JP2006060391A5 - - Google Patents
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- JP2006060391A5 JP2006060391A5 JP2004238492A JP2004238492A JP2006060391A5 JP 2006060391 A5 JP2006060391 A5 JP 2006060391A5 JP 2004238492 A JP2004238492 A JP 2004238492A JP 2004238492 A JP2004238492 A JP 2004238492A JP 2006060391 A5 JP2006060391 A5 JP 2006060391A5
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- base station
- multicast
- router
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- mobile station
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Claims (16)
インターネットプロトコルマルチキャストを第1のルータに接続されている第1の基地局経由で受信中に、接続先基地局を前記第1の基地局から第2のルータに接続されている第2の基地局に切り替えた場合に実行される手段として、
前記第1の基地局との間で確立していたブロードキャストリンクと、ユニキャストリンクと、マルチキャストリンクとを前記第2の基地局に対して再確立するように要求する手段と、
前記第2のルータに対して、前記確立したマルチキャストリンクを介してマルチキャストパケットを転送するように要求する手段と、
を備えたことを特徴とする移動局。 In a mobile station of a wireless communication system having a connection type data link layer and a base station connected to an Internet protocol network through a router,
The second base station connected to the second router from the first base station to the second router while receiving the Internet protocol multicast via the first base station connected to the first router As a means to be executed when switching to
Means for requesting the second base station to re-establish a broadcast link, a unicast link, and a multicast link established with the first base station;
Means for requesting the second router to forward a multicast packet over the established multicast link;
A mobile station characterized by comprising:
前記マルチキャストリンクを、前記集計した通信データ量の多さの順位を優先度の高さの順位として優先順位付けする手段と、
前記接続先基地局を前記第1の基地局から前記第2の基地局へ切り替えた場合に、前記第2の基地局に対して、前記優先順位付けによる優先順位の高さの順にマルチキャストリンクの確立をするように要求する手段と、
を備えたことを特徴とする請求項1に記載の移動局。 Means for aggregating the amount of communication data of each of the multicast links established with the first base station;
Means for prioritizing the multicast links as a ranking of high priority, the ranking of the amount of communication data aggregated;
When the destination base station for changing Ri switching from said first base station to the second base station, wherein the second base station, a multicast in order of height of the priority by the priority ranking Means to request that a link be established;
The mobile station according to claim 1, further comprising:
前記マルチキャストリンクを、最終受信時刻の新しさの順位を優先度の高さの順位として優先順位付けする手段と、
前記接続先基地局を前記第1の基地局から前記第2の基地局へ切り替えた場合に、前記第2の基地局に対して、前記優先順位付けによる優先順位の高さの順にマルチキャストリンクの確立をするように要求する手段と、
を備えたことを特徴とする請求項1に記載の移動局。 Means for recording the last received time of each of the multicast links established with the first base station;
Means for prioritizing the multicast link as a new priority ranking of last received time;
When the destination base station for changing Ri switching from said first base station to the second base station, wherein the second base station, a multicast in order of height of the priority by the priority ranking Means to request that a link be established;
The mobile station according to claim 1, further comprising:
インターネットプロトコルマルチキャストを前記無線通信システムの移動局に対して送信中、前記移動局が、自局の通信範囲外に移動した場合に、自局に接続されているルータに対して、前記マルチキャストパケットの転送を停止するように要求する手段を備えたことを特徴とする基地局。 In a base station of a wireless communication system having a connection type data link layer and connected to an Internet protocol network via a router,
While transmitting an internet protocol multicast to a mobile station of the wireless communication system, when the mobile station moves out of the communication range of the local station, the multicast packet is transmitted to the router connected to the local station. A base station comprising means for requesting to stop transfer.
前記複数の基地局の各々に対応して接続されるルータと、
前記複数のルータとインターネットプロトコルネットワークを介して接続されるサーバと、
を備えた無線通信システム。 A mobile station according to any one of claims 1 to 4, a plurality of base stations according to claim 5 or 6 , and
A router connected corresponding to each of the plurality of base stations;
A server connected to the plurality of routers via an Internet protocol network;
A wireless communication system.
前記移動局が、インターネットプロトコルマルチキャストを第1のルータに接続されている第1の基地局経由で受信中に、接続先基地局を前記第1の基地局から第2のルータ接続されている第2の基地局に切り替えた場合に、前記移動局において実行される処理ステップとして、
前記第1の基地局との間で確立していたブロードキャストリンクと、ユニキャストリンクと、マルチキャストリンクとを前記第2の基地局に対して再確立するように要求するステップと、
前記第2のルータに対して、前記確立したマルチキャストリンクを介してマルチキャストパケットを転送するように要求するステップと、
を備えたことを特徴とする基地局接続方法。 A base station connection method for a mobile station of a wireless communication system, which has a connection-type data link layer, and a base station that wirelessly communicates with a mobile station is connected to an Internet protocol network via a router,
While the mobile station is receiving the Internet protocol multicast via the first base station connected to the first router, the connected base station is connected to the second router from the first base station. As a processing step executed in the mobile station when switching to the base station 2,
Requesting the second base station to re- establish a broadcast link, a unicast link, and a multicast link established with the first base station ;
Requesting the second router to forward a multicast packet over the established multicast link;
A base station connection method comprising:
前記第1の基地局との間に確立している前記マルチキャストリンクの各々の通信データ量を集計するステップと、
前記マルチキャストリンクを、前記集計した通信データ量の多さの順位を優先度の高さの順位として優先順位付けするステップと、
前記接続先基地局を前記第1の基地局から前記第2の基地局へ切り替えた場合に、前記第2の基地局に対して、前記優先順位付けによる優先順位の高さの順にマルチキャストリンクの確立をするように要求するステップと、
を備えたことを特徴とする請求項8に記載の基地局接続方法。 In the mobile station,
Totalizing communication data amount of each of the multicast links established with the first base station;
Prioritizing the multicast links as a ranking of high priority of the aggregated amount of communication data; and
When the destination base station for changing Ri switching from said first base station to the second base station, wherein the second base station, a multicast in order of height of the priority by the priority ranking Requesting to establish a link;
The base station connection method according to claim 8, further comprising:
前記第1の基地局との間に確立している前記マルチキャストリンクの各々の最終受信時刻を記録するステップと、
前記マルチキャストリンクを、最終受信時刻の新しさの順位を優先度の高さの順位として優先順位付けするステップと、
前記接続先基地局を前記第1の基地局から前記第2の基地局へ切り替えた場合に、前記第2の基地局に対して、前記優先順位付による優先順位の高さの順にマルチキャストリンクの確立をするように要求するステップと、
を備えたことを特徴とする請求項8に記載の基地局接続方法。 In the mobile station,
Recording the last reception time of each of the multicast links established with the first base station;
Prioritizing the multicast links as a newest rank of last received time as a high priority rank;
If for changing disconnect the said connection destination base station from said first base station to the second base station, wherein the second base station, a multicast in order of height of priority by the prioritized Requesting to establish a link;
The base station connection method according to claim 8, further comprising:
インターネットプロトコルマルチキャストを前記無線通信システムの移動局に対して転送中に、転送相手の移動局が、前記基地局の通信範囲外に移動した場合に、前記基地局が、前記基地局に接続されているルータに対して、前記マルチキャストパケットの転送を停止するように要求するステップを備えたことを特徴とする移動局管理方法。 A mobile station management method for a wireless communication system having a connection type data link layer, wherein a base station is connected to an Internet protocol network via a router,
When transferring the Internet protocol multicast to the mobile station of the wireless communication system, if the mobile station of the transfer partner moves out of the communication range of the base station, the base station is connected to the base station. A mobile station management method comprising: requesting a router to stop forwarding the multicast packet.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2004238492A JP4421419B2 (en) | 2004-08-18 | 2004-08-18 | Mobile station, base station and radio communication system including the same, mobile station base station connection method, base station mobile station management method, program for executing these, and recording medium recording the program |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2004238492A JP4421419B2 (en) | 2004-08-18 | 2004-08-18 | Mobile station, base station and radio communication system including the same, mobile station base station connection method, base station mobile station management method, program for executing these, and recording medium recording the program |
Related Child Applications (1)
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JP2009169778A Division JP4800410B2 (en) | 2009-07-21 | 2009-07-21 | Mobile station, base station, and radio communication system including these |
Publications (3)
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JP2006060391A JP2006060391A (en) | 2006-03-02 |
JP2006060391A5 true JP2006060391A5 (en) | 2007-08-16 |
JP4421419B2 JP4421419B2 (en) | 2010-02-24 |
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JP2004238492A Expired - Fee Related JP4421419B2 (en) | 2004-08-18 | 2004-08-18 | Mobile station, base station and radio communication system including the same, mobile station base station connection method, base station mobile station management method, program for executing these, and recording medium recording the program |
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CN101166145B (en) * | 2006-10-18 | 2011-09-14 | 华为技术有限公司 | Downlink transmission method and system for multicast broadcast service |
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