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:
Feb. 18, 2025

Filed:

Aug. 01, 2024
Applicant:

Nokia Solutions and Networks Oy, Espoo, FI;

Inventors:

Ioannis Kimionis, Murray Hill, NJ (US);

Michael Eggleston, Columbus, OH (US);

Eleftherios Kampianakis, Murray Hill, NJ (US);

Traian Abrudan, Espoo, FI;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 13/00 (2006.01); G01S 13/36 (2006.01);
U.S. Cl.
CPC ...
G01S 13/003 (2013.01); G01S 13/36 (2013.01);
Abstract

A multistatic backscatter system may comprise unsynchronized devices. The unsynchronized device may comprise two or more spatially separated transmitter devices to transmit carrier signals, a transmitter device being configured to transmit carrier signals over a frequency set of two or more different frequencies; at least one backscatter device configured to frequency-shift the carrier signals, modulate data on at least some of the carrier signals, and backscatter modulated frequency-shifted carrier signals as backscatter signals, and at least one receiver device configured to receive the carrier signals and the backscatter signals, to process them to obtain the data and determine ranging information for the backscatter device.


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