宝马：2021年宝马EE架构从以车为中心到以人为中心（英文版）（15页）.pdf

1、FROM VEHICLE CENTRIC TO PEOPLE CENTRICHOW THIS TREND IS CHANGING VEHICLES E/E ARCHITECTURESG.Smethurst,BMW Research03.11.2021Seite 2Thema|Abteilung|DatumSINCE THE FIRST ETHERNET&IPAUTOMOTIVE TECHNOLOGY IN 2011 THE WORLD CHANGED WHAT ABOUT E/E ARCHITECTURES?E/E in 2011 Transition phase from applicati

2、on-specific bus to domain architecture Focus on:Processing power,Infotainment,connectivity to CE-devices and to the cloud 10 Mio lines of codes Increased number of SOPs per yearE/E in 2021 Maturity of domain architecture Powerful Integration platforms Ethernet and legacy coexist Focus on:diversity o

3、f powertrains,automated driving Deep integration of CE in the vehicle Data analytics Remote-SW-Update.100Mio lines of code Many SOPs per yearSeite 3Thema|Abteilung|DatumTHE TRANSITION FROM DOMAIN TO ZONAL ARCHITECTURES:A ROBUST AND POWERFUL NETWORK IS KEY FOR MODERN CARSDomain ECUs(Cockpit,Body,PT,A

4、DAS)Transition to a Zonal ArchitectureDifferent bus technologies connected through gateways.High maintenance before and after the SOP.Zonal enables increased wiring harness modularity and places new needs on communication.Scalability of Ethernet Switches reduce the effort for gateways development an

5、d maintenance.SOA-SOME/IP and PDU Tunneling as main communication concepts over Ethernet.Scaling of the Ethernet Network with 10BASET1S.Improved network performance with MACSec.EthernetLegacy SerDesCloud:SW Update,backend processingPOSIXASIL=BOSEKASIL-BOSEKASIL-DSafe POSIXASIL DPOSIXASIL=BOSEKASIL D

6、Safe POSIXASIL BZonal ECUZonal ECUTodayTomorrowSeite 4Thema|Abteilung|DatumCHANGING VEHICLE OWNERSHIP AND USAGE MODELS CREATE NEW CHALLENGESFOR THE AUTOMOTIVE INDUSTRY ALWAYS FRESH“In 2020 the average age of registered cars in Germany was 9,6 yrs old.In 2010 it was 8,and in 2000 it was less than 7.C