JP4903228B2 - 多重搬送波システムにおける無線資源割当方法 - Google Patents
多重搬送波システムにおける無線資源割当方法 Download PDFInfo
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- 238000004891 communication Methods 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 claims description 15
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 230000036963 noncompetitive effect Effects 0.000 claims 3
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- 230000011664 signaling Effects 0.000 description 100
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
- H04W72/1268—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/26035—Maintenance of orthogonality, e.g. for signals exchanged between cells or users, or by using covering codes or sequences
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/02—Channels characterised by the type of signal
- H04L5/023—Multiplexing of multicarrier modulation signals
-
- 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
- H04W28/0278—Traffic management, e.g. flow control or congestion control using buffer status reports
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
- H04W52/365—Power headroom reporting
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/08—Non-scheduled access, e.g. ALOHA
- H04W74/0866—Non-scheduled access, e.g. ALOHA using a dedicated channel for access
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/08—Non-scheduled access, e.g. ALOHA
- H04W74/0833—Random access procedures, e.g. with 4-step access
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/12—WLAN [Wireless Local Area Networks]
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Description
本発明の具体的な動作、特徴及び効果は、以下に説明される本発明の実施形態によってより具体化されることができる。
まず、従来の競争基盤転送を改善してシグナリングメッセージを転送する方法について説明する。
以下、従来スケジュール転送(scheduled transmission)を改善してシグナリングメッセージを転送する方法について説明する。
すなわち、CQICHに追加的な信号フィールドを設定し、この信号フィールドを用いてUEが転送するシグナリングの存在を知らせることができる。
Claims (28)
- 複数の直交副搬送波を介して通信する移動通信システムのユーザ機器によりバッファ状態情報を提供する方法であって、
前記方法は、
前記バッファ状態情報の送信がトリガーされる場合に、物理アップリンク制御チャンネルを介して、1ビット情報の物理信号を基地局に送信することであって、前記物理信号は、アップリンク共有チャンネル資源の要求の存在を知らせるために用いられる、ことと、
前記物理信号を送信した後に、前記基地局から、アップリンク共有チャンネルに対する第1資源割当情報を受信することと、
前記第1資源割当情報を用いて、前記アップリンク共有チャンネルを介して、前記バッファ状態情報を前記基地局に送信することと
を含む、方法。 - 前記バッファ状態情報を送信した後に、前記基地局から、前記アップリンク共有チャンネルに対する第2資源割当情報を受信することをさらに含む、請求項1に記載の方法。
- 前記第1資源割当情報および前記第2資源割当情報は、前記ユーザ機器の識別子を用いて受信される、請求項2に記載の方法。
- 前記バッファ状態情報とともに、電力余分情報が前記基地局に送信される、請求項1に記載の方法。
- 前記物理信号は、非競争方法で送信される、請求項1に記載の方法。
- 前記ユーザ機器は、スケジュール転送モードで動作している、請求項1に記載の方法。
- 前記ユーザ機器は、前記基地局と同期の状態にある、請求項1に記載の方法。
- 複数の直交副搬送波を介して通信する移動通信システムの基地局によりバッファ状態情報を取得する方法であって、
前記方法は、
ユーザ機器から、物理アップリンク制御チャンネルを介して、1ビット情報の物理信号を受信することであって、前記物理信号は、アップリンク共有チャンネル資源の要求の存在を知らせるために用いられる、ことと、
前記物理信号を受信した後に、アップリンク共有チャンネルに対する第1資源割当情報を前記ユーザ機器に送信することと、
前記第1資源割当情報を用いて、前記ユーザ機器から、前記アップリンク共有チャンネルを介して、前記バッファ状態情報を受信することと
を含む、方法。 - 前記バッファ状態情報を受信した後に、前記アップリンク共有チャンネルに対する第2資源割当情報を前記ユーザ機器に送信することをさらに含む、請求項8に記載の方法。
- 前記第1資源割当情報および前記第2資源割当情報は、前記ユーザ機器の識別子を用いて送信される、請求項9に記載の方法。
- 前記ユーザ機器から、前記バッファ状態情報とともに電力余分情報が受信される、請求項8に記載の方法。
- 前記物理信号は、非競争方法で受信される、請求項8に記載の方法。
- 前記ユーザ機器は、スケジュール転送モードで動作している、請求項8に記載の方法。
- 前記ユーザ機器は、前記基地局と同期の状態にある、請求項8に記載の方法。
- 無線通信システム内のユーザ機器であって、
前記ユーザ機器は、
複数の直交副搬送波を用いて基地局に対して信号を送信または受信するように構成された送信機/受信機と、
前記送信機/受信機に接続されたプロセッサであって、バッファ状態情報を提供するために前記送信機/受信機を制御するように構成されている、プロセッサと
を備え、
前記バッファ状態情報を提供することは、
前記バッファ状態情報の送信がトリガーされる場合に、物理アップリンク制御チャンネルを介して、1ビット情報の物理信号を基地局に送信することであって、前記物理信号は、アップリンク共有チャンネル資源の要求の存在を知らせるために用いられる、ことと、
前記物理信号を送信した後に、前記基地局から、アップリンク共有チャンネルに対する第1資源割当情報を受信することと、
前記第1資源割当情報を用いて、前記アップリンク共有チャンネルを介して、前記バッファ状態情報を前記基地局に送信することと
を含む、ユーザ機器。 - 前記バッファ状態情報を提供することは、
前記バッファ状態情報を送信した後に、前記基地局から、前記アップリンク共有チャンネルに対する第2資源割当情報を受信することをさらに含む、請求項15に記載のユーザ機器。 - 前記第1資源割当情報および前記第2資源割当情報は、前記ユーザ機器の識別子を用いて受信される、請求項16に記載のユーザ機器。
- 前記バッファ状態情報とともに、電力余分情報が前記基地局に送信される、請求項15に記載のユーザ機器。
- 前記物理信号は、非競争方法で送信される、請求項15に記載のユーザ機器。
- 前記ユーザ機器は、スケジュール転送モードで動作している、請求項15に記載のユーザ機器。
- 前記ユーザ機器は、前記基地局と同期の状態にある、請求項15に記載のユーザ機器。
- 無線通信システム内の基地局であって、
前記基地局は、
複数の直交副搬送波を用いてユーザ機器に対して信号を送信または受信するように構成された送信機/受信機と、
前記送信機/受信機に接続されたプロセッサであって、バッファ状態情報を取得するために前記送信機/受信機を制御するように構成されている、プロセッサと
を備え、
前記バッファ状態情報を取得することは、
前記ユーザ機器から、物理アップリンク制御チャンネルを介して、1ビット情報の物理信号を受信することであって、前記物理信号は、アップリンク共有チャンネル資源の要求の存在を知らせるために用いられる、ことと、
前記物理信号を受信した後に、アップリンク共有チャンネルに対する第1資源割当情報を前記ユーザ機器に送信することと、
前記第1資源割当情報を用いて、前記ユーザ機器から、前記アップリンク共有チャンネルを介して、前記バッファ状態情報を受信することと
を含む、基地局。 - 前記バッファ状態情報を取得することは、
前記バッファ状態情報を受信した後に、前記アップリンク共有チャンネルに対する第2資源割当情報を前記ユーザ機器に送信することをさらに含む、請求項22に記載の基地局。 - 前記第1資源割当情報および前記第2資源割当情報は、前記ユーザ機器の識別子を用いて送信される、請求項23に記載の基地局。
- 前記ユーザ機器から、前記バッファ状態情報とともに電力余分情報が受信される、請求項22に記載の基地局。
- 前記物理信号は、非競争方法で受信される、請求項22に記載の基地局。
- 前記ユーザ機器は、スケジュール転送モードで動作している、請求項22に記載の基地局。
- 前記ユーザ機器は、前記基地局と同期の状態にある、請求項22に記載の基地局。
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KR10-2006-0011296 | 2006-02-06 | ||
KR20060011296A KR100934656B1 (ko) | 2006-02-06 | 2006-02-06 | 다중 반송파 시스템에서의 무선 자원 할당 방법 |
PCT/KR2007/000623 WO2007091815A2 (en) | 2006-02-06 | 2007-02-06 | Method of allocating radio resources in multi-carrier system |
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JP4903228B2 true JP4903228B2 (ja) | 2012-03-28 |
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US (5) | US8467728B2 (ja) |
EP (4) | EP2536038B1 (ja) |
JP (1) | JP4903228B2 (ja) |
KR (1) | KR100934656B1 (ja) |
CN (2) | CN102055714B (ja) |
ES (2) | ES2600514T3 (ja) |
TW (1) | TWI430604B (ja) |
WO (1) | WO2007091815A2 (ja) |
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