JP2019092174A - 無線通信システムのための高次多重ユーザ多入力多出力動作をサポートする装置及び方法 - Google Patents
無線通信システムのための高次多重ユーザ多入力多出力動作をサポートする装置及び方法 Download PDFInfo
- Publication number
- JP2019092174A JP2019092174A JP2019005020A JP2019005020A JP2019092174A JP 2019092174 A JP2019092174 A JP 2019092174A JP 2019005020 A JP2019005020 A JP 2019005020A JP 2019005020 A JP2019005020 A JP 2019005020A JP 2019092174 A JP2019092174 A JP 2019092174A
- Authority
- JP
- Japan
- Prior art keywords
- port
- epre
- ports
- pdsch
- ues
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 52
- 238000004891 communication Methods 0.000 title claims abstract description 43
- 230000002452 interceptive effect Effects 0.000 description 53
- 230000011664 signaling Effects 0.000 description 42
- 230000005540 biological transmission Effects 0.000 description 31
- 238000013468 resource allocation Methods 0.000 description 22
- 238000010586 diagram Methods 0.000 description 15
- 230000008569 process Effects 0.000 description 11
- 230000001629 suppression Effects 0.000 description 11
- 238000012545 processing Methods 0.000 description 8
- 125000004122 cyclic group Chemical group 0.000 description 7
- 238000013507 mapping Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012559 user support system Methods 0.000 description 2
- 101150071746 Pbsn gene Proteins 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- H04B7/0413—MIMO systems
- H04B7/0452—Multi-user MIMO systems
-
- 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—Signaling for the administration of the divided path
- H04L5/0092—Indication of how the channel is divided
-
- 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), DMT
-
- 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
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
- H04W72/1268—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
101〜103 基地局(BS)
111〜116 UE
120,125 カバレッジエリア
130 インターネット
305 送信器
310 受信器
315 アンテナアレイ
320 位相シフター
325 TX処理回路
330 制御器
335 アンテナ
345 Rx処理回路
350 制御器
Claims (1)
- 無線通信システムにおけるユーザ端末機(UE)に対するリソーススケジューリングを識別する方法であって、
ジョイントエンコーディングされたビットフィールドを含むダウンリンク制御情報を受信するステップと、
前記ジョイントエンコーディングされたビットフィールドから、前記UEに割り当てられている1つ又はそれ以上の復調基準信号(DM−RS)ポート、前記1つ又はそれ以上の復調基準信号(DM−RS)ポートに関連した一つ以上のレイヤーの個数、スクランブリング識別子及び物理ダウンリンク共有チャネル(PDSCH)リソースエレメント別エネルギー(EPRE)対DM−RS EPRE比率を識別するステップと、
前記1つ又はそれ以上の復調基準信号(DM−RS)ポートと、前記1つ以上のレイヤーの個数と、前記スクランブリング識別子と、前記PDSCH EPRE対DM−RS EPRE比率に基づいて、データ信号を受信するステップとを含み、
前記PDSCH EPRE対DM−RS EPRE比率は、少なくとも前記一つ以上のレイヤーの個数を含む条件によって決定される
ことを特徴とする無線通信システムにおけるユーザ端末機に対するリソーススケジューリングを識別する方法。
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261620318P | 2012-04-04 | 2012-04-04 | |
US61/620,318 | 2012-04-04 | ||
US201261668877P | 2012-07-06 | 2012-07-06 | |
US61/668,877 | 2012-07-06 | ||
US13/841,791 US9019924B2 (en) | 2012-04-04 | 2013-03-15 | High-order multiple-user multiple-input multiple-output operation for wireless communication systems |
US13/841,791 | 2013-03-15 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017171147A Division JP6469786B2 (ja) | 2012-04-04 | 2017-09-06 | 無線通信システムのための高次多重ユーザ多入力多出力動作をサポートする装置及び方法 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2019092174A true JP2019092174A (ja) | 2019-06-13 |
JP2019092174A5 JP2019092174A5 (ja) | 2019-11-28 |
JP6832964B2 JP6832964B2 (ja) | 2021-02-24 |
Family
ID=48082911
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015504480A Active JP6208211B2 (ja) | 2012-04-04 | 2013-03-29 | 無線通信システムのための高次多重ユーザ多入力多出力動作をサポートする装置及び方法 |
JP2017171147A Active JP6469786B2 (ja) | 2012-04-04 | 2017-09-06 | 無線通信システムのための高次多重ユーザ多入力多出力動作をサポートする装置及び方法 |
JP2019005020A Active JP6832964B2 (ja) | 2012-04-04 | 2019-01-16 | 無線通信システムのための高次多重ユーザ多入力多出力動作をサポートする装置及び方法 |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015504480A Active JP6208211B2 (ja) | 2012-04-04 | 2013-03-29 | 無線通信システムのための高次多重ユーザ多入力多出力動作をサポートする装置及び方法 |
JP2017171147A Active JP6469786B2 (ja) | 2012-04-04 | 2017-09-06 | 無線通信システムのための高次多重ユーザ多入力多出力動作をサポートする装置及び方法 |
Country Status (5)
Country | Link |
---|---|
US (2) | US9019924B2 (ja) |
EP (2) | EP2648448B1 (ja) |
JP (3) | JP6208211B2 (ja) |
CN (2) | CN104247359B (ja) |
WO (1) | WO2013151277A1 (ja) |
Families Citing this family (69)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101703864B1 (ko) | 2010-04-29 | 2017-02-22 | 엘지전자 주식회사 | 제어정보의 전송방법 및 기지국과, 제어정보의 수신방법 및 사용자기기 |
CN103581090B (zh) * | 2012-07-26 | 2016-12-28 | 华为技术有限公司 | 导频信号发送方法和装置 |
GB2512268B (en) * | 2012-12-03 | 2015-02-18 | Broadcom Corp | Interference cancellation |
US9407302B2 (en) * | 2012-12-03 | 2016-08-02 | Intel Corporation | Communication device, mobile terminal, method for requesting information and method for providing information |
US10841037B2 (en) * | 2013-01-22 | 2020-11-17 | Qualcomm Incorporated | Managing interference in a network |
JP5894105B2 (ja) * | 2013-04-04 | 2016-03-23 | 株式会社Nttドコモ | 無線基地局、ユーザ端末及び無線通信方法 |
US9813124B2 (en) | 2013-11-27 | 2017-11-07 | Mediatek Inc. | Methods for codeword level interference cancellation with network assistance |
US9641310B2 (en) * | 2013-12-13 | 2017-05-02 | Qualcomm Incorporated | Network assisted interference cancellation signaling |
WO2015096081A1 (zh) | 2013-12-26 | 2015-07-02 | 华为技术有限公司 | 一种处理数据的方法、装置及系统 |
WO2015107771A1 (ja) | 2014-01-15 | 2015-07-23 | シャープ株式会社 | 端末装置、基地局装置、および集積回路 |
JP6461825B2 (ja) * | 2014-01-15 | 2019-01-30 | シャープ株式会社 | 端末装置 |
US10256855B2 (en) | 2014-01-31 | 2019-04-09 | Qualcomm Incorporated | Interference management information signaling |
US10420086B2 (en) * | 2014-03-20 | 2019-09-17 | Sharp Kabushiki Kaisha | Terminal device and integrated circuit |
CN104980197B (zh) | 2014-04-02 | 2019-04-12 | 中兴通讯股份有限公司 | 一种实现透明多用户多输入多输出传输的方法及装置 |
CN106256107B (zh) | 2014-07-16 | 2020-01-17 | Lg电子株式会社 | 在无线通信系统中用于估计信道的方法和设备 |
US11445493B2 (en) | 2014-07-31 | 2022-09-13 | Lg Electronics Inc. | Method and apparatus for transceiving wireless signal in wireless communication system |
EP3176962B1 (en) | 2014-07-28 | 2020-10-14 | LG Electronics Inc. | Method and apparatus for transceiving wireless signal in wireless communication system |
US10250366B2 (en) * | 2014-09-24 | 2019-04-02 | Lg Electronics Inc. | Method for transmitting and receiving reference signal in wireless communication system and apparatus therefor |
US10555314B2 (en) * | 2014-10-07 | 2020-02-04 | Hfi Innovation Inc. | Signaling of network-assisted intra-cell interference cancellation and suppression |
EP3216295B1 (en) * | 2014-11-04 | 2019-07-17 | Telefonaktiebolaget LM Ericsson (publ) | Allocating partially overlapping resources to communication devices |
KR20170069252A (ko) * | 2014-11-07 | 2017-06-20 | 후지쯔 가부시끼가이샤 | Dm-rs 정보를 표시하기 위한 방법 및 장치와 통신 시스템 |
CN105681007B (zh) | 2014-11-19 | 2020-11-06 | 北京三星通信技术研究有限公司 | 参考信号的发送、接收方法及装置和调度方法及装置 |
WO2016129417A1 (ja) * | 2015-02-09 | 2016-08-18 | 三菱電機株式会社 | 通信装置 |
WO2016127309A1 (en) * | 2015-02-10 | 2016-08-18 | Qualcomm Incorporated | Dmrs enhancement for higher order mu-mimo |
CN105992380B (zh) * | 2015-03-04 | 2020-09-15 | 株式会社Ntt都科摩 | 基站、移动台和下行链路调度方法 |
CN106161300B (zh) * | 2015-03-25 | 2019-05-24 | 上海诺基亚贝尔股份有限公司 | 用于动态实施频率复用的方法和分析器 |
US9769075B2 (en) * | 2015-04-01 | 2017-09-19 | Honeywell International Inc. | Interference cognizant network scheduling |
US9769082B2 (en) | 2015-04-01 | 2017-09-19 | Honeywell International Inc. | System and method for network bandwidth, buffers and timing management using hybrid scheduling of traffic with different priorities and guarantees |
CN107852730A (zh) * | 2015-04-09 | 2018-03-27 | 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 |
CN106162890B (zh) * | 2015-04-14 | 2020-02-18 | 中国移动通信集团公司 | 一种解调参考信号dmrs端口的指示方法、装置及基站 |
CN106209300B (zh) * | 2015-04-30 | 2019-12-13 | 电信科学技术研究院 | 一种控制信息发送方法和接收方法及发射机、接收机 |
WO2016179781A1 (zh) * | 2015-05-11 | 2016-11-17 | 华为技术有限公司 | 控制信息指示方法、基站、用户设备及通信系统 |
CN107005982B (zh) * | 2015-05-11 | 2020-02-21 | 华为技术有限公司 | 基于半正交传输的通信方法和设备 |
CN106411485A (zh) * | 2015-07-28 | 2017-02-15 | 中兴通讯股份有限公司 | 导频功率通知、获取方法及装置 |
US10382107B2 (en) * | 2015-08-12 | 2019-08-13 | Intel Corporation | Multi-user multiple input multiple output communication systems and methods |
US11317426B2 (en) * | 2015-08-13 | 2022-04-26 | Ntt Docomo, Inc. | Radio resource scheduling method, radio base station, and mobile station |
CN106470088B (zh) * | 2015-08-14 | 2021-06-15 | 中兴通讯股份有限公司 | Dmrs端口或映射关系的通知、确定方法及装置 |
GB2541390B (en) * | 2015-08-14 | 2021-10-20 | Tcl Communication Ltd | Systems and methods for multi-user communication |
CN106470487A (zh) * | 2015-08-19 | 2017-03-01 | 中国移动通信集团公司 | 功率分配指示方法、相关设备和系统 |
US10080244B2 (en) * | 2015-08-28 | 2018-09-18 | Qualcomm Incorporated | Random access channel design for narrowband wireless communication |
CN106685580B (zh) | 2015-11-06 | 2020-03-03 | 中兴通讯股份有限公司 | 数据处理方法及装置 |
US20200028856A1 (en) * | 2018-07-23 | 2020-01-23 | Cyber 2.0 (2015) LTD | Port scrambling usage in heterogeneous networks |
CN106973437B (zh) | 2016-01-13 | 2021-10-01 | 华为技术有限公司 | 一种参考信号的配置方法及设备 |
CN107302421B (zh) * | 2016-04-08 | 2021-05-18 | 华为技术有限公司 | 一种功率配置方法及设备 |
CN107623541B (zh) | 2016-07-13 | 2021-06-15 | 华为技术有限公司 | 一种下行控制信令指示的方法及相关设备 |
US10631329B2 (en) * | 2016-08-12 | 2020-04-21 | Qualcomm Incorporated | Non-coherent joint transmission techniques |
US11172444B2 (en) * | 2016-10-10 | 2021-11-09 | Qualcomm Incorporated | Techniques for power control and management |
US11134474B2 (en) * | 2016-10-21 | 2021-09-28 | Qualcomm Incorporated | Multi-user multiple input multiple output operation with heterogeneous numerology systems |
CN108270711B (zh) | 2017-01-04 | 2021-12-03 | 华为技术有限公司 | 传输参考信号的方法、设备和系统 |
CN108282202B (zh) | 2017-01-06 | 2021-09-14 | 华为技术有限公司 | 一种功率配置方法及相关设备 |
WO2018126894A1 (zh) * | 2017-01-06 | 2018-07-12 | 华为技术有限公司 | 一种功率配置方法及相关设备 |
WO2018129700A1 (en) * | 2017-01-13 | 2018-07-19 | Qualcomm Incorporated | Power allocation for data channel and reference signals |
CN108347324B (zh) * | 2017-01-25 | 2022-05-31 | 华为技术有限公司 | 通信方法和网络设备 |
WO2018184169A1 (en) * | 2017-04-06 | 2018-10-11 | Qualcomm Incorporated | Multiple user port loading indication |
EP3667977B1 (en) | 2017-08-08 | 2023-04-05 | LG Electronics Inc. | Method for transmitting/receiving reference signal in wireless communication system, and device therefor |
US10652002B2 (en) * | 2017-08-31 | 2020-05-12 | Samsung Electronics Co., Ltd. | Method and apparatus for re mapping and rate matching for 5G next radio system |
US10805919B2 (en) | 2017-09-28 | 2020-10-13 | Lg Electronics Inc. | Method for transmitting/receiving downlink data and device therefor |
WO2019061326A1 (zh) * | 2017-09-29 | 2019-04-04 | 富士通株式会社 | 天线端口及数据层数的指示方法、装置以及通信系统 |
CN108111444A (zh) * | 2017-11-17 | 2018-06-01 | 中兴通讯股份有限公司 | 信号加扰、解扰方法及装置 |
EP3738252B1 (en) * | 2018-01-12 | 2023-11-22 | Telefonaktiebolaget Lm Ericsson (Publ) | Resource elements for physical downlink channel and aperiodic interference measurement |
CN110167040A (zh) * | 2018-02-11 | 2019-08-23 | 索尼公司 | 无线通信系统中的装置和方法、计算机可读存储介质 |
CN110324109B (zh) * | 2018-03-29 | 2021-11-26 | 北京紫光展锐通信技术有限公司 | Pdsch速率匹配方法、装置、用户终端及计算机可读存储介质 |
EP3780777A4 (en) * | 2018-04-06 | 2021-11-24 | Ntt Docomo, Inc. | USER END DEVICE |
US10849115B2 (en) * | 2018-09-10 | 2020-11-24 | Apple Inc. | Downlink control channel design in new radio systems |
US11297621B2 (en) | 2018-11-02 | 2022-04-05 | Qualcomm Incorporated | Cyclic prefix orthogonal frequency division multiplexing sequence configuration of a downlink / uplink |
WO2020255417A1 (ja) * | 2019-06-21 | 2020-12-24 | 株式会社Nttドコモ | 端末及び無線通信方法 |
US11916638B2 (en) | 2020-12-21 | 2024-02-27 | Cohere Technologies, Inc. | Spatial multiplexing of different radio technologies |
US11617184B2 (en) * | 2021-01-04 | 2023-03-28 | Qualcomm Incorporated | Allocation of frequency resources based on narrowband isolated frequencies |
EP4422097A1 (en) * | 2023-02-27 | 2024-08-28 | Nokia Technologies Oy | Efficient signaling for mu-mimo enhanced receivers |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20110019776A1 (en) * | 2009-07-24 | 2011-01-27 | Interdigital Patent Holdings, Inc. | Method and apparatus for obtaining port index information |
JP2011217075A (ja) * | 2010-03-31 | 2011-10-27 | Sharp Corp | 送信装置、受信装置、通信システム、通信方法および集積回路 |
WO2011136710A1 (en) * | 2010-04-30 | 2011-11-03 | Telefonaktiebolaget L M Ericsson (Publ) | Transmitter, receiver and methods for downlink control signalling |
US20140192734A1 (en) * | 2013-01-09 | 2014-07-10 | Samsung Electronics Co., Ltd. | Methods to support inter-enodeb comp |
WO2018203621A1 (ko) * | 2017-04-30 | 2018-11-08 | 엘지전자 주식회사 | 무선 통신 시스템에서 dm-rs의 송수신 방법 및 이를 위한 장치 |
Family Cites Families (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100790092B1 (ko) | 2003-08-18 | 2007-12-31 | 삼성전자주식회사 | 다중 사용자 다중 입력 다중 출력 방식을 사용하는 무선통신 시스템에서 자원 스케쥴링 장치 및 방법 |
US8238455B2 (en) * | 2008-01-07 | 2012-08-07 | Samsung Electronics Co., Ltd. | Methods and apparatus for downlink PDSCH power setting |
US8194602B2 (en) * | 2008-03-19 | 2012-06-05 | Futurewei Technologies, Inc. | System and method for downlink control signal structure for multi-user MIMO |
WO2010036603A1 (en) | 2008-09-23 | 2010-04-01 | Interdigital Patent Holdings, Inc. | Method for signaling mu-mimo parameters |
KR101605482B1 (ko) * | 2008-12-18 | 2016-03-22 | 닛뽕덴끼 가부시끼가이샤 | 오버랩하는 함께 스케쥴링된 사용자들에 서비스를 제공하는 mu-mimo-ofdma 시스템 및 방법 |
US9094167B2 (en) | 2009-02-02 | 2015-07-28 | Samsung Electronics Co., Ltd. | System and method for multi-user and multi-cell MIMO transmissions |
WO2010147853A2 (en) * | 2009-06-16 | 2010-12-23 | Interdigital Patent Holdings, Inc. | Rank adaptive cyclic shift for demodulation reference signal |
EP2280492A1 (en) * | 2009-07-07 | 2011-02-02 | ST-Ericsson (France) SAS | Process for inter-cell interference cancellation in a synchronized OFDM system, and apparatus for the same |
US9497006B2 (en) * | 2009-08-06 | 2016-11-15 | Lg Electronics Inc. | Method and apparatus for transmitting uplink signals in wireless communication system for supporting multiple antenna transmission |
US8300587B2 (en) * | 2009-08-17 | 2012-10-30 | Nokia Corporation | Initialization of reference signal scrambling |
US9137802B2 (en) | 2009-08-18 | 2015-09-15 | Qualcomm Incorporated | DL MU-MIMO operation in LTE-A |
JP5598544B2 (ja) * | 2009-10-29 | 2014-10-01 | 日本電気株式会社 | ダウンリンクmimo用ダウンリンク制御シグナリング |
WO2011090353A2 (ko) * | 2010-01-22 | 2011-07-28 | 엘지전자 주식회사 | 다중입출력 무선 통신 시스템에서 하향링크 제어정보를 제공하는 방법 및 장치 |
US9130719B2 (en) * | 2010-02-11 | 2015-09-08 | Samsung Electronics Co., Ltd | Method for indicating a DM-RS antenna port in a wireless communication system |
CN102264123B (zh) * | 2010-05-26 | 2014-07-23 | 电信科学技术研究院 | 一种pdsch功率分配方法及装置 |
WO2012011239A1 (ja) * | 2010-07-21 | 2012-01-26 | パナソニック株式会社 | 基地局装置、端末装置、送信方法及び受信方法 |
WO2012043992A2 (ko) * | 2010-09-30 | 2012-04-05 | 엘지전자 주식회사 | 무선통신 시스템에서 릴레이 노드가 채널품질 지시자를 보고하는 방법 및 이를 위한 장치 |
EP2919545B1 (en) * | 2011-02-11 | 2016-09-28 | Interdigital Patent Holdings, Inc. | Device and method for an enhanced control channel (e-pdcch) |
US9544108B2 (en) * | 2011-02-11 | 2017-01-10 | Qualcomm Incorporated | Method and apparatus for enabling channel and interference estimations in macro/RRH system |
CN102684850B (zh) * | 2011-03-11 | 2017-07-04 | 夏普株式会社 | 信道状态信息反馈方法、用户设备和基站 |
EP2695342A1 (en) * | 2011-04-01 | 2014-02-12 | Intel Corporation | Multi-stream joint transmission scheme for wireless communication network |
CN102201897B (zh) * | 2011-04-29 | 2017-09-15 | 中兴通讯股份有限公司 | 信道状态信息处理方法、装置及系统 |
CN102201879B (zh) * | 2011-06-20 | 2013-06-19 | 合肥东芯通信股份有限公司 | Lte系统干扰噪声的测量方法及设备 |
US8537862B2 (en) * | 2011-06-30 | 2013-09-17 | Blackberry Limited | Transmit downlink control information with higher order modulation |
WO2013005916A1 (ko) * | 2011-07-07 | 2013-01-10 | 엘지전자 주식회사 | 무선 통신 시스템에서 수신단이 채널 측정을 수행하는 방법 및 이를 위한 장치 |
US9025574B2 (en) * | 2011-08-12 | 2015-05-05 | Blackberry Limited | Methods of channel state information feedback and transmission in coordinated multi-point wireless communications system |
CN102368869B (zh) * | 2011-11-23 | 2014-07-30 | 武汉邮电科学研究院 | Fdd-lte下行pdsch功率控制在dsp中实现的方法 |
US9450719B2 (en) * | 2012-03-05 | 2016-09-20 | Lg Electronics Inc. | Method and apparatus for transmitting or receiving downlink signal |
KR102082465B1 (ko) * | 2012-04-19 | 2020-02-27 | 삼성전자주식회사 | 협력 멀티-포인트 통신 시스템들에 대한 기준 심볼 포트들의 준 공존 식별을 위한 방법 및 장치 |
US9160515B2 (en) * | 2013-04-04 | 2015-10-13 | Intel IP Corporation | User equipment and methods for handover enhancement using scaled time-to-trigger and time-of-stay |
US9479298B2 (en) * | 2013-07-08 | 2016-10-25 | Intel IP Corporation | Demodulation reference signals (DMRS)for side information for interference cancellation |
-
2013
- 2013-03-15 US US13/841,791 patent/US9019924B2/en not_active Ceased
- 2013-03-29 JP JP2015504480A patent/JP6208211B2/ja active Active
- 2013-03-29 CN CN201380018211.1A patent/CN104247359B/zh active Active
- 2013-03-29 WO PCT/KR2013/002629 patent/WO2013151277A1/en active Application Filing
- 2013-03-29 CN CN201710872763.9A patent/CN107437962B/zh active Active
- 2013-04-03 EP EP13162199.7A patent/EP2648448B1/en active Active
- 2013-04-03 EP EP20177220.9A patent/EP3726906B1/en active Active
-
2015
- 2015-10-29 US US14/927,312 patent/USRE49548E1/en active Active
-
2017
- 2017-09-06 JP JP2017171147A patent/JP6469786B2/ja active Active
-
2019
- 2019-01-16 JP JP2019005020A patent/JP6832964B2/ja active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20110019776A1 (en) * | 2009-07-24 | 2011-01-27 | Interdigital Patent Holdings, Inc. | Method and apparatus for obtaining port index information |
JP2011217075A (ja) * | 2010-03-31 | 2011-10-27 | Sharp Corp | 送信装置、受信装置、通信システム、通信方法および集積回路 |
WO2011136710A1 (en) * | 2010-04-30 | 2011-11-03 | Telefonaktiebolaget L M Ericsson (Publ) | Transmitter, receiver and methods for downlink control signalling |
JP2013529008A (ja) * | 2010-04-30 | 2013-07-11 | テレフオンアクチーボラゲット エル エム エリクソン(パブル) | 下りリンク制御シグナリングのための送信機、受信機及び方法 |
US20140192734A1 (en) * | 2013-01-09 | 2014-07-10 | Samsung Electronics Co., Ltd. | Methods to support inter-enodeb comp |
JP2016506690A (ja) * | 2013-01-09 | 2016-03-03 | サムスン エレクトロニクス カンパニー リミテッド | eノードB間のCOMPをサポートする方法 |
WO2018203621A1 (ko) * | 2017-04-30 | 2018-11-08 | 엘지전자 주식회사 | 무선 통신 시스템에서 dm-rs의 송수신 방법 및 이를 위한 장치 |
JP2019536337A (ja) * | 2017-04-30 | 2019-12-12 | 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dm−rsの送受信方法及びそのための装置 |
Non-Patent Citations (4)
Title |
---|
NEC GROUP: "Downlink control signalling support for SU/MU-MIMO", 3GPP TSG-RAN WG1 MEETING #59 R1-094730 [ONLINE], JPN6016046857, 3 November 2009 (2009-11-03), pages 1 - 7, ISSN: 0004274016 * |
NTT DOCOMO: "Control Signaling to Support Enhanced DL MIMO [online]", 3GPP TSG-RAN WG1 #62BIS R1-105435, JPN6016046859, 5 October 2010 (2010-10-05), pages 1 - 8, ISSN: 0004274017 * |
ZTE: "Downlink control signaling for CoMP [online]", 3GPP TSG RAN WG1 MEETING #68 R1-120308, [検索日 2020.12.22], JPN6020050545, 31 January 2012 (2012-01-31), pages 1 - 4, ISSN: 0004418335 * |
ZTE: "Downlink control signaling for CoMP", 3GPP TSG-RAN WG1 MEETING #68 R1-121047 [ONLINE], JPN6016046858, 20 March 2012 (2012-03-20), pages 1 - 4, ISSN: 0004274018 * |
Also Published As
Publication number | Publication date |
---|---|
USRE49548E1 (en) | 2023-06-06 |
EP3726906B1 (en) | 2023-04-26 |
US20130265951A1 (en) | 2013-10-10 |
EP3726906A1 (en) | 2020-10-21 |
CN104247359A (zh) | 2014-12-24 |
CN104247359B (zh) | 2017-10-20 |
JP2018011333A (ja) | 2018-01-18 |
CN107437962A (zh) | 2017-12-05 |
EP2648448B1 (en) | 2020-06-24 |
JP2015518318A (ja) | 2015-06-25 |
JP6469786B2 (ja) | 2019-02-13 |
JP6832964B2 (ja) | 2021-02-24 |
WO2013151277A1 (en) | 2013-10-10 |
EP2648448A1 (en) | 2013-10-09 |
CN107437962B (zh) | 2020-09-29 |
JP6208211B2 (ja) | 2017-10-04 |
US9019924B2 (en) | 2015-04-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6832964B2 (ja) | 無線通信システムのための高次多重ユーザ多入力多出力動作をサポートする装置及び方法 | |
JP6133925B2 (ja) | 無線通信システムにおける多重ユーザ多重入力多重出力伝送のための方法及び装置 | |
US9621242B2 (en) | Downlink control signalling for indication of interfering layers | |
CN107241922B (zh) | 用于多用户叠加传输的方法以及基站 | |
JP5980870B2 (ja) | 無線通信システムでリソースブロックをバンドリングするためのシステム及び方法 | |
KR20100047155A (ko) | 무선시스템에서 하향링크 통신을 위한 8개 송신안테나 기준신호 설계 | |
AU2010307526A1 (en) | Method and system of multi-layer beamforming | |
CN112020894A (zh) | 使用第一层和第二层进行速率分割 | |
US11050511B2 (en) | Signaling regarding rate splitting using first layers and second layers |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20190215 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20191017 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20200608 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20200908 |
|
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: 20210104 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20210202 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6832964 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |