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Intelligent & Connected Vehicle Summit 2015
Enabling the Connected Vehicle
Wiren Perera
Vice President
LAN Solutions & Corporate Strategic Marketing
Intelligent & Connected Vehicle Summit 2015 2
Connected Vehicle Trends
Adoption of Ethernet
ADAS Camera Challenges
Ethernet ADAS Camera Solution
Summary
Agenda
Intelligent & Connected Vehicle Summit 2015 3
The Connected Vehicle
Trends
Ethernet Networks
• Enhanced experience Infotainment
• Safety Advanced Driver Assistance
• Autonomous car • Open Standards
Lowest Total Cost of Ownership Multiple markets: x100Mu/Yr Established BoM components Eco system Network Ubiquity
Holistic Solutions 100Mbps, 1Gbps, 10Gbps … Complementary standards:
EEE, PoE, AVB, … Proven & broad portfolios
Intelligent & Connected Vehicle Summit 2015 4
Ethernet in the car – 10 year timeline
2008
2018
Infotainment
ADAS (Camera) On-Board
Diagnostics
Diagnostics On-the-Go
Stationary
Real-time / On the Move
Ethernet can deliver ubiquitous solutions across all applications
Intelligent & Connected Vehicle Summit 2015 5
Ethernet On Board Diagnostics (OBD)
Increases speed vs CAN Flash car in minutes not hours
Reduces costs for OEMs
ISO 13400: Diagnostics over IP (DoIP)
100BASE-TX Ethernet
ISO 15031-3 / OBD II connector (not RJ45!)
Micrel pioneered Ethernet OBD • Long-term close relationships with OEMs • First to market with AEC-Q100 Ethernet
Intelligent & Connected Vehicle Summit 2015 6
Example In Vehicle Networking (IVN) today
Multiple buses
Adds complexity & cost
Intelligent & Connected Vehicle Summit 2015 7
Ethernet delivers Network Ubiquity
Single media: • Eliminates bridging gateways • Reduces complexity & cost
Intelligent & Connected Vehicle Summit 2015 8
There are currently over
cars supporting Micrel Automotive Ethernet inside
8 Million
But this is just the beginning
Ethernet is now ‘on the move’!
Intelligent & Connected Vehicle Summit 2015 9
Automotive Ethernet ‘On the Move’
ADAS Infotainment Diagnostics OTG
Vehicle is moving
Stringent EMC requirements
Real Time: Deterministic Networks
ADAS exemplifies the major challenges for In-Vehicle Connectivity
Intelligent & Connected Vehicle Summit 2015 10
Why Ethernet for ADAS?
Lower cost: unshielded cable
No cables for power: PoE
Ubiquitous network across multiple domains
Ethernet Existing
Source: BMW
Intelligent & Connected Vehicle Summit 2015 11
ADAS Camera Challenges
Demand for increasing number of ADAS sensors
Increasingly space constrained
Small Footprint
Low Power
Low Noise
High Reliability
Reduced heat improves image quality & reliability
Battery applications
Reduced supply/thermal noise improves image quality
Automotive emission limits
Harsh environment
Passenger and Industrial vehicles
Intelligent & Connected Vehicle Summit 2015 12
Rising to the Challenge -
Ethernet ADAS Camera Solution
HDR Mega-Pixel Camera
Suitable for Passenger and Industrial Vehicles
Applications Surround and rear view camera
Side & rear view mirror replacement
Traffic sign, Blind spot and Pedestrian detection
Lane departure assist
Designed and manufactured by
Designed and tested for most stringent Automotive & Industrial needs
Intelligent & Connected Vehicle Summit 2015 13
Ethernet ADAS Solution
Micrel Quiet-WIRE™ Low EMI 100 Mbps Ethernet
Micrel Power over Ethernet
Micrel MEMS Oscillator
Intelligent & Connected Vehicle Summit 2015 14
Small Footprint
Smallest PHY package
Minimal BoM
Standard components
No additional line interface passives
Power-over-Ethernet support No additional components
Optimized PoE (Auto-PoE) for ‘free’
Reduced footprint automotive magnetics Discrete, machine wound, surface mount
50% Height reduction
Small Footprint
Intelligent & Connected Vehicle Summit 2015 15
Head end
Camera
PoE for ‘Free’
Low Cost / Interoperable • Existing cables & magnetics, standard DC-DC regulator
High Performance • Common mode noise reduction & Isolated GND
Small Footprint
Intelligent & Connected Vehicle Summit 2015 16
Low Power
Low power 100 Mbps operation
Energy Efficient Ethernet (EEE) during idle
Signal Detect Standby mode
Remote Power Down • Power down /up total module using SD
<1uA Standby Power
Low Power
Intelligent & Connected Vehicle Summit 2015 17
Low Noise
Quiet-WIRE™ reduced emissions Meets Automotive OEM limits
Low cost ‘CAN’ or similar cable
8cm untwisted section at connector
Auto-PoE
Common-mode noise rejection
Isolated PSE / PD grounds
High efficiency voltage regulation
Low Power 100 Mbps PHY Reduces thermal noise
CISPR25 Radiated Emissions
-10
0
10
20
30
40
50
60
30 300ra
dia
te n
ois
e[d
Bu
v]frequency[MHz]
PK Limit
ハーネス15m_パルストランス+CMCC有_V_PK
15m (3mx5) CAN
Radiated Emission
-10
0
10
20
30
40
50
60
0.1 1 10
rad
iate
no
ise
[dB
uV
]
frequency[MHz]
PK Limit
ハーネス15m_パルストランス+CMCC有_PKRadiated Emission
15m (3mx5) CAN
Low Noise
Intelligent & Connected Vehicle Summit 2015 18
High Reliability
Micrel MEMs oscillator Frequency stability (temperature)
20x MTBF improvement
500x shock tolerance
Quiet-WIRE™ enhanced Ethernet immunity Meets Automotive OEM limits
Long reach > 130m
Fast Link up < 20ms
Receive Signal Quality Indicator
Low power
200mA BCI 1-400MHz
Temp stability – MEMs vs Quartz
Micrel MEMs Oscillator
AEC-Q100 qualification
High Reliability
Intelligent & Connected Vehicle Summit 2015 19
Camera Demonstrator System
Image Viewer
Unshielded cables
Micrel
5-Port
Switch w/
GigE uplink
Micrel
MIC28511
Auto-PoE
GigE
100Base-TX
100Base-TX
100Base-TX
100Base-TX
15-70Mbps MJPEG
~300Mbps
Intelligent & Connected Vehicle Summit 2015 20
Camera Demonstrator
CAN connector + 15m CAN cable with 5x inline connectors
MQS connector + 15m FlexRay with 6x inline connectors
MQS connector + 3m FlexRay cable with 1x inline connector
RJ45 connector + 3m FlexRay cable with 1x inline connector
Intelligent & Connected Vehicle Summit 2015 21
Micrel: ADAS Camera Solution
Small Footprint
High
Reliability
Low Noise Low Power
Performance at Lowest
Total Cost of Ownership
• Networking
• Power
• Timing
Intelligent & Connected Vehicle Summit 2015 22
Micrel: Enabling the Connected Vehicle
• First to offer AEC-Q100 qualified products
• 100M & 1G PHYs, Controllers & Multi-Port switches
Largest Portfolio of AEC-Q100 qualified Ethernet devices
• Shipping in volume production since 2008
• Micrel Automotive Ethernet in over 8 million vehicles
Shipped over 30 million Automotive Ethernet ports
• High ESD, Reduced Emissions, Enhanced Immunity
• 105◦C Grade 2 AEC-Q100 qualified
• Fully tri-temperature tested
• Minimum 15 year product support policy
• Networking with complementary power and timing
Most robust, reliable solutions