KR102164672B1 - 비허가 스펙트럼에서 lte/lte-a 시스템 내의 동기화 방법 - Google Patents

비허가 스펙트럼에서 lte/lte-a 시스템 내의 동기화 방법 Download PDF

Info

Publication number
KR102164672B1
KR102164672B1 KR1020187021843A KR20187021843A KR102164672B1 KR 102164672 B1 KR102164672 B1 KR 102164672B1 KR 1020187021843 A KR1020187021843 A KR 1020187021843A KR 20187021843 A KR20187021843 A KR 20187021843A KR 102164672 B1 KR102164672 B1 KR 102164672B1
Authority
KR
South Korea
Prior art keywords
base station
cet
timing
plmn
timing information
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.)
Expired - Fee Related
Application number
KR1020187021843A
Other languages
English (en)
Korean (ko)
Other versions
KR20180088523A (ko
Inventor
심맨 아르빈드 파텔
타오 루오
나가 부산
피터 가알
하오 수
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 KR20180088523A publication Critical patent/KR20180088523A/ko
Application granted granted Critical
Publication of KR102164672B1 publication Critical patent/KR102164672B1/ko
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • 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
    • H04W72/0426—
    • 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
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/27—Control channels or signalling for resource management between access points
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/042—Public Land Mobile systems, e.g. cellular systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
    • 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)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020187021843A 2013-11-25 2014-11-25 비허가 스펙트럼에서 lte/lte-a 시스템 내의 동기화 방법 Expired - Fee Related KR102164672B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201361908282P 2013-11-25 2013-11-25
US61/908,282 2013-11-25
US14/552,127 US9801147B2 (en) 2013-11-25 2014-11-24 Method of synchronization within an LTE/LTE-A system in unlicensed spectrum
US14/552,127 2014-11-24
PCT/US2014/067245 WO2015077747A2 (en) 2013-11-25 2014-11-25 Method of synchronization within an lte/lte-a system in unlicensed spectrum

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020167016692A Division KR101884941B1 (ko) 2013-11-25 2014-11-25 비허가 스펙트럼에서 lte/lte-a 시스템 내의 동기화 방법

Publications (2)

Publication Number Publication Date
KR20180088523A KR20180088523A (ko) 2018-08-03
KR102164672B1 true KR102164672B1 (ko) 2020-10-12

Family

ID=52021463

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020187021843A Expired - Fee Related KR102164672B1 (ko) 2013-11-25 2014-11-25 비허가 스펙트럼에서 lte/lte-a 시스템 내의 동기화 방법
KR1020167016692A Expired - Fee Related KR101884941B1 (ko) 2013-11-25 2014-11-25 비허가 스펙트럼에서 lte/lte-a 시스템 내의 동기화 방법

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020167016692A Expired - Fee Related KR101884941B1 (ko) 2013-11-25 2014-11-25 비허가 스펙트럼에서 lte/lte-a 시스템 내의 동기화 방법

Country Status (6)

Country Link
US (2) US9801147B2 (enExample)
EP (1) EP3075197B1 (enExample)
JP (1) JP6388944B2 (enExample)
KR (2) KR102164672B1 (enExample)
CN (2) CN110225526A (enExample)
WO (1) WO2015077747A2 (enExample)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9420472B2 (en) 2013-09-27 2016-08-16 Qualcomm Incorporated Prioritization of different operators in shared spectrum
US9801147B2 (en) 2013-11-25 2017-10-24 Qualcomm Incorporated Method of synchronization within an LTE/LTE-A system in unlicensed spectrum
US9949315B2 (en) * 2014-02-24 2018-04-17 Qualcomm Incorporated Techniques for enabling asynchronous transmissions in an unlicensed radio frequency spectrum band
US10757730B2 (en) * 2014-10-23 2020-08-25 Htc Corporation Device of handling clear channel assessment and transmission in unlicensed band
CN105874862B (zh) * 2014-11-07 2019-10-25 华为技术有限公司 一种数据发送的方法和装置
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
US9942801B2 (en) * 2014-12-15 2018-04-10 Qualcomm Incorporated Techniques for reserving a channel of a radio frequency spectrum
US10470047B2 (en) * 2015-03-23 2019-11-05 Lg Electronics Inc. Method and apparatus for performing channel sensing in a wireless communication system
US10341884B2 (en) * 2015-07-07 2019-07-02 Qualcomm Incorporated Channel clearance techniques using shared radio frequency spectrum band
KR102384283B1 (ko) * 2015-08-19 2022-04-07 삼성전자주식회사 무선 통신 시스템에서 채널 액세스를 제어하기 위한 장치 및 방법
US10651987B2 (en) * 2015-08-31 2020-05-12 Qualcomm Incorporated Operator identification for co-existence on a shared communication medium
US10805953B2 (en) * 2016-02-04 2020-10-13 Ofinno, Llc Channel access procedures in a wireless network
US10764913B2 (en) * 2016-03-24 2020-09-01 Qualcomm Incorporated Techniques for assisting performance of listen before talk procedures and uplink traffic multiplexing at user equipment
EP3751950B1 (en) * 2016-06-10 2022-08-03 Telefonaktiebolaget LM Ericsson (publ) Mbms and pmch in unlicensed bands
US10645586B2 (en) * 2016-10-13 2020-05-05 Qualcomm Incorporated Coordinated resource partitioning
US10396928B2 (en) * 2016-10-19 2019-08-27 Zte Wistron Telecom Ab User equipment cell search assistance by synchronization signal burst
US10206117B2 (en) 2016-10-26 2019-02-12 Qualcomm Incorporated Radio shared spectrum access procedures
US10581568B2 (en) * 2016-11-11 2020-03-03 Qualcomm Incorporated Network discovery and synchronization for NR-SS
CN109121198A (zh) * 2017-06-23 2019-01-01 维沃移动通信有限公司 一种非授权频段下的信息传输方法及网络设备
EP3484238B1 (en) * 2017-11-13 2022-03-16 Robert Bosch GmbH Road-side network node and method to operate the road-side network node
US10257798B1 (en) 2018-05-18 2019-04-09 OPNT Holding B.V. Synchronizing clocks in a wireless system
CN110690954A (zh) * 2018-07-07 2020-01-14 唐焱冰 一种非对称混合双工数据传输方法及系统
US11863996B2 (en) 2019-03-08 2024-01-02 Samsung Electronics Co., Ltd. Centralized coordination for shared spectrum systems
US11228919B2 (en) * 2019-07-15 2022-01-18 Samsung Electronics Co., Ltd. Network synchronization for shared spectrum systems
US20230269687A1 (en) * 2020-08-14 2023-08-24 Nokia Solutions And Networks Oy Synchronization offset identification and refinement for network based positioning in unlicensed spectrum
WO2024076984A1 (en) * 2022-10-07 2024-04-11 Qualcomm Incorporated Sharing a frequency band between licensed access and unlicensed access

Citations (3)

* 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
WO2005025135A1 (en) 2003-09-11 2005-03-17 Infineon Technologies Ag Method for data transmission within a wireless local area network (wlan)
US20090279529A1 (en) * 2008-05-08 2009-11-12 Jyri Hamalainen Synchronization in Mobile Communication System

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5748621A (en) * 1995-03-10 1998-05-05 Kabushiki Kaisha Toshiba Digital mobile communication system
US20030214933A1 (en) * 2000-01-13 2003-11-20 Cape Range Wireless Malaysia Sdn System and method for single-point to fixed-multipoint data communication
GB2393612B (en) * 2002-09-27 2006-01-18 Motorola Inc A resource management apparatus and a method of resource management thereof
US7221722B2 (en) * 2003-02-27 2007-05-22 Motorola, Inc. Method and apparatus for reducing interference within a communication system
US6990362B2 (en) * 2003-12-16 2006-01-24 Motorola, Inc. Communication unit energy conservation apparatus and method
US8374163B2 (en) * 2007-11-09 2013-02-12 Qualcomm Incorporated Synchronization of wireless nodes
US20100014460A1 (en) * 2008-07-11 2010-01-21 Electronics And Telecommunications Research Institute Sensor network mac system for multihop communication
US20100054237A1 (en) * 2008-09-04 2010-03-04 Motorola, Inc. Synchronization for femto-cell base stations
US8774230B2 (en) * 2009-04-08 2014-07-08 Qualcomm Incorporated Conveying synchronization stratum information
KR101711653B1 (ko) * 2009-08-24 2017-03-13 한국전자통신연구원 고용량 무선 통신 시스템에서 통신 장치 및 방법
DK2497211T3 (en) * 2009-10-29 2017-03-06 ERICSSON TELEFON AB L M (publ) Method and device for optimizing transport of a synchronization package
US8774209B2 (en) * 2009-12-02 2014-07-08 Qualcomm Incorporated Apparatus and method for spectrum sharing using listen-before-talk with quiet periods
US8744506B2 (en) * 2010-06-17 2014-06-03 Qualcomm Incorporated Device discovery on white space frequencies
CN102412919B (zh) * 2010-09-21 2016-08-31 中兴通讯股份有限公司 多个移动网络运营商共享广播电视空白频谱的方法及系统
CN102625438B (zh) * 2011-01-31 2015-08-26 电信科学技术研究院 一种进行同步的方法、系统和设备
US9419776B2 (en) * 2011-02-07 2016-08-16 Interdigital Patent Holdings, Inc. Method and apparatus for operating supplementary cells in licensed exempt spectrum
CN102413582B (zh) * 2012-01-06 2015-07-15 北京邮电大学 一种中心控制的802.11无线网络信道接入的方法
US20130208587A1 (en) * 2012-01-26 2013-08-15 Interdigital Patent Holdings, Inc. Dynamic parameter adjustment for lte coexistence
US20130225183A1 (en) * 2012-02-24 2013-08-29 Qualcomm Incorporated Methods and apparatus for turning off macro carriers to deploy femtocells
TW201347480A (zh) * 2012-02-24 2013-11-16 內數位專利控股公司 多錨系統架構
US9781745B2 (en) * 2012-03-19 2017-10-03 Tyco Fire & Security Gmbh Scalable protocol for large WSNS having low duty cycle end nodes
US9179269B2 (en) * 2012-09-12 2015-11-03 Electronics And Telecommunications Research Institute Method and apparatus for transmitting synchronization signal in talk-around direct communication network
US9801147B2 (en) 2013-11-25 2017-10-24 Qualcomm Incorporated Method of synchronization within an LTE/LTE-A system in unlicensed spectrum

Patent Citations (3)

* 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
WO2005025135A1 (en) 2003-09-11 2005-03-17 Infineon Technologies Ag Method for data transmission within a wireless local area network (wlan)
US20090279529A1 (en) * 2008-05-08 2009-11-12 Jyri Hamalainen Synchronization in Mobile Communication System

Also Published As

Publication number Publication date
CN105745981B (zh) 2019-06-25
WO2015077747A3 (en) 2015-07-16
WO2015077747A2 (en) 2015-05-28
KR20180088523A (ko) 2018-08-03
CN105745981A (zh) 2016-07-06
US10257796B2 (en) 2019-04-09
JP6388944B2 (ja) 2018-09-12
KR20160090337A (ko) 2016-07-29
US9801147B2 (en) 2017-10-24
US20180041977A1 (en) 2018-02-08
EP3075197A2 (en) 2016-10-05
US20150148053A1 (en) 2015-05-28
JP2017500790A (ja) 2017-01-05
KR101884941B1 (ko) 2018-08-02
EP3075197B1 (en) 2020-04-08
CN110225526A (zh) 2019-09-10

Similar Documents

Publication Publication Date Title
KR102164672B1 (ko) 비허가 스펙트럼에서 lte/lte-a 시스템 내의 동기화 방법
US11330503B2 (en) Wireless communications over unlicensed radio frequency spectrum
CN106464475B (zh) 一种信道使用信标信号传输的方法、装置及计算机可读介质
KR101861033B1 (ko) 기회성 네트워킹을 위한 시스템들, 방법들 및 디바이스들
KR101934253B1 (ko) 비허가 라디오 주파수 스펙트럼 대역을 통해 신호 송신물들 또는 참조 신호들의 패턴들을 송신하는 기법들
KR101728018B1 (ko) 공유된 스펙트럼에 대한 시퀀스 생성
CN110417533B (zh) 用于配置用于免许可的射频频谱带中的传输的前导码和开销信号的技术
US10034313B2 (en) Emergency data transmission over unlicensed radio frequency spectrum band
WO2015148030A1 (en) Techniques for acquiring measurements of a shared spectrum and performing channel selection for access points using the shared spectrum

Legal Events

Date Code Title Description
A107 Divisional application of patent
PA0104 Divisional application for international application

St.27 status event code: A-0-1-A10-A16-div-PA0104

St.27 status event code: A-0-1-A10-A18-div-PA0104

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

A201 Request for examination
PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

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

St.27 status event code: A-1-2-D10-D21-exm-PE0902

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

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

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

Fee payment year number: 1

St.27 status event code: A-2-2-U10-U12-oth-PR1002

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000

PC1903 Unpaid annual fee

Not in force date: 20231006

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

St.27 status event code: A-4-4-U10-U13-oth-PC1903

PC1903 Unpaid annual fee

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 20231006

St.27 status event code: N-4-6-H10-H13-oth-PC1903