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NASA DSN Radio Astronomy Signal Processing Ambitions for DSN Radio Astronomy Tom Kuiper JPL - Caltech

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Signal Processing Ambitions for DSN Radio Astronomy Tom Kuiper JPL - Caltech. NASA DSN Radio Astronomy. NASA DSN Radio Astronomy DSN Station Locations. NASA DSN Radio Astronomy Goldstone – Madrid - Canberra. Radio Astronomy Receivers 18.0 – 26.5 GHz (70-m antennas) ‏ - PowerPoint PPT Presentation

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Page 1: NASA DSN Radio Astronomy

NASA DSN Radio Astronomy

Signal Processing Ambitions for DSN Radio Astronomy

Tom KuiperJPL - Caltech

Page 2: NASA DSN Radio Astronomy

NASA DSN Radio AstronomyDSN Station Locations

Page 3: NASA DSN Radio Astronomy

NASA DSN Radio AstronomyGoldstone – Madrid - Canberra

Page 4: NASA DSN Radio Astronomy

NASA DSN Radio Astronomy

Standard Receivers 1.6 – 1.7 GHz (70-m

antennas) 2.2 – 2.3 GHz 8.2 – 8.6 GHz 31.5 – 32.5 GHz (not

70-m antennas)

Radio Astronomy Receivers 18.0 – 26.5 GHz (70-

m antennas) 39 – 50 GHz

(Madrid 34-m) 31 – 34 GHz

(Goldstone 34-m)

Page 5: NASA DSN Radio Astronomy

NASA DSN Radio Astronomy18-26 GHz Receiver Concept

Page 6: NASA DSN Radio Astronomy

NASA DSN Radio Astronomy

Data recorders (Standard DSN equipment) MkV VLBI (500 MHz BW, post real-time

processing) VLBI Science Receivers ( 4x16 MHz BW, near real-

time software PFB, FFT, AC) Autocorrelators (Spaceborne)

Canberra (400 MHz, 4096 ch) Madrid (500 MHz, 1024 ch) Goldstone (500 MHz, 1024 ch)

Page 7: NASA DSN Radio Astronomy

NASA DSN Radio Astronomy Current Research

Extragalactic water masers (wide bandwidth, high resolution, [two polarizations])

H20, NH

3 (three lines), CCS [,C

3H

2] in star

forming regions CCS 11 GHz Zeeman effect in pre-protostellar

clouds VLBI SETI

Page 8: NASA DSN Radio Astronomy

NASA DSN Radio AstronomyFuture Capability

Search for extragalactic water masers: two polarization beamswitching (four IFs) with 8192 ch over 400 MHz

Search for RRATs and isolated bursts (400 MHz BW real-time de-dispersion and capture)

Giant nanosecond pulses between 18 and 26 GHz, full Stokes (de-dispersion and capture)

Monitor Mars electrostatic microdischarges

Page 9: NASA DSN Radio Astronomy

NASA DSN Radio AstronomySignal Processing Roadmap

08Q4 ROACH with 1 ADC prototype development Repair and deploy 128M ch SETI spectrometer

09Q1-2 Deploy and field test prototype at Goldstone

09Q3-4 Deploy one ROACH to each station

10Q1 ff .....