CN109076350A - 一种基于授权辅助接入laa系统的上行传输方法及装置 - Google Patents

一种基于授权辅助接入laa系统的上行传输方法及装置 Download PDF

Info

Publication number
CN109076350A
CN109076350A CN201680085355.2A CN201680085355A CN109076350A CN 109076350 A CN109076350 A CN 109076350A CN 201680085355 A CN201680085355 A CN 201680085355A CN 109076350 A CN109076350 A CN 109076350A
Authority
CN
China
Prior art keywords
fdma symbol
subframe
transmission block
reserved
uplink transmission
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.)
Granted
Application number
CN201680085355.2A
Other languages
English (en)
Other versions
CN109076350B (zh
Inventor
徐凯
李晓翠
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.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
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 Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of CN109076350A publication Critical patent/CN109076350A/zh
Application granted granted Critical
Publication of CN109076350B publication Critical patent/CN109076350B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/14—Spectrum sharing arrangements between different networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/26—Resource reservation
    • 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
    • H04W72/1268—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
    • 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

Landscapes

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

Abstract

本发明实施例公开一种基于授权辅助接入LAA系统的上行传输方法及装置，该方法包括：针对非授权载波上传输的一个传输块，在所述传输块对应的上行传输块的子帧中，预留出至少一个SC‑FDMA符号；其中，在预留出的所述至少一个SC‑FDMA符号上，用户设备通过先听后说LBT的接入机制接入信道。上述方案可实现在上行传输块中为其他UE预留了通过LBT接入信道的时间间隙，提高其他UE成功接入信道的概率，使得LAA通信系统中的多个用户设备能够进行上行复用。

Description

PCT国内申请，说明书已公开。

Claims (14)

  1. PCT国内申请，权利要求书已公开。
CN201680085355.2A 2016-05-04 2016-05-04 一种基于授权辅助接入laa系统的上行传输方法及装置 Active CN109076350B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2016/081001 WO2017190294A1 (zh) 2016-05-04 2016-05-04 一种基于授权辅助接入laa系统的上行传输方法及装置

Publications (2)

Publication Number Publication Date
CN109076350A true CN109076350A (zh) 2018-12-21
CN109076350B CN109076350B (zh) 2021-10-01

Family

ID=60202608

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201680085355.2A Active CN109076350B (zh) 2016-05-04 2016-05-04 一种基于授权辅助接入laa系统的上行传输方法及装置

Country Status (10)

Country Link
US (1) US11071142B2 (zh)
EP (1) EP3445079B1 (zh)
JP (1) JP2019515569A (zh)
KR (1) KR20190002625A (zh)
CN (1) CN109076350B (zh)
AU (1) AU2016405421A1 (zh)
BR (1) BR112018072710A2 (zh)
CA (1) CA3023180A1 (zh)
RU (1) RU2696089C1 (zh)
WO (1) WO2017190294A1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111385882B (zh) * 2018-12-28 2023-02-03 上海朗帛通信技术有限公司 一种被用于无线通信的用户设备、基站中的方法和装置
US11863996B2 (en) * 2019-03-08 2024-01-02 Samsung Electronics Co., Ltd. Centralized coordination for shared spectrum systems

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015174437A1 (ja) * 2014-05-15 2015-11-19 株式会社Ｎｔｔドコモ 無線基地局、ユーザ端末および無線通信システム
CN105323854A (zh) * 2014-08-03 2016-02-10 上海朗帛通信技术有限公司 一种laa干扰避免的方法和装置
WO2016048227A2 (en) * 2014-09-25 2016-03-31 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for enhanced uplink reference signal in listen-before-talk systems

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8185120B2 (en) 2010-03-26 2012-05-22 Microsoft Corporation Cellular service with improved service availability
US10314077B2 (en) 2013-05-20 2019-06-04 Qualcomm Incorporated Gating scheme for wireless communication over unlicensed spectrum
US9655048B2 (en) * 2014-04-07 2017-05-16 Futurewei Technologies, Inc. System and method for discontinuous transmissions and measurements
KR101995104B1 (ko) * 2014-05-08 2019-07-01 노키아 솔루션스 앤드 네트웍스 오와이 통신 효율성 향상
KR20160004626A (ko) * 2014-07-03 2016-01-13 삼성전자주식회사 비인가 대역을 이용하는 무선 통신 시스템에서 기지국 및 단말의 동작 방법 및 장치
CN105227282B (zh) * 2014-07-04 2019-09-20 上海朗帛通信技术有限公司 一种ue、基站中的用于laa资源分配的方法和装置
US10158473B2 (en) 2014-10-03 2018-12-18 Intel IP Corporation Methods, apparatuses, and systems for transmitting hybrid automatic repeat request transmissions using channels in an unlicensed shared medium
US10271325B2 (en) * 2014-11-17 2019-04-23 Telefonaktiebolaget Lm Ericsson (Publ) Channel access in listen before talk systems
KR102658360B1 (ko) * 2015-04-09 2024-04-17 삼성전자주식회사 비면허 대역을 사용하는 셀룰러 네트워크에서의 자원할당 방법 및 그 장치
US10368363B2 (en) * 2015-04-16 2019-07-30 Lg Electronics Inc. Uplink data transmission method in wireless communication system and device therefor
CN104994591B (zh) 2015-07-08 2019-06-11 宇龙计算机通信科技(深圳)有限公司 信道占用概率的调整方法、调整系统和基站
US10827525B2 (en) * 2015-09-24 2020-11-03 Apple Inc. Systems, methods and devices for sharing a wireless medium using listen before talk
CN114390719A (zh) * 2015-09-25 2022-04-22 松下电器（美国）知识产权公司 用户设备、通信方法、基站和集成电路
US10798735B2 (en) * 2015-11-06 2020-10-06 Qualcomm Incorporated Enhanced licensed assisted access uplink channel access
CN107046732B (zh) * 2016-02-05 2020-04-17 上海诺基亚贝尔股份有限公司 上行帧传输方法和装置
CN107295696B (zh) * 2016-04-01 2023-05-30 中兴通讯股份有限公司 信道接入方法、装置、ue及基站

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015174437A1 (ja) * 2014-05-15 2015-11-19 株式会社Ｎｔｔドコモ 無線基地局、ユーザ端末および無線通信システム
CN105323854A (zh) * 2014-08-03 2016-02-10 上海朗帛通信技术有限公司 一种laa干扰避免的方法和装置
WO2016048227A2 (en) * 2014-09-25 2016-03-31 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for enhanced uplink reference signal in listen-before-talk systems

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
CATT: "UL LBT framework for LAA", 《3GPP TSG RAN WG1 MEETING #82BIS R1-155191》 *
NOKIA: "Channel Access for LAA UL", 《3GPP TSG RAN WG1 MEETING #84BIS R1-162920》 *
SAMSUNG: "Discussion on Category 2 LBT for UL transmission", 《3GPP TSG RAN WG1 MEETING #82 R1-154138》 *
ZTE: "Frame design and signalling for LAA UL based on FS3", 《3GPP TSG RAN WG1 MEETING #84BIS R1-162327》 *

Also Published As

Publication number Publication date
CN109076350B (zh) 2021-10-01
US11071142B2 (en) 2021-07-20
JP2019515569A (ja) 2019-06-06
EP3445079A1 (en) 2019-02-20
EP3445079A4 (en) 2019-03-27
US20190159252A1 (en) 2019-05-23
CA3023180A1 (en) 2017-11-09
BR112018072710A2 (pt) 2019-02-19
KR20190002625A (ko) 2019-01-08
WO2017190294A1 (zh) 2017-11-09
EP3445079B1 (en) 2020-12-09
RU2696089C1 (ru) 2019-07-31
AU2016405421A1 (en) 2018-11-29

Similar Documents

Publication Publication Date Title
US10779172B2 (en) Method and device for communication using unlicensed band in mobile communication system
KR102573498B1 (ko) 대화전 청취 파라미터 처리 방법, 및 경쟁 윈도우 조정 방법 및 디바이스
KR102473623B1 (ko) 업링크 신호를 송신하기 위한 방법, 사용자 장치 및 기지국
CN106162922B (zh) 发现信号的处理方法及装置
US10292149B2 (en) Physical downlink control channel transmission method and apparatus
US10917916B2 (en) Method and device for transmitting PRACH signals in unauthorized spectrum
WO2016169399A1 (zh) 一种数据传输的方法
US10624047B2 (en) Method and device for transmitting uplink information
US20220078841A1 (en) Uplink operation for listen before talk
US10091819B2 (en) Systems and methods for timeslot structure and synchronization in licensed-assisted access
US10237868B2 (en) Signal sending method, receiving method and device
US10820350B2 (en) Data transmission method and device
US20200187264A1 (en) Resource Configuration For MsgA In Two-Step RACH Procedure In Mobile Communications
KR20180031002A (ko) 무선 통신 시스템에서의 업링크/다운링크 스케줄링
KR102150368B1 (ko) 상향링크 데이터 전송 방법 및 관련 장치
KR102225167B1 (ko) 신호 전송 방법, 신호 전송 제어 방법, 사용자 디바이스, 및 기지국
US10257827B2 (en) Method for configuring frame structure, user equipment and network equipment
CN109076350A (zh) 一种基于授权辅助接入laa系统的上行传输方法及装置
JP2022530252A (ja) 送受信処理を実行するユーザ装置及び基地局
US20220248471A1 (en) Communication method and user equipment
CN116133150A (zh) 随机接入的方法、终端及网络侧设备
CN115152289A (zh) 用于无线信道接入的设备和方法

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant