JP6591401B2 - 多地点協調（ＣｏＭＰ）およびネットワーク支援型干渉抑制／キャンセレーション - Google Patents

多地点協調（ＣｏＭＰ）およびネットワーク支援型干渉抑制／キャンセレーション Download PDF

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JP6591401B2
JP6591401B2 JP2016513126A JP2016513126A JP6591401B2 JP 6591401 B2 JP6591401 B2 JP 6591401B2 JP 2016513126 A JP2016513126 A JP 2016513126A JP 2016513126 A JP2016513126 A JP 2016513126A JP 6591401 B2 JP6591401 B2 JP 6591401B2
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vci
cell
interference
channel
virtual cell
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JP2016523049A5 (enExample
JP2016523049A (ja
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チェン、ワンシ
ルオ、タオ
ガイアホファー、ステファン
ガール、ピーター
シュ、ハオ
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Qualcomm Inc
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Qualcomm Inc
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    • 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
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/022—Site diversity; Macro-diversity
    • H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0617—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
    • 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
    • H04L5/0048—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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058—Allocation criteria
    • H04L5/0073—Allocation arrangements that take into account other cell interferences

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
JP2016513126A 2013-05-10 2014-05-09 多地点協調（ＣｏＭＰ）およびネットワーク支援型干渉抑制／キャンセレーション Expired - Fee Related JP6591401B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2019105481A JP6911077B2 (ja) 2013-05-10 2019-06-05 多地点協調（ＣｏＭＰ）およびネットワーク支援型干渉抑制／キャンセレーション

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201361822249P 2013-05-10 2013-05-10
US61/822,249 2013-05-10
US14/273,049 US10263741B2 (en) 2013-05-10 2014-05-08 Coordinated multipoint (CoMP) and network assisted interference suppression/cancellation
US14/273,049 2014-05-08
PCT/US2014/037543 WO2014183064A2 (en) 2013-05-10 2014-05-09 COORDINATED MULTIPOINT (CoMP) AND NETWORK ASSISTED INTERFERENCE SUPPRESSION/CANCELLATION

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2019105481A Division JP6911077B2 (ja) 2013-05-10 2019-06-05 多地点協調（ＣｏＭＰ）およびネットワーク支援型干渉抑制／キャンセレーション

Publications (3)

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JP2016523049A JP2016523049A (ja) 2016-08-04
JP2016523049A5 JP2016523049A5 (enExample) 2017-06-01
JP6591401B2 true JP6591401B2 (ja) 2019-10-16

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JP2019105481A Expired - Fee Related JP6911077B2 (ja) 2013-05-10 2019-06-05 多地点協調（ＣｏＭＰ）およびネットワーク支援型干渉抑制／キャンセレーション

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Country Link
US (1) US10263741B2 (enExample)
EP (1) EP2995010A2 (enExample)
JP (2) JP6591401B2 (enExample)
KR (1) KR102108720B1 (enExample)
CN (1) CN105308877B (enExample)
WO (1) WO2014183064A2 (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8249540B1 (en) 2008-08-07 2012-08-21 Hypres, Inc. Two stage radio frequency interference cancellation system and method
US9479298B2 (en) 2013-07-08 2016-10-25 Intel IP Corporation Demodulation reference signals (DMRS)for side information for interference cancellation
KR102079601B1 (ko) * 2013-08-14 2020-02-21 삼성전자주식회사 가상 셀 네트워크 시스템에서 랜덤 억세스 방법 및 장치
US9641310B2 (en) * 2013-12-13 2017-05-02 Qualcomm Incorporated Network assisted interference cancellation signaling
US9692571B2 (en) * 2014-08-12 2017-06-27 Alcatel Lucent Signaling of non-virtual reference signals in coordinated multipoint communication
WO2016122012A1 (ko) 2015-01-27 2016-08-04 엘지전자 주식회사 셀 간 간섭 제거를 위한 셀 간 정보를 생성하는 방법 및 장치
US10750419B2 (en) * 2015-02-04 2020-08-18 Qualcomm Incorporated Methods of efficient handover and reselection to a home ENODEB using user equipment motion
US10972155B2 (en) * 2015-11-25 2021-04-06 Hewlett Packard Enterprise Development Lp Access point selection
CN105703870B (zh) * 2016-02-29 2018-08-14 重庆邮电大学 密集异构网络中基于CoMP的动态小区间干扰协调方法
US9907059B1 (en) * 2016-05-27 2018-02-27 Sprint Spectrum L.P. Compensating delay spread in coordinated uplink communications
CN106792887B (zh) * 2016-12-02 2020-12-15 惠州Tcl移动通信有限公司 一种面向5g平台的节点发现方法及系统
US11272429B2 (en) * 2017-02-13 2022-03-08 Qualcomm Incorporated Initiation of mobility reference signal based on quality of initial access signals
WO2018175884A2 (en) * 2017-03-24 2018-09-27 Intel Corporation DM-RS GROUPING AND CSI REPORTING FOR CoMP
CN108810907B (zh) * 2017-04-26 2021-12-07 中国联合网络通信集团有限公司 一种虚拟小区的合并方法、装置及网络系统
US10469298B2 (en) * 2017-05-12 2019-11-05 Qualcomm Incorporated Increasing reference signal density in wireless communications
CN109391435B (zh) * 2017-08-11 2021-05-25 电信科学技术研究院有限公司 Pucch传输方法、用户设备和装置
CN116321455A (zh) * 2017-11-13 2023-06-23 上海朗帛通信技术有限公司 一种被用于无线通信的用户设备、基站中的方法和装置
WO2020102752A1 (en) * 2018-11-16 2020-05-22 Commscope Technologies Llc Interference suppression for multi-user multiple-input-multiple-output (mu-mimo) pre-coders using coordination among one or more radio points
US12335997B2 (en) 2020-01-29 2025-06-17 Google Llc Joint-processing of random access channel communications
CN112866165B (zh) * 2021-01-11 2022-02-15 北京科技大学 一种多参数ofdm波形干扰消除方法及其收发信机

Family Cites Families (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100933155B1 (ko) * 2002-09-30 2009-12-21 삼성전자주식회사 주파수분할다중접속 이동통신시스템에서 가상 셀의 자원할당장치 및 방법
US7768984B2 (en) 2006-01-06 2010-08-03 Samsung Electronics Co., Ltd Apparatus and method for receiving a signal in a communication system
EP2109243A1 (en) 2007-01-29 2009-10-14 Panasonic Corporation Radio communication system, radio communication device, and retransmission control method
WO2009145546A2 (ko) 2008-05-26 2009-12-03 삼성전자 주식회사 셀룰러 이동 통신 시스템에서 적응형 부분 주파수 재사용 방법 및 장치
JP5040871B2 (ja) 2008-09-18 2012-10-03 パナソニック株式会社 表示装置
KR101321311B1 (ko) * 2008-12-26 2013-10-28 샤프 가부시키가이샤 기지국 장치, 이동국 장치, 통신 시스템 및 통신 방법
CN101772038B (zh) 2009-01-06 2013-12-25 上海贝尔股份有限公司 一种多小区分簇方法及其通信网络和资源调度系统
US8983479B2 (en) 2009-04-28 2015-03-17 Electronics And Telecommunications Research Institute Method for transmitting dedicated reference signal, and method for receiving dedicated reference signal
KR101639042B1 (ko) * 2010-04-06 2016-07-12 삼성전자주식회사 가상 셀을 이용하여 전송 데이터의 전송 전력을 결정하는 데이터 전송 시스템
EP2738953A1 (en) * 2011-01-07 2014-06-04 Interdigital Patent Holdings, Inc. Communicating channel state information (CSI) of multiple transmission points
US9544108B2 (en) 2011-02-11 2017-01-10 Qualcomm Incorporated Method and apparatus for enabling channel and interference estimations in macro/RRH system
CN102647789B (zh) 2011-02-18 2016-06-15 中兴通讯股份有限公司 发送探测参考信号的方法、资源分配方法、系统及基站
KR101840642B1 (ko) * 2011-06-07 2018-03-21 한국전자통신연구원 분산 안테나 무선 통신 시스템 및 그 방법
US9794955B2 (en) * 2011-08-15 2017-10-17 Texas Instruments Incorporated Configuration of CSI-RS for CoMP feedback
US9337984B2 (en) * 2011-08-19 2016-05-10 Lg Electronics Inc. Method for transmitting uplink control information, user equipment, method for receiving uplink control information, and base station
EP2750435B1 (en) * 2011-10-03 2017-09-06 Ntt Docomo, Inc. Wireless communications system, feedback method, user terminal, and wireless base station device
US8953478B2 (en) * 2012-01-27 2015-02-10 Intel Corporation Evolved node B and method for coherent coordinated multipoint transmission with per CSI-RS feedback
US8923207B2 (en) * 2012-05-17 2014-12-30 Industrial Technology Research Institute Method for initializing sequence of reference signal and base station using the same
US9854570B2 (en) * 2012-06-07 2017-12-26 Qualcomm Incorporated Signaling of virtual cell ID
CN103580790A (zh) * 2012-07-31 2014-02-12 中兴通讯股份有限公司 一种dmrs处理方法和装置
EP2888906B1 (en) * 2012-08-23 2021-03-31 Interdigital Patent Holdings, Inc. Operating with multiple schedulers in a wireless system
CN104641582B (zh) * 2012-09-16 2018-03-16 Lg 电子株式会社 在无线通信系统中考虑天线端口关系发送/接收下行链路信号的方法和装置
KR102148651B1 (ko) * 2012-09-21 2020-08-27 엘지전자 주식회사 무선 통신 시스템에서 하향링크 신호를 송수신하는 방법 및 이를 위한 장치
US9271282B2 (en) * 2012-09-24 2016-02-23 Nec Corporation Method of control signaling transmission and reception for user equipment in a LTE communication system
WO2014052639A2 (en) * 2012-09-26 2014-04-03 Huawei Technologies Co., Ltd. System and method for random access in heterogeneous communications systems
US9973315B2 (en) * 2012-09-28 2018-05-15 Intel Corporation Systems and methods for semi-persistent scheduling of wireless communications
KR102102650B1 (ko) * 2012-10-04 2020-04-21 엘지전자 주식회사 무선 통신 시스템에서 안테나 포트 관계를 고려한 하향링크 신호 송수신 방법 및 장치
CN109743147B (zh) * 2012-11-01 2023-12-08 华为技术有限公司 确定控制信道搜索空间的方法和装置
US9503216B2 (en) * 2012-11-02 2016-11-22 Telefonaktiebolaget L M Ericsson (Publ) Methods and devices related to effective measurements
US20150382371A1 (en) * 2013-02-07 2015-12-31 Nec Corporation Method and system for network-assisted interference suppression/cancelation
JP6262772B2 (ja) * 2013-02-18 2018-01-17 エルジー エレクトロニクス インコーポレイティド 無線通信システムにおけるデータ送信を行う方法及び装置
US9369253B2 (en) * 2013-02-21 2016-06-14 Blackberry Limited Methods of interference measurement for advanced receiver in LTE/LTE-A
CN104982063B (zh) * 2013-03-01 2018-10-12 英特尔Ip公司 用于网络辅助的干扰抑制的准同位和pdsch资源元素映射信令
WO2014148812A1 (ko) * 2013-03-19 2014-09-25 엘지전자 주식회사 다중 셀 기반 무선 통신 시스템에서 단말이 신호를 송수신하는 방법 및 이를 위한 장치
US9755800B2 (en) * 2013-03-19 2017-09-05 Lg Electronics Inc. Method and device for canceling interference and receiving data in wireless communication system
WO2014157939A1 (ko) * 2013-03-26 2014-10-02 엘지전자 주식회사 다중 셀 기반 무선 통신 시스템에서 신호를 송수신하는 방법 및 이를 위한 장치
EP2982051B1 (en) * 2013-04-01 2017-05-31 Panasonic Intellectual Property Corporation of America Transmission apparatus for control signal mapping
US9426673B2 (en) * 2013-04-05 2016-08-23 Qualcomm Incorporated Virtual cell management for interference suppression and interference cancellation in LTE
US9900872B2 (en) * 2013-04-17 2018-02-20 Futurewei Technologies, Inc. Systems and methods for adaptive transmissions in wireless network
CN105122704B (zh) * 2013-04-18 2018-02-23 Lg 电子株式会社 在无线接入系统中发送调度请求的方法和设备

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Publication number Publication date
US20140334402A1 (en) 2014-11-13
WO2014183064A3 (en) 2015-01-22
WO2014183064A2 (en) 2014-11-13
KR20160009595A (ko) 2016-01-26
JP2016523049A (ja) 2016-08-04
EP2995010A2 (en) 2016-03-16
CN105308877A (zh) 2016-02-03
US10263741B2 (en) 2019-04-16
KR102108720B1 (ko) 2020-05-08
CN105308877B (zh) 2020-01-03
JP6911077B2 (ja) 2021-07-28
JP2019195182A (ja) 2019-11-07

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