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:
May. 14, 2024

Filed:

Jan. 08, 2020
Applicant:

Apple Inc., Cupertino, CA (US);

Inventors:

Murali Narasimha, Lake Oswego, OR (US);

Youn Hyoung Heo, San Jose, CA (US);

Yujian Zhang, Beijing, CN;

Assignee:

Apple Inc., Cupertino, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 56/00 (2009.01); H04B 7/185 (2006.01); H04W 48/10 (2009.01); H04W 74/0833 (2024.01);
U.S. Cl.
CPC ...
H04W 56/0045 (2013.01); H04B 7/18513 (2013.01); H04W 48/10 (2013.01); H04W 56/0065 (2013.01); H04W 74/0833 (2013.01);
Abstract

Methods and apparatus are described for carrying out timing adjustments in a wireless communications network. The approach includes a user equipment (UE) that includes processor circuitry and a radio front end circuitry. The processor circuitry is configured to obtain a timing advance value for the wireless communication with a satellite base station, and to determine a transmission time for transmission of a random access channel (RACH) preamble based on the timing advance value. The radio front end circuitry transmits the random access preamble at the transmission time. Finally, the processor circuitry is further configured to receive a response to the transmitted random access preamble.


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