WO2012118357A3 - 무선 통신 시스템에서 제어 정보의 전송 방법 및 장치 - Google Patents

무선 통신 시스템에서 제어 정보의 전송 방법 및 장치 Download PDF

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Publication number
WO2012118357A3
WO2012118357A3 PCT/KR2012/001605 KR2012001605W WO2012118357A3 WO 2012118357 A3 WO2012118357 A3 WO 2012118357A3 KR 2012001605 W KR2012001605 W KR 2012001605W WO 2012118357 A3 WO2012118357 A3 WO 2012118357A3
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WO
WIPO (PCT)
Prior art keywords
csi
wireless communication
communication system
serving cell
csi report
Prior art date
Application number
PCT/KR2012/001605
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English (en)
French (fr)
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WO2012118357A2 (ko
Inventor
김진민
한승희
이현우
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
Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to US13/982,731 priority Critical patent/US9155080B2/en
Publication of WO2012118357A2 publication Critical patent/WO2012118357A2/ko
Publication of WO2012118357A3 publication Critical patent/WO2012118357A3/ko

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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
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H04L27/2628—Inverse Fourier transform modulators, e.g. inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators
    • H04L27/2633—Inverse Fourier transform modulators, e.g. inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators using partial FFTs
    • 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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0072—Error control for data other than payload data, e.g. control data
    • H04L1/0073—Special arrangements for feedback channel
    • 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
    • H04L27/2627—Modulators
    • H04L27/2634—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation
    • H04L27/2636—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation with FFT or DFT modulators, e.g. standard single-carrier frequency-division multiple access [SC-FDMA] transmitter or DFT spread orthogonal frequency division multiplexing [DFT-SOFDM]
    • 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
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • 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

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

본 발명은 무선 통신 시스템에 관한 것이다. 구체적으로, 본 발명은 무선 통신 시스템에서 CSI 보고를 수행하는 방법에 있어서, 제1 서빙 셀과 제2 서빙 셀을 포함하는 CSI 보고 세트를 구성하되, 각 서빙 셀은 독립적으로 구성된 복수의 서브프레임 서브세트를 포함하는 단계; 상기 CSI 보고 세트에 대한 비주기적 CSI 보고를 요청하는 PDCCH 신호를 소정 서브프레임에서 수신하는 단계; 및 상기 제1 서빙 셀 상의 해당 서브프레임 서브세트에 대한 제1 CSI와 상기 제2 서빙 셀 상의 해당 서브프레임 서브세트에 대한 제2 CSI를 포함하는 PUSCH 신호를 전송하는 단계를 포함하되, 상기 제1 CSI와 상기 제2 CSI는 소정의 방식에 의해 주어진 서브프레임 서브세트를 기준으로 계산되는 방법 및 이를 위한 장치에 관한 것이다.
PCT/KR2012/001605 2011-03-03 2012-03-05 무선 통신 시스템에서 제어 정보의 전송 방법 및 장치 WO2012118357A2 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US13/982,731 US9155080B2 (en) 2011-03-03 2012-03-05 Method and device for transmitting control information in wireless communication system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161448664P 2011-03-03 2011-03-03
US61/448,664 2011-03-03

Publications (2)

Publication Number Publication Date
WO2012118357A2 WO2012118357A2 (ko) 2012-09-07
WO2012118357A3 true WO2012118357A3 (ko) 2012-12-20

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PCT/KR2012/001605 WO2012118357A2 (ko) 2011-03-03 2012-03-05 무선 통신 시스템에서 제어 정보의 전송 방법 및 장치

Country Status (2)

Country Link
US (1) US9155080B2 (ko)
WO (1) WO2012118357A2 (ko)

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US9155080B2 (en) 2015-10-06
US20130315185A1 (en) 2013-11-28
WO2012118357A2 (ko) 2012-09-07

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