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:
Jan. 07, 2020
Filed:
Nov. 27, 2017
Applicant:
Sequans Communications S.a., Colombes, FR;
Inventors:
Ioannis Xirouchakis, Colombes, FR;
Serdar Sezginer, Colombes, FR;
Assignee:
SEQUANS COMMUNICATIONS S.A., Colombes, FR;
Primary Examiner:
Int. Cl.
CPC ...
H04W 56/00 (2009.01); H04W 72/04 (2009.01); H04W 74/08 (2009.01);
U.S. Cl.
CPC ...
H04W 56/005 (2013.01); H04W 56/003 (2013.01); H04W 56/006 (2013.01); H04W 72/0446 (2013.01); H04W 74/085 (2013.01); H04W 72/0406 (2013.01);
Abstract
A method of synchronizing uplink between a UE and a cell, the method comprising determining PRACH capabilities of the UE, determining a negative timing offset for use with the transmission of at least one PRACH signal, determining an order for utilizing the negative timing offset, transmitting from the UE, at least one PRACH signal from a group of N PRACH signals, each of the at least one PRACH signals having a predetermined power level and transmitted by the UE at a time based on the negative timing offset, the order, and the PRACH capabilities of the UE.