NL7504779A - Radio-communicatie-stelsel met automatische opbouw van de gewenste verbindingen. - Google Patents
Radio-communicatie-stelsel met automatische opbouw van de gewenste verbindingen.Info
- Publication number
- NL7504779A NL7504779A NL7504779A NL7504779A NL7504779A NL 7504779 A NL7504779 A NL 7504779A NL 7504779 A NL7504779 A NL 7504779A NL 7504779 A NL7504779 A NL 7504779A NL 7504779 A NL7504779 A NL 7504779A
- Authority
- NL
- Netherlands
- Prior art keywords
- communication system
- radio communication
- automatic setup
- desired connections
- connections
- Prior art date
Links
Classifications
-
- 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
- H04W12/12—Detection or prevention of fraud
- H04W12/126—Anti-theft arrangements, e.g. protection against subscriber identity module [SIM] cloning
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19742419615 DE2419615C3 (de) | 1974-04-24 | Verfahren zur Identifizierung einer Teilnehmerstation eines Selektivrufnetzes |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7504779A true NL7504779A (nl) | 1975-10-28 |
Family
ID=5913713
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7504779A NL7504779A (nl) | 1974-04-24 | 1975-04-22 | Radio-communicatie-stelsel met automatische opbouw van de gewenste verbindingen. |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5519537B2 (fr) |
CH (1) | CH584495A5 (fr) |
FR (1) | FR2269263B1 (fr) |
GB (1) | GB1498283A (fr) |
NL (1) | NL7504779A (fr) |
SE (1) | SE398286B (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2122000A (en) * | 1982-06-04 | 1984-01-04 | Rexdale Wells Limited | Apparatus for use in two way radio systems |
US4723284A (en) * | 1983-02-14 | 1988-02-02 | Prime Computer, Inc. | Authentication system |
FR2541539A1 (fr) * | 1983-02-21 | 1984-08-24 | Electro Et Const | Procede et dispositif de codage dynamique pour l'identification d'appareils de transmission a distance |
SE455902B (sv) * | 1986-10-20 | 1988-08-15 | Tateco Ab | Forfarande vid overforing av information i kodad form i ett personsokarsystem |
AU5984896A (en) * | 1995-06-02 | 1996-12-18 | Dsc Communications Corporation | Apparatus and method of authenticating a subscriber terminal in a wireless telecommunications system |
GB9626030D0 (en) * | 1996-12-14 | 1997-01-29 | Central Research Lab Ltd | Mobile phone security |
-
1975
- 1975-04-21 JP JP4852775A patent/JPS5519537B2/ja not_active Expired
- 1975-04-22 GB GB16548/75A patent/GB1498283A/en not_active Expired
- 1975-04-22 NL NL7504779A patent/NL7504779A/xx not_active Application Discontinuation
- 1975-04-23 FR FR7512585A patent/FR2269263B1/fr not_active Expired
- 1975-04-23 SE SE7504695A patent/SE398286B/xx not_active IP Right Cessation
- 1975-04-23 CH CH516075A patent/CH584495A5/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPS5519537B2 (fr) | 1980-05-27 |
DE2419615B2 (de) | 1976-02-26 |
JPS50145002A (fr) | 1975-11-21 |
SE7504695L (sv) | 1975-10-27 |
CH584495A5 (fr) | 1977-01-31 |
FR2269263B1 (fr) | 1978-10-13 |
GB1498283A (en) | 1978-01-18 |
DE2419615A1 (de) | 1975-11-06 |
SE398286B (sv) | 1977-12-12 |
FR2269263A1 (fr) | 1975-11-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
BV | The patent application has lapsed |