Gigabit ethernet line driver and hybrid architecture

Coded data generation or conversion – Analog to or from digital conversion – Digital to analog conversion

Reexamination Certificate

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Details

C375S294000

Reexamination Certificate

active

10299273

ABSTRACT:
A gigabit ethernet line driver includes a transmitter having both transmitter and active hybrid outputs. The transmitter consists of a plurality of transmitter clusters each connected to both the transmitter and active hybrid outputs. Each transmitter cluster includes a plurality of transmitter cells consisting of a driver cell and digital to analog converter connected to driver cell. A hybrid circuit connects between the transmitter outputs and receiver inputs for separating a receiver signal from the transmitter signal responsive to a tuning signal.

REFERENCES:
patent: 6411647 (2002-06-01), Chan
patent: 6844837 (2005-01-01), Sutardja et al.
patent: 2003/0032394 (2003-02-01), Westra et al.
patent: 2003/0219111 (2003-11-01), Frey
Roo, P.; A CMOS transceiver analog front-end for gigabit ethernet over CAT-5 cables; IEEE International Solid-State Circuits Conference, 2001. Digest of Technical Papers. ISSCC. 2001; Feb. 5-7, 2001 pp. 310-311, 458□□.

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