KR102510835B1 - 공유된 무선 주파수 스펙트럼 대역에서의 셀-특정 참조 신호 (crs) 기반 시그널링을 위한 기법들 - Google Patents

공유된 무선 주파수 스펙트럼 대역에서의 셀-특정 참조 신호 (crs) 기반 시그널링을 위한 기법들 Download PDF

Info

Publication number
KR102510835B1
KR102510835B1 KR1020177010316A KR20177010316A KR102510835B1 KR 102510835 B1 KR102510835 B1 KR 102510835B1 KR 1020177010316 A KR1020177010316 A KR 1020177010316A KR 20177010316 A KR20177010316 A KR 20177010316A KR 102510835 B1 KR102510835 B1 KR 102510835B1
Authority
KR
South Korea
Prior art keywords
downlink subframe
crs
frequency spectrum
radio frequency
spectrum band
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
KR1020177010316A
Other languages
English (en)
Korean (ko)
Other versions
KR20170070862A (ko
Inventor
스리니바스 예라말리
타오 루오
두르가 프라사드 말라디
용빈 웨이
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 KR20170070862A publication Critical patent/KR20170070862A/ko
Application granted granted Critical
Publication of KR102510835B1 publication Critical patent/KR102510835B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • 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
    • 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
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1822—Automatic repetition systems, e.g. Van Duuren systems involving configuration of automatic repeat request [ARQ] with parallel processes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0006—Assessment of spectral gaps suitable for allocating digitally modulated signals, e.g. for carrier allocation in cognitive radio
    • 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
    • H04L5/0032—Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
    • H04L5/0035—Resource allocation in a cooperative multipoint environment
    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020177010316A 2014-10-16 2015-09-25 공유된 무선 주파수 스펙트럼 대역에서의 셀-특정 참조 신호 (crs) 기반 시그널링을 위한 기법들 Active KR102510835B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201462064711P 2014-10-16 2014-10-16
US62/064,711 2014-10-16
US14/864,056 US10075270B2 (en) 2014-10-16 2015-09-24 Techniques for cell-specific reference signal (CRS)-based signaling in a shared radio frequency spectrum band
US14/864,056 2015-09-24
PCT/US2015/052183 WO2016060822A1 (en) 2014-10-16 2015-09-25 Techniques for cell-specific reference signal (crs)-based signaling in a shared radio freqyebc spectrum band

Publications (2)

Publication Number Publication Date
KR20170070862A KR20170070862A (ko) 2017-06-22
KR102510835B1 true KR102510835B1 (ko) 2023-03-15

Family

ID=54289119

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020177010316A Active KR102510835B1 (ko) 2014-10-16 2015-09-25 공유된 무선 주파수 스펙트럼 대역에서의 셀-특정 참조 신호 (crs) 기반 시그널링을 위한 기법들

Country Status (6)

Country Link
US (1) US10075270B2 (enExample)
EP (1) EP3207655B1 (enExample)
JP (1) JP6648128B2 (enExample)
KR (1) KR102510835B1 (enExample)
CN (1) CN107078877B (enExample)
WO (1) WO2016060822A1 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9854532B2 (en) * 2014-12-05 2017-12-26 Telefonaktiebolaget Lm Ericsson (Publ) Method, network nodes, and computer program products for load based adaptive CRS power adjustment
US9750056B2 (en) 2015-01-27 2017-08-29 Huawei Technologies Co., Ltd. System and method for transmission in a grant-free uplink transmission scheme
CN105722234B (zh) * 2016-02-05 2019-11-08 北京佰才邦技术有限公司 在非授权频段中调度资源的方法、基站和终端
US10187864B2 (en) * 2016-04-01 2019-01-22 Qualcomm Incorporated Timing advance design for enhanced component carrier
EP3562247B1 (en) * 2016-04-07 2020-05-27 Telefonaktiebolaget LM Ericsson (publ) Radio-network node, wireless device and methods performed therein
US11825482B2 (en) * 2016-10-03 2023-11-21 Qualcomm Incorporated Techniques for improved control channels
US11601820B2 (en) * 2017-01-27 2023-03-07 Qualcomm Incorporated Broadcast control channel for shared spectrum
US11683833B2 (en) 2017-09-28 2023-06-20 Qualcomm Incorporated Spatial listen-before-talk (LBT) with channel variation consideration
CN111512580B (zh) * 2017-09-29 2023-06-20 索尼集团公司 用于在开放频谱上传输数据的第一装置及其操作方法
US10524266B2 (en) * 2017-10-20 2019-12-31 Google Llc Switching transmission technologies within a spectrum based on network load
US10785797B2 (en) * 2018-06-04 2020-09-22 Qualcomm Incorporated Beam refinement reference signal (BRRS) design for mmWave system in shared spectrum
WO2020144940A1 (ja) * 2019-01-08 2020-07-16 ソニー株式会社 通信装置及び通信方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140036881A1 (en) * 2011-04-13 2014-02-06 Lg Electronics Inc. Method and apparatus for transmitting control information in a wireless communication system

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090196359A1 (en) * 2008-01-31 2009-08-06 Texas Instruments Incorporated Methods and systems to insert filler data in unallocated resource regions of a frame
US20110243090A1 (en) * 2008-12-15 2011-10-06 Nokia Corporation Downlink control and physical hybrid arq indicator channel (phich) configuration for extended bandwidth system
KR20110014101A (ko) * 2009-08-04 2011-02-10 엘지전자 주식회사 릴레이 백홀 자원 할당
WO2012078565A1 (en) * 2010-12-06 2012-06-14 Interdigital Patent Holdings, Inc. Method to enable wireless operation in license exempt spectrum
WO2012124922A2 (ko) * 2011-03-11 2012-09-20 엘지전자 주식회사 하향링크 신호 수신 방법 및 전송 방법과, 사용자기기 및 기지국
US9532383B2 (en) * 2011-05-02 2016-12-27 Lg Electronics Inc. Method for performing random access in wireless communication system and device supporting same
US20130114495A1 (en) * 2011-11-04 2013-05-09 Qualcomm Incorporated Physical Channel Characteristics for e-PDCCH in LTE
US10791542B2 (en) * 2012-01-27 2020-09-29 Qualcomm Incorporated Regional and narrow band common reference signal (CRS) for user equipment (UE) relays
KR102058999B1 (ko) * 2012-02-21 2019-12-24 엘지전자 주식회사 무선 통신 시스템에서 초기 접속 방법 및 장치
WO2013133682A1 (ko) * 2012-03-09 2013-09-12 엘지전자 주식회사 참조 신호 설정 방법 및 장치
US9660783B2 (en) * 2012-03-30 2017-05-23 Lg Electronics Inc. Method and device for receiving control information in wireless communication system
CN103391179B (zh) * 2012-05-10 2017-11-24 中兴通讯股份有限公司 新载波参考信号发送方法及装置
EP2874456B1 (en) * 2012-08-03 2019-10-09 Huawei Technologies Co., Ltd. Information transmission method, terminal, and base station
WO2015002237A1 (ja) * 2013-07-05 2015-01-08 シャープ株式会社 端末装置、基地局装置、集積回路、および通信方法
WO2015041410A1 (ko) * 2013-09-17 2015-03-26 엘지전자 주식회사 복수의 셀에 동시 접속하는 방법 및 사용자 장치
EP3072339B1 (en) * 2013-11-20 2019-02-27 LG Electronics Inc. Method and apparatus for network synchronization
BR112016014511A2 (pt) * 2013-12-20 2018-07-31 Huawei Tech Co Ltd método de transmissão de informação, equipamento de usuário, e estação base
US20170094528A1 (en) * 2014-05-15 2017-03-30 Ntt Docomo, Inc. User terminal, radio base station, radio communication method and radio communication system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140036881A1 (en) * 2011-04-13 2014-02-06 Lg Electronics Inc. Method and apparatus for transmitting control information in a wireless communication system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
3GPP R1-144221*

Also Published As

Publication number Publication date
EP3207655A1 (en) 2017-08-23
WO2016060822A1 (en) 2016-04-21
WO2016060822A8 (en) 2017-09-14
US10075270B2 (en) 2018-09-11
EP3207655B1 (en) 2020-03-25
JP6648128B2 (ja) 2020-02-14
CN107078877A (zh) 2017-08-18
JP2017535188A (ja) 2017-11-24
US20160112169A1 (en) 2016-04-21
CN107078877B (zh) 2020-06-05
BR112017007801A2 (pt) 2017-12-19
KR20170070862A (ko) 2017-06-22

Similar Documents

Publication Publication Date Title
US11889499B2 (en) Techniques for managing power on an uplink component carrier transmitted over a shared radio frequency spectrum band
KR102510835B1 (ko) 공유된 무선 주파수 스펙트럼 대역에서의 셀-특정 참조 신호 (crs) 기반 시그널링을 위한 기법들
KR102559396B1 (ko) 사용자 장비에서 리슨 비포어 토크 절차들의 수행 및 업링크 트래픽 멀티플렉싱을 보조하기 위한 기술들
KR102513567B1 (ko) 비허가된 라디오 주파수 스펙트럼 대역을 통한 업링크 제어 채널들의 송신
KR102444049B1 (ko) 공유된 라디오 주파수 스펙트럼에서 송신의 시작 심볼에 대한 심볼 기간을 결정하기 위한 기술들
CN107113127B (zh) 用于在免许可的射频频谱带上发送探测参考信号的方法及装置
US10257853B2 (en) Techniques for identifying resources to transmit a channel reservation signal
KR20170096627A (ko) 공유된 라디오 주파수 스펙트럼 대역에서 안테나 서브세트 및 지향성 안테나 채널 액세스
CN110958080A (zh) 针对增强型分量载波的信道状态信息过程
JP2017538309A (ja) 無認可無線周波数スペクトル帯域を介してチャネル使用ビーコン信号を送信するための技法
KR102480246B1 (ko) 공유 무선 주파수 스펙트럼 대역에서 다운링크 송신물들에 대한 피드백을 핸들링하는 기법들
BR112017007801B1 (pt) Métodos e aparelhos para comunicação sem fio

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20170414

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: 20200909

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: 20220720

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: 20230113

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20230313

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20230313

End annual number: 3

Start annual number: 1

PG1601 Publication of registration