BR112012030448A2 - padrões de sinal de referência - Google Patents
padrões de sinal de referênciaInfo
- Publication number
- BR112012030448A2 BR112012030448A2 BR112012030448A BR112012030448A BR112012030448A2 BR 112012030448 A2 BR112012030448 A2 BR 112012030448A2 BR 112012030448 A BR112012030448 A BR 112012030448A BR 112012030448 A BR112012030448 A BR 112012030448A BR 112012030448 A2 BR112012030448 A2 BR 112012030448A2
- Authority
- BR
- Brazil
- Prior art keywords
- csi
- reference signal
- standards
- certain aspects
- subset
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000013468 resource allocation Methods 0.000 abstract 1
Classifications
-
- 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
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Abstract
padrões de sinal de referência. determinados aspectos da presente descrição provêem técnicas para alocação de recursos para uso na transmissão de sinais de referência (rss). de acordo com determinados aspectos, um grande conjunto de possíveis recursos csi-rs enumerados ("padrões csi-rs") podem ser definidos e uma estação base pode selecionar um padrão csi-rs a partir de um subconjunto de padrões disponíveis, com o subconjunto determinado por uma configuração de transmissão.
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US35044810P | 2010-06-01 | 2010-06-01 | |
US61/350,448 | 2010-06-01 | ||
US13/100,215 US9136997B2 (en) | 2010-05-04 | 2011-05-03 | Methods and apparatuses for using channel state information reference signals |
US13/100,215 | 2011-05-03 | ||
US13/149,766 US8995465B2 (en) | 2010-05-04 | 2011-05-31 | Reference signal patterns |
US13/149,766 | 2011-05-31 | ||
PCT/US2011/038822 WO2011153286A1 (en) | 2010-06-01 | 2011-06-01 | Reference signal patterns |
Publications (2)
Publication Number | Publication Date |
---|---|
BR112012030448A2 true BR112012030448A2 (pt) | 2016-08-09 |
BR112012030448B1 BR112012030448B1 (pt) | 2021-11-16 |
Family
ID=44244359
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112012030448-8A BR112012030448B1 (pt) | 2010-06-01 | 2011-06-01 | Padrões de sinal de referência |
Country Status (9)
Country | Link |
---|---|
US (1) | US8995465B2 (pt) |
EP (1) | EP2577900B1 (pt) |
JP (2) | JP5650319B2 (pt) |
KR (2) | KR101754097B1 (pt) |
CN (1) | CN102939734B (pt) |
BR (1) | BR112012030448B1 (pt) |
ES (1) | ES2760614T3 (pt) |
HU (1) | HUE046801T2 (pt) |
WO (1) | WO2011153286A1 (pt) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
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US9136997B2 (en) * | 2010-05-04 | 2015-09-15 | Qualcomm Incorporated | Methods and apparatuses for using channel state information reference signals |
US8743980B2 (en) * | 2010-08-12 | 2014-06-03 | Acer Incorporated | Method of designing reference signal pattern and related communication device |
US9173205B2 (en) * | 2010-08-13 | 2015-10-27 | Lg Electronics Inc. | Method and base station for transmitting downlink signal and method and equipment for receiving downlink signal |
KR101901434B1 (ko) * | 2011-09-23 | 2018-09-27 | 삼성전자 주식회사 | 협력 통신 시스템을 위한 피드백 송수신 방법 및 장치 |
JP5960829B2 (ja) * | 2011-09-28 | 2016-08-02 | 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複数の参照信号構成を設定する方法及び装置 |
WO2013133658A1 (ko) * | 2012-03-09 | 2013-09-12 | 엘지전자 주식회사 | 동기 트랙킹을 수행하는 방법 및 이를 이용한 무선기기 |
WO2013172654A1 (ko) * | 2012-05-15 | 2013-11-21 | 엘지전자 주식회사 | 하향링크 데이터 수신 방법 및 사용자기기와 하향링크 데이터 전송 방법 및 기지국 |
WO2014005624A1 (en) * | 2012-07-03 | 2014-01-09 | Telefonaktiebolaget L M Ericsson (Publ) | Csi-rs transmission |
US9912430B2 (en) * | 2012-07-06 | 2018-03-06 | Samsung Electronics Co. Ltd. | Method and apparatus for channel state information feedback reporting |
US9736828B2 (en) | 2012-07-17 | 2017-08-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Network node and a method therein for scheduling a downlink data transmission to a UE, and a UE and a method therein for receiving a downlink data transmission |
US20140045510A1 (en) * | 2012-07-25 | 2014-02-13 | Nec Laboratories America, Inc. | Coordinated Multipoint Transmission and Reception (CoMP) |
US9402256B2 (en) * | 2012-08-08 | 2016-07-26 | Blackberry Limited | Method and system having reference signal design for new carrier types |
EP3300420B1 (en) | 2012-09-11 | 2018-12-05 | LG Electronics Inc. | Method and apparatus for receiving channel state information-reference signals in wireless communication system |
WO2014059581A1 (zh) * | 2012-10-15 | 2014-04-24 | 华为技术有限公司 | 配置信道状态信息参考信号的方法、基站及接入点 |
US9438395B2 (en) | 2012-10-23 | 2016-09-06 | Lg Electronics Inc. | Method for feeding back channel state information in wireless communication system and apparatus therefor |
CN109743148B (zh) | 2012-12-31 | 2021-11-19 | 上海华为技术有限公司 | 参考信号配置方法和参考信号发送方法及相关设备 |
BR112015017163A8 (pt) * | 2013-01-18 | 2019-10-29 | Huawei Tech Co Ltd | método de medição, aparelho e nó de comunicações |
WO2014119919A1 (en) * | 2013-02-01 | 2014-08-07 | Lg Electronics Inc. | Method and apparatus for allocating resources for reference signal in wireless communication system |
WO2014126519A1 (en) | 2013-02-12 | 2014-08-21 | Telefonaktiebolaget L M Ericsson (Publ) | Select dm-rs pattern based on channel characteristics |
JP6607453B2 (ja) * | 2013-04-02 | 2019-11-20 | サン パテント トラスト | 基地局装置および通信方法 |
US10153816B2 (en) * | 2013-05-09 | 2018-12-11 | Intel IP Corporation | Small data communications |
US10057839B2 (en) | 2013-09-27 | 2018-08-21 | Samsung Electronics Co., Ltd. | Methods and apparatus for discovery signals for LTE advanced |
EP3079266B1 (en) | 2013-12-31 | 2018-09-05 | Huawei Technologies Co., Ltd. | Method, device and system for obtaining channel information |
CN104852786B (zh) * | 2014-02-19 | 2018-08-10 | 中国移动通信集团公司 | 信道状态信息参考信号csi-rs的重配置方法及装置 |
US9900074B2 (en) | 2014-08-12 | 2018-02-20 | Qualcomm Incorporated | CSI request procedure in LTE/LTE-A with unlicensed spectrum |
CN105490787B (zh) | 2014-09-15 | 2019-06-14 | 中兴通讯股份有限公司 | 下行导频的发送方法、检测方法、装置及基站、终端 |
US10594454B2 (en) * | 2016-01-20 | 2020-03-17 | Nec Corporation | Methods and apparatuses for transmitting a reference signal |
EP3414960A4 (en) * | 2016-03-30 | 2019-10-23 | Nec Corporation | METHOD AND DEVICES FOR SENDING AND RECEIVING REFERENCE SIGNALS |
US10708796B2 (en) * | 2016-04-21 | 2020-07-07 | Qualcomm Incorporated | High doppler channel performance enhancement |
EP4072092A1 (en) * | 2016-05-10 | 2022-10-12 | Nokia Technologies Oy | Antenna co-location and receiver assumptions |
US10278088B2 (en) * | 2016-07-22 | 2019-04-30 | Qualcomm Incorporated | Channel estimation enhancement |
EP3529936A1 (en) * | 2016-10-24 | 2019-08-28 | Telefonaktiebolaget LM Ericsson (publ) | Method and network node for enabling measurements on reference signals |
US10333595B2 (en) * | 2017-02-21 | 2019-06-25 | Qualcomm Incorporated | Reference signal and Tx/Rx precoding for UE multiplexing in NR SS |
WO2018170859A1 (zh) * | 2017-03-23 | 2018-09-27 | Oppo广东移动通信有限公司 | 无线通信方法和设备 |
RU2669795C1 (ru) * | 2017-06-20 | 2018-10-16 | Хуавей Текнолоджиз Ко., Лтд. | Способ измерения, способ измерения соты, устройство и узел связи |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8208920B2 (en) * | 2008-03-28 | 2012-06-26 | Qualcomm Incorporated | Reference signal management in mobile systems |
US8675537B2 (en) * | 2008-04-07 | 2014-03-18 | Qualcomm Incorporated | Method and apparatus for using MBSFN subframes to send unicast information |
KR101459155B1 (ko) * | 2008-09-30 | 2014-11-10 | 엘지전자 주식회사 | 협력 무선통신 시스템을 위한 기준신호의 전송방법 및 무선자원의 할당방법 |
EP2342927B1 (en) * | 2008-10-31 | 2016-03-23 | Mediatek Inc. | Downlink network synchronization mechanism for femtocell in cellular ofdm systems |
US8355388B2 (en) | 2008-12-17 | 2013-01-15 | Research In Motion Limited | System and method for initial access to relays |
CN101635950B (zh) | 2009-08-14 | 2015-06-10 | 中兴通讯股份有限公司 | 一种确定小区参考信号位置的方法及装置 |
WO2011046387A2 (en) | 2009-10-15 | 2011-04-21 | Lg Electronics Inc. | Apparatus and method for transmitting and receiving reference signal (rs) for demodulation |
WO2011055986A2 (en) | 2009-11-08 | 2011-05-12 | Lg Electronics Inc. | A method and a base station for transmitting a csi-rs, and a method and a user equipment for receiving the csi-rs |
US8804586B2 (en) * | 2010-01-11 | 2014-08-12 | Blackberry Limited | Control channel interference management and extended PDCCH for heterogeneous network |
US8305987B2 (en) * | 2010-02-12 | 2012-11-06 | Research In Motion Limited | Reference signal for a coordinated multi-point network implementation |
RU2563841C2 (ru) | 2010-02-19 | 2015-09-20 | Телефонактиеболагет Л М Эрикссон (Пабл) | Идентификация ретрансляционных узлов в сети связи |
US9136997B2 (en) * | 2010-05-04 | 2015-09-15 | Qualcomm Incorporated | Methods and apparatuses for using channel state information reference signals |
KR101673308B1 (ko) | 2015-08-20 | 2016-11-07 | 현대자동차주식회사 | 블루투스 듀얼모드를 이용한 블루투스 자동 연결 방법 및 장치 |
-
2011
- 2011-05-31 US US13/149,766 patent/US8995465B2/en active Active
- 2011-06-01 EP EP11727022.3A patent/EP2577900B1/en active Active
- 2011-06-01 JP JP2013513333A patent/JP5650319B2/ja active Active
- 2011-06-01 ES ES11727022T patent/ES2760614T3/es active Active
- 2011-06-01 HU HUE11727022A patent/HUE046801T2/hu unknown
- 2011-06-01 KR KR1020157024689A patent/KR101754097B1/ko active IP Right Grant
- 2011-06-01 KR KR1020127034094A patent/KR20130031934A/ko not_active Application Discontinuation
- 2011-06-01 BR BR112012030448-8A patent/BR112012030448B1/pt active IP Right Grant
- 2011-06-01 CN CN201180026961.4A patent/CN102939734B/zh active Active
- 2011-06-01 WO PCT/US2011/038822 patent/WO2011153286A1/en active Application Filing
-
2014
- 2014-11-12 JP JP2014229982A patent/JP6158160B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
US20120134273A1 (en) | 2012-05-31 |
JP2013532427A (ja) | 2013-08-15 |
US8995465B2 (en) | 2015-03-31 |
BR112012030448B1 (pt) | 2021-11-16 |
CN102939734A (zh) | 2013-02-20 |
KR20150109493A (ko) | 2015-10-01 |
HUE046801T2 (hu) | 2020-03-30 |
JP2015073290A (ja) | 2015-04-16 |
KR101754097B1 (ko) | 2017-07-05 |
EP2577900B1 (en) | 2019-10-09 |
JP5650319B2 (ja) | 2015-01-07 |
EP2577900A1 (en) | 2013-04-10 |
ES2760614T3 (es) | 2020-05-14 |
WO2011153286A1 (en) | 2011-12-08 |
CN102939734B (zh) | 2016-04-27 |
JP6158160B2 (ja) | 2017-07-05 |
KR20130031934A (ko) | 2013-03-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
B15K | Others concerning applications: alteration of classification |
Free format text: A CLASSIFICACAO ANTERIOR ERA: H04L 5/00 Ipc: H04B 7/0413 (2017.01), H04B 7/14 (2006.01), H04L 5 |
|
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 01/06/2011, OBSERVADAS AS CONDICOES LEGAIS. PATENTE CONCEDIDA CONFORME ADI 5.529/DF, QUE DETERMINA A ALTERACAO DO PRAZO DE CONCESSAO. |