# US 2014/0192703 A1 · Method and apparatus for performing network connection in wireless communication system

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- Number: US 2014/0192703 A1
- Document ID: US20140192703A1
- Status: Published application
- Kind: A1
- Application number: 14/238,696
- Filed: 2012-09-18
- Published: 2014-07-10
- Earliest claimed: 2011-09-20
- Assignees: LG Electronics Inc.
- Applicants: LG Electronics Inc.
- Inventors: Sungduck Chun; Sunghoon Jung; Seungjune Yi; Youngdae Lee; Sungjun Park
- Web page: https://patentgrep.com/patent/US20140192703A1

## CPC

- H04W 76/40: for selective distribution or broadcast
- H04W 48/20: Selecting an access point
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)

## Abstract

The present invention relates to a wireless communication system, and more particularly, a method and device for performing network connection are disclosed herein. The method of a user equipment for performing network connection in a wireless communication system according to an embodiment of the present invention may include the steps of receiving information on a network connection for a second type service from a first base station providing a first type service in the user equipment; based upon information on the network connection, deciding whether or not the network connection is permitted and deciding a target of the network connection; and, when the network connection is authorized, transmitting a network connection request message to the target of the network connection.

## Claims

### Claim 1

A method of a user equipment for performing network connection in a wireless communication system, the method comprising:
receiving, at the user equipment from a first base station providing a first type service, information on a network connection for a second type service;
determining whether or not the network connection is permitted and determining a target of the network connection, based upon the information on the network connection; and
transmitting a network connection request message to the target of the network connection, if the network connection is permitted.

### Claim 2 (depends on 1)

The method of claim 1, wherein the information on the network connection includes at least one of information indicating whether or not a network connection to the first base station is permitted, or information indicating whether or not the network connection target is the first base station.

### Claim 3 (depends on 1)

The method of claim 1, wherein the target of the network connection is selected among a plurality of base stations selectable by the user equipment based upon an assumption that the first base station has the lowest priority level, or wherein the target of the network connection is selected among remaining base stations excluding the first base station from the plurality of base stations.

### Claim 4 (depends on 1)

The method of claim 1, wherein the information on the network connection includes information directly indicating the target of the network connection.

### Claim 5 (depends on 1)

The method of claim 1, wherein the information on the network connection includes a cause field value permitted for the network connection request to the first base station, and
wherein the step of transmitting the network connection request message is performed only in the case when the cause field value of the network connection request message is identical to the cause field value permitted for the network connection request to the first base station.

### Claim 6 (depends on 1)

The method of claim 1, wherein the information on the network connection includes at least one of information indicating GBR (Guaranteed Bit Rate) suspend or continue, information on GBR restrictions, or information on a GBR suspend cause.

### Claim 7 (depends on 1)

The method of claim 1, wherein the information on the network connection includes information on a class of the user equipment permitted to establish network connection to the first base station.

### Claim 8 (depends on 1)

The method of claim 1, wherein the information on the network connection includes information on a wait time, during which transmission of the network request message is not permitted.

### Claim 9 (depends on 1)

The method of claim 1, wherein, when the user equipment is not receiving the first type service from the first base station, or when the first type service has a lower priority level than the second type service for the user equipment, the first base station is determined as the target of the network connection, and
wherein, when the user equipment is receiving the first type service from the first base station, or when the first type service has a higher priority level than the second type service for the user equipment, the second base station is determined as the target of the network connection.

### Claim 10 (depends on 1)

The method of claim 1, wherein the information on the network connection is provided through a paging message, higher layer signaling, or a system information block.

### Claim 11 (depends on 1)

The method of claim 1, wherein the target of the network connection is identified by at least one of a frequency or a cell.

### Claim 12 (depends on 1)

The method of claim 1, wherein the first type service is an MBMS (Multimedia Broadcast/Multicast Service), and
wherein the second type service is a dedicated service.

### Claim 13

A method of a base station for supporting network connection of a user equipment in a wireless communication system, the method comprising:
transmitting, from the base station providing a first type service to the user equipment, information on a network connection for a second type service,
wherein a network connection request message is transmitted from the user equipment in accordance with whether or not the network connection is permitted and a target of the network connection, which are determined based upon the information on the network connection.

### Claim 14

A user equipment performing network connection in a wireless communication system, the user equipment comprising:
a reception module for receiving a downlink signal;
a transmission module for transmitting an uplink signal; and
a processor controlling the user equipment including the reception module and the transmission module,
wherein the processor is configured to:
receive, from a first base station providing a first type service, information on a network connection for a second type service via the reception module;
determine whether or not the network connection is permitted and determine a target of the network connection, based upon the information on the network connection; and
transmit, via the transmission module, a network connection request message to the target of the network connection, if the network connection is permitted.

### Claim 15

A base station supporting network connection of a user equipment in a wireless communication system, the base station comprising:
a reception module receiving an uplink signal;
a transmission module transmitting the downlink signal; and
a processor controlling the base station including the reception module and the transmission module,
wherein the processor is configured to transmit, from the base station providing a first type service to the user equipment, information on a network connection for a second type service via the reception module, and
wherein a network connection request message is transmitted from the user equipment in accordance with whether or not the network connection is permitted and a target of the network connection, which are determined based upon the information on the network connection.
