CN115039370B - 在无线通信系统中从多个传输和接收点发送/接收下行链路信道的方法和装置 - Google Patents

在无线通信系统中从多个传输和接收点发送/接收下行链路信道的方法和装置 Download PDF

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Publication number
CN115039370B
CN115039370B CN202180012397.4A CN202180012397A CN115039370B CN 115039370 B CN115039370 B CN 115039370B CN 202180012397 A CN202180012397 A CN 202180012397A CN 115039370 B CN115039370 B CN 115039370B
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dci
tci
pdcch
coreset
pdsch
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CN115039370A (zh
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姜智源
金亨泰
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LG Electronics Inc
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LG Electronics Inc
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    • 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
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0032—Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
    • H04L5/0035—Resource allocation in a cooperative multipoint environment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [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
    • H04W52/242—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account path loss
    • 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
    • H04L1/08—Arrangements for detecting or preventing errors in the information received by repeating transmission, e.g. Verdan system
    • 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
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • 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
    • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • 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
    • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H04L5/0094—Indication of how sub-channels of the path are allocated
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/38—TPC being performed in particular situations
    • H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1273—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of downlink data flows
    • 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
    • H04W72/231—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the layers above the physical layer, e.g. RRC or MAC-CE signalling
    • 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
    • H04W72/232—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the physical layer, e.g. DCI signalling
    • 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
    • H04L5/0048—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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
CN202180012397.4A 2020-02-11 2021-02-09 在无线通信系统中从多个传输和接收点发送/接收下行链路信道的方法和装置 Active CN115039370B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20200016595 2020-02-11
KR10-2020-0016595 2020-02-11
PCT/KR2021/001727 WO2021162423A1 (ko) 2020-02-11 2021-02-09 무선 통신 시스템에서 다중 송수신 포인트로부터의 하향링크 채널 송수신 방법 및 장치

Publications (2)

Publication Number Publication Date
CN115039370A CN115039370A (zh) 2022-09-09
CN115039370B true CN115039370B (zh) 2024-01-16

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Country Link
US (2) US12193025B2 (https=)
EP (1) EP4106249B1 (https=)
JP (1) JP7541582B2 (https=)
KR (2) KR20230088524A (https=)
CN (1) CN115039370B (https=)
WO (1) WO2021162423A1 (https=)

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US12250676B2 (en) * 2020-02-07 2025-03-11 Lg Electronics Inc. Method and device for transmitting uplink channel for multiple transmission reception points in wireless communication system
EP4106249B1 (en) * 2020-02-11 2025-07-23 LG Electronics Inc. Method and device for transmitting/receiving downlink channel from multiple transmission/reception points in wireless communication system
CN115299088A (zh) * 2020-03-19 2022-11-04 株式会社Ntt都科摩 终端、无线通信方法以及基站
US11838921B2 (en) * 2020-08-07 2023-12-05 Qualcomm Incorporated Multi-channel downlink scheduling with miss detection based on variable bitwidth index
WO2022056678A1 (zh) * 2020-09-15 2022-03-24 北京小米移动软件有限公司 传输方法、装置、终端、网络设备
US11924848B2 (en) * 2020-10-09 2024-03-05 Samsung Electronics Co., Ltd Method and device for PDCCH repetition in multi-TRP system
CN115486192B (zh) * 2021-03-31 2025-09-30 苹果公司 用于基于统一tci框架的波束故障恢复的方法
US11968724B2 (en) * 2021-04-06 2024-04-23 Qualcomm Incorporated Transmission configuration indicator state determination for single frequency network physical downlink control channel
US11895654B2 (en) * 2021-08-05 2024-02-06 Qualcomm Incorporated Reference transmission configuration indicator pool
CN115884218A (zh) * 2021-09-30 2023-03-31 大唐移动通信设备有限公司 一种传输配置参数的更新确定方法、装置、基站及终端
US20230362930A1 (en) * 2022-05-05 2023-11-09 Acer Incorporated Method and user equipment for reception of physical downlink shared channel and transmission of physical uplink control channel
CN118318422A (zh) * 2022-11-06 2024-07-09 北京小米移动软件有限公司 统一传输配置指示状态的确定方法、装置及存储介质
KR20240120146A (ko) * 2023-01-31 2024-08-07 삼성전자주식회사 네트워크 협력통신에서 빔 실패 회복 방법 및 장치

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WO2017196067A1 (ko) * 2016-05-10 2017-11-16 엘지전자 주식회사 무선 통신 시스템에서의 데이터 수신 방법 및 이를 위한 장치
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Publication number Publication date
US12193025B2 (en) 2025-01-07
EP4106249A4 (en) 2023-08-02
CN115039370A (zh) 2022-09-09
JP7541582B2 (ja) 2024-08-28
EP4106249A1 (en) 2022-12-21
WO2021162423A1 (ko) 2021-08-19
KR20230088524A (ko) 2023-06-19
JP2023512770A (ja) 2023-03-29
US11864206B2 (en) 2024-01-02
US20230209562A1 (en) 2023-06-29
EP4106249B1 (en) 2025-07-23
US20230050015A1 (en) 2023-02-16
KR20220134520A (ko) 2022-10-05
KR102543904B1 (ko) 2023-06-20

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