BR112012025327A2 - aparelho estação base, aparelho estação móvel e método de transmissão de sinal de referência - Google Patents

aparelho estação base, aparelho estação móvel e método de transmissão de sinal de referência

Info

Publication number
BR112012025327A2
BR112012025327A2 BR112012025327A BR112012025327A BR112012025327A2 BR 112012025327 A2 BR112012025327 A2 BR 112012025327A2 BR 112012025327 A BR112012025327 A BR 112012025327A BR 112012025327 A BR112012025327 A BR 112012025327A BR 112012025327 A2 BR112012025327 A2 BR 112012025327A2
Authority
BR
Brazil
Prior art keywords
station apparatus
base station
reference signal
transmission method
signal transmission
Prior art date
Application number
BR112012025327A
Other languages
English (en)
Inventor
Hiroyuki Ishii
Naoto Okubo
Tetsushi Abe
Yusuke Ohwatari
Original Assignee
Ntt Docomo 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 Ntt Docomo Inc filed Critical Ntt Docomo Inc
Publication of BR112012025327A2 publication Critical patent/BR112012025327A2/pt

Links

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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H04B17/24—Monitoring; Testing of receivers with feedback of measurements to the transmitter
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/04—Error control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/18—Negotiating wireless communication parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/38—TPC being performed in particular situations
    • H04W52/40—TPC being performed in particular situations during macro-diversity or soft handoff
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/241—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account channel quality metrics, e.g. SIR, SNR, CIR, Eb/lo

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Computer Security & Cryptography (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

aparelho estação base, aparelho estação móvel e método de transmissão de sinal de referência. a presente invenção é projetada para executar medição de cqi para células adjacentes se tornar os processos no terminal do usuário ue complexos. um aparelho estação base (enodeb nº1) proporcionado na célula de serviço possui aspectos de adquirir, a partir de um aparelho estação base (enodeb nº2) proporcionado em uma célula adjacente, o id de célula da célula adjacente, e a posição e potência de trasmissão da csi-rs, como parâmetros relacionados com a csi-rs da célula adjacente, gerando um sinal de difusão incluindo os parâmetros acima relacionados com a csi-rs, e transmitindo o sinal gerado para o terminal do usuário (ue).
BR112012025327A 2010-04-05 2011-04-05 aparelho estação base, aparelho estação móvel e método de transmissão de sinal de referência BR112012025327A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010087382 2010-04-05
PCT/JP2011/058643 WO2011126025A1 (ja) 2010-04-05 2011-04-05 基地局装置、移動局装置及び参照信号送信方法

Publications (1)

Publication Number Publication Date
BR112012025327A2 true BR112012025327A2 (pt) 2016-06-28

Family

ID=44762961

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012025327A BR112012025327A2 (pt) 2010-04-05 2011-04-05 aparelho estação base, aparelho estação móvel e método de transmissão de sinal de referência

Country Status (8)

Country Link
US (1) US9408085B2 (pt)
EP (1) EP2557834B1 (pt)
JP (1) JP5684237B2 (pt)
KR (1) KR20130023212A (pt)
CN (1) CN102934476B (pt)
BR (1) BR112012025327A2 (pt)
MX (1) MX2012011501A (pt)
WO (1) WO2011126025A1 (pt)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011115421A2 (en) * 2010-03-17 2011-09-22 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
CN102263723B (zh) * 2010-05-31 2013-09-25 中国移动通信集团公司 下行信道测量参考信号发送方法、装置和接收方法、装置
KR101727579B1 (ko) 2010-06-11 2017-04-17 삼성전자 주식회사 Ｃｓｉ－ｒｓ의 부분적 뮤팅을 이용하는 ｃｓｉ－ｒｓ 및 데이터 송수신 방법 및 장치
CN102404055B (zh) * 2010-09-10 2014-06-18 电信科学技术研究院 一种测量干扰的方法、系统和设备
JP5978566B2 (ja) * 2011-07-07 2016-08-24 ソニー株式会社 通信装置、通信方法および基地局
US8948090B2 (en) 2011-08-25 2015-02-03 Qualcomm Incorporated Multi-point PUCCH attachment
US9521603B2 (en) 2011-11-03 2016-12-13 Kyocera Corporation Communication control method, base station, and user terminal
US9509377B2 (en) * 2011-11-07 2016-11-29 Google Technology Holdings LLC Method and apparatus for rank adaptation in an orthogonal frequency division multiplexing communication system
JP5809530B2 (ja) * 2011-11-07 2015-11-11 株式会社Ｎｔｔドコモ 移動通信方法
US9042287B2 (en) * 2011-11-14 2015-05-26 Qualcomm Incorporated Methods and apparatus for improving network loading
CN103166734B (zh) * 2011-12-14 2017-08-25 华为技术有限公司 信道状态信息的获取方法及装置
CN103259583B (zh) 2012-02-20 2016-12-07 华为技术有限公司 传输数据的方法、用户设备和基站
EP2904727B1 (en) 2012-03-19 2019-06-12 Telefonaktiebolaget LM Ericsson (publ) Configuration of coordinated multipoint transmission hypotheses for channel state information reporting
US9179332B2 (en) 2012-03-19 2015-11-03 Telefonaktiebolaget L M Ericsson (Publ) Artificial interference injection for channel state information reporting
EP2828992B1 (en) * 2012-03-23 2018-03-14 Samsung Electronics Co., Ltd. Method and apparatus for measuring interference in wireless communication system
US9204317B2 (en) 2012-05-11 2015-12-01 Telefonaktiebolaget L M Ericsson (Publ) Methods and arrangements for CSI reporting
CN103391126B (zh) * 2012-05-11 2016-08-10 电信科学技术研究院 一种子带信道信息的周期反馈方法、装置及系统
WO2013167808A1 (en) * 2012-05-11 2013-11-14 Nokia Corporation Method for indication of reference symbol transmission power change in cellular network
WO2014007699A1 (en) 2012-07-04 2014-01-09 Telefonaktiebolaget L M Ericsson (Publ) Interference control in hetnet:s
CN103581997B (zh) * 2012-07-20 2017-07-28 华为技术有限公司 移动性管理的方法和设备
EP2896151A1 (en) * 2012-09-17 2015-07-22 Nokia Solutions and Networks Oy Estimation and feedback of csi reliability information
CN109246822A (zh) * 2012-09-24 2019-01-18 华为技术有限公司 传输广播消息的方法、基站和用户设备
US9276777B2 (en) * 2012-10-15 2016-03-01 Intel Deutschland Gmbh Method for determining feedback information and circuit to perform such method
WO2014077741A1 (en) * 2012-11-13 2014-05-22 Telefonaktiebolaget L M Ericsson (Publ) Transmission and reception of reference signals in wireless networks
CN103078714B (zh) * 2013-01-28 2016-03-30 复旦大学 一种基于协作决策和自适应功率分配的下行协作多点传输方法
US9271279B2 (en) * 2013-05-09 2016-02-23 Sharp Laboratories Of America, Inc. Channel state measurement and reporting
EP3020142B1 (en) * 2013-07-12 2019-02-13 Telefonaktiebolaget LM Ericsson (publ) Methods, network node, wireless device, computer programs and computer program products for assisting downlink interference estimation
EP3962168B1 (en) * 2013-08-22 2023-11-08 Honor Device Co., Ltd. Signal measurement method and apparatus
US10693623B2 (en) * 2014-01-31 2020-06-23 Apple Inc. Reference subframes for synchronization and cell measurements
US10819491B2 (en) * 2014-04-25 2020-10-27 Lg Electronics Inc. Method and device for channel state reporting
KR102301826B1 (ko) * 2014-08-27 2021-09-14 삼성전자 주식회사 무선 통신 시스템 및 그 시스템에서 간섭 조정을 위한 자원 관리 방법
CN106605435B (zh) 2014-09-02 2021-02-26 Lg 电子株式会社 无线通信系统中通过设备对设备终端的同步信号传输的方法和装置
CN106160948B (zh) 2015-04-20 2020-11-20 中兴通讯股份有限公司 信道质量指示cqi数量的确定方法及装置
EP4243329A3 (en) * 2016-05-11 2023-11-08 Mitsubishi Electric Corporation Communication system
CN108156614B (zh) 2016-12-05 2021-03-09 上海诺基亚贝尔股份有限公司 用于进行发送功率和传输速率的联合优化的通信方法和设备
EP4057562A1 (en) 2017-03-23 2022-09-14 Samsung Electronics Co., Ltd. Method and apparatus for measurement configuration of different reference signals and cell measurement report mechanism
JP2018191335A (ja) * 2018-08-06 2018-11-29 株式会社Ｎｔｔドコモ ユーザ端末

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007259358A (ja) * 2006-03-24 2007-10-04 Toshiba Corp 無線通信システムとその無線通信端末
GB2459434A (en) * 2008-03-31 2009-10-28 Vodafone Plc Configuration of access points in a telecommunications network
US8340605B2 (en) * 2008-08-06 2012-12-25 Qualcomm Incorporated Coordinated transmissions between cells of a base station in a wireless communications system
JP2010087382A (ja) 2008-10-02 2010-04-15 Fuji Xerox Co Ltd 圧電トランス、電源装置および電源装置の製造方法
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
KR101754970B1 (ko) * 2010-01-12 2017-07-06 삼성전자주식회사 무선 통신 시스템의 채널 상태 측정 기준신호 처리 장치 및 방법
WO2011115421A2 (en) * 2010-03-17 2011-09-22 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
US8681651B2 (en) * 2010-11-05 2014-03-25 Qualcomm Incorporated Reference signal reception and channel state information determination for multiple nodes in a wireless communication network
US20120113961A1 (en) * 2010-11-08 2012-05-10 Motorola Mobility, Inc. Interference Measurements in Enhanced Inter-Cell Interference Coordination Capable Wireless Terminals
EP3522579B1 (en) * 2011-02-14 2021-02-03 Huawei Technologies Co., Ltd. Control channel transmission and reception method and system
US9794955B2 (en) * 2011-08-15 2017-10-17 Texas Instruments Incorporated Configuration of CSI-RS for CoMP feedback
US9215058B2 (en) * 2012-03-06 2015-12-15 Blackberry Limited Enhanced PHICH transmission for LTE-advanced

Also Published As

Publication number Publication date
WO2011126025A1 (ja) 2011-10-13
KR20130023212A (ko) 2013-03-07
US9408085B2 (en) 2016-08-02
CN102934476A (zh) 2013-02-13
JP5684237B2 (ja) 2015-03-11
EP2557834B1 (en) 2018-03-21
EP2557834A4 (en) 2017-07-19
EP2557834A1 (en) 2013-02-13
MX2012011501A (es) 2012-11-29
CN102934476B (zh) 2016-07-06
JPWO2011126025A1 (ja) 2013-07-11
US20130077518A1 (en) 2013-03-28

Similar Documents

Publication Publication Date Title
BR112012025327A2 (pt) aparelho estação base, aparelho estação móvel e método de transmissão de sinal de referência
BR112013017450A2 (pt) aparelho de estação rádio base, aparelho de terminal móvel e método de comunicação de rádio
IN2013CN08748A (pt)
WO2012099389A3 (ko) 무선 통신 시스템에서 셀 간 간섭 전력량을 효율적으로 제어하는 방법 및 장치
BRPI1016053A8 (pt) Método e aparelho de comunicação
WO2012115421A3 (en) Method of efficiently reporting user equipment transmission power and apparatus thereof
WO2012115414A3 (en) Method and apparatus for saving power of user equipment in wireless communication system
IN2014CN03645A (pt)
IN2014CN04285A (pt)
MX2015008002A (es) Metodo y dispositivo para realizar comunicacion grupal utilizando comunicacion directa entre terminales en sistema de comunicacion inalambrico.
EP2636250A4 (en) SYSTEM AND METHOD FOR MANAGING MOBILITY OF USER EQUIPMENT IN A HETEROGENEOUS NETWORK
WO2011093605A3 (ko) 위치기반서비스를 위한 상향링크 신호 전송방법 및 사용자기기와, 상향링크 신호를 이용한 사용자기기의 위치측정방법 및 기지국
WO2011122833A3 (en) Method and apparatus for measurement for inter-cell interference coordination in radio communication system
MX2016004513A (es) Monitoreo de radioenlace.
WO2012060602A3 (ko) 셀간 간섭 조정 방법 및 장치
WO2012044019A3 (en) Inter-cell interference coordination in a wireless communication system
MX2013015137A (es) Dispositivo de comunicacion y metodo de comunicacion.
WO2012138090A3 (ko) 무선 통신 시스템에서 핸드오버를 수행하는 방법 및 이를 위한 장치
MX2012003132A (es) Metodo de retroalimentacion de informacion y equipo de usuario.
MX2012003923A (es) Metodo de comunicacion movil, estacion movil y estacion de base de radio.
EA201290738A1 (ru) Устройство мобильной станции, устройство базовой станции, система беспроводной связи, способ управления связью, программа управления связью и процессор
WO2011096692A3 (en) Apparatus and method of reporting measurement result in wireless communication system
GB2482827A (en) Method of performing measurement of terminal with applying cell type specific offset in wireless communication system
MX2015000150A (es) Señal informativa de asistencia a equipo de usuario en una red inalambrica.
MX344411B (es) Metodo y aparato para indicacion de coexistencia en dispositivo.

Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 9A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2560 DE 28/01/2020.