KR102248726B1 - Lte-u에서 업링크 및 다운링크 cca의 커플링 - Google Patents

Lte-u에서 업링크 및 다운링크 cca의 커플링 Download PDF

Info

Publication number
KR102248726B1
KR102248726B1 KR1020167009126A KR20167009126A KR102248726B1 KR 102248726 B1 KR102248726 B1 KR 102248726B1 KR 1020167009126 A KR1020167009126 A KR 1020167009126A KR 20167009126 A KR20167009126 A KR 20167009126A KR 102248726 B1 KR102248726 B1 KR 102248726B1
Authority
KR
South Korea
Prior art keywords
cca
base station
channel access
contention
intervals
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
KR1020167009126A
Other languages
English (en)
Korean (ko)
Other versions
KR20160055196A (ko
Inventor
나가 부샨
알렉산다르 담자노빅
팅팡 지
피터 가알
더가 프레사드 말라디
Original Assignee
퀄컴 인코포레이티드
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 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20160055196A publication Critical patent/KR20160055196A/ko
Application granted granted Critical
Publication of KR102248726B1 publication Critical patent/KR102248726B1/ko
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)
KR1020167009126A 2013-09-11 2014-09-09 Lte-u에서 업링크 및 다운링크 cca의 커플링 Active KR102248726B1 (ko)

Applications Claiming Priority (5)

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

Publications (2)

Publication Number Publication Date
KR20160055196A KR20160055196A (ko) 2016-05-17
KR102248726B1 true KR102248726B1 (ko) 2021-05-04

Family

ID=52625491

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020167009126A Active KR102248726B1 (ko) 2013-09-11 2014-09-09 Lte-u에서 업링크 및 다운링크 cca의 커플링

Country Status (6)

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

Families Citing this family (43)

* 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
EP3177066B1 (en) * 2014-08-21 2018-12-05 Huawei Technologies Co., Ltd. Resource allocation and service transmission method and apparatus
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
CN107006015B (zh) * 2014-12-03 2020-01-17 华为技术有限公司 使用频谱资源进行通信的方法和通信设备
EP3509380B1 (en) * 2014-12-25 2024-11-20 Nec Corporation Radio terminal, radio station, and method performed thereby
MY181437A (en) 2015-03-17 2020-12-22 Ericsson Telefon Ab L M Scheduling in licensed assisted access
US10009892B2 (en) * 2015-03-17 2018-06-26 Telefonaktiebolaget L M Ericsson (Publ) Listen-Before-Talk operation with freeze interval
US10624119B2 (en) * 2015-04-08 2020-04-14 Qualcomm Incorporated Transmission scheduling for contention based carrier
WO2016162988A1 (ja) * 2015-04-08 2016-10-13 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
WO2016164584A1 (en) * 2015-04-08 2016-10-13 Interdigital Patent Holdings, Inc. Systems and methods for lte operation in unlicensed bands
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
EP3681241B1 (en) 2015-09-25 2022-02-23 Panasonic Intellectual Property Corporation of America Wireless communication system
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
CN108370564B (zh) * 2016-02-04 2023-03-31 Oppo广东移动通信有限公司 用于在非授权载波上传输上行信息的方法和装置
ES2951183T3 (es) * 2016-03-23 2023-10-18 Wilus Inst Standards & Tech Inc Método para acceder a un canal de enlace ascendente en una banda sin licencia de un sistema de comunicaciones inalámbricas, y dispositivo correspondiente
EP3435580A4 (en) 2016-03-25 2019-10-16 Wilus Institute of Standards and Technology Inc. METHOD FOR UPLINK CHANNEL ACCESS TO AN UNLICENSE RIBBON IN A WIRELESS COMMUNICATION SYSTEM AND DEVICE THEREFOR
WO2017171604A1 (en) * 2016-03-31 2017-10-05 Telefonaktiebolaget Lm Ericsson (Publ) Method and device for timing correction in a channel access using a listen-before-talk protocol
EP3443801B1 (en) * 2016-04-15 2021-01-06 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
JP2019509673A (ja) * 2016-06-01 2019-04-04 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． チャネル競合方法及び装置
WO2017220237A1 (en) 2016-06-22 2017-12-28 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.

Family Cites Families (30)

* 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
US20060268716A1 (en) * 2005-05-26 2006-11-30 Wijting Carl S Traffic prioritization techniques for wireless networks
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
US8411630B2 (en) * 2009-03-10 2013-04-02 Stmicroelectronics, Inc. Frame-based, on-demand spectrum contention source resolution
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
US8767644B2 (en) 2010-01-15 2014-07-01 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for contention-based granting in a wireless communication network
EP2540102A2 (en) * 2010-02-25 2013-01-02 Broadcom Corporation METHOD AND SYSTEM FOR A TIME DOMAIN APPROACH TO 4G WiMAX/LTE-WiFi/BT COEXISTENCE
EP2551205A4 (en) * 2010-03-23 2013-11-13 Cretem Co Ltd AUTOMATICALLY IRREGULATED SHAPE TABLE DISPENSER FOR A MEDICATION PACKAGING DEVICE AND METHOD FOR DISPENSING TABLETS USING THE SAME
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
WO2012021132A1 (en) * 2010-08-11 2012-02-16 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
EP2628333B1 (en) * 2010-10-13 2020-02-12 Nokia Technologies Oy Method and apparatus for enabling scheduled transmission
CH703996A2 (de) * 2010-10-24 2012-04-30 Airlight Energy Ip Sa Sonnenkollektor.
CN107104769A (zh) * 2010-11-12 2017-08-29 交互数字专利控股公司 用于节点执行信道聚合的方法和网络节点
KR102358812B1 (ko) * 2010-12-06 2022-02-08 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
GB2491139B (en) * 2011-05-24 2014-02-19 Broadcom Corp Channel access control
US8923146B2 (en) * 2011-08-31 2014-12-30 Nokia Corporation Channel reservation procedure
US9030955B2 (en) * 2011-11-08 2015-05-12 Marvell World Trade Ltd. Network access mechanism based on power
US9467866B2 (en) * 2011-12-15 2016-10-11 Broadcom Corporation Centralized control sharing of spectrum for coexistence of wireless communication systems in unlicensed bands
GB2498988B (en) * 2012-02-02 2014-08-06 Broadcom Corp Communications apparatus and methods
RU2625812C2 (ru) * 2012-03-06 2017-07-19 Интердиджитал Пэйтент Холдингз, Инк. Способ и устройство для энергосбережения в беспроводной локальной сети
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

Also Published As

Publication number Publication date
EP3045009A1 (en) 2016-07-20
US9949292B2 (en) 2018-04-17
EP3045009B1 (en) 2018-01-03
US20180220451A1 (en) 2018-08-02
US10342043B2 (en) 2019-07-02
US20150071060A1 (en) 2015-03-12
CN109982445B (zh) 2022-10-28
CN105519225B (zh) 2019-04-02
CN105519225A (zh) 2016-04-20
JP2019110563A (ja) 2019-07-04
JP2016530843A (ja) 2016-09-29
JP6759385B2 (ja) 2020-09-23
KR20160055196A (ko) 2016-05-17
JP6483135B2 (ja) 2019-03-13
WO2015038488A1 (en) 2015-03-19
CN109982445A (zh) 2019-07-05

Similar Documents

Publication Publication Date Title
KR102248726B1 (ko) Lte-u에서 업링크 및 다운링크 cca의 커플링
JP6400756B2 (ja) 共有スペクトルにおける異なる事業者の優先度付け
JP6559863B2 (ja) 非ライセンス帯域を介したｌｔｅ（登録商標）チャネルアクセス
KR102257169B1 (ko) 비동기 비허가된 무선 주파수 스펙트럼 대역 배치들에서의 채널 액세스를 위한 기술들
KR102078492B1 (ko) 공유 무선 주파수 스펙트럼 대역에서 사운딩 레퍼런스 신호의 송신을 위한 기법들
JP6174270B2 (ja) 無認可無線周波数スペクトル帯域における非同期時分割複信送信を可能にするための技法
US10057779B2 (en) Techniques for enhancing frame structure and listen before talk procedure (LBT) for transmissions using an unlicensed radio frequency spectrum band
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
JP2016535472A (ja) 共有帯域におけるｌｔｅ／ｌｔｅ−ａ通信のための仮想キャリア
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
JP2017530648A (ja) 共有無線周波数スペクトル帯域上で送信されるアップリンクコンポーネントキャリア上の電力を管理するための技法
CN112088563B (zh) 用于无线通信中的覆盖扩展模式的移动性
US9867055B2 (en) Techniques for coordinating communications over an unlicensed radio frequency spectrum band

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20160406

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20190826

Comment text: Request for Examination of Application

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20200820

Patent event code: PE09021S01D

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20210203

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20210429

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20210429

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
PR1001 Payment of annual fee

Payment date: 20240320

Start annual number: 4

End annual number: 4