Patent · US Active

Use of resource up to extension value by subscription device

US9183375B2 · kind B2 · utility

0Cited by
18References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 30, 2013
Grant dateNov 10, 2015
Priority date
Expiry dateFeb 10, 2033

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L63/083
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A pin associated with an identification number (ID) of a subscription device and a sequence number of a credit is output to a user. The pin is inputted to the subscription device. The subscription device is to allow the user to use a resource up to an extension value stored in the subscription device, if the entered pin correlates to a stored pin of the subscription device.

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