[go: up one dir, main page]

WO2011053070A3 - 다중 사용자 무선 통신 시스템에서 제어 및 훈련 심볼 전송 방법 - Google Patents

다중 사용자 무선 통신 시스템에서 제어 및 훈련 심볼 전송 방법 Download PDF

Info

Publication number
WO2011053070A3
WO2011053070A3 PCT/KR2010/007574 KR2010007574W WO2011053070A3 WO 2011053070 A3 WO2011053070 A3 WO 2011053070A3 KR 2010007574 W KR2010007574 W KR 2010007574W WO 2011053070 A3 WO2011053070 A3 WO 2011053070A3
Authority
WO
WIPO (PCT)
Prior art keywords
training symbols
wireless communication
communication system
user wireless
terminals
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.)
Ceased
Application number
PCT/KR2010/007574
Other languages
English (en)
French (fr)
Other versions
WO2011053070A2 (ko
Inventor
이유로
손정보
이석규
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Electronics and Telecommunications Research Institute ETRI
Original Assignee
Electronics and Telecommunications Research Institute ETRI
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
Priority claimed from KR1020100013612A external-priority patent/KR20110047946A/ko
Priority to EP16177778.4A priority Critical patent/EP3107329B1/en
Priority to EP20100827154 priority patent/EP2496010A4/en
Priority to PL16177778T priority patent/PL3107329T3/pl
Priority to EP20164185.9A priority patent/EP3691331B1/en
Priority to JP2012536699A priority patent/JP5380606B2/ja
Priority to CN201080060328.2A priority patent/CN102714815B/zh
Application filed by Electronics and Telecommunications Research Institute ETRI filed Critical Electronics and Telecommunications Research Institute ETRI
Publication of WO2011053070A2 publication Critical patent/WO2011053070A2/ko
Publication of WO2011053070A3 publication Critical patent/WO2011053070A3/ko
Priority to US13/458,993 priority patent/US8923261B2/en
Anticipated expiration legal-status Critical
Priority to US14/555,457 priority patent/US11006393B2/en
Priority to US17/314,067 priority patent/US11856578B2/en
Priority to US18/395,456 priority patent/US20240137936A1/en
Ceased legal-status Critical Current

Links

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
    • 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
    • H04L1/0028—Formatting
    • 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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/007—Unequal error protection
    • 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
    • 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
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • 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
    • H04L1/0006—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format
    • H04L1/0007—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format by modifying the frame length
    • 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
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0606—Space-frequency coding
    • 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
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0612—Space-time modulation
    • 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
    • H04L1/08—Arrangements for detecting or preventing errors in the information received by repeating transmission, e.g. Verdan system
    • 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
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • 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
    • H04L5/0058—Allocation criteria
    • H04L5/0073—Allocation arrangements that take into account other cell interferences
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0072—Error control for data other than payload data, e.g. control data
    • 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
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/06—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information
    • 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
    • H04W28/22—Negotiating communication rate
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
    • H04W80/04—Network layer protocols, e.g. mobile IP [Internet Protocol]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10—Small scale networks; Flat hierarchical networks
    • H04W84/12—WLAN [Wireless Local Area Networks]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Power Engineering (AREA)
  • Radio Transmission System (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)

Abstract

본 발명은 다중 사용자 무선 통신 시스템에서 전송 효율 향상을 위한 제어 및 훈련 심볼 전송 방법 및 장치에 대한 것이다. 본 발명의 일 실시 예에 따른 방법은, 다중 사용자 무선 통신 시스템에서 제어 및 훈련 심볼 전송 방법으로, 동시에 서로 다른 데이터를 각 단말들로 전송할 시 각 데이터들의 요구 전송률이 각 단말들에서 채널 추정을 통해 만족할 수 있는지를 판단하는 과정과, 상기 판단 결과 각 데이터의 요구 전송률이 만족되지 않는 경우 상기 제어 및 훈련 심볼을 시간, 주파수, 코드 영역의 조합을 이용하여 단말별로 구분할 수 있도록 데이터 프레임을 구성하여 각 단말별로 전송하는 과정을 포함한다.
PCT/KR2010/007574 2009-10-30 2010-10-30 다중 사용자 무선 통신 시스템에서 제어 및 훈련 심볼 전송 방법 Ceased WO2011053070A2 (ko)

Priority Applications (10)

Application Number Priority Date Filing Date Title
EP16177778.4A EP3107329B1 (en) 2009-10-30 2010-10-30 Method for transmitting control and training symbols in multi-user wireless communication system
EP20100827154 EP2496010A4 (en) 2009-10-30 2010-10-30 METHOD FOR TRANSMITTING CONTROL AND TRAINING SYMBOLS IN A WIRELESS MULTI-USER COMMUNICATION SYSTEM
PL16177778T PL3107329T3 (pl) 2009-10-30 2010-10-30 Sposób nadawania symboli kontrolnych i treningowych w systemie komunikacji bezprzewodowej obsługującym wielu użytkowników
EP20164185.9A EP3691331B1 (en) 2009-10-30 2010-10-30 Method for transmitting control and training symbols in multi-user wireless communication system
JP2012536699A JP5380606B2 (ja) 2009-10-30 2010-10-30 マルチユーザ無線通信システムにおける制御及びトレーニングシンボル送信方法
CN201080060328.2A CN102714815B (zh) 2009-10-30 2010-10-30 在多用户无线通信系统中传送控制和训练码元的方法
US13/458,993 US8923261B2 (en) 2009-10-30 2012-04-27 Method for transmitting control and training symbols in multi-user wireless communication system
US14/555,457 US11006393B2 (en) 2009-10-30 2014-11-26 Method for transmitting control and training symbols in multi-user wireless communication system
US17/314,067 US11856578B2 (en) 2009-10-30 2021-05-07 Method for transmitting control and training symbols in multi-user wireless communication system
US18/395,456 US20240137936A1 (en) 2009-10-30 2023-12-22 Method for transmitting control and training symbols in multi-user wireless communication system

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20090104616 2009-10-30
KR10-2009-0104616 2009-10-30
KR1020100013612A KR20110047946A (ko) 2009-10-30 2010-02-12 무선통신시스템에서 제어 및 훈련 심볼 전송 장치 및 방법
KR10-2010-0013612 2010-02-12

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US13/458,993 Continuation US8923261B2 (en) 2009-10-30 2012-04-27 Method for transmitting control and training symbols in multi-user wireless communication system

Publications (2)

Publication Number Publication Date
WO2011053070A2 WO2011053070A2 (ko) 2011-05-05
WO2011053070A3 true WO2011053070A3 (ko) 2011-09-01

Family

ID=43922893

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2010/007574 Ceased WO2011053070A2 (ko) 2009-10-30 2010-10-30 다중 사용자 무선 통신 시스템에서 제어 및 훈련 심볼 전송 방법

Country Status (8)

Country Link
US (4) US8923261B2 (ko)
EP (3) EP3691331B1 (ko)
JP (9) JP5380606B2 (ko)
KR (10) KR101790205B1 (ko)
CN (2) CN102714815B (ko)
ES (1) ES2809528T3 (ko)
PL (1) PL3107329T3 (ko)
WO (1) WO2011053070A2 (ko)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5251605B2 (ja) * 2009-03-02 2013-07-31 ソニー株式会社 通信装置、および利得制御方法
US8582418B2 (en) 2009-10-26 2013-11-12 Electronics And Telecommunications Research Institute Packet mode auto-detection in multi-mode wireless communication system, signal field transmission for the packet mode auto-detection, and gain control based on the packet mode
ES2809528T3 (es) * 2009-10-30 2021-03-04 Electronics & Telecommunications Res Inst Método para transmitir símbolos de control y entrenamiento en un sistema de comunicación inalámbrica multiusuario
KR20110082685A (ko) * 2010-01-12 2011-07-20 삼성전자주식회사 다중 사용자 다중 입출력 시스템의 프리엠블 생성 방법 및 상기 방법이 채용된 데이터 전송 장치와 단말
US8774222B2 (en) * 2011-02-10 2014-07-08 Electronics And Telecommunications Research Institute Method for generating and transmitting frame in a wireless local area network and apparatus for supporting the same
US9191923B2 (en) 2011-04-15 2015-11-17 Qualcomm Incorporated Systems and methods for range extension of wireless communication in sub gigahertz bands
US8824371B2 (en) * 2011-05-13 2014-09-02 Qualcomm Incorporated Systems and methods for wireless communication of packets having a plurality of formats
WO2013063574A1 (en) * 2011-10-27 2013-05-02 Marvell World Trade Ltd. Data unit format signalling for wireless local area networks (wlans)
WO2013091205A1 (en) * 2011-12-21 2013-06-27 France Telecom Research & Development Beijing Company Limited Downlink transmission in a mu-mimo system
WO2013122377A1 (ko) 2012-02-14 2013-08-22 엘지전자 주식회사 무선랜 시스템에서 데이터 유닛 전송 방법 및 이를 지원하는 장치
US9729285B2 (en) * 2013-06-13 2017-08-08 Avago Technologies General Ip (Singapore) Pte. Ltd Flexible OFDMA packet structure for wireless communications
US9439161B2 (en) * 2013-07-17 2016-09-06 Qualcomm Incorporated Physical layer design for uplink (UL) multiuser multiple-input, multiple-output (MU-MIMO) in wireless local area network (WLAN) systems
US10051640B2 (en) 2013-10-22 2018-08-14 Lg Electronics Inc. Method and device for preventing interference in overlapping service area
US9474073B2 (en) * 2013-10-31 2016-10-18 Qualcomm Incorporated Methods and apparatus for multiple user uplink bandwidth allocation
WO2015198145A1 (en) 2014-06-27 2015-12-30 Techflux, Ltd. Bandwidth signaling
EP3162015B1 (en) 2014-06-27 2021-08-11 Techflux Inc. Method and device for transmitting data unit
WO2016015447A1 (zh) 2014-07-31 2016-02-04 华为技术有限公司 一种传输设备和数据帧的传输方法
US10237753B2 (en) 2014-08-11 2019-03-19 Electronics And Telecommunications Research Institute Method for transmitting frame using selective beamforming and apparatus for performing the method
KR102131654B1 (ko) * 2014-08-25 2020-07-08 주식회사 윌러스표준기술연구소 무선 통신 방법 및 이를 이용한 무선 통신 단말
US20160065467A1 (en) * 2014-08-29 2016-03-03 Mediatek Inc. Configurable Signaling Field and its Indication
KR102144936B1 (ko) 2014-09-30 2020-08-14 한국전자통신연구원 무선랜 시스템에서의 무선 통신 방법 및 무선 통신 장치
KR102378134B1 (ko) 2014-10-08 2022-03-24 엘지전자 주식회사 무선랜 시스템에서 프레임 전송 방법
JP6430641B2 (ja) 2014-11-07 2018-11-28 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． 情報送信方法、アクセスポイントおよびユーザ装置
KR102511524B1 (ko) * 2015-02-04 2023-03-17 엘지전자 주식회사 무선 통신 시스템에서 다중 사용자 송수신을 위한 방법 및 이를 위한 장치
KR102511448B1 (ko) 2015-02-24 2023-03-17 니폰 덴신 덴와 가부시끼가이샤 무선 lan 기지국 장치 및 무선 lan 단말 장치
KR102433616B1 (ko) 2015-04-20 2022-08-18 주식회사 윌러스표준기술연구소 트레이닝 신호를 이용하는 무선 통신 방법 및 무선 통신 단말
CN107735994B (zh) * 2015-06-29 2020-11-10 韦勒斯标准与技术协会公司 与传统无线通信终端共存的无线通信方法和无线通信终端
EP3923531B1 (en) * 2016-02-04 2023-04-05 LG Electronics Inc. Method and apparatus for generating training signal by using predetermined binary sequence in wireless lan system
US10356784B2 (en) * 2016-06-14 2019-07-16 Lg Electronics Inc. Method and apparatus for constructing control field including information regarding resource unit in wireless local area network system
EP3629622B1 (en) 2017-06-20 2023-11-15 Sony Group Corporation Wireless communication device, communication system, and communication method
WO2019044486A1 (ja) * 2017-08-28 2019-03-07 ソニー株式会社 無線通信装置および方法、並びにプログラム
EP3695523A1 (en) 2017-10-09 2020-08-19 Telefonaktiebolaget LM Ericsson (PUBL) Interference mitigation in a communications network
CN113422744A (zh) * 2018-06-22 2021-09-21 华为技术有限公司 信道估计方法、装置以及通信系统
US20230114857A1 (en) * 2020-03-13 2023-04-13 Interdigital Patent Holdings, Inc. Methods, architectures, apparatuses and systems directed to physical layer signaling in a wireless local area network ("wlan") system
KR20230132343A (ko) 2022-03-08 2023-09-15 주식회사 마키나락스 개발환경을 제공하는 방법
KR102442577B1 (ko) 2022-03-08 2022-09-13 주식회사 마키나락스 개발환경을 제공하는 방법

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20090076966A (ko) * 2007-08-31 2009-07-13 후지쯔 가부시끼가이샤 무선 통신 시스템 및 무선 통신 방법
KR20090079480A (ko) * 2008-01-18 2009-07-22 삼성전자주식회사 다중사용자 다중안테나 시스템에서 채널 품질 추정을 위한장치 및 방법
KR20090105299A (ko) * 2008-04-02 2009-10-07 삼성전자주식회사 다중 입출력 무선통신 시스템에서 일반화된 아이겐 분석을이용한 빔포밍 장치 및 방법
KR20090110114A (ko) * 2008-04-17 2009-10-21 삼성전자주식회사 다중 입출력 무선통신 시스템에서 미드앰블을 이용한프리코딩 장치 및 방법

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8233462B2 (en) * 2003-10-15 2012-07-31 Qualcomm Incorporated High speed media access control and direct link protocol
JP2007537654A (ja) 2004-05-13 2007-12-20 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 無線システム用のマルチレート・パケット・アグリゲーションを有するスーパーフレーム・プロトコルパケットデータユニット・フォーマット
WO2005112355A1 (en) * 2004-05-13 2005-11-24 Koninklijke Philips Electronics N.V. Multiple receiver aggregation (mra) with different data rates for ieee 802.11n
CN1954553A (zh) * 2004-05-13 2007-04-25 皇家飞利浦电子股份有限公司 用于无线系统的具有多速率分组聚合的超帧协议分组数据单元格式
US20060153283A1 (en) * 2005-01-13 2006-07-13 Scharf Louis L Interference cancellation in adjoint operators for communication receivers
CN101253720B (zh) 2005-02-08 2011-10-05 高通股份有限公司 允许波束形成和旧式设备共存的无线消息前同步码
WO2006086493A1 (en) * 2005-02-09 2006-08-17 Agere Systems Inc. Method and apparatus for preamble training with shortened long training field in a multiple antenna communication system
WO2006105020A1 (en) 2005-03-25 2006-10-05 Dupont Air Products Nanomaterials Llc Dihydroxy enol compounds used in chemical mechanical polishing compositions having metal ion oxidizers
TW200644537A (en) 2005-06-09 2006-12-16 Samsung Electronics Co Ltd Method and apparatus for receiving data with down compatibility in high throughput wireless network
US7711061B2 (en) * 2005-08-24 2010-05-04 Broadcom Corporation Preamble formats supporting high-throughput MIMO WLAN and auto-detection
US8619658B2 (en) * 2005-09-21 2013-12-31 Interdigital Technology Corporation Method and apparatus for transmission management in a wireless communication system
US20070097930A1 (en) 2005-10-27 2007-05-03 Samsung Electronics Co., Ltd. Method of implementing the Multi-MCS-Multi-Receiver Aggregation'' scheme in IEEE 802.11n standard
US20070097911A1 (en) * 2005-10-31 2007-05-03 Samsung Electronics Co., Ltd. Unifying multi-MCS-multi-receiver aggregation (MMRA) and single-MCS-multi-receiver aggregation (SMRA) for IEEE 802.11n standard
US8787841B2 (en) 2006-06-27 2014-07-22 Qualcomm Incorporated Method and system for providing beamforming feedback in wireless communication systems
JP2008124832A (ja) * 2006-11-13 2008-05-29 Sharp Corp 基地局装置、移動局装置、無線通信システム、セルサーチ方法およびプログラム
US8054914B2 (en) * 2007-01-30 2011-11-08 Texas Instruments Incorporated Noise variance estimation
US7710939B2 (en) * 2007-02-06 2010-05-04 Samsung Electronics Co., Ltd. Method and system for power saving in wireless local area communication networks
EP3444969B1 (en) * 2007-03-22 2020-02-19 Marvell World Trade Ltd. Variable codebook for mimo system
US20090031185A1 (en) * 2007-07-23 2009-01-29 Texas Instruments Incorporated Hybrid arq systems and methods for packet-based networks
CN101355553A (zh) * 2007-07-25 2009-01-28 株式会社Ntt都科摩 基于无线网状网中的流量负载自适应地提高吞吐量的方法
KR20090013140A (ko) * 2007-07-31 2009-02-04 삼성전자주식회사 무선 통신 시스템에서 다수의 다중 입력 다중 출력 모드를지원하는 장치 및 방법
WO2009026695A1 (en) * 2007-08-27 2009-03-05 Nortel Networks Limited Communication system using mimo based network coding
KR101594545B1 (ko) * 2008-03-04 2016-02-26 코닌클리케 필립스 엔.브이. 다중 사용자 시스템들에서의 송신 설정들의 시그널링
CN101562476B (zh) * 2008-04-16 2013-02-27 中兴通讯股份有限公司 一种无线通信系统中控制信道的设计和发送方法
US20100046656A1 (en) * 2008-08-20 2010-02-25 Qualcomm Incorporated Preamble extensions
EP3487087B1 (en) * 2009-03-31 2022-03-23 Marvell Asia Pte, Ltd. System with sounding and steering protocols for wireless communications
US9655002B2 (en) * 2009-04-13 2017-05-16 Marvell World Trade Ltd. Physical layer frame format for WLAN
US8599804B2 (en) * 2009-08-07 2013-12-03 Broadcom Corporation Distributed signal field for communications within multiple user, multiple access, and/or MIMO wireless communications
US9503931B2 (en) * 2009-08-12 2016-11-22 Qualcomm Incorporated Enhancements to the MU-MIMO VHT preamble to enable mode detection
KR20110027533A (ko) 2009-09-09 2011-03-16 엘지전자 주식회사 다중 안테나 시스템에서 제어정보 전송 방법 및 장치
CN102577161B (zh) * 2009-10-23 2016-08-03 马维尔国际贸易有限公司 用于wlan的训练序列指示方法及装置
ES2809528T3 (es) 2009-10-30 2021-03-04 Electronics & Telecommunications Res Inst Método para transmitir símbolos de control y entrenamiento en un sistema de comunicación inalámbrica multiusuario

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20090076966A (ko) * 2007-08-31 2009-07-13 후지쯔 가부시끼가이샤 무선 통신 시스템 및 무선 통신 방법
KR20090079480A (ko) * 2008-01-18 2009-07-22 삼성전자주식회사 다중사용자 다중안테나 시스템에서 채널 품질 추정을 위한장치 및 방법
KR20090105299A (ko) * 2008-04-02 2009-10-07 삼성전자주식회사 다중 입출력 무선통신 시스템에서 일반화된 아이겐 분석을이용한 빔포밍 장치 및 방법
KR20090110114A (ko) * 2008-04-17 2009-10-21 삼성전자주식회사 다중 입출력 무선통신 시스템에서 미드앰블을 이용한프리코딩 장치 및 방법

Also Published As

Publication number Publication date
JP2013509795A (ja) 2013-03-14
JP2016007003A (ja) 2016-01-14
JP2021057912A (ja) 2021-04-08
KR20230031872A (ko) 2023-03-07
KR102618767B1 (ko) 2023-12-28
KR102275553B1 (ko) 2021-07-09
EP2496010A2 (en) 2012-09-05
ES2809528T3 (es) 2021-03-04
JP5380606B2 (ja) 2014-01-08
JP2019216465A (ja) 2019-12-19
JP6816229B2 (ja) 2021-01-20
CN102714815B (zh) 2017-11-03
EP3107329B1 (en) 2020-05-06
KR20110048018A (ko) 2011-05-09
US20150117429A1 (en) 2015-04-30
KR20170120542A (ko) 2017-10-31
JP7614161B2 (ja) 2025-01-15
JP6578399B2 (ja) 2019-09-18
CN107465488B (zh) 2021-07-13
WO2011053070A2 (ko) 2011-05-05
KR101911399B1 (ko) 2018-10-24
US20210266888A1 (en) 2021-08-26
US11856578B2 (en) 2023-12-26
EP3691331B1 (en) 2025-09-17
JP2016195409A (ja) 2016-11-17
KR102504695B1 (ko) 2023-02-28
KR20190110989A (ko) 2019-10-01
KR101824933B1 (ko) 2018-02-02
US20240137936A1 (en) 2024-04-25
US20120263158A1 (en) 2012-10-18
KR20240004162A (ko) 2024-01-11
KR20210087426A (ko) 2021-07-12
JP2018125866A (ja) 2018-08-09
CN107465488A (zh) 2017-12-12
KR102157149B1 (ko) 2020-09-17
JP7479276B2 (ja) 2024-05-08
KR102026989B1 (ko) 2019-09-30
JP2025019139A (ja) 2025-02-06
PL3107329T3 (pl) 2020-11-16
EP2496010A4 (en) 2013-11-06
KR101790205B1 (ko) 2017-10-25
JP6307558B2 (ja) 2018-04-04
KR20180116203A (ko) 2018-10-24
KR102348700B1 (ko) 2022-01-07
US11006393B2 (en) 2021-05-11
EP3691331A1 (en) 2020-08-05
KR102746820B1 (ko) 2024-12-26
US8923261B2 (en) 2014-12-30
JP2014033455A (ja) 2014-02-20
EP3107329A1 (en) 2016-12-21
KR20200107916A (ko) 2020-09-16
JP2023022191A (ja) 2023-02-14
KR20180012842A (ko) 2018-02-06
CN102714815A (zh) 2012-10-03
KR20220004780A (ko) 2022-01-11
JP5788944B2 (ja) 2015-10-07

Similar Documents

Publication Publication Date Title
WO2011053070A3 (ko) 다중 사용자 무선 통신 시스템에서 제어 및 훈련 심볼 전송 방법
WO2010151000A3 (en) Apparatus for transmitting and receiving data in a wireless communication system and method thereof
WO2012064117A3 (ko) 무선 통신 시스템에서 셀간 간섭 조정에 대한 하향링크 제어 채널의 송수신 방법 및 장치
WO2013015627A3 (en) Method of transmitting/receiving downlink control information and user equipment therefor in wireless access system
WO2012138097A3 (ko) 무선 통신 시스템에서 하향링크 제어 채널을 송수신하는 방법 및 장치
WO2012064100A3 (ko) 무선통신 시스템에서 전력상태보고를 전송하기 위한 방법 및 이를 위한 단말 장치
WO2011028078A3 (ko) 중계기 지원 무선 통신 시스템에서의 채널 상태 정보 피드백 방법 및 장치
WO2010093166A3 (ko) 다중안테나 전송을 위한 단말 동작
WO2011055940A3 (ko) 채널 품질 정보의 전송 방법 및 이를 위한 장치
WO2013022261A3 (en) Extension of physical downlink control channels in a communication system
IN2015KN00417A (ko)
WO2012036456A3 (ko) 상향링크 자원 할당을 위한 방법 및 장치
WO2010011104A3 (en) Method and apparatus of receiving data in wireless communication system
WO2011084014A3 (en) Apparatus and method for enabling low latency transmissions in the uplink of a communication system
WO2012067430A3 (ko) 제어 정보를 제공하는 방법 및 이를 위한 장치
WO2013015629A3 (ko) 무선통신시스템에서 제어정보 전송 방법 및 장치
WO2012105793A3 (en) Method of transmitting and receiving channel status information on multi-cell operation in a wireless communication system and apparatus for the same
WO2010013961A3 (en) Method and apparatus of monitoring pdcch in wireless communication system
WO2013043026A3 (ko) 상향링크 신호 전송방법 및 사용자기기와, 상향링크 신호 수신방법 및 기지국
WO2013162321A3 (ko) 신호 송수신 방법 및 이를 위한 장치
WO2010018979A3 (ko) 무선 통신 시스템에서 정보 전송 방법 및 장치
WO2011025278A3 (ko) 다중 사용자 mimo 전송을 지원하는 무선 통신 시스템에서 신호를 송수신하는 방법 및 장치
WO2010101345A3 (en) Signal transmission method and system for transmitting signal by using interference control method and/or transmission power control method
WO2012064079A3 (ko) 무선 통신 시스템에서 데이터 송수신 방법 및 이를 위한 장치
WO2011013977A3 (ko) 제어 정보를 전송하는 방법 및 이를 위한 장치

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 201080060328.2

Country of ref document: CN

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 10827154

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

WWE Wipo information: entry into national phase

Ref document number: 2012536699

Country of ref document: JP

REEP Request for entry into the european phase

Ref document number: 2010827154

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 2010827154

Country of ref document: EP