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:
Sep. 27, 2022

Filed:

Aug. 25, 2020
Applicant:

Rambus Inc., San Jose, CA (US);

Inventors:

Jared L. Zerbe, Woodside, CA (US);

Brian Hing-Kit Tsang, Fremont, CA (US);

Barry William Daly, Chapel Hill, NC (US);

Assignee:

Rambus Inc., San Jose, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/324 (2019.01); G06F 1/3237 (2019.01); G06F 13/16 (2006.01); G06F 1/3287 (2019.01); G06F 13/28 (2006.01);
U.S. Cl.
CPC ...
G06F 1/3237 (2013.01); G06F 1/324 (2013.01); G06F 1/3287 (2013.01); G06F 13/1673 (2013.01); G06F 13/1689 (2013.01); G06F 13/28 (2013.01); Y02D 10/00 (2018.01); Y02D 30/50 (2020.08);
Abstract

The disclosed embodiments relate to a system that supports dynamic bursts to facilitate frequency-agile communication between a memory controller and a memory device. During operation, the system monitors a reference clock signal received at an interface between the memory device and the memory controller. Upon detecting a frequency change in the reference clock signal from a fullrate to a subrate, the interface operates in a burst mode, wherein data is communicated through bursts separated by intervening low-power intervals during which portions of the interface are powered down.


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