JP5902604B2 - 適応変調および符号化技術のための共通制御チャネルのアップリンク電力制御 - Google Patents
適応変調および符号化技術のための共通制御チャネルのアップリンク電力制御 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
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/146—Uplink power control
-
- 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
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
- H04L5/1469—Two-way operation using the same type of signal, i.e. duplex using time-sharing
-
- 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
- H04W52/228—TPC being performed according to specific parameters taking into account previous information or commands using past power values or information
-
- 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
-
- 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
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
- H04W52/242—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account path loss
-
- 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
- H04W52/243—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. 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]
-
- 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]
- H04W52/262—TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service] taking into account adaptive modulation and coding [AMC] scheme
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
- H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
-
- 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
- H04W52/246—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters where the output power of a terminal is based on a path parameter calculated in said terminal
-
- 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
- H04W52/247—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters where the output power of a terminal is based on a path parameter sent by another terminal
-
- 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
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- 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
- H04W88/08—Access point devices
-
- 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)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Transmitters (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Description
上式で、PLはアップリンク共通制御チャネル通信の経路損失であり、Iccはその干渉レベルである。経路損失(PL)は次のように計算することができる。
上式で、TREFはBS12での基準信号の電力であり、RUEはUE30での基準信号の受信電力である。
上式で、PLはアップリンク共通制御チャネル通信の経路損失であり、QMはその所望の品質マージンであり、Iccはその干渉レベルである。経路損失(PL)は次のように計算することができる。
上式で、TREFはBS12での基準信号の電力であり、RUEはUEでの基準信号の受信電力である。
14 拡散/変調装置
18 共通制御チャネル品質監視装置
20 集計(summing)装置
22 アイソレータ/スイッチ
24 アンテナ
25 無線リンク
26 タイム・スロット干渉測定装置
28 アップリンク共通制御チャネル受信機
30 ユーザ装置UE
32 アンテナ
34 アイソレータ/スイッチ
36 基準チャネル受信機
42 経路損失計算装置
44 電力レベル計算装置
48 信号送り受信機(signaling receiver)
50 電力増幅機
Claims (9)
- アップリンク電力レベルを決定するための、基地局により実装される方法であって、
アップリンクチャネル上でユーザ装置(UE)から第1の通信信号を受信するステップと、
前記受信した第1の通信信号に応じて前記アップリンクチャネルのチャネル品質を測定するステップと、
前記第1の通信信号から導出される品質マージンを提供するステップと、
前記UEにダウンリンク制御チャネル上でアップリンクチャネルの割り振りと前記品質マージンとを送信するステップと、
前記アップリンクチャネルの割り振りと前記品質マージンとに応じて、割り振られたアップリンクチャネルの少なくとも1つのタイムスロットにおいて前記UEから第2の通信を受信するステップであって、前記第2の通信は、前記品質マージンから導出される送信電力レベルにおけるダウンリンクチャネルに対するチャネル品質シグナリングを含み、前記チャネル品質シグナリングから前記ダウンリンクチャネルに対する適切な変調及び符号化速度が導出される、ステップと
を備えることを特徴とする方法。 - 測定された干渉と前記品質マージンとを組み合わせ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。
- 前記測定された干渉と品質マージンとを単一のパラメータに符号化するステップをさらに備えることを特徴とする請求項2に記載の方法。
- 測定された干渉をブロードキャストチャネル上で送信するステップをさらに具えたことを特徴とする請求項1に記載の方法。
- 基地局であって、
アップリンクチャネル上でユーザ装置(UE)から第1の通信信号を受信するように構成された回路と、
前記受信した第1の通信信号に応じて前記アップリンクチャネルのチャネル品質を測定するように構成された回路と、
前記第1の通信信号から導出される品質マージンを提供するように構成された回路と、
前記UEにダウンリンク制御チャネル上でアップリンクチャネルの割り振りと前記品質マージンとを送信するように構成された回路と
を具え、
前記第1の通信信号を受信するように構成された回路は、前記アップリンクチャネルの割り振りと前記品質マージンとに応じて、割り振られたアップリンクチャネルの少なくとも1つのタイムスロットにおいて前記UEから第2の通信を受信するようにさらに構成され、前記第2の通信は、前記品質マージンから導出される送信電力レベルにおけるダウンリンクチャネルに対するチャネル品質シグナリングを含み、前記チャネル品質シグナリングから前記ダウンリンクチャネルに対する適切な変調及び符号化速度が導出される、ことを特徴とする基地局。 - ユーザ装置(UE)であって、
基地局からダウンリンク制御チャネル上で制御情報を受信するように構成された回路であって、前記制御情報はアップリンクチャネルの割り振りを示す、回路を具え、
前記回路は、前記制御情報に応じて、少なくとも1つのタイムスロットを含む時間期間において、割り振られたアップリンクチャネルにおいて通信を送信するようにさらに構成され、前記通信はダウンリンクチャネルに対するチャネル品質シグナリングを含み、前記チャネル品質シグナリングから前記ダウンリンクチャネルに対する適切な変調及び符号化速度が導出され、前記通信の送信電力レベルは前記制御情報と前記UEによって測定された経路損失とから導出されることを特徴とするUE。 - 前記通信は、HARQ情報をさらに含むことを特徴とする請求項6に記載のUE。
- 前記通信は、品質マージンをさらに含み、前記送信電力レベルは前記品質マージンから導出されることを特徴とする請求項6に記載のUE。
- 集積回路(IC)であって、
アップリンクチャネル上でユーザ装置(UE)から第1の通信信号を受信するように構成された回路と、
前記受信した第1の通信信号に応じて前記アップリンクチャネルのチャネル品質を測定するように構成された回路と、
前記第1の通信信号から導出される品質マージンを提供するように構成された回路と、
前記UEにダウンリンク制御チャネル上でアップリンクチャネルの割り振りと前記品質マージンとを送信するように構成された回路と
を具え、
前記第1の通信信号を受信するように構成された回路は、前記アップリンクチャネルの割り振りと前記品質マージンとに応じて、割り振られたアップリンクチャネルの少なくとも1つのタイムスロットにおいて前記UEから第2の通信を受信するようにさらに構成され、前記第2の通信は、前記品質マージンから導出される送信電力レベルにおけるダウンリンクチャネルに対するチャネル品質シグナリングを含み、前記チャネル品質シグナリングから前記ダウンリンクチャネルに対する適切な変調及び符号化速度が導出される、ことを特徴とするIC。
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US29073001P | 2001-05-14 | 2001-05-14 | |
US60/290,730 | 2001-05-14 | ||
US10/100,383 US6587697B2 (en) | 2001-05-14 | 2002-03-18 | Common control channel uplink power control for adaptive modulation and coding techniques |
US10/100,383 | 2002-03-18 |
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JP2005277911A Expired - Fee Related JP4455466B2 (ja) | 2001-05-14 | 2005-09-26 | 適応変調および符号化技術のための共通制御チャネルのアップリンク電力制御 |
JP2009217197A Expired - Lifetime JP5292239B2 (ja) | 2001-05-14 | 2009-09-18 | 適応変調および符号化技術のための共通制御チャネルのアップリンク電力制御 |
JP2012109795A Ceased JP2012186835A (ja) | 2001-05-14 | 2012-05-11 | 適応変調および符号化技術のための共通制御チャネルのアップリンク電力制御 |
JP2012276130A Expired - Lifetime JP5902604B2 (ja) | 2001-05-14 | 2012-12-18 | 適応変調および符号化技術のための共通制御チャネルのアップリンク電力制御 |
JP2014009898A Expired - Lifetime JP5848371B2 (ja) | 2001-05-14 | 2014-01-22 | 適応変調および符号化技術のための共通制御チャネルのアップリンク電力制御 |
JP2015052384A Expired - Lifetime JP5966037B2 (ja) | 2001-05-14 | 2015-03-16 | 適応変調および符号化技術のための共通制御チャネルのアップリンク電力制御 |
JP2016076113A Pending JP2016146666A (ja) | 2001-05-14 | 2016-04-05 | 適応変調および符号化技術のための共通制御チャネルのアップリンク電力制御 |
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JP2005277911A Expired - Fee Related JP4455466B2 (ja) | 2001-05-14 | 2005-09-26 | 適応変調および符号化技術のための共通制御チャネルのアップリンク電力制御 |
JP2009217197A Expired - Lifetime JP5292239B2 (ja) | 2001-05-14 | 2009-09-18 | 適応変調および符号化技術のための共通制御チャネルのアップリンク電力制御 |
JP2012109795A Ceased JP2012186835A (ja) | 2001-05-14 | 2012-05-11 | 適応変調および符号化技術のための共通制御チャネルのアップリンク電力制御 |
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JP2015052384A Expired - Lifetime JP5966037B2 (ja) | 2001-05-14 | 2015-03-16 | 適応変調および符号化技術のための共通制御チャネルのアップリンク電力制御 |
JP2016076113A Pending JP2016146666A (ja) | 2001-05-14 | 2016-04-05 | 適応変調および符号化技術のための共通制御チャネルのアップリンク電力制御 |
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US (9) | US6587697B2 (ja) |
EP (1) | EP1388263B1 (ja) |
JP (8) | JP4454938B2 (ja) |
KR (9) | KR100972586B1 (ja) |
CN (1) | CN100551166C (ja) |
AT (1) | ATE514238T1 (ja) |
AU (1) | AU2002259200B2 (ja) |
BR (1) | BR0209905A (ja) |
CA (3) | CA2447496C (ja) |
HK (1) | HK1066965A1 (ja) |
IL (4) | IL158883A0 (ja) |
MX (1) | MXPA03010484A (ja) |
NO (1) | NO329735B1 (ja) |
SG (1) | SG2010032472A (ja) |
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FI106995B (fi) * | 1999-02-26 | 2001-05-15 | Nokia Mobile Phones Ltd | Menetelmä häiriöiden pienentämiseksi vastaanottimessa |
US7783508B2 (en) | 1999-09-20 | 2010-08-24 | Numerex Corp. | Method and system for refining vending operations based on wireless data |
US7734287B2 (en) * | 2000-04-10 | 2010-06-08 | I/O Controls Corporation | System for providing remote access to diagnostic information over a wide area network |
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