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. 16, 2025

Filed:

May. 12, 2023
Applicant:

Rockwell Collins, Inc., Cedar Rapids, IA (US);

Inventors:

Joseph T. Graf, Center Point, IA (US);

Tj T. Kwon, Marion, IA (US);

Eric J. Loren, North Liberty, IA (US);

William B. Sorsby, Cedar Rapids, IA (US);

Assignee:

Rockwell Collins, Inc., Cedar Rapids, IA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 56/00 (2009.01); G01S 5/00 (2006.01); G01S 13/58 (2006.01); G01S 13/62 (2006.01);
U.S. Cl.
CPC ...
G01S 5/0027 (2013.01); G01S 13/583 (2013.01); G01S 13/62 (2013.01); H04W 56/0015 (2013.01); H04W 56/0035 (2013.01); H04W 56/005 (2013.01);
Abstract

A node of a multi-node network (e.g., a transmitter (Tx) node or receiver (Rx) node) is disclosed. The node may include a communications interface with antenna elements and a controller. The controller may include one or more processors and have information of own-node velocity and own-node orientation relative to a common reference frame. The node may be time synchronized to apply Doppler corrections associated with the node's own motions relative to the common reference frame. The node may receive an input sequence via a zero or near-zero Doppler path from a source node, the input sequence one of a set possible correlation sequence uniquely identifying the source node. The controller includes a correlator with sub-correlator blocks for breaking the input sequence into a set of N sub-sequences. Based on sequence processing by the sub-correlators, the correlator outputs the decoded input sequence and associated delay metrics.


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