CN109982445B - 在lte-u中耦合上行链路和下行链路cca - Google Patents

在lte-u中耦合上行链路和下行链路cca Download PDF

Info

Publication number
CN109982445B
CN109982445B CN201910179894.8A CN201910179894A CN109982445B CN 109982445 B CN109982445 B CN 109982445B CN 201910179894 A CN201910179894 A CN 201910179894A CN 109982445 B CN109982445 B CN 109982445B
Authority
CN
China
Prior art keywords
cca
base station
mapping function
channel access
interval
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.)
Active
Application number
CN201910179894.8A
Other languages
English (en)
Chinese (zh)
Other versions
CN109982445A (zh
Inventor
N·布尚
A·达姆尼亚诺维奇
季庭方
P·加尔
D·P·马拉蒂
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.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of CN109982445A publication Critical patent/CN109982445A/zh
Application granted granted Critical
Publication of CN109982445B publication Critical patent/CN109982445B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0866—Non-scheduled access, e.g. ALOHA using a dedicated channel for access
    • H04W74/0875—Non-scheduled access, e.g. ALOHA using a dedicated channel for access with assigned priorities based access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/16—Performing reselection for specific purposes
    • H04W36/22—Performing reselection for specific purposes for handling the traffic
    • 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
    • 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]

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
CN201910179894.8A 2013-09-11 2014-09-09 在lte-u中耦合上行链路和下行链路cca Active CN109982445B (zh)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US201361876655P 2013-09-11 2013-09-11
US61/876,655 2013-09-11
US14/480,553 US9949292B2 (en) 2013-09-11 2014-09-08 Coupling uplink and downlink CCA in LTE-U
US14/480,553 2014-09-08
PCT/US2014/054646 WO2015038488A1 (en) 2013-09-11 2014-09-09 Coupling uplink and downlink cca in lte-u
CN201480049170.7A CN105519225B (zh) 2013-09-11 2014-09-09 在lte-u中耦合上行链路和下行链路cca

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201480049170.7A Division CN105519225B (zh) 2013-09-11 2014-09-09 在lte-u中耦合上行链路和下行链路cca

Publications (2)

Publication Number Publication Date
CN109982445A CN109982445A (zh) 2019-07-05
CN109982445B true CN109982445B (zh) 2022-10-28

Family

ID=52625491

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201910179894.8A Active CN109982445B (zh) 2013-09-11 2014-09-09 在lte-u中耦合上行链路和下行链路cca
CN201480049170.7A Active CN105519225B (zh) 2013-09-11 2014-09-09 在lte-u中耦合上行链路和下行链路cca

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201480049170.7A Active CN105519225B (zh) 2013-09-11 2014-09-09 在lte-u中耦合上行链路和下行链路cca

Country Status (6)

Country Link
US (2) US9949292B2 (https=)
EP (1) EP3045009B1 (https=)
JP (2) JP6483135B2 (https=)
KR (1) KR102248726B1 (https=)
CN (2) CN109982445B (https=)
WO (1) WO2015038488A1 (https=)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9949292B2 (en) 2013-09-11 2018-04-17 Qualcomm Incorporated Coupling uplink and downlink CCA in LTE-U
US9220115B2 (en) * 2013-10-23 2015-12-22 Qualcomm Incorporated Techniques for channel access in asynchronous unlicensed radio frequency spectrum band deployments
US10701729B2 (en) * 2014-06-03 2020-06-30 Qualcomm Incorporated Protected CET transmission and reception
US9743363B2 (en) 2014-06-24 2017-08-22 Qualcomm Incorporated CCA clearance in unlicensed spectrum
WO2016013387A1 (ja) * 2014-07-23 2016-01-28 株式会社Ｎｔｔドコモ 無線基地局、ユーザ端末及び無線通信方法
CN105557019B (zh) * 2014-08-21 2019-06-21 华为技术有限公司 一种资源分配、业务传输方法及装置
US10356807B2 (en) * 2014-08-22 2019-07-16 Qualcomm Incorporated Techniques for transmitting and receiving channel occupancy identifiers over an unlicensed radio frequency spectrum band
US20160119922A1 (en) * 2014-10-22 2016-04-28 Htc Corporation Device and Method of Handling Resource Availability of Unlicensed Band
US9326157B1 (en) * 2014-11-06 2016-04-26 Intel IP Corporation Subframe aligned listen-before-talk for cellular in unlicensed band
EP3216299B1 (en) * 2014-11-07 2020-12-23 Nokia Technologies Oy Listen-before-talk channel access
EP3211953B1 (en) * 2014-12-03 2019-04-03 Huawei Technologies Co., Ltd. Method and communication device for using spectrum resource for communication
JP6790830B2 (ja) 2014-12-25 2020-11-25 日本電気株式会社 無線端末、無線局、及びこれらにより行われる方法
KR20170127556A (ko) 2015-03-17 2017-11-21 텔레폰악티에볼라겟엘엠에릭슨(펍) 허가된 어시스트 액세스에서의 스케줄링
US10009892B2 (en) * 2015-03-17 2018-06-26 Telefonaktiebolaget L M Ericsson (Publ) Listen-Before-Talk operation with freeze interval
JP6477866B2 (ja) * 2015-04-08 2019-03-06 富士通株式会社 基地局、端末、無線通信システム、基地局の制御方法および端末の制御方法
CN113613343B (zh) 2015-04-08 2024-08-13 交互数字专利控股公司 Wtru、由wtru执行的方法及针对有条件上行链路传输的方法
US10624119B2 (en) * 2015-04-08 2020-04-14 Qualcomm Incorporated Transmission scheduling for contention based carrier
KR102467048B1 (ko) 2015-04-09 2022-11-14 한국전자통신연구원 히든 노드 문제와 사용자 단말들의 채널 점유를 고려한 상향 링크 데이터 전송 방법
CN104812032B (zh) * 2015-04-10 2018-09-07 宇龙计算机通信科技(深圳)有限公司 一种在非授权频段应用drx的方法及装置
CN106162925A (zh) * 2015-04-21 2016-11-23 电信科学技术研究院 一种信道接入方法和装置
WO2016182356A1 (ko) * 2015-05-12 2016-11-17 엘지전자 주식회사 비면허 대역을 지원하는 무선접속시스템에서 서로 다른 타입의 신호를 전송하기 위한 채널 접속 과정을 수행하는 방법 및 장치
US20160353437A1 (en) * 2015-05-26 2016-12-01 Futurewei Technologies, Inc. System and Method for Reserving Unlicensed Spectrum
CN105578573B (zh) * 2015-05-28 2019-02-01 宇龙计算机通信科技(深圳)有限公司 一种非授权频段信道占用时间的配置方法及装置
US9807618B2 (en) * 2015-06-03 2017-10-31 Qualcomm Incorporated Performance enhancements for frequency reuse and time division multiplexing in a licensed assisted access system
US9967080B2 (en) * 2015-06-10 2018-05-08 Qualcomm Incorporated Techniques for managing medium access to multi-channels of a shared radio frequency spectrum band
EP3352522B1 (en) * 2015-09-17 2023-11-01 LG Electronics Inc. Method and device for performing lbt process on multiple carriers in wireless access system supporting unlicensed band
EP3354056B1 (en) 2015-09-25 2020-04-08 Panasonic Intellectual Property Corporation of America User equipment and wireless communication method
CN106604287B (zh) * 2015-10-20 2019-09-17 上海诺基亚贝尔股份有限公司 一种无线通信方法和设备
CN106656430B (zh) * 2015-10-28 2020-08-25 中兴通讯股份有限公司 先听后说参数处理方法、竞争窗调整方法和装置
US10485027B2 (en) * 2016-02-02 2019-11-19 Qualcomm Incorporated Uplink short transmission techniques using contention-based radio frequency spectrum
JP6641481B2 (ja) * 2016-02-04 2020-02-05 オッポ広東移動通信有限公司 アンライセンス搬送波でアップリンク情報を伝送するための方法及び装置
CN114698137B (zh) * 2016-03-23 2025-08-01 韦勒斯标准与技术协会公司 在无线通信系统中执行上行链路信道接入的方法及其装置
CN114499807B (zh) 2016-03-25 2024-08-06 韦勒斯标准与技术协会公司 在无线通信系统中对非授权带的上行链路信道接入的方法及其装置
KR102283178B1 (ko) 2016-03-30 2021-07-29 주식회사 윌러스표준기술연구소 비인가 대역에서 채널 엑세스 방법, 장치 및 시스템
CN108781424B (zh) * 2016-03-31 2021-02-02 瑞典爱立信有限公司 使用先听后说协议对信道接入进行定时校正的方法和设备
US20180092121A1 (en) * 2016-04-15 2018-03-29 Telefonaktiebolaget Lm Ericsson (Publ) Systems and methods relating to granting transmissions in a multi-carrier dynamic time division duplexing (tdd) cellular communications system
CN109417823B (zh) 2016-05-06 2022-09-06 瑞典爱立信有限公司 用于未许可频谱中的上行链路的lbt参数
CN106059978B (zh) * 2016-05-23 2019-05-07 浙江大学 免许可频段下蜂窝移动通信系统和通信方法
WO2017206102A1 (zh) * 2016-06-01 2017-12-07 华为技术有限公司 信道竞争方法及装置
EP3476170B1 (en) 2016-06-22 2021-07-21 Telefonaktiebolaget LM Ericsson (Publ) Multi-grant for listen-before-talk based uplink transmission attempts
US10517021B2 (en) 2016-06-30 2019-12-24 Evolve Cellular Inc. Long term evolution-primary WiFi (LTE-PW)
CN108174445B (zh) * 2016-12-07 2022-02-11 华为技术有限公司 一种上行信息处理的方法及装置
CN110856180B (zh) * 2019-11-08 2022-02-11 展讯通信（上海）有限公司 数据接收方法及装置、存储介质、终端
WO2023182914A1 (en) * 2022-03-22 2023-09-28 Telefonaktiebolaget Lm Ericsson (Publ) Method performed by a network node of a wireless communications network for controlling time critical events of multiple functional blocks building up a transceiver system in the network node.

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201108707D0 (en) * 2011-05-24 2011-07-06 Renesas Mobile Corp Channel access control
CN102771147A (zh) * 2010-02-25 2012-11-07 美国博通公司 用于4GWiMAX/LTE-WiFi/BT共存时域法的方法及系统
CN103155638A (zh) * 2010-10-13 2013-06-12 诺基亚公司 用于支持调度传输的方法和装置
WO2013086659A1 (en) * 2011-12-15 2013-06-20 Renesas Mobile Corporation Centralized control sharing of spectrum for coexistence of wireless communication systems in unlicensed bands

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030016647A1 (en) * 2000-01-13 2003-01-23 Kenneth Margon System and method for multipoint to multipoint data communication
US7443821B2 (en) * 2004-01-08 2008-10-28 Interdigital Technology Corporation Method for clear channel assessment optimization in a wireless local area network
US7623448B1 (en) 2004-12-03 2009-11-24 Nortel Networks Limited Systems and methods for wireless network negotiation
WO2007060545A2 (en) 2005-05-26 2007-05-31 Nokia Corporation Traffic prioritization techniques for wireless networks
CN101204043A (zh) * 2005-05-26 2008-06-18 诺基亚公司 用于无线网络的业务优先级化技术
US8305948B2 (en) * 2006-11-15 2012-11-06 Qualcomm Incorporated Transmissions to multiple stations in wireless communication systems
US7949345B2 (en) * 2007-09-18 2011-05-24 Alfaplus Semiconductor Inc. Cognitive radio system and method
US7971302B2 (en) * 2008-04-18 2011-07-05 Pellerin Milnor Corporation Integrated continuous batch tunnel washer
US8553652B2 (en) * 2009-03-10 2013-10-08 Stmicroelectronics, Inc. Frame based, on-demand spectrum contention methodology
FR2947124B1 (fr) * 2009-06-23 2012-01-27 Adeunis Rf Procede de communication par multiplexage temporel
US8774209B2 (en) * 2009-12-02 2014-07-08 Qualcomm Incorporated Apparatus and method for spectrum sharing using listen-before-talk with quiet periods
EP2524563B1 (en) 2010-01-15 2014-03-19 Telefonaktiebolaget L M Ericsson (PUBL) Methods and apparatus for contention-based granting in a wireless communication network
WO2011118860A1 (ko) * 2010-03-23 2011-09-29 (주)크레템 약제포장장치의 자유형상정제 자동공급기 및 이의 정제공급방법
JP5493087B2 (ja) * 2010-06-02 2014-05-14 独立行政法人情報通信研究機構 基地局装置、無線通信システムおよび無線通信方法
EP2604074A1 (en) * 2010-08-11 2013-06-19 Thomson Licensing Combining bandwidth aware routing with channel selection and channel switching in a multi-hop wireless home network
US9191947B2 (en) * 2010-09-30 2015-11-17 Lg Electronics Inc. Method for contention-based scheduling of downlink signal transmissions
CH703995A2 (de) * 2010-10-24 2012-04-30 Airlight Energy Ip Sa Rinnenkollektor sowie Absorberrohr für einen Rinnenkollektor.
CN103416017B (zh) * 2010-11-12 2016-11-16 交互数字专利控股公司 用于执行信道聚合和媒介访问控制重传的方法和设备
KR102164699B1 (ko) * 2010-12-06 2020-10-13 인터디지탈 패튼 홀딩스, 인크 허가 면제 스펙트럼에서의 무선 동작을 가능케 하는 방법
KR101196811B1 (ko) * 2011-03-16 2012-11-06 서울대학교산학협력단 동적 셀간간섭 회피를 위한 방법 및 이를 위한 장치
US8923146B2 (en) * 2011-08-31 2014-12-30 Nokia Corporation Channel reservation procedure
EP2777218B1 (en) * 2011-11-08 2018-01-10 Marvell World Trade Ltd. Network access mechanism based on power
GB2498988B (en) * 2012-02-02 2014-08-06 Broadcom Corp Communications apparatus and methods
CN104160757B (zh) * 2012-03-06 2018-09-25 交互数字专利控股公司 用于在无线局域网络中节省功率的方法和装置
US10159096B2 (en) * 2013-03-12 2018-12-18 At&T Intellectual Property I, L.P. System and method of achieving fairness in a mixture of full-duplex and half-duplex nodes in a wireless network
US9949292B2 (en) 2013-09-11 2018-04-17 Qualcomm Incorporated Coupling uplink and downlink CCA in LTE-U

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102771147A (zh) * 2010-02-25 2012-11-07 美国博通公司 用于4GWiMAX/LTE-WiFi/BT共存时域法的方法及系统
CN103155638A (zh) * 2010-10-13 2013-06-12 诺基亚公司 用于支持调度传输的方法和装置
GB201108707D0 (en) * 2011-05-24 2011-07-06 Renesas Mobile Corp Channel access control
WO2013086659A1 (en) * 2011-12-15 2013-06-20 Renesas Mobile Corporation Centralized control sharing of spectrum for coexistence of wireless communication systems in unlicensed bands

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Impact of Clear Channel Assessment Mode on the Performance of ZigBee Operating in a WiFi Environment;Madani Zeghdoud;《2006 1st Workshop on Operator-Assisted (Wireless Mesh) Community Networks》;20070326;全文 *
无线局域网络随机信道接入控制机制研究;毛建兵;《博士论文》;20100301;全文 *

Also Published As

Publication number Publication date
JP2016530843A (ja) 2016-09-29
US20180220451A1 (en) 2018-08-02
EP3045009B1 (en) 2018-01-03
JP6483135B2 (ja) 2019-03-13
CN105519225A (zh) 2016-04-20
US20150071060A1 (en) 2015-03-12
US9949292B2 (en) 2018-04-17
KR102248726B1 (ko) 2021-05-04
CN109982445A (zh) 2019-07-05
WO2015038488A1 (en) 2015-03-19
KR20160055196A (ko) 2016-05-17
JP2019110563A (ja) 2019-07-04
JP6759385B2 (ja) 2020-09-23
CN105519225B (zh) 2019-04-02
EP3045009A1 (en) 2016-07-20
US10342043B2 (en) 2019-07-02

Similar Documents

Publication Publication Date Title
CN109982445B (zh) 在lte-u中耦合上行链路和下行链路cca
US9961558B2 (en) Prioritization of different operators in shared spectrum
CN108476111B (zh) 用于无线通信的方法和装备
JP6449291B2 (ja) アンライセンススペクトルまたは共有スペクトルにおけるコンポーネントキャリアをまたぐサブフレームスタガリング
US10057779B2 (en) Techniques for enhancing frame structure and listen before talk procedure (LBT) for transmissions using an unlicensed radio frequency spectrum band
EP3111711B1 (en) Techniques for enabling asynchronous time division duplexing transmissions in an unlicensed radio frequency spectrum band
CN107078791B (zh) 用于在前导码传输中传送识别信息的技术
CN107646182B (zh) 控制和数据信道上的上行链路控制信息的循环冗余校验
JP2016534623A (ja) 無認可スペクトルにおけるｌｔｅのためのグループａｃｋ／ｎａｃｋ
CN105594284A (zh) 用于评估无执照射频频带中的畅通信道的技术
CN105659685A (zh) 用于在异步未许可射频谱带部署中进行信道接入的技术
JP2016537900A (ja) 無認可無線周波数スペクトル帯域を使用するダウンリンク協調マルチポイント（ＣｏＭＰ）通信のための技法
US11432256B2 (en) Base station circuitry for adapting operation of a user equipment between stand-alone and network assisted operation
US9867055B2 (en) Techniques for coordinating communications over an unlicensed radio frequency spectrum band

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