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:
Jan. 30, 2024

Filed:

Aug. 17, 2022
Applicant:

Interdigital Patent Holdings, Inc., Wilmington, DE (US);

Inventors:

J. Patrick Tooher, Montreal, CA;

Janet A. Stern-Berkowitz, Little Neck, NY (US);

Pouriya Sadeghi, San Diego, CA (US);

Moon-il Lee, Melville, NY (US);

Marian Rudolf, Montreal, CA;

Assignee:

InterDigital Patent Holdings, Inc., Wilmington, DE (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 72/23 (2023.01); H04W 74/08 (2009.01); H04W 16/14 (2009.01); H04W 72/12 (2023.01);
U.S. Cl.
CPC ...
H04W 72/23 (2023.01); H04W 16/14 (2013.01); H04W 74/0808 (2013.01); H04W 72/1215 (2013.01);
Abstract

Systems, devices, and methods are disclosed for determining one or more clear channel assessment occasions. Techniques include performing one or more clear channel assessment (CCA) processes on a channel during the one or more CCA occasions to determine whether the channel is available at the one or more CCA occasion based on the one or more CCA processes. Techniques include sending the UL transmission in one or more UL subframes via the channel on at least a condition that the channel is determined to be available at the one or more CCA occasions. Techniques include performing the one or more CCA processes on the channel during another of the one or more CCA occasions on at least a condition that the channel is determined to be unavailable at a previous CCA occasion.


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