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:
Feb. 13, 2018

Filed:

Oct. 06, 2014
Applicant:

Qualcomm Incorporated, San Diego, CA (US);

Inventor:

Shoichiro Sengoku, San Diego, CA (US);

Assignee:

QUALCOMM Incorporated, San Diego, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 13/00 (2006.01); G06F 13/36 (2006.01); G06F 13/38 (2006.01); G06F 13/42 (2006.01); G06F 13/40 (2006.01); G06F 13/28 (2006.01);
U.S. Cl.
CPC ...
G06F 13/4004 (2013.01); G06F 13/28 (2013.01); G06F 13/36 (2013.01); G06F 13/42 (2013.01);
Abstract

In a shared bus where communications are managed by a master device, direct slave device to slave device (S2S) communications is implemented. A first slave device wanting to communicate with a second slave device may make a S2S communication request to the master device. The request may include a requested number of words that the first slave device wishes to send over the shared bus. The master device may have a current word limit which may vary based upon operating parameters. The master device may deny the request if the requested number of words is greater than the current word limit or if it does not support S2S communications. Denial of the request may also be for other reasons, like activity over the shared bus. If the master device grants the request, the slave device may send the requested number of words to another slave device over the shared bus.


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