JP4510026B2 - Mbmsにおける周波数間/rat間ハンドオーバ測定のための方法と装置 - Google Patents
Mbmsにおける周波数間/rat間ハンドオーバ測定のための方法と装置 Download PDFInfo
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
- H04L12/189—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast in combination with wireless systems
-
- 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
- H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
- H04W36/00837—Determination of triggering parameters for hand-off
-
- 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
- H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
- H04W36/0085—Hand-off measurements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/30—Resource management for broadcast services
-
- 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
- H04W36/0007—Control or signalling for completing the hand-off for multicast or broadcast services, e.g. MBMS
-
- 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
- H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
- H04W36/00837—Determination of triggering parameters for hand-off
- H04W36/008375—Determination of triggering parameters for hand-off based on historical data
-
- 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
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Mobile Radio Communication Systems (AREA)
Description
DCH圧縮モード 専用チャネル圧縮モード
圧縮モードは、周波数間とRAT間の測定を実行するために
CELL_DCHで用いられる
DRX 不連続受信
電力消費を低減するために、現在、UEはアイドルモード、
CELL_PCH、URA_PCHにおいて不連続受信(DRX)
を用いることがある。この出願の文脈で用いられる用語DRXは、
不連続受信の一般的な言葉である
DTX 不連続送信
FACH 下りアクセスリンク
Inter-RAT 無線アクセス技術間
ここでは、GSM、TD−CDMA、TD−SCDMAなどの
非WCDMA技術
MBMS マルチメディア放送/マルチキャストシステム
MTCH MBMSトラフィックチャネル
ノードB 一つ以上のセルにおけるユーザ装置への/からの無線送信/受信を
担当する論理ノード。RNCへのIubインタフェースを終端する
外部符号 内部符号に対する外部符号
PCH 呼出チャネル
PICH 呼出指示転送用チャネル
ptm 一対多数
ptp ポイント−ツウ−ポイント
QoS サービス品質
RAT 無線アクセス技術
RNC 無線ネットワーク制御局
S−CCPCH セカンダリ共通制御物理チャネル
SF128コード 拡散率
SFN システムフレーム数
TTI 送信時間間隔
Tx 送信
UE ユーザ装置
UTRAN ユニバーサル地上無線アクセスネットワーク
Claims (4)
- 2つの周波数チャネルを備えた単一の受信機を有する通信装置におけるMBMSデータを受信する方法であって、
前記単一の受信機の第1の周波数でMBMSデータを受信する工程(602)と、
前記単一の受信機を第2の周波数に切り替える工程(604)と、
前記単一の受信機により前記第2の周波数で測定を行う工程(606)と、
MBMSデータの受信を継続するために前記単一の受信機を前記第1の周波数に切り戻しする工程(608)と、
前記測定を行う工程を実行中に受信できなかったMBMSデータを復元するために、ターボ復号化あるいは畳込み復号化により外部符号の復号化を実行する工程(610)とを備え、
前記測定を行う期間は、前記外部符号の1データユニットの期間より短いことを特徴とする方法。 - 前記外部符号の復号化を実行する工程は、
前記MBMSデータを逆拡散し、拡散符号を用いて内部符号データを復号化する工程(652)と、
ターボ復号化あるいは畳込み復号化を行う第1の復号器を用いて第1の外部符号データを復号化する工程(654)と、
冗長検査復号器を用いて第2の外部符号データを復号化する工程(656)と、
前記外部符号データと前記内部符号データとを組み合わせて、前記測定を行う工程を実行中に受信できなかった前記MBMSデータを復元する工程(612)とを有することを特徴とする請求項1に記載の方法。 - 通信装置(400,500)であって、
2つの周波数チャネルを備えた単一の受信機と、
プロセッサ(402,502)と、
前記プロセッサに接続されるメモリ(404,406,504,506)とを有し、
前記メモリは、
第1の周波数で前記単一の受信機によりMBMSデータを受信する命令と、
前記単一の受信機を第2の周波数に切り替える命令と、
前記単一の受信機により前記第2の周波数で測定を行う命令と、
MBMSデータの受信を継続するために前記単一の受信機を前記第1の周波数に切り戻す命令と、
前記測定の実行中において受信できなかったMBMSデータを復元するために、ターボ復号化あるいは畳込み復号化により外部符号の復号化命令とを含み、
前記測定を行う期間は、前記外部符号の1データユニットの期間より短いことを特徴とする通信装置。 - 前記外部符号の復号化命令は、さらに
前記MBMSデータを逆拡散し、拡散符号を用いて内部符号データを復号化する命令と、
ターボ復号化あるいは畳込み復号化を行う第1の復号器を用いて第1の外部符号データを復号化する命令と、
冗長検査復号器を用いて第2の外部符号データを復号化する命令と、
前記外部符号データと前記内部符号データとを組み合わせて、前記測定の実行中に受信できなかった前記MBMSデータを復元する命令とを有することを特徴とする請求項3に記載の通信装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0303031A SE0303031D0 (sv) | 2003-11-12 | 2003-11-12 | Inter-Frequency and inter-rat handover measurements |
PCT/SE2004/001656 WO2005048529A1 (en) | 2003-11-12 | 2004-11-12 | Method and apparatus for performing inter-frequency and inter-rat handover measurements in mbms |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010055065A Division JP2010183597A (ja) | 2003-11-12 | 2010-03-11 | Mbmsにおける周波数間/rat間ハンドオーバ測定のための方法と装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2007511166A JP2007511166A (ja) | 2007-04-26 |
JP2007511166A5 JP2007511166A5 (ja) | 2007-11-29 |
JP4510026B2 true JP4510026B2 (ja) | 2010-07-21 |
Family
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Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
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JP2006539436A Expired - Fee Related JP4510026B2 (ja) | 2003-11-12 | 2004-11-12 | Mbmsにおける周波数間/rat間ハンドオーバ測定のための方法と装置 |
JP2010055065A Pending JP2010183597A (ja) | 2003-11-12 | 2010-03-11 | Mbmsにおける周波数間/rat間ハンドオーバ測定のための方法と装置 |
Family Applications After (1)
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JP2010055065A Pending JP2010183597A (ja) | 2003-11-12 | 2010-03-11 | Mbmsにおける周波数間/rat間ハンドオーバ測定のための方法と装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20070030830A1 (ja) |
EP (1) | EP1683300A1 (ja) |
JP (2) | JP4510026B2 (ja) |
CN (1) | CN100446463C (ja) |
SE (1) | SE0303031D0 (ja) |
WO (1) | WO2005048529A1 (ja) |
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DE60214010T2 (de) * | 2002-11-05 | 2007-02-01 | Lucent Technologies Inc. | Verfahren und Telekommunikationssteuerung zur Bereitstellung von Messberichtkriterien an eine Mobilstation |
US7058407B2 (en) * | 2003-05-12 | 2006-06-06 | Motorola, Inc. | Adapting a diversity transmission mode in a wireless communication system |
US7917163B2 (en) * | 2003-08-27 | 2011-03-29 | Qualcomm, Incorporated | Intra-frequency searching in the presence of frequency gaps |
-
2003
- 2003-11-12 SE SE0303031A patent/SE0303031D0/xx unknown
-
2004
- 2004-11-12 JP JP2006539436A patent/JP4510026B2/ja not_active Expired - Fee Related
- 2004-11-12 EP EP04800319A patent/EP1683300A1/en not_active Withdrawn
- 2004-11-12 US US10/595,643 patent/US20070030830A1/en not_active Abandoned
- 2004-11-12 CN CNB2004800333150A patent/CN100446463C/zh not_active Expired - Fee Related
- 2004-11-12 WO PCT/SE2004/001656 patent/WO2005048529A1/en active Application Filing
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2010
- 2010-03-11 JP JP2010055065A patent/JP2010183597A/ja active Pending
Also Published As
Publication number | Publication date |
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JP2010183597A (ja) | 2010-08-19 |
JP2007511166A (ja) | 2007-04-26 |
US20070030830A1 (en) | 2007-02-08 |
WO2005048529A1 (en) | 2005-05-26 |
EP1683300A1 (en) | 2006-07-26 |
CN1879349A (zh) | 2006-12-13 |
CN100446463C (zh) | 2008-12-24 |
SE0303031D0 (sv) | 2003-11-12 |
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