Patent · US Active

NFC device detection

US11533081B2 · kind B2 · utility

0Cited by
1References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 13, 2021
Grant dateDec 20, 2022
Priority date
Expiry dateApr 13, 2041

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04W52/0225
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

In accordance with an embodiment, a method includes: transmitting, by a first near-field communication (NFC) device, a field emission burst; comparing a characteristic property of a signal of the field emission burst to a detection threshold; determining a presence of a detection error based on the comparing; and adjusting the detection threshold based on a number of determined detection errors.

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