JP6339061B2 - スプリアス放射を最小化するためのアップリンク信号送信方法及びユーザ装置 - Google Patents
スプリアス放射を最小化するためのアップリンク信号送信方法及びユーザ装置 Download PDFInfo
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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
- H04L5/0058—Allocation criteria
- H04L5/0066—Requirements on out-of-channel emissions
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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
- H04W52/24—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
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
- H04J11/0023—Interference mitigation or co-ordination
- H04J11/0026—Interference mitigation or co-ordination of multi-user interference
- H04J11/003—Interference mitigation or co-ordination of multi-user interference at the transmitter
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
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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
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
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- H—ELECTRICITY
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- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
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- H04W52/18—TPC being performed according to specific parameters
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- H04W—WIRELESS COMMUNICATION NETWORKS
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- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/36—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
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- H04W72/00—Local resource management
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- H04W52/146—Uplink power control
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Transmitters (AREA)
Description
MA=[8.0]−[10.12]A;0<A=[0.33]
[5.67]−[3.07]A;[0.33]<A=[0.77]
[3.31];[0.77]<A=[1.0]
A=NRB_alloc/NRB・
MA=8.2;0≦A<0.025
9.2−40A;0.025≦A<0.05
8−16A;0.05≦A<0.25
4.83−3.33A;0.25≦A≦0.4
3.83−0.83A;0.4≦A≦1
・送信及び受信アーキテクチャ:LTE/LTE−A標準に従うUE
・チャネル帯域幅(PCC+SCC):10MHz、15MHz、20MHz
・変調劣化は、次のとおりである。
I/Q不平衡:25dBc
搬送波漏洩:25dBc
逆相互変調:60dBc
・ノイズフロア:PA出力で−140dBm/Hz
・挿入損失:3dB
・測定帯域:dBm/1MHz
ii)アンテナ及び人体損失:人当たり最大8dB
iii)最大送信電力:UEの電力クラス3(23dBm)、帯域1及び5でのMPR及びA−MPRを考慮
iv)チャネルモデル:自由空間経路損失モデル
v)UE間離隔距離:1メートルより小さいか、又は等しい
vi)静止条件で3dBより小さい密度
・送信で要求されるスプリアス放射=受信で許容される雑音増加+MCL+侵入損失(penetration loss)
・許容可能な雑音増加=−174dB/Hz+60dB/Hz+9dB(NF)=−105dBm/1MHz
・MCL=経路損失+送信/受信アンテナ利得=38.44+8dB*2users=54.44
Claims (3)
- UEがスプリアス放射を制限する方法であって、
RF部が搬送波集約(carrier aggregation)のためにE−UTRA(Evoled Universal terretorial radio access)帯域1及び5を利用するように構成するステップと、
前記E−UTRA帯域1及び5のそれぞれのリソースブロック(RB)の数が100と等しいかより少ない場合、E−UTRA帯域26を利用して他のUEを保護するように決定し、スプリアス放射の最大レベルを−27dBmに制限するように前記RF部を制御するステップと、
前記E−UTRA帯域1及び5でアップリンク信号を送信するステップを含み、
前記E−UTRA帯域1は、1920〜1980MHzのアップリンク運用帯域と、2110〜2170MHzのダウンリンク運用帯域を含み、
前記E−UTRA帯域5は、824〜849MHzのアップリンク運用帯域と、869〜894MHzのダウンリンク運用帯域を含み、
前記E−UTRA帯域26は、814〜849MHzのアップリンク運用帯域と、859〜894MHzのダウンリンク運用帯域を含む、方法。 - E−UTRA帯域1、3、5、7、8、38、40、42のうちいずれか一つを用いる他のUEを保護することを決定し、スプリアス放射の最大レベルを−50dBmに制限するように前記RF部を制御するステップをさらに含み、
前記E−UTRA帯域3は、1710〜1785MHzのアップリンク運用帯域と、1805〜1880MHzのダウンリンク運用帯域を含み、
前記E−UTRA帯域7は、2500〜2570MHzのアップリンク運用帯域と、2620〜2690MHzのダウンリンク運用帯域を含み、
前記E−UTRA帯域8は、880〜915MHzのアップリンク運用帯域と、925〜960MHzのダウンリンク運用帯域を含み、
前記E−UTRA帯域38は、2570〜2620MHzのアップリンク運用帯域と、2570〜2620MHzのダウンリンク運用帯域を含み、
前記E−UTRA帯域40は、2300〜2400MHzのアップリンク運用帯域と、2300〜2400MHzのダウンリンク運用帯域を含み、
前記E−UTRA帯域42は、3400〜3600MHzのアップリンク運用帯域と、3400〜3600MHzのダウンリンク運用帯域を含む、請求項1に記載される方法。 - E−UTRA帯域28を利用して、他のUEを保護するように決定し、スプリアス放射の最大レベルを−37dBmに制限するように前記UEのRF部を構成するステップを更に含み、
前記E−UTRA帯域28は、703〜748MHzのアップリンク運用帯域と、758〜803MHzのダウンリンク運用帯域を含む、請求項1に記載される方法。
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US201361805508P | 2013-03-26 | 2013-03-26 | |
US61/805,508 | 2013-03-26 | ||
US201361884127P | 2013-09-29 | 2013-09-29 | |
US61/884,127 | 2013-09-29 | ||
KR1020140032054A KR101449373B1 (ko) | 2013-03-26 | 2014-03-19 | 스퓨리어스 방사를 최소화하기 위한 상향링크 전송 방법 및 사용자 장치 |
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US10271313B2 (en) * | 2015-03-10 | 2019-04-23 | Telefonaktiebolaget Lm Ericsson (Publ) | System and method for selecting and adapting carrier aggregation configurations |
US10348434B2 (en) | 2015-09-24 | 2019-07-09 | Lg Electronics Inc. | Method and user device for measuring reference sensitivity for prose communication |
US10236924B2 (en) * | 2016-03-31 | 2019-03-19 | Corning Optical Communications Wireless Ltd | Reducing out-of-channel noise in a wireless distribution system (WDS) |
KR102180844B1 (ko) * | 2017-10-31 | 2020-11-19 | 주식회사 케이티 | 불요파 감시 시스템 |
US10771226B2 (en) * | 2018-02-19 | 2020-09-08 | Lg Electronics Inc. | Method for limiting spurious emission and user equipment performing the method |
WO2021029071A1 (ja) * | 2019-08-15 | 2021-02-18 | 株式会社Nttドコモ | 端末及び端末動作制御方法 |
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RU2477021C2 (ru) * | 2007-03-30 | 2013-02-27 | Нтт Досомо, Инк. | Система мобильной связи, базовая станция, терминал пользователя и способ управления терминалом пользователя |
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JP2010272913A (ja) * | 2009-05-19 | 2010-12-02 | Renesas Electronics Corp | 送信機およびそれを使用される半導体集積回路 |
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US9843433B2 (en) | 2017-12-12 |
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US20160134410A1 (en) | 2016-05-12 |
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EP2979501B1 (en) | 2019-09-11 |
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