System and method for high speed digital signaling

Details System and method for high speed digital signaling System and method for high speed digital signaling

2008-03-18

2008-03-18

Payne, David C. (Department: 2611)

Pulse or digital communications

Systems using alternating or pulsating current

Amplitude modulation

C370S533000, C375S219000, C375S353000, C332S115000

Reexamination Certificate

active

10414951

ABSTRACT:
The present invention relates in general to a method, apparatus, and article of manufacture for providing high-speed digital communications through a communications channel. In one aspect, the present invention employs adaptive or adjustable equalization circuitry and techniques in the transmitter and/or receiver to enhance the system performance of, for example, a system using the PAM-4 coding.

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“Binary Code Suitable for Line Transmission”, by Griffith J M, Electronic Letters, IEE Stevenage, GB, vol. 5, No. 4, Feb. 20, 1969, XP000761084, pp. 79-81.

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