Patent · US Active

Messaging devices and methods

US8841989B2 · kind B2 · utility

0Cited by
12References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 4, 2013
Grant dateSep 23, 2014
Priority date
Expiry dateFeb 4, 2033

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04W88/023
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

An electronic messaging device includes a receiver configured to receive a message at one of a first operational frequency and second operational frequency. The messaging device can operate using a time synchronous protocol and can receive commands through over-the-internet-programming (OTIP) and over-the-air-programming (OTAP).

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