Comtech EF Data C5 - Manual (Page 276)

Options C5/K1/K3 Integrated Satellite Terminal System
A–32 Rev. 0
The Reed-Solomon Codec works in conjunction with the Viterbi decoder and includes
additional framing, interleaving, and Codec processing to provide concatenated FEC and
convolutional encoding and decoding.
Refer to Figure A-9 for a block diagram of the Reed-Solomon Codec.
CHASSIS
INTERFACE
CDR DATA
LOOPBACK
TX DATA
TX CLK
MUXDATA
MUX CLK
INTERFACE
PCB
MUX
CDR CLK
DEC DATA
OVERHEAD
PROCESSOR
RX
DATA
LOOPBACK
MUX
DMXDATA
DMX CLK
RX CLK
DEC CLK
REED-SOLOMON
MAIN MAIN
PCB
Figure A-9. Reed-Solomon Codec Block Diagram
A.3.1.1 Specifications
Refer to Table A-8 overhead types and data rates supported by the Reed-Solomon Codec
option are listed below. Refer to Chapter 2 for BER specifications.
Table A-8. Specifications
Overhead Type Data Rate
ASYNC 2.4 to 2048 kbit/s
No Overhead 2.4 to 4.555 kbit/s