OBDH

AcronymDefinition
OBDHOn-Board Data Handling
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Comparatively, the OBDH had a very high percentage error of test failure--this is due to a missing variable in the subsystem implementation, which results in the systematic missing of information in the test case outputs.
In the case of the DCS and the OBDH, [Q.sub.calculated] > [Q.sub.critical].
Variable Variable description Error description WK_C_01 Electrical status of the The variable is not defined diplexer when the diplexer enters in the stand-by mode TM007 UHF switch status, which The variable is not updated indicates the channel the according to the cause- transmitter is working on effect table of the DCS specification TM008 S-band switch status, which The variable is not updated indicates the channel the according to the cause- transmitter is working on effect table of the DCS specification OMf4 Fault operation mode where The simulator does not the oscillator and include faulty state; the transmitter are on variables assume wrong values Table 13: Results for DCS, OBDH, and SYSC.