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:
Dec. 09, 2025

Filed:

Sep. 07, 2022
Applicant:

Amazon Technologies, Inc., Seattle, WA (US);

Inventors:

Ali Masoomzadeh, Bellevue, WA (US);

Deepak, Sammamish, WA (US);

Sandeep Ahluwalia, Sammamish, WA (US);

Assignee:

AMAZON TECHNOLOGIES, INC., Seattle, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 7/185 (2006.01); H04W 36/32 (2009.01); H04W 64/00 (2009.01);
U.S. Cl.
CPC ...
H04B 7/18513 (2013.01); H04W 36/322 (2023.05); H04W 64/00 (2013.01);
Abstract

A constellation of satellites provides communication services to user terminals (UTs). Some UTs may be fixed while others are mobile. Each satellite provides communication services to discrete geographic areas or 'spots' on and above the Earth. The mobile UT may operate in various modes. In a normal mode, communication resources within a single spot are allocated to a mobile UT. An obfuscated mode allocates the mobile UT communication resources in many spots, even though the mobile UT is only physically present in one. A whisper mode minimizes transmission from the mobile UT. With the exact location of the mobile UT unknown to the satellites, the mobile UT may send a handover request that is used to schedule a handover to other satellite(s), providing ongoing communication service while the mobile UT moves. In some implementations the handover request is determined in advance. A quiet mode facilitates the mobile UT receiving only.


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