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KySat Briefing & Status Report

This briefing provides an overview of the KySat Technology Team's project strategies, concept of operations, design overview, capabilities, completed and remaining tasks. It also includes a presentation overview by various team members and advisors.

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KySat Briefing & Status Report

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  1. KySat Briefing & Status Report NASA Ames Research Campus 9 August 2006

  2. The Technology Team Interactions & Networking Project Strategies Concept of Operations Design Overview Capabilities Standout Deltas Completed Tasks Tasks Remaining Looking Forward Presentation Overview

  3. Alaa Aly University of Louisville Software Systems Jennifer Carter Morehead State University Ground Operations Garrett Chandler University of Kentucky Systems Design Daniel Erb Murray State University Support Systems Bill Hutchison University of Louisville Mechanical Systems Dale McClure University of Kentucky RF Systems Greg Strickler Western Kentucky University Software Systems KySat Technology Team

  4. Dr. Ben Malphrus Morehead State University GroundOps Lead Dr. Jim Lumpp University of Kentucky Engineering Lead KySat On-Site Advisors

  5. Stanford Advisors Bob Twiggs Jamie Cutler Ben Yuan Suppliers Ivan Galysh - StenSat Craig Clark - Clyde Space Andrew Kalman - Pumpkin Adam Reif - Pumpkin Myke Kalachian - SpectroLab Launch Integration William Whalen Brian Klofas Ham Radio APRS Bob Bruninga Bill Diaz KySat Interns Matt Colgan Pierric Jammes Cedric Bayart Others John Ellis Jeff Kruth Bill Storck Interactions & Networking

  6. Project Strategies • Simplicity • Commercial Off-the-Shelf Systems • Leverage Existing Work • Remove Non-Critical Subsystems • Task-Oriented Work Schedule • Documentation • Real-Time • Abstract

  7. Concept of Operations • Provide Focus to Efforts • Two Operational Modes • Mode 1 – Basic Analog User • Mode 2 – Advanced Digital User • New Revision in Progress

  8. Operation Mode 1 Summary • User • Upload audio to KySat server • Enter location and schedule pass on server • Receive pass information via email • Retrieve audio file and picture from server • Ground Station Operation • Upload schedule information • Upload audio file • Download pictures • Download telemetry

  9. Operation Mode 1 Summary • Capabilities • Audio Playback • Photo Capture • Audio Telemetry • Automatic or Keypad Initiated • No computer required for playground station • Intended for educational user

  10. Operation Mode 2 Summary • Capabilities • Upload data • Download data • Transactions archived on server • Additional hardware required • Intended for advanced users

  11. System Overview Flight Processor Electrical Power System VHF/UHF Radio System S-Band Radio System Digital Still Camera Mass Digital Storage Solar Arrays System Support Module System Support Module DTMF Decoder Real Time Clock TCXO Backup RTC Power Watch Dog Timer Supervisor Processor Camera Interface Antenna Deployment Design Overview

  12. Design Overview • Ground Segment • Main Ground Station • S-Band Communications • Primary Data Pipeline • Secondary Ground Stations • Primary School Users • Ham Radio Enthusiasts • Kentucky Universities • Packet Network • KySat Database • KySat.com • HAM Page • User Page • End Users

  13. System Block Diagram

  14. SSM Block Diagram

  15. Ground Block Diagram

  16. Capabilities • Continuous Wave Beacon • Digital Beacons • Audio Telemetry • Audio Playback • Photographs • Telemetry Windows • Command Schedule • Power Mode Switching • File Transfer • S-Band Radio Control • DTMF Receive

  17. Standout Deltas • Automatic Position Reporting System Compatible • Morehead 21-Meter S-Band Communications • S-Band Radio as Payload • KySat System Support Module • Audio Telemetry • Rapid Design & Build • Educational Focus

  18. Completed Tasks • Antenna Mounting • Antenna Deployment • Electrical Power System • UHF/VHF Radio • Solar Cells • SSM Layout • File System Library • Command Scheduler

  19. Completed Tasks • Command List • Telemetry Channels • MIME Encoder • KS64 Encoder • Packet Framing • KCOM Format • Timestamp Format • Data File Formats

  20. Tasks Remaining • Build System Support Module • Build Solar Panels • Acquire Better Cover Glass • Acquire Electrical Power System • Hysteresis Bars and Magnets • Determine Appropriate Size • Purchase • Adjust Satellite Center of Mass

  21. Tasks Remaining • Acquire S-Band Feed Horn • Buy VHF/UHF Radio Board • Build Antenna Mount • Gold Plate Antennas • Build Antenna Tuning Circuit • Characterize Antennas • IARU Frequency Allocation

  22. Tasks Remaining • Acquire File System Library • Acquire Salvo Libraries • Acquire Rev C Flight Module • Versioning System Server • Finish Abstract Documentation • Update Concept of Operations

  23. Looking Forward • Ground Station Software • Flight Software • System Verification • Engineering Model Construction • Flight Model Construction • Thermal/Vacuum Tests • Web Programming • Teaching Integration Strategy • Strategy for this Fall and Beyond

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