WO2012057579A3 - 사운딩 참조 신호의 전송 파워 조절 방법 및 장치 - Google Patents

사운딩 참조 신호의 전송 파워 조절 방법 및 장치 Download PDF

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Publication number
WO2012057579A3
WO2012057579A3 PCT/KR2011/008162 KR2011008162W WO2012057579A3 WO 2012057579 A3 WO2012057579 A3 WO 2012057579A3 KR 2011008162 W KR2011008162 W KR 2011008162W WO 2012057579 A3 WO2012057579 A3 WO 2012057579A3
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WO
WIPO (PCT)
Prior art keywords
transmission power
reference signal
signal transmission
adjusting sound
sound reference
Prior art date
Application number
PCT/KR2011/008162
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English (en)
French (fr)
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WO2012057579A2 (ko
Inventor
서동연
김민규
양석철
안준기
Original Assignee
엘지전자 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to JP2013536531A priority Critical patent/JP2013545385A/ja
Priority to EP20192930.4A priority patent/EP3761534B1/en
Priority to CN201180052590.7A priority patent/CN103190183B/zh
Priority to US13/882,061 priority patent/US8737257B2/en
Priority to ES11836671T priority patent/ES2822150T3/es
Priority to EP11836671.5A priority patent/EP2635076B1/en
Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to KR1020137009820A priority patent/KR101558716B1/ko
Publication of WO2012057579A2 publication Critical patent/WO2012057579A2/ko
Publication of WO2012057579A3 publication Critical patent/WO2012057579A3/ko
Priority to US14/251,354 priority patent/US9042262B2/en
Priority to US14/698,620 priority patent/US9282561B2/en
Priority to US15/019,452 priority patent/US9756585B2/en

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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
    • H04W52/34—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
    • H04W52/346—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading distributing total power among users or channels
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0027—Scheduling of signalling, e.g. occurrence thereof
    • 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
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2646—Arrangements specific to the transmitter only using feedback from receiver for adjusting OFDM transmission parameters, e.g. transmission timing or guard interval length
    • 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
    • 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
    • H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
    • 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
    • H04L5/0057—Physical resource allocation for CQI
    • 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
    • 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
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • 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
    • H04W72/20—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
    • H04W8/00—Network data management
    • H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/02—Arrangements for optimising operational condition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling

Abstract

사운딩 참조 신호의 전송 파워 조절 방법 및 장치가 제공된다. 단말은 사운딩 참조 심벌에서 복수의 SRS(sounding reference signal)의 전송을 위한 복수의 전송 파워를 결정한다. 단말은 상기 복수의 SRS에 대한 총 전송 파워가 최대 전송 파워를 초과하면, 동일한 스케일 팩터로 상기 복수의 전송 파워 각각을 스케일한다.
PCT/KR2011/008162 2010-10-28 2011-10-28 사운딩 참조 신호의 전송 파워 조절 방법 및 장치 WO2012057579A2 (ko)

Priority Applications (10)

Application Number Priority Date Filing Date Title
EP20192930.4A EP3761534B1 (en) 2010-10-28 2011-10-28 Method and apparatus for adjusting sounding reference signal transmission power
CN201180052590.7A CN103190183B (zh) 2010-10-28 2011-10-28 用于调节探测基准信号发送功率的方法和装置
US13/882,061 US8737257B2 (en) 2010-10-28 2011-10-28 Method and apparatus for adjusting sound reference signal transmission power
ES11836671T ES2822150T3 (es) 2010-10-28 2011-10-28 Método y aparato para ajustar la potencia de transmisión de señal de referencia de sondeo
EP11836671.5A EP2635076B1 (en) 2010-10-28 2011-10-28 Method and apparatus for adjusting sound reference signal transmission power
JP2013536531A JP2013545385A (ja) 2010-10-28 2011-10-28 測定参照信号の送信電力調整方法及び装置
KR1020137009820A KR101558716B1 (ko) 2010-10-28 2011-10-28 사운딩 참조 신호의 전송 파워 조절 방법 및 장치
US14/251,354 US9042262B2 (en) 2010-10-28 2014-04-11 Method and apparatus for adjusting sound reference signal transmission power
US14/698,620 US9282561B2 (en) 2010-10-28 2015-04-28 Method and apparatus for adjusting sound reference signal transmission power
US15/019,452 US9756585B2 (en) 2010-10-28 2016-02-09 Method and apparatus for adjusting sound reference signal transmission power

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US40789410P 2010-10-28 2010-10-28
US61/407,894 2010-10-28
US40906610P 2010-11-01 2010-11-01
US61/409,066 2010-11-01
US40954310P 2010-11-03 2010-11-03
US61/409,543 2010-11-03
US201161430185P 2011-01-06 2011-01-06
US61/430,185 2011-01-06

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US13/882,061 A-371-Of-International US8737257B2 (en) 2010-10-28 2011-10-28 Method and apparatus for adjusting sound reference signal transmission power
US14/251,354 Continuation US9042262B2 (en) 2010-10-28 2014-04-11 Method and apparatus for adjusting sound reference signal transmission power

Publications (2)

Publication Number Publication Date
WO2012057579A2 WO2012057579A2 (ko) 2012-05-03
WO2012057579A3 true WO2012057579A3 (ko) 2012-07-26

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Family Applications (2)

Application Number Title Priority Date Filing Date
PCT/KR2011/008161 WO2012057578A2 (ko) 2010-10-28 2011-10-28 사운딩 참조 신호 전송 방법 및 장치
PCT/KR2011/008162 WO2012057579A2 (ko) 2010-10-28 2011-10-28 사운딩 참조 신호의 전송 파워 조절 방법 및 장치

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PCT/KR2011/008161 WO2012057578A2 (ko) 2010-10-28 2011-10-28 사운딩 참조 신호 전송 방법 및 장치

Country Status (8)

Country Link
US (5) US8737257B2 (ko)
EP (3) EP3761534B1 (ko)
JP (1) JP2013545385A (ko)
KR (2) KR101558716B1 (ko)
CN (4) CN103190100B (ko)
AU (1) AU2011321131B2 (ko)
ES (2) ES2822150T3 (ko)
WO (2) WO2012057578A2 (ko)

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