CN102590892B - A kind of for collecting and provide the system of ambient weather situation - Google Patents
A kind of for collecting and provide the system of ambient weather situation Download PDFInfo
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- CN102590892B CN102590892B CN201110414988.2A CN201110414988A CN102590892B CN 102590892 B CN102590892 B CN 102590892B CN 201110414988 A CN201110414988 A CN 201110414988A CN 102590892 B CN102590892 B CN 102590892B
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Abstract
A kind of for providing the system of weather condition to include and the server of weather data offer communication for service.This server includes the intermediate equipment application operationally processing weather data request.This system also comprises GPS module and operationally adjusts at least one the parts control system of at least one parameter being associated with at least one vehicle component.Finally, this illustrative system includes and GPS module, at least one parts control system and the vehicle computer system of server communication.In response to the request of data from parts control system, vehicle computer system transmission include the gps data of request of data to server, and vehicle computer system responsively receives the data of the request from server.The data of vehicle computer system relay reception are to the parts control system asking described data.
Description
Technical field
The present invention relates to a kind of system for providing weather condition.
Background technology
Modern automotive can be provided with multiple vehicle-mounted weather condition sensor.These can include but not limited to temperature
Degree sensor, rain sensor, barometer etc..Weather data can be collected, from the output of these sensors at vehicle location
Vehicle computer system can be fed back to adjust vehicle component and setting.
Weather condition can affect multiple Vehicular system.At basic layer, rainwater or snow so that drive and become dangerous.
Therefore, if rain or snow cover sensor detect, vehicle can start traction control, and full wheel or four-wheel drive to carry automatically
For safer driving experience.Similarly, the monitoring of rain can cause the automatically actuated triggering of such as wiper.
But, vehicle sensors may be limited to its ability.Being the most all at the volley due to vehicle, sensor is received
The data of collection are actually associated with the situation of previous trip point.This may also make some measurement (such as humidity) become difficulty,
Unless humidity can from the air of the vehicle periphery of movement transient measurement.
Summary of the invention
In an illustrative example, for collecting and providing the system of ambient weather situation to comprise and at least one sky
The server of gas serving data connection.Illustrative server in present embodiment include one or more operationally
Receive and process the middleware application of weather data request.
Illustrative above system also comprises the GPS module operationally confirming vehicle GPS coordinate.System also comprises at least
One parts control system, operationally adjusts at least one parameter being associated with at least one parts of vehicle.Finally, say
The system of bright property comprises and GPS module, at least one parts control system and the vehicle computer system of server communication.
In this illustrative embodiment, in response to the request of data from parts control system, vehicle calculates
Machine system transfers gps data is to server.Illustrative request also comprises request of data, and vehicle computer system is responsively
Receive the data of request from server, server be at least partially based on from vehicle computer system gps data
Have collected the data that service is provided from least one weather data.
Further, in this illustrative example, vehicle computer system controls to the parts asking these data
The data that System relays receives.
In second illustrative example, a kind of method that computer adjusted for vehicle component performs comprises logical
Cross the GPS module communicated with vehicle computer system and confirm vehicle GPS coordinate.This illustrative method also includes in response to predetermined
Situation from vehicle component control system ask weather data.In this illustrative embodiment, request is transmitted to car
Computer system.
This illustrative method farther includes from vehicle computer system relay request and gps coordinate to remote service
Device.This request also includes the weather data receiving the request in vehicle computer system in response to the request of relaying.Further,
In this illustrative embodiment, the method includes the data received in vehicle computer system are sent to vehicle component
Control system.Finally, this illustrative method includes by vehicle component control system and in response to from vehicle computer system
System sends to vehicle component control system data point reuse vehicle component control system control parts at least one
Individual parameter.
In the 3rd illustrative embodiment, computer-readable storage media storage instructs, when performing this instruction
Time, vehicle computer system can be caused to perform to include that the request in response to the weather data from vehicle component control system is true
Determine request data whether can step.Illustrative step also includes, according to the availability of data, for the data of demand to far
Journey server transmits request, and this request includes the GPS location of vehicle.
Illustrative step farther includes to receive the response to weather data request from remote server.Finally, explanation
The step of property includes to the response of weather data request, this is relayed to vehicle component control system.
According to another aspect of the present invention, it is provided that the method bag that a kind of computer adjusted for vehicle component performs
Include:
Vehicle GPS coordinate is determined by the GPS module communicated with vehicle computer system；
Sending request weather data in response to predetermined situation from vehicle component control system, described request is transferred into
Vehicle computer system,
Described request is relayed with described gps coordinate to remote server from vehicle computer system；
The request of response relaying, receives the weather data of described request in vehicle computer system；
The data of the reception in vehicle computer system are sent to vehicle component control system；And
It is sent to vehicle component by vehicle component control system and in response to from vehicle computer control system
At least one parameter of the vehicle component that the data point reuse of control system is controlled by vehicle component control system.
According to one embodiment of present invention, wherein data are temperature data.
According to one embodiment of present invention, wherein data are humidity data.
According to one embodiment of present invention, wherein data are rainfall product data.
According to one embodiment of present invention, wherein data are air speed data.
According to one embodiment of present invention, wherein data are wind and cold degrees of data.
Accompanying drawing explanation
Fig. 1 shows the exemplary frame topological diagram of computer system based on vehicle.
Fig. 2 shows data collection and the illustrative example of distribution network.
Fig. 3 shows the illustrative example that vehicle computer system is mutual with vehicle control system and telecommunication network.
Fig. 4 shows the illustrated examples of Information Collection System；
Fig. 5 A and 5B shows the exemplary method of the data configuration Vehicular system using long range acquisition.
Detailed description of the invention
Fig. 1 shows the exemplary frame topological diagram of computer system 1 (VCS) based on vehicle 31.This based on vehicle
The example of computer system 1 be the SYNC system that Ford Motor Company manufactures.It is configured with computer system based on vehicle
Vehicle can comprise the visual front-end interface 4 being positioned at vehicle.User can also be mutual by touch screen (if being provided with) with interface.
In another illustrative embodiment, alternately by button press, voice, phonetic synthesis etc. is carried out.
In illustrative embodiment as shown in Figure 1, processor (CPU) 3 controls department of computer science based on vehicle
At least part of operation of system.The processor provided in vehicle achieves vehicle-mounted (onboard) of instruction and program and processes.Enter one
Step, processor is all connected with volatile memory 5 and permanent memory 7.At this in illustrative embodiment, non-forever
For random access memory (RAM), permanent memory is hard disk drive (HDD) or flash memory to property memorizer 5 for a long time.
Multiple different inputs allowing user mutual from processor can also be provided to processor.In this illustrative enforcement
In mode, it is provided that mike 29, complementary input 25 (for input 33), USB input 23, GPS input 24 and bluetooth input 15.
Additionally provide input selector 51 to allow user to switch between multiple inputs.Before being transferred to processor, to Mike
The transducer 27 that enters through of wind and subconnector is transformed into digital signal from analogue signal.
Output to system can be including but not limited to visual display unit 4 and speaker 13 or stereophonic sound system.Raise one's voice
Device is connected to amplifier 11 and accepts its signal from processor 3 by digital to analog converter 9.Can also be respectively along 19
Export to remote Bluetooth device (such as PND54) or USB device (such as apparatus for vehicle navigation with bidirectional traffic shown in 21
60)。
In an illustrative embodiment, system 1 uses the peripatetic device 53 of bluetooth transceiver 15 and user (such as
Mobile phone, smart mobile phone, PDA or other there is the equipment that wireless remote network connects) communicate 17.Peripatetic device can be by subsequently
Network 61 outside with vehicle 31 communicates 59, such as can be by the communication 55 with cell tower 57.At other embodiments
In, tower 57 can be WiFi access point.
Example communication between peripatetic device and bluetooth transceiver is represented by signal 14.
Can be by button 52 or similar input instruction peripatetic device 53 and the pairing of bluetooth transceiver 15.Accordingly
Ground, bluetooth transceiver vehicle-mounted for instruction CPU can match with the bluetooth transceiver in peripatetic device.
May utilize data plan (data-plan), the sound load data (dataover being such as associated with peripatetic device 53
Or dual-tone multifrequency (DTMF) tone transmits data between CPU3 and network 61 voice).Alternatively, it may be desirable to comprise tool
There is the vehicle-mounted modem 63 of antenna 18 to be transmitted by voice band (voice band) between CPU3 and network 61
16 data.Network 61 outside peripatetic device 53 can be used for vehicle 31 communicates 59, such as by the communication with cell tower 57
55.In certain embodiments, modem 63 can set up the communication 20 with tower 57 to communicate with network 61.As unrestriced
Embodiment, modem 63 can be USB cellular modem and communication 20 can be cellular communication.
In an illustrative embodiment, comprise the operating system of the API communicated with modem application software
It is provided to processor.Modem application software can enter the flush bonding module of bluetooth transceiver or firmware to complete
Radio communication with remote bluetooth transceiver (such as can find in peripatetic device).
In another embodiment, peripatetic device 53 comprises the modem of voice band or broadband data communication.
In sound carries the embodiment of data, when during transmitting data, equipment is spoken by the owner of peripatetic device, can perform
Know the technology for frequency division multiplexing.At All Other Times, when owner is not at the equipment of use, data transmission can use whole bandwidth
(being 300Hz to 3.4kHz in one example).
If user has the data plan associated with peripatetic device, data plan can allow broadband transmission and system permissible
Use broader bandwidth (accelerating data transmission).In further embodiment, peripatetic device 53 is installed on vehicle 31
Mobile communication equipment (not shown) substitutes.In further embodiment, ND53 can be WLAN (LAN) device, its
Such as 802.11g network (i.e. WiFi) or WiMax network communication can be passed through.
In one embodiment, enter data can by sound load data or data plan and via peripatetic device,
The internal processor 3 of vehicle is entered through vehicle-mounted bluetooth transceiver.When some ephemeral data, such as, data can
Be stored in HDD or other storage medium 7 in until data are no longer necessary to when.
Extra can be mutual with vehicle resource include having such as USB and be connected 56 and/or the personal navigation of antenna 58
Device 54, or there is USB62 or other vehicle navigation apparatus 60 connected, vehicle-mounted GPS apparatus 24 or have with network 61
The long range aid to navigation system (not shown) connected.
Further, CPU can communicate with other auxiliary device 65 multiple.These devices can pass through wireless 67 or have
Line 69 connects.Additionally or alternatively, that such as WiFi transceiver 71 can be utilized to be connected to is based on vehicle without circuit for CPU
By device 73.This can allow CPU to be connected to the telecommunication network within the scope of local router 73.Auxiliary equipment 65 can be wrapped
Include but be not limited to personal media player, wireless health device, portable computer etc..
The information of the digital content increased, the computer function of enhancing and diffusion connect (by the sensor improved, GPS,
Road and traffic information system, wireless communication portal, vehicle-to-vehicle communication etc.) can be used to significantly impact motor vehicles control and
Diagnosis policy.
One aspect of increase vehicle connectivity is to increase the availability of the entrance of environment and traffic information, such as but does not limits
In, ambient temperature, ambient pressure, humidity, dark degree, visibility, ceiling, rainfall, rain droplet size, wind speed, wind direction etc..This
A little information can be obtained by such as remote resource (such as providing the server of Weather information).
In the illustrative example of shown in Fig. 2, information can be by wireless or wired connection from Internet streaming
To vehicle.Vehicle 201,203, the vehicle computer system in 205 can receive in response to the information that request is comprehensive or concrete
Information from telecommunication network 200.
These information can be relayed by such as (but not limited to) home PC 213 and by storage dish 207 or wireless
Network 211 is forwarded.Wireless network can directly be connected with vehicle, or by remote wireless device (such as mobile phone or
PDA209) it is connected with vehicle.
Subsequently vehicle computer system can relay to one or more vehicle component for wagon control or drive
The information of the person's of sailing informational function.Owing to data can be collected from multiple independent resources by telecommunication network, can reach to contribute to
Carry out confirming and providing the redundancy of further levels of precision for gather information.
By combination at such as vehicle alignment data server 217 from one or more weather service 221, geography
Information service 223 and the data of weather information service 225, it is possible to obtain the comprehensive picture of ambient weather situation.These data are also
(in the present embodiment, vehicle service supplier 219 can be combined to safeguard data base calibration server with the map datum 215 merged
And map server) merge.This may result in unified road conditions figure, summary weather map, vehicle location, climograph, weather station
The map of some position etc..The synchrodata (or weather data of simple combination) formed can be delivered to vehicle computer
System is further to be used or to be processed.
In an illustrative embodiment, the weather condition data of entrance passes through Vehicle Cotrnol Area Network (CAN)
Bus (or network) relays to multiple Vehicular system.By entrance data are positioned over CAN network, multiple Vehicular systems are permissible
Access data on demand.The most therefore new data can be integrated using by vehicle control system.This without reconfiguring or
Person designs any circuit (such as, to receive new sensor) and allow for the dynamic increase of new signal and data.
It addition, in this embodiment, detection is for determining that the sensor of the data of weather condition is not by external data
Impact with the pressure that vehicle itself produces.This may help to collect data and becomes more reliable.
Further, numerous types of data uses onboard sensor to measure reality by utilizing in vehicle.
Such as, will be determined and likely be affected environment to external world by car speed and front line direction due to the air stream of vehicle periphery
Perception (unless vehicle is kept totally stationary), thus wind speed and direction almost be difficult to measure.Can be newly measured additionally
Data type include but not limited to cloud amount, windchill factor, relative humidity, dew point, rainfall, rain droplet size and pavement temperature
Deng.
Certainly, in the model that this is exemplary, sensor is not on vehicle position (unless vehicle is by chance from biography
Pass below sensor), thus some data being added at vehicle location may be needed.Data point available in one region
Measuring the most, inference may be simpler.If vehicle is additionally provided with some sensor, vehicle perception data and the conjunction of network data
And use can produce higher degree of accuracy.
Data substantially with space (earth surface) mode interpolation and can be inferred in time mode.Also have with space
The situation that mode is inferred.These may relate to forecasting model, analogue technique, persistence forecast, weather forecast, nowcasting technology
Deng use.Vertical air stability model can also be used for inferring the surface data to vehicle altitude height.
Finally, vehicle may be fitted with vehicle-mounted navigation system and (or has the GPS communicated with vehicle computer and set
Standby).Using the path that will travel of planning, ambient weather data can be used for predicting the ambient conditions along vehicle route
Change and actively activate some Vehicular system with predictably (contrary with reactivity).Such as but not limited to, vehicle computer
System can be predicted and may form the situation of ice crystal in vehicle windscreen and swash before vehicle enters this path sections
Live automatic defrosting mechanism, thus prevents the formation (rather than the formation activation system reactively in response to ice) of ice.
Fig. 3 shows the embodiment that vehicle computer system is mutual with telecommunication network 303 and various vehicle control system.
In this illustrative embodiment, intermediate equipment (such as in vehicle computer system run) from telecommunication network 303
The Wireless Transmitter 307 being connected receives data.
At 309, vehicle computer system transmits information by intermediate equipment 301 to Vehicular system plug-in card program.Since then,
Information can be transferred to multiple Vehicular system, and it includes but not limited to, power train control module (PCM) 311, routing engine
313, instrumental panel 315 and Intelligent wiring box 317.Extra model can include but not limited to weather control module, traction control,
Brake, turns to, car body control module etc..
Fig. 4 shows the illustrative embodiment of Information Collection System.This Information Collection System includes remote data source, car
GPS location determines sensor and P/T module.In this embodiment, vehicle sensing is such as not limited to GPS location 403 and obtains car
Position, height above sea level, speed, direction, acceleration, the time, signal intensity, HDOP, VDOP, signal to noise ratio etc. and this information is existed
Transmit and be changed into P/T module and the acceptable unit of weather module by GPS module 405 before intermediate server 401.
Once the data from GPS sensor are received at intermediate server, will be relayed to P/T module 413 and weather
Control module 407.Utilize the GPS location of vehicle, weather control module 407 can obtain (or deduction) from weather service
The data of 409.These data can include but not limited to the relative humidity at vehicle location, atmospheric pressure and ambient temperature.This
A little data can be relayed to intermediate server 401.
Weather module can also carry out middle task and relative humidity is such as converted into humidity ratio and data are carried out form
Change.Format data and can relay to P/T module by intermediate server 401.
In P/T module, the weather data from weather module of reception can be with the elevation data from GPS module received
Combination and this information can be transferred to vehicle CAN bus (or network) 411.Once data are in CAN network, vehicle control
System processed such as PCM415 can obtain data for controlling various Vehicular systems.
P/T module can continue in whole vehicle travel process and announce weather data.Just it has been observed that along rule
Draw path future position data can be transmitted by this way, and by PCM (or other system) for predictably
Adjust the setting of Vehicular system.
Be collected and provided to by this way the data of vehicle can open the analysis of brand-new Vehicular system and setting with
Control field.Weather condition can affect Vehicular system with countless ways, and supposes that the existing vehicle in a lot of vehicles passes
Under the ability of sensor, these situations due to the operating cost in inefficient system by simple process.By providing accurately
, it was predicted that and the more data that extend, Vehicular system can accurately be adjusted to improve operational circumstances, part life, fuel oil
Efficiency and drive safety.
As non-limiting embodiment, the humidity in vehicle system control environment uses and can be detected.At present, exist
Vehicle utilize onboard sensor measure humidity the most common.Humidity can be accurately measured with low time delay, but can
What and it is desirable that what puzzlement can there is reality measurement is.Such as, humidity ratio, relative humidity, dew point, wet/dry bulb
Measure the actual different measuring relating to different Atmospheric Characteristics, and another possibility is that coarse from a generation.Additionally
Problem to be through dynamical system humidity the most different, may not be clear so sensor should be placed in where.Further, car
Sensor may be lost efficacy by cost control in service.Vehicle environmental is the severeest, such as, have vibration, and unstable is dynamic
Power, harsh chemical substance etc..Therefore virtual-sensor contributes to controlling warranty costs and possible inefficacy.
But, humidity be the maximum degree of accuracy noise factor affecting hot line (hot-wire) air mass flow sensor it
One, because it has impact on thermal conductivity, specific heat, air molecule viscosity (it has impact between air stream and the electric current passing through hot line
Relation).Humidity can also is that the significant impact factor of ammoniacal sensor, and it has been proposed to be used in examines at vehicle-mounted (on-board)
Break and carbamide measure control in Diesel engine.
Humidity also changes the oxygen concentration in fresh air.Oxygen concentration in standard atmosphere is at some emission sensor (such as
Oxygen sensor conventional in modern vehicle) voltage characteristic adjust during be assumed to be.
Humidity has an effect on burning, particularly MBT spark timing and edge spark timing.Therefore, if humidity is known,
Can be by improving fuel economy closer to MBT spark timing running engine in the case of there is not pinking.
It addition, when combining with ambient air temperature, humidity aids in determining whether the exhaust gas recirculatioon gas of the EGR of cooling
Dew point.The perception of humidity can provide robustness, the improvement of fuel consumption and emission.Can be by such as but not limited to environment
Temperature, ambient pressure, cloud amount, visibility, ceiling, rainfall, raindrop size, wind speed, the perception of wind direction etc. and obtain further
Advantage and improvement.
Fig. 5 A and 5B shows and utilizes the ambient condition data of long range acquisition to configure the exemplary program of Vehicular system.
At this in illustrative program, at 501, vehicle computer system receives the concrete number from vehicle control system (such as PCM)
According to request.Owing to some data both can also obtain, subsequently 503 from vehicle-mounted sensor from previous request
Place's systems inspection sees whether data can be used in vehicle.As if it does, these data are provided to the computer system asked.
If data are unavailable, at 507, vehicle computer system sends a request to off-board (offboard) sensing
Device or sensor.As it was previously stated, this request can be transmitted through intermediate equipment and/or remote server.
In addition to the request, at 509, vehicle computer system sends the coordinate of vehicle to choose suitable sensor.?
At 511, the data of request subsequently by vehicle receiver and relay at 513 ask vehicle control system.
Fig. 5 B shows the exemplary program utilizing off-board sensing data to adjust vehicle control system.Say at this
In the embodiment of bright property, the ambient condition data that vehicle control system request is relevant at 521.Which these data are potentially based on
Vehicle control system changes in request data.At 523, this vehicle control system receives request data and utilizes at 525
Whether the parameter of one or more parts of data check of request is optimal relative to data.If there is can with should
This inefficiency being repaired, data that are based on request and that receive at 527, vehicle control system correspondingly adjusts parts.
Otherwise, at 529, control system would sit idle for until needing another to ask.System can simply periodically send request,
Request etc. is sent based on detection case.
Although have been illustrated with multiple example and illustrative embodiment at this, these be only used for show embodiment and not
It is to limit the scope of the present invention.On the contrary, the present invention is only limited by the scope of following claims protection.
Claims (6)
1. for collecting and provide a system for ambient weather situation, including:
The server communicated with at least one weather data supply service, and described server comprises for receiving and processing sky
One or more intermediate equipments application of gas request of data；
GPS module, is used for determining vehicle GPS coordinate；
Power train control module, for adjust the setting of Vehicular system with improve operational circumstances, part life, fuel efficiency or
Drive safety；And
The vehicle computer system communicated with described GPS module, described power train control module and described server, its
In,
In response to the weather data request from described power train control module, described vehicle computer system by gps data with
Weather data request is sent to described server in the lump, and receives the sky destiny of the request from described server responsively
Have been at being based partially on according to, described server the described gps data that transmits from described vehicle computer system from described to
Few weather data supply service collection weather data, wherein,
The weather data of described vehicle computer system relay reception extremely asks the described power train control module of weather data, with
Used in adjusting the arranging of Vehicular system responsively by described power train control module.
System the most according to claim 1, wherein, described weather data is temperature data.
System the most according to claim 1, wherein, described weather data is humidity data.
System the most according to claim 1, wherein, described weather data is rainfall product data.
System the most according to claim 1, wherein, described weather data is air speed data.
System the most according to claim 1, wherein, described weather data is wind and cold degrees of data.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/972,981 US9915755B2 (en) | 2010-12-20 | 2010-12-20 | Virtual ambient weather condition sensing |
| US12/972,981 | 2010-12-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102590892A CN102590892A (en) | 2012-07-18 |
| CN102590892B true CN102590892B (en) | 2016-12-14 |
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| CN101303800A (en) * | 2008-07-02 | 2008-11-12 | 苏州莱迪斯特电子有限公司 | Intelligent traffic information system and processing method thereof |
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| CN1481512A (en) * | 2000-12-15 | 2004-03-10 | Ŭ���Ƽ�����˾ | Location-based weather nowcast system and method |
| CN1657880A (en) * | 2004-02-20 | 2005-08-24 | 哈曼贝克自动系统股份有限公司 | Apparatus and method for providing environmental parameter data and determining weather information |
| CN101799983A (en) * | 2004-11-12 | 2010-08-11 | 爱信艾达株式会社 | Information collection system and information collection method |
| CN101303800A (en) * | 2008-07-02 | 2008-11-12 | 苏州莱迪斯特电子有限公司 | Intelligent traffic information system and processing method thereof |
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