Network communication device and hybrid circuit thereof

Telephonic communications – Subscriber line or transmission line interface – Hybrid circuit

Reexamination Certificate

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Details

C379S398000, C379S093050

Reexamination Certificate

active

07072464

ABSTRACT:
A network communication device and hybrid circuit thereof. The hybrid circuit includes a first transformer, a second transformer and a protector electrically connected between the primary winding of the first transformer and the primary winding of the second transformer for protecting transmission function of internet and inhibiting interference of low-frequency signals generated during the communication process.

REFERENCES:
patent: 6792104 (2004-09-01), Schley-May
patent: 2003/0112963 (2003-06-01), Chen et al.

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