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
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• 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
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HacksonCarssofar
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SACON 2017
SACON 2017
SACON 2017
Almosthalfthe89,000vehiclesbrokenintoinLondonlastyearwerehacked.
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