KR101863112B1 - 비허가된 스펙트럼을 포함하는 lte/lte-a 네트워크들에서 채널 및 간섭 향상 - Google Patents

비허가된 스펙트럼을 포함하는 lte/lte-a 네트워크들에서 채널 및 간섭 향상 Download PDF

Info

Publication number
KR101863112B1
KR101863112B1 KR1020167019085A KR20167019085A KR101863112B1 KR 101863112 B1 KR101863112 B1 KR 101863112B1 KR 1020167019085 A KR1020167019085 A KR 1020167019085A KR 20167019085 A KR20167019085 A KR 20167019085A KR 101863112 B1 KR101863112 B1 KR 101863112B1
Authority
KR
South Korea
Prior art keywords
csi
csi feedback
feedback report
reference signal
report
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
KR1020167019085A
Other languages
English (en)
Korean (ko)
Other versions
KR20160101043A (ko
Inventor
완시 첸
더가 프라사드 말라디
타오 루오
피터 가알
용빈 웨이
하오 수
팅팡 지
스리니바스 예라말리
나가 부샨
알렉산다르 담자노빅
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 KR20160101043A publication Critical patent/KR20160101043A/ko
Application granted granted Critical
Publication of KR101863112B1 publication Critical patent/KR101863112B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0027—Scheduling of signalling, e.g. occurrence thereof
    • 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
    • H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
    • 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
    • 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
    • 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
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020167019085A 2013-12-19 2014-11-25 비허가된 스펙트럼을 포함하는 lte/lte-a 네트워크들에서 채널 및 간섭 향상 Active KR101863112B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201361917997P 2013-12-19 2013-12-19
US61/917,997 2013-12-19
US14/551,927 US9681325B2 (en) 2013-12-19 2014-11-24 Channel and interference measurement in LTE/LTE-A networks including unlicensed spectrum
US14/551,927 2014-11-24
PCT/US2014/067425 WO2015094611A1 (en) 2013-12-19 2014-11-25 Channel and interference measurement in lte/lte-a networks including unlicensed spectrum

Publications (2)

Publication Number Publication Date
KR20160101043A KR20160101043A (ko) 2016-08-24
KR101863112B1 true KR101863112B1 (ko) 2018-05-31

Family

ID=53401628

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020167019085A Active KR101863112B1 (ko) 2013-12-19 2014-11-25 비허가된 스펙트럼을 포함하는 lte/lte-a 네트워크들에서 채널 및 간섭 향상

Country Status (7)

Country Link
US (1) US9681325B2 (enExample)
EP (1) EP3085146B1 (enExample)
JP (1) JP6373999B2 (enExample)
KR (1) KR101863112B1 (enExample)
CN (1) CN105830486B (enExample)
BR (1) BR112016014127B1 (enExample)
WO (1) WO2015094611A1 (enExample)

Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9392614B2 (en) 2014-06-30 2016-07-12 Intel IP Corporation Listen before talk for cellular in unlicensed band
WO2016018054A1 (ko) * 2014-07-28 2016-02-04 엘지전자 주식회사 무선 통신 시스템에서 채널 상태 보고 방법 및 장치
CN106664587B (zh) * 2014-07-31 2020-05-19 株式会社Ntt都科摩 用户终端、无线通信系统以及无线通信方法
WO2016031366A1 (ja) * 2014-08-29 2016-03-03 ソニー株式会社 装置及び方法
US20160105817A1 (en) * 2014-10-10 2016-04-14 Telefonaktiebolaget L M Ericsson (Publ) Method for csi feedback
ES2754622T3 (es) 2014-10-10 2020-04-20 Ericsson Telefon Ab L M Método para retroalimentación CSI dinámica
CN106576015B (zh) * 2014-10-22 2019-11-29 华为技术有限公司 一种数据传输方法及设备
US9326157B1 (en) 2014-11-06 2016-04-26 Intel IP Corporation Subframe aligned listen-before-talk for cellular in unlicensed band
US9942801B2 (en) 2014-12-15 2018-04-10 Qualcomm Incorporated Techniques for reserving a channel of a radio frequency spectrum
JP2018504045A (ja) * 2015-01-28 2018-02-08 富士通株式会社 アンライセンスバンドのチャネル情報フィードバック方法、装置及び通信システム
CN110809311B (zh) * 2015-01-30 2023-02-28 日本电气株式会社 用于执行部分子帧传输的方法和装置
JP6297742B2 (ja) * 2015-02-19 2018-03-20 株式会社Ｎｔｔドコモ ユーザ端末、無線基地局及び無線通信方法
WO2016148450A1 (ko) * 2015-03-13 2016-09-22 엘지전자 주식회사 무선 통신 시스템에서 채널 상태 보고 방법 및 이를 위한 장치
US9680617B2 (en) * 2015-03-20 2017-06-13 Acer Incorporated Method of transmitting reference signal in unlicensed spectrum for LTE-LAA system and wireless device using the same
US10021573B2 (en) 2015-04-13 2018-07-10 Industrial Technology Research Institute Method and device for uplink transmission by using unlicensed spectrum
KR102070961B1 (ko) * 2015-06-29 2020-01-29 후아웨이 테크놀러지 컴퍼니 리미티드 채널 상태 정보 참조 신호 송신을 위한 방법 및 디바이스
US20180145736A1 (en) * 2015-06-30 2018-05-24 Huawei Technologies Co., Ltd. Method for Transmitting Channel State Information and Transmission Device
KR102486805B1 (ko) 2015-09-18 2023-01-11 삼성전자 주식회사 무선 통신 시스템에서 피드백 신호를 송수신하는 방법 및 장치
US10200164B2 (en) 2015-09-22 2019-02-05 Comcast Cable Communications, Llc Carrier activation in a multi-carrier wireless network
US10172124B2 (en) 2015-09-22 2019-01-01 Comcast Cable Communications, Llc Carrier selection in a multi-carrier wireless network
US9877344B2 (en) * 2015-10-12 2018-01-23 Qualcomm Incorporated Techniques for downlink scheduling and uplink scheduling in a shared radio frequency spectrum band
US10182456B2 (en) * 2015-10-15 2019-01-15 Qualcomm Incorporated Collision detection in a shared radio frequency spectrum band
JP2018532314A (ja) 2015-10-17 2018-11-01 コムキャスト ケーブル コミュニケーションズ， エルエルシー 部分および完全サブフレームにおける制御チャネル構成
ES2827924T3 (es) * 2015-10-22 2021-05-25 Guangdong Oppo Mobile Telecommunications Corp Ltd Procedimiento para transmitir información de realimentación, equipo terminal y estación base
WO2017119794A1 (ko) * 2016-01-08 2017-07-13 엘지전자 주식회사 채널 상태 정보 보고 방법 및 이를 수행하는 사용자 장치
US10548121B2 (en) 2016-02-03 2020-01-28 Comcast Cable Communications, Llc Downlink and uplink channel transmission and monitoring in a wireless network
US10880921B2 (en) 2016-02-04 2020-12-29 Comcast Cable Communications, Llc Detection threshold for a wireless network
WO2017135340A1 (ja) * 2016-02-04 2017-08-10 株式会社Ｎｔｔドコモ ユーザ端末、無線基地局及び無線通信方法
CN107295648B (zh) * 2016-03-31 2020-03-06 电信科学技术研究院 一种上行传输方法、ue、基站和系统
CN105933048B (zh) * 2016-04-11 2019-04-26 北京邮电大学 Csi测量限制配置方法和装置及测量重启方法和装置
US10200992B2 (en) 2016-05-06 2019-02-05 Comcast Cable Communications, Llc Uplink signal starting position in a wireless device and wireless network
US10771141B2 (en) 2016-07-26 2020-09-08 Lg Electronics Inc. Method for channel state report in wireless communication system, and device therefor
WO2018030327A1 (ja) * 2016-08-10 2018-02-15 京セラ株式会社 無線端末
US11147062B2 (en) 2016-10-14 2021-10-12 Comcast Cable Communications, Llc Dual connectivity power control for wireless network and wireless device
US10848977B2 (en) 2016-11-02 2020-11-24 Comcast Cable Communications, Llc Dual connectivity with licensed assisted access
US20180124831A1 (en) 2016-10-29 2018-05-03 Ofinno Technologies, Llc Dual connectivity scheduling request for wireless network and wireless device
US10951285B2 (en) * 2017-01-06 2021-03-16 Futurewei Technologies, Inc. Hybrid mobility and radio resource management mechanisms
US10743202B2 (en) * 2017-02-17 2020-08-11 Qualcomm Incorporated Measurement and reporting enhancements for shared spectrum
WO2018175674A1 (en) * 2017-03-24 2018-09-27 Intel IP Corporation Method for interference measurement in new radio (nr) communication systems
US10868588B2 (en) * 2017-06-01 2020-12-15 Qualcomm Incorporated Conditional reference signal transmission and measurement
EP3618489B1 (en) * 2017-06-15 2021-08-04 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method and device for radio resource management measurement
US11109438B2 (en) 2017-07-28 2021-08-31 Qualcomm Incorporated Methods to optimize SCell configuration and activation through UE idle mode SCell measurements and quick reporting
US10979158B2 (en) 2017-08-03 2021-04-13 T-Mobile Usa, Inc. User equipment including spectrum analyzer, and network device
US10630453B2 (en) 2017-08-10 2020-04-21 At&T Intellectual Property I, L.P. Facilitating restriction of channel state information to improve communication coverage in 5G or other next generation networks
US10931483B2 (en) * 2017-11-06 2021-02-23 Qualcomm Incorporated Device-to-device (D2D) communication management techniques
US10873481B2 (en) * 2017-11-27 2020-12-22 Qualcomm Incorporated Reference signal transmission window and timing considerations
EP3528582B1 (en) 2018-02-15 2023-08-16 Comcast Cable Communications, LLC Random access using supplementary uplink
US11343728B2 (en) 2018-02-17 2022-05-24 Comcast Cable Communications, Llc Supplemental uplink selection using configuration information
US11483793B2 (en) * 2018-04-23 2022-10-25 Qualcomm Incorporated Optimized observed time difference of arrival (OTDOA) in licensed-assisted access (LAA)
US11224056B2 (en) 2018-05-09 2022-01-11 Qualcomm Incorporated Code block group-based autonomous uplink transmission
WO2019218142A1 (en) * 2018-05-15 2019-11-21 Nokia Shanghai Bell Co., Ltd. Enhanced rs transmission for rlm in nr unlicensed spectrum
US11039480B2 (en) * 2018-08-09 2021-06-15 Comcast Cable Communications, Llc Supplementary uplink for random access procedures
US11057092B2 (en) 2018-08-10 2021-07-06 At&T Intellectual Property I, L.P. Facilitating fast channel state information computation for 5G wireless communication systems
US11888772B2 (en) * 2019-08-28 2024-01-30 Qualcomm Incorporated Channel state information reference signal processing for new radio in the unlicensed spectrum
CN113115320B (zh) * 2020-01-09 2021-11-30 大唐移动通信设备有限公司 一种频谱资源共享方法及其装置
US11743889B2 (en) * 2020-02-14 2023-08-29 Qualcomm Incorporated Channel state information (CSI) reference signal (RS) configuration with cross-component carrier CSI prediction algorithm
WO2021217478A1 (en) * 2020-04-29 2021-11-04 Qualcomm Incorporated Method of configuring group common dci for mu-mimo
CN111988096B (zh) * 2020-08-20 2021-05-04 深圳市南方硅谷半导体有限公司 信道状态信息的获取方法、装置和计算机设备
WO2025148259A1 (en) * 2024-07-05 2025-07-17 Zte Corporation Energy saving features for wireless communications

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012078565A1 (en) 2010-12-06 2012-06-14 Interdigital Patent Holdings, Inc. Method to enable wireless operation in license exempt spectrum
WO2012141513A2 (ko) 2011-04-13 2012-10-18 엘지전자 주식회사 무선통신시스템에서 제어정보 전송 방법 및 장치
WO2013169191A2 (en) 2012-05-11 2013-11-14 Telefonaktiebolaget L M Ericsson (Publ) Channel quality reporting in a communications system

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8611259B2 (en) * 2006-09-08 2013-12-17 Samsung Electronics Co., Ltd. Method and system for providing channel state information feedback in a wireless communication system
US9807633B2 (en) * 2010-11-05 2017-10-31 Google Technology Holdings LLC Configuring unscheduled periods to enable interference reduction in heterogeneous networks
US9131405B2 (en) * 2011-01-31 2015-09-08 Lg Electronics Inc. Method of transmitting and receiving channel status information on multi-cell operation in a wireless communication system and apparatus for the same
WO2012148446A1 (en) * 2011-04-29 2012-11-01 Intel Corporation System and method of managing wireless communications with multiple transmission points
WO2013055166A1 (en) * 2011-10-14 2013-04-18 Lg Electronics Inc. Method and apparatus for channel information feedback in wireless communication system
CN104012011B (zh) * 2011-11-04 2018-11-13 英特尔公司 用于下行链路多点协作通信的配置的信令
CN104115422B (zh) * 2012-02-06 2018-09-25 英特尔公司 用于配置下行链路协作多点通信的信令
US9729273B2 (en) * 2012-03-30 2017-08-08 Sharp Kabushiki Kaisha Collision resolution among transmission schedules of uplink control information (UCI)
US9094855B2 (en) * 2012-05-30 2015-07-28 Intel Corporation Measurement of nodes in coordinated multipoint (CoMP) systems
US9667391B2 (en) * 2012-09-20 2017-05-30 Samsung Electronics Co., Ltd Channel estimation method and apparatus for cooperative communication in cellular mobile communication system
US8982976B2 (en) * 2013-07-22 2015-03-17 Futurewei Technologies, Inc. Systems and methods for trellis coded quantization based channel feedback

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012078565A1 (en) 2010-12-06 2012-06-14 Interdigital Patent Holdings, Inc. Method to enable wireless operation in license exempt spectrum
WO2012141513A2 (ko) 2011-04-13 2012-10-18 엘지전자 주식회사 무선통신시스템에서 제어정보 전송 방법 및 장치
WO2013169191A2 (en) 2012-05-11 2013-11-14 Telefonaktiebolaget L M Ericsson (Publ) Channel quality reporting in a communications system

Also Published As

Publication number Publication date
BR112016014127B1 (pt) 2023-03-28
CN105830486A (zh) 2016-08-03
EP3085146B1 (en) 2021-06-30
US20150181453A1 (en) 2015-06-25
BR112016014127A2 (pt) 2017-08-08
JP6373999B2 (ja) 2018-08-15
EP3085146A1 (en) 2016-10-26
JP2017500811A (ja) 2017-01-05
KR20160101043A (ko) 2016-08-24
CN105830486B (zh) 2019-04-16
US9681325B2 (en) 2017-06-13
WO2015094611A1 (en) 2015-06-25

Similar Documents

Publication Publication Date Title
KR101863112B1 (ko) 비허가된 스펙트럼을 포함하는 lte/lte-a 네트워크들에서 채널 및 간섭 향상
JP6549124B2 (ja) 無認可スペクトルを用いたｌｔｅ（登録商標）／ｌｔｅアドバンストシステムにおけるｃｓｉフィードバック
KR102383068B1 (ko) 비허가된 스펙트럼을 갖는 lte/lte-a에서 csi 요청 절차
KR101913312B1 (ko) 비허가된 스펙트럼을 이용하는 lte/lte-a에 대한 멀티-채널 csi 피드백
KR101911337B1 (ko) 기준 신호 자원 할당
KR20160070115A (ko) 비허가된 또는 공유된 스펙트럼에서의 다운링크 제어 관리
KR20180123503A (ko) 캐리어 집성을 위한 사운딩 기준 신호 송신
KR20160129880A (ko) 비허가된 스펙트럼을 이용하는 lte/lte-a 네트워크들에서 2차 셀들에 대한 타이머 구성
KR101971510B1 (ko) 프랙셔널 채널 예비 신호들의 오검출
JP2017520986A (ja) 保護されたｃｅｔ送信および受信
KR20170046668A (ko) 비허가된 스펙트럼을 갖는 lte/lte-a에서의 재동기화 관리

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20160714

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
A302 Request for accelerated examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20170825

Comment text: Request for Examination of Application

PA0302 Request for accelerated examination

Patent event date: 20170825

Patent event code: PA03022R01D

Comment text: Request for Accelerated Examination

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

Comment text: Notification of reason for refusal

Patent event date: 20171218

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: 20180508

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20180525

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20180528

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
PR1001 Payment of annual fee

Payment date: 20210329

Start annual number: 4

End annual number: 4

PR1001 Payment of annual fee

Payment date: 20230308

Start annual number: 6

End annual number: 6

PR1001 Payment of annual fee

Payment date: 20240201

Start annual number: 7

End annual number: 7