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WO2018008981A1 - Procédé et dispositif de transmission à l'aide de la numérologie, et procédé et dispositif de planification à l'aide de la numérologie - Google Patents

Procédé et dispositif de transmission à l'aide de la numérologie, et procédé et dispositif de planification à l'aide de la numérologie Download PDF

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Publication number
WO2018008981A1
WO2018008981A1 PCT/KR2017/007185 KR2017007185W WO2018008981A1 WO 2018008981 A1 WO2018008981 A1 WO 2018008981A1 KR 2017007185 W KR2017007185 W KR 2017007185W WO 2018008981 A1 WO2018008981 A1 WO 2018008981A1
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WO
WIPO (PCT)
Prior art keywords
prb
terminal
frb
base station
carrier
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/KR2017/007185
Other languages
English (en)
Korean (ko)
Inventor
문성현
김철순
김지형
박주호
이준환
김민현
이정훈
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Electronics and Telecommunications Research Institute ETRI
Original Assignee
Electronics and Telecommunications Research Institute ETRI
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 claimed from KR1020170085055A external-priority patent/KR102329949B1/ko
Application filed by Electronics and Telecommunications Research Institute ETRI filed Critical Electronics and Telecommunications Research Institute ETRI
Priority to CN201780042017.5A priority Critical patent/CN109479277B/zh
Priority to US16/310,517 priority patent/US10959253B2/en
Priority to CN202310721617.1A priority patent/CN116527209A/zh
Publication of WO2018008981A1 publication Critical patent/WO2018008981A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/1607—Details of the supervisory signal
    • H04L1/1642—Formats specially adapted for sequence numbers
    • 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
    • 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
    • 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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2668—Details of algorithms
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2676—Blind, i.e. without using known symbols
    • H04L27/2678—Blind, i.e. without using known symbols using cyclostationarities, e.g. cyclic prefix or postfix
    • 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
    • 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
    • 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
    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058—Allocation criteria
    • H04L5/0075—Allocation using proportional fairness
    • 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
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • 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
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • 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
    • 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
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/27—Transitions between radio resource control [RRC] states

Definitions

  • the plurality of numerologies may include a first neuralology and a second neuralology.
  • the transmitting of the first downlink synchronization signal may include transmitting the first downlink synchronization signal through the first neural mechanism.
  • a terminal includes a mobile terminal, a mobile station, an advanced mobile station, a high reliability mobile station, a subscriber station, It may also refer to a portable subscriber station, an access terminal, a user equipment (UE), a machine type communication device (MTC), or the like. May include all or part of the functionality of a mobile station, a high-reliability mobile station, a subscriber station, a portable subscriber station, an access terminal, user equipment, MTC, and the like.
  • UE user equipment
  • MTC machine type communication device
  • the base station may transmit basic neural information on the first signal set (eg, synchronization signal or PBCH).
  • Loading basic basic information on the first signal set includes all methods of obtaining basic basic information by receiving a first set of signals.
  • the mapping (or sequence) for the downlink sync signal of the basic neurolage may be defined differently from the mapping (or the sequence) for the downlink sync signal of the basic neurolother and another neurolage.
  • the set minimum unit of the basic neurolage is one FRB
  • the set minimum unit of the sub-neumerology (s) having a subcarrier spacing larger than the subcarrier spacing of the basic numerology may increase in proportion to the subcarrier spacing. According to this manner, regardless of the neuralology to be set, a constant number of PRBs can always be used as the minimum unit of frequency axis resource setting.
  • a FRB having a bandwidth smaller than the bandwidth of a normal FRB when a FRB having a bandwidth smaller than the bandwidth of a normal FRB is defined at the edge of the effective bandwidth, it may be applied by applying a new and different neurolage of the FRB adjacent to the edge FRB. Transmitting and receiving signals can degrade spectral efficiency. This may be more severe if the bandwidth of the edge FRB is very small (eg several PRBs). Therefore, constraints may be applied such that the edge FRB always has the same numerology as that of the adjacent FRB. Alternatively, the constraint may be applied only when the bandwidth of the FRB is smaller than a certain threshold.
  • Multiple FRBs may be set to have the same subneuronal.
  • the plurality of FRBs may be continuous or discontinuous on the frequency axis.
  • the subneuronal may be set to semi-static or dynamic.
  • RRC signaling may be used for semi-static configuration
  • physical layer signaling or MAC signaling may be used for dynamic configuration.
  • Different setting methods may be applied to an area where control information is transmitted and an area where data is transmitted.
  • the PDCCH region may be set based on the semi-static setting and the data region may be set based on the dynamic setting or based on the semi-static setting.
  • FIG. 5C as described above with reference to FIG. 2D, a case in which a central FRB that is not symmetrical with other FRBs is present at the center of the bandwidth is illustrated.
  • one FRB located in the center may be defined as an anchor FRB.
  • one FRB may be defined as a limited frequency resource and a limited time resource.
  • one FRB may include one or a plurality of PRBs and slots corresponding to the numerology applied to the FRB.
  • the length of the time axis of the FRB may be different for each neurolage, or may be common to all the neurolologies.
  • the time axis length of the FRB is defined as the length including X slots of the basic neuronology, and this value can be applied to all FRBs.
  • the length of the time axis of the FRB may be defined as a fixed value (eg, 10 ms) regardless of the basic neurology.
  • one central PRB may not be included in either FRB.
  • the central PRB may have a different number of subcarriers than the number of subcarriers that other PRBs have.
  • the first terminal and the second FRB may be configured as a PRB group in a third terminal (eg, a third UE).
  • the first terminal eg, first UE
  • M 1 full PRBs included in the first FRB as a PRB group
  • the second terminal eg, second UE
  • the third terminal e.g., third UE
  • is FRB claim 1 and claim to be considered a (M 1 + M 2 +1) of complete PRB include a PRB group 2 as FRB Can be.
  • the region in which each neuron is used may be defined to be usable on the entire system bandwidth without being divided into FRB or PRB group units. Even in this case, 'neutralological position and border between PRBs' may have a fixed nested structure as described above. In this case, however, as illustrated in FIG. 18, the PRB numbers (e.g., PRB 0, PRB 1, PRB 2, ...) for each numerology (e.g., f0, f1, f2) It may need to be defined within the entire system bandwidth or the entire operating bandwidth of the terminal.
  • the guard band may generally be set in only one of the two FRBs.
  • a guard band may be set only in an FRB in which a numerology having a smaller subcarrier spacing is used. This is referred to as 'Method A144'.
  • the guard band may be set only in the FRB in which a numerology having a larger subcarrier spacing is used. This is referred to as 'Method A145'.
  • FIGS. 19A, 19B, and 19C it is assumed that a basic neuron is applied to the first FRB and a sub-neurology is applied to the second and third FRBs.
  • the first basic PRB may be set as a guard band, and two second PRBs to seventh basic PRBs may be set.
  • the sub-PRB may be set, and the last basic PRB may be set as the guard band.
  • FIG. 21 illustrates how a PDCCH block is arranged in an NR carrier.
  • the above methods allow the downlink control information to be received using a PDCCH block defined localized to the anchor FRB when the UE knows only the anchor FRB.
  • one PDCCH block may be defined to include all anchor FRBs, and a PDCCH block may be defined for each anchor FRB.
  • the former method can widen the bandwidth of the PDCCH block and increase the frequency diversity gain. If the anchor FRB is present per neuraleology, Method A162 and Method A163 may be used per Nerological.
  • the PDCCH block in the anchor FRB may be fixedly allocated regardless of whether the base station is configured.
  • the PDCCH block having this feature in the anchor FRB is referred to as a 'fixed PDCCH block'.
  • a terminal not in an RRC connected state may also receive downlink control information using the fixed PDCCH block when initially connecting to an NR carrier.
  • the UE may periodically monitor the fixed PDCCH block according to a predefined period (eg, every subframe of the primary neuron).
  • the starting point of the PDSCH may be different according to the frequency domain in which the PDSCH is scheduled.
  • the second PDSCH in the above example may be scheduled from an earlier point in time than the number of OFDM symbols occupied by the first PDCCH block than the first PDSCH and the third PDSCH.
  • the position of the OFDM symbol where the data channel transmission starts may vary according to the frequency domain in which the data channel is scheduled. Therefore, when scheduling a data channel through the downlink control information (DCI) to the terminal, the base station may transmit the OFDM symbol number which is the starting point of the data channel.
  • DCI downlink control information
  • the UE should know in advance the number of OFDM symbols (ie, the Y value or information corresponding to the Y value) occupied by the PDCCH block before receiving the PDCCH block.
  • the base station may inform the terminal of the Y value in a similar manner as in the LTE system.
  • the base station may inform the UE of the Y value by using a separate channel (hereinafter, referred to as PCFICH) such as a physical control format indicator channel (PCFICH).
  • PCFICH separate channel
  • PCFICH physical control format indicator channel
  • the number and / or frequency position of the synchronization signal used for the initial connection is fixed, and the number and / or frequency position of the synchronization signal not used for the initial connection may be variable. For example, only one downlink synchronization signal may be used for initial access of the terminal, and one downlink synchronization signal used for initial access of the terminal may be fixedly located at the center of the carrier bandwidth.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente invention concerne un procédé de transmission d'une station de base comprenant : la génération d'un canal physique ou d'un signal physique à l'aide d'un PRB constituant une unité d'attribution de ressources sur un axe de fréquence ; et la transmission du canal physique ou du signal physique, les intervalles de sous-porteuses pour une pluralité de numérologies étant définis de manière à être différents les uns des autres, le nombre de sous-porteuses appartenant à un premier PRB auquel une première numérologie parmi la pluralité de numérologies est appliquée étant égal au nombre de sous-porteuses appartenant à un second PRB auquel une seconde numérologie parmi la pluralité de numérologies est appliquée, et la limite du premier PRB étant située à la limite du second PRB.
PCT/KR2017/007185 2016-07-05 2017-07-05 Procédé et dispositif de transmission à l'aide de la numérologie, et procédé et dispositif de planification à l'aide de la numérologie Ceased WO2018008981A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201780042017.5A CN109479277B (zh) 2016-07-05 2017-07-05 使用参数集的发送方法和装置以及调度方法和装置
US16/310,517 US10959253B2 (en) 2016-07-05 2017-07-05 Transmission method and apparatus using numerology and scheduling method and apparatus using numerology
CN202310721617.1A CN116527209A (zh) 2016-07-05 2017-07-05 使用参数集的发送方法和装置以及使用参数集的调度方法和装置

Applications Claiming Priority (12)

Application Number Priority Date Filing Date Title
KR10-2016-0085049 2016-07-05
KR20160085049 2016-07-05
KR10-2016-0092852 2016-07-21
KR20160092852 2016-07-21
KR10-2016-0104473 2016-08-17
KR20160104473 2016-08-17
KR10-2016-0126983 2016-09-30
KR20160126983 2016-09-30
KR10-2017-0060139 2017-05-15
KR20170060139 2017-05-15
KR1020170085055A KR102329949B1 (ko) 2016-07-05 2017-07-04 뉴머롤러지를 이용한 전송 방법 및 장치, 그리고 뉴머롤러지를 이용한 스케줄링 방법 및 장치
KR10-2017-0085055 2017-07-04

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WO2018008981A1 true WO2018008981A1 (fr) 2018-01-11

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CN (1) CN116527209A (fr)
WO (1) WO2018008981A1 (fr)

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US10461966B2 (en) 2018-02-26 2019-10-29 Samsung Electronics Co., Ltd System and method for interference cancelation from one numerology on another numerology in mixed numerologies
WO2020032754A1 (fr) * 2018-08-10 2020-02-13 주식회사 아이티엘 Procédé et dispositif d'émission/réception de signal de synchronisation de liaison latérale dans un système de communication sans fil
CN111510945A (zh) * 2019-01-31 2020-08-07 华为技术有限公司 一种上报终端能力的方法及装置
US11196606B2 (en) 2017-07-31 2021-12-07 Electronics And Telecommunications Research Institute Method for transmitting and receiving synchronization signal in communication system
US11323971B2 (en) 2017-09-06 2022-05-03 Electronics And Telecommunications Research Institute Method for transmitting and receiving system information in communication system
JP2022534611A (ja) * 2019-05-30 2022-08-02 チャイナ・テレコム・コーポレーション・リミテッド データ多重化送信方法、基地局、端末、および記憶媒体
US11490405B2 (en) * 2018-02-12 2022-11-01 Beijing Xiaomi Mobile Software Co., Ltd. Method for transmitting information, base station and user equipment

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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11196606B2 (en) 2017-07-31 2021-12-07 Electronics And Telecommunications Research Institute Method for transmitting and receiving synchronization signal in communication system
US11323971B2 (en) 2017-09-06 2022-05-03 Electronics And Telecommunications Research Institute Method for transmitting and receiving system information in communication system
US11490405B2 (en) * 2018-02-12 2022-11-01 Beijing Xiaomi Mobile Software Co., Ltd. Method for transmitting information, base station and user equipment
US10461966B2 (en) 2018-02-26 2019-10-29 Samsung Electronics Co., Ltd System and method for interference cancelation from one numerology on another numerology in mixed numerologies
US10805125B2 (en) 2018-02-26 2020-10-13 Samsung Electronics Co., Ltd System and method for interference cancelation from one numerology on another numerology in mixed numerologies
WO2020032754A1 (fr) * 2018-08-10 2020-02-13 주식회사 아이티엘 Procédé et dispositif d'émission/réception de signal de synchronisation de liaison latérale dans un système de communication sans fil
US11588569B2 (en) 2018-08-10 2023-02-21 Innovative Technology Lab Co., Ltd. Method and apparatus for transmitting and receiving sidelink synchronization signal in wireless communication system
US11929825B2 (en) 2018-08-10 2024-03-12 Innovative Technology Lab Co., Ltd. Method and apparatus for transmitting and receiving sidelink synchronization signal in wireless communication system
US12375200B2 (en) 2018-08-10 2025-07-29 Innovative Technology Lab Co., Ltd. Method and apparatus for transmitting and receiving sidelink synchronization signal in wireless communication system
CN111510945A (zh) * 2019-01-31 2020-08-07 华为技术有限公司 一种上报终端能力的方法及装置
JP2022534611A (ja) * 2019-05-30 2022-08-02 チャイナ・テレコム・コーポレーション・リミテッド データ多重化送信方法、基地局、端末、および記憶媒体
US12349137B2 (en) 2019-05-30 2025-07-01 China Telecom Corporation Limited Data multiplexing transmission method, base station, terminal, and storage medium

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