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.
Patent No.:
Date of Patent:
Aug. 31, 2021
Filed:
Jun. 03, 2020
Applicant:
Sz Dji Technology Co., Ltd., Shenzhen, CN;
Inventors:
Junxi Wang, Shenzhen, CN;
Chunming Wang, Shenzhen, CN;
Xumin Wu, Shenzhen, CN;
Renli Shi, Shenzhen, CN;
Assignee:
SZ DJI TECHNOLOGY CO., LTD., Shenzhen, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01S 7/35 (2006.01); G01S 13/935 (2020.01); G01S 7/03 (2006.01); G01S 13/34 (2006.01);
U.S. Cl.
CPC ...
G01S 7/352 (2013.01); G01S 7/03 (2013.01); G01S 13/343 (2013.01); G01S 13/935 (2020.01);
Abstract
A weak target detection method includes transmitting a plurality of frequency modulated continuous wave signals during rotation of a microwave radar sensor, receiving a plurality of echo signals reflected by a weak target, accumulating the plurality of echo signals in a beam width of the microwave radar sensor to obtain an accumulated echo signal, and determining position information of the weak target according to the accumulated echo signal.