BR112013000246A2 - protocolo de retorno de informação de estado de canal (csi) para múltiplas entradas e múltiplas saídas de multiusuários (mu-mino) - Google Patents

protocolo de retorno de informação de estado de canal (csi) para múltiplas entradas e múltiplas saídas de multiusuários (mu-mino)

Info

Publication number
BR112013000246A2
BR112013000246A2 BR112013000246A BR112013000246A BR112013000246A2 BR 112013000246 A2 BR112013000246 A2 BR 112013000246A2 BR 112013000246 A BR112013000246 A BR 112013000246A BR 112013000246 A BR112013000246 A BR 112013000246A BR 112013000246 A2 BR112013000246 A2 BR 112013000246A2
Authority
BR
Brazil
Prior art keywords
csi
state information
channel state
multiuser
mino
Prior art date
Application number
BR112013000246A
Other languages
English (en)
Inventor
Hemanth Sampath
Maarten Menzo Wentink
Santosh Paul Abraham
Simone Merlin
Vincent Knowles Jones Iv
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of BR112013000246A2 publication Critical patent/BR112013000246A2/pt

Links

Classifications

    • 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
    • H04L25/0226—Channel estimation using sounding signals sounding signals per se
    • 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
    • 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
    • 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
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/1607—Details of the supervisory signal
    • H04L1/1671—Details of the supervisory signal the supervisory signal being transmitted together with control information
    • 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
    • H04L25/0222—Estimation of channel variability, e.g. coherence bandwidth, coherence time, fading frequency
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03426—Arrangements for removing intersymbol interference characterised by the type of transmission transmission using multiple-input and multiple-output channels
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03777—Arrangements for removing intersymbol interference characterised by the signalling
    • H04L2025/03802—Signalling on the reverse channel
    • 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
    • H04L25/0204—Channel estimation of multiple channels
    • 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
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03343—Arrangements at the transmitter end
    • 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
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • 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
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)

Abstract

protocolo de retorno de informação de estado de canal (csi) para múltiplas entradas e múltiplas saídas de multiusuários (mu-mino). certos aspectos da presente descrição provêem técnicas e aparelhos para utilizar retorno de informações de estado de canal (csi) para transmissão de múltipla entrada e múltipla saída de multiusuário (mu-mimo). para alguns aspectos, um método de comunicações sem fio em geral, inclui a geração de um quadro de sequenciamento e transmissão do quadro de sequencialmento gerado. o quadro de sequenciamento inclui, tipicamente, primeira informação para que identifique um grupo de um ou mais aparelhos e segunda informação que indica se cada um dos aparelhos do grupo é para determinar pelo menos uma característica de um canal. para outros aspectos, um método de comunicações sem fio em geral, inclui receber uma solicitação recebida, um pacote utilizando agregação de quadro, em que dois ou mais quadros são transmitidos em uma única transmissão utilizando um único cabeçalho.
BR112013000246A 2010-07-07 2011-07-07 protocolo de retorno de informação de estado de canal (csi) para múltiplas entradas e múltiplas saídas de multiusuários (mu-mino) BR112013000246A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US36195210P 2010-07-07 2010-07-07
US13/176,947 US9742590B2 (en) 2010-07-07 2011-07-06 Channel state information (CSI) feedback protocol for multiuser multiple input, multiple output (MU-MIMO)
PCT/US2011/043260 WO2012006472A2 (en) 2010-07-07 2011-07-07 Channel state information (csi) feedback protocol for multiuser multiple input, multiple output (mu-mimo)

Publications (1)

Publication Number Publication Date
BR112013000246A2 true BR112013000246A2 (pt) 2016-05-24

Family

ID=44584619

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112013000246A BR112013000246A2 (pt) 2010-07-07 2011-07-07 protocolo de retorno de informação de estado de canal (csi) para múltiplas entradas e múltiplas saídas de multiusuários (mu-mino)

Country Status (7)

Country Link
US (1) US9742590B2 (pt)
EP (3) EP2685688A1 (pt)
JP (3) JP5607248B2 (pt)
KR (5) KR20150065919A (pt)
CN (2) CN102971998A (pt)
BR (1) BR112013000246A2 (pt)
WO (1) WO2012006472A2 (pt)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011059248A2 (ko) * 2009-11-12 2011-05-19 엘지전자 주식회사 무선랜 시스템에서의 mu-mimo 전송방법
US8976877B2 (en) 2010-09-24 2015-03-10 Intel Corporation Techniques for multi-user MIMO sounding in wireless networks
EP2732560B1 (en) * 2011-07-13 2016-02-10 Huawei Technologies Co., Ltd. Method for transmission in a wireless communication system
MX336517B (es) * 2012-02-05 2016-01-22 Lg Electronics Inc Metodo y aparato para el acceso al canal a traves de tramas de paquetes de datos nulos en sistema lan inalambrico.
MX2015005166A (es) * 2012-10-26 2016-02-09 Interdigital Patent Holdings Metodos de la capa fisica para multiples puntos de acceso uniformes de una red wlan.
US10555286B2 (en) 2013-07-30 2020-02-04 Qualcomm Incorporated Uplink control information (UCI) transmission with bundling considerations
WO2015172098A1 (en) * 2014-05-09 2015-11-12 Interdigital Patent Holdings, Inc. Method and system for sounding and channel selection
WO2015180026A1 (en) * 2014-05-26 2015-12-03 Nec Corporation Methods and devices for transmitting/receiving long term channel state information in wireless communication networks
US9503911B2 (en) * 2014-07-24 2016-11-22 Huawei Technologies Co., Ltd. System and method for coordinated beamforming for overlapping basic service set in WLAN
US9628999B2 (en) 2014-07-24 2017-04-18 Huawei Technologies Co., Ltd. System and methods for enabling coordinated beamforming in overlapping basic service set in WLAN
US10390328B2 (en) 2014-12-05 2019-08-20 Marvell World Trade Ltd. Beamforming training in orthogonal frequency division multiple access (OFDMA) communication systems
EP3228041B8 (en) 2014-12-05 2020-03-11 NXP USA, Inc. Trigger frame format for orthogonal frequency division multiple access (ofdma) communication
US11212647B2 (en) * 2015-01-12 2021-12-28 Qualcomm Incorporated Location reporting of a wireless device
US10075873B2 (en) * 2015-03-02 2018-09-11 Qualcomm Incorporated Methods and apparatus for channel state information sounding and feedback
US9788317B2 (en) 2015-03-30 2017-10-10 Intel IP Corporation Access point (AP), user station (STA) and method for channel sounding using sounding trigger frames
EP3281484B1 (en) 2015-04-09 2021-03-24 NXP USA, Inc. Contention-based orthogonal frequency division multiple access (ofdma) communication
CA2990966C (en) 2015-07-02 2020-10-27 Huawei Technologies Co., Ltd. Method, access point, and station for transmitting channel state information
EP4255097A3 (en) 2015-09-09 2023-11-01 Sony Group Corporation Communications device and communications method
US9882693B2 (en) * 2015-09-10 2018-01-30 Qualcomm, Incorporated Short training time for MIMO systems
US10742285B1 (en) * 2015-11-13 2020-08-11 Marvell International Ltd. Explicit multiuser beamforming training in a wireless local area network
US10200097B2 (en) * 2016-03-28 2019-02-05 Qualcomm Incorporated Enhanced antenna array training
US20170303328A1 (en) * 2016-04-15 2017-10-19 Intel IP Corporation Antenna weight vector group identification for wireless communication
US20170373789A1 (en) * 2016-06-27 2017-12-28 Qualcomm Incorporated Communication mode selection
CN107592580B (zh) * 2016-07-08 2020-12-25 上海诺基亚贝尔股份有限公司 光通信方法和装置
EP3297376B1 (en) * 2016-09-14 2020-08-05 Nokia Technologies Oy Allocation of resources for a renewed wireless channel estimation depending on validity of current estimation
ES2934361T3 (es) 2017-05-09 2023-02-21 Kind Pharmaceutical Derivados de indolizina y aplicación de los mismos en medicina
US11394441B2 (en) * 2018-05-04 2022-07-19 On Semiconductor Connectivity Solutions, Inc. Beamformer solicited sounding
US11700152B2 (en) * 2020-02-06 2023-07-11 Qualcomm Incorporated Sounding for radio-frequency (RF) sensing
US12107649B2 (en) * 2020-12-16 2024-10-01 Mediatek Inc. Noise filtering of channel-state information in wireless communication
CN113381950B (zh) * 2021-04-25 2022-11-25 清华大学 基于网络聚合策略的高效mimo信道反馈方法及装置

Family Cites Families (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7046651B2 (en) 2003-04-04 2006-05-16 Nokia Corporation System topologies for optimum capacity transmission over wireless local area networks
US7933255B2 (en) 2003-04-07 2011-04-26 Bellow Bellows Llc Multi-antenna wireless data processing system
CN100542131C (zh) * 2003-06-18 2009-09-16 日本电信电话株式会社 无线分组通信方法以及无线分组通信装置
US7460524B2 (en) 2003-12-07 2008-12-02 Lucent Technologies Inc. Method of frame aggregation
WO2006041673A2 (en) 2004-10-08 2006-04-20 Interdigital Technology Corporation Wireless local area network medium access control extensions for station power efficiency and resource management
JP2006173867A (ja) 2004-12-14 2006-06-29 Matsushita Electric Ind Co Ltd 無線通信装置
JP2006191279A (ja) * 2005-01-05 2006-07-20 Matsushita Electric Ind Co Ltd 無線通信装置
US7542454B2 (en) * 2005-01-21 2009-06-02 Intel Corporation MIMO channel feedback protocols
US8830846B2 (en) 2005-04-04 2014-09-09 Interdigital Technology Corporation Method and system for improving responsiveness in exchanging frames in a wireless local area network
US8706048B2 (en) * 2006-07-14 2014-04-22 Broadcom Corporation Method and system for explicit feedback with sounding packet for wireless local area networks (WLAN)
US8619658B2 (en) 2005-09-21 2013-12-31 Interdigital Technology Corporation Method and apparatus for transmission management in a wireless communication system
US8649362B2 (en) 2005-11-02 2014-02-11 Texas Instruments Incorporated Methods for determining the location of control channels in the uplink of communication systems
US8200164B2 (en) * 2005-12-01 2012-06-12 Intel Corporation Wireless communication system, associated methods and data structures
US20070171933A1 (en) * 2006-01-23 2007-07-26 Interdigital Technology Corporation Medium access control and physical layer headers for high throughput data in wlan systems
US7720030B2 (en) * 2006-02-28 2010-05-18 Intel Corporation Techniques for explicit feedback delay measurement
US20070258384A1 (en) * 2006-03-03 2007-11-08 Interdigital Technology Corporation Method and system for enhanced basic service set transition for a high throughput wireless local area network
CN101305525A (zh) 2006-03-30 2008-11-12 三菱电机研究实验室 利用不同的探测帧在mimo无线局域网中进行的天线/波束选择训练
US7804800B2 (en) 2006-03-31 2010-09-28 Intel Corporation Efficient training schemes for MIMO based wireless networks
JP4775288B2 (ja) * 2006-04-27 2011-09-21 ソニー株式会社 無線通信システム、無線通信装置及び無線通信方法
US8542589B2 (en) 2006-06-05 2013-09-24 Qualcomm Incorporated Method and apparatus for providing beamforming feedback in wireless communication systems
US8787841B2 (en) * 2006-06-27 2014-07-22 Qualcomm Incorporated Method and system for providing beamforming feedback in wireless communication systems
US8300563B2 (en) 2006-09-29 2012-10-30 Intel Corporation Aggregated transmission in WLAN systems with FEC MPDUs
EP2461638B1 (en) 2006-10-23 2014-12-03 InterDigital Technology Corporation method and apparatus for sending and receiving channel quality indicators
CN101548488B (zh) 2006-12-07 2012-10-24 三菱电机株式会社 无线通信系统、无线终端站、无线基站以及无线通信方法
EP2127457B1 (en) 2006-12-27 2012-09-05 Telefonaktiebolaget LM Ericsson (publ) Link adaptation in a wireless telecommunications system
JP2009010628A (ja) 2007-06-27 2009-01-15 Toshiba Corp 無線通信装置及び無線通信方法
US8842606B2 (en) 2007-08-31 2014-09-23 Koninklijke Philips N.V. Enhanced multi-user transmission
JP2009088649A (ja) 2007-09-27 2009-04-23 Toshiba Corp 無線通信装置、無線通信装置の制御方法および無線通信装置の制御プログラム
CN101453286B (zh) * 2007-12-07 2011-04-20 中兴通讯股份有限公司 一种多媒体广播系统中数字音频复用传输的方法
JP2009147786A (ja) 2007-12-17 2009-07-02 Nec Corp 通信装置、データフレームの送信制御方法及びプログラム
CN104135343B (zh) 2008-01-25 2018-02-06 华为技术有限公司 基站设备和方法
US8553659B2 (en) 2008-03-12 2013-10-08 Broadcom Corporation Method and system for optimal beamforming in wireless networks
US8462765B2 (en) 2008-08-20 2013-06-11 Qualcomm Incorporated Method and apparatus to perform ranging operations for wireless stations
JP5385392B2 (ja) 2008-08-26 2014-01-08 マーベル ワールド トレード リミテッド セクタスイーピングによるビーム形成
WO2010118383A1 (en) * 2009-04-10 2010-10-14 Marvell World Trade Ltd. Signaling for multi-dimension wireless resource allocation
US8526351B2 (en) * 2009-06-05 2013-09-03 Broadcom Corporation Channel characterization and training within multiple user, multiple access, and/or MIMO wireless communications
US9048895B2 (en) * 2009-06-05 2015-06-02 Broadcom Corporation Multi-user null data packet (MU-NDP) sounding within multiple user, multiple access, and/or MIMO wireless
US8811200B2 (en) 2009-09-22 2014-08-19 Qualcomm Incorporated Physical layer metrics to support adaptive station-dependent channel state information feedback rate in multi-user communication systems
KR101746733B1 (ko) * 2009-12-02 2017-06-13 마벨 월드 트레이드 리미티드 복수의 스테이션을 사운딩하는 방법 및 장치
US8675575B2 (en) * 2009-12-23 2014-03-18 Intel Corporation Scheduling mechanisms for media access control protection and channel sounding
US20120327882A1 (en) 2010-03-04 2012-12-27 Electronics Telecommunications Research Institute Base station, mobile station, mimo feedback receiving method, and mimo feedback transmitting method
WO2011108898A2 (ko) 2010-03-04 2011-09-09 한국전자통신연구원 기지국, 이동국, 다중 입력 다중 출력 피드백 수신 방법, 및 다중 입력 다중 출력 피드백 전송 방법

Also Published As

Publication number Publication date
KR20150092343A (ko) 2015-08-12
KR20150065919A (ko) 2015-06-15
JP5607248B2 (ja) 2014-10-15
KR20140041955A (ko) 2014-04-04
US20120176921A1 (en) 2012-07-12
KR20130037239A (ko) 2013-04-15
JP2014222919A (ja) 2014-11-27
EP2685688A1 (en) 2014-01-15
KR20140042935A (ko) 2014-04-07
EP2591580A2 (en) 2013-05-15
KR101521183B1 (ko) 2015-05-19
US9742590B2 (en) 2017-08-22
WO2012006472A3 (en) 2012-04-19
EP2685687A1 (en) 2014-01-15
WO2012006472A2 (en) 2012-01-12
EP2685687B1 (en) 2016-03-30
CN102971998A (zh) 2013-03-13
CN104717037A (zh) 2015-06-17
JP2013535879A (ja) 2013-09-12
JP2014222920A (ja) 2014-11-27

Similar Documents

Publication Publication Date Title
BR112013000246A2 (pt) protocolo de retorno de informação de estado de canal (csi) para múltiplas entradas e múltiplas saídas de multiusuários (mu-mino)
TR201906365T4 (tr) Yukarı bağlantı güç kontrol yöntemi, ağ düğümü ve sistemi.
EP3917062A3 (en) Methods and apparatus for managing control and data transmissions for low cost user equipments
EP3975609A3 (en) Interference measurement in wireless networks
BR112014015388A2 (pt) equipamento de usuário e nó de rede de rádio, e métodos dos mesmos
MX2015008607A (es) Sistemas y metodos para tener acceso a una red.
BR112015006977A2 (pt) sistema de comunicações para configuração de informação de estado de canal
WO2013003218A3 (en) Method and apparatus for enhancing downlink control information transmission
WO2012173425A3 (en) Extension of physical downlink control signaling in a communication system
BR112013006487A2 (pt) dispositivo, sistema e método de comunicação sem fio de múltiplas entradas, múltiplas saídas de multíplos usuários
BR112016014127A2 (pt) Canal e medição de interferência em redes lte/lte-a incluindo espectro sem licença
MY174530A (en) Method to identify and differentiate background traffic
MX2019000038A (es) Aparato de transmision, aparato de recepcion y metodo de procesamiento de se?al de los mismos.
WO2011087280A3 (en) Method for generating preamble in multi-user multi-input multi-output system, and data transmission apparatus and user terminal using the method
EP3614612A3 (en) System and method for wireless communications measurements and csi feedback
EP4404486A3 (en) Method and apparatus for transmitting acknowledgements in response to received frames
WO2012115432A3 (en) Method for transmitting and receiving packet for multi user in wireless local area network and apparatus for the same
MX351085B (es) Metodo y dispositivo para realizar comunicacion grupal utilizando comunicacion directa entre terminales en sistema de comunicacion inalambrico.
MX344423B (es) Reducir informacion complementaria asociada a la transferencia de paquetes pequeños de datos.
BR112014016170A8 (pt) decodificação com base em dm-rs utilizando temporização com base em csi-rs
IN2014DN06684A (pt)
WO2011105815A3 (en) A method and an apparatus for session routing in home network system
RU2012143721A (ru) Системы и способы комплектации блоков ресурсов в системе беспроводной связи
MX2016003789A (es) Metodo de planificacion semi-persistente y equipo de usuario.
BR112013020655A8 (pt) Método de realimentação de mu-cqi em um sistema de comunicação, dispositivo de ponto de transmissão e equipamento de usuário

Legal Events

Date Code Title Description
B08F Application fees: application dismissed [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]