The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 23, 2024

Filed:

Aug. 05, 2022
Applicant:

Realtek Semiconductor Corp., HsinChu, TW;

Inventors:

Yuefeng Chen, Suzhou, CN;

Hui Gu, Suzhou, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 12/123 (2016.01);
U.S. Cl.
CPC ...
G06F 12/124 (2013.01);
Abstract

A method for controlling operations of an asynchronous FIFO memory includes: determining a current depth of the asynchronous FIFO memory according to at least one of a clock ratio, a burst length and a continuous transmission length, where the clock ratio is a ratio of a frequency of a first clock signal used by a master device to a frequency of a second clock signal used by a slave device; configuring one or more entries of the asynchronous FIFO memory to be used according to the current depth; and controlling a plurality of FIFO clock signals provided to the asynchronous FIFO memory according to the current depth. One FIFO clock signal corresponds to one entry, and one or more FIFO clock signals corresponding to one or more entries that are not configured according to the current depth are disabled.


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