Patent · US Expired

Apparatus for monitoring moving bodies

US5686906A · kind A · utility

13Cited by
6References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 5, 1996
Grant dateNov 11, 1997
Priority date
Expiry dateFeb 5, 2016

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG08G1/017
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A moving body monitoring apparatus for examining whether a moving body includes communication means or not or examining whether the moving body has particular information or not. The apparatus includes a moving side communication element held in the moving body 1 capable of moving freely, fixed position side communication element 3 and 7 disposed in a fixed position and having a narrow particular range set as a communication area, the fixed position side communication element communicating with the moving side communication element held in the moving body passing through the area, moving body detecting element 2 and 4 for detecting the moving body entering into the communication area of the fixed position side communication element without contact with the moving body, and element 9 for deciding whether the moving body holds the moving side communication element or not on the basis of a communication result with the moving body by the fixed position side communication element and detection information of the moving body detecting element.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.