CN106922036A - The shared method and apparatus of ephemeral data between a kind of vehicle - Google Patents
The shared method and apparatus of ephemeral data between a kind of vehicle Download PDFInfo
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- CN106922036A CN106922036A CN201510993372.3A CN201510993372A CN106922036A CN 106922036 A CN106922036 A CN 106922036A CN 201510993372 A CN201510993372 A CN 201510993372A CN 106922036 A CN106922036 A CN 106922036A
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- 238000000034 method Methods 0.000 title claims abstract description 58
- 230000006854 communication Effects 0.000 claims abstract description 48
- 238000004891 communication Methods 0.000 claims abstract description 45
- 230000005540 biological transmission Effects 0.000 claims description 59
- 230000033001 locomotion Effects 0.000 description 16
- 238000013507 mapping Methods 0.000 description 15
- 238000003491 array Methods 0.000 description 10
- 239000000203 mixture Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000013481 data capture Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000012216 screening Methods 0.000 description 3
- 230000008054 signal transmission Effects 0.000 description 3
- 230000002123 temporal effect Effects 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/14—Direct-mode setup
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
Abstract
The shared method and apparatus of ephemeral data between a kind of vehicle are the embodiment of the invention provides, the vehicle includes front vehicles and front vehicle, and described method includes：The front vehicles receive the access request signal that the front vehicle sends；The front vehicles send for institute access request signal agrees to the feedback signal that accesses to the front vehicle；Provisional communication network share data are constituted between the front vehicles and the front vehicle.The embodiment of the present invention ensure that the traffic safety of vehicle.
Description
Technical field
The present invention relates to communication technical field, ephemeral data is shared between more particularly to a kind of vehicle
Method and a kind of vehicle between the shared device of ephemeral data.
Background technology
With continuing to develop for automotive engineering, the popularization and application of intelligent transportation turns into hair important at present
One of exhibition trend.And the optimized integration of intelligent transportation is to realize the radio communication between car and car,
Driving great convenience can be given by radio communication.
For example, in the modern life, self-driving travel mode is increasingly popular, the transport of scale automobile cargo
Increasingly turn into trend, increasing vehicle selection forms a team to go on a journey.In the process of moving, vehicle it
Between keep communication in real time, the individual vehicle being prevented from fleet loses contact, when in fleet
Other vehicle is because traffic lights, travel speed are relatively slow, intercepted or traffic accident by other vehicles
When being fallen behind etc. various situations, the vehicle in fleet could in time know concrete condition, know car of falling behind
Actual conditions such that it is able to be scheduled according to actual conditions, then, if in fleet
Vehicle has vehicle to fall behind, it is not required that later look for vehicle of falling behind, and is unlikely to because falling behind vehicle
Spend very big time and efforts.
Therefore, realize that the radio communication between car and car is important problem, disclosure satisfy that and increasingly increase
Communication requirement long, so as to improve traffic efficiency, be human pilot it is current bring it is reliable and secure and
Multiple facility, makes journey more comfortable, while being also possible to bring more unexpected to human pilot
Function.
The content of the invention
In view of the above problems, it is proposed that the present invention overcomes above mentioned problem or at least to provide one kind
Between the vehicle for partly solving the above problems between the shared method of ephemeral data and corresponding vehicle
The shared device of ephemeral data.
According to one aspect of the present invention, there is provided a kind of shared method of ephemeral data between vehicle,
The vehicle includes front vehicles and front vehicle, and described method includes：
The front vehicles receive the access request signal that the front vehicle sends；
The front vehicles send for institute access request signal agrees to the feedback signal that accesses to described
Front vehicle；
Provisional communication network share data are constituted between the front vehicles and the front vehicle.
Alternatively, vehicle-mounted hardware device is installed on the vehicle, the front vehicles with it is described after
The step of provisional communication network share data are constituted between square vehicle includes：
The front vehicles gather the vehicle data of its vehicle-mounted hardware device capture；
The vehicle data is sent to the front vehicle by the front vehicles；
And/or,
The front vehicles receive the vehicle data that the front vehicle sends；The front vehicle
The vehicle data of transmission is the vehicle data of its vehicle-mounted hardware device capture.
Alternatively, the front vehicles receive the access request signal that the front vehicle sends
Step is：
When the front vehicle drives to appointed place, the front vehicles receive the rear
The access request signal that vehicle sends.
Alternatively, the vehicle data belongs to data-signal, the front vehicles and the rear car
Communicated in the following way based on the aerial array：
One or more data-signals are obtained in the front vehicles；
The front vehicles are modulated for one or more of data-signals；
One or more data-signals after the modulation are based on the antenna array by the front vehicles
Arrange in the front vehicle for sending.
Alternatively, the aerial array is arranged on the marginal position of vehicle, and the marginal position includes
Car light position on vehicle.
Alternatively, also include：
The front vehicles receive one or more data-signals on the aerial array；
The front vehicles are demodulated for one or more of data-signals.
Alternatively, the step of front vehicles are modulated for one or more data-signals be：
The front vehicles are by one or more of data signal modulations to default high-frequency signal.
Alternatively, also include：
The aerial array electromagnetic signals are based on Current vehicle；
When the front vehicles receive feedback signal of the front vehicle for the electromagnetic wave signal
When, the front vehicles determine the position of front vehicle according to the feedback signal.
Alternatively, the step of front vehicles determine the position of front vehicle according to feedback signal is wrapped
Include：
The front vehicles obtain the launch time of the electromagnetic wave, and, the feedback signal
Feedback time；
The front vehicles are determined and front vehicle between using the launch time and feedback time
Relative position.
Alternatively, also include：
The front vehicles obtain the feedback angle of the data-signal for receiving, signal intensity, and/or,
Send the translational speed of the front vehicle of the data-signal；
The front vehicles use the movement of the feedback angle, signal intensity, and/or front vehicle
Speed adjustment carries out transmission power when data-signal is transmitted.
Alternatively, also include：
The front vehicles obtain the translational speed of Current vehicle, and/or, motion track；
The front vehicles use the translational speed, and/or, motion track adjustment carries out data letter
Number transmission when transmission power.
Alternatively, one or more data-signals after modulation are based on the day by the front vehicles
The step in front vehicle that linear array sends includes：
The front vehicles advise one or more data-signals after the modulation according to default mapping
Then it is mapped to the aerial array；
The front vehicles are based on the aerial array by one or more data letter after the modulation
Number it is distributed in front vehicle；The front vehicle be used for after the modulation of the distribution or
Multiple data-signals are recovered according to default mapping ruler.
Alternatively, the aerial array on the vehicle is multiple, and described method also includes：
The front vehicles count whole antenna array receivers or transmission data letter at the appointed time section
Number quantity；
The front vehicles count each antenna array receiver or transmission number at the appointed time section respectively
It is believed that number quantity；
The front vehicles use whole antenna array receivers or send the quantity of data-signal,
And, the quantity of described each antenna array receiver or transmission data-signal calculates data-signal
The probability of success of transmitting；
The front vehicles filter out the probability of success using the probability of success in whole aerial arrays
Highest aerial array.
According to another aspect of the present invention, there is provided the shared device of ephemeral data between a kind of vehicle,
The vehicle includes front vehicles and front vehicle, and described device includes：
Access request signal receiving module, is suitable to the front vehicles and receives the front vehicle hair
The access request signal for sending；
Access request signal feedback module, is suitable to the front vehicles for institute's access request signal hair
Send the feedback signal that agreement is accessed to the front vehicle；
Ephemeral data sharing module, fits and constituted temporarily between the front vehicles and the front vehicle
Communication network shared data.
Alternatively, vehicle-mounted hardware device, the ephemeral data sharing module are installed on the vehicle
Including：
Vehicle data captures submodule, is suitable to the front vehicles and gathers its vehicle-mounted hardware device
The vehicle data of capture；
Vehicle data sending submodule, is suitable to the front vehicles and the vehicle data is sent into institute
State front vehicle；
And/or,
Vehicle data receiving submodule, is suitable to the front vehicles and receives the front vehicle transmission
Vehicle data；The vehicle data that the front vehicle sends is the car of its vehicle-mounted hardware device capture
Data.
Alternatively, the access request signal receiving module can include：
Access request signal receiving submodule, is suitable to when the front vehicle drives to appointed place,
The front vehicles receive the access request signal that the front vehicle sends.
Alternatively, the vehicle data belongs to data-signal, and described device also includes：
Data-signal acquisition module, is suitable to the front vehicles and obtains one or more data-signals；
Data signal modulation module, is suitable to the front vehicles and believes for one or more of data
Number it is modulated；
Data-signal sending module, is suitable to the front vehicles by one or more after the modulation
Data-signal is based in the front vehicle that the aerial array sends.
Alternatively, the aerial array is arranged on the marginal position of vehicle, and the marginal position includes
Car light position on vehicle.
Alternatively, also include：
Data signal reception module, the front vehicles received on the aerial array one or
Multiple data-signals；
Data-signal mould demodulation block, is suitable to the front vehicles and believes for one or more of data
Number it is demodulated.
Alternatively, the step of front vehicles are modulated for one or more data-signals be：
Data signal modulation submodule, is suitable to the front vehicles and believes one or more of data
Number modulation is on default high-frequency signal.
Alternatively, also include：
Electromagnetic wave signal transmitter module, is suitable to the front vehicles and is based on aerial array transmitting electricity
Magnetostatic wave signal；
Vehicle location determining module, is suitable to receive front vehicle for the electromagnetic wave signal
During feedback signal, the front vehicles determine the position of front vehicle according to the feedback signal.
Alternatively, the vehicle location determining module includes：
Temporal information acquisition submodule, when being suitable to the transmitting of the front vehicles acquisition electromagnetic wave
Between, and, the feedback time of the feedback signal；
Relative position calculating sub module, is suitable to the front vehicles using the launch time and feedback
Time determines and the relative position between front vehicle.
Alternatively, also include：
First assistance data acquisition module, is suitable to the data-signal that the front vehicles acquisition is received
Feedback angle, signal intensity, and/or, send the translational speed of the front vehicle of the data-signal；
First transmission power adjusting module, is suitable to the front vehicles using the feedback angle, letter
The translational speed adjustment of number intensity, and/or front vehicle carries out transmission power when data-signal is transmitted.
Alternatively, also include：
Second assistance data acquisition module, is suitable to the front vehicles and obtains its translational speed, and/
Or, motion track；
Second transmission power adjusting module, is suitable to the front vehicles using the translational speed, and/
Or, motion track adjustment carries out transmission power when data-signal is transmitted.
Alternatively, the data-signal sending module includes：
Data-signal mapping submodule, is suitable to the front vehicles by after the modulation or many
Individual data-signal is mapped to the aerial array according to default mapping ruler；
Data-signal distributes submodule, and being suitable to the front vehicles will be described based on the aerial array
One or more data-signals after modulation are distributed in front vehicle；The front vehicle is used for will
One or more data-signals after the modulation of the distribution are recovered according to default mapping ruler.
Alternatively, the aerial array on the vehicle is multiple, and described device also includes：
First data-signal statistical module, is suitable to the front vehicles and counts complete at the appointed time section
The quantity of portion's antenna array receiver or transmission data-signal；
Second data-signal statistical module, is suitable to the front vehicles and counts at the appointed time section respectively
The quantity of interior each antenna array receiver or transmission data-signal；
The probability of success computing module of transmitting, is suitable to the front vehicles using whole antenna arrays
Row receive or send data-signal quantity, and, described each antenna array receiver or send number
It is believed that number quantity, calculate the probability of success of data signal transmission；
Aerial array screening module, is suitable to the front vehicles using the probability of success in whole days
Probability of success highest aerial array is filtered out in linear array.
The shared method and apparatus of ephemeral data, can be based between a kind of vehicle of the invention
Realize the provisional communication between vehicle.When the access request of other side is received on vehicle, if
Agree to and its interim composition communication network, then just can temporarily constitute communication network, carry out interim
Communication.During provisional communication, both sides can transmit data to other side, or, from other side
Data are obtained, data can be in advance obtained according to these data vehicles such that it is able to carry out phase in time
The reaction answered, can bring reliable and secure and multiple facility for the current of human pilot, make journey more
Plus it is comfortable.Especially in case of emergency, if forcing to carry out the data sharing between vehicle, i.e., by force
Make and obtain data to other side, or force to send data to other side, can in time notify opponent vehicle
Or oneself react in time, so as to ensure that the traffic safety of vehicle.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the present invention
Technological means, and can be practiced according to the content of specification, and in order to allow it is of the invention on
Stating can become apparent with other objects, features and advantages, below especially exemplified by specific reality of the invention
Apply mode.
Brief description of the drawings
By reading the detailed description of hereafter preferred embodiment, various other advantage and benefit for
Those of ordinary skill in the art will be clear understanding.Accompanying drawing is only used for showing preferred embodiment
Purpose, and it is not considered as limitation of the present invention.And in whole accompanying drawing, joined with identical
Examine symbol and represent identical part.In the accompanying drawings：
Fig. 1 shows that ephemeral data between a kind of vehicle according to an embodiment of the invention is shared
The step of embodiment of the method flow chart；
Fig. 2 shows a kind of data-signal based on aerial array according to an embodiment of the invention
The step of transmission method embodiment one flow chart；
Fig. 3 shows a kind of data-signal based on aerial array according to an embodiment of the invention
The step of transmission method embodiment two flow chart；And
Fig. 4 shows that ephemeral data between a kind of vehicle according to an embodiment of the invention is shared
Organize and implement the structured flowchart of example.
Specific embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although in accompanying drawing
Show the exemplary embodiment of the disclosure, it being understood, however, that may be realized in various forms this
Disclosure by embodiments set forth here without that should be limited.Conversely, there is provided these embodiments be in order to
Can be best understood from the disclosure, and can by the scope of the present disclosure it is complete convey to ability
The technical staff in domain.
Reference picture 1, ephemeral data is total between showing a kind of vehicle according to an embodiment of the invention
The step of embodiment of the method enjoyed flow chart, the vehicle include front vehicles and front vehicle, institute
The method stated specifically may include steps of：
Step 101, the front vehicles receive the access request signal that the front vehicle sends；
Step 102, the front vehicles send the feedback letter for agreeing to access for institute's access request signal
Number to the front vehicle；
Step 103, constitutes provisional communication network share between the front vehicles and the front vehicle
Data.
In embodiments of the present invention, front vehicles receive front vehicle hair during traveling
The access request signal for sending, if agreeing to that front vehicles agree to that front vehicle is accessed, then in vehicle
Between will constitute provisional communication network, being total to for data can temporarily be carried out based on the provisional communication network
Enjoy.Based on the embodiment of the present invention, in case of emergency can be communicated with opponent vehicle in time,
Its item that should be noted that is informed, if necessary, opponent vehicle can also be directly controlled.Relatively,
In case of emergency can also be communicated with opponent vehicle in time, needed for being obtained to opponent vehicle
Data, to ensure the normally travel of vehicle.
It should be noted that in the embodiment of the present invention between vehicle data it is shared can with setting time,
Such as, could be arranged to temporarily to connect 10 minutes, 30 minutes, or 60 minutes etc.,
Rather than the long-term communication connection kept between vehicle.Certainly, between vehicle data it is shared,
As soon as can also after transmission secondary data mutually, disconnect communication connection, the embodiment of the present invention be to this
It is not any limitation as.
In one preferred embodiment of the invention, the step 101 can be following sub-step：
Sub-step S31, when the front vehicle drives to appointed place, the front vehicles are received
To the access request signal that the front vehicle sends.
In embodiments of the present invention, a locality can be driven in front vehicle, such as is existed
One place of accident district occurred frequently, can force shared data.Specifically, pressure shared data can
Be front vehicles force rearward vehicle send access request, or front vehicle force to
Front vehicles send access request, and the embodiment of the present invention is not any limitation as to this.
In a kind of concrete application of the invention, if front vehicle mandatory requirement accesses front car
, then front vehicles by automatically rearward vehicle share correlation data, to ensure front vehicle
Normally travel.
In one preferred embodiment of the invention, vehicle-mounted hardware device is installed on the vehicle,
The step 103 can include following sub-step：
Sub-step S31, the front vehicles gather the vehicle number of its vehicle-mounted hardware device capture
According to；
The vehicle data is sent to the front vehicle by sub-step S32, the front vehicles；
And/or,
Sub-step S33, the front vehicles receive the vehicle data that the front vehicle sends；Institute
The vehicle data for stating front vehicle transmission is the vehicle data of its vehicle-mounted hardware device capture.
The vehicle-mounted hardware device with difference in functionality is usually mounted with implementing, on vehicle,
The vehicle-mounted hardware device is associated with vehicle.When the vehicle data of vehicle-mounted hardware device capture, can
It is saved on vehicle with by the vehicle data, instruction is shared when receiving, or is forcing to share number
According to when, just corresponding vehicle data is sent on the vehicle of other side.In embodiments of the present invention,
The vehicle intelligent hardware device can include drive recorder, radar for backing car, security monitoring, peace
Full detection sensor etc. other can be arranged on equipment on vehicle.
Using the embodiment of the present invention, can be based on realizing the provisional communication between vehicle.When in vehicle
On when receiving the access request of other side, if agreed to and its interim composition communication network, then just
Communication network can be temporarily constituted, provisional communication is carried out.During provisional communication, Shuan Fangke
Data are transmitted with to other side, or, data being obtained from other side, can be carried according to these data vehicles
Preceding acquisition data such that it is able to reacted accordingly in time, can be the current band of human pilot
Carry out reliable and secure and multiple facility, make journey more comfortable.Especially in case of emergency, if by force
System carries out the data sharing between vehicle, that is, force to obtain data to other side, or force to other side
Data are sent, opponent vehicle can be in time notified or oneself be reacted in time, so as to ensure that
The traffic safety of vehicle.
In order that those skilled in the art more fully understand the embodiment of the present invention, below using two realities
Apply the communication explanation that example is realized between front vehicles and front vehicle for the present invention.Specifically,
The transmission of the data-signal i.e. between front vehicle and front vehicles, wherein, data-signal includes car
Other data such as data.
Reference picture 2, shows a kind of data based on aerial array according to an embodiment of the invention
The step of signal transfer method embodiment one flow chart, aerial array is provided with vehicle, be based on
The aerial array transmits data-signal between vehicle, and described method can specifically include as follows
Step：
In one preferred embodiment of the invention, the aerial array is arranged on the margin location of vehicle
Put, the marginal position includes the car light position on vehicle.
In implementing, aerial array is set on vehicle.Wherein, the corner four on vehicle
Individual face can set an aerial array, such as aerial array can be embedded under car light.It is based on
Aerial array, can realize the radio communication between vehicle, such as transmit number mutually between vehicle
It is believed that number.
It should be noted that aerial array has highly directive, can be by data-signal towards required
Direction radiates, therefore advantageous in communication process between vehicle.In addition, aerial array is based on,
Communication process also in can position the position of other vehicles.
Step 201, the front vehicles obtain one or more data-signals；
In implementing, car-mounted terminal is installed on vehicle, the car-mounted terminal installed by it,
One or more data-signals can be got.Wherein, data-signal can be by the driver of vehicle
Member is manually entered, or default number data signal, and the embodiment of the present invention is not subject to this
Limitation.
Step 202, the front vehicles are modulated for one or more of data-signals；
In one preferred embodiment of the invention, the step 202 can be following sub-step：
Sub-step S21, the front vehicles are high to presetting by one or more of data signal modulations
On frequency signal.
In one preferred embodiment of the invention, can also comprise the following steps：
The front vehicles receive one or more data-signals on the aerial array；
The front vehicles are demodulated for one or more of data-signals.
In embodiments of the present invention, as the vehicle of transmitting terminal, first the data-signal of low frequency signal
Modulate and be transmitted on high-frequency signal, the data of modulation are received on the vehicle as receiving terminal
It is demodulated after signal, reverts to the low frequency signal of script.
By way of by data signal modulation to high-frequency signal, without using with data-signal
Antenna with length, can reduce the requirement for aerial array length, make the length of aerial array
Can be embedded on these positions of vehicle such as car light.
One or more data-signals after the modulation are based on institute by step 203, the front vehicles
State in the front vehicle of aerial array transmission.
In embodiments of the present invention, the data-signal after modulation, can be based on the day installed on vehicle
Linear array is sent to corresponding vehicle up.Relatively, in embodiments of the present invention, can be based on
The data-signal that the antenna array receiver front vehicle installed on vehicle sends.
In one preferred embodiment of the invention, the step 203 can include following sub-step：
Sub-step S31, the front vehicles by one or more data-signals after the modulation according to
Default mapping ruler is mapped to the aerial array；
Sub-step S22, the front vehicles be based on the aerial array by after the modulation or
Multiple data-signals are distributed in front vehicle；The front vehicle is used for the modulation of the distribution
One or more data-signals afterwards are recovered according to default mapping ruler.
In embodiments of the present invention, the quantity of the antenna installed on vehicle can be one,
Can be multiple, when antenna amount is for multiple, can be right when the transmission of data-signal is carried out
The subpackage transmitting of multiple antennas is carried out in data-signal, so that the communication quality between improving vehicle.
Specifically, in embodiments of the present invention, can by the use of on the vehicle as transmitting terminal with many
The respective independently transmitted data-signal of individual antenna, while with multiple antennas on the vehicle as receiving terminal
Receive and recover former data-signal, it is possible to which realization reaches data transfer higher with smaller cost
The effect of efficiency.
Due to space resources can be made full use of based on multiple antennas, the data letter between vehicle is realized
Number MIMO, in the case where frequency spectrum resource and antenna transmission power is not increased, can be at double
Raising system channel capacity, improve communication efficiency.
In one preferred embodiment of the invention, the aerial array on the vehicle is multiple, institute
The method stated can also comprise the following steps：
The front vehicles count whole antenna array receivers or transmission data letter at the appointed time section
Number quantity；
The front vehicles count each antenna array receiver or transmission number at the appointed time section respectively
It is believed that number quantity；
The front vehicles use whole antenna array receivers or send the quantity of data-signal,
And, the quantity of described each antenna array receiver or transmission data-signal calculates data-signal
The probability of success of transmitting；
The front vehicles filter out the probability of success using the probability of success in whole aerial arrays
Highest aerial array.
In embodiments of the present invention, one or more aerial array can be set on vehicle.When
When being provided with multiple aerial arrays, the data-signal of each aerial array can also be further calculated
Successful launch probability, then will wherein successful launch probability highest aerial array as preferred
Aerial array carries out the transmission of data-signal.
Specifically, at the appointed time the data-signal of section connects can to calculate each aerial array
The quantity that sending and receiving are sent, and, statistics whole aerial arrays at the appointed time data-signal of section
The quantity for receiving, sending, then can just be based on the hair that above-mentioned data calculate each aerial array
The probability of success is penetrated, can finally be carried out between vehicle using successful launch probability highest aerial array
Radio communication.
In embodiments of the present invention, by between the aerial array and front vehicle installed on the vehicle
Composition vehicle communication network carries out radio communication, based on aerial array, can realize number between vehicle
It is believed that number many receipts it is multiple, because aerial array has highly directive, can be by data-signal towards institute
The direction radiation for needing, thus it is advantageous in communication process between vehicle.Implement using the present invention
Example can improve traffic efficiency, be that the current of human pilot brings reliable and secure and multiple facility, make
Journey is more comfortable.
Reference picture 3, shows a kind of data based on aerial array according to an embodiment of the invention
The step of signal transfer method embodiment two flow chart, aerial array is provided with vehicle, be based on
The aerial array transmits data-signal between vehicle, and described method can specifically include as follows
Step：
Step 301, the front vehicles obtain one or more data-signals；
Step 302, the front vehicles are modulated for one or more of data-signals；
One or more data-signals after the modulation are based on institute by step 303, the front vehicles
State in the front vehicle of aerial array transmission；
In embodiments of the present invention, the aerial array that can be based on being installed on vehicle is realized between vehicle
Group-net communication, based on the communication function between vehicle, additionally it is possible to realize various unexpected work(
Energy.
Step 304, the front vehicles launch electromagnetic wave on Current vehicle based on the aerial array
Signal；
Step 305, when receive other vehicles for the electromagnetic wave signal feedback signal when, institute
State the position that front vehicles determine front vehicle according to the feedback signal.
In one preferred embodiment of the invention, the step 305 can include following sub-step：
Sub-step S41, the front vehicles obtain the launch time of the electromagnetic wave, and, it is described
The feedback time of feedback signal；
Sub-step S42, the front vehicles are determined and rear using the launch time and feedback time
Relative position between vehicle.
In embodiments of the present invention, the aerial array that can be based on vehicle is believed to emission electromagnetic wave
Number, then vehicle location is carried out for receiving feedback signal.Specifically, transmitting electromagnetism is got
The launch time of ripple signal, and the feedback signal of front vehicle feedback time, according to transmitting when
Between and the spacing between feedback time calculates vehicle, it is relative between front vehicle so as to know
Position.
In concrete application of the present invention, GPS (Global Positioning are usually mounted with vehicle
System, global positioning system), therefore the position of this car can be navigated to by GPS, knowing this
In the case of relative position between car and front vehicle, it is also possible to learn the position of front vehicle.
Data interaction need not be carried out with vehicle, the electromagnetic wave signal launched by aerial array, Yi Jigen
According to the feedback of electromagnetic wave signal, it is possible to know the position of vehicle, the positioning to vehicle is realized.
Further, in embodiments of the present invention, after the position of Ben Che and front vehicle is got,
Front vehicle can also be reminded to keep default car with this car according to both positions in the process of moving
Away from, it is to avoid spacing is excessive and cause poor communications quality such that it is able to ensure what is communicated between vehicle
It is smooth.
In addition, in embodiments of the present invention, can also be real according to Ben Che and the position of front vehicle
Referring now to the tracking of vehicle.Such as, tracing path can be drafted according to both positions.
In one preferred embodiment of the invention, described method can also comprise the following steps：
The front vehicles obtain the feedback angle of the data-signal for receiving, signal intensity, and/or,
Send the translational speed of the front vehicle of the data-signal；
The front vehicles use the movement of the feedback angle, signal intensity, and/or front vehicle
Speed adjustment carries out transmission power when data-signal is transmitted.
In embodiments of the present invention, on vehicle when being communicated based on aerial array, can basis
The direction of front vehicle return signal, the power of return signal, and known composition communication network
The translational speed of vehicle, carries out the calculating and adjustment of the transmission power of corresponding aerial array, then
Then when data-signal is sent to correspondence vehicle, number will be sent using the transmission power after adjustment
It is believed that number, can effectively reduce the transmission power of vehicle.
In one preferred embodiment of the invention, described method can also comprise the following steps：
The front vehicles obtain its translational speed, and/or, motion track；
The front vehicles use the translational speed, and/or, motion track adjustment carries out data letter
Number transmission when transmission power.
In another preferred exemplary of the invention, additionally it is possible to translational speed for vehicle itself,
Motion track is calculated, and when the translational speed of vehicle is different, is adjusted in the different direction of the launch
Transmission power, so as to save the transmission power of vehicle.
In one preferred embodiment of the invention, the aerial array of installation can be on vehicle
WIFI aerial arrays, based on WIFI aerial arrays, realize the radio communication between vehicle.Certainly,
Other kinds of antenna can also be selected in embodiments of the present invention, and the embodiment of the present invention is not added with to this
To limit.
Using the embodiment of the present invention, the aerial array that can be based on vehicle realize for Ben Che and
The positioning of other vehicles, specifically, in the antenna array radiation electromagnetic signals of vehicle,
If electromagnetic wave signal runs into other vehicles, then will feed back signal to this car, this car can basis
The launch time of electromagnetic wave signal, and the feedback time of feedback signal is received, calculate this
With the spacing between other vehicles, such that it is able to know the relative distance between Ben Che and other vehicles.
Further, when the position of Ben Che and other vehicles is got, tracking route is drafted, enough realizes car
Tracking.
For embodiment of the method, in order to be briefly described, therefore it is all expressed as a series of action group
Close, but those skilled in the art should know, and the embodiment of the present invention is not acted by described
The limitation of order because according to the embodiment of the present invention, some steps can using other orders or
Carry out simultaneously.Secondly, those skilled in the art should also know, implementation described in this description
Example belongs to preferred embodiment, necessary to the involved action not necessarily embodiment of the present invention.
Reference picture 4, ephemeral data is total between showing a kind of vehicle according to an embodiment of the invention
The structured flowchart of the device embodiment enjoyed, the vehicle includes front vehicles and front vehicle, described
Device can specifically include such as lower module：
Access request signal receiving module 401, is suitable to the front vehicles and receives the front vehicle
The access request signal of transmission；
Access request signal feedback module 402, is suitable to the front vehicles for institute's access request signal
The feedback signal for agreeing to access is sent to the front vehicle；
Ephemeral data sharing module 403, suitable composition between the front vehicles and the front vehicle faces
When communication network shared data.
In one preferred embodiment of the invention, vehicle-mounted hardware device is installed on the vehicle,
The ephemeral data sharing module includes：
Vehicle data captures submodule, is suitable to the front vehicles and gathers its vehicle-mounted hardware device
The vehicle data of capture；
Vehicle data sending submodule, is suitable to the front vehicles and the vehicle data is sent into institute
State front vehicle；
And/or,
Vehicle data receiving submodule, is suitable to the front vehicles and receives the front vehicle transmission
Vehicle data；The vehicle data that the front vehicle sends is the car of its vehicle-mounted hardware device capture
Data.
In one preferred embodiment of the invention, the access request signal receiving module can be wrapped
Include：
Access request signal receiving submodule, is suitable to when the front vehicle drives to appointed place,
The front vehicles receive the access request signal that the front vehicle sends.
In one preferred embodiment of the invention, the vehicle data belongs to data-signal, described
Device also include：
Data-signal acquisition module, is suitable to the front vehicles and obtains one or more data-signals；
Data signal modulation module, is suitable to the front vehicles and believes for one or more of data
Number it is modulated；
Data-signal sending module, is suitable to the front vehicles by one or more after the modulation
Data-signal is based in the front vehicle that the aerial array sends.
In one preferred embodiment of the invention, the aerial array is arranged on the margin location of vehicle
Put, the marginal position includes the car light position on vehicle.
In one preferred embodiment of the invention, also include：
Data signal reception module, the front vehicles received on the aerial array one or
Multiple data-signals；
Data-signal mould demodulation block, is suitable to the front vehicles and believes for one or more of data
Number it is demodulated.
In one preferred embodiment of the invention, the front vehicles are directed to one or more data
The step of signal is modulated be：
Data signal modulation submodule, is suitable to the front vehicles and believes one or more of data
Number modulation is on default high-frequency signal.
In one preferred embodiment of the invention, also include：
Electromagnetic wave signal transmitter module, is suitable to the front vehicles and is based on aerial array transmitting electricity
Magnetostatic wave signal；
Vehicle location determining module, is suitable to receive front vehicle for the electromagnetic wave signal
During feedback signal, the front vehicles determine the position of front vehicle according to the feedback signal.
In one preferred embodiment of the invention, the vehicle location determining module includes：
Temporal information acquisition submodule, when being suitable to the transmitting of the front vehicles acquisition electromagnetic wave
Between, and, the feedback time of the feedback signal；
Relative position calculating sub module, is suitable to the front vehicles using the launch time and feedback
Time determines and the relative position between front vehicle.
In one preferred embodiment of the invention, also include：
First assistance data acquisition module, is suitable to the data-signal that the front vehicles acquisition is received
Feedback angle, signal intensity, and/or, send the translational speed of the front vehicle of the data-signal；
First transmission power adjusting module, is suitable to the front vehicles using the feedback angle, letter
The translational speed adjustment of number intensity, and/or front vehicle carries out transmission power when data-signal is transmitted.
In one preferred embodiment of the invention, also include：
Second assistance data acquisition module, is suitable to the front vehicles and obtains its translational speed, and/
Or, motion track；
Second transmission power adjusting module, is suitable to the front vehicles using the translational speed, and/
Or, motion track adjustment carries out transmission power when data-signal is transmitted.
In one preferred embodiment of the invention, the data-signal sending module includes：
Data-signal mapping submodule, is suitable to the front vehicles by after the modulation or many
Individual data-signal is mapped to the aerial array according to default mapping ruler；
Data-signal distributes submodule, and being suitable to the front vehicles will be described based on the aerial array
One or more data-signals after modulation are distributed in front vehicle；The front vehicle is used for will
One or more data-signals after the modulation of the distribution are recovered according to default mapping ruler.
In one preferred embodiment of the invention, the aerial array on the vehicle is multiple, institute
The device stated also includes：
First data-signal statistical module, is suitable to the front vehicles and counts complete at the appointed time section
The quantity of portion's antenna array receiver or transmission data-signal；
Second data-signal statistical module, is suitable to the front vehicles and counts at the appointed time section respectively
The quantity of interior each antenna array receiver or transmission data-signal；
The probability of success computing module of transmitting, is suitable to the front vehicles using whole antenna arrays
Row receive or send data-signal quantity, and, described each antenna array receiver or send number
It is believed that number quantity, calculate the probability of success of data signal transmission；
Aerial array screening module, is suitable to the front vehicles using the probability of success in whole days
Probability of success highest aerial array is filtered out in linear array.
For device embodiment, because it is substantially similar to embodiment of the method, so description
Fairly simple, the relevent part can refer to the partial explaination of embodiments of method.
Provided herein algorithm and display not with any certain computer, virtual system or other set
It is standby intrinsic related.Various general-purpose systems can also be used together with based on teaching in this.According to upper
The description in face, the structure constructed required by this kind of system is obvious.Additionally, the present invention
It is not directed to any certain programmed language.It is understood that, it is possible to use various programming languages are realized herein
The present disclosure of description, and the description done to language-specific above is to disclose this hair
Bright preferred forms.
In specification mentioned herein, numerous specific details are set forth.It is to be appreciated, however, that
Embodiments of the invention can be put into practice in the case of without these details.In some instances,
Known method, structure and technology is not been shown in detail, so as not to obscure the understanding of this description.
Similarly, it will be appreciated that in order to simplify during the disclosure and helping understands each inventive aspect
One or more, in above to the description of exemplary embodiment of the invention, it is of the invention each
Feature is grouped together into single embodiment, figure or descriptions thereof sometimes.However, simultaneously
The method of the disclosure should not be construed to reflect following intention：That is the present invention for required protection requirement
The more features of feature than being expressly recited in each claim.More precisely, as follows
As the claims in face reflect, inventive aspect is less than single implementation disclosed above
All features of example.Therefore, it then follows thus claims of specific embodiment are expressly incorporated in
The specific embodiment, wherein each claim are in itself as separate embodiments of the invention.
Those skilled in the art are appreciated that can enter to the module in the equipment in embodiment
Row adaptively changes and they is arranged on one or more equipment different from the embodiment
In.Module or unit or component in embodiment can be combined into a module or unit or component,
And multiple submodule or subelement or sub-component can be divided into addition.Except such spy
Levy and/or process or unit in it is at least some exclude each other outside, any combinations can be used
To all features disclosed in this specification (including adjoint claim, summary and accompanying drawing) with
And all processes or unit of so disclosed any method or equipment are combined.Unless in addition
It is expressly recited, it is every disclosed in this specification (including adjoint claim, summary and accompanying drawing)
Individual feature can be replaced by the alternative features for providing identical, equivalent or similar purpose.
Although additionally, it will be appreciated by those of skill in the art that some embodiment bags described herein
Included some features in other embodiments are included rather than further feature, but different embodiments
The combination of feature means to be within the scope of the present invention and formed different embodiments.For example,
In the following claims, the one of any of embodiment required for protection can be with any
Combination use.
All parts embodiment of the invention can realize with hardware, or with one or more
The software module run on processor is realized, or is realized with combinations thereof.The technology of this area
Personnel should be appreciated that can in practice use microprocessor or digital signal processor (DSP)
Come realize between vehicle according to embodiments of the present invention in the shared equipment of ephemeral data some or
The some or all functions of whole parts.The present invention is also implemented as being retouched here for execution
The method stated some or all equipment or program of device (for example, computer program and
Computer program product).It is such to realize that program of the invention is stored in computer-readable medium
On, or can have the form of one or more signal.Such signal can be from internet
Downloaded on website and obtained, or provided on carrier signal, or provided in any other form.
It should be noted that above-described embodiment the present invention will be described is limited rather than to the present invention
Make, and those skilled in the art can design without departing from the scope of the appended claims
Go out alternative embodiment.In the claims, any reference symbol structure that will should not be located between bracket
Cause limitations on claims.Word "comprising" does not exclude the presence of not listed in the claims
Element or step.Word "a" or "an" before element do not exclude the presence of it is multiple this
The element of sample.The present invention can be by means of the hardware for including some different elements and by means of suitable
Realized when the computer of programming.If in the unit claim for listing equipment for drying, these dresses
Several in putting can be embodied by same hardware branch.Word first, second,
And third use does not indicate that any order.These words can be construed to title.
It is described the embodiment of the invention discloses the method that ephemeral data between A1, a kind of vehicle is shared
Vehicle includes front vehicles and front vehicle, and described method includes：
The front vehicles receive the access request signal that the front vehicle sends；
The front vehicles send for institute access request signal agrees to the feedback signal that accesses to described
Front vehicle；
Provisional communication network share data are constituted between the front vehicles and the front vehicle.
A2, the method as described in claim A1, it is characterised in that car is installed on the vehicle
Hardware device is carried, provisional communication network share is constituted between the front vehicles and the front vehicle
The step of data, includes：
The front vehicles gather the vehicle data of its vehicle-mounted hardware device capture；
The vehicle data is sent to the front vehicle by the front vehicles；
And/or,
The front vehicles receive the vehicle data that the front vehicle sends；The front vehicle
The vehicle data of transmission is the vehicle data of its vehicle-mounted hardware device capture.
A3, the method as described in claim A1, it is characterised in that the front vehicles are received
The step of access request signal that the front vehicle sends is：
When the front vehicle drives to appointed place, the front vehicles receive the rear
The access request signal that vehicle sends.
A4, the method as described in claim A1, it is characterised in that the vehicle data belongs to several
It is believed that number, the front vehicles and the front vehicle are based on the aerial array in the following way
Communicated：
One or more data-signals are obtained in the front vehicles；
The front vehicles are modulated for one or more of data-signals；
One or more data-signals after the modulation are based on the antenna array by the front vehicles
Arrange in the front vehicle for sending.
A5, the method as described in claim A4, it is characterised in that the aerial array is arranged on
The marginal position of vehicle, the marginal position includes the car light position on vehicle.
A6, the method as described in claim A4, it is characterised in that also include：
The front vehicles receive one or more data-signals on the aerial array；
The front vehicles are demodulated for one or more of data-signals.
A7, the method as described in claim A4, it is characterised in that the front vehicles are directed to one
The step of individual or multiple data-signals are modulated be：
The front vehicles are by one or more of data signal modulations to default high-frequency signal.
8th, the method as described in claim A4 or A5 or A6 or A7, it is characterised in that also
Including：
The aerial array electromagnetic signals are based on Current vehicle；
When the front vehicles receive feedback signal of the front vehicle for the electromagnetic wave signal
When, the front vehicles determine the position of front vehicle according to the feedback signal.
A9, the method as described in claim A8, it is characterised in that the front vehicles are according to anti-
The step of feedback signal determines the position of front vehicle includes：
The front vehicles obtain the launch time of the electromagnetic wave, and, the feedback signal
Feedback time；
The front vehicles are determined and front vehicle between using the launch time and feedback time
Relative position.
A10, the method as described in claim A4, it is characterised in that also include：
The front vehicles obtain the feedback angle of the data-signal for receiving, signal intensity, and/or,
Send the translational speed of the front vehicle of the data-signal；
The front vehicles use the movement of the feedback angle, signal intensity, and/or front vehicle
Speed adjustment carries out transmission power when data-signal is transmitted.
A11, the method as described in claim A4 or A10, it is characterised in that also include：
The front vehicles obtain the translational speed of Current vehicle, and/or, motion track；
The front vehicles use the translational speed, and/or, motion track adjustment carries out data letter
Number transmission when transmission power.
A12, the method as described in claim A4, it is characterised in that the front vehicles will be adjusted
One or more data-signals after system are based on the step in the front vehicle that the aerial array sends
Including：
The front vehicles advise one or more data-signals after the modulation according to default mapping
Then it is mapped to the aerial array；
The front vehicles are based on the aerial array by one or more data letter after the modulation
Number it is distributed in front vehicle；The front vehicle be used for after the modulation of the distribution or
Multiple data-signals are recovered according to default mapping ruler.
A13, the method as described in claim A4, it is characterised in that the antenna on the vehicle
Array is multiple, and described method also includes：
The front vehicles count whole antenna array receivers or transmission data letter at the appointed time section
Number quantity；
The front vehicles count each antenna array receiver or transmission number at the appointed time section respectively
It is believed that number quantity；
The front vehicles use whole antenna array receivers or send the quantity of data-signal,
And, the quantity of described each antenna array receiver or transmission data-signal calculates data-signal
The probability of success of transmitting；
The front vehicles filter out the probability of success using the probability of success in whole aerial arrays
Highest aerial array.
The embodiment of the invention also discloses the device that ephemeral data between B14, a kind of vehicle is shared, institute
Stating vehicle includes front vehicles and front vehicle, and described device includes：
Access request signal receiving module, is suitable to the front vehicles and receives the front vehicle hair
The access request signal for sending；
Access request signal feedback module, is suitable to the front vehicles for institute's access request signal hair
Send the feedback signal that agreement is accessed to the front vehicle；
Ephemeral data sharing module, fits and constituted temporarily between the front vehicles and the front vehicle
Communication network shared data.
B15, the device as described in claim B14, it is characterised in that be provided with the vehicle
Vehicle-mounted hardware device, the ephemeral data sharing module includes：
Vehicle data captures submodule, is suitable to the front vehicles and gathers its vehicle-mounted hardware device
The vehicle data of capture；
Vehicle data sending submodule, is suitable to the front vehicles and the vehicle data is sent into institute
State front vehicle；
And/or,
Vehicle data receiving submodule, is suitable to the front vehicles and receives the front vehicle transmission
Vehicle data；The vehicle data that the front vehicle sends is the car of its vehicle-mounted hardware device capture
Data.
B16, the device as described in claim B14, it is characterised in that the access request signal
Receiver module can include：
Access request signal receiving submodule, is suitable to when the front vehicle drives to appointed place,
The front vehicles receive the access request signal that the front vehicle sends.
B17, the device as described in claim B14, it is characterised in that the vehicle data belongs to
Data-signal, described device also includes：
Data-signal acquisition module, is suitable to the front vehicles and obtains one or more data-signals；
Data signal modulation module, is suitable to the front vehicles and believes for one or more of data
Number it is modulated；
Data-signal sending module, is suitable to the front vehicles by one or more after the modulation
Data-signal is based in the front vehicle that the aerial array sends.
B18, the device as described in claim B17, it is characterised in that the aerial array is set
In the marginal position of vehicle, the marginal position includes the car light position on vehicle.
B19, the device as described in claim B17, it is characterised in that also include：
Data signal reception module, the front vehicles received on the aerial array one or
Multiple data-signals；
Data-signal mould demodulation block, is suitable to the front vehicles and believes for one or more of data
Number it is demodulated.
B20, the device as described in claim B17, it is characterised in that the front vehicles are directed to
The step of one or more data-signals are modulated be：
Data signal modulation submodule, is suitable to the front vehicles and believes one or more of data
Number modulation is on default high-frequency signal.
B21, the device as described in claim B17 or B18 or B19 or B20, its feature exist
In also including：
Electromagnetic wave signal transmitter module, is suitable to the front vehicles and is based on aerial array transmitting electricity
Magnetostatic wave signal；
Vehicle location determining module, is suitable to receive front vehicle for the electromagnetic wave signal
During feedback signal, the front vehicles determine the position of front vehicle according to the feedback signal.
B22, the device as described in claim B21, it is characterised in that the vehicle location determines
Module includes：
Temporal information acquisition submodule, when being suitable to the transmitting of the front vehicles acquisition electromagnetic wave
Between, and, the feedback time of the feedback signal；
Relative position calculating sub module, is suitable to the front vehicles using the launch time and feedback
Time determines and the relative position between front vehicle.
B23, the device as described in claim B17, it is characterised in that also include：
First assistance data acquisition module, is suitable to the data-signal that the front vehicles acquisition is received
Feedback angle, signal intensity, and/or, send the translational speed of the front vehicle of the data-signal；
First transmission power adjusting module, is suitable to the front vehicles using the feedback angle, letter
The translational speed adjustment of number intensity, and/or front vehicle carries out transmission power when data-signal is transmitted.
B24, the device as described in claim B17 or B23, it is characterised in that also include：
Second assistance data acquisition module, is suitable to the front vehicles and obtains its translational speed, and/
Or, motion track；
Second transmission power adjusting module, is suitable to the front vehicles using the translational speed, and/
Or, motion track adjustment carries out transmission power when data-signal is transmitted.
B25, the device as described in claim B17, it is characterised in that the data-signal sends
Module includes：
Data-signal mapping submodule, is suitable to the front vehicles by after the modulation or many
Individual data-signal is mapped to the aerial array according to default mapping ruler；
Data-signal distributes submodule, and being suitable to the front vehicles will be described based on the aerial array
One or more data-signals after modulation are distributed in front vehicle；The front vehicle is used for will
One or more data-signals after the modulation of the distribution are recovered according to default mapping ruler.
B26, the device as described in claim B17, it is characterised in that the antenna on the vehicle
Array is multiple, and described device also includes：
First data-signal statistical module, is suitable to the front vehicles and counts complete at the appointed time section
The quantity of portion's antenna array receiver or transmission data-signal；
Second data-signal statistical module, is suitable to the front vehicles and counts at the appointed time section respectively
The quantity of interior each antenna array receiver or transmission data-signal；
The probability of success computing module of transmitting, is suitable to the front vehicles using whole antenna arrays
Row receive or send data-signal quantity, and, described each antenna array receiver or send number
It is believed that number quantity, calculate the probability of success of data signal transmission；
Aerial array screening module, is suitable to the front vehicles using the probability of success in whole days
Probability of success highest aerial array is filtered out in linear array.
Claims (10)
1. a kind of method that ephemeral data is shared between vehicle, the vehicle includes front vehicles with after
Square vehicle, described method includes：
The front vehicles receive the access request signal that the front vehicle sends；
The front vehicles send for institute access request signal agrees to the feedback signal that accesses to described
Front vehicle；
Provisional communication network share data are constituted between the front vehicles and the front vehicle.
2. the method for claim 1, it is characterised in that be provided with the vehicle vehicle-mounted
Hardware device, constitutes provisional communication network share number between the front vehicles and the front vehicle
According to the step of include：
The front vehicles gather the vehicle data of its vehicle-mounted hardware device capture；
The vehicle data is sent to the front vehicle by the front vehicles；
And/or,
The front vehicles receive the vehicle data that the front vehicle sends；The front vehicle
The vehicle data of transmission is the vehicle data of its vehicle-mounted hardware device capture.
3. the method for claim 1, it is characterised in that the front vehicles receive institute
State front vehicle transmission access request signal the step of be：
When the front vehicle drives to appointed place, the front vehicles receive the rear
The access request signal that vehicle sends.
4. the method for claim 1, it is characterised in that the vehicle data belongs to data
Signal, the front vehicles and the front vehicle are entered in the following way based on the aerial array
Row communication：
One or more data-signals are obtained in the front vehicles；
The front vehicles are modulated for one or more of data-signals；
One or more data-signals after the modulation are based on the antenna array by the front vehicles
Arrange in the front vehicle for sending.
5. method as claimed in claim 4, it is characterised in that the aerial array is arranged on car
Marginal position, the marginal position include vehicle on car light position.
6. method as claimed in claim 4, it is characterised in that also include：
The front vehicles receive one or more data-signals on the aerial array；
The front vehicles are demodulated for one or more of data-signals.
7. method as claimed in claim 4, it is characterised in that the front vehicles are directed to
Or multiple data-signals are the step of be modulated：
The front vehicles are by one or more of data signal modulations to default high-frequency signal.
8. the method as described in claim 4 or 5 or 6 or 7, it is characterised in that also include：
The aerial array electromagnetic signals are based on Current vehicle；
When the front vehicles receive feedback signal of the front vehicle for the electromagnetic wave signal
When, the front vehicles determine the position of front vehicle according to the feedback signal.
9. method as claimed in claim 8, it is characterised in that the front vehicles are according to feedback
The step of signal determines the position of front vehicle includes：
The front vehicles obtain the launch time of the electromagnetic wave, and, the feedback signal
Feedback time；
The front vehicles are determined and front vehicle between using the launch time and feedback time
Relative position.
10. the shared device of ephemeral data between a kind of vehicle, the vehicle include front vehicles and
Front vehicle, described device includes：
Access request signal receiving module, is suitable to the front vehicles and receives the front vehicle hair
The access request signal for sending；
Access request signal feedback module, is suitable to the front vehicles for institute's access request signal hair
Send the feedback signal that agreement is accessed to the front vehicle；
Ephemeral data sharing module, fits and constituted temporarily between the front vehicles and the front vehicle
Communication network shared data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510993372.3A CN106922036A (en) | 2015-12-24 | 2015-12-24 | The shared method and apparatus of ephemeral data between a kind of vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510993372.3A CN106922036A (en) | 2015-12-24 | 2015-12-24 | The shared method and apparatus of ephemeral data between a kind of vehicle |
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| Publication Number | Publication Date |
|---|---|
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Family
ID=59459833
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| CN201510993372.3A Pending CN106922036A (en) | 2015-12-24 | 2015-12-24 | The shared method and apparatus of ephemeral data between a kind of vehicle |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107765691A (en) * | 2017-10-18 | 2018-03-06 | 百度在线网络技术（北京）有限公司 | Method and apparatus for controlling automatic driving vehicle |
| CN109272776A (en) * | 2018-11-08 | 2019-01-25 | 哈尔滨工业大学 | A kind of rear-end collision prevention early warning system based on image procossing |
| CN113259906A (en) * | 2021-05-08 | 2021-08-13 | 广州小鹏新能源汽车有限公司 | Communication method and device between vehicles, electronic equipment and medium |
-
2015
- 2015-12-24 CN CN201510993372.3A patent/CN106922036A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107765691A (en) * | 2017-10-18 | 2018-03-06 | 百度在线网络技术（北京）有限公司 | Method and apparatus for controlling automatic driving vehicle |
| CN107765691B (en) * | 2017-10-18 | 2021-08-24 | 百度在线网络技术（北京）有限公司 | Method and apparatus for controlling unmanned vehicle |
| CN109272776A (en) * | 2018-11-08 | 2019-01-25 | 哈尔滨工业大学 | A kind of rear-end collision prevention early warning system based on image procossing |
| CN113259906A (en) * | 2021-05-08 | 2021-08-13 | 广州小鹏新能源汽车有限公司 | Communication method and device between vehicles, electronic equipment and medium |
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Application publication date: 20170704 |