公开(公告)号：US09984704B2

公开(公告)日：2018-05-29

申请号：US15669375

申请日：2017-08-04

Applicant: Electronics and Telecommunications Research Institute

Inventor： Young Jin Kwon ,  Do Hyun Kim ,  Seung Jun Lee

IPC: H04R29/00 ,  G10L25/51

CPC classification number: G10L25/51 ,  G06K9/00 ,  H04R29/00 ,  H04R2410/00

Abstract: Disclosed is vehicle classification technology. A vehicle classification system includes a sound generation module configured to generate a sound caused by friction with a wheel of a passing vehicle and a sensor node configured to collect the sound generated by the sound generation module, analyze the collected sound to acquire axle information, and classify a model of the vehicle on the basis of the acquired axle information.