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. 21, 2025

Filed:

Jan. 28, 2021
Applicant:

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

Inventors:

Alpaslan Demir, East Meadow, NY (US);

Tanbir Haque, Jackson Heights, NY (US);

Ravikumar Pragada, Warrington, PA (US);

Hussain Elkotby, Conshohocken, PA (US);

Mahmoud Abdelgelil, San Diego, CA (US);

Patrick Cabrol, Bayshore, NY (US);

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 27/06 (2006.01); H04L 27/26 (2006.01);
U.S. Cl.
CPC ...
H04L 27/266 (2013.01); H04L 27/2659 (2013.01); H04L 27/2695 (2013.01);
Abstract

A method for initial timing synchronization for a WTRU to communicate with a network includes receiving an in-channel narrowband synchronization sequence from the network to enable initial coarse timing synchronization, determining coarse timing offset and a range between a beam source of a network transmitter and the WTRU, selecting a wideband sequence for fine timing synchronization using the estimated range, transmitting the selected wideband sequence for fine timing synchronization during an uplink timing occasion, receiving from the network a transmission of the selected wideband sequence for fine timing synchronization, and establishing fine timing synchronization between the WTRU and the network using the selected sequence.


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