A Digital Backend Architecture for Fourier Imaging
A Digital Backend Architecture for Fourier Imaging
A Digital Backend Architecture for Fourier Imaging
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F engine<br />
ROACH-1<br />
40 Mbps<br />
ADC<br />
64ch<br />
CX-0<br />
CX-1<br />
CX-2<br />
CX-3<br />
CX-0<br />
CX-1<br />
CX-2<br />
CX-3<br />
Internal Oscillator<br />
200 MHz<br />
S engine<br />
ROACH-3<br />
System Generetor set<br />
to arbitrary clock<br />
16 out x 4 ch each x 12 bit<br />
9<br />
pps<br />
Clock<br />
40MHz + 7dBm<br />
CX-0<br />
Internal Oscillator<br />
200 MHz<br />
pps<br />
10MHz<br />
CX-1<br />
CX-2<br />
X engine<br />
ROACH-2<br />
Hydrogen Maser<br />
Atomic Clock<br />
Distributor<br />
Clock Synthetizer<br />
CX-3<br />
System Generetor set<br />
to arbitrary clock<br />
Clock Signals