CN101988831A - Navigation device and road information prompting method - Google Patents
Navigation device and road information prompting method Download PDFInfo
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- CN101988831A CN101988831A CN2009101660578A CN200910166057A CN101988831A CN 101988831 A CN101988831 A CN 101988831A CN 2009101660578 A CN2009101660578 A CN 2009101660578A CN 200910166057 A CN200910166057 A CN 200910166057A CN 101988831 A CN101988831 A CN 101988831A
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Abstract
The invention relates to a navigation device capable of promoting road information for a user and a road information prompting method, in particular to the navigation device which can guide the user to utilize a turn waiting zone and a turning auxiliary road to fast pass through an intersection when a vehicle needs to turn left or right at the intersection or a fork road, and the road information prompting method. The navigation device and the road information prompting method can ensure that the user can fast pass through the intersection or the fork road by prompting in advance and guiding the user to enter into a left or right turn vehicle waiting zone and a vehicle left or right turn special lane when the vehicle needs to turn left or right at the intersection or the fork road which is provided with the left or right turn vehicle waiting zone or/and the vehicle left or right turn special lane, thereby easing the traffic pressure and ensuring the smooth traffic.
Description
Technical field
The present invention relates to a kind of can be to the guider and the road information reminding method thereof of user prompt road information, vehicle will be particularly related to when will be turned about intersection or fork in the road, the guiding user utilizes the turning area to be transferred and turns to bypass, makes the user can pass through the guider and the road information reminding method thereof at crossing fast.
Background technology
The country that keeps to the right in China etc., for alleviating the traffic pressure of intersection and fork in the road, have at some that the crossing of left-hand bend special signal and left-hand bend dedicated Lanes is standing " left-hand bend vehicle area to be transferred ", left turn lane in " left-hand bend vehicle area to be transferred " has become white dashed line by original solid white line, and crosses stop line and stretch to crossing central authorities.When bright the and left-hand bend lamp of craspedodrome green light took on a red color state, the dashed region that the vehicle that allows to turn left enters the crossing in advance waited, and waits until when signal lamp becomes green again by this crossing.In addition, in the country that keeps left (as Japan), can " right-hand bend vehicle area to be transferred " be set at crossing with right-hand bend special signal and right-hand bend dedicated Lanes.Wherein, the intersection of other position records is meant the position that road and road intersect in this section and the literary composition.For example: comprising that two road cross forms right-angled intersection and T-intersection, Y shape intersection, many cross road mouth etc.The fork in the road of other positions records is meant that a road bifurcated becomes the position of many roads in this section and the literary composition, for example: the position of the outlet that the major trunk roads upper bifurcation of highway forms etc.
With the Chinese transportation situation is example, according to the measuring and calculating of traffic police department, is example with certain crossing, execute drawn left-hand bend vehicle area to be transferred after, each signal period, can be how by about 6 left turning vehicle, the crossing traffic capacity has also strengthened thereupon.According to incompletely statistics, at the crossing that is provided with the area to be transferred, the traffic capacity at crossing can improve about 30%.And some drivers dare not cross stop line and enter " left-hand bend vehicle area to be transferred " owing to do not understand the existence of this area to be transferred or it utilizes method, delay time at stop as a result, have increased the probability of traffic jam.
In addition, in order to alleviate crossing traffic pressure, before some crossings, main line, be provided with " left and right vehicle wheel commentaries on classics bypass ", about should all sailing in advance, the vehicle of turning about all will carry out changes bypass, a left and right sides exclusive turn lane of opening up of changing trains or buses about just aiming at, before the crossing, just can realize vehicle shunting like this, the standard order of travelling improves the crossing traffic capacity.But a lot of drivers about often may ignore or forget before changeing and sail left and right sides exclusive turn lane in advance into, thereby make own and other vehicles can not smooth and easyly pass through the crossing fast.
To sum up, reach " left and right vehicle wheel exclusive turn lane " though on road, be provided with " turning vehicle area to be transferred, the left and right sides ", but when daily vehicle ' since a lot of drivers this is not known, perhaps owing to the ignorance of driver to this, thereby can not well be used, do not reach the time of shortening, improve the handling capacity at crossing, thereby alleviate the effect of traffic pressure by the crossing.
Summary of the invention
The present invention be directed to above-mentioned problem makes, purpose is to provide a kind of guider, when vehicle will be provided with " turning vehicle area to be transferred, the left and right sides " or/and the intersection of " left and right vehicle wheel exclusive turn lane " or fork in the road when turning about carrying out, point out, guide the user to enter " turning vehicle area to be transferred, the left and right sides " in advance and reach " left and right vehicle wheel exclusive turn lane ", thereby guaranteed that the user can pass through this intersection or fork in the road fast, thereby alleviated traffic pressure, guaranteed the smooth and easy of traffic.
Guider involved in the present invention has: detecting element is put in this parking stall, detects the current present position of this car; The map datum storage part, storage comprises the map datum of road data; Also have: about turn to and use the road information storage part, road information is used or/and the fork in the road turns to about corresponding in the intersection that comprises in storage and the above-mentioned road data; About turn to the intention test section, detect according to the steering indicating light signal of this car and turn to about whether this car will carry out in intersection or fork in the road; About turn to road information and have or not test section, when vehicle during, detect to turn to about above-mentioned and use road information with whether having in the road information storage part to turn to about corresponding with this intersection or fork in the road near intersection or fork in the road; The prompting part, put this parking stall that detecting element detects according to above-mentioned this parking stall and put map datum with above-mentioned map datum storage part, detect the predetermined distance of putting the place ahead in this parking stall and intersection or fork in the road arranged with interior, and about will carrying out in intersection or fork in the road, this car turns to by turning to the intention test section to detect about above-mentioned, and have or not test section to detect to turn to about corresponding with this intersection or fork in the road when using road information by turning to about above-mentioned, be prompted to the user turning to road information about this with road information.
Guider involved in the present invention turns to about above-mentioned with road information to comprise in the position of position, steered vehicle area to be transferred, the left and right sides of left and right sides exclusive turn lane at least one.
Guider involved in the present invention, also has display part, to put peripheral map by this parking stall that above-mentioned map datum generates shows, and put when having intersection or fork in the road in the predetermined distance in the place ahead detecting this parking stall, the enlarged drawing that can show this intersection or fork in the road, above-mentioned prompting part show the position of above-mentioned left and right sides exclusive turn lane and/or steered vehicle area to be transferred, the above-mentioned left and right sides on above-mentioned enlarged drawing.
Guider involved in the present invention, above-mentioned prompting part also show on above-mentioned enlarged drawing and impel the user to enter the mark of above-mentioned left and right sides exclusive turn lane and/or steered vehicle area to be transferred, the above-mentioned left and right sides.
Guider involved in the present invention, also has signal detecting part, detection is arranged on the state of the signal lamp of intersection, turning to road information about above-mentioned is when being positioned at the position of steered vehicle area to be transferred, the left and right sides of intersection, when detecting above-mentioned signal lamp and can enter the state of intersection for this car by above-mentioned signal detecting part, above-mentioned prompting part shows the mark that impels the user to enter steered vehicle area to be transferred, the above-mentioned left and right sides on above-mentioned enlarged drawing.
Guider involved in the present invention, also has signal detecting part, detection is arranged on the state of the signal lamp of intersection, turning to road information about above-mentioned is when being positioned at the position of steered vehicle area to be transferred, the left and right sides of intersection, when detecting above-mentioned signal lamp and can enter the state of intersection for this car by above-mentioned signal detecting part, above-mentioned prompting part is to the position of steered vehicle area to be transferred, the above-mentioned left and right sides of user prompt.
Guider involved in the present invention, above-mentioned prompting part turn to about user prompt is above-mentioned with sound and use road information.
Road information reminding method involved in the present invention has: this parking stall is put and is detected step, detects the current present position of this car; About turn to intention to detect step, detect according to the steering indicating light signal of this car and turn to about whether this car will carry out in intersection or fork in the road; About turn to have or not and detect step with road information, when vehicle during, detect to turn to about above-mentioned and use road information with whether storing in the road information storing step to turn to about corresponding with this intersection or fork in the road near intersection or fork in the road; The prompting step, put according to above-mentioned this parking stall and to detect this parking stall that step detects and put and map datum, detecting this parking stall puts the predetermined distance in the place ahead intersection or fork in the road is arranged, and detect and turn to about this car will carry out in intersection or fork in the road by turning to intention to detect step about above-mentioned, and detect step and detect and turn to about corresponding with this intersection or fork in the road when using road information by turning to about above-mentioned to have or not, be prompted to the user turning to road information about this with road information.
Road information reminding method involved in the present invention turns to about above-mentioned with road information to comprise in the position of position, steered vehicle area to be transferred, the left and right sides of left and right sides exclusive turn lane at least one.
Road information reminding method involved in the present invention, above-mentioned guider also has display part, peripheral map is put in this parking stall of above-mentioned map datum generation to be shown, and put when having intersection or fork in the road in the predetermined distance in the place ahead detecting this parking stall, the enlarged drawing that can show this intersection or fork in the road, this road information reminding method is characterised in that above-mentioned prompting step shows the position of above-mentioned left and right sides exclusive turn lane and/or steered vehicle area to be transferred, the above-mentioned left and right sides on above-mentioned enlarged drawing.
Road information reminding method involved in the present invention, above-mentioned prompting step also show on above-mentioned enlarged drawing and impel the user to enter the mark of above-mentioned left and right sides exclusive turn lane and/or steered vehicle area to be transferred, the above-mentioned left and right sides.
Road information reminding method involved in the present invention, also has signal detection step, detection is arranged on the state of the signal lamp of intersection, turning to road information about above-mentioned is when being positioned at the position of steered vehicle area to be transferred, the left and right sides of intersection, when detecting above-mentioned signal lamp and can enter the state of intersection for this car by above-mentioned signal detection step, above-mentioned prompting step shows the mark that impels the user to enter steered vehicle area to be transferred, the above-mentioned left and right sides on above-mentioned enlarged drawing.
Road information reminding method involved in the present invention, also has signal detection step, detection is arranged on the state of the signal lamp of intersection, turning to road information about above-mentioned is when being positioned at the position of steered vehicle area to be transferred, the left and right sides of intersection, when detecting above-mentioned signal lamp and can enter the state of intersection for this car by above-mentioned signal detection step, above-mentioned prompting step is to the position of steered vehicle area to be transferred, the above-mentioned left and right sides of user prompt.
Road information reminding method involved in the present invention, above-mentioned prompting step turns to about user prompt is above-mentioned with sound and uses road information.
Description of drawings
Fig. 1 is the functional block diagram of on-vehicle navigation apparatus of the present invention
Fig. 2 is the workflow diagram of the on-vehicle navigation apparatus in the expression first embodiment of the invention
Fig. 3 is the workflow diagram of the on-vehicle navigation apparatus in the expression second embodiment of the invention
Fig. 4, Fig. 5 are the demonstration illustrations of the on-vehicle navigation apparatus of first embodiment of the present invention
Fig. 6, Fig. 7 are the demonstration illustrations of the on-vehicle navigation apparatus of second embodiment of the present invention
Among the figure: 100, central control part 101, this parking stall put detecting element 102, map datum storage part 103, operating portion 104, about turn to road information storage part 105, about turn to intention test section 106, about turn to road information and have or not test section 107, display part 108, prompting part 109, apparatus for processing audio 110, loudspeaker 111, signal detecting part
Embodiment
Below, the present invention is described in detail with reference to accompanying drawing
Fig. 1 is the functional block diagram of on-vehicle navigation apparatus of the present invention.Symbol 101 is put detecting element for this parking stall, is made of GPS receiving trap, speed pickup etc., detects this car travel direction and current position coordinates.Symbol 102 is the map datum storage part, by formations such as semiconductor memory such as rom memory cells such as HDD (hard disk), CD and DVD or Flash-ROM, except store map data, road connect data, road junction and fork in the road information, road category information (highway, national highway, Ordinary Rd etc.), the necessary programs of function such as realization route searching, route guidance have also been stored.Symbol 103 is an operating portion, is made of keyboard, mouse, operating rod, demonstration touch-screen, telepilot etc., and the user is by this operating portion navigation input operation order.Symbol 104 turns to about being and uses the road information storage part, stores above-mentioned intersection and fork in the road information and turns to road information (as: " left-hand bend vehicle area to be transferred ", " left and right vehicle wheel exclusive turn lane ") information about pairing.Symbol 105 turns to the intention test section about being, detecting according to the steering indicating light signal of this car changes about whether this car will carry out in intersection or fork in the road.Symbol 106 turns to road information about being and has or not test section, according to the map road data such as data store 102 map data stored and intersection, fork in the road and about turn to storage in the road information storage part 104 with intersection, fork in the road corresponding " left-hand bend vehicle area to be transferred ", " left and right vehicle wheel exclusive turn lane " information, judge to turn to about whether corresponding current intersection or fork in the road exist and use road information.Symbol 111 is a signal detecting part, detects the state of the signal lamp that is arranged on the intersection.
Below will be described in detail the specific embodiment of the present invention.
[first embodiment]
Below, the on-vehicle navigation apparatus in the first embodiment of the invention is described.Fig. 2 is the workflow diagram of the on-vehicle navigation apparatus in the expression first embodiment of the invention, and Fig. 4, Fig. 5 are the demonstration illustrations of the on-vehicle navigation apparatus of first embodiment of the present invention.The workflow of the on-vehicle navigation apparatus of first embodiment of the invention at first, is described with reference to Fig. 2.
On-vehicle navigation apparatus of the present invention, after the power connection, then the time interval according to the rules (for example 1 second) is put the current location (step S200) that detecting element 101 detects this car by this parking stall.The road data of this car current position coordinates that central authorities' control part 100 detects according to step S200 and 102 storages of map datum storage part judges in the certain distance in this car current location the place ahead whether (for example the place ahead 30 meters in) exists intersection or fork in the road (step S201).If above-mentioned central control part 100 is judged (step S201: not), return step S200 when not having intersection or fork in the road in the certain distance of this car current location the place ahead.If above-mentioned central control part 100 judges when having intersection or fork in the road in the certain distances of this car current location the place ahead (step S201: be), about turn to intention test section 105 whether to open left and right sides turn signal lamp and judge the intention (step S202) that turns to about whether this car has by detecting this car.When about (step S202: not), return step S200 when turning to intention test section 105 to judge to turn to intention about these cars do not have.When about when turning to intention test section 105 to judge to turn to intention about these cars have (step S202: be), about turn to road information have or not test section 106 invocation map data store 102 and about turn to the road information in the road information storage part 104 judge whether the intersection in corresponding the place ahead or fork in the road have " left-hand bend vehicle area to be transferred " and/or " left and right sides exclusive turn lane " information (step S203).When about turn to (step S203: not), return step S200 when having or not test section 106 to detect the intersection in corresponding the place ahead or fork in the road not turn left vehicle area to be transferred information and/or left and right vehicle wheel exclusive turn lane information with road information.When about turn to (step S203: be) when having or not test section 106 to detect the intersection in corresponding the place ahead or fork in the road left-hand bend vehicle area to be transferred information or left and right vehicle wheel exclusive turn lane information are arranged with road information, prompting part 108 is by display part 107 and/or loudspeaker 110, points out the user turn left vehicle area to be transferred information or left and right vehicle wheel exclusive turn lane information (step S204) etc. in the mode of picture and/or sound.
Therefore, the user can be before arriving intersection or fork in the road during certain distance, grasp the left-hand bend vehicle area to be transferred information and/or the left and right sides exclusive turn lane information of this intersection or fork in the road, be convenient to the user, help alleviating traffic pressure fast by this intersection or fork in the road.
Fig. 4 is the demonstration illustration of expression first embodiment of the invention.The picture of this demonstration example expression is: this car (position mark is a symbol M) travels on the northeast road of being drawn by two black lines, and this car will sail northeast road, Changjiang Road and the Yellow River street intersection of intersection mutually into.This car detects according to above-mentioned steps S201 and has above-mentioned intersection (for example setting the place ahead certain distance is 30 meters) within the certain distance of current location the place ahead, according to above-mentioned steps S202, thereby about turn to intention test section 105 to open the left direction signal lamp and judge the intention that the user has left steering by detecting this car, and according to turn to about step S203 with road information have or not test section 106 invocation map data store 102 and about turn to when judging that with the information in the road information storage part 104 there is left-hand bend vehicle area to be transferred information this intersection, corresponding the place ahead, show the display frame of the information of " there is left-hand bend vehicle area to be transferred intersection, the place ahead; please utilize " by display part 107, and can point out the user with the mode of sound simultaneously.
Fig. 5 is the demonstration illustration of expression first embodiment of the invention.The picture of this demonstration example expression is: this car (position mark is a symbol M) travel draw by two black lines on the road of northeast, this car will sail northeast road, Changjiang Road and the Yellow River street intersection of intersection mutually into.Ruo Benche detects (for example setting the place ahead certain distance is 30 meters) when having above-mentioned intersection within the certain distance of current location the place ahead according to above-mentioned steps S201, according to above-mentioned steps S202, thereby about turn to intention test section 105 to open the right turn signal lamp and draw the intention that the user has right turn according to detecting this car, and according to turn to about above-mentioned steps S203 with road information have or not test section 106 invocation map data store 102 and about turn to when judging that with the information in the road information storage part 104 there is vehicle right turn dedicated Lanes information this intersection, corresponding the place ahead, show the display frame of the information of " turning right in intersection, the place ahead; please be altered to vehicle right turn dedicated Lanes " by display part 107, and can point out the user with the mode of sound simultaneously.
[second embodiment]
Below, the on-vehicle navigation apparatus in the second embodiment of the invention is described.Fig. 3 is the workflow diagram of the on-vehicle navigation apparatus in the expression second embodiment of the invention, and Fig. 6, Fig. 7 are the demonstration illustrations of the on-vehicle navigation apparatus of second embodiment of the present invention.The workflow of the on-vehicle navigation apparatus of second embodiment of the invention at first, is described with reference to Fig. 3.
On-vehicle navigation apparatus of the present invention, after the power connection, then the time interval according to the rules (for example 1 second) is put the current location (step S300) that detecting element 101 detects this car by this parking stall.The road data of this car current position coordinates that central authorities' control part 100 detects according to step S300 and 102 storages of map datum storage part judges in the predetermined distance in this car current location the place ahead whether (for example the place ahead 25 meters in) exists intersection or fork in the road (step S301).(step S301: not), return step S300 when in central control part 100 is judged this car current location the place ahead predetermined distance, not having intersection or fork in the road.When in central control part 100 is judged this car current location the place ahead predetermined distances, having intersection or fork in the road (step S301: be), about turn to intention test section 105 whether to open left and right sides turn signal lamp and judge the intention (step S302) that turns to about whether this car has by detecting this car.When about (step S302: not), return step S300 when turning to intention test section 105 to judge to turn to intention about these cars do not have.When about when turning to intention test section 105 to judge to turn to intention about these cars have (step S302: be), about turn to road information have or not test section 106 invocation map data store 102 and about turn to " turning vehicle area to be transferred, the left and right sides " information in the road information storage part 104, judge whether the intersection in corresponding the place ahead or fork in the road have left-hand bend vehicle area to be transferred information (step S303).When about turn to (step S303: not), return step S300 when having or not test section 106 to judge that the intersection in corresponding the place ahead or fork in the road do not have turning vehicle area to be transferred, left and right sides information with road information.When about turn to (step S303: be) when having or not test section 106 to judge that there is left-hand bend vehicle area to be transferred information the intersection in corresponding the place ahead or fork in the road with road information, signal detecting part 111 detects the state (step S204) of these intersections or fork in the road traffic lights.This signal detecting method is a known technology, as being that Jap.P. documents 1 spy opens the method for putting down in writing among the 2008-82761, explains so omit here.Then, judge according to the indicating status of traffic lights whether this car can enter the turning vehicle area to be transferred, the left and right sides (step S305) of intersection or fork in the road.When signal detecting part 111 detects the state that traffic lights are red lights, promptly be in (step S305: not), return step S204 in the time of to sail state into.When signal detecting part 111 detects the state that traffic lights are green lights, when promptly being in the state that can sail into (step S305: be), prompting part 108 is by display part 107, the display reminding user sails the leader label of turning vehicle area to be transferred, the left and right sides on the enlarged drawing of display frame, and perhaps simultaneously loudspeaker 110 is pointed out the user vehicle area to be transferred information (step S306) of turning left in the mode of sound.
Therefore, the user can be before arriving intersection or fork in the road, grasp turning vehicle area to be transferred, the left and right sides information of this intersection or fork in the road, simultaneously current status information according to traffic lights, make the user when observing traffic rules and regulations, make correct traveling and judge, thereby make the user can pass through the intersection fast.
Fig. 6 is the demonstration illustration of expression second embodiment of the invention.This demonstration example is the navigation screen that two pictures show: the left-half that shows example is to have shown the navigation screen that comprises this car current location, and right half part is the guiding expanded view that shows the intersection.On the left-half picture, this car (position mark is a symbol M) travels on the road of the Yellow River, promptly will sail associating road and the Yellow River the road intersection of intersection (shown in the figure left-half) mutually into.Ruo Benche detects (for example setting the place ahead predetermined distance is 35 meters) when having above-mentioned intersection in the certain distance of current location the place ahead according to above-mentioned steps S301, judge that by detecting this car unlatching left direction signal lamp this car has the intention of left steering according to turning to intention test section 105 about above-mentioned steps S302, and according to turn to about above-mentioned steps S303 with road information have or not test section 106 invocation map data store 102 and about turn to when judging that with the information in the road information storage part 104 there is left-hand bend vehicle area to be transferred information above-mentioned intersection, corresponding the place ahead, and it is green light that signal detecting part 111 detects this Signal on Highway Cross, promptly can sail under the situation of state of intersection, by display part 107 when showing the left-half navigation screen, on the expanded view of the intersection of right half part, show and supervise this car to enter the black arrow mark (symbol N) of " left-hand bend vehicle area to be transferred " (being arranged in the white dashed line frame of intersection), and can point out the user with the mode of voice simultaneously.
Fig. 7 is the demonstration illustration of expression second embodiment of the invention.This demonstration example also is the navigation screen that two pictures show: the left-half that shows example is to have shown the navigation screen that comprises this car current location, and right half part is the guiding expanded view that shows the intersection.On the left-half picture, this car (position mark is a symbol M) travels on the road of the Yellow River, and this car will sail associating road and the Yellow River the road intersection of intersection (shown in the figure left-half) mutually into.Ruo Benche detects (for example setting the place ahead predetermined distance is 25 meters) when having above-mentioned intersection in the certain distance of current location the place ahead according to above-mentioned steps S301, judge the intention that this car has right turn according to turning to intention test section 105 about above-mentioned steps S302 by detecting this car unlatching right turn signal lamp, and according to turn to about above-mentioned steps S303 with road information have or not test section 106 invocation map data store 102 and about turn to when judging that with the information in the road information storage part 104 there is right turn dedicated Lanes information (indicating as white arrow among the figure) above-mentioned intersection, corresponding the place ahead, it is green light that signal detecting part 111 detects this Signal on Highway Cross state, promptly can sail under the situation of this intersection state, on the expanded view of the intersection of right half part, show the black arrow leader label (symbol N) of supervising this car to sail the place ahead right turn dedicated Lanes in advance into by display part 107, and can point out the user with the mode of sound simultaneously.
[the 3rd embodiment]
This guider can also comprise the image acquiring unit that does not relate in the accompanying drawing, and above-mentioned image acquiring unit is made of onboard camera/vehicle-mounted vidicon and image processing part.When this car travels to crossroad mouth or fork in the road, though this crossing has " about turn to use road information ", but turn to about guider of the present invention when not storing this information in the road information storage part 104, image acquiring unit turns to in the road information storage part 104 about can storing into by " about turn to use road information " that image processing part obtains camera.Particularly, at first putting detecting element 101 by this parking stall detects this parking stall in real time and puts, when central control part 100 is judged as above-mentioned this parking stall set that detects in the intersection or during the fork in the road, above-mentioned onboard camera/vehicle-mounted vidicon is taken the sight of this intersection or fork in the road, the image information of obtaining is handled via above-mentioned image processing part, and judge whether to exist " about migrate road information ", if there be above-mentioned " about migrate road information ", undertaken after the data processing above-mentioned " about migrate road information " be stored to turning to in the road information storage part 104 about above-mentioned by central control part 100.Other steps of this embodiment are with reference to first embodiment or second embodiment.Promptly in the present embodiment, except the acquisition methods means difference of " about turn to use road information ", other workflows and embodiment all follow first embodiment of guider of the present invention or the second embodiment content identical, just repeat no more at this.
To sum up, embodiments of the invention are illustrated.But the present invention is not limited to the scope that the foregoing description is recorded and narrated; anyly be familiar with those skilled in the art in the disclosed technical scope of the present invention; be equal to replacement or change according to technical scheme of the present invention and inventive concept thereof, all should be encompassed within protection scope of the present invention.
Claims (14)
1. guider has:
Detecting element is put in this parking stall, detects the current present position of this car,
The map datum storage part, storage comprises the map datum of road data,
It is characterized in that also having:
About turn to and use the road information storage part, road information is used or/and the fork in the road turns to about corresponding in the intersection that comprises in storage and the above-mentioned road data,
About turn to the intention test section, detect according to the steering indicating light signal of this car and turn to about whether this car will carry out in intersection or fork in the road,
About turn to road information and have or not test section, when vehicle during, detect to turn to about above-mentioned and use road information with whether having in the road information storage part to turn to about corresponding with this intersection or fork in the road near intersection or fork in the road,
The prompting part, put this parking stall that detecting element detects according to above-mentioned this parking stall and put map datum with above-mentioned map datum storage part, detect the predetermined distance of putting the place ahead in this parking stall and intersection or fork in the road arranged with interior, and about will carrying out in intersection or fork in the road, this car turns to by turning to the intention test section to detect about above-mentioned, and have or not detecting element to detect to turn to about corresponding with this intersection or fork in the road when using road information by turning to about above-mentioned, be prompted to the user turning to road information about this with road information.
2. guider as claimed in claim 1 is characterised in that,
Turn to about above-mentioned with road information and comprise in the position of position, steered vehicle area to be transferred, the left and right sides of left and right sides exclusive turn lane at least one.
3. guider as claimed in claim 2 is characterised in that,
Also have display part, will put peripheral map by this parking stall that above-mentioned map datum generates and show, and put when having intersection or fork in the road in the predetermined distance in the place ahead detecting this parking stall, can show the enlarged drawing of this intersection or fork in the road,
Above-mentioned prompting part shows the position of above-mentioned left and right sides exclusive turn lane and/or steered vehicle area to be transferred, the above-mentioned left and right sides on above-mentioned enlarged drawing.
4. guider as claimed in claim 3 is characterised in that,
Above-mentioned prompting part also shows on above-mentioned enlarged drawing impels the user to enter the mark of above-mentioned left and right sides exclusive turn lane and/or steered vehicle area to be transferred, the above-mentioned left and right sides.
5. guider as claimed in claim 4 is characterised in that,
Also have signal detecting part, detect the state of the signal lamp that is arranged on the intersection,
Turning to road information about above-mentioned is when being positioned at the position of steered vehicle area to be transferred, the left and right sides of intersection, when detecting above-mentioned signal lamp and can enter the state of intersection for this car by above-mentioned signal detecting part, above-mentioned prompting part shows the mark that impels the user to enter steered vehicle area to be transferred, the above-mentioned left and right sides on above-mentioned enlarged drawing.
6. guider as claimed in claim 2 is characterised in that,
Also have signal detecting part, detect the state of the signal lamp that is arranged on the intersection,
Turning to road information about above-mentioned is when being positioned at the position of steered vehicle area to be transferred, the left and right sides of intersection, when detecting above-mentioned signal lamp and can enter the state of intersection for this car by above-mentioned signal detecting part, above-mentioned prompting part is to the position of steered vehicle area to be transferred, the above-mentioned left and right sides of user prompt.
7. as each the described guider in the claim 1～6, be characterised in that,
Above-mentioned prompting part turns to about user prompt is above-mentioned with sound and uses road information.
8. the road information reminding method of a guider has:
This parking stall is put and is detected step, detects the current present position of this car,
About turn to intention to detect step, detect according to the steering indicating light signal of this car and turn to about whether this car will carry out in intersection or fork in the road,
About turn to have or not and detect step with road information, when vehicle during, detect to turn to about above-mentioned and use road information with whether storing in the road information storing step to turn to about corresponding with this intersection or fork in the road near intersection or fork in the road,
The prompting step, put according to above-mentioned this parking stall and to detect this parking stall that step detects and put and map datum, detecting this parking stall puts the predetermined distance in the place ahead intersection or fork in the road is arranged, and detect and turn to about this car will carry out in intersection or fork in the road by turning to intention to detect step about above-mentioned, and detect step and detect and turn to about corresponding with this intersection or fork in the road when using road information by turning to about above-mentioned to have or not, be prompted to the user turning to road information about this with road information.
9. the road information reminding method of guider as claimed in claim 8 is characterised in that,
Turn to about above-mentioned with road information and comprise in the position of position, steered vehicle area to be transferred, the left and right sides of left and right sides exclusive turn lane at least one.
10. the road information reminding method of guider as claimed in claim 9,
Above-mentioned guider also has display part, peripheral map is put in this parking stall of above-mentioned map datum generation to be shown, and put when having intersection or fork in the road in the predetermined distance in the place ahead detecting this parking stall, can show the enlarged drawing of this intersection or fork in the road
Above-mentioned prompting step shows the position of above-mentioned left and right sides exclusive turn lane and/or steered vehicle area to be transferred, the above-mentioned left and right sides on above-mentioned enlarged drawing.
11. the road information reminding method of guider as claimed in claim 10 is characterised in that,
Above-mentioned prompting step also shows on above-mentioned enlarged drawing impels the user to enter the mark of above-mentioned left and right sides exclusive turn lane and/or steered vehicle area to be transferred, the above-mentioned left and right sides.
12. the road information reminding method of guider as claimed in claim 11 is characterised in that,
Also have signal detection step, detect the state of the signal lamp that is arranged on the intersection,
Turning to road information about above-mentioned is when being positioned at the position of steered vehicle area to be transferred, the left and right sides of intersection, when detecting above-mentioned signal lamp and can enter the state of intersection for this car by above-mentioned signal detection step, above-mentioned prompting step shows the mark that impels the user to enter steered vehicle area to be transferred, the above-mentioned left and right sides on above-mentioned enlarged drawing.
13. the road information reminding method of guider as claimed in claim 9 is characterised in that,
Also has signal detection step, detection is arranged on the state of the signal lamp of intersection, turning to road information about above-mentioned is when being positioned at the position of steered vehicle area to be transferred, the left and right sides of intersection, when detecting above-mentioned signal lamp and can enter the state of intersection for this car by above-mentioned signal detection step, above-mentioned prompting step is to the position of steered vehicle area to be transferred, the above-mentioned left and right sides of user prompt.
14. the road information reminding method as each the described guider in the claim 8～13 is characterised in that,
Above-mentioned prompting step turns to about user prompt is above-mentioned with sound and uses road information.
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