Optically-coupled data access arrangement and transhybrid

Details Optically-coupled data access arrangement and transhybrid Optically-coupled data access arrangement and transhybrid

1995-03-23

1996-09-10

Hofsass, Jeffery

Telephonic communications

Telephone line or system combined with diverse electrical...

Having transmission of a digital message signal over a...

379399, 379412, 379402, 379405, H04M 1100

Patent

active

055552935

ABSTRACT:
Isolation and interconnection of a telephone network of tip and ring lines and the analog ports of a modem are achieved with a transhybrid that incorporates optically-coupled isolation stages. Optical isolators connect to the tip and ring lines to provide optimal isolation and unidirectional transfer of signals.

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