JP2008103862A - 移動体通信システム、基地局装置及びそれらに用いるアップリンクパケット再送回数推定方法 - Google Patents
移動体通信システム、基地局装置及びそれらに用いるアップリンクパケット再送回数推定方法 Download PDFInfo
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- JP2008103862A JP2008103862A JP2006283210A JP2006283210A JP2008103862A JP 2008103862 A JP2008103862 A JP 2008103862A JP 2006283210 A JP2006283210 A JP 2006283210A JP 2006283210 A JP2006283210 A JP 2006283210A JP 2008103862 A JP2008103862 A JP 2008103862A
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- 238000000034 method Methods 0.000 title claims abstract description 130
- 238000010295 mobile communication Methods 0.000 title claims description 36
- 238000012545 processing Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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- 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
- H04L1/1896—ARQ related signaling
-
- 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
- H04L1/1822—Automatic repetition systems, e.g. Van Duuren systems involving configuration of automatic repeat request [ARQ] with parallel processes
-
- 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
- H04L1/1874—Buffer management
-
- 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
- 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
- H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
- H04L1/1819—Hybrid protocols; Hybrid automatic repeat request [HARQ] with retransmission of additional or different redundancy
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
Abstract
【解決手段】 HSUPA信号変復調部21は、E−DPCCHのHARQコントロールインフォメーションで表示されるTEBSから、移動体端末3のバッファ状況を知ることができ、これを考慮して移動体端末3に対してどのプロセスでMAC−e PDUを送信させるかを割り当てる。HSUPA信号変復調部21は期待したプロセスでMAC−e PDUを受信しなかった時、次の同じ番号のプロセスで受信することを期待し、このプロセスでもMAC−e PDUを受信できない場合、その次の同じ番号のプロセスというように、MAC−e PDUの受信を期待するプロセスをシフトさせていく。
【選択図】 図1
Description
前記基地局装置は、E−DPCH[E−DCH(Enhanced Dedicated CHannel) Dedicated Physical CHannel]のTBES(Total E−DCH Buffer Status)を用いて前記移動体端末が使用するプロセス数を推定する手段を備えている。
E−DPCH[E−DCH(Enhanced Dedicated CHannel) Dedicated Physical CHannel]のTBES(Total E−DCH Buffer Status)を用いて前記移動体端末が使用するプロセス数を推定する手段を備えている。
前記基地局装置が、E−DPCH[E−DCH(Enhanced Dedicated CHannel) Dedicated Physical CHannel]のTBES(Total E−DCH Buffer Status)を用いて前記移動体端末が使用するプロセス数を推定する処理を実行している。
前記基地局装置の中央処理装置に、E−DPCH[E−DCH(Enhanced Dedicated CHannel) Dedicated Physical CHannel]のTBES(Total E−DCH Buffer Status)を用いて前記移動体端末が使用するプロセス数を推定する処理を実行させている。
2 基地局装置
3 移動体端末
21 HSUPA信号変復調部
22 CPU
23 メモリ
24 無線部
25 アンテナ
Claims (13)
- 基地局装置がHARQ(Hybrid Acknowledge Request)方式を使用して移動体端末からのMAC(Medium Access Control)−e PDU(Protocol Data Unit)を受信する移動体通信システムであって、
前記基地局装置は、E−DPCH[E−DCH(Enhanced Dedicated CHannel) Dedicated Physical CHannel]のTBES(Total E−DCH Buffer Status)を用いて前記移動体端末が使用するプロセス数を推定する手段を有することを特徴とする移動体通信システム。 - 前記プロセス数を推定する手段は、前記移動体端末が前記E−DPCHを送信するプロセスを予測し、そのプロセスを基準として実際に前記E−DPCHを受けた場合に前記MAC−e PDUの再送回数を推定することを特徴とする請求項1記載の移動体通信システム。
- 前記プロセス数を推定する手段は、前記MAC−e PDUの再送回数を示すためのRSN(Retransmission Sequence Number)値が表示できる最大値を示している場合に実際の再送回数を推定することを特徴とする請求項1または請求項2記載の移動体通信システム。
- W−CDMA(Wideband−Code Division Multiple Access)方式の無線ネットワークであることを特徴とする請求項1から請求項3のいずれか記載の移動体通信システム。
- 移動体通信システムにおいて、HARQ(Hybrid Acknowledge Request)方式を使用して移動体端末からのMAC(Medium Access Control)−e PDU(Protocol Data Unit)を受信する基地局装置であって、
E−DPCH[E−DCH(Enhanced Dedicated CHannel) Dedicated Physical CHannel]のTBES(Total E−DCH Buffer Status)を用いて前記移動体端末が使用するプロセス数を推定する手段を有することを特徴とする基地局装置。 - 前記プロセス数を推定する手段は、前記移動体端末が前記E−DPCHを送信するプロセスを予測し、そのプロセスを基準として実際に前記E−DPCHを受けた場合に前記MAC−e PDUの再送回数を推定することを特徴とする請求項5記載の基地局装置。
- 前記プロセス数を推定する手段は、前記MAC−e PDUの再送回数を示すためのRSN(Retransmission Sequence Number)値が表示できる最大値を示している場合に実際の再送回数を推定することを特徴とする請求項5または請求項6記載の基地局装置。
- 前記移動体通信システムが、W−CDMA(Wideband−Code Division Multiple Access)方式の無線ネットワークであることを特徴とする請求項5から請求項7のいずれか記載の基地局装置。
- 基地局装置がHARQ(Hybrid Acknowledge Request)方式を使用して移動体端末からのMAC(Medium Access Control)−e PDU(Protocol Data Unit)を受信する移動体通信システムに用いるアップリンクパケット再送回数推定方法であって、
前記基地局装置が、E−DPCH[E−DCH(Enhanced Dedicated CHannel) Dedicated Physical CHannel]のTBES(Total E−DCH Buffer Status)を用いて前記移動体端末が使用するプロセス数を推定する処理を実行することを特徴とするアップリンクパケット再送回数推定方法。 - 前記基地局装置が、前記プロセス数を推定する処理において、前記移動体端末が前記E−DPCHを送信するプロセスを予測し、そのプロセスを基準として実際に前記E−DPCHを受けた場合に前記MAC−e PDUの再送回数を推定することを特徴とする請求項9記載のアップリンクパケット再送回数推定方法。
- 前記基地局装置が、前記プロセス数を推定する処理において、前記MAC−e PDUの再送回数を示すためのRSN(Retransmission Sequence Number)値が表示できる最大値を示している場合に実際の再送回数を推定することを特徴とする請求項9または請求項10記載のアップリンクパケット再送回数推定方法。
- 前記移動体通信システムが、W−CDMA(Wideband−Code Division Multiple Access)方式の無線ネットワークであることを特徴とする請求項9から請求項11のいずれか記載のアップリンクパケット再送回数推定方法。
- 基地局装置がHARQ(Hybrid Acknowledge Request)方式を使用して移動体端末からのMAC(Medium Access Control)−e PDU(Protocol Data Unit)を受信する移動体通信システムにおいて前記基地局装置が実行するプログラムであって、
前記基地局装置の中央処理装置に、E−DPCH[E−DCH(Enhanced Dedicated CHannel) Dedicated Physical CHannel]のTBES(Total E−DCH Buffer Status)を用いて前記移動体端末が使用するプロセス数を推定する処理を実行させるためのプログラム。
Priority Applications (4)
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JP2006283210A JP4840073B2 (ja) | 2006-10-18 | 2006-10-18 | 移動体通信システム、基地局装置及びそれらに用いるアップリンクパケット再送回数推定方法 |
EP20070253852 EP1914923A3 (en) | 2006-10-18 | 2007-09-27 | Mobile communication system, base station device and method of estimating number of uplink packet retransmissions thereof |
US11/870,777 US7948893B2 (en) | 2006-10-18 | 2007-10-11 | Mobile communication system, base station device and method of estimating number of uplink packet retransmissions thereof |
CN2007101636866A CN101166075B (zh) | 2006-10-18 | 2007-10-17 | 移动通信系统、基站及估计上行链路分组重发数目的方法 |
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JP4840073B2 JP4840073B2 (ja) | 2011-12-21 |
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Cited By (2)
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US7881236B2 (en) | 2008-08-11 | 2011-02-01 | Lg Electronics Inc. | Data transmission method and user equipment for the same |
US12127264B2 (en) | 2009-06-25 | 2024-10-22 | Equo Ip Llc | Timing alignment procedure for a user equipment |
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KR101616663B1 (ko) * | 2008-08-08 | 2016-04-28 | 인터디지탈 패튼 홀딩스, 인크 | 버퍼 상태를 보고하기 위한 방법 및 장치 |
US9674892B1 (en) | 2008-11-04 | 2017-06-06 | Aerohive Networks, Inc. | Exclusive preshared key authentication |
US8483194B1 (en) | 2009-01-21 | 2013-07-09 | Aerohive Networks, Inc. | Airtime-based scheduling |
US9900251B1 (en) * | 2009-07-10 | 2018-02-20 | Aerohive Networks, Inc. | Bandwidth sentinel |
US11115857B2 (en) | 2009-07-10 | 2021-09-07 | Extreme Networks, Inc. | Bandwidth sentinel |
US8671187B1 (en) | 2010-07-27 | 2014-03-11 | Aerohive Networks, Inc. | Client-independent network supervision application |
US9002277B2 (en) | 2010-09-07 | 2015-04-07 | Aerohive Networks, Inc. | Distributed channel selection for wireless networks |
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Also Published As
Publication number | Publication date |
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US7948893B2 (en) | 2011-05-24 |
US20080095094A1 (en) | 2008-04-24 |
EP1914923A2 (en) | 2008-04-23 |
CN101166075A (zh) | 2008-04-23 |
JP4840073B2 (ja) | 2011-12-21 |
EP1914923A3 (en) | 2012-12-26 |
CN101166075B (zh) | 2012-12-26 |
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