CN104882013A - Vehicle speed control device and method - Google Patents
Vehicle speed control device and method Download PDFInfo
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- CN104882013A CN104882013A CN201410073391.XA CN201410073391A CN104882013A CN 104882013 A CN104882013 A CN 104882013A CN 201410073391 A CN201410073391 A CN 201410073391A CN 104882013 A CN104882013 A CN 104882013A
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Abstract
The invention discloses a vehicle speed control device and method, relating to the navigation technical field, and aims to increase vehicle speed control accuracy before a vehicle reaches signal lamps. The device comprises a driving lane analysis part used for obtaining a vehicle driving lane; a vehicle motion analysis part used for analyzing motion of the vehicle at a crossing; a signal state obtaining part used for obtaining states of corresponding signal lamps in front of the vehicle; a driving state obtaining part used for obtaining vehicle speed information; and a vehicle speed control part used for controlling vehicle speeds according to the vehicle driving lane obtained by the driving lane analysis part, the motion of the vehicle at a crossing determined by the vehicle motion analysis part, the states of corresponding signal lamps in front of the vehicle obtained by the signal state obtaining part, and vehicle speed information obtained by the driving state obtaining part. The vehicle speed control device and method can be used in the vehicle speed control technology.
Description
Technical field
The present invention relates to field of navigation technology, particularly relate to a kind of speed controller and method.
Background technology
In daily life, before traffic lights, violation phenomenon is of common occurrence, and the traffic hazard occurred due to these situations violating the regulations is also not within minority.In order to reduce the generation of traffic hazard before traffic lights, publication number is the method that the Japanese documentation of JP 2010-537333 discloses the control of a kind of speed of a motor vehicle, by giving vehicle prompting before vehicle arriving signal lamp, make the wagon control speed of a motor vehicle, the generation avoided traffic accident.
In technology disclosed in above-mentioned patent documentation, vehicle by wireless communication technology, obtain travel front signal lamp position, state (red light, green light or amber light), and the state of signal lamp during vehicle arriving signal lamp position.If according to the transport condition of vehicle self, judge that the state of signal lamp during the signal lamp in vehicle arrival front is red light or amber light, then before vehicle arriving signal lamp, point out the wagon control speed of a motor vehicle.
State in realization in the process of speeds control, inventor finds that in prior art, at least there are the following problems: there is following situation in some country: when vehicle arrives the crossing at traffic lights place, if vehicle traveling lane is now that right lane, transport condition are for turning right, even if now vehicle travels the state of front signal lamp is red light, vehicle also can turn round to the right according to speed before.If according to above-mentioned prior art prompting wagon control speed, easily make the speed of a motor vehicle control inaccurate.
Summary of the invention
In view of this, the invention provides a kind of speed controller and method, to improve before vehicle arriving signal lamp the accuracy that the speed of a motor vehicle controls.
For achieving the above object, the embodiment of the present invention adopts following technical scheme:
First aspect, the invention provides a kind of speed controller, comprising: traveling lane analysis portion, for obtaining the traveling lane of vehicle;
Vehicle motion analysis portion, for analyzing the action of vehicle described in the place of crossing;
Signal condition acquisition unit, travels the state of signal lamp corresponding to front for obtaining described vehicle;
Transport condition acquisition unit, for obtaining the speed information of described vehicle;
Car speed control part, the speed of speed information to described vehicle that the described vehicle obtained for the action of vehicle described in the crossing place that the traveling lane of the described vehicle that obtains according to described traveling lane analysis portion, described vehicle motion analysis portion determine, described signal condition acquisition unit travels the described vehicle that the state of signal lamp corresponding to front and described transport condition acquisition unit obtain controls;
When described traveling lane analysis portion determines that described vehicle travels on left-lane or middle track, when the described vehicle that the speed information of the described vehicle that described car speed control part obtains according to described transport condition acquisition unit and described signal condition acquisition unit obtain arrives the signal lamp of described correspondence, the state of signal lamp, judges that can described vehicle by described crossing;
If described car speed control part determines that described vehicle by described crossing, then can control described vehicle with current speeds;
If described car speed control part determines described vehicle not by described crossing, then control described vehicle deceleration and travel.
In the first possibility implementation of first aspect, determine that the road that described vehicle travels on right lane, described vehicle travels front can be turned right in described traveling lane analysis portion, and described vehicle motion analysis portion determines that described car speed control part controls described vehicle with current speeds when the action of vehicle described in the place of described crossing is for turning right.
May implementation in conjunction with the first of first aspect or first aspect, in the second possibility implementation of first aspect, described device also comprises: portion chosen by signal lamp, for the traveling lane information of the described vehicle that the action of vehicle described in the place of described crossing determined according to described vehicle motion analysis portion and described traveling lane analysis portion obtain, choose corresponding signal lamp.
In conjunction with the second possibility implementation of first aspect, in the third possibility implementation of second aspect, determine in described vehicle motion analysis portion the action of vehicle described in the place of described crossing be turn right time, if described traveling lane analysis portion determines that the track of described vehicle current driving is left-lane, then the described signal lamp portion of choosing chooses signal lamp corresponding to described right lane;
The state of the signal lamp that the described right lane that the speed information of the described vehicle that described car speed control part is got according to described transport condition acquisition unit, the described signal lamp portion of choosing choose is corresponding and the jam situation of described middle track and right lane, judge that can described vehicle turn right;
When described car speed control part determines that described vehicle can not be turned right, control described vehicle deceleration and travel.
In conjunction with the first possibility implementation of first aspect, in the 4th kind of possibility implementation of first aspect, determine that described vehicle travels on right lane in described traveling lane analysis portion, and the road that described vehicle travels front is when being one-way trip, when the described vehicle that the speed information of the described vehicle that described car speed control part obtains according to described transport condition acquisition unit and described signal condition acquisition unit obtain arrives corresponding signal lamp, the state of signal lamp, judges that can described vehicle by described crossing;
If described car speed control part determines described vehicle not by described crossing, then control described vehicle deceleration and travel.
Second aspect, the invention provides a kind of method for controlling driving speed, comprising:
Obtain the traveling lane of vehicle;
Analyze the action of vehicle described in the place of crossing;
Obtain the state that described vehicle travels signal lamp corresponding to front;
Obtain the speed information of described vehicle;
The action of vehicle according to the traveling lane of described vehicle, described crossing place, described vehicle travel the state of signal lamp corresponding to front and the speed of speed information to described vehicle of described vehicle controls;
When described vehicle travels on left-lane or middle track, when arriving the signal lamp of described correspondence according to the speed information of described vehicle and described vehicle, the state of signal lamp, judges that can described vehicle by described crossing;
If determine, described vehicle by described crossing, then can control described vehicle with current speeds;
If determine described vehicle not by described crossing, then control described vehicle deceleration and travel.
In the first possibility implementation of second aspect, can turn right at the road that described vehicle travels on right lane, described vehicle travels front, and when the action of vehicle described in the place of described crossing is for turning right, control described vehicle with current speeds.
May implementation in conjunction with the first of second aspect or second aspect, may in implementation at the second of second aspect, before the described vehicle of described acquisition travels the state of signal lamp corresponding to front, described method also comprises:
According to the action of vehicle and the traveling lane information of described vehicle described in the place of described crossing, choose the signal lamp of described correspondence.
In conjunction with the second possibility implementation of second aspect, in the third possibility implementation of second aspect, the action of vehicle described in the place of described crossing be turn right time, if the track of described vehicle current driving is left-lane, then choose the signal lamp that described right lane is corresponding;
According to the speed information of described vehicle, the state of signal lamp that described right lane is corresponding and the jam situation of described middle track and right lane, judge that can described vehicle turn right;
When determining that described vehicle can not be turned right, controlling described vehicle deceleration and travelling.
In conjunction with the first possibility implementation of second aspect, in the 4th kind of possibility implementation of second aspect, right lane is travelled at described vehicle, and the road that described vehicle travels front is when being one-way trip, when arriving corresponding signal lamp according to the speed information of described vehicle and described vehicle, the state of signal lamp, judges that can described vehicle by described crossing;
If determine described vehicle not by described crossing, then control described vehicle deceleration and travel.
The speed controller that the embodiment of the present invention provides and method, the described vehicle that the action of vehicle described in the crossing place that the traveling lane of the vehicle that car speed control part utilizes traveling lane analysis portion to obtain, vehicle motion analysis portion determine, signal condition acquisition unit obtain travels the speed information of the state of signal lamp corresponding to front and the described vehicle of transport condition acquisition unit acquisition, before the position at described vehicle arriving signal lamp place, the speed of described vehicle is controlled.The present invention has considered track that vehicle travels in the control procedure realizing the speed of a motor vehicle, the action of vehicle at crossing place, vehicle travel content in the state of signal lamp corresponding to front and the speed information four of vehicle, and prior art only consider after both.Therefore compared with prior art, the speed controller that the embodiment of the present invention provides and method can utilize the factor of each side for referencial use when the speed of a motor vehicle controls, thus improve the accuracy controlled the speed of a motor vehicle before vehicle arrives crossing.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural drawing of the speed controller of the embodiment of the present invention one;
Fig. 2 is the schematic diagram of the speed controller of the embodiment of the present invention one;
Fig. 3 is the process flow diagram of the method for controlling driving speed of the embodiment of the present invention one.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The embodiment of the present invention one provides a kind of speed controller, and as shown in Figure 1, the speed controller of the embodiment of the present invention one comprises:
Traveling lane analysis portion 11, for obtaining the traveling lane of vehicle; Vehicle motion analysis portion 12, for analyzing the action of vehicle described in the place of crossing; Signal condition acquisition unit 13, travels the state of signal lamp corresponding to front for obtaining described vehicle; Transport condition acquisition unit 14, for obtaining the speed information of described vehicle; Car speed control part 15, the speed of speed information to described vehicle that the described vehicle obtained for the action of vehicle described in the crossing place that the traveling lane of the described vehicle that obtains according to described traveling lane analysis portion 11, described vehicle motion analysis portion 12 determine, described signal condition acquisition unit 13 travels the described vehicle that the state of signal lamp corresponding to front and described transport condition acquisition unit 14 obtain controls.
Wherein, the traveling lane of the vehicle that described traveling lane analysis portion 11 obtains is the track of vehicle current driving, one namely in left-lane, middle track or right lane.The track of described vehicle current driving can utilize the GPS(Global Position System on vehicle, GPS) navigator acquisition, obtain as utilized the navigating instrument on vehicle.
Wherein, described in the crossing place that determines of described vehicle motion analysis portion 12, the action of vehicle comprises: keep straight on, turn left, turn right.Described action can be determined according to the navigation way information on vehicle navigator.
Wherein, described signal condition acquisition unit 13 obtains by radio communication the state that described vehicle travels signal lamp corresponding to front.Or described signal condition acquisition unit 13 also can obtain the state of signal lamp from the external server of storage signal lamp state.The state of described signal lamp comprises the switching time etc. between each lamp of the current color of signal lamp (red, yellow or green) and signal lamp.
It should be noted that, when there being multiple track, crossing place is when having multiple signal lamp, and corresponding signal lamp is chosen in the action of vehicle described in the crossing place also needing the traveling lane of the vehicle obtained according to described traveling lane analysis portion 11 and described vehicle motion analysis portion 12 to determine.Such as, if the action of the crossing place vehicle that the traveling lane that the vehicle of described traveling lane analysis portion 11 acquisition is current is left-lane, described vehicle motion analysis portion 12 determines is for keeping straight on, now need the signal lamp choosing crossing place left-lane, utilize the state of the signal lamp of left-lane to carry out speed of a motor vehicle control.If the action of the crossing place vehicle that the traveling lane that the vehicle of described traveling lane analysis portion 11 acquisition is current is left-lane, described vehicle motion analysis portion 12 determines is for turning right, now need the signal lamp choosing crossing place right lane, utilize the state of the signal of right lane etc. to carry out speed of a motor vehicle control.
Therefore, as shown in Figure 2, described device also can comprise: portion 16 chosen by signal lamp, for the traveling lane information of the described vehicle that the action of vehicle described in the place of described crossing determined according to described vehicle motion analysis portion 12 and described traveling lane analysis portion 11 obtain, chooses corresponding signal lamp.
Wherein, the speed information of the described vehicle that described transport condition acquisition unit 14 obtains mainly refers to the velocity information of described vehicle, as speed, acceleration etc.Just can calculate the state of signal lamp during vehicle arriving signal lamp place the switching time between each lamp of the signal lamp obtained according to the velocity information of described vehicle and described signal condition acquisition unit 13, and accordingly the speed of described vehicle be controlled.
Wherein, described car speed control part 15 by giving driver the mode of prompting, also can control the speed of a motor vehicle of described vehicle automatically when controlling the speed of described vehicle.Described car speed control part 15, when the speed of speed information to described vehicle that the described vehicle that the action of vehicle described in the crossing place that the traveling lane of the described vehicle obtained according to described traveling lane analysis portion 11, described vehicle motion analysis portion 12 determine, described signal condition acquisition unit 13 obtain travels the state of signal lamp corresponding to front and the described vehicle of described transport condition acquisition unit 14 acquisition controls, mainly comprises two kinds of situations:
Situation one: when described traveling lane analysis portion 11 determines that described vehicle travels on left-lane or middle track, when the described vehicle that the speed information of the described vehicle that described car speed control part 15 obtains according to described transport condition acquisition unit 14 and described signal condition acquisition unit 13 obtain arrives signal lamp (the choosing portion 16 by signal lamp to choose) of described correspondence, the state of signal lamp, judges that can described vehicle by described crossing.If described car speed control part 15 determines that described vehicle by described crossing, then can control described vehicle with current speeds; If described car speed control part 15 determines described vehicle not by described crossing, then control described vehicle deceleration and travel.
Wherein, can described vehicle be determine according to the state of signal lamp corresponding during vehicle arrival crossing place by described crossing.Distance determination vehicle when specifically can arrive crossing according to the current velocity information of vehicle and vehicle arrives time during crossing, determine the state of the signal lamp that vehicle is corresponding when arriving crossing again according to the time interval of the current state of the signal lamp of correspondence and switching, can the state determination vehicle of signal lamp corresponding when finally arriving crossing according to vehicle pass through described crossing.
Such as, if before vehicle arrives described crossing, the state of described signal lamp will switch to green light, then determine by described crossing, now can not to give driver any prompting, or control vehicle with current speeds.If before vehicle arrives described crossing, the state of described signal lamp will switch to red light, then determine not by described crossing, and driver now can be pointed out to need Reduced Speed Now or also automatically can control vehicle deceleration.
In addition, it should be noted that, determine that the track of described vehicle current driving is for also having a kind of situation during left-lane in described traveling lane analysis portion 11: if described vehicle motion analysis portion 12 determines that the action of vehicle described in the place of described crossing is turned right, then described signal lamp is chosen portion 16 and chosen signal lamp corresponding to described right lane; The speed information of the described vehicle that described car speed control part 15 obtains according to described transport condition acquisition unit 14, described signal lamp choose the state of signal lamp corresponding to the described right lane chosen in portion 16 and the jam situation of described middle track and right lane, judge that can described vehicle turn right; When described car speed control part 15 determines that described vehicle can not be turned right, control described vehicle deceleration and travel.
If when vehicle arrives described crossing place, the state of signal lamp corresponding to the described right lane chosen in portion 16 chosen by described signal lamp is red light, then described car speed control part 15 determines that described vehicle can not be turned right, and now described car speed control part 15 controls described vehicle deceleration traveling.
If when vehicle arrives described crossing place, the state of signal lamp corresponding to the described right lane chosen in portion 16 chosen by described signal lamp is green light, then described car speed control part 15 also needs the jam situation according to described middle track and right lane, judges that can described vehicle turn right.If now described middle track and right lane compare and block up, even if then the state of the signal lamp that described right lane is corresponding is green light, described car speed control part 15 also determines that described vehicle can not be turned right, and now car speed control part 15 controls described vehicle deceleration and travels; If the vehicle now on described middle track and right lane is less, namely do not block up, then described car speed control part 15 determines that described vehicle can be turned right, and can control described vehicle and travel with present speed.Wherein, the jam situation of described middle track and right lane can utilize the real-time traffic etc. of Web realease to determine.
Accordingly, when vehicle travels on right lane, if in the state of crossing place vehicle for turning left, now need to judge that can vehicle turn left at crossing place according to the state of the signal lamp of left-lane and the jam situation of middle track and left-lane, determine that controlling described vehicle deceleration when can not turn left travels at described car speed control part 15.
Situation two, determine that described vehicle travels on right lane, described vehicle travels the road in front and can turn right in described traveling lane analysis portion 11, and described vehicle motion analysis portion 12 determines that described car speed control part 15 controls described vehicle with current speeds when the action of vehicle described in the place of described crossing is for turning right.
Wherein, the road that described vehicle travels front can be turned right and be referred to the track that track that vehicle travels is not one-way trip, allows the track that vehicle is turned right.
Determine that described vehicle travels on right lane in described traveling lane analysis portion 11, and the road that described vehicle travels front is when being one-way trip, when the described vehicle that the speed information of the described vehicle that described car speed control part 15 obtains according to described transport condition acquisition unit 14 and described signal condition acquisition unit 13 obtain arrives corresponding signal lamp, the state of signal lamp, judges that can described vehicle by described crossing; If described car speed control part 15 determines described vehicle not by described crossing, then control described vehicle deceleration and travel.
Wherein, can the described vehicle of described judgement also be determine according to the state of signal lamp corresponding during vehicle arrival crossing place by described crossing.Specifically can refer in situation one and judge that can described vehicle by the description at described crossing, do not repeat them here.
As seen from the above, the speed controller that the embodiment of the present invention one provides, considered track that vehicle travels when vehicle arrives and controls the speed of a motor vehicle before crossing, the action of vehicle at crossing place, vehicle travelled content in the state of signal lamp corresponding to front and the speed information four of vehicle, and prior art only consider after both.Therefore compared with prior art, the speed controller that the embodiment of the present invention provides can utilize the factor of each side for referencial use when the speed of a motor vehicle controls, thus improves the accuracy controlled the speed of a motor vehicle before vehicle arrives crossing.
The embodiment of the present invention two provides a kind of method for controlling driving speed, and as shown in Figure 3, the method for controlling driving speed of the embodiment of the present invention two comprises:
The traveling lane of step 21, acquisition vehicle.
The action of vehicle described in step 22, analysis crossing place.
Step 23, obtain the state that described vehicle travels signal lamp corresponding to front.
Wherein, the signal lamp that the action that the signal lamp of described correspondence refers to vehicle described in the track and described crossing place that travel according to described vehicle is chosen utilizes its state to judge that can vehicle by the signal lamp at described crossing.Therefore also can comprise before this step: according to the action of vehicle and the traveling lane information of described vehicle described in the place of described crossing, choose the signal lamp of described correspondence.
Step 24, obtain the speed information of described vehicle.
Step 25, the action of vehicle according to the traveling lane of described vehicle, described crossing place, described vehicle travels the state of signal lamp corresponding to front and the speed of speed information to described vehicle of described vehicle controls.
Wherein, step 25 specifically comprises two kinds of situations:
Situation one, when described vehicle travels on left-lane or middle track, when arriving the signal lamp of described correspondence according to the speed information of described vehicle and described vehicle, the state of signal lamp, judges that can described vehicle by described crossing; If determine, described vehicle by described crossing, then can control described vehicle with current speeds; If determine described vehicle not by described crossing, then control described vehicle deceleration and travel.
Be left-lane in the track of described vehicle current driving, the action of vehicle described in the place of described crossing be turn right time, choose the signal lamp that described right lane is corresponding; According to the speed information of described vehicle, the state of signal lamp that described right lane is corresponding and the jam situation of described middle track and right lane, judge that can described vehicle turn right; When determining that described vehicle can not be turned right, controlling described vehicle deceleration and travelling.Similarly, in the track of described vehicle current driving for right lane the action of vehicle described in the place of described crossing be turn left time, choose the signal lamp that described left-lane is corresponding; According to the speed information of described vehicle, the state of signal lamp that described left-lane is corresponding and the jam situation of described middle track and left-lane, judge that can described vehicle turn left; When determining that described vehicle can not be turned left, controlling described vehicle deceleration and travelling.
Situation two, travel on right lane at described vehicle, described vehicle travels the road in front and can turn right, and when the action of vehicle described in the place of described crossing is for turning right, controls described vehicle with current speeds.
Travel on right lane at described vehicle, and described vehicle travels the road in front when being one-way trip, when arriving corresponding signal lamp according to the speed information of described vehicle and described vehicle, the state of signal lamp, judges that can described vehicle by described crossing; If determine described vehicle not by described crossing, then control described vehicle deceleration and travel.
Wherein, the concrete enforcement of described method can utilize the device in aforementioned means embodiment to realize, and does not repeat them here.
As seen from the above, the method for controlling driving speed that the embodiment of the present invention two provides, considered track that vehicle travels when vehicle arrives and controls the speed of a motor vehicle before crossing, the action of vehicle at crossing place, vehicle travelled content in the state of signal lamp corresponding to front and the speed information four of vehicle, and prior art only consider after both.Therefore compared with prior art, the method for controlling driving speed that the embodiment of the present invention provides can utilize the factor of each side for referencial use when the speed of a motor vehicle controls, thus improves the accuracy controlled the speed of a motor vehicle before vehicle arrives crossing.
One of ordinary skill in the art will appreciate that all or part of flow process realized in above-described embodiment method,
Be that the hardware that can carry out instruction relevant by computer program has come, described program can be stored in a computer read/write memory medium, and this program, when performing, can comprise the flow process of the embodiment as above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random Access Memory, RAM) etc.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (10)
1. a speed controller, is characterized in that, comprising:
Traveling lane analysis portion, for obtaining the traveling lane of vehicle;
Vehicle motion analysis portion, for analyzing the action of vehicle described in the place of crossing;
Signal condition acquisition unit, travels the state of signal lamp corresponding to front for obtaining described vehicle;
Transport condition acquisition unit, for obtaining the speed information of described vehicle;
Car speed control part, the speed of speed information to described vehicle that the described vehicle obtained for the action of vehicle described in the crossing place that the traveling lane of the described vehicle that obtains according to described traveling lane analysis portion, described vehicle motion analysis portion determine, described signal condition acquisition unit travels the described vehicle that the state of signal lamp corresponding to front and described transport condition acquisition unit obtain controls;
When described traveling lane analysis portion determines that described vehicle travels on left-lane or middle track, when the described vehicle that the speed information of the described vehicle that described car speed control part obtains according to described transport condition acquisition unit and described signal condition acquisition unit obtain arrives the signal lamp of described correspondence, the state of signal lamp, judges that can described vehicle by described crossing;
If described car speed control part determines that described vehicle by described crossing, then can control described vehicle with current speeds;
If described car speed control part determines described vehicle not by described crossing, then control described vehicle deceleration and travel.
2. speed controller according to claim 1, is characterized in that, comprising:
Determine that the road that described vehicle travels on right lane, described vehicle travels front can be turned right in described traveling lane analysis portion, and described vehicle motion analysis portion determines that described car speed control part controls described vehicle with current speeds when the action of vehicle described in the place of described crossing is for turning right.
3. speed controller according to claim 1 and 2, it is characterized in that, described device also comprises: portion chosen by signal lamp, for the traveling lane information of the described vehicle that the action of vehicle described in the place of described crossing determined according to described vehicle motion analysis portion and described traveling lane analysis portion obtain, choose corresponding signal lamp.
4. speed controller according to claim 3, is characterized in that, comprising:
Determine in described vehicle motion analysis portion the action of vehicle described in the place of described crossing be turn right time, if described traveling lane analysis portion determines that the track of described vehicle current driving is left-lane, then the described signal lamp portion of choosing chooses signal lamp corresponding to described right lane;
The state of the signal lamp that the described right lane that the speed information of the described vehicle that described car speed control part obtains according to described transport condition acquisition unit, the described signal lamp portion of choosing choose is corresponding and the jam situation of described middle track and right lane, judge that can described vehicle turn right;
When described car speed control part determines that described vehicle can not be turned right, control described vehicle deceleration and travel.
5. speed controller according to claim 2, is characterized in that, comprising:
Determine that described vehicle travels on right lane in described traveling lane analysis portion, and the road that described vehicle travels front is when being one-way trip, when the described vehicle that the speed information of the described vehicle that described car speed control part obtains according to described transport condition acquisition unit and described signal condition acquisition unit obtain arrives corresponding signal lamp, the state of signal lamp, judges that can described vehicle by described crossing;
If described car speed control part determines described vehicle not by described crossing, then control described vehicle deceleration and travel.
6. a method for controlling driving speed, is characterized in that, comprising:
Obtain the traveling lane of vehicle;
Analyze the action of vehicle described in the place of crossing;
Obtain the state that described vehicle travels signal lamp corresponding to front;
Obtain the speed information of described vehicle;
The action of vehicle according to the traveling lane of described vehicle, described crossing place, described vehicle travel the state of signal lamp corresponding to front and the speed of speed information to described vehicle of described vehicle controls;
When described vehicle travels on left-lane or middle track, when arriving the signal lamp of described correspondence according to the speed information of described vehicle and described vehicle, the state of signal lamp, judges that can described vehicle by described crossing;
If determine, described vehicle by described crossing, then can control described vehicle with current speeds;
If determine described vehicle not by described crossing, then control described vehicle deceleration and travel.
7. method for controlling driving speed according to claim 6, is characterized in that, comprising:
Can turn right at the road that described vehicle travels on right lane, described vehicle travels front, and when the action of vehicle described in the place of described crossing is for turning right, control described vehicle with current speeds.
8. the method for controlling driving speed according to claim 6 or 7, is characterized in that, before the described vehicle of described acquisition travels the state of signal lamp corresponding to front, described method also comprises:
According to the action of vehicle and the traveling lane information of described vehicle described in the place of described crossing, choose the signal lamp of described correspondence.
9. method for controlling driving speed according to claim 8, is characterized in that, comprising:
The action of vehicle described in the place of described crossing be turn right time, if the track of described vehicle current driving is left-lane, then choose the signal lamp that described right lane is corresponding;
According to the speed information of described vehicle, the state of signal lamp that described right lane is corresponding and the jam situation of described middle track and right lane, judge that can described vehicle turn right;
When determining that described vehicle can not be turned right, controlling described vehicle deceleration and travelling.
10. method for controlling driving speed according to claim 7, is characterized in that, comprising:
Travel on right lane at described vehicle, and described vehicle travels the road in front when being one-way trip, when arriving corresponding signal lamp according to the speed information of described vehicle and described vehicle, the state of signal lamp, judges that can described vehicle by described crossing;
If determine described vehicle not by described crossing, then control described vehicle deceleration and travel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410073391.XA CN104882013A (en) | 2014-02-28 | 2014-02-28 | Vehicle speed control device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410073391.XA CN104882013A (en) | 2014-02-28 | 2014-02-28 | Vehicle speed control device and method |
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| CN104882013A true CN104882013A (en) | 2015-09-02 |
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| CN201410073391.XA Pending CN104882013A (en) | 2014-02-28 | 2014-02-28 | Vehicle speed control device and method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105869391A (en) * | 2016-06-21 | 2016-08-17 | 珠海市魅族科技有限公司 | Vehicle speed control method and vehicle speed control equipment |
| CN106297350A (en) * | 2016-09-22 | 2017-01-04 | 深圳市元征科技股份有限公司 | The control method of vehicle traveling and device |
| CN106504554A (en) * | 2016-09-30 | 2017-03-15 | 乐视控股（北京）有限公司 | The method and device of identification traffic light status information |
| CN108459588A (en) * | 2017-02-22 | 2018-08-28 | 腾讯科技（深圳）有限公司 | Automatic Pilot method and device, vehicle |
| CN110176138A (en) * | 2018-09-21 | 2019-08-27 | 华南理工大学 | A kind of active traffic induction method of crossing grade |
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2014
- 2014-02-28 CN CN201410073391.XA patent/CN104882013A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105869391A (en) * | 2016-06-21 | 2016-08-17 | 珠海市魅族科技有限公司 | Vehicle speed control method and vehicle speed control equipment |
| CN106297350A (en) * | 2016-09-22 | 2017-01-04 | 深圳市元征科技股份有限公司 | The control method of vehicle traveling and device |
| CN106504554A (en) * | 2016-09-30 | 2017-03-15 | 乐视控股（北京）有限公司 | The method and device of identification traffic light status information |
| CN108459588A (en) * | 2017-02-22 | 2018-08-28 | 腾讯科技（深圳）有限公司 | Automatic Pilot method and device, vehicle |
| CN108459588B (en) * | 2017-02-22 | 2020-09-11 | 腾讯科技（深圳）有限公司 | Automatic driving method and device and vehicle |
| CN110176138A (en) * | 2018-09-21 | 2019-08-27 | 华南理工大学 | A kind of active traffic induction method of crossing grade |
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