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:
Feb. 15, 2022
Filed:
Nov. 14, 2019
Aisin Seiki Kabushiki Kaisha, Kariya, JP;
Ippei Sugae, Kariya, JP;
Hisashi Inaba, Kariya, JP;
AISIN SEIKI KABUSHIKI KAISHA, Kariya, JP;
Abstract
A distance detection apparatus includes a wave transmitter configured to transmit a transmission wave, a wave receiver configured to receive the transmission wave which is reflected by an object, a storage portion configured to store a transmission signal, a correlation processing portion configured to obtain a correlation value between the transmission signal and a reception signal corresponding to a reception wave, and a detection portion configured to detect a distance to the obstacle in a case where the correlation value indicates that the transmission signal and the reception signal are similar to each other at a level which is equal to or greater than a predetermined level.