Patent · US Active

Wireless communications system

US9392448B2 · kind B2 · utility

0Cited by
8References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 18, 2013
Grant dateJul 12, 2016
Priority date
Expiry dateMar 12, 2033

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L2209/84
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A wireless communications system that regularly executes verification between an electronic key and an immobilizer ECU, and sends and receives deletion request signals unrelated to verification, between the electronic key and the immobilizer ECU. The sending and receiving of deletion request signals is executed at intervals between the regularly executed verifications.

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