by automobile bus (the preferred CAN bus of the present invention);
2,, when vehicle is not supported message function, vehicle current driving speed flows to the first monitoring modular by gauge panel.
Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all improvement and conversion all should belong to the protection domain of claims of the present invention.
Claims (9)
1. a speed reminding device, is characterized in that, comprising: the first monitoring modular, the second monitoring modular, prompting module;
The input end of described the first monitoring modular and the second monitoring modular is parallel to automobile bus, mouth is parallel to prompting module, in described automobile bus, be connected with gauge panel, this automobile bus is for transmitting to speed reminding device power supply and signal, and described gauge panel is for the speed of a motor vehicle of display automobile driving process;
Described the first monitoring modular is electrically connected at automobile bus, this first monitoring modular is for the maximum speed of a motor vehicle that allows under the current environment of monitor vehicle, and allow the speed of a motor vehicle in the speed of a motor vehicle and Vehicle Driving Cycle process to judge relatively by maximum under current environment, if current line vehicle speed surpasses the maximum speed of a motor vehicle that allows, the first monitoring modular sends signal to prompting module, remind chaufeur to reduce the speed of a motor vehicle, if do not surpass, with current vehicle speed, continue to move ahead;
Described the second monitoring modular is for detecting judgement to the driving situation of chaufeur, if chaufeur is in fatigue driving state, the second monitoring modular sends signal to prompting module, reminds chaufeur to reduce the speed of a motor vehicle, if chaufeur is fatigue driving not, with current vehicle speed, continue to move ahead.
2. speed reminding device according to claim 1, is characterized in that, described the first monitoring modular comprises: locating module, the first judge module, and described locating module input end is electrically connected at automobile bus, mouth is electrically connected at the first judge module,
In described locating module, be provided with memory module, in described memory module, store the maximum row vehicle speed allowing under different environment, described locating module is for determining the environment of vehicle, and send signal to memory module, the signal that described memory module is sent according to locating module is determined the maximum speed of a motor vehicle that allows under current environment, and described environment comprises: express highway, urban highway, school area road;
Described the first judge module input end is electrically connected at automobile bus, mouth is electrically connected at prompting module, and this first judge module is for allowing the speed of a motor vehicle and compare judgement with the speed of a motor vehicle of Vehicle Driving Cycle process according to the maximum of memory module output.
3. speed reminding device according to claim 1, is characterized in that, described the second monitoring modular comprises: monitor, the second judge module, and described monitor input end is electrically connected at automobile bus, mouth is electrically connected at the second judge module,
Described monitor is used for monitoring the driving situation of chaufeur,
The mouth of described the second judge module is electrically connected at prompting module, and this second judge module judges whether fatigue driving of chaufeur for the chaufeur driving situation that detects according to detector.
4. speed reminding device according to claim 1, is characterized in that, described automobile bus is CAN bus.
5. according to the arbitrary described speed reminding device of claim 1-4, it is characterized in that, described prompting module is vibration reminding or voice reminder.
6. speed reminding device according to claim 3, is characterized in that, described monitor is video detector.
7. a speed of a motor vehicle based reminding method, is characterized in that, comprises the following steps:
S1: obtain vehicle current driving speed;
S2：
S21: the first monitoring module monitors goes out the maximum speed of a motor vehicle that allows of current environment, and described environment comprises: express highway, urban highway, school area road;
S22: whether the first monitoring modular determining step S1 gained speed of a motor vehicle is greater than the maximum speed of a motor vehicle that allows of step S21, if so, performs step S4, if not, performs step S5;
S3: the second monitoring modular judges whether fatigue driving of chaufeur, if so, performs step S4, if not, performs step S5;
S4: prompting module is sent signal, reminds chaufeur Reduced Speed Now, takes care;
S5: vehicle continues to move ahead with current vehicle speed.
8. speed of a motor vehicle based reminding method according to claim 7, is characterized in that, described step S2 specifically comprises the following steps:
S211: locating module is monitored out the current environment of vehicle, described environment is express highway, urban highway, school area road;
S212: locating module is analyzed above-mentioned environment, judges under this environment, whether vehicle front has mobile object, if so, enters step a1, if not, enters step b1;
A1: locating module analysis to measure goes out the distance between vehicle and mobile object;
A2: memory module determines that according to the distance of above-mentioned measurement vehicle, in interior the allowed the max speed value of this distance, is provided with the max speed value that different distance allows in described memory module;
A3: whether the first judge module determining step S1 gained speed of a motor vehicle is greater than the maximum speed of a motor vehicle that allows of step a2, if so, performs step S4, if not, performs step S5,
B1: memory module is determined the maximum speed of a motor vehicle that allows of this environment according to step S211 environment, is provided with the max speed value allowing under different environment in described memory module;
B2: whether the first judge module determining step S1 gained speed of a motor vehicle is greater than the maximum speed of a motor vehicle that allows of step b1, if so, performs step S4, if not, performs step S5.
9. speed of a motor vehicle based reminding method according to claim 7, is characterized in that, described step S3 specifically comprises the following steps:
S31: the driving situation of detector monitors chaufeur;
S32: the second judge module judges whether fatigue driving of chaufeur according to above-mentioned monitoring situation, if so, performs step S4, if not, performs step S5.
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| CN201410394584.5A CN104149688A (en) | 2014-08-12 | 2014-08-12 | Vehicle speed reminding device and method |
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| CN106394245A (en) * | 2016-09-06 | 2017-02-15 | 深圳市元征科技股份有限公司 | Vehicle speed control method and vehicle speed control device |
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| CN108099606A (en) * | 2017-12-15 | 2018-06-01 | 宁波帝杨电子科技有限公司 | A kind of intelligent electric automobile instrument and its control method |
| CN110379191A (en) * | 2018-11-08 | 2019-10-25 | 北京京东尚科信息技术有限公司 | A kind of method and apparatus pushing road information for unmanned machine |
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| CN112863199A (en) * | 2020-12-31 | 2021-05-28 | 广州思创科技股份有限公司 | Vehicle speed monitoring method, system and device and storage medium |
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Application publication date: 20141119 |