Patent · US Expired

Sensor for recognition of seat occupancy

US6868734B2 · kind B2 · utility

8Cited by
8References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 17, 2002
Grant dateMar 22, 2005
Priority date
Expiry dateAug 17, 2022

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60R2021/01088
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A sensor for seat-occupancy detection is located in a seat and configured as a passive sensor. This then allows a wireless querying of the sensor using a high-frequency pulse. The sensor is configured as an acoustic surface-wave component or as an LC resonant circuit.

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