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. 10, 2023

Filed:

Jan. 09, 2019
Applicant:

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

Inventors:

Xiaofei Wang, Cedar Grove, NJ (US);

Hanging Lou, Syosset, NY (US);

Joseph S. Levy, Merrick, NY (US);

Assignee:

INTERDIGITAL PATENT HOLDINGS, INC., Wilmington, DE (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 52/02 (2009.01); H04W 84/12 (2009.01); H04W 88/06 (2009.01);
U.S. Cl.
CPC ...
H04W 52/0274 (2013.01); H04W 52/0219 (2013.01); H04W 52/0222 (2013.01); H04W 52/0229 (2013.01); H04W 52/0216 (2013.01); H04W 84/12 (2013.01); H04W 88/06 (2013.01);
Abstract

Methods and apparatuses are described herein for rediscovery and medium access for wake-up radios. For example, a wireless transmit receive unit (WTRU) may receive, via a first transceiver, a frame that includes a wake-up radio (WUR) operation element having a first counter value. The WTRU may deactivate the first transceiver and activate a second transceiver, wherein the first transceiver enters into a doze state and the second transceiver is in an awake state. The WTRU may then receive, via the second transceiver in the awake state, a WUR frame that includes a second counter value indicating an update of a plurality of basic sewer set (BSS) parameters associated with the first transceiver. On a condition that the second counter value is different than the first counter value, the WTRU may activate the first transceiver to update the plurality of BSS parameters, wherein the first transceiver enters into an awake state.


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