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. 07, 2018
Filed:
Mar. 13, 2015
Japan Radio Co., Ltd., Tokyo, JP;
Nisshinbo Holdings Inc., Tokyo, JP;
Tetsuya Kobori, Tokyo, JP;
Hiroki Sugawara, Tokyo, JP;
Yukinobu Tokieda, Tokyo, JP;
Takahiro Hotta, Tokyo, JP;
Naoto Saito, Tokyo, JP;
JAPAN RADIO CO., LTD., Tokyo, JP;
NISSHINBO HOLDINGS INC., Tokyo, JP;
Abstract
A vehicle radar device provided with a transmission and reception unit for generating a beat signal from a transmission signal and a reception signal, a frequency analysis unit for generating a two-dimensional spectrum including a speed component and a distance component by applying prescribed frequency analysis processing to a signal sequence of the beat signal, and a speed determination unit for dividing the speed component of the two-dimensional spectrum into a plurality of blocks, carrying out constant false alarm rate (CFAR) processing on each of the plurality of blocks, and specifying the speed of the vehicle of the radar device on the basis of a threshold obtained through the CFAR processing.