chair-mounted computer workstation may06-09 client: lockheed martin advisors: dr. arun somani dr....
TRANSCRIPT
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Chair-Mounted Computer Workstation
May06-09
Client: Lockheed Martin
Advisors: Dr. Arun Somani
Dr. Zhao Zhang
Team MembersIsi Oamen David Roberts
Shawn Yockey
April 25, 2006
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Presentation Outline
Introductory Materials– Acknowledgement
– Problem Statement
– Operating Environment
– Intended Users and Uses
– Assumptions and Limitations
– End Product and Other
Deliverables
Project Activity Description– Accomplishments
– Approaches Considered
– Approach Used
– Research Activities
– Design Activities
– Implementation Activities
– Testing Activities Resources and Schedules Closing Materials
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List of Definitions
I2C – Inter-Integrated Circuit bus IR – Infrared RF – Radio Frequency 802.11 – Wireless Ethernet LCD – Liquid Crystal Display Bluetooth – wireless technology
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Acknowledgements
Dr. Arun Somani
Dr. Zhao Zhang Lockheed Martin
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Problem Statement
Develop a system that can be employed in places where a console PC or laptop PC cannot function effectively
The system shall not:– Hinder the user’s duties– Hinder the use of equipment currently in place
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Solution Approach
Instead of building a system into a chair:
– Design peripherals that would enable a user to use a computer without the traditional methods
– Research hardware that will perform the functions necessary for a personal computer
– Integrate with software
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Operating Environments
Military support aircraft and
warships
Confined spaces with large
ambient noise
Forest Fires
Disaster Scenes
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Intended Users and Uses
Users:
– Member of the United States
Military
– Avionic Pilots and Navigators
– Emergency Workers
Uses:
– Display terrain information
– Display weather information
– Standard PC functions
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Assumptions
Users will be familiar with
Windows XP
User has full function of
extremities
User’s vision is unimpaired
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Limitations
Project budget Must not interfere with the user’s duties System must not interfere with existing equipment
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End Product
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Deliverables
Project Plan
Weekly Reports
End Product Design
Peer Review
Presentation
Project Poster
End Product Final Report
IRP Presentation
Client Report
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Project Activity Description
Accomplishments Approaches Considered and One Used Project Definition Activities Research Activities Design Activities Implementation Activities Testing and Modification
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Accomplishments
Integration of MicroGyro– Real-time Communication
– Voltage Sensor
– Temperature Sensor
– Motion Sensors
Voice commands for system
Glasses display
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Accomplishments
Working demo of system– Performed for faculty advisors
– Combined functionality of separate components
– Macros created to perform necessary key functions
– Streaming gyro data for mouse pointer
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Approaches Considered
Pointing Device
– Trackball
– Touchpad
– Gyro sensor
Data Entry
– Keyboard
– Keypad
– Voice recognition
Microphone– Bluetooth Headset
– Traditional Microphone
– Throat Microphone
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Approaches Considered
Mounting– Chair
– Backpack
– Distributed Wearable
Components
Display– Goggles
– Mini LCD Monitor
Wireless– Bluetooth
– IR
– RF
– 802.11
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Approach Used
Mounting– Backpack
Display– Glasses
Wireless– 802.11
Pointing Device– Gyro sensor
Data Entry– Voice recognition
– Keypad
Microphone– Throat Microphone
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Research Activities
Experimented with:– Bluetooth
– MicroGyro
– I2C
– Voice input technologies
– Voice recognition technologies
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Design Activities
Worked with:– Display glasses
– Keypad
– Microphone
– Voice recognition
– MicroGyro
– Interface adapter
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Implementation Activities
Modified EyeTop glasses for use with system Designed data input methods
– Glove– Keypad– Throat microphone
Modified software for full functionality– Voice recognition– Key remapping
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Testing and Modification
Experimented with microphone and voice recognition– Examined performance under many conditions– Compared results of different microphone models
Performed multiple iterations with glove/gyro– Monitored inputs and outputs– Strived to maintain processor efficiency– Combined with keypad to ensure functionality
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Closure Materials
Resources– Time
– Fiscal
Schedules
Project Evaluation
Commercialization
Closing Summary
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Resources – Time
Member Name Meetings
Project Reports
Project Research
Project Construction Totals
Isi Oamen
60 68 71 84 283
David Roberts
64 144 65 57 330
Shawn Yockey
60 40 58 112 270
Former Member
26 9 23 0 58
Totals 210 261 217 253 941
Hours Worked
283
330270
58
Isi Oamen
David Roberts
Shawn Yockey
Former Member
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Resources – Time
Labor Usage
0
50100
150
200
250300
350
Isi Oamen David Roberts ShawnYockey
FormerMember
Team Members
Ho
urs Estimated
Actual
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Resources – Fiscal
Item Price Item Price
Hardware:
EyeTop Head Set Display $0.00 Other:
MicroGyro Developing Kit $150.00 Project poster $0.00
FireFox Throat Microphone $38.00 Poster mounting materials $49.00
Dimax I2C Master Controller
$80.00 Miscellaneous printing $12.00
USB Keypad $34.00 Other Subtotal $61.00
Hardware Subtotal $302.00
Labor:
Software: 941hours @ $12.00/hr $11,212.00
Operating System(Windows XP Pro)
$0.00 Labor Subtotal $11,212.00
Dragon Virtually Speaking $0.00
Software Subtotal $0.00 Total without Labor $363.00
Total $11,655.00
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Schedules
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Project Evaluation
Design goals were achieved– To enable user to use computer without standard console
Team developed functional set of PC peripherals– Coordinated components for full capability
Many unforeseen events occurred– Loss of team member– Loss of budget– Loss of communications with client
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Commercialization
Proof of concept demonstration model
Could be commercialized with proper funding
Prototype ready for adoption
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Recommendations for Additional Work
Improve I2C MicroGyro device driver
Integrate I2C master controller / keypad / mouse clicks
Design a rugged integrated glove
Bluetooth wireless peripherals
Develop additional software applications
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Risk and Risk Management
Loss of funding
Loss of team member
Loss of equipment
Unclear requirements
Change of scope
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Lessons Learned
Need for greater coordination between client and design
team
Ensure that skill sets are distributed evenly among
members
Need firm requirements to prevent scope creep
Always have a contingency plan
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Closing Summary
Ambitious project
Numerous unforeseen events
Working prototype delivered to faculty advisor on time
Significant knowledge gained from use of components
Target-rich environment for future projects