mid-semester presentation senior design i february 18, 2010
TRANSCRIPT
Appliance TexterMid-Semester Presentation
Senior Design IFebruary 18, 2010
Appliance Texter Team
Casey Cook
Perriea Wiley
• Steven Howell
• Steven Cullen
•Raymond Winton
OutlineIntroduction
ProblemSolution
ConstraintsTechnicalPractical
Hardware Wiring ConfigurationTechnical TradeoffsTimeline ExpectationsProject Progression
Problem (s)
Power Consumption
Safety
Worries
Time Consumption
SolutionAllow consumers the ability to remotely
monitor and control the state of their home appliances.
Wireless Communication via (SMS)
Wireless Controls via (SMS)
-Hardware Block Diagram-
GSM Module
Power Supply
Relay
DAC
Current Sensor
System Overview
Project Constraints
Technical
Practical
Technical Constraints
Practical Constraints
Social – Simple:Many Service Providers
Easy SetupPlug it inInsert sim cardText
User – FriendlyMajority of population knows how to text
Manufacturability - SizeAppeal
Users don’t want a bulky product.
CompatibilityMust fit the NEMA 5 standard
Project Trade - Offs
Power Source
Power source Price Longevity Complexity Mantenance
Switching Low High Low None
Battery Medium Low Medium Medium
Switch Selection
Switch Selection Price Range Size Reliability
Solid State Relay High($35.20) Small High
Mechanical Relay Low($2.50) Medium Medium
Triac Medium($9.07) Medium High
Service Network
Service Network Price Setup Plans Providers
Gsm Lowest Easy Many Many
Cdma Medium Complex Few Few
TimelineTime line January Febuary March April
Research
Hardware Testing
Programming
Prototype Testing
Optimizing
Progression
Parts - Info
GSM Module Relay
Current Sensor
Power Supply
Testing
References [1] Digi-Key Power Supply 3.3V, 2009 [Online] Available: http://search.digikey.com/scripts/DkSearch/dksus.dll?Detail&name=285-1887-ND [2] Quad Band GSM864 Module, 2009 [Online] Available: http://www.semiconductorstore.com/cart/pc/viewPrd.asp?idproduct=42884 [3]Tyco Electronics Catalog 1308242 Issued 3-03 [Online] Available http://www.tycoelectronics.com/catalog/bin/TE.Connect?
C=1&M=BYPN&TCPN=1308242&RQPN=1308242 [4] Jumping the Colts’ route, Jed Jacobsohn/Getty Images 2010 [Online] Available http://espn.go.com/blog/nfcnorth/post/_/id/9853/jumping-the-colts-routes [5] Studies show Latinos Climb Socio-Economic Ladder, Walter Ewing. [Online]
Available: [6]http://immigrationimpact.com/2009/12/07/studies-show-latinos-climb-socio-
economic-ladder-of-success/ [7] http://www.brad.ac.uk/img/2004/Text%20Messaging%202.jpg [8] http://www.gsmworld.com/roaming/GSM_AmericasPoster2009A.pdf [9] http://ronpai2.files.wordpress.com/2009/01/text-messaging.jpg [10] http://www.att.com [11] http://farm3.static.flickr.com/2658/3811881764_e60231b3af_o.jpg [12] http://www.biztoolbelt.com/uploads/razorbook-400-mini-laptop-thumb.jpg
Questions?