Apparatus and method for X2 interface setup and cell switching in mobile communication system
First Claim
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1. A method for setting up an X2 interface in a mobile communication system, the method comprising:
- transmitting, by a first Base Station (BS), an X2 setup request message to a second BS, wherein the X2 setup request message includes a Closed Subscriber Group (CSG) Identifier (ID) and neighbor information of the first BS; and
receiving, by the first BS, an X2 setup response message from the second BS, wherein the X2 setup response message includes a CSG ID and neighbor cell information of the second BS.
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Abstract
A method and an apparatus for setting up an X2 interface setup are provided. The method includes transmitting, by a first Base Station (BS), an X2 interface setup request to a second BS, wherein the X2 interface setup request comprises an access mode of a Closed Subscriber Group (CSG) supported by a cell in the first BS, and transmitting, by the second BS, an X2 interface response message to the first BS, wherein the X2 interface response message comprises the access mode of the CSG supported by the cell in the second BS.
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Citations
27 Claims
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1. A method for setting up an X2 interface in a mobile communication system, the method comprising:
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transmitting, by a first Base Station (BS), an X2 setup request message to a second BS, wherein the X2 setup request message includes a Closed Subscriber Group (CSG) Identifier (ID) and neighbor information of the first BS; and receiving, by the first BS, an X2 setup response message from the second BS, wherein the X2 setup response message includes a CSG ID and neighbor cell information of the second BS.
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2. A method for a handover in a mobile communication system, the method comprising:
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transmitting, by a source Base Station (BS), a handover request message to a target BS, wherein the handover request message includes a group membership state of a User Equipment (UE); and receiving, by the source BS, a handover response message from the target BS. - View Dependent Claims (3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. An apparatus for a first Base Station (BS) in a mobile communication system, the apparatus comprising:
a communication unit for transmitting an X2 setup request message to a second BS, wherein the X2 setup request message includes a Closed Subscriber Group (CSG) Identifier (ID) and neighbor information of the first BS, and for receiving an X2 setup response message from the second BS, wherein the X2 setup response message comprises the CSG ID and neighbor information of the second BS.
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13. An apparatus for a source Base Station (BS) in a mobile communication system, the apparatus comprising:
a communication unit for transmitting a handover request message which is transmitted from the source BS to a target BS, wherein the handover request message includes a group membership state of a User Equipment (UE), and for receiving a handover response message which is transmitted from the target BS to the source BS. - View Dependent Claims (14, 15, 16, 17, 18, 19, 25)
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20. An apparatus for a target Base Station (BS) in a mobile communication system, the apparatus comprising:
a communication unit for receiving a handover request message which is transmitted from a source BS to the target BS, wherein the handover request message includes a group membership state of a User Equipment (UE), and for transmitting a handover response message which is transmitted from the target BS to the source BS. - View Dependent Claims (24, 26)
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21. A method for setting up an X2 interface in a mobile communication system, the method comprising:
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receiving, by a first Base Station (BS), an X2 setup request message from a second BS, wherein the X2 setup request message comprises a Closed Subscriber Group (CSG) Identifier (ID) and neighbor information of the second BS; and transmitting, by the first BS, an X2 setup response message to the second BS, wherein the X2 setup response message comprises the CSG ID and neighbor cell information of the first BS.
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22. A method for a handover in a mobile communication system, the method comprising:
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receiving, by a target Base Station (BS), a handover request message from a source BS, wherein the handover request message includes a group membership state of a User Equipment (UE); and transmitting, by the target BS, a handover response message to the source BS. - View Dependent Claims (27)
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23. An apparatus for a first Base Station (BS) in a mobile communication system, the apparatus comprising:
a communication unit for receiving an X2 setup request message from a second BS, wherein the X2 setup request message comprises a Closed Subscriber Group (CSG) Identifier (ID) and neighbor cell information of the second BS, and for transmitting an X2 setup response message to the second BS, wherein the X2 setup response message comprises the CSG ID and neighbor cell information of the first BS.
Specification