Title:
SIGNAL TRANSMISSION SYSTEM
Document Type and Number:
Japanese Patent JPS5372412
Kind Code:
A
Abstract:
PURPOSE: To perform the transmission of data having good noise-proof performance and to enable easy detection for the failures such as power failure and open transmission line, by transmitting the signal of specific code on the distribution line of commercial frequency.
Inventors:
KUNIYOSHI OSAMU
SHIRAI KAZUHIKO
ISHIKAWA HIROTSUGU
SHIRAI KAZUHIKO
ISHIKAWA HIROTSUGU
Application Number:
JP14852976A
Publication Date:
June 27, 1978
Filing Date:
December 09, 1976
Export Citation:
Assignee:
NIPPON ELECTRIC CO
HOKURIKU ELECTRIC POWER
HOKURIKU ELECTRIC POWER
International Classes:
G08C19/06; H04B3/54; H04Q9/14; (IPC1-7): G01D5/243; G08C15/00; H04L11/16; H04Q9/00