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:
Nov. 06, 2018

Filed:

Sep. 21, 2016
Applicant:

Cypress Semiconductor Corporation, San Jose, CA (US);

Inventors:

Mark Alan McClain, San Diego, CA (US);

Qamrul Hasan, Santa Clara, CA (US);

Clifford Alan Zitlaw, San Jose, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/00 (2006.01); G06F 3/06 (2006.01); G06F 11/07 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0614 (2013.01); G06F 3/0653 (2013.01); G06F 3/0659 (2013.01); G06F 3/0665 (2013.01); G06F 3/0673 (2013.01); G06F 11/0745 (2013.01); G06F 11/0757 (2013.01); G06F 11/0769 (2013.01); G06F 11/0772 (2013.01);
Abstract

Disclosed herein are system, apparatus, methods and/or combinations and sub-combinations thereof, for using a read data strobe signal received at a host device from a peripheral device to convey variable latency (flow) control or report an error in the data content read from the peripheral device. Reception of the read data strobe signal before a predetermined maximum latency time, provides variable latency control back to the host by indicating when valid data is available for capture. If the read data strobe signal is not received before expiration of a predetermined maximum latency time, the peripheral controller is indicating a read data error back to the host.


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