Flexible receiver architecture
AssigneeAltera Corporation
InventorsWeiqi DING, Sergey SHUMARAYEV, Peng LI, Sriram NARAYAN
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Abstract
One embodiment relates to a receiver circuit for a data link. The receiver circuit includes at least a first signal path, a second signal path, and a path selector circuit. The first signal path includes first equalization circuitry, and the second signal path includes second equalization circuitry. The path selector circuit is configured to select one signal path of the first and second signal paths. Other embodiments and features are also disclosed.
Claims20
A receiver circuit for a data link, the receiver circuit comprising:
- a first signal path including first equalization circuitry;
- a second signal path including second equalization circuitry;
- and
- a path selector circuit which is configured to select one signal path of the first and second signal paths.
An integrated circuit comprising:
- a serial data receiver including multiple signal paths, each signal path including at least one equalization circuit;
- and
- a path selector circuit which is configured to select one signal path of the multiple signal paths.
A method of receiver equalization, the method comprising:
- providing an integrated circuit with a multiple-path receiver equalizer and a path selector circuit;
- performing electronic programming to configure the path selector circuit to use a selected signal path for receiver equalization;
- and
- performing equalization on received data using the selected signal path.
Dependencies are inferred from the claim text.