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.
Patent No.:
Date of Patent:
Oct. 29, 2024
Filed:
Mar. 27, 2020
Interdigital Patent Holdings, Inc., Wilmington, DE (US);
Tuong Hoang, Montreal, CA;
Seyed Mohsen Hosseinian, San Diego, CA (US);
Mahmoud Taherzadeh Boroujeni, San Diego, CA (US);
InterDigital Patent Holdings, Inc., Wilmington, DE (US);
Abstract
Methods, apparatuses, systems, etc. for, and/or for use in connection with, performing initial access in a non-terrestrial network (NTN) of a communications system. Among such methods is a method that may be implemented in a wireless transmit/receive unit (WTRU) and may include any of receiving, from the NTN, differential delay information and physical random access channel (PRACH) configuration information indicating a set of preambles and a PRACH occasions configuration; determining a set of candidate PRACH occasions, from among a plurality of PRACH occasions of the PRACH occasion configuration, based on the differential delay information; selecting a preamble from a group of the preambles allocated to one candidate PRACH occasion of the set of candidate PRACH occasions; and transmitting the selected preamble using a PRACH resource corresponding to the one candidate PRACH occasion.