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:
Jun. 09, 2026

Filed:

Jun. 16, 2023
Applicant:

Uhnder, Inc., Austin, TX (US);

Inventors:

Christopher Deng, Redondo Beach, CA (US);

Murtaza Ali, Cedar Park, TX (US);

Paul W. Dent, Pittsboro, NC (US);

Aria Eshraghi, Austin, TX (US);

Monier Maher, St. Louis, MO (US);

Assignee:

Robert Bosch GmbH, Gerlingen, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01S 13/32 (2006.01); G01S 7/02 (2006.01); G01S 7/35 (2006.01); G01S 13/34 (2006.01); G01S 13/58 (2006.01); G01S 13/931 (2020.01);
U.S. Cl.
CPC ...
G01S 13/325 (2013.01); G01S 7/023 (2013.01); G01S 7/352 (2013.01); G01S 7/356 (2021.05); G01S 13/34 (2013.01); G01S 13/584 (2013.01); G01S 13/931 (2013.01); G01S 2013/93271 (2020.01); G01S 2013/93272 (2020.01);
Abstract

A radar system that uses a range walk compensation algorithm to reduce system losses resulting from moving targets. During the coherent integration of pulse radar systems, the conventional Fast Fourier Transform (FFT) for Doppler processing needs to change the input range bin number in accordance to the velocity of the target. The algorithm allows for configuration of Doppler groups to compute several Dopplers with one FFT. Each Doppler group has a transform Doppler that is close to the center of the group which will dictate the change of range bins for the input data to the FFT. As the range bins are changed, there are two input filter techniques: nearest bin select, and 2-tap filter. After range walk compensation processes all Doppler groups by FFT, the resultant output block has much higher coherent integration as compared to just a conventional FFT.


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