JP4824680B2 - 無線通信システムで上りリンク伝送電力制御 - Google Patents
無線通信システムで上りリンク伝送電力制御 Download PDFInfo
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- JP4824680B2 JP4824680B2 JP2007525543A JP2007525543A JP4824680B2 JP 4824680 B2 JP4824680 B2 JP 4824680B2 JP 2007525543 A JP2007525543 A JP 2007525543A JP 2007525543 A JP2007525543 A JP 2007525543A JP 4824680 B2 JP4824680 B2 JP 4824680B2
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- transmission power
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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
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/38—TPC being performed in particular situations
- H04W52/40—TPC being performed in particular situations during macro-diversity or soft handoff
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/146—Uplink power control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/18—TPC being performed according to specific parameters
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
- H04W52/243—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account interferences
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
- H04W52/36—Transmission power control [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
- H04W52/367—Power values between minimum and maximum limits, e.g. dynamic range
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/38—TPC being performed in particular situations
- H04W52/386—TPC being performed in particular situations centralized, e.g. when the radio network controller or equivalent takes part in the power control
-
- 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
- H04W72/0473—Wireless resource allocation based on the type of the allocated resource the resource being transmission power
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
- H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
- H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
- H04B2201/7097—Direct sequence modulation interference
- H04B2201/709709—Methods of preventing interference
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/16—Performing reselection for specific purposes
- H04W36/18—Performing reselection for specific purposes for allowing seamless reselection, e.g. soft reselection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/18—TPC being performed according to specific parameters
- H04W52/28—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non-transmission
- H04W52/282—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non-transmission taking into account the speed of the mobile
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/18—TPC being performed according to specific parameters
- H04W52/28—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non-transmission
- H04W52/283—Power depending on the position of the mobile
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/18—TPC being performed according to specific parameters
- H04W52/28—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non-transmission
- H04W52/286—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non-transmission during data packet transmission, e.g. high speed packet access [HSPA]
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Description
Claims (13)
- 無線通信システム内の基地局(BS)において上りリンク伝送電力をスケジューリングする方法であって、
前記方法は、
無線ネットワーク制御機(RNC)から制御命令語を受信することであって、前記制御命令語は、前記BSにより制御されるセルに属する各使用者機器(UE)に前記BSが割り当てることができる最大上りリンク伝送電力に関する情報を含む、ことと、
前記制御命令語に基づいて、各UEに対して上りリンク伝送電力をスケジューリングすることと
を含み、
各UEに割り当てられる前記最大上りリンク伝送電力は、各UEが少なくとも1つの隣接BSにより制御される少なくとも1つのセルに対して生じさせる干渉レベルに基づいて前記RNCにより決定される、方法。 - 前記BSにより制御されるセル境界により近い第1のUEには、前記BSにより近い第2のUEよりも低い伝送電力レベルが指定される、請求項1に記載の方法。
- 無線通信システム内の使用者機器(UE)において上りリンク信号を伝送する方法であって、
前記方法は、
基地局(BS)からスケジューリング情報を受信することであって、前記スケジューリング情報は、前記BSが前記UEに割り当てることができる最大上りリンク伝送電力に関する情報を含む、ことと、
前記スケジューリング情報に基づいて前記UEに割り当てられる前記最大上りリンク伝送電力で前記上りリンク信号を伝送することと
を含み、
前記UEに割り当てられる前記最大上りリンク伝送電力は、前記UEが少なくとも1つの隣接BSにより制御される少なくとも1つのセルに対して生じさせる干渉レベルに基づいて無線ネットワーク制御機(RNC)により決定される、方法。 - 前記スケジューリング情報は、上りリンク専用チャネルを制御するのに適用される、請求項3に記載の方法。
- 前記UEに割り当てられる前記最大上りリンク伝送電力は、絶対的な電力レベルにより表される、請求項3に記載の方法。
- 前記UEに割り当てられる前記最大上りリンク伝送電力は、相対的な電力レベルにより表される、請求項3に記載の方法。
- 前記干渉レベルは、前記隣接BSから前記UEまでの距離と、前記UEのフェーディングと、前記UEの速度とのうちの少なくとも1つに基づいて決定される、請求項3に記載の方法。
- 無線通信システムにおいて上りリンク信号を伝送する使用者機器(UE)であって、
前記UEは、
基地局(BS)からスケジューリング情報を受信する手段であって、前記スケジューリング情報は、前記BSが前記UEに割り当てることができる最大上りリンク伝送電力に関する情報を含む、手段と、
前記スケジューリング情報に基づいて前記UEに割り当てられる前記最大上りリンク伝送電力で前記上りリンク信号を伝送する手段と
を含み、
前記UEに割り当てられる前記最大上りリンク伝送電力は、前記UEが少なくとも1つの隣接BSにより制御される少なくとも1つのセルに対して生じさせる干渉レベルに基づいて無線ネットワーク制御機(RNC)により決定される、UE。 - 前記スケジューリング情報は、上りリンク専用チャネルを制御するのに適用される、請求項8に記載のUE。
- 前記UEに割り当てられる前記最大上りリンク伝送電力は、絶対的な電力レベルにより表される、請求項8に記載のUE。
- 前記UEに割り当てられる前記最大上りリンク伝送電力は、相対的な電力レベルにより表される、請求項8に記載のUE。
- 無線通信システムにおいて上りリンク伝送電力をスケジューリングする基地局(BS)であって、
前記BSは、
無線ネットワーク制御機(RNC)から制御命令語を受信する手段であって、前記制御命令語は、前記BSにより制御されるセルに属する各使用者機器(UE)に前記BSが割り当てることができる最大上りリンク伝送電力に関する情報を含む、手段と、
前記制御命令語に基づいて、各UEに対して上りリンク伝送電力をスケジューリングする手段と
を含み、
各UEに割り当てられる前記最大上りリンク伝送電力は、各UEが少なくとも1つの隣接BSにより制御される少なくとも1つのセルに対して生じさせる干渉レベルに基づいて前記RNCにより決定される、BS。 - 前記BSにより制御されるセル境界により近い第1のUEには、前記BSにより近い第2のUEよりも低い伝送電力レベルが指定される、請求項12に記載のBS。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2004-0063123 | 2004-08-11 | ||
| KR20040063123A KR101055730B1 (ko) | 2004-08-11 | 2004-08-11 | 상향링크 전송 전력 스케줄링 방법 |
| PCT/KR2005/002609 WO2006016777A2 (en) | 2004-08-11 | 2005-08-11 | Uplink transmission power control in wireless communication system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2008510355A JP2008510355A (ja) | 2008-04-03 |
| JP4824680B2 true JP4824680B2 (ja) | 2011-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2007525543A Expired - Fee Related JP4824680B2 (ja) | 2004-08-11 | 2005-08-11 | 無線通信システムで上りリンク伝送電力制御 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US20060045046A1 (ja) |
| EP (1) | EP1776773A4 (ja) |
| JP (1) | JP4824680B2 (ja) |
| KR (1) | KR101055730B1 (ja) |
| CN (1) | CN101002398B (ja) |
| AU (1) | AU2005272276A1 (ja) |
| BR (1) | BRPI0515006A (ja) |
| RU (1) | RU2007108537A (ja) |
| WO (1) | WO2006016777A2 (ja) |
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| KR100651409B1 (ko) * | 2004-05-04 | 2006-11-29 | 삼성전자주식회사 | 이동통신시스템에서 상향링크 패킷 데이터 서비스를 위한 스케줄링 신호들의 소프트 결합을 지원하기 위한 장치 및 방법 |
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2004
- 2004-08-11 KR KR20040063123A patent/KR101055730B1/ko not_active Expired - Fee Related
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2005
- 2005-08-10 US US11/202,289 patent/US20060045046A1/en not_active Abandoned
- 2005-08-11 RU RU2007108537/09A patent/RU2007108537A/ru not_active Application Discontinuation
- 2005-08-11 BR BRPI0515006-0A patent/BRPI0515006A/pt not_active IP Right Cessation
- 2005-08-11 WO PCT/KR2005/002609 patent/WO2006016777A2/en not_active Ceased
- 2005-08-11 JP JP2007525543A patent/JP4824680B2/ja not_active Expired - Fee Related
- 2005-08-11 AU AU2005272276A patent/AU2005272276A1/en not_active Abandoned
- 2005-08-11 EP EP05771119A patent/EP1776773A4/en not_active Withdrawn
- 2005-08-11 CN CN200580027272XA patent/CN101002398B/zh not_active Expired - Fee Related
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| JPH09261170A (ja) * | 1996-03-18 | 1997-10-03 | Nec Corp | 送信電力制御方法 |
| JP2001177862A (ja) * | 1999-10-25 | 2001-06-29 | Nokia Mobile Phones Ltd | 移動局において測定モードに移行する方法および装置 |
| JP2002142249A (ja) * | 2000-10-30 | 2002-05-17 | Sony Corp | 無線通信システムおよび周波数割当方法 |
| WO2003044989A1 (en) * | 2001-11-19 | 2003-05-30 | Samsung Electronics Co., Ltd. | Method and apparatus for uplink transmission power control in a cdma communication system |
| WO2004002008A1 (en) * | 2002-06-24 | 2003-12-31 | Qualcomm Incorporated | Outer loop uplink power control during link imbalance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101002398B (zh) | 2011-06-08 |
| KR20060014544A (ko) | 2006-02-16 |
| RU2007108537A (ru) | 2008-09-20 |
| CN101002398A (zh) | 2007-07-18 |
| EP1776773A2 (en) | 2007-04-25 |
| EP1776773A4 (en) | 2012-02-08 |
| KR101055730B1 (ko) | 2011-08-11 |
| WO2006016777A2 (en) | 2006-02-16 |
| BRPI0515006A (pt) | 2008-07-01 |
| JP2008510355A (ja) | 2008-04-03 |
| WO2006016777A3 (en) | 2006-12-07 |
| US20060045046A1 (en) | 2006-03-02 |
| AU2005272276A1 (en) | 2006-02-16 |
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