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. 20, 2024

Filed:

Dec. 09, 2020
Applicant:

Qualcomm Incorporated, San Diego, CA (US);

Inventors:

Lalan Jee Mishra, San Diego, CA (US);

Richard Dominic Wietfeldt, San Diego, CA (US);

Yiftach Benjamini, Givat Ela, IL;

Assignee:

QUALCOMM Incorporated, San Diego, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 13/38 (2006.01); G06F 13/42 (2006.01);
U.S. Cl.
CPC ...
G06F 13/385 (2013.01); G06F 13/4213 (2013.01); G06F 13/4226 (2013.01); G06F 2213/0042 (2013.01);
Abstract

Sideband signaling in Universal Serial Bus (USB) Type-C communication link allows multiple protocols that are tunneled through a USB link, where sideband signals may be provided through the sideband use (SBU) pins. Further, the SBU pins may be transitioned between different modes of sideband signals. In particular, signals in an initial mode may indicate a need or desire transition to a second mode. After a negotiation, linked devices agree to transition, the two devices may transition to the second mode. By providing this inband sideband signaling that allows mode changes, more protocols can be tunneled with accompanying sideband signaling and flexibility of the USB link is expanded.


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