JP2015515182A - アクティブ・アンテナ・アレイを使用した仮想セクタ化 - Google Patents
アクティブ・アンテナ・アレイを使用した仮想セクタ化 Download PDFInfo
- Publication number
- JP2015515182A JP2015515182A JP2014560993A JP2014560993A JP2015515182A JP 2015515182 A JP2015515182 A JP 2015515182A JP 2014560993 A JP2014560993 A JP 2014560993A JP 2014560993 A JP2014560993 A JP 2014560993A JP 2015515182 A JP2015515182 A JP 2015515182A
- Authority
- JP
- Japan
- Prior art keywords
- user equipment
- sector
- reference signal
- active antenna
- antenna array
- 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
Images
Classifications
-
- 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
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
-
- 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
- H04W16/24—Cell structures
- H04W16/28—Cell structures using beam steering
-
- 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
- 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
- H04L1/0033—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the transmitter
- H04L1/0035—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the transmitter evaluation of received explicit signalling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/06—Reselecting a communication resource in the serving access point
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Abstract
Description
Claims (11)
- アクティブ・アンテナ・アレイに信号を提供するための送信機であって、前記信号が、セクタ識別子によって第1のセクタ内のユーザ機器に示された前記第1のセクタに対して第1の参照信号を送信することを、前記アクティブ・アンテナ・アレイに行わせ、前記信号が、前記第1のセクタと部分的に重複する、対応する複数の第2の仮想セクタ内に複数の第2の参照信号を送信することを、前記アクティブ・アンテナ・アレイに行わせる、アクティブ・アンテナ・アレイに信号を提供するための送信機と、
前記第1の参照信号または前記第2の参照信号のうちの少なくとも1つを使用して、ユーザ機器によって生成されたフィードバックに基づき、前記ユーザ機器への送信をスケジューリングするためのスケジューラと
を備える、装置。 - 前記第1の参照信号が、共通参照信号(CRS)であり、前記第2の参照信号が、チャネル状態情報参照信号(CSI−RS)である、請求項1に記載の装置。
- ユーザ機器の位置を推定するための位置推定器を備え、前記スケジューラが、前記ユーザ機器の、前記推定された位置に基づき、前記第1のセクタまたは前記複数の第2の仮想セクタのうちの少なくとも1つに対し、前記ユーザ機器を割り当てるように構成され、前記アクティブ・アンテナ・アレイが、複数の第2のビームを使用して、前記複数の第2の参照信号を送信し、前記スケジューラが、前記ユーザ機器の、前記推定された位置に基づき、前記複数の第2のビームのうちの1つにユーザ機器を割り当てるように構成された、請求項1に記載の装置。
- 前記複数の第2のビームの放射パターンを変更するためのビームフォーマを備え、前記ビームフォーマが、前記ユーザ機器の、前記推定された位置、前記ユーザ機器によって生成された前記フィードバック、トラフィック負荷バランシング、またはトラフィック誘導のうちの少なくとも1つに基づき、前記複数の第2のビームの前記放射パターンを変更するように構成された、請求項3に記載の装置。
- 前記アクティブ・アンテナ・アレイを介して上りリンク信号を受信するための受信機を備え、前記スケジューラが、前記上りリンク信号の送信用に、少なくとも1つの第3のセクタにユーザ機器を割り当てるように構成可能である、請求項1に記載の装置。
- チャネル・フィードバックが前記第1の参照信号から推定される一方で、前記複数の第2の仮想セクタのうちの1つにおいてスケジューリングされたレガシー・ユーザ機器によって生成されたフィードバックに対して訂正を適用するように構成された品質制御ループを備え、前記訂正が、前記第1の参照信号と、前記複数の第2の信号のうちの少なくとも1つとの異なる特性に基づいて決定され、前記スケジューラが、前記訂正されたフィードバックを使用して、前記レガシー・ユーザ機器に向けた送信をスケジューリングするように構成された、請求項1に記載の装置。
- アクティブ・アンテナ・アレイに信号を提供するステップであって、前記信号が、セクタ識別子によって第1のセクタ内のユーザ機器に示された前記第1のセクタに対して第1の参照信号を送信することを、前記アクティブ・アンテナ・アレイに行わせ、前記信号が、前記第1のセクタと部分的に重複する、対応する複数の第2の仮想セクタ内に複数の第2の参照信号を送信することを、前記アクティブ・アンテナ・アレイに行わせる、アクティブ・アンテナ・アレイに信号を提供するステップと、
前記第1の参照信号または前記第2の参照信号のうちの少なくとも1つを使用して、ユーザ機器によって生成されたフィードバックに基づき、前記ユーザ機器への送信をスケジューリングするステップと
を含む、方法。 - 前記ユーザ機器の位置を推定するステップと、前記ユーザ機器の、前記推定された位置に基づき、前記第1のセクタまたは前記複数の第2の仮想セクタのうちの少なくとも1つに対し、前記ユーザ機器を割り当てるステップとを含む、請求項7に記載の方法。
- 前記ユーザ機器の、前記推定された位置、前記ユーザ機器によって生成された前記フィードバック、トラフィック負荷バランシング、またはトラフィック誘導のうちの少なくとも1つに基づき、放射パターンを変更するステップを含む、請求項7に記載の方法。
- 上りリンク信号の受信用に、少なくとも1つの第3のセクタに前記ユーザ機器を割り当てるステップと、前記アクティブ・アンテナ・アレイを介して前記ユーザ機器から上りリンク信号を受信するステップとを含む、請求項7に記載の方法。
- 前記第1の参照信号と、前記複数の第2の信号のうちの少なくとも1つとの異なる特性に基づき、レガシー・ユーザ機器によって生成されたフィードバックに対して訂正を適用するステップと、前記訂正されたフィードバックを使用して、前記レガシー・ユーザ機器に向けた送信をスケジューリングするステップとを含む、請求項7に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/415,142 | 2012-03-08 | ||
US13/415,142 US9100146B2 (en) | 2012-03-08 | 2012-03-08 | Virtual sectorization using an active anntenna array |
PCT/US2013/028877 WO2013134128A1 (en) | 2012-03-08 | 2013-03-04 | Virtual sectorization using an active antenna array |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015515182A true JP2015515182A (ja) | 2015-05-21 |
JP5963889B2 JP5963889B2 (ja) | 2016-08-03 |
Family
ID=47913577
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014560993A Expired - Fee Related JP5963889B2 (ja) | 2012-03-08 | 2013-03-04 | アクティブ・アンテナ・アレイを使用した仮想セクタ化 |
Country Status (7)
Country | Link |
---|---|
US (1) | US9100146B2 (ja) |
EP (1) | EP2823684A1 (ja) |
JP (1) | JP5963889B2 (ja) |
KR (1) | KR101687466B1 (ja) |
CN (1) | CN104160774B (ja) |
TW (1) | TWI489806B (ja) |
WO (1) | WO2013134128A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPWO2016163490A1 (ja) * | 2015-04-10 | 2018-02-15 | 京セラ株式会社 | 移動通信システム、基地局、及びユーザ端末 |
Families Citing this family (98)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10091616B2 (en) | 2005-12-15 | 2018-10-02 | Polte Corporation | Angle of arrival (AOA) positioning method and system for positional finding and tracking objects using reduced attenuation RF technology |
JP5581975B2 (ja) * | 2010-07-07 | 2014-09-03 | ソニー株式会社 | 通信制御装置、通信制御方法、通信システム及び通信装置 |
EP2482582B1 (en) * | 2011-01-26 | 2013-01-16 | Alcatel Lucent | Base station, method of operating a base station, terminal and method of operating a terminal |
US8395985B2 (en) | 2011-07-25 | 2013-03-12 | Ofinno Technologies, Llc | Time alignment in multicarrier OFDM network |
US11835639B2 (en) | 2011-08-03 | 2023-12-05 | Qualcomm Technologies, Inc. | Partially synchronized multilateration or trilateration method and system for positional finding using RF |
US9237537B2 (en) | 2012-01-25 | 2016-01-12 | Ofinno Technologies, Llc | Random access process in a multicarrier base station and wireless device |
US8897248B2 (en) | 2012-01-25 | 2014-11-25 | Ofinno Technologies, Llc | Multicarrier signal transmission in wireless communications |
US9161322B2 (en) | 2012-01-25 | 2015-10-13 | Ofinno Technologies, Llc | Configuring base station and wireless device carrier groups |
US20130328722A1 (en) * | 2012-03-06 | 2013-12-12 | Niklas Wernersson | Node and method for establishing beamforming for downlink communications |
US11943813B2 (en) | 2012-04-01 | 2024-03-26 | Comcast Cable Communications, Llc | Cell grouping for wireless communications |
US8964590B2 (en) | 2012-04-01 | 2015-02-24 | Ofinno Technologies, Llc | Random access mechanism for a wireless device and base station |
US9215678B2 (en) | 2012-04-01 | 2015-12-15 | Ofinno Technologies, Llc | Timing advance timer configuration in a wireless device and a base station |
EP2837103B1 (en) * | 2012-04-12 | 2017-03-01 | Nokia Solutions and Networks Oy | Three-dimensional beamforming in a mobile communications network |
US11252679B2 (en) | 2012-04-16 | 2022-02-15 | Comcast Cable Communications, Llc | Signal transmission power adjustment in a wireless device |
US11582704B2 (en) | 2012-04-16 | 2023-02-14 | Comcast Cable Communications, Llc | Signal transmission power adjustment in a wireless device |
EP2839705B1 (en) | 2012-04-16 | 2017-09-06 | Comcast Cable Communications, LLC | Cell group configuration for uplink transmission in a multicarrier wireless device and base station with timing advance groups |
US9210664B2 (en) | 2012-04-17 | 2015-12-08 | Ofinno Technologies. LLC | Preamble transmission in a wireless device |
US11825419B2 (en) | 2012-04-16 | 2023-11-21 | Comcast Cable Communications, Llc | Cell timing in a wireless device and base station |
US8964593B2 (en) | 2012-04-16 | 2015-02-24 | Ofinno Technologies, Llc | Wireless device transmission power |
US8989128B2 (en) | 2012-04-20 | 2015-03-24 | Ofinno Technologies, Llc | Cell timing in a wireless device and base station |
US9179425B2 (en) | 2012-04-17 | 2015-11-03 | Ofinno Technologies, Llc | Transmit power control in multicarrier communications |
KR102114908B1 (ko) * | 2012-05-25 | 2020-05-25 | 삼성전자주식회사 | 빔포밍을 이용하는 이동통신 시스템에서 참조 신호를 송수신하는 방법 및 장치 |
US9179457B2 (en) | 2012-06-20 | 2015-11-03 | Ofinno Technologies, Llc | Carrier configuration in wireless networks |
US9210619B2 (en) | 2012-06-20 | 2015-12-08 | Ofinno Technologies, Llc | Signalling mechanisms for wireless device handover |
US9107206B2 (en) | 2012-06-18 | 2015-08-11 | Ofinne Technologies, LLC | Carrier grouping in multicarrier wireless networks |
US9113387B2 (en) | 2012-06-20 | 2015-08-18 | Ofinno Technologies, Llc | Handover signalling in wireless networks |
US11882560B2 (en) | 2012-06-18 | 2024-01-23 | Comcast Cable Communications, Llc | Carrier grouping in multicarrier wireless networks |
US8971298B2 (en) | 2012-06-18 | 2015-03-03 | Ofinno Technologies, Llc | Wireless device connection to an application server |
US11622372B2 (en) | 2012-06-18 | 2023-04-04 | Comcast Cable Communications, Llc | Communication device |
US9084228B2 (en) | 2012-06-20 | 2015-07-14 | Ofinno Technologies, Llc | Automobile communication device |
US10440512B2 (en) | 2012-08-03 | 2019-10-08 | Polte Corporation | Angle of arrival (AOA) positioning method and system for positional finding and tracking objects using reduced attenuation RF technology |
US10863313B2 (en) | 2014-08-01 | 2020-12-08 | Polte Corporation | Network architecture and methods for location services |
US9439096B2 (en) * | 2012-08-13 | 2016-09-06 | Samsung Electronics Co., Ltd. | Method and apparatus to support channel refinement and multi-stream transmission in millimeter wave systems |
CN103780330B (zh) * | 2012-10-19 | 2017-04-26 | 华为技术有限公司 | 信号的传输方法和系统以及装置 |
US9692459B2 (en) * | 2012-11-28 | 2017-06-27 | Intel Corporation | Using multiple frequency bands with beamforming assistance in a wireless network |
BR112015011801A2 (pt) * | 2012-11-28 | 2017-07-11 | Sony Corp | dispositivo e método de controle de comunicação, e, dispositivo de terminal |
US10491282B2 (en) * | 2012-12-17 | 2019-11-26 | Ethertronics, Inc. | Communication load balancing using distributed antenna beam steering techniques |
KR20150082448A (ko) * | 2013-01-03 | 2015-07-15 | 인텔 코포레이션 | 개선된 채널 품질 정보 피드백 기술 |
EP2755341B1 (en) * | 2013-01-11 | 2016-01-06 | Telefonaktiebolaget L M Ericsson (publ) | Timing for radio reconfiguration |
US9042323B1 (en) * | 2013-01-18 | 2015-05-26 | Sprint Spectrum L.P. | Method and system of activating a global beam in a coverage area |
US9516563B2 (en) * | 2013-01-21 | 2016-12-06 | Intel Corporation | Apparatus, system and method of handover of a beamformed link |
US9973941B2 (en) * | 2013-03-19 | 2018-05-15 | Nokia Solutions And Networks Oy | Methods and apparatus for antenna tilt optimization |
KR101981087B1 (ko) * | 2013-06-13 | 2019-08-28 | 삼성전자주식회사 | 쌍방향 릴레이 장치 및 그에 의한 방법 |
WO2015034402A1 (en) * | 2013-09-03 | 2015-03-12 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and arrangement for inter-cell interference coordination using precoding /beamforming |
CN105474556B (zh) * | 2013-09-05 | 2019-10-22 | 英特尔公司 | 用于空间区域的适应性扇区化的节点、方法和系统 |
WO2015036034A1 (en) * | 2013-09-13 | 2015-03-19 | Nokia Solutions And Networks Oy | Vertical tilting |
WO2015058342A1 (zh) | 2013-10-22 | 2015-04-30 | 华为技术有限公司 | 有源天线系统天线劈裂方法及控制器 |
CN105191397B (zh) * | 2013-11-13 | 2019-12-24 | 华为技术有限公司 | 消除网络业务热点的基站、协调器及其方法 |
EP3078124A1 (en) | 2013-12-05 | 2016-10-12 | Telefonaktiebolaget LM Ericsson (publ) | A wireless communication node using using adaptive beamforming with polarized antennas |
CN106105291B (zh) * | 2014-01-24 | 2020-07-07 | 诺基亚通信公司 | 确定用于服务于无线电网络的垂直扇区化小区的天线的倾斜角的调整 |
US9094921B1 (en) * | 2014-02-06 | 2015-07-28 | Sprint Communications Company L.P. | Dynamic power distribution to reference signals in LTE |
JP6482179B2 (ja) * | 2014-03-20 | 2019-03-13 | 株式会社Nttドコモ | ユーザ装置及び基地局 |
WO2015160170A1 (ko) * | 2014-04-14 | 2015-10-22 | 엘지전자 주식회사 | 다중 안테나 무선 통신 시스템에서 신호 송신 방법 및 이를 위한 장치 |
CN105007126B (zh) * | 2014-04-23 | 2017-09-29 | 电信科学技术研究院 | 一种信道状态信息测量的方法、系统及设备 |
CN105340324B (zh) * | 2014-04-29 | 2019-02-12 | 华为技术有限公司 | 小区切换方法、用户设备及基站 |
US10224993B2 (en) | 2014-05-02 | 2019-03-05 | Lg Electronics Inc. | Beamforming method in multi-antenna wireless communication system and apparatus for same |
KR101993967B1 (ko) * | 2014-05-08 | 2019-06-27 | 텔레호낙티에볼라게트 엘엠 에릭슨(피유비엘) | 안테나 배열체를 사용하는 빔 포밍 |
TWI544829B (zh) | 2014-06-16 | 2016-08-01 | 智邦科技股份有限公司 | 無線網路裝置與無線網路控制方法 |
US9853707B2 (en) | 2014-09-16 | 2017-12-26 | Mediatek Inc | Channel state information collection for wireless communication system with beamforming |
US10251071B2 (en) | 2014-09-26 | 2019-04-02 | Mediatek Inc. | Incremental scheduling for wireless communication system with beamforming |
US10211891B2 (en) * | 2014-11-21 | 2019-02-19 | Futurewei Technologies, Inc. | System and method for multi-user multiple input multiple output communications |
US10334467B2 (en) * | 2014-12-08 | 2019-06-25 | Telefonaktiebolaget L M Ericsson (Publ) | Method and radio network node for estimating channel quality |
EP3266238B1 (en) * | 2015-03-03 | 2020-10-28 | Telefonaktiebolaget LM Ericsson (publ) | Adaptive sector configuration of an adaptive antenna system |
WO2016141987A1 (en) * | 2015-03-11 | 2016-09-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Adaptive user-specific beam forming |
EP3281302A1 (en) * | 2015-04-08 | 2018-02-14 | NTT Docomo, Inc. | Base station, user equipment, and method for determining precoding matrix |
KR102306128B1 (ko) * | 2015-06-04 | 2021-09-28 | 한국전자통신연구원 | 가상 빔 식별자 설정 방법 및 장치, 가상 빔 식별자를 이용해 자원을 할당하는 방법 및 장치 |
US9736846B1 (en) * | 2015-09-29 | 2017-08-15 | Sprint Communications Company L.P. | Intelligent radiation selection for antennas in a wireless communications environment |
KR20190075167A (ko) * | 2015-10-08 | 2019-06-28 | 폴테 코포레이션 | 감쇠 감소 rf 기술을 이용한 물체 위치 발견 및 추적용 도래각 측위 방법 및 시스템 |
US10492181B2 (en) * | 2016-01-20 | 2019-11-26 | Qualcomm Incorporated | Communication of uplink control information |
KR102302363B1 (ko) * | 2016-04-26 | 2021-09-15 | 삼성전자 주식회사 | 이동 통신 시스템에서 빔 형성 방법 및 장치 |
WO2017200443A1 (en) * | 2016-05-20 | 2017-11-23 | Telefonaktiebolaget Lm Ericsson (Publ) | Method for utilizing full antenna array power to estimate beam from subarray |
CN107466043B (zh) * | 2016-06-03 | 2020-11-27 | 中国移动通信集团河北有限公司 | 一种确定基站天线的方位角的方法和设备 |
US10165398B2 (en) * | 2016-08-23 | 2018-12-25 | General Electric Company | Geofencing for wireless communications |
US10034182B1 (en) | 2016-09-01 | 2018-07-24 | Sprint Communications Company L.P. | Mitigation of signal conflict in wireless communication networks |
CN107919896B (zh) | 2016-10-09 | 2020-05-05 | 大唐移动通信设备有限公司 | 一种波束赋形方法及装置 |
US10491352B1 (en) * | 2016-10-27 | 2019-11-26 | Sprint Spectrum L.P. | Configuring reference-signal transmission in a wireless communication system based on azimuths and distances |
US10250312B2 (en) * | 2016-11-23 | 2019-04-02 | Huawei Technologies Canada Co., Ltd. | Methods and systems for multi-user beamforming |
US10631367B2 (en) | 2017-04-14 | 2020-04-21 | Verizon Patent And Licensing Inc. | Virtualized equipment for multi-network and cross cell utilization |
US10470079B2 (en) * | 2017-04-14 | 2019-11-05 | Verizon Patent And Licensing Inc. | Systems and method for cross cell aggregation using virtualized equipment |
CN107332597B (zh) * | 2017-06-05 | 2021-05-28 | 惠州Tcl移动通信有限公司 | 一种基于3d mimo的无线传输的方法及装置 |
US10153814B1 (en) * | 2017-06-13 | 2018-12-11 | Corning Incorporated | Massive multiple-input multiple-output (M-MIMO) wireless distribution system (WDS) and related methods for optimizing the M-MIMO WDS |
CN107483088B (zh) * | 2017-08-31 | 2021-05-04 | 东南大学 | 大规模mimo鲁棒预编码传输方法 |
EP3669466A1 (en) | 2017-10-02 | 2020-06-24 | Lenovo (Singapore) Pte. Ltd. | Uplink power control |
EP3701636A1 (en) * | 2017-10-26 | 2020-09-02 | Nokia Technologies Oy | Parallel scheduler architecture |
KR102527036B1 (ko) | 2018-01-17 | 2023-05-02 | 삼성전자주식회사 | 빔포밍 송신을 제어하는 방법 및 장치 |
US10951278B2 (en) | 2018-02-05 | 2021-03-16 | Telcom Ventures, Llc | Interference mitigation technique for a MSS system from an inverted terrestrial frequency BWA reuse |
US11923924B2 (en) * | 2018-02-26 | 2024-03-05 | Parallel Wireless, Inc. | Miniature antenna array with polar combining architecture |
US11255945B2 (en) | 2018-03-27 | 2022-02-22 | Polte Corporation | Multi-path mitigation in tracking objects using compressed RF data |
CN113169767A (zh) | 2018-07-30 | 2021-07-23 | 盈诺飞公司 | 大规模mimo通信系统和方法 |
US11532897B2 (en) | 2018-11-01 | 2022-12-20 | Innophase, Inc. | Reconfigurable phase array |
US10524134B1 (en) | 2019-03-25 | 2019-12-31 | Facebook, Inc. | Site survey tool for cellular base station placement |
US10848984B1 (en) | 2019-03-25 | 2020-11-24 | Facebook, Inc. | Adaptive sectoring of a wireless base station |
US11012312B2 (en) * | 2019-07-24 | 2021-05-18 | At&T Intellectual Property I, L.P. | Network slice management |
CN112351478A (zh) * | 2019-08-09 | 2021-02-09 | 中兴通讯股份有限公司 | 一种节能方法及装置 |
CN112910514B (zh) * | 2019-12-04 | 2022-04-01 | 中国移动通信集团设计院有限公司 | Mimo天线的参数配置方法及装置 |
US11272377B1 (en) | 2020-02-22 | 2022-03-08 | Meta Platforms, Inc. | Site survey for wireless base station placement |
EP4189840A1 (en) * | 2020-07-29 | 2023-06-07 | Telefonaktiebolaget LM Ericsson (publ) | Multilayer digital sector for advanced antenna systems |
US20230261706A1 (en) * | 2022-02-14 | 2023-08-17 | Qualcomm Incorporated | Selection of beamforming configuration parameters for a multi-panel active antenna system (aas) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003235072A (ja) * | 2002-02-06 | 2003-08-22 | Ntt Docomo Inc | 無線リソース割当て方法、無線リソース割当て装置及び移動通信システム |
JP2008538487A (ja) * | 2005-04-19 | 2008-10-23 | クゥアルコム・インコーポレイテッド | 適応セクタ化のためのチャンネル品質報告 |
JP2009033717A (ja) * | 2007-05-02 | 2009-02-12 | Alvarion Ltd | リソース割当方法及び通信装置 |
JP2010219817A (ja) * | 2009-03-16 | 2010-09-30 | Ntt Docomo Inc | 無線基地局装置及び移動局装置、無線通信方法 |
US20110170435A1 (en) * | 2010-01-12 | 2011-07-14 | Samsung Electronics Co. Ltd. | Method for processing csi-rs in wireless communication system |
JP2011142516A (ja) * | 2010-01-07 | 2011-07-21 | Ntt Docomo Inc | 移動端末装置、無線基地局装置及び無線通信方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100933155B1 (ko) * | 2002-09-30 | 2009-12-21 | 삼성전자주식회사 | 주파수분할다중접속 이동통신시스템에서 가상 셀의 자원할당장치 및 방법 |
US8600308B2 (en) | 2009-06-17 | 2013-12-03 | Futurewei Technologies, Inc. | Channel state information feedback for coordinated multiple points transmission |
KR101120643B1 (ko) * | 2009-07-21 | 2012-03-16 | 한국과학기술원 | 가상섹터 기반 적응적 안테나시스템의 공간분할다중접속 서비스방법 |
KR101416783B1 (ko) | 2009-08-14 | 2014-07-08 | 노키아 솔루션스 앤드 네트웍스 오와이 | 협력형 멀티포인트 전송을 위한 개선들 |
KR101573001B1 (ko) * | 2009-08-24 | 2015-11-30 | 삼성전자주식회사 | 수신기 및 그의 기준 신호 이용 방법 |
JP5258002B2 (ja) | 2010-02-10 | 2013-08-07 | マーベル ワールド トレード リミテッド | Mimo通信システムにおける装置、移動通信端末、チップセット、およびその方法 |
CN101908915B (zh) * | 2010-07-19 | 2013-08-07 | 华为技术有限公司 | 信号传输方法、装置和基站 |
US8903454B2 (en) * | 2011-11-07 | 2014-12-02 | Alcatel Lucent | Base station and radio unit for creating overlaid sectors with carrier aggregation |
-
2012
- 2012-03-08 US US13/415,142 patent/US9100146B2/en not_active Expired - Fee Related
-
2013
- 2013-03-04 EP EP13711203.3A patent/EP2823684A1/en not_active Withdrawn
- 2013-03-04 KR KR1020147028054A patent/KR101687466B1/ko active IP Right Grant
- 2013-03-04 WO PCT/US2013/028877 patent/WO2013134128A1/en active Application Filing
- 2013-03-04 CN CN201380012787.7A patent/CN104160774B/zh active Active
- 2013-03-04 TW TW102107485A patent/TWI489806B/zh not_active IP Right Cessation
- 2013-03-04 JP JP2014560993A patent/JP5963889B2/ja not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003235072A (ja) * | 2002-02-06 | 2003-08-22 | Ntt Docomo Inc | 無線リソース割当て方法、無線リソース割当て装置及び移動通信システム |
JP2008538487A (ja) * | 2005-04-19 | 2008-10-23 | クゥアルコム・インコーポレイテッド | 適応セクタ化のためのチャンネル品質報告 |
JP2009033717A (ja) * | 2007-05-02 | 2009-02-12 | Alvarion Ltd | リソース割当方法及び通信装置 |
JP2010219817A (ja) * | 2009-03-16 | 2010-09-30 | Ntt Docomo Inc | 無線基地局装置及び移動局装置、無線通信方法 |
JP2011142516A (ja) * | 2010-01-07 | 2011-07-21 | Ntt Docomo Inc | 移動端末装置、無線基地局装置及び無線通信方法 |
US20110170435A1 (en) * | 2010-01-12 | 2011-07-14 | Samsung Electronics Co. Ltd. | Method for processing csi-rs in wireless communication system |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPWO2016163490A1 (ja) * | 2015-04-10 | 2018-02-15 | 京セラ株式会社 | 移動通信システム、基地局、及びユーザ端末 |
Also Published As
Publication number | Publication date |
---|---|
TWI489806B (zh) | 2015-06-21 |
KR101687466B1 (ko) | 2016-12-28 |
KR20140138863A (ko) | 2014-12-04 |
CN104160774A (zh) | 2014-11-19 |
EP2823684A1 (en) | 2015-01-14 |
TW201351910A (zh) | 2013-12-16 |
JP5963889B2 (ja) | 2016-08-03 |
WO2013134128A1 (en) | 2013-09-12 |
US9100146B2 (en) | 2015-08-04 |
CN104160774B (zh) | 2018-07-13 |
US20130235807A1 (en) | 2013-09-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5963889B2 (ja) | アクティブ・アンテナ・アレイを使用した仮想セクタ化 | |
US10355839B2 (en) | System and method for transmitting beamformed reference/control signals | |
CN109964436B (zh) | 可配置的参考信号 | |
USRE48396E1 (en) | Method and system for dynamic cell configuration | |
US9161318B2 (en) | Configuring power distribution within cooperation areas of cellular communication networks | |
CN105075322B (zh) | 在天线阵列中获取信道状态信息的方法和装置 | |
JP2018011347A (ja) | セル間の干渉を管理または改善すること | |
KR20160028970A (ko) | 자원 관리 방법 및 장치 | |
CN105474556A (zh) | 用于并行多用户传输的空间区域的适应性扇区化 | |
US11589242B2 (en) | Method for deploying a cellular communication network | |
US20180175992A1 (en) | A Wireless Device, A Radio Network Node, And Methods Therein | |
US20230328664A1 (en) | Methods and apparatuses for flexible radio frequency utilization | |
KR101410603B1 (ko) | 셀룰러 네트워크에서 다중 사용자 안테나 빔형성을 지원하는 시스템 및 방법 | |
TW202324944A (zh) | 用於減輕現用的頻譜內之干擾的系統及方法 | |
WO2024033310A1 (en) | A method for assisting a wireless device with determining a precoder for srs transmission, a related radio network node and a related wireless device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20150831 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20150903 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20151203 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20160223 |
|
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: 20160531 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20160628 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5963889 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
LAPS | Cancellation because of no payment of annual fees |