JP4335619B2 - パケット優先制御装置及びその方法 - Google Patents
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/24—Traffic characterised by specific attributes, e.g. priority or QoS
- H04L47/2425—Traffic characterised by specific attributes, e.g. priority or QoS for supporting services specification, e.g. SLA
- H04L47/2433—Allocation of priorities to traffic types
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1867—Arrangements specially adapted for the transmitter end
- H04L1/1887—Scheduling and prioritising arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/24—Traffic characterised by specific attributes, e.g. priority or QoS
- H04L47/2458—Modification of priorities while in transit
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/50—Queue scheduling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/50—Queue scheduling
- H04L47/56—Queue scheduling implementing delay-aware scheduling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/50—Queue scheduling
- H04L47/62—Queue scheduling characterised by scheduling criteria
- H04L47/6215—Individual queue per QOS, rate or priority
-
- 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
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
- H04W72/566—Allocation or scheduling criteria for wireless resources based on priority criteria of the information or information source or recipient
- H04W72/569—Allocation or scheduling criteria for wireless resources based on priority criteria of the information or information source or recipient of the traffic information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/02—Processing of mobility data, e.g. registration information at HLR [Home Location Register] or VLR [Visitor Location Register]; Transfer of mobility data, e.g. between HLR, VLR or external networks
- H04W8/04—Registration at HLR or HSS [Home Subscriber Server]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
- H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Mobile Radio Communication Systems (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Description
CDMA/HDR: A Bandwidth-Efficient High-Speed Wireless Data Service for Nomadic Users, Paul Bender, Peter Black, Matthew Grob, Roberto Padovani, Nagabhushana Sindhushayana, and Andrew Viterbi - IEEE Communications Magazine, July. 2000 Symbol Rate and Modulation Level Controlled Adaptive Modulation/TDMA/TDD for High-Bit-Rate Wireless Data Transmission, T. Ue, S. Sampei, and N. Morinaga: IEEE Transactions on Vehicular Technology, pp. 1134-1147, vol. 47, no.4, Nov. 1998 Data Throughput of CDMA-HDR a High Efficiency-High Data Rate Personal Communication Wireless System, A. Jalali, R. Padovani and R. Pankaj, IEEE 51st Vehicular Technology Conference, May. 2000 「ALL IPモバイル網アーキテクチャの提案(3)−基地局におけるQoS保証パケットスケジューラの検討−」,(小野他,信学技報,MoMaC2002-3)
許容遅延の短い通信Aと、許容遅延の長い通信Bを考える。図9の(1)は、上りチャネルにおけるCIR(Carrier-to-Interference Ratio: 信号電力対干渉電力比)を示す図で、横軸に時間、縦軸にCIRをとり、通信Aと通信BのCIRの変化を示す図である。
以上本発明の実施形態について説明したが、上記実施形態はあくまでも例示であり、上記実施形態に対しては、本発明の趣旨から逸脱しない範囲で様々な変形を加えることができる。例えば以下のような変形例が考えられる。
11 パケット選別部
12 PDU分割部
13 待ち行列
14 セレクタ
15 チャネル符号化部
16 待ち行列管理部
17 スケジューラ
18 移動局位置管理部
19 アレーウェイト制御部
20 位相器
30、311〜31n 送信アンテナ
40〜43 移動局A〜移動局D
100 基地局
Claims (5)
- 入力されるパケットに対して優先制御を行なうパケット優先制御装置であって、
1つ以上の要素を用いて、当該パケット優先制御装置に入力されるパケットに対する優先度を階層的に設定するパケット優先度設定手段と、
該パケット優先度設定手段により設定された優先度にしたがって、無線リソースを割当てるパケットを決定する無線リソース割当決定手段と、
を有し、
同一の階層は、同じ要素によって優先度の異なる複数のグループに分類され、該分類された各グループは、新たな要素を考慮する場合に、該新たな要素によって下位の層にてグループ化され、
前記要素には、パケットの許容遅延、再送要求の有無、及び送信先の受信状態のいずれか1つが含まれることを特徴とするパケット優先制御装置。 - 請求項1記載のパケット優先制御装置であって、
前記グループに属するパケットに対して、待ち行列を形成する待ち行列形成手段
を有することを特徴とするパケット優先制御装置。 - 請求項2記載のパケット優先制御装置であって、
前記待ち行列形成手段は、
新たな要素を考慮しないグループに属するパケットに対して、1つの待ち行列を形成する第1の待ち行列形成手段と、
新たな要素を考慮するグループに属するパケットに対して、送信先が同一のパケット同士で待ち行列を形成する第2の待ち行列形成手段と
を有し、
前記パケット優先度設定手段は、前記第2の待ち行列形成手段により形成される待ち行列に含まれるパケットの優先度として、該パケットに対して決定される優先度を設定し、
該優先度は、別の要素を考慮して決定されることを特徴とするパケット優先制御装置。 - 請求項1記載のパケット優先制御装置であって、
前記パケット優先度設定手段は、前記入力されるパケットの優先度を階層化する際に、最初にパケットの許容遅延を考慮することを特徴とするパケット優先制御装置。 - 入力されるパケットに対して優先制御を行なうパケット優先制御方法であって、
1つ以上の要素を用いて、入力されるパケットに対する優先度を階層的に設定するパケット優先度設定ステップと、
該パケット優先度設定ステップにより設定された優先度にしたがって、無線リソースを割当てるパケットを決定する無線リソース割当決定ステップと、
を有し、
前記パケット優先度設定ステップでは、同一の階層は、同じ要素によって優先度の異なる複数のグループに分類され、該分類された各グループは、新たな要素を考慮する場合に、該新たな要素によって下位の層にてグループ化され、
前記要素には、パケットの許容遅延、再送要求の有無、及び送信先の受信状態のいずれか1つが含まれることを特徴とするパケット優先制御方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003312320A JP4335619B2 (ja) | 2003-09-04 | 2003-09-04 | パケット優先制御装置及びその方法 |
DE200460030979 DE602004030979D1 (de) | 2003-09-04 | 2004-09-01 | Verfahren und Vorrichtung zur Kontrolle der Paketpriorität |
EP20040255272 EP1513300B1 (en) | 2003-09-04 | 2004-09-01 | Packet-priority control apparatus and method thereof |
US10/931,990 US7668150B2 (en) | 2003-09-04 | 2004-09-02 | Packet-priority control apparatus and method thereof |
CNB2004100739221A CN100393066C (zh) | 2003-09-04 | 2004-09-06 | 分组优先级控制装置及方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003312320A JP4335619B2 (ja) | 2003-09-04 | 2003-09-04 | パケット優先制御装置及びその方法 |
Related Child Applications (1)
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JP2009124235A Division JP2009273135A (ja) | 2009-05-22 | 2009-05-22 | パケット優先制御装置及びその方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005086216A JP2005086216A (ja) | 2005-03-31 |
JP4335619B2 true JP4335619B2 (ja) | 2009-09-30 |
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Application Number | Title | Priority Date | Filing Date |
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JP2003312320A Expired - Fee Related JP4335619B2 (ja) | 2003-09-04 | 2003-09-04 | パケット優先制御装置及びその方法 |
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Country | Link |
---|---|
US (1) | US7668150B2 (ja) |
EP (1) | EP1513300B1 (ja) |
JP (1) | JP4335619B2 (ja) |
CN (1) | CN100393066C (ja) |
DE (1) | DE602004030979D1 (ja) |
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2003
- 2003-09-04 JP JP2003312320A patent/JP4335619B2/ja not_active Expired - Fee Related
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2004
- 2004-09-01 DE DE200460030979 patent/DE602004030979D1/de not_active Expired - Lifetime
- 2004-09-01 EP EP20040255272 patent/EP1513300B1/en not_active Expired - Lifetime
- 2004-09-02 US US10/931,990 patent/US7668150B2/en active Active
- 2004-09-06 CN CNB2004100739221A patent/CN100393066C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
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DE602004030979D1 (de) | 2011-02-24 |
EP1513300A3 (en) | 2008-04-30 |
US7668150B2 (en) | 2010-02-23 |
US20050063392A1 (en) | 2005-03-24 |
EP1513300A2 (en) | 2005-03-09 |
CN1592483A (zh) | 2005-03-09 |
EP1513300B1 (en) | 2011-01-12 |
JP2005086216A (ja) | 2005-03-31 |
CN100393066C (zh) | 2008-06-04 |
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