KR102768698B1 - 고 신뢰성을 위한 변조 및 코딩 스킴 및 채널 품질 표시자 - Google Patents

고 신뢰성을 위한 변조 및 코딩 스킴 및 채널 품질 표시자 Download PDF

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Publication number
KR102768698B1
KR102768698B1 KR1020207022942A KR20207022942A KR102768698B1 KR 102768698 B1 KR102768698 B1 KR 102768698B1 KR 1020207022942 A KR1020207022942 A KR 1020207022942A KR 20207022942 A KR20207022942 A KR 20207022942A KR 102768698 B1 KR102768698 B1 KR 102768698B1
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South Korea
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cqi
values
wireless communication
mcs
base station
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Korean (ko)
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KR20200118808A (ko
Inventor
가비 사르키스
징 장
잉 왕
양 양
웨이 양
조셉 비나미라 소리아가
치-핑 리
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퀄컴 인코포레이티드
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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
    • H04L1/0023—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
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/336—Signal-to-interference ratio [SIR] or carrier-to-interference ratio [CIR]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/0486—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking channel rank into account
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • 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
    • 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
    • H04L1/0028—Formatting
    • H04L1/0029—Reduction of the amount of signalling, e.g. retention of useful signalling or differential signalling
    • 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
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0061—Error detection codes
    • 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
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • H04L1/203—Details of error rate determination, e.g. BER, FER or WER
    • 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 signalling, i.e. of overhead other than pilot signals
    • H04L5/0057—Physical resource allocation for CQI
    • 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
    • H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0417—Feedback 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
    • H04L5/0001—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) or DMT
    • H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or 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
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • H04L5/0055—Physical resource allocation for ACK/NACK
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
KR1020207022942A 2018-02-16 2019-02-15 고 신뢰성을 위한 변조 및 코딩 스킴 및 채널 품질 표시자 Active KR102768698B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201862710479P 2018-02-16 2018-02-16
US62/710,479 2018-02-16
US16/276,060 2019-02-14
US16/276,060 US10848228B2 (en) 2018-02-16 2019-02-14 Modulation and coding scheme and channel quality indicator for high reliability
PCT/US2019/018234 WO2019161215A1 (en) 2018-02-16 2019-02-15 Modulation and coding scheme and channel quality indicator for high reliability

Publications (2)

Publication Number Publication Date
KR20200118808A KR20200118808A (ko) 2020-10-16
KR102768698B1 true KR102768698B1 (ko) 2025-02-17

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Country Status (10)

Country Link
US (1) US10848228B2 (enExample)
EP (1) EP3753143A1 (enExample)
JP (1) JP7442451B2 (enExample)
KR (1) KR102768698B1 (enExample)
CN (1) CN111727574B (enExample)
AU (1) AU2019220741B2 (enExample)
BR (1) BR112020016293A2 (enExample)
SG (1) SG11202006812WA (enExample)
TW (1) TWI796436B (enExample)
WO (1) WO2019161215A1 (enExample)

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US11115098B2 (en) * 2018-04-06 2021-09-07 Apple Inc. Configuration and design of CQI and MCS tables for 5G communications
US20220159587A1 (en) * 2019-03-26 2022-05-19 Nokia Technologies Oy User equipment oriented link adaptation
CN110648518B (zh) * 2019-09-23 2021-04-20 湖南长城信息金融设备有限责任公司 用于无人机和遥控器的数据传输方法及其相应的装置
US11411779B2 (en) 2020-03-31 2022-08-09 XCOM Labs, Inc. Reference signal channel estimation
US12088417B2 (en) * 2020-05-18 2024-09-10 Qualcomm Incorporated Quantized CQI feedback for HARQ based retransmissions
CN113824533B (zh) * 2020-06-19 2024-09-06 南京中兴新软件有限责任公司 确定调制编码方式mcs的方法、设备和存储介质
WO2022039638A1 (en) * 2020-08-17 2022-02-24 Telefonaktiebolaget Lm Ericsson (Publ) Adaptive communication channel leg switching
CN116325684A (zh) 2020-10-19 2023-06-23 艾斯康实验室公司 用于无线通信系统的参考信号
US11929853B2 (en) * 2020-10-19 2024-03-12 Qualcomm Incorporated Data-driven probabilistic modeling of wireless channels using conditional variational auto-encoders
WO2022093988A1 (en) 2020-10-30 2022-05-05 XCOM Labs, Inc. Clustering and/or rate selection in multiple-input multiple-output communication systems
WO2022216197A1 (en) * 2021-04-08 2022-10-13 Telefonaktiebolaget Lm Ericsson (Publ) Network node and method for link adaption in a wireless communication network
WO2022241436A1 (en) 2021-05-14 2022-11-17 XCOM Labs, Inc. Scrambling identifiers for wireless communication systems
US11627052B2 (en) * 2021-07-07 2023-04-11 L3Harris Technologies, Inc. Communications system reconfigurable to different topologies and associated methods
US12010035B2 (en) 2022-05-12 2024-06-11 At&T Intellectual Property I, L.P. Apparatuses and methods for facilitating an identification and scheduling of resources for reduced capability devices
US20260074997A1 (en) * 2024-09-06 2026-03-12 Dell Products L.P. Congestion-aware device uplink rate adaptation
US20260075002A1 (en) * 2024-09-06 2026-03-12 Dell Products L.P. Adaptive bearer congestion signaling

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Also Published As

Publication number Publication date
JP2021514137A (ja) 2021-06-03
KR20200118808A (ko) 2020-10-16
EP3753143A1 (en) 2020-12-23
AU2019220741B2 (en) 2023-05-18
CN111727574B (zh) 2023-07-14
TWI796436B (zh) 2023-03-21
AU2019220741A1 (en) 2020-08-13
US10848228B2 (en) 2020-11-24
TW201937890A (zh) 2019-09-16
US20190260451A1 (en) 2019-08-22
WO2019161215A1 (en) 2019-08-22
SG11202006812WA (en) 2020-08-28
JP7442451B2 (ja) 2024-03-04
CN111727574A (zh) 2020-09-29
BR112020016293A2 (pt) 2020-12-15

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