JP2009247021A - ハイブリッド自動反復要求プロセスを割り当てる装置及びその方法 - Google Patents
ハイブリッド自動反復要求プロセスを割り当てる装置及びその方法 Download PDFInfo
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- JP2009247021A JP2009247021A JP2009176681A JP2009176681A JP2009247021A JP 2009247021 A JP2009247021 A JP 2009247021A JP 2009176681 A JP2009176681 A JP 2009176681A JP 2009176681 A JP2009176681 A JP 2009176681A JP 2009247021 A JP2009247021 A JP 2009247021A
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
-
- 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]
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/63—Joint error correction and other techniques
- H03M13/6306—Error control coding in combination with Automatic Repeat reQuest [ARQ] and diversity transmission, e.g. coding schemes for the multiple transmission of the same information or the transmission of incremental redundancy
-
- 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
- H04L1/08—Arrangements for detecting or preventing errors in the information received by repeating transmission, e.g. Verdan system
-
- 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]
- H04L1/1816—Hybrid protocols; Hybrid automatic repeat request [HARQ] with retransmission of the same, encoded, message
-
- 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
-
- 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
- H04L1/1877—Buffer management for semi-reliable protocols, e.g. for less sensitive applications like streaming video
-
- 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
- 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
Abstract
【解決手段】本発明の方法は、ARQ/H−ARQプロセスに関連したパラメータが構成された後、WTRUが選択されたデータについてARQ/H−ARQプロセスを割当てる。データの送信後、WTRUはデータについてのフィードバック情報が受信されたかどうかを決定する。もし、アクノレッジメント(ACK)メッセージが受信されたならばWRUはARQ/H−ARQプロセスを解放し、もし、非アクノレッジメント(NACK)メッセージが受信されたか又は所定時間内にフィードバック情報が受信されないならばデータを再送信して、WTRU内の送信カウンタ(118)を増分する。
【選択図】図2A
Description
Claims (5)
- 無線送信/受信ユニット(WTRU)内で増強されたアップリンク(EU)データ送信を支援するため、複数のハイブリッド自動反復要求(H−ARQ)プロセスを割当てる方法であって、当該方法は、
H−ARQプロセスを割当てることに関連した複数の構成パラメータを受信するステップと、
特定の専用媒体アクセス制御(MAC−d)フローのH−ARQ再送信の最大数と送信優先度を構成するステップと、
優先度に基づいて送信されるべきデータを選択するステップと、
H−ARQプロセスのプールから選択されたデータへH−ARQプロセスを割当てるステップと、
を備えることを特徴とする方法。 - データが存在する最高優先度の専用媒体アクセス制御(MAC−d)フローがH−ARQプロセス上で送信のために選択され、そしてこの選択されたMAC−dフローのために構成されたH−ARQ送信の最大数を可能にするステップ、
をさらに備えることを特徴とする請求項1に記載の方法。 - リソース割当て情報を受信するステップと、
物理的リソースが各送信時間インターバル(TTI)に対して割当てられているかどうかを決定するステップと、
もし、物理的リソースが割当てられていなければ、前の送信についてのフィードバックが受信されたかどうかをチェックするステップと、
もし、物理的リソースが割当てられていれば、データブロックを選択するステップと、
もし、データが前もって選択されていなければ、各割当てられたH−ARQプロセスについて最高の優先度のデータブロックを選択するステップと、
選択されたデータの送信状態を決定するステップと、
をさらに備えることを特徴とする請求項1に記載の方法。 - もし、再送信の最大数に達したならば、媒体アクセス制御(MAC)層におけるデータを廃棄して関連するH−ARQプロセスをリリースするか、又は、送信ステータスを設定して別のデータ送信を開始するステップと、
データ送信が再開始された場合、送信カウント及び新データ指示子(NDI)を開始するステップと、
をさらに備えることを特徴とする請求項1に記載の方法。 - 受信が、利用可能なチャンネルリソース、及び、各トランスポート・チャンネル(TrCH)及びE−DCHにマップされた論理チャンネルに対するH−ARQ再送信の最大数の内の少なくとも1つを含むこと、を特徴とする請求項1に記載の方法。
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JP2008314834A Active JP5130190B2 (ja) | 2004-05-07 | 2008-12-10 | ハイブリッド自動反復要求プロセスを割り当てる装置 |
JP2009176681A Pending JP2009247021A (ja) | 2004-05-07 | 2009-07-29 | ハイブリッド自動反復要求プロセスを割り当てる装置及びその方法 |
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JP2013239336A Active JP5864516B2 (ja) | 2004-05-07 | 2013-11-19 | ハイブリッド自動反復要求プロセスを割り当てる装置及びその方法 |
JP2015015942A Ceased JP2015133708A (ja) | 2004-05-07 | 2015-01-29 | ハイブリッド自動反復要求プロセスを割り当てる装置及びその方法 |
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US (5) | US7647541B2 (ja) |
EP (3) | EP2273714A3 (ja) |
JP (6) | JP5130041B2 (ja) |
KR (6) | KR101102779B1 (ja) |
CN (5) | CN103220098B (ja) |
AR (3) | AR048838A1 (ja) |
AU (2) | AU2005242326B2 (ja) |
BR (1) | BRPI0510227B1 (ja) |
CA (1) | CA2564958C (ja) |
DE (1) | DE202005007248U1 (ja) |
GE (1) | GEP20125427B (ja) |
IL (4) | IL178945A (ja) |
MX (1) | MXPA06012882A (ja) |
MY (3) | MY163389A (ja) |
NO (1) | NO347344B1 (ja) |
SG (1) | SG185960A1 (ja) |
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