Title :
A new VLBI data acquisition and processing system, K-4
Author :
Kiuchi, H. ; Hama, S. ; Imae, M. ; Sekido, M. ; Nakajima, J. ; Kondo, T.
Author_Institution :
Commun. Res. Lab., Kashima Space Res. Center, Ibaraki, Japan
fDate :
June 27 1994-July 1 1994
Abstract :
We have been developed a new VLBI system applicable to VLBA and VSOP. This system has been achieved by using a high speed A/D, digital filter and 32 MHz IRM. An XF type correlation processor has been developed by making use of field programmable gate array.<>
Keywords :
astronomy computing; computerised instrumentation; data acquisition; logic arrays; radioastronomical techniques; radiowave interferometry; signal processing equipment; 32 MHz; 32 MHz IRM; K-4; VLBI data acquisition; VSOP; XF type correlation processor; correlation processing; digital filter; field programmable gate array; high speed A/D; Bandwidth; Data acquisition; Digital filters; Field programmable gate arrays; Frequency conversion; Image converters; Local oscillators; Quantization; Sampling methods; Signal synthesis;
Conference_Titel :
Precision Electromagnetic Measurements, 1994. Digest., 1994 Conference on
Conference_Location :
Boulder, CO, USA
Print_ISBN :
0-7803-1984-2
DOI :
10.1109/CPEM.1994.333441
