Title:
ABNORMAL SUPERVISING SYSTEM OF SIGNAL TRANSMISSION SYSTEM
Document Type and Number:
Japanese Patent JPS5271908
Kind Code:
A
Abstract:
PURPOSE: To obtain an output which can be supplied to make fail-safe working at the receiving terminal, by detecting abnormals of transmitting terminal or transmission path and also power source trouble of the receiving side at the receiving terminal, and by adjusting these anomalies to an equal output.
Inventors:
NAKAMURA MITSURU
YOSHIZAKI ATSUHIRO
YOSHIZAKI ATSUHIRO
Application Number:
JP14731875A
Publication Date:
June 15, 1977
Filing Date:
December 12, 1975
Export Citation:
Assignee:
HITACHI LTD
International Classes:
H04L25/02; H04L23/00; H04L69/40; (IPC1-7): H04B17/00; H04L23/00
Domestic Patent References:
| JPS5231629A | 1977-03-10 | |||
| JP35002150A |