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CN110086744A8 - 终端装置以及基站装置 - Google Patents

终端装置以及基站装置 Download PDF

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Publication number
CN110086744A8
CN110086744A8 CN201910115164.1A CN201910115164A CN110086744A8 CN 110086744 A8 CN110086744 A8 CN 110086744A8 CN 201910115164 A CN201910115164 A CN 201910115164A CN 110086744 A8 CN110086744 A8 CN 110086744A8
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CN
China
Prior art keywords
cqi
control information
base station
index
terminal device
Prior art date
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Application number
CN201910115164.1A
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English (en)
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CN110086744A (zh
CN110086744B (zh
Inventor
中村理
后藤淳悟
中岛大一郎
浜口泰弘
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Sharp Corp
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Sharp Corp
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Publication of CN110086744A8 publication Critical patent/CN110086744A8/zh
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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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • 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
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H04L1/0004—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes applied to control information
    • 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
    • H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • H04L1/001—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding applied to control information
    • 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
    • H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
    • H04L1/0016—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy involving special memory structures, e.g. look-up tables
    • 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
    • H04L1/0028—Formatting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/345—Modifications of the signal space to allow the transmission of additional information
    • H04L27/3461—Modifications of the signal space to allow the transmission of additional information in order to transmit a subchannel
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • 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
    • H04L5/0073—Allocation arrangements that take into account other cell interferences

Landscapes

  • 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)

Abstract

通过选择适当的MCS来提高吞吐量，而不会增加控制信息。一种终端装置，具备：控制信息提取部(703)，接收用于请求CSI的通知的控制信息；CQI决定部(707)，根据该控制信息来计算CQI，根据该CQI，通过第一CQI表格和第二子帧中的任一个CQI表格来计算CQI索引；以及UL发送部(711)，将所述CQI索引对基站装置进行上行链路发送，所述CQI决定部(707)在第一下行链路子帧集中接收到所述控制信息的情况下，使用第一CQI表格来生成CQI索引，在第二下行链路子帧集中接收到所述控制信息的情况下，使用第二CQI表格来生成CQI索引。
CN201910115164.1A 2013-12-27 2014-12-26 终端装置以及基站装置 Active CN110086744B (zh)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2013-270703 2013-12-27
JP2013270703 2013-12-27
JP2014-016279 2014-01-31
JP2014016279 2014-01-31
PCT/JP2014/084689 WO2015099173A1 (ja) 2013-12-27 2014-12-26 端末装置および基地局装置
CN201480061697.1A CN105723769A (zh) 2013-12-27 2014-12-26 终端装置以及基站装置

Related Parent Applications (1)

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CN201480061697.1A Division CN105723769A (zh) 2013-12-27 2014-12-26 终端装置以及基站装置

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CN110086744A CN110086744A (zh) 2019-08-02
CN110086744A8 true CN110086744A8 (zh) 2020-12-01
CN110086744B CN110086744B (zh) 2022-05-17

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CN201910115164.1A Active CN110086744B (zh) 2013-12-27 2014-12-26 终端装置以及基站装置

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Country Link
US (1) US10609691B2 (zh)
EP (2) EP3089508A4 (zh)
JP (2) JPWO2015099173A1 (zh)
CN (2) CN105723769A (zh)
WO (1) WO2015099173A1 (zh)

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JP6184040B2 (ja) * 2016-01-29 2017-08-23 ソフトバンク株式会社 基地局装置
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Also Published As

Publication number Publication date
WO2015099173A1 (ja) 2015-07-02
CN110086744A (zh) 2019-08-02
EP3089508A4 (en) 2017-02-01
CN110086744B (zh) 2022-05-17
US10609691B2 (en) 2020-03-31
EP3089508A1 (en) 2016-11-02
CN105723769A (zh) 2016-06-29
EP3277019B1 (en) 2021-06-23
JPWO2015099173A1 (ja) 2017-03-23
US20160323855A1 (en) 2016-11-03
JP2019208272A (ja) 2019-12-05
EP3277019A1 (en) 2018-01-31

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Correction item: Priority

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Correction item: Priority

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Number: 31-02

Volume: 35

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