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:
Jun. 28, 2016

Filed:

Aug. 19, 2013
Applicant:

Futurewei Technologies, Inc., Plano, TX (US);

Inventors:

Norbert Egi, Santa Clara, CA (US);

Guangyu Shi, Cupertino, CA (US);

Raju Joshi, Los Altos, CA (US);

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 13/28 (2006.01); G06F 13/24 (2006.01);
U.S. Cl.
CPC ...
G06F 13/28 (2013.01); G06F 13/24 (2013.01);
Abstract

A method implemented in a memory device, wherein the memory device comprises a first memory and a second memory, the method comprising receiving a direct memory access (DMA) write request from a first central processing unit (CPU) in a first computing system, wherein the DMA write request is for a plurality of bytes of data, in response to the DMA write request receiving the plurality of bytes of data from a memory in the first computing system without processing by the first CPU, and storing the plurality of bytes of data in the first memory, and upon completion of the storing, sending an interrupt message to a second CPU in a second computing system, wherein the interrupt message is configured to interrupt processing of the second CPU and initiate transfer of the plurality of bytes of data to a memory in the second computing system.


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