smartphone
DESCRIPTION
SmartPhone. Team Faculty Member: Dr . Veton Këpuska Students: Guinevere Shaw, Christopher Kovalik, Salvador Macaraig, Jordan Arnold and Team Advisor: Paul Karaffa. The Project. What are the energy saving benefits: - PowerPoint PPT PresentationTRANSCRIPT
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Team Faculty Member: Dr. Veton KëpuskaStudents: Guinevere Shaw, Christopher Kovalik, Salvador Macaraig, Jordan Arnold and Team Advisor: Paul Karaffa
8/12/2011
FaST - Florida Institute of Technology
• What are the energy saving benefits:o from the convergence of consumer products
into one device such as a SmartPhone or Tablet, vs.
o single-function products, and o how are they changing the consumptive
behavior of humans?
The Project
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• To investigate the battery consumption of smartphones and tablets using different applications.
• To compare popular applications to relevant stand-alone devices in the market today (portable gaming, scanning, music players, etc. )
• To compare applications and smartphone devices among each other
Project Overview
8/12/2011 Slide 4
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• iOS (Apple)
• Blackberry (RIM)
• Android (Google)
• Windows Phone 7 (Microsoft)
Operating Systems
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• iPhone 4
• iPad 2
• Samsung Galaxy S Phone
• Samsung Galaxy Tablet
• Samsung Focus
• Blackberry Curve 9300
Phones and Tablets Tested:
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February 2011
35%
28%
27%
11%
USA Market Share by OS
Apple iOSBlackBerryGoogle AndroidOther
8/12/2011 Slide 7
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Results using Software Measurements (Non-Invasive)
8/12/2011 Slide 8
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PhoneTest
Samsung Galaxy S Phone
Samsung Galaxy
Tab
Samsung
Focus
iPhone 4
iPad 2
Blackberry Curve
Percentage of battery Remaining
X X X X X XBattery Temperature X X X XBattery Voltage X X X
Measurements Provided By OS
8/12/2011 Slide 9
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Applications that we have written (iOS, Android), downloaded, (Blackberry), or that are built-in (Windows 7)
iOS
Andr
oid
Blac
kber
ry
Win
dows
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Units Samsung Focus
Samsung Galaxy
Black-berry Iphone 4 Galaxy
Tablet Ipad 2
[V] 3.7 3.7 3.7 3.7 3.7 3.7[Wh] 5.55 5.55 4.3 5.25 14.8 25[mAh] 1500 1500 1150 1420 4000 4400
Battery Information
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Windows 7 Focus
Galaxy S Phone
Blacbarry Curve 9300
iPhone4
Galaxy Tab
iPad2
Phon
esTa
blet
s
-1.6 -1.4 -1.2 -1 -0.8 -0.6 -0.4 -0.2 0
Average Relative Non-Intrusive Energy Consumption of SmartPhones and Tablets
Average [%] Drop of Energy Accros all Applicable Applications
8/12/2011
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Windows 7 Focus
Galaxy S Phone
Bleckberry Curve 9300
iPhone4
Galaxy Tab
iPad2
Phon
esTa
blet
s
-0.25 -0.2 -0.15 -0.1 -0.05 0
Average Capacity Drop [Wh]
[Wh]8/12/2011
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[Wh]Power Consumption Smart Device
Alarm Clock 3 0.0685 Radio (FM/AM) 8 0.0852Camera (5MP) 4.71 0.0958mp3 Player 3.44 0.0763Voice Recorder 0.1125 0.0726Netbook 35 0.1054Handheld Game Device 3 0.1114TV Service 44 0.0943
8/12/2011 Slide 14
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Alarm Clock Example 3 [Wh]
Windows 7 Focus
Galaxy S Phone
Blacberry Curve 9300
iPhone4
Galaxy Tab
iPad2
Average
Phon
esTa
blet
s
-0.16 -0.14 -0.12 -0.10 -0.08 -0.06 -0.04 -0.02 0.00
Alarm Clock
[Wh]
8/12/2011 Slide 15
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Comcast TV Box 44 [Wh]
Windows 7 Focus
Galaxy S Phone
Blacberry Curve 9300
iPhone4
Galaxy Tab
iPad2
Average
Phon
esTa
blet
s
-0.20 -0.18 -0.16 -0.14 -0.12 -0.10 -0.08 -0.06 -0.04 -0.02 0.00
ESPN Mobile
[Wh]
8/12/2011 Slide 16
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Windows 7 Focus
Galaxy S Phone
Blackberry Curve 9300
iPhone4
Galaxy Tab
iPad2
-100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0
Consumption mAh
Average Drop in [mAh]
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Discharge Rate of the Battery with the Screen on.
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9:30:0
0
9:35:0
0
9:40:0
0
9:45:0
0
9:50:0
0
9:55:0
0
10:00
:00
10:05
:00
11:05
:00
12:05
:00
Lunc
h(12:3
6)
2:05:0
0
Meetin
g 3:05
6:05:0
0
6:50:0
0
9:27:0
0
10:27
:00
10:51
:00
2:25:0
0
3:25:0
00
1
2
3
4
5
6
Samsung Galaxy Phone
[Wh]
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9:35:0
0
9:40:0
0
9:45:0
0
9:50:0
0
9:55:0
0
10:00
:00
10:05
:00
11:05
:00
12:05
:00
Lunc
h(12:3
6)
2:05:0
0
Meetin
g 3:05
6:05:0
0
6:50:0
0
9:27:0
0
10:27
:00
10:51
:00
2:25:0
0
3:25:0
00
1
2
3
4
5
6
Rate of Capacity Loss for Samsung Galaxy PhoneWh Capacity
[Wh]
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9:40:0
0
9:45:0
0
9:50:0
0
9:55:0
0
10:00
:00
10:05
:00
10:10
:00
10:15
:00
11:15
:00
12:15
:00lun
ch
2:15:0
0
3:15:0
0
4:15:0
0
5:15:0
0
End o
f the
Day
Rea
d pho
ne at
6:15
9:15:0
0
10:15
:00
11:15
:00
12:15
:00
Lunc
h (12
:36)
2:15:0
0
3:15:0
0
6:10:0
00
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
Blackberry Curve 9300
[Wh]
8/12/2011 Slide 22
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9:40:0
0
9:45:0
0
9:50:0
0
9:55:0
0
10:00
:00
10:05
:00
10:10
:00
10:15
:00
11:15
:00
12:15
:00lun
ch
2:15:0
0
3:15:0
0
4:15:0
0
5:15:0
0
End o
f the
Day
Rea
d pho
ne at
6:15
9:15:0
0
10:15
:00
11:15
:00
12:15
:00
Lunc
h (12
:36)
2:15:0
0
3:15:0
0
6:10:0
0
-1
0
1
2
3
4
5
Rate of Capacity Loss for Blackberry Curve 9300Wh Capacity
[Wh]
FaST - Florida Institute of Technology
What Next?
• Complete Intrusive Testing for iPhone 4 and iPad 2
• Complete Discharge Rate of each phone and tablet
• Complete Measurement in “Sleep Mode”
• Complete literature review of the material
• Include this all into one Comprehensive Paper.
8/12/2011 Slide 24