Title:
PILOT TEST SYSTEM
Document Type and Number:
Japanese Patent JPS5255405
Kind Code:
A
Abstract:
PURPOSE: The pilot transmitter/receiver is installed at time division switchboard in order to perform transmission and reception of pilot signal at circulation path, In this way, the communication channel test can be quickly performed.
Inventors:
SATOU HIROAKI
KOJIMA TAKUTO
NAITOU SHIYUNICHI
YUKUMATSU KENICHI
KOJIMA TAKUTO
NAITOU SHIYUNICHI
YUKUMATSU KENICHI
Application Number:
JP13164175A
Publication Date:
May 06, 1977
Filing Date:
October 31, 1975
Export Citation:
Assignee:
FUJITSU LTD
NIPPON TELEGRAPH & TELEPHONE
NIPPON TELEGRAPH & TELEPHONE
International Classes:
H04M3/26; H04Q11/04; (IPC1-7): G06F3/00; G06F13/00
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