Group 209

1

• The Weather God

• Group 209

• Joe Woodraska
• Andy Ulrich
• Brian Boyer

2

• Introduction

• Current Products on the Market
• Requirements Capture
• Block Diagram
• Design options
• Testing
• Timeline
• Questions

3
Current Products

• La Crosse Wireless Weather Station
• Displays forecast and barometric pressure
  tendencies
• Displays outdoor temp, and indoor temp and
  humidity
• Celsius/Fahrenheit select
• Displays time and date
• 34.99 at Target

Radio Shack Thermo-Hygrometer Comfort-zone
indicator shows when the inside/outside
atmospheres are comfortable, too wet or too dry
Memory stores the highest and lowest readings for
temperature and humidity Temperature and
humidity alarms with high/low limits 49.99 at
Radio Shack
4

• Oregon Scientific Cable-Free Weather Station
• Wireless, remote weather station for home,
  office, or school
• Measures air temperature, relative humidity, and
  barometric pressure
• Stylish main unit comes with two remote sensors
• Highly accurate radio-controlled calendar clock
• 199.95 on Amazon.com

• Kestrel Pocket weather Tracker
• Accurately measures wind speed, temperature,
  wind chill, relative humidity, heat index, dew
  point, wet bulb, barometric pressure and
  altitude.
• Comes in black and orange
• 299.99 at Cabelas

5
Current Patents

• Many different patents that relate to this
  including patent numbers
• D403,602 - Set of measuring instruments
  comprising clock, a weather station (barometer),
  a rain gauge, a thermometer and temperature
  remote sensor
• D446,133 - Weather Station
• 6,181,260 - Automatic weather monitoring and
  adaptive transmitting system
• And many, many more

6
Features that ours improves upon

• Longer transmission range
• Custom sensor design
• Ultra portable

7
Requirements CaptureHardware Design Document

• Power
• Sensor circuitry
• RF circuitry
• Processor circuitry
• Display
• Safety

8
Block DiagramHardware Development Document
9
Display Options

• Backlit LCD
• Easy to read
• A lot of resolution
• Good data organization
• TFT (Thin Film Transistor)
• High resolution
• Color
• expensive

• Vacuum Fluorescent
• Easy to read
• Poor user interface
• Easy to work with

10
Processor Options

• Microchip
• Experience from ECE 376
• Programming equipment is easily accessible
• Motorola
• Easy to program
• Know less about the code
• Little to no experience working with it

11
Power Options

• Base Station
• AC
• Use a typical transformer
• DC
• Battery
• Solar power
• Remote Unit
• AC
• DC
• Alkaline Battery

12
Sensor Options

• Temperature IC
• Humidity IC
• Wind speed and direction (Anemometer)
• Lightning Detector Circuit
• Multitude of other options for sensors

13
RF Options

• Transmitters
• Receivers
• Transceivers
• Amplifiers
• Antennas

14
Hardware Test Document

• Power Supply Test
• Power Consumption Test
• Display Test
• Sensor Test
• RF Testing
• I/O Test
• Overall Implementation Test

Subliminal message Start preparing your
questions for the end of the presentation
15
Spring Semester Timeline
16
Fall Semester Timeline
17
Full Senior Design Timeline
18

• Inquiries?