FI940941A - System för förhindring av olaglig användning av en cellularradiotelefon - Google Patents

System för förhindring av olaglig användning av en cellularradiotelefon Download PDF

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Publication number
FI940941A
FI940941A FI940941A FI940941A FI940941A FI 940941 A FI940941 A FI 940941A FI 940941 A FI940941 A FI 940941A FI 940941 A FI940941 A FI 940941A FI 940941 A FI940941 A FI 940941A
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FI
Finland
Prior art keywords
cellular telephone
prevention system
misuse prevention
misuse
telephone
Prior art date
Application number
FI940941A
Other languages
English (en)
Finnish (fi)
Other versions
FI940941A0 (sv
Inventor
Max Byron Frederick
Original Assignee
Trw Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Trw Inc filed Critical Trw Inc
Publication of FI940941A0 publication Critical patent/FI940941A0/sv
Publication of FI940941A publication Critical patent/FI940941A/sv
Priority to FI951044A priority Critical patent/FI951044A/sv

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/12—Detection or prevention of fraud
    • H04W12/126—Anti-theft arrangements, e.g. protection against subscriber identity module [SIM] cloning
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/06—Authentication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/60—Context-dependent security
    • H04W12/69—Identity-dependent
    • H04W12/72—Subscriber identity

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transceivers (AREA)
FI940941A 1993-06-08 1994-02-28 System för förhindring av olaglig användning av en cellularradiotelefon FI940941A (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FI951044A FI951044A (sv) 1994-02-28 1995-03-07 Förfarande och anordning för att behandla fasta, flytande eller gasformiga material eller mellaformer av dessa, i synnerhet massasuspensioner, på en sil- eller filteryta

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/074,083 US5448760A (en) 1993-06-08 1993-06-08 Cellular telephone anti-fraud system

Publications (2)

Publication Number Publication Date
FI940941A0 FI940941A0 (sv) 1994-02-28
FI940941A true FI940941A (sv) 1994-12-09

Family

ID=22117618

Family Applications (1)

Application Number Title Priority Date Filing Date
FI940941A FI940941A (sv) 1993-06-08 1994-02-28 System för förhindring av olaglig användning av en cellularradiotelefon

Country Status (10)

Country Link
US (3) US5448760A (sv)
EP (1) EP0629093A1 (sv)
JP (1) JPH0730965A (sv)
KR (1) KR950002349A (sv)
CN (1) CN1108832A (sv)
CA (1) CA2115796A1 (sv)
FI (1) FI940941A (sv)
MY (1) MY110992A (sv)
SG (1) SG54283A1 (sv)
TW (1) TW290771B (sv)

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Also Published As

Publication number Publication date
US6157825A (en) 2000-12-05
CA2115796A1 (en) 1994-12-09
US6047174A (en) 2000-04-04
EP0629093A1 (en) 1994-12-14
US5448760A (en) 1995-09-05
SG54283A1 (en) 1998-11-16
KR950002349A (ko) 1995-01-04
TW290771B (sv) 1996-11-11
MY110992A (en) 1999-07-31
JPH0730965A (ja) 1995-01-31
FI940941A0 (sv) 1994-02-28
CN1108832A (zh) 1995-09-20

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