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:
Dec. 04, 2018

Filed:

Dec. 20, 2016
Applicant:

Intel Corporation, Santa Clara, CA (US);

Inventors:

Peng Li, Hillsboro, OR (US);

Anand S. Ramalingam, Beaverton, OR (US);

Jawad B. Khan, Cornelius, OR (US);

William K. Lui, Portland, OR (US);

Divya Narayanan, Hillsboro, OR (US);

Sanjeev N. Trika, Portland, OR (US);

Assignee:

INTEL CORPORATION, Santa Clara, CA (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 3/061 (2013.01); G06F 3/0655 (2013.01); G06F 3/0688 (2013.01);
Abstract

Provided are an apparatus, system and method for offloading collision check operations in a memory storage device to a collision check unit. A collision check unit includes a collision table including logical addresses for pending Input/Output (I/O) requests. An I/O request is received to a target logical address addressing a block of data in the non-volatile memory. The logical address is sent to the collision check unit. Resources to transfer data with respect to the transfer buffer to data for the I/O request are allocated in parallel while the collision check unit is determining whether the collision table includes the target logical address. The collision check unit determines whether the collision table includes the target logical address and returns indication of whether the collision table includes the target logical address indicating that current data for the target logical address is already in the transfer buffer.


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