Nova Patents
AT504884T

Signal generator based device security

Abstract

A subset in a plurality of signal generator circuit incorporated in the device is selected and the volatile value for the device is generated from the selected subsets. The volatility value may be used for the encryption process performed by the authentication and / or the devices of the apparatus. Signal generator circuit may comprise an oscillator circuit, the output of the selection of the subset is a subset of the circuit, for example, it may be in accordance with a comparison of the output vibration frequency.

Term

Projected expiry 24 January 2027.

  1. Priority
  2. Filed
  3. Granted
  4. Today
  5. Projected expiry

18 members in 10 offices

This recordMember, by publication datePriority claim

Priority claims2

Priority claims
DocumentOfficeKindDate
76182106United States of AmericaP
2007060964United States of AmericaW

Members18

Family members, oldest first
DocumentOfficeKind
CA2637986A1CanadaA1
WO2007087559A2World Intellectual Property Organization (WIPO)A2
TW200737896ATaiwan Province of ChinaA
WO2007087559A3World Intellectual Property Organization (WIPO)A3
US2007250938A1United States of AmericaA1
EP1977511A2European Patent Office (EPO)A2
KR20080106180ARepublic of KoreaA
JP2009524998AJapanA
HK1125201AHong Kong, ChinaA
EP1977511B1European Patent Office (EPO)B1
AT504884TThis recordAustriaT
ATE504884T1AustriaT1
DE602007013697D1GermanyD1
JP5248328B2JapanB2
TWI416921BTaiwan Province of ChinaB
US8630410B2United States of AmericaB2
KR101366376B1Republic of KoreaB1
CA2637986CCanadaC