DEVICE FOR CHECKING AND EVALUATING NOISE-IMMUNITY LEVEL OF ON-BOARD EQUIPMENT FOR AUTOMATIC LOCOMOTIVE SIGNALLING Russian patent published in 2015 - IPC B61L3/10 

FIELD: radio engineering, communication.

SUBSTANCE: device comprises a programmable code and distortion setting unit, an automatic locomotive signalling (ALS) code signal and interference generator, a current level measurement and adjustment unit, a track circuit, on-board ALS locomotive equipment, a locomotive traffic light reading unit, an on-board ALS readings analysis module and a module for analysing time parameters of switching readings of the on-board ALS, a checking protocol generating module, a data input unit, a display unit, a recording unit and a memory unit. The programmable code and distortion setting unit is provided with a control unit.

EFFECT: improved objectivity of checking on-board automatic locomotive signalling equipment and reliability of evaluating the noise-immunity level thereof, eliminating the effect of the human factor on the checking results.

5 cl, 1 dwg