Title:
DIRECT CURRENT SUPPLY CIRCUIT
Document Type and Number:
Japanese Patent JPS5317214
Kind Code:
A
Abstract:
PURPOSE: To attain to make the transformer small-sized and economize without spoiling the ground balance, by supplying the DC to the communication terminal from the voltage source the same interface condition as before.
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Inventors:
MIYAHARA NOBUYUKI
Application Number:
JP9129576A
Publication Date:
February 17, 1978
Filing Date:
August 02, 1976
Export Citation:
Assignee:
OKI ELECTRIC IND CO LTD
International Classes:
H04M19/00; H04B3/44; (IPC1-7): H04B3/44