JP4268634B2 - ワイヤレス通信システムにおいてtddとfddとの間でのリソース割り当てを統合する方法及びシステム - Google Patents
ワイヤレス通信システムにおいてtddとfddとの間でのリソース割り当てを統合する方法及びシステム Download PDFInfo
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- JP4268634B2 JP4268634B2 JP2006513238A JP2006513238A JP4268634B2 JP 4268634 B2 JP4268634 B2 JP 4268634B2 JP 2006513238 A JP2006513238 A JP 2006513238A JP 2006513238 A JP2006513238 A JP 2006513238A JP 4268634 B2 JP4268634 B2 JP 4268634B2
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- fdd
- tdd
- rnc
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- 238000004891 communication Methods 0.000 title claims description 24
- 238000000034 method Methods 0.000 title claims description 20
- 238000013468 resource allocation Methods 0.000 title description 7
- 230000004044 response Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 14
- 238000005457 optimization Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 5
- 238000011156 evaluation Methods 0.000 description 4
- 238000007726 management method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
- H04W28/18—Negotiating wireless communication parameters
-
- 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
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0066—Transmission or use of information for re-establishing the radio link of control information between different types of networks in order to establish a new radio link in the target network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/18—Selecting a network or a communication service
-
- 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
-
- 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
- H04W72/563—Allocation or scheduling criteria for wireless resources based on priority criteria of the wireless resources
-
- 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
- H04W88/12—Access point controller devices
-
- 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
- H04W88/18—Service support devices; Network management devices
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
- Time-Division Multiplex Systems (AREA)
Description
Claims (6)
- ワイヤレス通信において時分割複信(TDD)及び周波数分割複信(FDD)を統合する方法において、
ラジオネットワークコントローラ(RNC)が、ラジオアクセスベアラ(RAB)要求を、当該要求に関する複数のパラメータとともに受信することと、
前記RAB要求に関連付けられた通信をサポートするのに必要なアップリンク(UL)接続及びダウンリンク(DL)接続における対称度を推定することと、
ULとDLの両方のためのTDD接続又はULとDLの両方のためのFDD接続のいずれか一方を前記UL接続と前記DL接続の前記推定された対称度に基づいて選択することと、
を含み、
前記アップリンクにおけるデータレートと前記ダウンリンクにおけるデータレートとの差分を計算し、前記差分が所定の閾値よりも大きい場合にはTDDを選択し、前記差分が前記所定の閾値よりも大きくない場合にはFDDを選択することを特徴とする方法。 - FDD接続は、音声アプリケーションに関連づけられたRAB要求のために、選択されることを特徴とする請求項1記載の方法。
- 初期接続がRAB要求に応答して一旦確立されると、前記UL接続及びDL接続の対称性状態を定期的に評価することと、
前記対称性状態に基づいてTDDモードとFDDモードとを切り換えることと、
をさらに含むことを特徴とする請求項1記載の方法。 - 全てのRAB要求は、FDD RNCを介して処理されることを特徴とする請求項1記載の方法。
- 前記FDD RNCのみが、Iuインタフェースを介してコアネットワークに接続され、
TDD RNCは、前記FDD RNCを経由して間接的に前記コアネットワークに接続されることを特徴とする請求項4記載の方法。 - 前記FDD RNCは、すべての呼の接続及び切断を行うことを特徴とする請求項5記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US46466803P | 2003-04-22 | 2003-04-22 | |
PCT/US2004/012507 WO2004095719A2 (en) | 2003-04-22 | 2004-04-21 | Method and system for integrating resource allocation between time division duplex and frequency division duplex in wireless communication systems |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006524965A JP2006524965A (ja) | 2006-11-02 |
JP4268634B2 true JP4268634B2 (ja) | 2009-05-27 |
Family
ID=33310930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006513238A Expired - Fee Related JP4268634B2 (ja) | 2003-04-22 | 2004-04-21 | ワイヤレス通信システムにおいてtddとfddとの間でのリソース割り当てを統合する方法及びシステム |
Country Status (11)
Country | Link |
---|---|
US (1) | US7248567B2 (ja) |
EP (1) | EP1618670A4 (ja) |
JP (1) | JP4268634B2 (ja) |
KR (3) | KR100801132B1 (ja) |
CN (1) | CN1774872A (ja) |
AR (2) | AR044051A1 (ja) |
CA (1) | CA2526889C (ja) |
MX (1) | MXPA05011262A (ja) |
NO (1) | NO20054993L (ja) |
TW (3) | TWI268720B (ja) |
WO (1) | WO2004095719A2 (ja) |
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-
2004
- 2004-04-21 MX MXPA05011262A patent/MXPA05011262A/es active IP Right Grant
- 2004-04-21 KR KR1020057019873A patent/KR100801132B1/ko not_active IP Right Cessation
- 2004-04-21 CA CA2526889A patent/CA2526889C/en not_active Expired - Fee Related
- 2004-04-21 TW TW093111162A patent/TWI268720B/zh not_active IP Right Cessation
- 2004-04-21 WO PCT/US2004/012507 patent/WO2004095719A2/en active Search and Examination
- 2004-04-21 US US10/828,665 patent/US7248567B2/en not_active Expired - Fee Related
- 2004-04-21 TW TW093133546A patent/TWI345423B/zh not_active IP Right Cessation
- 2004-04-21 KR KR1020097007960A patent/KR20090045424A/ko not_active IP Right Cessation
- 2004-04-21 KR KR1020067004356A patent/KR20060026971A/ko not_active Application Discontinuation
- 2004-04-21 TW TW096114323A patent/TW200814799A/zh unknown
- 2004-04-21 CN CNA2004800098428A patent/CN1774872A/zh active Pending
- 2004-04-21 JP JP2006513238A patent/JP4268634B2/ja not_active Expired - Fee Related
- 2004-04-21 EP EP04760145A patent/EP1618670A4/en not_active Withdrawn
- 2004-04-22 AR ARP040101355A patent/AR044051A1/es not_active Application Discontinuation
-
2005
- 2005-10-26 NO NO20054993A patent/NO20054993L/no not_active Application Discontinuation
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2008
- 2008-03-25 AR ARP080101186A patent/AR067240A2/es not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
CA2526889C (en) | 2010-10-19 |
TWI345423B (en) | 2011-07-11 |
JP2006524965A (ja) | 2006-11-02 |
TW200814799A (en) | 2008-03-16 |
KR20060010752A (ko) | 2006-02-02 |
WO2004095719A3 (en) | 2005-09-22 |
EP1618670A4 (en) | 2006-10-11 |
US7248567B2 (en) | 2007-07-24 |
AR067240A2 (es) | 2009-10-07 |
KR20090045424A (ko) | 2009-05-07 |
TW200527929A (en) | 2005-08-16 |
US20040264393A1 (en) | 2004-12-30 |
CA2526889A1 (en) | 2004-11-04 |
NO20054993L (no) | 2005-10-26 |
AR044051A1 (es) | 2005-08-24 |
TW200425758A (en) | 2004-11-16 |
KR100801132B1 (ko) | 2008-02-11 |
TWI268720B (en) | 2006-12-11 |
CN1774872A (zh) | 2006-05-17 |
KR20060026971A (ko) | 2006-03-24 |
WO2004095719A2 (en) | 2004-11-04 |
MXPA05011262A (es) | 2006-01-24 |
EP1618670A2 (en) | 2006-01-25 |
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