Upload
beatrix-reeves
View
213
Download
0
Tags:
Embed Size (px)
Citation preview
CAUSE FOR CONCERN60% of American adult drivers have driven a vehicle while feeling drowsy, more than 33% have actually fallen asleep.
-National Sleep Foundation
For drivers of all ages in the United States, United Kingdom, and Australia, between 5 and 30% of all crashes are attributed to fatigue. These crashes are more likely to be fatal.
-George Institute for Global Health
10 percent of all drivers say they have fallen asleep at the wheel.-The AAA Foundation
One in six crashes with a fatality was caused by a drowsy driver.-Nat. Highway Traffic Safety Admin.
DELPHI DRIVE SAFELuke Allen, Paul Chichura, Andres Gonzalez, Raja Suryadevara
Professor Junfeng Ma, EDSGN 100, Section 015
CUSTOMER SURVEY
CUSTOMER NEEDS HIERARCHY
1) Ease of Use (0.118) 1.1) Intuitive (0.071, 0.605) 1.2) Visible (0.012, 0.103) 1.3) Simple (0.034, 0.291)2) Connected (0.324) 2.1) Adaptive (0.066, 0.203) 2.2) Sensitive (0.083, 0.257) 2.3) Accurate (0.092, 0.286) 2.4) Informative (0.021, 0.063) 2.5) Personal (0.025, 0.076) 2.6) Customizable (0.037, 0.114)
3) Safe (0.441) 3.1) Responsive (0.076, 0.172) 3.2) Quick (0.043, 0.097) 3.3) Attentive (0.125, 0.284) 3.4) Reliable (0.198, 0.448)4) User-Friendly (0.118) 4.1) Affordable (0.007, 0.062) 4.2) Universal (0.006, 0.052) 4.3) Private (0.025, 0.213) 4.4) Comfortable (0.024, 0.204) 4.5) Compact (0.015, 0.128) 4.6) Unobtrusive (0.028, 0.242) 4.7) Efficient (0.012, 0.100)
Many accidents occur on the road each year and, as a result, many injuries and fatalities. Because of this, safety is the utmost goal. We have a social responsibility to make the roads safer and to address this problem that affects so many people. Our goal is to make cars more connected with their drivers
and, in doing so, to make the roads much safer for all drivers, passengers, and pedestrians. As we strive to make the world a better place, we aim to protect people with our product.
MISSION STATEMENT
PRODUCT DESIGN
ANALYTICAL HIERARCHY PROCESS (AHP) First Tier Customer Needs: Top Five Customer Needs:
Second Tier Customer Needs:
Ease of Use Connected Safe User Friendly Total Weight Average Consistency MeasureEase of Use 1.000 0.333 0.333 1.000 2.667 0.118 0.667 4.167Connected 3.000 1.000 0.333 3.000 7.333 0.324 1.833 3.636
Safe 3.000 3.000 1.000 3.000 10.000 0.441 2.500 4.800User Friendly 1.000 0.333 0.333 1.000 2.667 0.118 0.667 4.167
22.667 CI= 0.064RI= 0.900CR= 0.071
Ease of UseIntuitive Visible Simple Total Weight Actual Weight Average Consistency Measure
Intuitive 1.000 5.000 3.000 9.000 0.605 0.071 3.000 3.296Visible 0.200 1.000 0.333 1.533 0.103 0.012 0.511 3.116Simple 0.333 3.000 1.000 4.333 0.291 0.034 1.444 2.754
14.867 CI= 0.028RI= 0.580CR= 0.048
ConnectedAdaptive Sensitive Accurate Informative Personal Customizable Total Weight Actual Weight Average Consistency Measure
Adaptive 1.000 0.333 0.333 3.000 3.000 3.000 10.667 0.203 0.066 1.778 5.641Sensitive 3.000 1.000 0.500 3.000 3.000 3.000 13.500 0.257 0.083 2.250 6.889Accurate 3.000 2.000 1.000 3.000 3.000 3.000 15.000 0.286 0.092 2.500 7.600
Informative 0.333 0.333 0.333 1.000 1.000 0.333 3.333 0.063 0.021 0.556 6.717Personal 0.333 0.333 0.333 1.000 1.000 1.000 4.000 0.076 0.025 0.667 6.597
Cusomizable 0.333 0.333 0.333 3.000 1.000 1.000 6.000 0.114 0.037 1.000 5.50952.500 CI= 0.098
RI= 1.240CR= 0.079
SafeResponsive Quick Attentive Reliable Total Weight Actual Weight Average Consistency Measure
Responsive 1.000 2.000 0.500 0.333 3.833 0.172 0.076 0.043 3.826Quick 0.500 1.000 0.333 0.333 2.167 0.097 0.043 0.024 4.397
Attentive 2.000 3.000 1.000 0.333 6.333 0.284 0.125 0.071 3.763Reliable 3.000 3.000 3.000 1.000 10.000 0.448 0.198 0.112 4.700
22.333 CI= 0.057RI= 0.900CR= 0.064
User FriendlyAffordable Universal Private Comfortable Compact Unobstrusive Efficient Total Weigth Actual Weight Average Consistency Measure
Affordable 1.000 1.000 0.333 0.333 0.333 0.333 1.000 4.333 0.062 0.007 0.619 7.718Universal 1.000 1.000 0.333 0.333 0.333 0.333 0.333 3.667 0.052 0.006 0.524 7.848
Private 3.000 3.000 1.000 1.000 3.000 1.000 3.000 15.000 0.213 0.025 2.143 7.889Comfortable 3.000 3.000 1.000 1.000 3.000 0.333 3.000 14.333 0.204 0.024 2.048 7.465
Compact 3.000 3.000 0.333 0.333 1.000 0.333 1.000 9.000 0.128 0.015 1.286 6.160Unobtrusive 3.000 3.000 1.000 3.000 3.000 1.000 3.000 17.000 0.242 0.028 2.429 8.647
Efficient 1.000 3.000 0.333 0.333 1.000 0.333 1.000 7.000 0.100 0.012 1.000 6.68370.333 CI= 0.081
RI= 1.320CR= 0.062
Reliable Attentive Accurate Responsive Sensitive Total Weight Average Consistency MeasureReliable 1.000 3.000 0.333 2.000 3.000 9.333 0.264 1.867 5.071Attentive 0.333 1.000 0.333 0.333 1.000 3.000 0.085 0.600 5.259Accurate 3.000 3.000 1.000 2.000 3.000 12.000 0.340 2.400 6.167Responsive 0.500 3.000 0.500 1.000 3.000 8.000 0.226 1.600 4.583Sensitive 0.333 1.000 0.333 0.333 1.000 3.000 0.085 0.600 5.259
35.333 CI= 0.067RI= 1.120CR= 0.060
CONCEPT GENERATION Concept Tree Concept Table
CONCEPT SELECTIONConcept Screening and Scoring
Reliable Attentive Accurate Responsive Sensitive Adaptive Intuitive Simple Quick Customizable Sum +'s Sum 0's Sum -'s Net Score Ranking Continue?A1B1C1D1 + + + + + + + + - - 8 0 2 6 1 YesA1B1C1D2 + + + + + + + + - - 8 0 2 6 1 YesA1B1C1D3 + + + + + + - + - - 7 0 3 4 10 YesA1B1C2D1 + + + + + 0 + + - - 7 1 2 5 3 YesA1B1C2D2 + + + + + 0 0 + - - 6 2 2 4 10 YesA1B1C2D3 + + + + + 0 - + - - 6 1 3 3 19 YesA1B1C3D1 + + + + + 0 + + - - 7 1 2 5 3 YesA1B1C3D2 + + + + + 0 0 + - - 6 2 2 4 10 YesA1B1C3D3 + + + + + 0 - + - - 6 1 3 3 19 YesA1B2C1D1 + + + 0 + + + + - - 7 1 2 5 3 YesA1B2C1D2 + + + 0 + + + + - - 7 1 2 5 3 YesA1B2C1D3 + + + 0 + + - + - - 6 1 3 3 19 YesA1B2C2D1 + + + 0 + 0 + + - - 6 2 2 4 10 YesA1B2C2D2 + + + 0 + 0 0 + - - 5 3 2 3 19 YesA1B2C2D3 + + + 0 + 0 - + - - 5 2 3 2 32 NoA1B2C3D1 + + + + + 0 + + - - 7 1 2 5 3 YesA1B2C3D2 + + + 0 + 0 0 + - - 5 3 2 3 19 YesA1B2C3D3 + + + - + 0 - + - - 5 1 4 1 45 NoA1B3C1D1 + + + 0 + + + 0 - - 6 2 2 4 10 YesA1B3C1D2 + + + 0 + + + 0 - - 6 2 2 4 10 YesA1B3C1D3 + + + 0 + + - + - - 6 1 3 3 19 YesA1B3C2D1 + + + 0 + 0 + 0 - - 5 3 2 3 19 YesA1B3C2D2 + + + 0 + 0 0 0 - - 4 4 2 2 32 NoA1B3C2D3 + + + 0 + 0 - + - - 5 2 3 2 32 NoA1B3C3D1 + + + + + 0 + 0 - - 6 2 2 4 10 YesA1B3C3D2 + + + 0 + 0 0 0 - - 4 4 2 2 32 NoA1B3C3D3 + + + - + 0 - + - - 5 1 4 1 45 NoA1B4C1D1 + + + 0 + + + - - - 6 1 3 3 19 YesA1B4C1D2 + + + 0 + + + - - - 6 1 3 3 19 YesA1B4C1D3 + + + 0 + + - - - - 5 1 4 1 45 NoA1B4C2D1 + + + 0 + 0 + - - - 5 2 3 2 32 NoA1B4C2D2 + + + 0 + 0 0 - - - 4 3 3 1 45 NoA1B4C2D3 + + + 0 + 0 - - - - 4 2 4 0 59 NoA1B4C3D1 + + + + + 0 + - - - 6 1 3 3 19 YesA1B4C3D2 + + + 0 + 0 0 - - - 4 3 3 1 45 NoA1B4C3D3 + + + - + 0 - - - - 4 1 5 -1 77 NoA1B5C1D1 + + + 0 + - + - - - 5 1 4 1 45 NoA1B5C1D2 + + + 0 + - + - - - 5 1 4 1 45 NoA1B5C1D3 + + + 0 + - - - - - 4 1 5 -1 77 NoA1B5C2D1 + + + 0 + - + - - - 5 1 4 1 45 NoA1B5C2D2 + + + 0 + - 0 - - - 4 2 4 0 59 NoA1B5C2D3 + + + 0 + - - - - - 4 1 5 -1 77 NoA1B5C3D1 + + + + + - + - - - 6 0 4 2 32 NoA1B5C3D2 + + + 0 + - 0 - - - 4 2 4 0 59 NoA1B5C3D3 + + + - + - - - - - 4 0 6 -2 97 NoA2B1C1D1 + 0 0 + 0 + + + 0 0 5 5 0 5 3 YesA2B1C1D2 + 0 0 + 0 + + + 0 0 5 5 0 5 3 YesA2B1C1D3 + 0 0 + 0 + - + 0 0 4 5 1 3 19 YesA2B1C2D1 0 0 0 + 0 0 + + 0 - 3 6 1 2 32 NoA2B1C2D2 0 0 0 + 0 0 0 + 0 - 2 7 1 1 45 NoA2B1C2D3 0 0 0 + 0 0 - + 0 - 2 6 2 0 59 NoA2B1C3D1 - 0 0 + 0 0 + + 0 - 3 5 2 1 45 NoA2B1C3D2 - 0 0 + 0 0 0 + 0 - 2 6 2 0 59 NoA2B1C3D3 - 0 0 + 0 0 - + 0 - 2 5 3 -1 77 NoA2B2C1D1 + 0 0 0 0 + + + 0 0 4 6 0 4 10 YesA2B2C1D2 + 0 0 0 0 + + + 0 0 4 6 0 4 10 YesA2B2C1D3 + 0 0 0 0 + - + 0 0 3 6 1 2 32 NoA2B2C2D1 0 0 0 0 0 0 + + 0 - 2 7 1 1 45 NoA2B2C2D2 0 0 0 0 0 0 0 + 0 - 1 8 1 0 59 NoA2B2C2D3 0 0 0 0 0 0 - + 0 - 1 7 2 -1 77 NoA2B2C3D1 - 0 0 + 0 0 + + 0 - 3 5 2 1 45 NoA2B2C3D2 - 0 0 0 0 0 0 + 0 - 1 7 2 -1 77 NoA2B2C3D3 - 0 0 - 0 0 - + 0 - 1 5 4 -3 109 NoA2B3C1D1 + 0 0 0 0 + + 0 0 0 3 7 0 3 19 YesA2B3C1D2 + 0 0 0 0 + + 0 0 0 3 7 0 3 19 YesA2B3C1D3 + 0 0 0 0 + - + 0 0 3 6 1 2 32 NoA2B3C2D1 0 0 0 0 0 0 + 0 0 - 1 8 1 0 59 NoA2B3C2D2 0 0 0 0 0 0 0 0 0 0 0 10 0 0 59 NoA2B3C2D3 0 0 0 0 0 0 - + 0 - 1 7 2 -1 77 NoA2B3C3D1 - 0 0 + 0 0 + 0 0 - 2 6 2 0 59 NoA2B3C3D2 - 0 0 0 0 0 0 0 0 - 0 8 2 -2 97 NoA2B3C3D3 - 0 0 - 0 0 - + 0 - 1 5 4 -3 109 NoA2B4C1D1 + 0 0 0 0 + + - 0 0 3 6 1 2 32 NoA2B4C1D2 + 0 0 0 0 + + - 0 0 3 6 1 2 32 NoA2B4C1D3 + 0 0 0 0 + - - 0 0 2 6 2 0 59 NoA2B4C2D1 0 0 0 0 0 0 + - 0 - 1 7 2 -1 77 NoA2B4C2D2 0 0 0 0 0 0 0 - 0 - 0 8 2 -2 97 NoA2B4C2D3 0 0 0 0 0 0 - - 0 - 0 7 3 -3 109 NoA2B4C3D1 - 0 0 + 0 0 + - 0 - 2 5 3 -1 77 NoA2B4C3D2 - 0 0 0 0 0 0 - 0 - 0 7 3 -3 109 NoA2B4C3D3 - 0 0 - 0 0 - - 0 - 0 5 5 -5 129 NoA2B5C1D1 + 0 0 0 0 - + - 0 - 2 5 3 -1 77 NoA2B5C1D2 + 0 0 0 0 - + - + - 3 4 3 0 59 NoA2B5C1D3 + 0 0 0 0 - - - + - 2 4 4 -2 97 NoA2B5C2D1 + 0 0 0 0 - + - + - 3 4 3 0 59 NoA2B5C2D2 + 0 0 0 0 - 0 - + - 2 5 3 -1 77 NoA2B5C2D3 + 0 0 0 0 - - - + - 2 4 4 -2 97 NoA2B5C3D1 - 0 0 + 0 - + - + - 3 3 4 -1 77 NoA2B5C3D2 - 0 0 0 0 - 0 - + - 1 5 4 -3 109 NoA2B5C3D3 - 0 0 - 0 - - - + - 1 3 6 -5 129 NoA3B1C1D1 - - + + - + + + 0 0 5 2 3 2 32 NoA3B1C1D2 - - + + - + + + 0 0 5 2 3 2 32 NoA3B1C1D3 - - + + - + - + 0 0 4 2 4 0 59 NoA3B1C2D1 - - + + - 0 + + 0 - 4 2 4 0 59 NoA3B1C2D2 - - + + - 0 0 + 0 - 3 3 4 -1 77 NoA3B1C2D3 - - + + - 0 - + 0 - 3 2 5 -2 97 NoA3B1C3D1 - - + + - 0 + + 0 - 4 2 4 0 59 NoA3B1C3D2 - - + + - 0 0 + 0 - 3 3 4 -1 77 NoA3B1C3D3 - - + + - 0 - + 0 - 3 2 5 -2 97 NoA3B2C1D1 - - + 0 - + + + 0 0 4 3 3 1 45 NoA3B2C1D2 - - + 0 - + + + 0 0 4 3 3 1 45 NoA3B2C1D3 - - + 0 - + - + 0 0 3 3 4 -1 77 NoA3B2C2D1 - - + 0 - 0 + + 0 - 3 3 4 -1 77 NoA3B2C2D2 - - + 0 - 0 0 + 0 - 2 4 4 -2 97 NoA3B2C2D3 - - + 0 - 0 - + 0 - 2 3 5 -3 109 NoA3B2C3D1 - - + + - 0 + + 0 - 4 2 4 0 59 NoA3B2C3D2 - - + 0 - 0 0 + 0 - 2 4 4 -2 97 NoA3B2C3D3 - - + - - 0 - + 0 - 2 2 6 -4 122 NoA3B3C1D1 - - + 0 - + + 0 0 0 3 4 3 0 59 NoA3B3C1D2 - - + 0 - + + 0 0 0 3 4 3 0 59 NoA3B3C1D3 - - + 0 - + - + 0 0 3 3 4 -1 77 NoA3B3C2D1 - - + 0 - 0 + 0 0 - 2 4 4 -2 97 NoA3B3C2D2 - - + 0 - 0 0 0 0 - 1 5 4 -3 109 NoA3B3C2D3 - - + 0 - 0 - + 0 - 2 3 5 -3 109 NoA3B3C3D1 - - + + - 0 + 0 0 - 3 3 4 -1 77 NoA3B3C3D2 - - + 0 - 0 0 0 0 - 1 5 4 -3 109 NoA3B3C3D3 - - + - - 0 - + 0 - 2 2 6 -4 122 NoA3B4C1D1 - - + 0 - + + - 0 0 3 3 4 -1 77 NoA3B4C1D2 - - + 0 - + + - 0 0 3 3 4 -1 77 NoA3B4C1D3 - - + 0 - + - - 0 0 2 3 5 -3 109 NoA3B4C2D1 - - + 0 - 0 + - 0 - 2 3 5 -3 109 NoA3B4C2D2 - - + 0 - 0 0 - 0 - 1 4 5 -4 122 NoA3B4C2D3 - - + 0 - 0 - - 0 - 1 3 6 -5 129 NoA3B4C3D1 - - + + - 0 + - 0 - 3 2 5 -2 97 NoA3B4C3D2 - - + 0 - 0 0 - 0 - 1 4 5 -4 122 NoA3B4C3D3 - - + - - 0 - - 0 - 1 2 7 -6 134 NoA3B5C1D1 - - + 0 - - + - 0 - 2 2 6 -4 122 NoA3B5C1D2 - - + 0 - - + - + - 3 1 6 -3 109 NoA3B5C1D3 - - + 0 - - - - + - 2 1 7 -5 129 NoA3B5C2D1 - - + 0 - - + - + - 3 1 6 -3 109 NoA3B5C2D2 - - + 0 - - 0 - + - 2 2 6 -4 122 NoA3B5C2D3 - - + 0 - - - - + - 2 1 7 -5 129 NoA3B5C3D1 - - + + - - + - + - 4 0 6 -2 97 NoA3B5C3D2 - - + 0 - - 0 - + - 2 2 6 -4 122 NoA3B5C3D3 - - + - - - - - + - 2 0 8 -6 134 No
Reliable Attentive Accurate Responsive Sensitive Sum +'s Sum 0's Sum -'s Total Rank Continue?A1B1C1D1 + 0 0 + 0 2 3 0 2 1 Combine A1B1234C1D1A1B1C1D2 + 0 0 + 0 2 3 0 2 1 Combine A1B1234C1D2A1B1C1D3 + 0 0 + 0 2 3 0 2 1 Combine A1B1234C1D3A1B1C2D1 0 0 0 + 0 1 4 0 1 6 Combine A1B1234C2D1A1B1C2D2 0 0 0 + 0 1 4 0 1 6 Combine A1B1234C2D2A1B1C2D3 0 0 0 + 0 1 4 0 1 6 Combine A1B1234C2D3A1B1C3D1 - - 0 + 0 1 2 2 -1 18 NoA1B1C3D2 - - 0 + 0 1 2 2 -1 18 NoA1B1C3D3 - - 0 + 0 1 2 2 -1 18 NoA1B2C1D1 + 0 0 0 0 1 4 0 1 6 Combine A1B1234C1D1A1B2C1D2 + 0 0 0 0 1 4 0 1 6 Combine A1B1234C1D2A1B2C1D3 + 0 0 0 0 1 4 0 1 6 Combine A1B1234C1D3A1B2C2D1 0 0 0 0 0 0 5 0 0 15 Combine A1B1234C2D1A1B2C2D2 0 0 0 0 0 0 5 0 0 15 Combine A1B1234C2D3A1B2C3D1 - - 0 0 0 0 3 2 -2 21 NoA1B2C3D2 - - 0 0 0 0 3 2 -2 21 NoA1B3C1D1 + 0 0 0 0 1 4 0 1 6 Combine A1B1234C1D1A1B3C1D2 + 0 0 0 0 1 4 0 1 6 Combine A1B1234C1D2A1B3C1D3 + 0 0 0 0 1 4 0 1 6 Combine A1B1234C1D3A1B3C2D1 0 0 0 0 0 0 5 0 0 15 Combine A1B1234C2D1A1B3C3D1 - - 0 0 0 0 3 2 -2 21 NoA1B4C1D1 + 0 0 + 0 2 3 0 2 1 Combine A1B1234C1D1A1B4C1D2 + 0 0 + 0 2 3 0 2 1 Combine A1B1234C1D2A1B4C3D1 - - - + - 1 0 4 -3 24 NoA2B1C1D1 - - - + - 1 0 4 -3 24 NoA2B1C1D2 - - - + - 1 0 4 -3 24 NoA2B1C1D3 - - - + - 1 0 4 -3 24 NoA2B2C1D1 - - - 0 - 0 1 4 -4 28 NoA2B2C1D2 - - - 0 - 0 1 4 -4 28 NoA2B3C1D1 - - - 0 - 0 1 4 -4 28 NoA2B3C1D2 - - - 0 - 0 1 4 -4 28 No
Drowsiness Detection SystemUS 6822573 B2Heart rate monitor and head position sensor, detects drowsiness.
Heart Monitoring Apparatus for a Motor VehicleUS 3731672 AMonitors EKG for severe cardiac diseases and emergencies while driving.
Method and Device for Monitoring Heartrhythm in a VehicleUS 7945313 B2Detects arrhythmia when driving through the steering wheel.
• American Heart Association. (2014, September 30). All About Heart Rate (Pulse). Retrieved December 10, 2014, from http://www.heart.org/HEARTORG/Conditions/More/MyHeartandStrokeNews/Heart-Rate---Pulse_UCM_438850_Article.jsp
• Fox, M. (2013, May 20). Sleep-deprived teens cause crashes, study shows. Retrieved December 10, 2014, from http://www.nbcnews.com/health/health-news/sleep-deprived-teens-cause-crashes-study-shows-f6C10002034
• National Sleep Foundation. (n.d.). Facts and Stats. Retrieved December 10, 2014, from http://drowsydriving.org/about/facts-and-stats/
Satisfaction Safety Connectedness Usefulness Effectiveness Desire0123456789
108.67 8.69 8.69 8.78 8.36 8.31
Product Aspect
Aver
age
Ratin
g (1
0 po
int s
cale
)
1 2 3 4 5 6 7 8 9 10How satisfied are you as a consumer with the design (1 - completely dissatisfied, 10 - completely
satisfied)?0% 0% 0% 0% 0% 8% 8% 28% 19% 36%
How safe do you think the product is (1 - extraordinarily dangerous, 10 - extraordinarily safe)? 0% 0% 0% 0% 3% 3% 11% 25% 22% 36%
How connected do you think the product is (1 - not connected whatsoever, 10 - completely connected)? 0% 0% 0% 3% 3% 3% 11% 17% 22% 42%
How useful would this product be for either you or someone you know (1 - not useful whatsoever, 10 - extraordinarily useful)?
0% 0% 0% 0% 3% 0% 8% 36% 11% 42%
How effective would the actions (air, music, vibrations, and/or conversation) be in helping you stay awake (1 - hurtful, 5/6 - neither effective nor hurtful, 10 - extraordinarily effective)?
0% 0% 0% 0% 3% 6% 19% 28% 14% 31%
How much would you like this productin your vehicle (1 - I do not want it at all, 10 - I definitely want it)? 0% 0% 0% 0% 3% 14% 14% 17% 25% 28%
Ratings
CUSTOMER FEEDBACK
Sustainability
IndictorsEconomic Environmental
Social-Environmental
Social-Economic
Major Themes
$12.5 billion yearly in monetary losses caused by fatigue related crashes.
Less resources and energy used in repair and replacement
Safety and Health
Less money spent on repairs, health costs, post mortem costs
SUSTAINABILITY AND INDICATORSSustainability involves economic, social, and environmental impacts.
REFERENCES
REFERENCES