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:
Mar. 16, 2021
Filed:
Aug. 18, 2016
Mtekvision Co., Ltd., Gyeonggi-do, KR;
Han Noh Yoon, Seoul, KR;
MTEKVISION CO., LTD., Seongnam-si, KR;
Abstract
Vehicle speed calculating device and method and a driver state monitoring system including the vehicle speed calculating device are provided. The vehicle speed calculating device includes: a signal determining unit configured to receive raw data input from a raw data generating device connected to an input socket via a UART port and a GPIO port, to perform a validation test on two types of raw data received via the UART port and the GPIO port, to determine one type of raw data as valid raw data, and to output the valid raw data and signal type information generated to correspond to the valid raw data; and a vehicle speed calculating unit configured to receive the valid raw data and the signal type information and to generate vehicle speed information corresponding to a vehicle speed which is calculated by processing the valid raw data using a predetermined processing method to match the signal type information.