JP4982520B2 - 高速schを利用する通信システムの電力制御 - Google Patents
高速schを利用する通信システムの電力制御 Download PDFInfo
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- 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
- H04W52/54—Signalisation aspects of the TPC commands, e.g. frame structure
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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
- H04L1/1607—Details of the supervisory signal
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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
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
- H04L5/0055—Physical resource allocation for ACK/NACK
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- 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
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
- H04W52/0238—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where the received signal is an unwanted signal, e.g. interference or idle signal
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- 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
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
- H04W52/0245—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal according to signal strength
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- 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
- H04W52/06—TPC algorithms
- H04W52/12—Outer and inner loops
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- 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
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
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- 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
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/146—Uplink power control
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- 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
- H04W52/06—TPC algorithms
- H04W52/16—Deriving transmission power values from another channel
-
- 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
- H04W52/18—TPC being performed according to specific parameters
- H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
- H04W52/221—TPC being performed according to specific parameters taking into account previous information or commands using past power control commands
-
- 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
- H04W52/18—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
- H04W52/241—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account channel quality metrics, e.g. SIR, SNR, CIR, Eb/lo
-
- 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
- H04W52/18—TPC being performed according to specific parameters
- H04W52/26—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service]
- H04W52/265—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service] taking into account the quality of service QoS
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- 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
- H04W52/18—TPC being performed according to specific parameters
- H04W52/26—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service]
- H04W52/267—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service] taking into account the information rate
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- 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
- H04W52/32—TPC of broadcast or control channels
- H04W52/325—Power control of control or pilot channels
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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
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- 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
- H04W52/06—TPC algorithms
- H04W52/08—Closed loop power control
-
- 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
- H04W52/06—TPC algorithms
- H04W52/10—Open loop power control
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- 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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- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Time-Division Multiplex Systems (AREA)
- Vehicle Body Suspensions (AREA)
- Exchange Systems With Centralized Control (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Description
Claims (16)
- SCH(shared channel)およびDCH(dedicated channel)の両方においてユーザーデータがシグナルされる、送信電力制御を有するWTRUであって、該WTRUは、DCH上でデータ信号を伝送し、かつ関連するSCH上でデータ信号を散発的に伝送するWTRUであって、
前記DCH上で前記WTRUによって伝送される信号を受信したことに基づいて計算されるDCH目標メトリクスを受信する手段と、
受信されたDCH目標メトリクスから得られるSCH目標メトリクスを生成する手段と、
DCH電力調整値を受信したDCH目標メトリクスの関数として計算し、かつSCH電力調整値を生成されたSCH目標メトリクスの関数として計算するように構成された、電力調整値を目標メトリクスの関数として計算する手段と
を備えたことを特徴とするWTRU。 - 前記目標メトリクスは目標SIRであることを特徴とする請求項1に記載のWTRU。
- 前記計算する手段は、受信されたDCH目標SIRと、該受信されたDCH目標SIRに基づいてSCH目標メトリクスを生成する前記WTRUの手段によって生成された、SCH目標SIRとに基づいて電力調整値を計算することを特徴とする請求項2に記載のWTRU。
- 前記WTRUによって伝送されたDCH伝送データ信号と前記計算されたDCH電力調整値とをコンバインする手段と、
前記WTRUによって伝送されたSCH伝送データ信号と前記計算されたSCH電力調整値とをコンバインする手段と
をさらに備えたことを特徴とする請求項3に記載のWTRU。 - 前記WTRUは、WTRUの伝送についてのオープンループ送信電力制御を有するUMTS(Universal Mobile Telecommunications System)において使用されるように構成されることを特徴とする請求項2に記載のWTRU。
- 前記目標メトリクスは目標SIRであり、
前記DCHはUL DCH(uplink dedicated channel)であり、
前記SCHはUL SCH(uplink shared channel)であり、
前記WTRUはWTRUの伝送についてのオープンループ送信電力制御を有するUMTS(Universal Mobile Telecommunications System)において使用されるように構成されることを特徴とする請求項1に記載のWTRU。 - SCH目標SIRが生成されるSCHはHS−DSCHs(High Speed Downlink Shared Channels)とともに動作するHS−SICHs(High Speed Shared Information Channels)であることを特徴とする請求項6に記載のWTRU。
- 前記計算する手段は、受信されたDCH目標SIRと、該受信されたDCH目標SIRに基づいてSCH目標メトリクスを生成する前記WTRUの手段によって生成された、HS−SICH目標SIRとに基づいて電力調整値を計算することを特徴とする請求項7に記載のWTRU。
- 前記WTRUによって伝送されたDCH伝送データ信号とUL DCH電力調整値とをコンバインする手段と、
前記WTRUによって伝送されたUL HS−SICH伝送データ信号と計算されたUL HS−SICH電力調整値とをコンバインする手段と
をさらに備えたことを特徴とする請求項3に記載のWTRU。 - SCH(shared channel)およびDCH(dedicated channel)の両方においてユーザーデータがシグナルされるWTRUにおける送信電力制御方法であって、
該WTRUは、DCH上でデータ信号を伝送し、かつ関連するSCH上でデータ信号を散発的に伝送し、
前記方法は、
前記DCH上で前記WTRUによって伝送される信号を受信したことに基づいて計算されるDCH目標メトリクスを受信するステップと、
受信されたDCH目標メトリクスから得られるSCH目標メトリクスを生成するステップと、
DCH電力調整値を受信したDCH目標メトリクスの関数として計算し、かつSCH電力調整値をSCH目標メトリクスの関数として計算するステップと
を含むことを特徴とする方法。 - 前記目標メトリクスは目標SIRであり、
前記WTRUは、受信されたDCH目標SIRと、該受信されたDCH目標SIRに基づいて前記WTRUによって生成された、SCH目標SIRとに基づいて電力調整値を計算することを特徴とする請求項10に記載の方法。 - 前記WTRUによって伝送されたDCH伝送データ信号と前記計算されたDCH電力調整値とをコンバインするステップと、
前記WTRUによって伝送されたSCH伝送データ信号と前記計算されたSCH電力調整値とをコンバインするステップと
をさらに含むことを特徴とする請求項11に記載の方法。 - 前記WTRUは、WTRUの伝送についてのオープンループ送信電力制御を実行するUMTS(Universal Mobile Telecommunications System)において使用されることを特徴とする請求項12に記載の方法。
- 前記生成するステップおよび前記計算するステップは、目標SIRを生成するステップおよび計算するステップをさらに含み、
前記WTRUは、WTRUの伝送についてのオープンループ送信電力制御を実行するUMTS(Universal Mobile Telecommunications System)において使用されることを特徴とする請求項10に記載の方法。 - SCH目標SIRが生成されるSCHはHS−DSCHs(High Speed Downlink Shared Channels)とともに動作するHS−SICHs(High Speed Shared Information Channels)であることを特徴とする請求項14に記載の方法。
- 受信されたDCH目標SIRと、該受信されたDCH目標SIRに基づいて前記WTRUによって生成された、HS−SICH目標SIRとに基づいて電力調整値を計算するステップと、
前記WTRUによって伝送されたDCH伝送データ信号と前記計算されたDCH電力調整値とをコンバインするステップと、
前記WTRUによって伝送されたHS−SICH伝送データ信号と前記計算されたHS−SICH電力調整値とをコンバインするステップと
をさらに含むことを特徴とする請求項15に記載の方法。
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US41938002P | 2002-10-17 | 2002-10-17 | |
US60/419,380 | 2002-10-17 |
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US (4) | US8738062B2 (ja) |
EP (2) | EP1556967B1 (ja) |
JP (2) | JP2006503497A (ja) |
KR (3) | KR100708271B1 (ja) |
CN (1) | CN1703846A (ja) |
AT (1) | ATE438963T1 (ja) |
AU (1) | AU2003284245A1 (ja) |
CA (1) | CA2501934A1 (ja) |
DE (1) | DE60328698D1 (ja) |
NO (1) | NO20052253L (ja) |
TW (3) | TWI332326B (ja) |
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