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Jade moon-how html5 to reduce sw costs
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Confidential How does HTML5 help automakers reduce costs for SW development FEB 2014
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Transcript of Jade moon-how html5 to reduce sw costs
Confi
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How does HTML5 help
automakers reduce costs for
SW development
FEB 2014
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Just a little bit about myself…
1999 to 2006 Browser Engineer
2007 to 2009 Browser Project Manager
2010 to Present Browser Product DirectorJade Moon
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20,000,000
• Source : http://news.discovery.com/autos/toyota-recall-software-code.htm
LOC
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6,500,000
•Source : http://news.discovery.com/autos/toyota-recall-software-code.htm
LOC 5,700,000LOC
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0
5,000,000
10,000,000
15,000,000
20,000,000
AutomotiveAirliner
Jet Fighter
Lines Of Code
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“Cars will require 200 million to 300
million lines of software code in the
near future”
the business research firm Frost and Sullivan (2012)
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LOC = Cost
Reduce LOC = Reduce Cost
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Automotive Software
Image: General Motors
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Infotainment Growth
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Operating System
HMI Engine App
Framework
Smartphone
Connectivity
Rear Seat
Entertainment
HMI / Apps
<Infotainment SW Stack>
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Great, but Too many …
Operating System
Linux, QNX, Windows…
HMI Engine
Flash,
Silverlight,
Unity, CGI
Studio, EB
Guide…
App
Framework
Android, QT,
GTK..
Smartphone
Connectivity
MirrorLink,
DLNA,
SmartLink…
Rear Seat
Entertainment
DLNA…
HMI / Apps
Multimedia, LBS, News, Radio, HVAC
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In Result,
SW Costs
Revenue
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One use case in InfotainmentSmartphone Headunit
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Native App
(5,000 LOC)
Native App
(5,000 LOC)
= 10,000 LOC
Android Android
For Example, Smartphone Headunit
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Native App
(5,000 LOC)
Native App
(5,000 LOC)
Android Android
For Example, Smartphone Headunit
iOS Linux
= 2*5000+2*5000= 20,000 LOC
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Native App
(5,000 LOC)
Native App
(5,000 LOC)
Android Android
For Example, Smartphone Headunit
iOS Linux
= 4*5000+4*5000= 40,000 LOC (MAX)
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Native App
(5,000 LOC)
Native App
(5,000 LOC)
Android Android
For Example, Smartphone Headunit
iOS Linux
= 90,000 LOC
Windows QNX
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Native App
(c1 LOC)
Native App
(c2 LOC)
For Example, Smartphone Headunit
Total LOC (MAX)= c1*p1*p2 + c2*p1*p2
= (c1+c2)*p1*p2
p2 : num of platformsp1 : num of platforms
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What if we use HTML5 Appfor Head-unit?
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HTML5 App
(5,000 LOC)
Android Android
For Example, Smartphone Headunit
iOS Linux
= 3*5000 + 5000= 20,000 LOC
Windows QNX
Native App
(5,000 LOC)
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For Example, Smartphone Headunit
Total LOC =c1*p1+c2
p2 : num of platforms
Native App
(c1 LOC)
p1 : num of platforms
HTML5 App
(c2 LOC)
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Native : Total LOC = (c1+c2)*p1*p2
:Total LOC = c1*p1+c2
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0
20,000
40,000
60,000
80,000
100,000
120,000
140,000
1 2 3 4 6 8 9 10 12
Native
HTML5(Headunit only)
(p1*p2)
Lines Of Code
5 times
C1 : 5000 LOC
C2 : 5000 LOC
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What if we use HTML5 Appfor Head-unit & Smarphone?
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0
20,000
40,000
60,000
80,000
100,000
120,000
140,000
1 2 3 4 6 8 9 10 12
Native
HTML5(Headunit only)
HTML5(Headunit & Smartphone)
(p1*p2)
Lines Of Code
C1 : 5000 LOC
C2 : 5000 LOC
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You may be right, but
only theoretically.
Check this out.
Mr. Skeptical
Demo Video
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Another use caseSmartphone Headunit Rear Seat
Entertainment
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Native App
(c1 LOC)
Native App
(c2 LOC)
Smartphone Headunit
p1 : num of platforms
Native App
(c3 LOC)
RSE
Total LOC = ?
Android
iOS
Windows
p2 : num of platforms
Android
Linux
QNX
p3 : num of platforms
Android
Linux
Windows
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Mail me when you find
answer
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What about SW Maintenance?
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http://www.softrel.com/Current%20defect%20density%20statistics.pdf
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The average defect density = 0.414
A vehicle with 100 Million LOC could have
41,400 SW errors
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Vehicle SW update is very important.
It should be the more efficient way than now.
Like Smartphone update
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FOTA (Firmware Over The Air)
Update the client SW over the air
- OMA DM v1.2
- OMA FUMO v1.0
- OMA DL v1.0
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FOTA Sequence
OMA DM Server
Customer Care
Initiate F/W Update
Vehicle
Content Server
Push Initiation
Device Information Exchange
Replace FwPkg1/ DownloadAndUpdate/PkgURL
Request D/L Descriptor D/L Descriptor
Request Update Package Update
OMA DM “Discovery”
OMA DL v1.0 “Download”
Exec Mgmt Tree Object
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How HTML5 serves FOTA
Update Manager
FOTA Client
ECU / Infotainment / Etc
FOTA Server
4G/Wi-Fi network
In-Vehicle network
Plugin
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Along with OMA FOTA technology,
Browser can serves as a update manager
across the different platforms
Summary
Vehicle SW
Development Maintenance
Reduce LOC
HTML5
Common SW framework
across the platforms
HTML5
Common SW updater
across the platforms
Reduce LOC up to 5 times
0
20,000
40,000
60,000
80,000
100,000
120,000
140,000
1 2 3 4 6 8 9 10 12
Native
HTML5(Headunit only)
5 times
HTML5 stands for
How
To
Minimize
LOC by
5 times
