CN104103181B - Fault car caution system based on DSRC and method thereof - Google Patents

Fault car caution system based on DSRC and method thereof Download PDF

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Publication number
CN104103181B
CN104103181B CN201410355507.9A CN201410355507A CN104103181B CN 104103181 B CN104103181 B CN 104103181B CN 201410355507 A CN201410355507 A CN 201410355507A CN 104103181 B CN104103181 B CN 104103181B
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vehicle
module
warning
microprocessor
dsrc
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CN104103181A (en
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王会鲜
郑洪江
原树宁
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Shanghai Pateo Electronic Equipment Manufacturing Co Ltd
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SHANGHAI YANGZI INVESTMENT MANAGEMENT Co Ltd
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Abstract

The present invention provides a kind of fault car caution system based on DSRC and method thereof, and described system includes information warning sending module and information warning receiver module;Described information warning sending module is placed in disabled vehicle caution board, including the first locating module, configuration module, memory module, first microprocessor and DSRC transmitter;Described information warning receiver module is placed on vehicle, including the second locating module, DSRC receptor, the second microprocessor and alarm.The fault car caution system based on DSRC of the present invention and method thereof to vehicle driver due to absent minded or be in frazzle, under the severe weather conditions such as night, dense fog or heavy rain, bend the situation such as block, horizon range is limited and cannot find the situation of danger in time, carry out effective warning, improve the safety that vehicle travels;And simple in construction, easily operated, low cost.

Description

Fault car caution system based on DSRC and method thereof
Technical field
The present invention relates to a kind of caution system and method thereof, particularly relate to a kind of based on DSRC technology (Dedicated Short Range Communications, DSRC) fault car caution system and method.
Background technology
Along with vehicle fleet size increasing on road, the safety of vehicle becomes focus of concern.Send out in vehicle accident After life, fault car would generally stay for some time to treat that traffic processes at accident spot.Due to accident the order of severity, The factors such as processing speed are not quite similar, and fault car there is also difference in the time that accident spot is detained, or is half an hour, or is A whole day.During fault car is detained, often there is subsequent vehicle driver because vehicle front environment can not well be identified, As limited by horizon range, night or the boisterous impact such as dense fog, heavy rain etc., there is the biggest danger, even in driving Produce a chain of traffic accident.
At present, when vehicle breaks down or during accident, generally use and light hazard warning light, or put in disabled vehicle side or rear Put the method for disabled vehicle caution board to warn follow-up driving vehicle.But, this alarming method for power is limited by horizon range.If vehicle When driver is absent minded or is in frazzle, driver often cannot notice this type of information warning in time.Particularly Under the severe weather conditions such as night, dense fog or heavy rain, find that in time fault car taking appropriate measures is avoided dangerous aobvious Obtain particularly difficult.It addition, when fault car be positioned at bend block position time, said method also cannot play due alarming effect.
DSRC is a kind of efficient wireless communication technology, and it is right that it can be implemented in specific region (usually 1000 meters within) The identification of the mobile target under high-speed motion and " Che-road " of two-way communication, such as vehicle, " Che-car " two-way communication, real Time transmission image, voice-and-data information, by vehicle and road organic linking.DSRC technology is widely used in not parking receipts Take, access and exit control, fleet management, the field such as information service, and vehicle identification, driving in region segmentation function i.e. zonule The aspects such as the information interaction of member's identification, road network and vehicle possess advantageous advantage.Therefore, how DSRC technology is utilized The warning realizing fault car becomes the study hotspot of the most great prospect.
Summary of the invention
The shortcoming of prior art in view of the above, it is an object of the invention to provide the warning of a kind of fault car based on DSRC System and method, placing in fault car side or rear can periodic broadcast disabled vehicle positional information and the fault of fault message Car caution board, in order to remind subsequent vehicle driver to note the danger that front exists, careful driving in time, thus reduce traffic thing Therefore incidence rate, ensure road vehicle safety.
For achieving the above object and other relevant purposes, the present invention provides a kind of fault car caution system based on DSRC, bag Include information warning sending module and information warning receiver module;Described information warning sending module is placed in disabled vehicle caution board, bag Include the first locating module, configuration module, memory module, first microprocessor and DSRC transmitter;Described first locating module For receiving the current location information of disabled vehicle caution board, and this current location information is sent to described first microprocessor;Institute State configuration module for the fault state according to vehicle, sends the alarm signal corresponding with fault state or releasing alarm signal institute State first microprocessor;Described memory module is used for storing dangerous information warning;Described first microprocessor is for according to receiving Alarm signal from memorizer, obtain the dangerous information warning corresponding with this alarm signal, and by danger information warning and reception The current location information of the disabled vehicle caution board arrived generates fault car information warning, retransmits to DSRC transmitter;Described DSRC transmitter is broadcasted for the fault car information warning sent by described first microprocessor;Described warning letter Breath receiver module is placed on vehicle, including the second locating module, DSRC receptor, the second microprocessor and alarm;Described Second locating module is for receiving the current location information of vehicle, and sends the current location information of vehicle to described second micro-place Reason device;Described DSRC receptor is used for receiving fault car information warning, acquisition danger information warning and disabled vehicle caution board Current location information, and send it to described second microprocessor;Described second microprocessor is for the present bit of comparison vehicle Confidence breath and the current location information of disabled vehicle caution board, it is judged that whether fault car is positioned on the travel route that vehicle is current, if It is then to trigger alarm;If it is not, do not process;Described alarm is for sending under the control of described second microprocessor Alarm signal.
According to above-mentioned fault car caution system based on DSRC, wherein: described configuration module includes that several warn button Closing button with one, described warning button sends the alarm signal corresponding with fault state after triggering, and described closedown is pressed Key sends after triggering and releases alarm signal.
According to above-mentioned fault car caution system based on DSRC, wherein: described configuration module includes input module, logical Cross input word or code to send alarm signal or to release alarm signal.
According to above-mentioned fault car caution system based on DSRC, wherein: described information warning sending module and described warning Information receiving module all includes power module.
Meanwhile, the present invention also provides for a kind of fault car information warning dispensing device based on DSRC, and this device is placed in disabled vehicle In caution board, including locating module, configuration module, memory module, microprocessor and DSRC transmitter;
Described locating module is for receiving the current location information of disabled vehicle caution board, and sends this current location information to described Microprocessor;
Described configuration module, for the fault state according to vehicle, sends the alarm signal corresponding with fault state or releases warning Signal is to described microprocessor;
Described memory module is used for storing dangerous information warning;
Described microprocessor for obtaining the dangerous police corresponding with this alarm signal from memorizer according to the alarm signal received Show information, the current location information of described dangerous information warning with the disabled vehicle caution board received is generated fault car warning letter Cease and send to DSRC transmitter;
Described DSRC transmitter is broadcasted for the fault car information warning sent by described microprocessor.
According to above-mentioned fault car information warning dispensing device based on DSRC, wherein: described configuration module includes several Warning button and a closedown button, described warning button sends the alarm signal corresponding with fault state, institute after triggering State closedown button after triggering, send releasing alarm signal.
Meanwhile, the present invention also provides for a kind of fault car information warning based on DSRC and receives device, and described fault car warns Information receiver is placed on vehicle, including locating module, DSRC receptor, microprocessor and alarm;
Described locating module is for receiving the current location information of vehicle, and sends the current location information of vehicle to microprocessor;
DSRC receptor is used for receiving fault car information warning, obtains dangerous information warning and the current location of disabled vehicle caution board Information, and send it to described microprocessor, wherein, described fault car information warning includes dangerous information warning and fault The current location information of car caution board, described dangerous information warning is used for representing the information warning corresponding with fault car;
Microprocessor is used for the current location information of comparison vehicle and the current location information of disabled vehicle caution board, it is judged that fault car Whether it is positioned on the travel route that vehicle is current, the most then triggers alarm;If it is not, do not process;
Described alarm is for sending alarm signal under the control of described microprocessor.
According to above-mentioned fault car caution system based on DSRC, wherein: described alarm is audio player, it is used for broadcasting Put described microprocessor and send the fault car information warning of coming.
It addition, the present invention also provides for a kind of fault car information warning sending method based on DSRC, it comprises the following steps:
When there is fault car, send the alarm signal representing fault type;
Obtain the current location information of disabled vehicle warning sign;
Obtain the dangerous information warning corresponding with described alarm signal;
The current location information of described dangerous information warning with institute's disabled vehicle caution board is generated fault car information warning;
Based on DSRC broadcasting van failure warning information.
According to above-mentioned fault car information warning sending method based on DSRC, wherein: further comprising the steps of: work as fault After the failture evacuation of vehicle, send and release alarm signal, fault car of going off the air information warning.
It addition, the present invention also provides for a kind of fault car information warning method of reseptance based on DSRC, it comprises the following steps:
Receive fault car information warning based on DSRC, wherein, described fault car information warning include dangerous information warning with The current location information of disabled vehicle caution board, described dangerous information warning is used for representing the information warning corresponding with fault car;
Obtain the current location information of vehicle;
The current location information of comparison vehicle and the current location information of disabled vehicle caution board, it is judged that whether fault car is positioned at vehicle On current travel route, if so, send alarm;If it is not, flow process terminates.
According to above-mentioned fault car information warning method of reseptance based on DSRC, wherein: by vehicle event described in speech play Barrier information warning sends alarm.
As it has been described above, the fault car caution system based on DSRC of the present invention and method thereof, have the advantages that
(1) to vehicle driver due to absent minded or be in frazzle, at vile weathers such as night, dense fog or heavy rain Under the conditions of, bend the situation such as block, horizon range is limited and cannot find the situation of danger in time, has carried out effective warning, Thus improve the safety that vehicle travels;
(2) simple in construction, easily operated, low cost.
Accompanying drawing explanation
Fig. 1 is shown as the structural representation of the fault car caution system based on DSRC of the present invention;
Fig. 2 is shown as the flow chart of the fault car information warning sending method based on DSRC of the present invention;
Fig. 3 is shown as the flow chart of the fault car information warning method of reseptance based on DSRC of the present invention;
Element numbers explanation
1 information warning sending module
11 locating modules
12 configuration modules
13 memory modules
14 microprocessors
15 DSRC transmitters
2 information warning receiver modules
21 locating modules
22 DSRC receptors
23 microprocessors
24 alarms
Detailed description of the invention
Below by way of specific instantiation, embodiments of the present invention being described, those skilled in the art can be by disclosed by this specification Content understand other advantages and effect of the present invention easily.The present invention can also be added by the most different detailed description of the invention To implement or application, the every details in this specification can also be based on different viewpoints and application, in the essence without departing from the present invention Various modification or change is carried out under god.
It should be noted that the diagram provided in the present embodiment illustrates the basic conception of the present invention the most in a schematic way, the most graphic In component count, shape and size time only display with relevant assembly in the present invention rather than is implemented according to reality draw, its reality During enforcement, the kenel of each assembly, quantity and ratio can be a kind of random change, and its assembly layout kenel is likely to increasingly complex.
With reference to Fig. 1, the fault car caution system based on DSRC of the present invention includes information warning sending module 1 and warning letter Breath receiver module 2.
Wherein, information warning sending module 1 is placed in disabled vehicle caution board, including locating module 11, configuration module 12, storage Module 13, microprocessor 14 and DSRC transmitter 15.Locating module 11, configuration module 12, memory module 13 and DSRC Transmitter 15 is all connected with microprocessor 14.
Locating module 11 is for receiving the current location information of disabled vehicle caution board, and sends this current location information to micro-process Device 14.In a preferred embodiment of the invention, locating module can use GPS locating module or Big Dipper locating module or GPS/ Big Dipper bimodulus locating module.Wherein GPS locating module is for being integrated with RF radio frequency chip, baseband chip and core CPU, And add associated peripheral circuits and an integrated circuit forming.GPS locating module can all-weather monitoring disabled vehicle police in 24 hours Accuse the real time position of board, in order to grasp the situation of disabled vehicle caution board the most in time.
Configuration module 12, for the fault state according to vehicle, sends the alarm signal corresponding with fault state or releases warning letter Number to microprocessor 14.In the present invention, fault car type include vehicle cast anchor, vehicle collision etc..Correspondingly, warning Signal includes that vehicle casts anchor alarm signal, vehicle collision alarming signal etc..Release alarm signal to be used for informing microprocessor malfunctions Vehicle is got rid of, can stop being sent out fault car information warning.
In a preferred embodiment of the invention, configuration module includes several warning buttons and a closedown button.Wherein, The corresponding a type of alarm signal of each warning button.When there is fault car, trigger the warning corresponding with fault type Button is to send the alarm signal of respective type to microprocessor;When fault car is got rid of, trigger and close button to send releasing Alarm signal is to microprocessor.In another preferred embodiment of the invention, configuration module include input module, by Corresponding word or code is inputted to send alarm signal or to release alarm signal to microprocessor on input module.
Memory module 13 is used for storing dangerous information warning.Dangerous information warning is sent for various types of fault car Information warning.In the present invention, memory module can store several certain types of dangerous information warning, as vehicle casts anchor danger Information warning, vehicle collision danger information warning etc..In a preferred embodiment, dangerous information warning can use voice messaging, Word message etc..
Microprocessor 14 for calling dangerous warning corresponding with this alarm signal in memorizer according to the alarm signal received Information, and the current location information of dangerous information warning with the disabled vehicle caution board received is generated fault car information warning, And send to DSRC transmitter 15.
DSRC transmitter 15 is periodically broadcasted for the fault car information warning sent by microprocessor 14. Generally DSRC transmitter uses corresponding DSRC chip or network interface card, carries out information exchange by antenna with the external world.
Preferably, information warning sending module 1 also includes power module (not shown), for sending for information warning Modules in module 1 is powered.This power supply is accumulator or aneroid battery.
Information warning receiver module 2 is placed on vehicle, including locating module 21, DSRC receptor 22, microprocessor 23 and Alarm 24.
Locating module 21 is for receiving the current location information of vehicle, and sends the current location information of vehicle to microprocessor 23.In one embodiment, locating module uses GPS locating module or Big Dipper locating module or GPS/ Big Dipper bimodulus locating module. Wherein, GPS locating module is for being integrated with RF radio frequency chip, baseband chip and core CPU, and plus associated peripheral circuits One integrated circuit of composition.GPS locating module can the real time position of 24 hours monitoring vehicles of all-weather, in order to the most in time Grasp the position situation of vehicle.
DSRC receptor 22 is used for receiving the current of fault car information warning, acquisition danger information warning and disabled vehicle caution board Positional information, and send it to microprocessor 23.Generally DSRC receptor uses corresponding DSRC chip or network interface card, Information exchange is carried out with the external world by antenna.
Microprocessor 23 is used for the current location information of comparison driving vehicle and the current location information of disabled vehicle caution board, it is judged that therefore Whether barrier vehicle is positioned on the travel route that driving vehicle is current, the most then trigger alarm 24;If it is not, do not process. Wherein, it is judged that criterion is: Current vehicle travel direction is consistent with direction, fault car place or in identical track, and relative distance Time increasingly nearer, then remind, do not remind.
Alarm 24 is for sending alarm signal under the control of microprocessor 23.In a preferred embodiment of the invention, report to the police Device reminds driver to note travelling the vehicle trouble that front occurs with the form of sound and/or light, in order to driver can adopt in time Take corresponding measure.Specifically, alarm can use voice guard, audible-visual annunciator, image-text display etc..At this In another bright preferred embodiment, alarm 24 is speech player, and vehicle trouble information warning is sent to by microprocessor 23 After alarm 24, alarm 24 reminds driver by the way of playing this fault car information warning.
Preferably, information warning receiver module 2 also includes display module (not shown), for showing in real time on map Show the positional information of fault car.When alarm triggers, display module is highlighted the positional information of fault car.Excellent Selection of land, this display screen can use existing vehicle-carrying display screen.
Preferably, information warning receiver module 2 also includes power module (not shown), for receiving for information warning Modules in module 2 is powered.This power supply is accumulator or aneroid battery, or uses USB or other modes with vehicle power even Connect and be powered.
In above-mentioned fault car caution system based on DSRC, when there is fault car, driving vehicle is by vehicle-mounted warning Information receiving module receives the vehicle trouble information warning that the built-in information warning sending module of disabled vehicle caution board sends over, and Whether failure judgement vehicle can cause danger to Current vehicle, the most then send warning, and danger for prompting driver;If it is not, Then ignore this information warning, normal vehicle operation.If fault car is got rid of, by the configuration module in information warning sending module Sending releasing alarm signal extremely microprocessor thereon, this microprocessor then controls DSRC transmitter and stops being sent out disabled vehicle Information warning.
With reference to Fig. 2, the fault car alarm signal sending method based on DSRC of the present invention comprises the following steps:
Step S11, when there is fault car, send the alarm signal representing fault type.
In the present invention, fault car type include vehicle cast anchor, vehicle collision etc..Correspondingly, alarm signal includes vehicle Cast anchor alarm signal, vehicle collision alarming signal etc..Release alarm signal to be used for informing that microprocessor malfunctions vehicle is got rid of, Can stop being sent out fault car information warning.
In a preferred embodiment of the invention, several warning buttons and a closedown button are set.Each warning button pair Should a type of alarm signal.When exist fault car-time, trigger the warning button corresponding to fault type corresponding to send The alarm signal of type is to microprocessor;When fault car is got rid of, trigger and close button to release alarm signal.In the present invention Another preferred embodiment in, a touch screen is set, by input corresponding word or code send alarm signal or Release alarm signal.
Step S12, the current location information of acquisition disabled vehicle warning sign.
Wherein, obtain disabled vehicle by GPS locating module or Big Dipper locating module or GPS/ Big Dipper bimodulus locating module to warn The current location information of board.In one embodiment, GPS locating module is for being integrated with RF radio frequency chip, baseband chip and core CPU, and add associated peripheral circuits and an integrated circuit forming.GPS locating module can all-weather monitoring event in 24 hours The real time position of barrier car warning sign, in order to grasp the situation of disabled vehicle warning sign the most in time.
Step S13, obtain the dangerous information warning corresponding with alarm signal.
Wherein, all corresponding a kind of dangerous information warning of each alarm signal.As alarm signal include vehicle cast anchor alarm signal, Vehicle collision alarming signal etc..Accordingly, dangerous information warning includes that vehicle casts anchor dangerous information warning, and vehicle collision is dangerous Information warning etc..
Step S14, the current location information of dangerous information warning with disabled vehicle caution board is generated fault car information warning.
Step S15, based on DSRC Broadcast Fault Warning for vehicle information.
Wherein, periodically fault car information warning is broadcasted.Generally use corresponding DSRC chip or network interface card, Information exchange is carried out with the external world by antenna.
Preferably, further comprising the steps of: when, after the failture evacuation of fault car, sending and release alarm signal, event of going off the air Barrier Warning for vehicle information.
With reference to Fig. 3, the fault car alarm signal method of reseptance based on DSRC of the present invention comprises the following steps:
Step S21, based on DSRC receive fault car information warning.
Wherein, vehicle trouble information warning includes dangerous information warning and the current location information of disabled vehicle caution board, informs driving Which kind of fault where person's fault car there occurs, in order to driver takes appropriate measures the various danger avoiding being likely to occur Situation.Generally use corresponding DSRC chip or network interface card, carry out information exchange by antenna with the external world.
Step S22, the current location information of acquisition vehicle.
Wherein, the current of vehicle is obtained by GPS locating module or Big Dipper locating module or GPS/ Big Dipper bimodulus locating module Positional information.In one embodiment, GPS locating module for being integrated with RF radio frequency chip, baseband chip and core CPU, and The integrated circuit formed plus associated peripheral circuits.GPS locating module can 24 hours monitoring vehicles of all-weather real-time Position, in order to grasp the situation of vehicle the most in time.
Step S23, the current location information of comparison vehicle and the current location information of disabled vehicle caution board, it is judged that fault car is No it is positioned on the travel route that vehicle is current, the most then proceeds to step S24;If it is not, flow process terminates.
Wherein, it is judged that criterion is: Current vehicle travel direction is consistent with direction, fault car place or in identical track, and relatively When distance is increasingly nearer, then reminds, do not remind.
Step S24, send alarm.
In a preferred embodiment of the invention, send alarm with the form of sound, light or word, to remind driver to note Travel the vehicle trouble that front sends such that it is able to take appropriate measures in time.Specifically, the alarm sent is reception The fault car information warning arrived, specifically includes current location and the fault category of fault car.By this vehicle event of speech play Barrier information reminds driver to note.
In sum, the fault car caution system based on DSRC of the present invention and method thereof to vehicle driver due to attention Do not concentrate or be in frazzle, under the severe weather conditions such as night, dense fog or heavy rain, bend situation, the sighting distance model such as block Enclose limited and the situation of danger cannot be found in time, carried out effective warning, improve the safety that vehicle travels;And structure Simply, easily operated, low cost.So, the present invention effectively overcomes various shortcoming of the prior art and has high industrial profit By value.
The principle of above-described embodiment only illustrative present invention and effect thereof, not for limiting the present invention.Any it is familiar with this skill Above-described embodiment all can be modified under the spirit and the scope of the present invention or change by the personage of art.Therefore, such as All that in art, tool usually intellectual is completed under without departing from disclosed spirit and technological thought etc. Effect is modified or changes, and must be contained by the claim of the present invention.

Claims (4)

1. a fault car caution system based on DSRC, it is characterised in that include that information warning sending module and information warning connect Receive module;
Described information warning sending module is placed in disabled vehicle caution board, including the first locating module, configuration module, storage mould Block, first microprocessor and DSRC transmitter;
Described first locating module is for receiving the current location information of disabled vehicle caution board, and is sent by this current location information To described first microprocessor;
Described configuration module, for the fault state according to vehicle, sends the alarm signal corresponding with fault state or releases alert Show that signal is to described first microprocessor;
Described memory module is used for storing dangerous information warning;
Described first microprocessor is for obtaining corresponding with this alarm signal according to the alarm signal received from memorizer Dangerous information warning, and the current location information of dangerous information warning and the disabled vehicle caution board received is generated vehicle therefore Barrier information warning, retransmits to DSRC transmitter;
Described DSRC transmitter is broadcasted for the vehicle trouble information warning sent by described first microprocessor;
Described information warning receiver module is placed on vehicle, including the second locating module, DSRC receptor, the second microprocessor And alarm;
Described second locating module is for receiving the current location information of vehicle, and sends the current location information of vehicle to institute State the second microprocessor;
Described DSRC receptor is used for receiving vehicle trouble information warning, acquisition danger information warning and disabled vehicle caution board Current location information, and send it to described second microprocessor;
Described second microprocessor current location information for comparison vehicle and the current location information of disabled vehicle caution board, sentence Whether disconnected fault car is positioned on the travel route that vehicle is current, the most then trigger alarm;If it is not, do not process;
Described alarm is for sending alarm signal under the control of described second microprocessor;
Described configuration module include several warning buttons and one close button, described warning button for trigger after send with The alarm signal that fault state is corresponding, described closedown button sends after triggering and releases alarm signal.
Fault car caution system based on DSRC the most according to claim 1, it is characterised in that: described configuration module is wrapped Include input module, send alarm signal by input word or code or release alarm signal.
Fault car caution system based on DSRC the most according to claim 1, it is characterised in that: described information warning sends Module and described information warning receiver module all include power module.
4. a fault car information warning dispensing device based on DSRC, it is characterised in that: this device is placed in disabled vehicle caution board, Including locating module, configuration module, memory module, microprocessor and DSRC transmitter;
Described locating module is for receiving the current location information of disabled vehicle caution board, and sends this current location information to institute State microprocessor;
Described configuration module for according to the fault state of vehicle, send after triggering the alarm signal corresponding with fault state or Release alarm signal to described microprocessor;
Described memory module is used for storing dangerous information warning;
Described microprocessor is for obtaining the danger corresponding with this alarm signal according to the alarm signal received from memorizer Danger information warning, generates fault car by the current location information of described dangerous information warning with the disabled vehicle caution board received Information warning also sends to DSRC transmitter;
Described DSRC transmitter is broadcasted for the fault car information warning sent by described microprocessor;
Described configuration module include several warning buttons and one close button, described warning button for trigger after send with The alarm signal that fault state is corresponding, described closedown button sends after triggering and releases alarm signal.
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