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:
Oct. 17, 2023

Filed:

Nov. 09, 2021
Applicant:

SK Hynix Inc., Icheon-si, KR;

Inventors:

Yong Tae Jeon, Icheon-si, KR;

Ji Woon Yang, Icheon-si, KR;

Assignee:

SK HYNIX INC., Icheon-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0659 (2013.01); G06F 3/0604 (2013.01); G06F 3/0625 (2013.01); G06F 3/0634 (2013.01); G06F 3/0635 (2013.01); G06F 3/0679 (2013.01);
Abstract

A peripheral component interconnect express (PCIe) interface system is provided to include a PCIe interface device, a host, and a non-volatile memory express (NVMe) device connected to the host through the interface device. The host includes a host memory configured to store information on a command to be executed on the NVMe device and a command that has been executed on the NVMe device, and an NVMe driver configured to transmit the command to be executed on the NVMe device to the host memory, and output a doorbell signal indicating that the command to be executed on the NVMe device has been stored in the host memory to the NVMe device. The NVMe device requests to the host memory to register a lightweight notification (LN) indicating a position in which the command to be executed on the NVMe device is stored.


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