CN112491761B - 用于窄带物联网（nb-iot）的数据传输方案的方法和装置 - Google Patents

用于窄带物联网（nb-iot）的数据传输方案的方法和装置 Download PDF

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CN112491761B
CN112491761B CN202011318392.8A CN202011318392A CN112491761B CN 112491761 B CN112491761 B CN 112491761B CN 202011318392 A CN202011318392 A CN 202011318392A CN 112491761 B CN112491761 B CN 112491761B
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iot
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CN112491761A (zh
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P·加尔
徐浩
陈万士
X·王
A·里科-阿尔瓦里尼奥
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Qualcomm Inc
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Qualcomm Inc
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    • 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
    • H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
    • H04L25/03866—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using scrambling
    • 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
    • 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
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • 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
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0684—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission using different training sequences per antenna
    • 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
    • H04L25/023—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols
    • H04L25/0232—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols by interpolation between sounding 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
    • H04L5/0001—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
    • H04L5/0044—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/068—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission using space frequency diversity
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/70—Services for machine-to-machine communication [M2M] or machine type communication [MTC]
    • 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]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/042—Public Land Mobile systems, e.g. cellular systems

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Communication Control (AREA)
  • Radio Transmission System (AREA)
CN202011318392.8A 2016-01-07 2016-12-13 用于窄带物联网（nb-iot）的数据传输方案的方法和装置 Active CN112491761B (zh)

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Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
US201662276219P 2016-01-07 2016-01-07
US62/276,219 2016-01-07
US201662280590P 2016-01-19 2016-01-19
US62/280,590 2016-01-19
US201662292194P 2016-02-05 2016-02-05
US62/292,194 2016-02-05
US15/376,490 2016-12-12
US15/376,490 US11212141B2 (en) 2016-01-07 2016-12-12 Methods and apparatus for a data transmission scheme for Narrow-Band Internet of Things (NB-IoT)
CN202011318392.8A CN112491761B (zh) 2016-01-07 2016-12-13 用于窄带物联网（nb-iot）的数据传输方案的方法和装置
CN201680078076.3A CN108476113B (zh) 2016-01-07 2016-12-13 用于窄带物联网(nb-iot)的数据传输方案的方法和装置
PCT/US2016/066298 WO2017119992A2 (en) 2016-01-07 2016-12-13 Methods and apparatus for a data transmission scheme for narrow-band internet of things (nb-iot)

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CN201680078076.3A Active CN108476113B (zh) 2016-01-07 2016-12-13 用于窄带物联网(nb-iot)的数据传输方案的方法和装置

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CN (2) CN112491761B (enExample)
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WO (1) WO2017119992A2 (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170142615A1 (en) * 2015-11-18 2017-05-18 Prakash Bhalerao Method and apparatus for communicating additional narrowband traffic over an existing 4g/lte network
WO2017117812A1 (zh) * 2016-01-08 2017-07-13 华为技术有限公司 信息发送方法、装置和系统
US10750504B2 (en) * 2016-02-04 2020-08-18 Telefonaktiebolaget Lm Ericsson (Publ) Narrowband service deployment in wideband carrier guard-band
EP3417550B1 (en) * 2016-02-15 2020-06-03 Telefonaktiebolaget LM Ericsson (publ) Adaptive beam selection in a wireless communication system
CN107196734A (zh) * 2016-03-15 2017-09-22 株式会社Ntt都科摩 主信息块生成方法、主信息块处理方法、基站及移动台
US10608770B2 (en) * 2017-03-23 2020-03-31 Qualcomm Incorporated Techniques and apparatuses for channel processing backwards compatibility
KR102437642B1 (ko) 2017-08-18 2022-08-30 삼성전자주식회사 무선 통신 시스템에서 상향링크 전송을 스케줄링하기 위한 장치 및 방법
US10356802B2 (en) 2017-12-20 2019-07-16 Industrial Technology Research Institute Base station and scheduling method of uplink resource unit
CN111492705A (zh) 2017-12-22 2020-08-04 瑞典爱立信有限公司 用于共享资源的方法和设备
CN108024226A (zh) * 2018-01-04 2018-05-11 李江成 一种基于NB-IoT的低功耗无线传感数据采集装置、系统及方法
US10869268B2 (en) * 2018-01-19 2020-12-15 Mediatek Inc. NR power saving enhancements
WO2020028510A1 (en) * 2018-08-01 2020-02-06 Intel Corporation Narrowband reference signal transmission for measurement and synchronization
KR102353062B1 (ko) 2018-09-03 2022-01-19 주식회사 엘지에너지솔루션 분리막 기재가 없는 이차전지용 분리막
MX2021003503A (es) * 2018-09-25 2021-10-13 Hughes Network Systems Llc Transporte eficiente de trafico del internet de las cosas (iot) en redes inalambricas terrestres y satelitales.
KR102066977B1 (ko) 2018-12-26 2020-01-15 우송대학교산학협력단 NB-IoT망을 이용한 IoT 시스템 및 이의 시간 동기화 방법
KR102751536B1 (ko) 2019-06-07 2025-01-07 삼성전자주식회사 전자 장치 및 그 시스템
CN110689696A (zh) * 2019-08-29 2020-01-14 湖北民族大学 基于NB-IoT模块的森林火灾救援系统及救援方法
CN112004205A (zh) * 2020-08-25 2020-11-27 惠州市智源物联科技有限公司 一种基于窄带物联网的工业数据采集系统及采集方法
CN113395346A (zh) * 2021-06-11 2021-09-14 徐涛 一种基于nb-iot的局域网抄表系统
CN117255351A (zh) * 2022-06-10 2023-12-19 中兴通讯股份有限公司 窄带物联网的部署方法、装置、电子设备及存储介质
CN119316844B (zh) * 2024-10-14 2025-07-15 西安电子科技大学 基于uav的空对地混合通信方法、装置和通信系统

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102598537A (zh) * 2009-09-07 2012-07-18 Lg电子株式会社 在无线通信系统中发送/接收参考信号的方法和装置
CN103621030A (zh) * 2011-07-15 2014-03-05 松下电器产业株式会社 信号加扰方法、使用该方法的发送点装置和用户设备
CN104054286A (zh) * 2012-01-19 2014-09-17 松下电器（美国）知识产权公司 参考信号加扰方法、使用该方法的装置和用户设备
CN104885497A (zh) * 2012-11-14 2015-09-02 Lg电子株式会社 用于监视下行控制信道的方法和装置

Family Cites Families (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2001260750B2 (en) 2000-05-25 2004-03-25 Samsung Electronics Co., Ltd Apparatus and method for transmission diversity using more than two antennas
US7428424B2 (en) * 2000-10-04 2008-09-23 Samsung Electronics Co., Ltd. Apparatus and method for power control of downlink shared channel in mobile communication system
JP3956085B2 (ja) * 2000-12-20 2007-08-08 日本電気株式会社 送信回路
JP4785377B2 (ja) * 2004-12-14 2011-10-05 株式会社エヌ・ティ・ティ・ドコモ 無線回線制御局、移動通信システム及び移動通信方法
JP2007300217A (ja) * 2006-04-27 2007-11-15 Toshiba Corp Ｏｆｄｍ信号の送信方法、ｏｆｄｍ送信機及びｏｆｄｍ受信機
JP4722995B2 (ja) * 2006-04-28 2011-07-13 三菱電機株式会社 無線通信装置
US8290088B2 (en) * 2007-08-07 2012-10-16 Research In Motion Limited Detecting the number of transmit antennas in a base station
US8369450B2 (en) * 2007-08-07 2013-02-05 Samsung Electronics Co., Ltd. Pilot boosting and traffic to pilot ratio estimation in a wireless communication system
US8509291B2 (en) * 2008-02-08 2013-08-13 Qualcomm Incorporated Open-loop transmit diversity schemes with four transmit antennas
US8743841B2 (en) * 2008-04-25 2014-06-03 Sharp Kabushiki Kaisha Mobile station apparatus and mobile communication method using respective feedback schemes for transmission of multiple pre-coding indicators
ATE484119T1 (de) * 2008-08-01 2010-10-15 Panasonic Corp Ressourcenblockzuordnung für wiederholte symbole
WO2010103989A1 (ja) * 2009-03-10 2010-09-16 シャープ株式会社 無線通信システム、無線送信装置および無線送信装置の制御プログラム
EP2442471A4 (en) * 2009-06-12 2017-08-02 Mitsubishi Electric Corporation Communication apparatus
US8300587B2 (en) * 2009-08-17 2012-10-30 Nokia Corporation Initialization of reference signal scrambling
CN104270808B (zh) * 2009-10-02 2018-02-16 交互数字专利控股公司 对上行链路中的多天线传输进行发射功率控制的方法和wtru
WO2011052220A1 (ja) * 2009-10-30 2011-05-05 パナソニック株式会社 無線送信装置及び参照信号送信方法
US9407409B2 (en) * 2010-02-23 2016-08-02 Qualcomm Incorporated Channel state information reference signals
WO2012151064A2 (en) * 2011-05-02 2012-11-08 Research In Motion Limted Methods and system of wireless communication with remote radio heads
WO2013010305A1 (en) * 2011-07-15 2013-01-24 Panasonic Corporation Method of scrambling signals, transmission point device and user equipment using the method
US9014111B2 (en) * 2011-08-10 2015-04-21 Industrial Technology Research Institute Multi-block radio access method and transmitter module and receiver module using the same
US9084242B2 (en) * 2011-08-15 2015-07-14 Texas Instruments Incorporated On transparency of CoMP
US9509417B2 (en) * 2011-10-13 2016-11-29 Lg Electronics Inc. Method in which a terminal transceives a signal in a wireless communication system and apparatus for same
CN102413090B (zh) * 2011-11-04 2014-10-22 电信科学技术研究院 一种传输信息的方法、系统和设备
PL2792096T3 (pl) * 2012-01-13 2016-12-30 Sposób generowania i transmitowania sygnałów odniesienia demodulacji
JP5744238B2 (ja) 2012-01-18 2015-07-08 京セラ株式会社 無線通信装置および無線通信方法
KR20130130593A (ko) * 2012-05-22 2013-12-02 삼성전자주식회사 분산 안테나를 사용하는 복수 개의 기지국을 포함하는 무선통신 시스템에서 기준 신호 측정 방법 및 장치
JP5990793B2 (ja) * 2012-06-07 2016-09-14 シャープ株式会社 端末装置、基地局装置、通信方法および集積回路
US8787225B2 (en) * 2012-07-11 2014-07-22 Blackberry Limited Phase-rotated reference signals for multiple antennas
WO2014019181A1 (zh) * 2012-08-01 2014-02-06 华为技术有限公司 一种控制信道传输方法及装置
US9155089B2 (en) * 2012-08-10 2015-10-06 Qualcomm Incorporated Cell ID and antenna port configurations for EPDCCH
CN108833066A (zh) * 2012-09-29 2018-11-16 索尼公司 基站设备、终端设备及通信系统
WO2014123317A1 (ko) 2013-02-07 2014-08-14 엘지전자 주식회사 무선 통신 시스템에서 채널 및 간섭 측정 방법
JP6151108B2 (ja) * 2013-06-28 2017-06-21 株式会社Ｎｔｔドコモ 無線基地局、ユーザ端末及び参照信号送信方法
CN105519029B (zh) * 2013-12-31 2019-09-06 展讯通信（上海）有限公司 Ofdm通信系统及信号收发方法与装置
JP2015201804A (ja) * 2014-04-10 2015-11-12 富士通株式会社 受信装置、受信方法、送信装置、送信方法、及び、無線通信システム
CN108964732B (zh) * 2015-03-27 2019-11-19 华为技术有限公司 获取波束标识的方法、装置和存储介质
KR102424359B1 (ko) * 2015-07-22 2022-07-22 삼성전자주식회사 셀룰러 시스템에서 IoT 운영 방법 및 그 시스템
US10574419B2 (en) * 2015-08-12 2020-02-25 Apple Inc. Configuration of non-UE-specific search space for M-PDCCH
WO2017039374A1 (en) * 2015-09-02 2017-03-09 Lg Electronics Inc. Method and apparatus for performing random access procedure in nb-iot carrier in wireless communication system
US20180317231A1 (en) * 2015-10-02 2018-11-01 Telefonaktiebolaget Lm Ericsson (Publ) Narrowband Carrier Searching
US11121744B2 (en) * 2015-11-04 2021-09-14 Lg Electronics Inc. Method for transmitting and receiving downlink data in wireless communication system, and apparatus therefor
US11159355B2 (en) * 2015-11-06 2021-10-26 Apple Inc. Synchronization signal design for narrowband Internet of Things communications
WO2017075829A1 (zh) * 2015-11-06 2017-05-11 华为技术有限公司 一种上下行载频间隔指示、获得方法及装置
US10104651B2 (en) * 2015-12-17 2018-10-16 Mediatek Inc. Physical downlink control channel design for narrow band internet of things
CN112911582B (zh) * 2015-12-29 2022-05-10 华为技术有限公司 用于随机接入的方法和装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102598537A (zh) * 2009-09-07 2012-07-18 Lg电子株式会社 在无线通信系统中发送/接收参考信号的方法和装置
CN103621030A (zh) * 2011-07-15 2014-03-05 松下电器产业株式会社 信号加扰方法、使用该方法的发送点装置和用户设备
CN104054286A (zh) * 2012-01-19 2014-09-17 松下电器（美国）知识产权公司 参考信号加扰方法、使用该方法的装置和用户设备
CN104885497A (zh) * 2012-11-14 2015-09-02 Lg电子株式会社 用于监视下行控制信道的方法和装置

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JP2019503138A (ja) 2019-01-31
CN108476113B (zh) 2022-09-02
CN108476113A (zh) 2018-08-31
KR102637584B1 (ko) 2024-02-15
TW202044782A (zh) 2020-12-01
US11212141B2 (en) 2021-12-28
JP7431892B2 (ja) 2024-02-15
TWI784300B (zh) 2022-11-21
WO2017119992A2 (en) 2017-07-13
JP7094883B2 (ja) 2022-07-04
EP3400668A2 (en) 2018-11-14
EP3767867A1 (en) 2021-01-20
TW201733284A (zh) 2017-09-16
KR102611210B1 (ko) 2023-12-06
TWI713319B (zh) 2020-12-11
US20170201393A1 (en) 2017-07-13
KR20180104608A (ko) 2018-09-21
WO2017119992A3 (en) 2017-10-26
US20220094573A1 (en) 2022-03-24
KR20230066487A (ko) 2023-05-15
CN112491761A (zh) 2021-03-12
JP2022126784A (ja) 2022-08-30

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