CO4810282A1 - Metodos y sistemas para transferencia asistida por terminal movil en una red de comunicaciones de radio privada - Google Patents

Metodos y sistemas para transferencia asistida por terminal movil en una red de comunicaciones de radio privada

Info

Publication number
CO4810282A1
CO4810282A1 CO97050226A CO97050226A CO4810282A1 CO 4810282 A1 CO4810282 A1 CO 4810282A1 CO 97050226 A CO97050226 A CO 97050226A CO 97050226 A CO97050226 A CO 97050226A CO 4810282 A1 CO4810282 A1 CO 4810282A1
Authority
CO
Colombia
Prior art keywords
communication network
control means
radio communication
base station
private radio
Prior art date
Application number
CO97050226A
Other languages
English (en)
Inventor
Jacobus Cornelis Haartsen
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of CO4810282A1 publication Critical patent/CO4810282A1/es

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/24Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2643Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
    • H04B7/2656Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA] for structure of frame, burst
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W12/00Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/03Protecting confidentiality, e.g. by encryption
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W36/00Hand-off or reselection arrangements
    • H04W36/24Reselection being triggered by specific parameters
    • H04W36/30Reselection being triggered by specific parameters by measured or perceived connection quality data
    • H04W36/302Reselection being triggered by specific parameters by measured or perceived connection quality data due to low signal strength
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W48/00Access restriction; Network selection; Access point selection
    • H04W48/08Access restriction or access information delivery, e.g. discovery data delivery
    • H04W48/10Access restriction or access information delivery, e.g. discovery data delivery using broadcasted information
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W84/00Network topologies
    • H04W84/02Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10Small scale networks; Flat hierarchical networks
    • H04W84/105PBS [Private Base Station] network

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Un sistema para la transferencia asistidamóvil entre estaciones de base enlazadas de una red de comunicaciones de radio privada, que tiene un protocolo TDMA de una conexión de tráfico encriptada entre la red de comunicaciones de radio privada y un terminal móvil, caracterizado porque comprende:una primera estación base que incluye:medios de control de comunicaciones para controlar las radiocomunicaciones de acuerdo a dicho protocolo TDMA que incluye medios para definir un canal de tráfico y un canal de aviso que corresponde a un cuadro libre de dicho canal de tráfico, dichos medios de control de comunicaciones incluyen medios para traspasar dicha conexión de tráfico encriptada;medios de encripción operativamente conectados a dichos medios de control de comunicaciones de dicha primera estación base para encriptar dicha conexión de tráfico utilizando un algoritmo de encripción que tiene una salida dependiente de un número de cuadros TDMA de referencia;medios transceptores que responden a dichos medios de control de comunicaciones para transmitir y recibir dicha conexión de tráfico encriptada sobre dicho canal de tráfico; ymedios que responden a dichos medios de control de comunicaciones para transmitir transmisiones de señales de radio avisos libres de un número de cuadro TMDA sobre dicho canal de avisos;una segunda estación de base de dicha red de comunicaciones de radio privada enlazada con dicha primera estación base, que incluye....
CO97050226A 1996-08-30 1997-08-29 Metodos y sistemas para transferencia asistida por terminal movil en una red de comunicaciones de radio privada CO4810282A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/705,724 US5778075A (en) 1996-08-30 1996-08-30 Methods and systems for mobile terminal assisted handover in an private radio communications network

Publications (1)

Publication Number Publication Date
CO4810282A1 true CO4810282A1 (es) 1999-06-30

Family

ID=24834664

Family Applications (1)

Application Number Title Priority Date Filing Date
CO97050226A CO4810282A1 (es) 1996-08-30 1997-08-29 Metodos y sistemas para transferencia asistida por terminal movil en una red de comunicaciones de radio privada

Country Status (6)

Country Link
US (1) US5778075A (es)
AR (1) AR009489A1 (es)
AU (1) AU3875797A (es)
CO (1) CO4810282A1 (es)
ID (1) ID18149A (es)
WO (1) WO1998009458A1 (es)

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US7346032B2 (en) * 2001-12-07 2008-03-18 Qualcomm Incorporated Method and apparatus for effecting handoff between different cellular communications systems
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Also Published As

Publication number Publication date
AU3875797A (en) 1998-03-19
WO1998009458A1 (en) 1998-03-05
US5778075A (en) 1998-07-07
ID18149A (id) 1998-03-05
AR009489A1 (es) 2000-04-26

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