JP6250789B2 - ネットワーク支援干渉除去のためのチャネル状態情報基準信号（ｃｓｉ−ｒｓ）ハンドリング - Google Patents

ネットワーク支援干渉除去のためのチャネル状態情報基準信号（ｃｓｉ−ｒｓ）ハンドリング Download PDF

Info

Publication number
JP6250789B2
JP6250789B2 JP2016506626A JP2016506626A JP6250789B2 JP 6250789 B2 JP6250789 B2 JP 6250789B2 JP 2016506626 A JP2016506626 A JP 2016506626A JP 2016506626 A JP2016506626 A JP 2016506626A JP 6250789 B2 JP6250789 B2 JP 6250789B2
Authority
JP
Japan
Prior art keywords
csi
cell
configuration information
zero power
processor
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
JP2016506626A
Other languages
English (en)
Japanese (ja)
Other versions
JP2016524353A5 (enExample
JP2016524353A (ja
Inventor
シュ、ハオ
チェン、ワンシ
ルオ、タオ
ガール、ピーター
ヨ、テサン
ウェイ、ヨンビン
マラディ、ダーガ・プラサド
ガイアホファー、ステファン
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 JP2016524353A publication Critical patent/JP2016524353A/ja
Publication of JP2016524353A5 publication Critical patent/JP2016524353A5/ja
Application granted granted Critical
Publication of JP6250789B2 publication Critical patent/JP6250789B2/ja
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
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/02—Arrangements for optimising operational condition
    • 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
    • H04L5/0092—Indication of how the channel is divided
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0023—Interference mitigation or co-ordination
    • H04J11/005—Interference mitigation or co-ordination of intercell interference
    • H04J11/0059—Out-of-cell user aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0023—Interference mitigation or co-ordination
    • H04J11/005—Interference mitigation or co-ordination of intercell interference
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Databases & Information Systems (AREA)
JP2016506626A 2013-04-03 2014-04-03 ネットワーク支援干渉除去のためのチャネル状態情報基準信号（ｃｓｉ−ｒｓ）ハンドリング Expired - Fee Related JP6250789B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201361808167P 2013-04-03 2013-04-03
US61/808,167 2013-04-03
US14/243,848 US9374719B2 (en) 2013-04-03 2014-04-02 Channel state information reference signal (CSI-RS) handling for network assisted interference cancellation
US14/243,848 2014-04-02
PCT/US2014/032872 WO2014165699A2 (en) 2013-04-03 2014-04-03 Channel state information reference signal (csi-rs) handling for network assisted interference cancellation

Publications (3)

Publication Number Publication Date
JP2016524353A JP2016524353A (ja) 2016-08-12
JP2016524353A5 JP2016524353A5 (enExample) 2016-09-29
JP6250789B2 true JP6250789B2 (ja) 2017-12-20

Family

ID=51654384

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016506626A Expired - Fee Related JP6250789B2 (ja) 2013-04-03 2014-04-03 ネットワーク支援干渉除去のためのチャネル状態情報基準信号（ｃｓｉ−ｒｓ）ハンドリング

Country Status (6)

Country Link
US (1) US9374719B2 (enExample)
EP (1) EP2982087B1 (enExample)
JP (1) JP6250789B2 (enExample)
KR (1) KR101802327B1 (enExample)
CN (2) CN107733629B (enExample)
WO (1) WO2014165699A2 (enExample)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130336193A1 (en) 2012-06-19 2013-12-19 Qualcomm Incorporated Network information for assisting user equipment
US9264097B2 (en) 2009-06-04 2016-02-16 Qualcomm Incorporated Interference mitigation for downlink in a wireless communication system
EP2897308B1 (en) 2012-09-16 2019-08-28 LG Electronics Inc. Method and apparatus for receiving data in wireless communication system supporting cooperative transmission
CN104144136B (zh) * 2013-05-10 2017-12-15 华为技术有限公司 用户专用参考信号的发送方法及装置
JP6093736B2 (ja) * 2014-08-08 2017-03-08 株式会社Ｎｔｔドコモ ユーザ端末、無線基地局、無線通信方法及び無線通信システム
WO2016024731A1 (ko) * 2014-08-12 2016-02-18 엘지전자 주식회사 무선 통신 시스템에서 채널 상태 보고를 위한 방법 및 이를 위한 장치
KR102280021B1 (ko) * 2014-09-11 2021-07-21 삼성전자주식회사 무선 통신 시스템에서 기준 신호를 송수신하는 기법
US9876589B2 (en) 2014-10-15 2018-01-23 Lg Electronics Inc. Method for adjusting inter-cell interference in wireless communication system and apparatus therefor
WO2016161600A1 (zh) * 2015-04-09 2016-10-13 华为技术有限公司 传输参数信息的方法及装置、基站及被干扰用户设备
US10164747B2 (en) * 2015-05-29 2018-12-25 Samsung Electronics Co., Ltd. Method and apparatus for operating MIMO measurement reference signals and feedback
US10159087B2 (en) 2015-12-11 2018-12-18 Qualcomm Incorporated Channel state information framework for advanced receivers
CN112165349A (zh) * 2016-03-31 2021-01-01 华为技术有限公司 一种信道状态测量方法及装置
US10313074B1 (en) 2016-08-30 2019-06-04 Sprint Communications Company L.P. Channel condition estimation using static user data symbols over user equipment (UE) specific reference signals
EP3603164A4 (en) * 2017-03-24 2020-11-18 Telefonaktiebolaget LM Ericsson (publ) CSI-RS FOR AMM MEASURES
WO2018227554A1 (en) * 2017-06-16 2018-12-20 Motorola Mobility Llc Synchronization signal block transmission
CN109586819A (zh) * 2017-09-29 2019-04-05 电信科学技术研究院 一种干扰测量方法、用户终端和网络侧设备
US10756863B2 (en) 2018-05-11 2020-08-25 At&T Intellectual Property I, L.P. Transmitting reference signals in 5G or other next generation communication systems
WO2019221471A1 (ko) * 2018-05-16 2019-11-21 엘지전자 주식회사 무선 통신 시스템에서 채널 상태 정보 보고를 수행하는 방법 및 이를 위한 장치
CN112449423A (zh) * 2019-08-30 2021-03-05 上海华为技术有限公司 一种数据交互的方法

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8867999B2 (en) 2009-01-26 2014-10-21 Qualcomm Incorporated Downlink interference cancellation methods
CN101873615A (zh) * 2009-04-27 2010-10-27 松下电器产业株式会社 无线通信系统及其下行链路接收功率检测方法
US9264097B2 (en) 2009-06-04 2016-02-16 Qualcomm Incorporated Interference mitigation for downlink in a wireless communication system
KR101237666B1 (ko) * 2009-07-28 2013-02-26 엘지전자 주식회사 다중 입출력 통신 시스템에서 셀간 간섭을 제거하기 위한 기준신호 전송 방법 및 장치
US8755365B2 (en) * 2009-11-08 2014-06-17 Lg Electronics Inc. Method and a base station for transmitting a CSI-RS, and a method and user equipment for receiving the CSI-RS
KR101740221B1 (ko) * 2010-01-18 2017-05-29 주식회사 골드피크이노베이션즈 채널상태정보-기준신호 할당 방법 및 장치
US8305987B2 (en) * 2010-02-12 2012-11-06 Research In Motion Limited Reference signal for a coordinated multi-point network implementation
CN103119873B (zh) * 2010-02-12 2017-04-12 黑莓有限公司 用于协作多点网络实现的参考信号
KR101819502B1 (ko) * 2010-02-23 2018-01-17 엘지전자 주식회사 간섭 측정 방법 및 단말과, 간섭 정보 수신 방법 및 기지국
CA2784274C (en) * 2010-03-17 2016-02-16 Lg Electronics Inc. Method and apparatus for providing channel state information-reference signal (csi-rs) configuration information in a wireless communication system supporting multiple antennas
WO2012021018A2 (ko) * 2010-08-11 2012-02-16 (주)팬택 뮤팅 정보 전송 장치 및 방법과, 그를 이용한 채널 상태 획득 장치 및 방법
CN102378114B (zh) * 2010-08-16 2014-06-11 中国移动通信集团公司 信道状态信息参考信号发送方法及装置、接收方法及装置
CN102457964A (zh) * 2010-10-20 2012-05-16 中兴通讯股份有限公司 一种多点协作的方法及装置
US9252930B2 (en) * 2011-01-07 2016-02-02 Futurewei Technologies, Inc. Reference signal transmission and reception method and equipment
KR101777424B1 (ko) * 2011-01-19 2017-09-12 엘지전자 주식회사 다중 노드 시스템에서 신호 수신 방법 및 장치
US8537911B2 (en) * 2011-02-21 2013-09-17 Motorola Mobility Llc Method and apparatus for reference signal processing in an orthogonal frequency division multiplexing communication system
KR20120102845A (ko) * 2011-03-09 2012-09-19 삼성전자주식회사 무선통신 시스템에서 제어 정보 송수신 방법 및 장치
US8983391B2 (en) * 2011-08-12 2015-03-17 Sharp Kabushiki Kaisha Signaling power allocation parameters for uplink coordinated multipoint (CoMP)
US9794955B2 (en) * 2011-08-15 2017-10-17 Texas Instruments Incorporated Configuration of CSI-RS for CoMP feedback
US9008585B2 (en) * 2012-01-30 2015-04-14 Futurewei Technologies, Inc. System and method for wireless communications measurements and CSI feedback
US9401748B2 (en) * 2012-03-27 2016-07-26 Texas Instruments Incorporated Method and apparatus for channel state information feedback in a coordinated multi-point communication system
US9609537B2 (en) * 2012-09-28 2017-03-28 Qualcomm Incorporated Randomization procedure for assigning interference measurement resources in wireless communication
US9301175B2 (en) * 2012-11-02 2016-03-29 Samsung Electronics Co., Ltd. Configuration of interference measurement resources for enhanced downlink measurements and MU-MIMO

Also Published As

Publication number Publication date
WO2014165699A3 (en) 2014-12-04
EP2982087B1 (en) 2018-07-25
KR20150138307A (ko) 2015-12-09
EP2982087A2 (en) 2016-02-10
CN105075205A (zh) 2015-11-18
US20140301271A1 (en) 2014-10-09
CN105075205B (zh) 2018-10-02
WO2014165699A2 (en) 2014-10-09
JP2016524353A (ja) 2016-08-12
CN107733629B (zh) 2021-06-25
US9374719B2 (en) 2016-06-21
KR101802327B1 (ko) 2017-11-28
CN107733629A (zh) 2018-02-23

Similar Documents

Publication Publication Date Title
JP6250789B2 (ja) ネットワーク支援干渉除去のためのチャネル状態情報基準信号（ｃｓｉ−ｒｓ）ハンドリング
JP6469649B2 (ja) 干渉緩和のためのネイバリングセル支援情報の採用
JP6612299B2 (ja) データペイロードサイズと復号時間とを平衡させるための適応制御チャネル設計
US9130725B2 (en) Interaction of PDSCH resource mapping, CSI-RS, and muting
KR102130633B1 (ko) 사용자 장비를 보조하기 위한 네트워크 정보
JP6545683B2 (ja) ネットワーク支援干渉消去シグナリング
JP6246930B2 (ja) 基準信号送信の識別を改善する装置および方法
KR101578889B1 (ko) 협력 멀티포인트 전송 방식들을 위한 레이트 매칭
CN105766048B (zh) 用于实现服务蜂窝小区干扰抑制的信令
JP5969136B2 (ja) 拡張物理ダウンリンク制御チャネルのための基準信号
US9723602B2 (en) Interaction between EPCFICH and EPDCCH in LTE
JP5852250B2 (ja) アンテナポート増強によってｃｓｉ−ｒｓオーバーヘッドを増加させること
JP6462573B2 (ja) Ｌｔｅにおけるｐｍｃｈ／ｐｒｓおよびｅｐｄｃｃｈの処理
CN105474566A (zh) 限制干扰控制信道调度以简化盲解码

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20160805

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20160805

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20160805

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20161026

A975 Report on accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A971005

Effective date: 20161027

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20161101

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20170425

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20170725

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20171024

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20171122

R150 Certificate of patent or registration of utility model

Ref document number: 6250789

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees