JP2019531620A - 基地局装置及び無線区間のQoS制御方法 - Google Patents
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/08—Load balancing or load distribution
- H04W28/09—Management thereof
- H04W28/0958—Management thereof based on metrics or performance parameters
- H04W28/0967—Quality of Service [QoS] parameters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0231—Traffic management, e.g. flow control or congestion control based on communication conditions
- H04W28/0236—Traffic management, e.g. flow control or congestion control based on communication conditions radio quality, e.g. interference, losses or delay
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0252—Traffic management, e.g. flow control or congestion control per individual bearer or channel
- H04W28/0257—Traffic management, e.g. flow control or congestion control per individual bearer or channel the individual bearer or channel having a maximum bit rate or a bit rate guarantee
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0252—Traffic management, e.g. flow control or congestion control per individual bearer or channel
- H04W28/0263—Traffic management, e.g. flow control or congestion control per individual bearer or channel involving mapping traffic to individual bearers or channels, e.g. traffic flow template [TFT]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0268—Traffic management, e.g. flow control or congestion control using specific QoS parameters for wireless networks, e.g. QoS class identifier [QCI] or guaranteed bit rate [GBR]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/10—Flow control between communication endpoints
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
- H04W36/0033—Control or signalling for completing the hand-off for data sessions of end-to-end connection with transfer of context information
- H04W36/0044—Control or signalling for completing the hand-off for data sessions of end-to-end connection with transfer of context information of quality context information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Radio Relay Systems (AREA)
- Transmitters (AREA)
Abstract
Description
Claims (13)
- 端末に伝送するためのパケットに対して、上記パケットのサービスフローに適用されているQoS(Quality Of Service)パラメータにマッピングされた無線区間専用のQoSパラメータを確認する確認部;及び、
上記パケットの送信時、上記確認した無線区間専用のQoSパラメータを適用して、上記パケットをコアネットワークが適用したQoSレベルから無線区間専用に変換したQoSレベルで送信する送信部;を含むことを特徴とする基地局装置。 - サービスフローのQoSパラメータ別に無線区間専用のQoSパラメータをマッピングさせたマッピングテーブルを保存する保存部をさらに含み;
上記マッピングテーブル内のQoSパラメータの個数が無線区間専用のQoSパラメータの個数よりも多いことを特徴とする請求項1に記載の基地局装置。 - サービスフローのQoSパラメータ別に無線区間専用のQoSパラメータをマッピングさせたマッピングテーブルを保存する保存部をさらに含み;
上記マッピングテーブルには、
相異なる2以上のQoSパラメータが同一の一つの無線区間専用のQoSパラメータとマッピングされることを特徴とする請求項1に記載の基地局装置。 - 上記2以上のQoSパラメータは、
コアネットワークから特定サイズ以下の少量データを周期的に伝送する通信サービス、またはモノのインターネット(Internet Of Things)サービスに適用することを特徴とする請求項3に記載の基地局装置。 - サービスフローのQoSパラメータ別に無線区間専用のQoSパラメータをマッピングさせたマッピングテーブルを保存する保存部をさらに含み;
上記マッピングテーブルには、
特定QoSパラメータが適用される一つのサービスフローに対して、サービスフロー内に含まれた各コンテンツのQoS別に無線区間専用のQoSパラメータがマッピングされることを特徴とする請求項1に記載の基地局装置。 - 上記特定QoSパラメータは、
帯域幅を保証しないNon−GBR(Guaranteed Bit Rate)をサービスタイプとして有することを特徴とする請求項5に記載の基地局装置。 - 上記確認部は、
上記サービスフローに適用されているQoSパラメータが上記特定QoSパラメータである場合、上記パケットのヘッダでサービス品質類型(DiffServ)確認のための特定フィールドを確認してコンテンツのQoSを確認し、確認されたコンテンツのQoSにマッピングされた無線区間専用のQoSパラメータを確認することを特徴とする請求項5に記載の基地局装置。 - 上記確認した無線区間専用のQoSパラメータを識別可能にするQoS制御情報を含むRRCメッセージを上記端末に伝送して、
上記端末が上記RRCメッセージ内のQoS制御情報に基づいて、上記サービスフローのアップリンクパケット送信時に上記無線区間専用のQoSレベルで送信できるようにする制御情報伝達部をさらに含むことを特徴とする請求項2に記載の基地局装置。 - 無線区間のQoS制御方法であって、
基地局装置が、端末に伝送するためのパケットのサービスフローに適用されているQoSパラメータに基づいて、上記QoSパラメータにマッピングされた無線区間専用のQoSパラメータを確認する確認段階;及び、
上記基地局装置が、上記パケットの送信時、上記確認した無線区間専用のQoSパラメータを適用して、上記パケットをコアネットワークが適用したQoSレベルから無線区間専用に変換したQoSレベルで送信する送信段階を含むことを特徴とする無線区間のQoS制御方法。 - 上記基地局装置が、サービスフローのQoSパラメータ別に無線区間専用のQoSパラメータをマッピングさせたマッピングテーブルを保存する段階をさらに含み;
上記マッピングテーブル内のQoSパラメータの個数が無線区間専用のQoSパラメータの個数よりも多いことを特徴とする請求項9に記載の無線区間のQoS制御方法。 - 上記基地局装置が、サービスフローのQoSパラメータ別に無線区間専用のQoSパラメータをマッピングさせたマッピングテーブルを保存する段階をさらに含み;
上記マッピングテーブルには、
相異なる2以上のQoSパラメータが同一の一つの無線区間専用のQoSパラメータとマッピングされることを特徴とする請求項9に記載の無線区間のQoS制御方法。 - 上記基地局装置が、サービスフローのQoSパラメータ別に無線区間専用のQoSパラメータをマッピングさせたマッピングテーブルを保存する段階をさらに含み;
上記マッピングテーブルには、
特定QoSパラメータが適用される一つのサービスフローに対して、サービスフロー内に含まれた各コンテンツのQoS別に無線区間専用のQoSパラメータがマッピングされることを特徴とする請求項9に記載の無線区間のQoS制御方法。 - 上記確認段階は、
上記サービスフローに適用されているQoSパラメータが上記特定QoSパラメータである場合、上記パケットのヘッダでサービス品質類型(DiffServ)確認のための特定フィールドを確認してコンテンツのQoSを確認し、確認されたコンテンツのQoSにマッピングされた無線区間専用のQoSパラメータを確認することを特徴とする請求項12に記載の無線区間のQoS制御方法。
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PCT/KR2017/006937 WO2018074703A1 (ko) | 2016-10-17 | 2017-06-30 | 기지국장치 및 무선구간의 qos 제어방법 |
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