advisor: dr. chandra

Advisor: Dr. Chandra

Christopher Picard Michael Neuberg

Radar Basics CSU Facilities Hardware Accelerator Pawnee Update Next Semester Plans

Radar- RAdio Detection And Ranging

Transmits microwaves

Elevation position, ∅ Azimuth Position, Ѳ

National Weather Service

Old CHILL Dish and Antenna

Constructing new dish location

Generates waveform of signals

Builds up signal and transmits

Pawnee Facility

Inside the Radome

GPS, DSP, etc

Signal Monitors and Generator

Parametric Time Domain Method (PTDM) Prevents the need for Fourier Transforms Prevents signal Leakage

Problem Requires calculating inverses and

determinates of large matrices Can not perform calculations in real time on

standard CPU Solution Requirements

Implement PTDM algorithm in real time

Graphics Card Can perform multiple

operations in parallel Designed to optimize

required matrix calculations

Nvidia CUDA Compute Unified

Device Architecture

SpecificationMultiprocessor 16Memory 1.5 GBShared Memory 16 KB per MPRegisters 8192 per MPThreads 768Memory Bandwidth

76.8 GB/Sec

Hewlett Packard xw 9400 workstation

Replace synchros with optical encoders

Interface encoders and signal processor with FPGA

Design and build interface board

Improves radar tracking and positioning

Why replace synchros?

Stegmann ARS-20 absolute encoder

Rotating encoder disk

Enhanced resolution

Reduces noise and cost with less wires

Xilinx Spartan-3E FPGA

BASYS board

Printed Circuit Board

VHDL programming

Generate clock signal

Donations

CHILL Radar FacilityEncoders, development board, circuit board ($1,250)

Hewlett Packardxw 9400 workstation, 2 Quadro Fx 5600

($4,500)

Hardware Accelerator Tasks Start Date

Finish Date

Durations

Get system setup and successfully run simple test CUDA programs.

12/10/07 1/21/08 6 Weeks

Finish CUDA code that optimizes performance on real sample data

1/21/08 2/18/08 4 Weeks

Integrate CUDA code with algorithm code.

2/18/08 3/31/08 6 Weeks

Configure system to interact with radar interface and integrate system into site.

3/31/08 4/14/08 2 Weeks

Hardware Update Tasks Start Date

Finish Date

Durations

Finish programming interface for FPGA(Combine data, state machine, transmit)

------------- 1/27/08 12 Weeks

Design printed circuit board 1/27/08 3/23/08 8 WeeksBuild, test, and debug circuit board 3/23/08 4/13/08 3 Weeks

http://www.engr.colostate.edu/ece-sr-design/AY07/radar/index.html

Acknowledgments Dr. Chandra Jim George Cuong Nguyen Darryl Benally Hewlett Packard