Adjustable elasticity FIFO buffer with preload value having...

Electrical computers and digital data processing systems: input/ – Input/output data processing – Flow controlling

Reexamination Certificate

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C710S033000, C710S052000, C710S053000, C710S057000, C710S058000, C710S060000, C710S310000

Reexamination Certificate

active

08041853

ABSTRACT:
A method of processing a data stream through a buffer is performed in accordance with a write clock and a read clock. The buffer has a plurality of sequentially numbered storage cells. The method includes the steps of selecting an initial preload value, with the selecting step including determining a product of the maximum frequency offset between the write and read clocks, and a maximum time between arbitrary symbols in the data stream. The storage cells then receive data units in response to a write pointer. Data units are then provided from the storage cells in response to a read pointer.

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