LOOP TRANSMISSION SYSTEM WHICH CAN DETECT A DEFECT AND ESTABLISH A TRANSMISSION LINE CONTAINING THE DEFECT WITHOUT MASTER TRANSMISSION CONTROL UNIT

摘要

P LOOP TRANSMISSION SYSTEM THAT CAN DETECT A DEFECT AND ESTABLISH A TRANSMISSION LINE CONTAINING THE DEFECT WITHOUT MASTER TRANSMISSION CONTROL UNIT. / P P THE TRANSMISSION SYSTEM COMPRISES A FIRST AND A SECOND TRANSMISSION LINES IN LOOP 1, 2 TRANSMITTING DATA WITHIN THE DIRECTION OF A NEEDLE OF A WATCH AND WITH THE MEANING OF THE NEEDLE OF A NEEDLE OF A WATCH AND IN WHICH A NUMBER OF CONTROL TRANSMISSION UNITS 11 TO 13 AND 21 TO 23 ARE INCLUDED IN SERIES AND RESPECTIVELY INTERCONNECTED TO A NUMBER OF TERMINAL UNITS, CORRESPONDING 31, 32, 33, THE TRANSMISSION CONTROL UNITS 11, 12, 13 OF THE FIRST TRANSMISSION LINE 1 EACH INTERCONNECTED TO THE CORRESPONDING TRANSMISSION CONTROL UNIT 21, 22, 23 OF THE SECOND TRANSMISSION LINE 2 BY A DERIVATION CHANNEL, SO THAT A DEFECT IN THE TRANSMISSION LINE MAY BE DETECTED AND THAT A TRANSMISSION LINE CONTAINING THE DEFECT MAY BE ESTABLISHED LIE WITHOUT TRANSMISSION CONTROL UNIT MASTER. / P