ES2882171T3 - Sistema y método para ajustar la longitud de prefijo cíclico - Google Patents

Sistema y método para ajustar la longitud de prefijo cíclico Download PDF

Info

Publication number
ES2882171T3
ES2882171T3 ES15860644T ES15860644T ES2882171T3 ES 2882171 T3 ES2882171 T3 ES 2882171T3 ES 15860644 T ES15860644 T ES 15860644T ES 15860644 T ES15860644 T ES 15860644T ES 2882171 T3 ES2882171 T3 ES 2882171T3
Authority
ES
Spain
Prior art keywords
cyclic prefix
length
station
scheduling information
frame
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.)
Active
Application number
ES15860644T
Other languages
English (en)
Spanish (es)
Inventor
Zhigang Rong
Yunsong Yang
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.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
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 Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Application granted granted Critical
Publication of ES2882171T3 publication Critical patent/ES2882171T3/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2647Arrangements specific to the receiver only
    • H04L27/2655Synchronisation arrangements
    • H04L27/2666Acquisition of further OFDM parameters, e.g. bandwidth, subcarrier spacing, or guard interval length
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413MIMO systems
    • H04B7/0452Multi-user MIMO systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2602Signal structure
    • H04L27/2605Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H04L27/2607Cyclic extensions
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2626Arrangements specific to the transmitter only
    • H04L27/2646Arrangements specific to the transmitter only using feedback from receiver for adjusting OFDM transmission parameters, e.g. transmission timing or guard interval length
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0003Two-dimensional division
    • H04L5/0005Time-frequency
    • H04L5/0007Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/12Wireless traffic scheduling
    • H04W72/1263Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1268Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W84/00Network topologies
    • H04W84/02Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10Small scale networks; Flat hierarchical networks
    • H04W84/12WLAN [Wireless Local Area Networks]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • H04W72/23Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
ES15860644T 2014-11-20 2015-11-11 Sistema y método para ajustar la longitud de prefijo cíclico Active ES2882171T3 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201462082234P 2014-11-20 2014-11-20
US14/869,411 US10749724B2 (en) 2014-11-20 2015-09-29 System and method for setting cyclic prefix length
PCT/CN2015/094304 WO2016078524A1 (en) 2014-11-20 2015-11-11 System and method for setting cyclic prefix length

Publications (1)

Publication Number Publication Date
ES2882171T3 true ES2882171T3 (es) 2021-12-01

Family

ID=56011315

Family Applications (2)

Application Number Title Priority Date Filing Date
ES15860644T Active ES2882171T3 (es) 2014-11-20 2015-11-11 Sistema y método para ajustar la longitud de prefijo cíclico
ES21165237T Active ES2936646T3 (es) 2014-11-20 2015-11-11 Sistema y método para establecer la longitud del prefijo cíclico

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES21165237T Active ES2936646T3 (es) 2014-11-20 2015-11-11 Sistema y método para establecer la longitud del prefijo cíclico

Country Status (8)

Country Link
US (2) US10749724B2 (https=)
EP (2) EP3860071B1 (https=)
JP (2) JP6482666B2 (https=)
KR (2) KR102205775B1 (https=)
CN (1) CN107251629B (https=)
ES (2) ES2882171T3 (https=)
PL (1) PL3213576T3 (https=)
WO (1) WO2016078524A1 (https=)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018074179A (ja) * 2015-03-11 2018-05-10 シャープ株式会社 無線受信装置、無線送信装置、通信方法および通信システム
JP6837994B2 (ja) * 2015-06-11 2021-03-03 ユー−ブロックス、アクチエンゲゼルシャフトu−blox AG モデム装置及び通信システム
US10797835B2 (en) 2016-02-15 2020-10-06 Telefonaktiebolaget Lm Ericsson (Publ) Receiver circuit and methods
PL3687104T3 (pl) * 2016-02-15 2022-07-18 Telefonaktiebolaget Lm Ericsson (Publ) Sposób i aparat do generowania sygnałów OFDM NB-IOT z niższą częstotliwością próbkowania
CN116170264A (zh) * 2016-03-03 2023-05-26 北京三星通信技术研究有限公司 基于滤波的信号发送、接收方法及相应的发射机与接收机
US10715372B2 (en) 2016-06-07 2020-07-14 Lg Electronics Inc. Method for obtaining information about cyclic prefix in wireless communication system and device for same
US10827447B2 (en) 2016-07-22 2020-11-03 Lg Electronics Inc. Method and device for transmitting uplink
US11050599B2 (en) * 2016-09-30 2021-06-29 Huawei Technologies Co., Ltd. Timing adjustment free solution to uplink synchronous operations
WO2018151446A1 (ko) * 2017-02-20 2018-08-23 엘지전자 주식회사 무선랜 시스템에서 웨이크업 패킷을 송신하는 방법 및 장치
WO2018155835A1 (ko) * 2017-02-26 2018-08-30 엘지전자 주식회사 무선랜 시스템에서 웨이크업 패킷을 송신하는 방법 및 장치
CN109831824B (zh) * 2017-11-23 2021-06-01 华为技术有限公司 用于上行捎带传输的方法、装置及系统
JP2021533592A (ja) * 2018-06-06 2021-12-02 ノキア テクノロジーズ オサケユイチア タイミングアドバンスを決定するための方法、デバイス、およびコンピュータ可読媒体
JP7584491B2 (ja) * 2019-07-11 2024-11-15 テレフオンアクチーボラゲット エルエム エリクソン(パブル) 協調ビームフォーミングのためのガードインターバル適応
US11528757B2 (en) * 2020-10-30 2022-12-13 Qualcomm Incorporated Dynamic cyclic prefix selection

Family Cites Families (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060176966A1 (en) 2005-02-07 2006-08-10 Stewart Kenneth A Variable cyclic prefix in mixed-mode wireless communication systems
JP4463723B2 (ja) 2005-04-28 2010-05-19 株式会社エヌ・ティ・ティ・ドコモ 送信機及び送信方法
US7480268B2 (en) 2005-07-28 2009-01-20 Symbol Technologies, Inc. System and method for multiprotocol wireless communication
CN101079688B (zh) 2006-05-23 2010-09-01 中兴通讯股份有限公司 一种正交频分复用系统中实现同步的方法
US20090125363A1 (en) 2007-10-22 2009-05-14 Nokia Siemens Networks Oy Method, apparatus and computer program for employing a frame structure in wireless communication
WO2009072171A1 (ja) 2007-12-03 2009-06-11 Fujitsu Limited Ofdm通信方法及びofdm通信装置
CN101640579B (zh) 2008-07-30 2013-05-08 电信科学技术研究院 自适应调制和编码方法、系统及装置
JP5260742B2 (ja) 2008-07-30 2013-08-14 チャイナ アカデミー オブ テレコミュニケーションズ テクノロジー 適応変調及び符号化方法、システム及び装置
US8867461B2 (en) * 2008-08-11 2014-10-21 Lg Electronics Inc. Method of transmitting or receiving uplink signals and equipment therefor
JP4465020B2 (ja) 2008-09-26 2010-05-19 株式会社エヌ・ティ・ティ・ドコモ 移動局及び無線基地局
CN101772170A (zh) * 2009-01-04 2010-07-07 中兴通讯股份有限公司 通信系统中的系统信息管理及传输方法
CN101790202B (zh) 2009-01-23 2013-07-10 电信科学技术研究院 一种循环前缀的配置方法、基站和终端
US20100329236A1 (en) 2009-06-26 2010-12-30 Qualcomm Incorporated Method and apparatus for multiple user uplink requiring minimal station timing and frequency synchronization
US8848624B2 (en) 2009-08-17 2014-09-30 Broadcom Corporation Multi-user uplink communications within multiple user, multiple access, and/or MIMO wireless communication systems
WO2011034386A2 (en) * 2009-09-19 2011-03-24 Samsung Electronics Co., Ltd. Apparatus and method for configuring frame structure in relay wireless communication system
US20120270535A1 (en) * 2009-12-17 2012-10-25 Texas Instruments Incorporated Implicit CSI Feedback for DL Multiuser MIMO Transmission
PL2659719T3 (pl) 2010-12-31 2017-02-28 Telefonaktiebolaget Lm Ericsson (Publ) Alokacja kanałów potwierdzeń do grup kanałów o zmiennych energiach transmisji
US9300511B2 (en) * 2011-01-05 2016-03-29 Qualcomm Incorporated Method and apparatus for improving throughput of 5 MHZ WLAN transmissions
US8565082B1 (en) 2011-03-25 2013-10-22 Sprint Spectrum L.P. Method and system for selecting cyclic prefix length based on access point load
US8422577B1 (en) * 2011-03-25 2013-04-16 Sprint Spectrum L.P. Method and system for selecting cyclic prefix length based on signal quality reports
US8792369B2 (en) 2011-05-02 2014-07-29 Broadcom Corporation Method for setting a mobile node specific cyclic prefix in a mobile communication
KR101405978B1 (ko) 2011-07-01 2014-06-12 엘지전자 주식회사 셀 측정 방법 및 단말
WO2013010247A1 (en) 2011-07-21 2013-01-24 Research In Motion Limited Dynamic cyclic prefix mode for uplink radio resource management
WO2013023093A2 (en) 2011-08-11 2013-02-14 Interdigital Patent Holdings, Inc. Multiple-input and multiple-ouptut (mimo) enhancement for backhaul relays
US9531573B2 (en) * 2012-04-09 2016-12-27 Samsung Electronics Co., Ltd. Methods and apparatus for cyclic prefix reduction in MMwave mobile communication systems
US8712331B2 (en) 2012-04-13 2014-04-29 Motorola Solutions, Inc. Methods and apparatus for mitigating interference between co-located collaborating radios
US8867638B2 (en) 2012-04-16 2014-10-21 Qualcomm Incorporated Variable-length cyclic prefixes in OFDM coaxial communications
WO2014069788A1 (ko) 2012-10-29 2014-05-08 엘지전자 주식회사 Tdd 송수신 방법 및 단말
EP2946508A1 (en) * 2013-01-21 2015-11-25 Telefonaktiebolaget LM Ericsson (PUBL) Method and arrangement for communication using a dynamic transmission parameter
WO2014182065A1 (ko) * 2013-05-07 2014-11-13 엘지전자 주식회사 데이터 유닛을 전송하는 방법 및 장치
US9184968B2 (en) * 2013-07-17 2015-11-10 Telefonaktiebolaget L M Ericsson (Publ) Apparatuses, methods, and computer program products for selecting a cyclic prefix length
US10135652B2 (en) 2013-10-24 2018-11-20 Futurewei Technologies, Inc. System and method for setting cyclic prefix length
JP2016535553A (ja) * 2013-10-29 2016-11-10 エルジー エレクトロニクス インコーポレイティド データ送信方法及びこれを利用した無線機器
EP3132583B1 (en) * 2014-04-16 2020-08-26 NXP USA, Inc. Signal field length indication in a high efficiency wireless local area network (wlan)
EP4297356A3 (en) * 2014-06-27 2024-03-27 Samsung Electronics Co., Ltd. Method and device for transmitting data
AU2015328533B2 (en) * 2014-10-08 2019-11-21 Atlas Global Technologies LLC. System and method for synchronization for OFDMA transmission
US9510311B2 (en) * 2014-10-09 2016-11-29 Qualcomm Incorporated Open-loop timing and cyclic prefixes in cellular internet of things communication
US10313082B2 (en) * 2014-10-27 2019-06-04 Lg Electronics Inc. Method for transmitting and receiving acknowledgment/negative-acknowledgment signal for uplink multi-user data in wireless LAN system and apparatus therefor

Also Published As

Publication number Publication date
EP3860071A1 (en) 2021-08-04
JP2018501705A (ja) 2018-01-18
WO2016078524A1 (en) 2016-05-26
EP3213576A4 (en) 2017-11-15
JP6884805B2 (ja) 2021-06-09
US11290315B2 (en) 2022-03-29
KR20200011600A (ko) 2020-02-03
US10749724B2 (en) 2020-08-18
KR102071564B1 (ko) 2020-01-30
KR102205775B1 (ko) 2021-01-20
JP2019083577A (ja) 2019-05-30
CN107251629B (zh) 2020-10-09
PL3213576T3 (pl) 2021-11-22
CN107251629A (zh) 2017-10-13
EP3213576A1 (en) 2017-09-06
US20200213175A1 (en) 2020-07-02
ES2936646T3 (es) 2023-03-21
KR20170085584A (ko) 2017-07-24
EP3213576B1 (en) 2021-05-19
EP3860071B1 (en) 2022-11-02
US20160149743A1 (en) 2016-05-26
JP6482666B2 (ja) 2019-03-13

Similar Documents

Publication Publication Date Title
ES2882171T3 (es) Sistema y método para ajustar la longitud de prefijo cíclico
US10135652B2 (en) System and method for setting cyclic prefix length
US10205573B2 (en) System and method for OFDMA PS-poll transmission
US10542557B2 (en) System and method for digital communications with interference avoidance
CN107432036B (zh) 上行多用户传输触发帧的发送方法、接入点和站点
EP3017614A1 (en) System and method for wlan ofdma design of uplink and downlink transmissions
US10050746B2 (en) System and method for orthogonal frequency division multiple access power-saving poll transmission
AU2015327446A1 (en) System and method for power control
US20170208617A1 (en) System and Method for Indicating Periodic Allocations