sacon - connected cars (aditya kakrania)

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SACON SACON International 2017 Speaker Name Company Designation Twitter Handle India | Bangalore | November 10 – 11 | Hotel Lalit Ashok

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SACON

SACONInternational2017

SpeakerNameCompany

DesignationTwitterHandle

India|Bangalore|November10– 11|HotelLalit Ashok

SACON 2017

IncreasingTechnologyinVehicles

SACON 2017

BasicsofCars

SACON 2017

E.C.U.s(ElectronicControlUnit) useamicroprocessorwhichcanprocesstheinputsfromtheenginesensorsinreal-time.ECUisagenerictermforawiderangeofdevices.Ex:ABS,EngineManagementControl• ECU’sconsistofahardwarecomponentandsoftwarecomponent(Firmware).Itusesclosed-loopcontrol,acontrolschemethatmonitorsoutputsofasystemtocontroltheinputstoasystem.ECUgathersdatafrommultiplesensorslocatedallaroundthecarandperformsmillionsofcalculationsandtakesdecisionsbasedonthecalculations.

E.C.Us– ElectronicControlUnit

SACON 2017

• Electronic/engineControlModule(ECM): isatypeofelectroniccontrolunitthatcontrolsaseriesofactuatorsonaninternalcombustionenginetoensureoptimalengineperformance.• TransmissionControlModule(TCM): devicethatcontrolsmodernelectronicautomatictransmissionstocalculatehowandwhentochangegears.• Anti-LockBrakingsystem(ABS): automobilesafetysystemthatpreventsthewheelsfromlockingupandavoidinguncontrolledskiddingbasedonthedriverinputswhilebraking.• SpeedControlUnit(SPU): asystemthatautomaticallycontrolsthespeedofthevehicle.Usedincruisecontrols.• TelematicControlUnit(TCU): Aglobalpositioningsystem(GPS)unit,tokeeptrackofthelatitudeandlongitudevaluesofthevehicleandanexternalinterfaceformobilecommunication(GSM,GPRS,Wi-Fi,WiMax,orLTE),whichprovidesthetrackedvaluestoacentralizedgeographicalinformationsystem(GIS)databaseserver

TypesofECUs

SACON 2017

• CANprotocolisamethodofcommunicationbetweenvariouselectronicdeviceslikeenginemanagementsystems,activesuspension,ABS,gearcontrol,lightingcontrol,airconditioning,airbags,centrallockingetc embeddedinanautomobile

ControlledAreaNetworkorCANProtocol

SACON 2017

TheControllerAreaNetwork(CAN,alsoknownasCANBus)isavehiclebusstandarddesignedtoallowelectroniccontrolunitsanddevicestocommunicatewitheachother.CANisapeer-to-peernetwork.ThereisnomasterthatcontrolswhenindividualnodeshaveaccesstoreadandwritedataontheCANbus.WhenaCANnodeisreadytotransmitdata,itcheckstoseeifthebusisbusyandthensimplywritesaCANframeontothenetwork.CANframesthataretransmittedusearbitrationIDthatisuniquetoeachframeinsteadofaddressesofeitherthetransmittingnodeorthereceivingnode(s).

CANBus

SACON 2017

ShortforOn-Boarddiagnostics.Anelectronicsystemthatprovidesvehicleself-diagnosisandreportingcapabilitiesforrepairtechnicianstoaccesssubsysteminformationforthepurposeofperformancemonitoringandrepair.• OBDIIprovidesaccesstostatusinformationaboutthefollowing:

• Real-timeparameters:RPM,speed,pedalposition,sparkadvance,airflowrate,coolanttemperature,etc.

• Statusof“CheckEngine”light.• Emissionreadinessstatus.• Freezeframe:a“snapshot”ofparametersatthetimeatroubleeventhasoccurred.• Diagnostictroublecodes(DTCs).• Oxygensensortestresults• VehicleIdentificationNumber(VIN)

OBD– On-BoardDiagnostics

SACON 2017

Connectedcars arethosethathaveaccesstotheInternetandavarietyofsensors,andthatarethusabletosendandreceivesignals,sensethephysicalenvironmentaroundthem,andinteractwithothervehiclesorentities.

ConnectedCars

SACON 2017

• MultipleSensors- Sensorsfordifferentfunctionalitiesoffered.• VehicleDistanceSensor• Insidedoorlock/unlock• GPSSensor

• MultipleECU’s- ElectronicControlUnitstalkedaboutitbrieflyinthebasicsofcarssection.• Connectivitynetworks- V2X,LTE

• V2X - Vehicle–to-VehicleCommunications• LTE:WithupcominghighspeedbroadbandnetworksitwillbepossibleforCarscanbeconnectedtothe

internetprovidingalotoffeatures.• OBD- II→talkedaboutitbrieflyinthebasicsofcarssection.• HardwareAutomotiveendComponents- Steering,TractionControl,ABS• ConnectedCarGateway:theentrypointforacartocommunicatetotheexternalworld.UsuallyviaConnectivitynetworks

• RemoteCloudServers: ServersoftheManufacturerorauthorized3rdpartycollectthedatageneratedbytheSensorsembeddedincarsandcanusethisdatatoprovidefunctionalitysuchasCrashNotification,StolenvehicletrackingandRoadSideAssistance

• ApplicationonSmartphone:MobileAppswhichallowscustomerstointeractwiththecar.Ex:BMWConnectedAPP

ComponentsofConnectedCars

SACON 2017

ConnectedCarArchitecture

SACON 2017

• AdvancedDiagnostics:Carsensorscollectalotofdatainrealtime.ThesedatacanbesharedwithManufacturesandvehicledealerstoidentifypotentialissueswiththecarandpreventaccidentsandcarfailuresfromhappening.• Telematics:Sensorscanprovidesufficientdatatokeepdriversandpassengerssafeineventofemergencies,automaticcrashnotification,roadsideassistanceandvehicletracking.• GPSTracking:GPStrackingcanbeusedforrealtimemonitoringforcarortruckfleets.• RemoteServices:Useyourmobiledevicetolocatecarinparking,unlockcarremotely,remotelywarmupordecreasethetemperatureofthecar. Ex:https://secure.bmw.com/com/en/insights/technology/connecteddrive/2013/services_apps/remote_services.html• ConnectedMediaandInfotainment:Usethenetworksdolistentomusic,watchvideosorstreammusiconthego.• VehicleUpdates:Updatethevehiclefirmwareandsoftwareremotely.

Whatcanconnectedcarsdo

SACON 2017

• Parkingassistance:includemultiplesensorsontheforwardandrearbumperswhichdetectobstacles,allowingthevehicletosoundwarningsandcalculateoptimumsteeringanglesduringregularparking• SmartphoneInterface,AndroidautoandApplePlay:Connectyoursmartphonetoyourcarinordertohaveeasyaccesstomaps,messages,musicandmore.Thesesystemsaimtoreplacetheinfotainmentsystemsofthecar.Userscanunlocktheircars,checkthestatusofbatteriesonelectriccars,findthelocationofthecar,orremotelyactivatetheclimatecontrolsystem• Autopilot:Multiplesensorsplacedallroundthecar,whichhelpthecarunderstandtheenvironmentandmakedecisiononwhatactionshavetobeperformed.• FatigueDetection:includemultiplesensorswhichmonitorthesteeringpattern,lanemonitoringandanalyzethedrivingbehaviorandifnecessaryadvisesthedrivertorest.

AdvancedFeaturesofModernCars

SACON 2017

HacksonCarssofar

SACON 2017

SACON 2017

SACON 2017

SACON 2017

Almosthalfthe89,000vehiclesbrokenintoinLondonlastyearwerehacked.