BR112020006598A2 - sinal de referência de rastreamento de fase - Google Patents

sinal de referência de rastreamento de fase Download PDF

Info

Publication number
BR112020006598A2
BR112020006598A2 BR112020006598-6A BR112020006598A BR112020006598A2 BR 112020006598 A2 BR112020006598 A2 BR 112020006598A2 BR 112020006598 A BR112020006598 A BR 112020006598A BR 112020006598 A2 BR112020006598 A2 BR 112020006598A2
Authority
BR
Brazil
Prior art keywords
samples
sequence
sample
symbol
dft
Prior art date
Application number
BR112020006598-6A
Other languages
English (en)
Portuguese (pt)
Inventor
Tianyang BAI
Juergen Cezanne
Sundar Subramanian
Junyi Li
Original Assignee
Qualcomm Incorporated
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 Incorporated filed Critical Qualcomm Incorporated
Publication of BR112020006598A2 publication Critical patent/BR112020006598A2/pt

Links

Classifications

    • 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
    • H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • 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
    • H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
    • H04L1/0086—Unequal error protection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • 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
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
    • 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
    • H04L25/0212—Channel estimation of impulse response
    • 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
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H04L27/26134—Pilot insertion in the transmitter chain, e.g. pilot overlapping with data, insertion in time or frequency domain
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H04L27/2634—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation
    • H04L27/2636—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation with FFT or DFT modulators, e.g. standard single-carrier frequency-division multiple access [SC-FDMA] transmitter or DFT spread orthogonal frequency division multiplexing [DFT-SOFDM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H04L27/2644—Modulators with oversampling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2657—Carrier synchronisation
    • H04L27/266—Fine or fractional frequency offset determination and synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2668—Details of algorithms
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2675—Pilot or known symbols
    • 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
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT the frequencies being arranged in component carriers
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/0035—Synchronisation arrangements detecting errors in frequency or phase
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
BR112020006598-6A 2017-10-11 2018-09-18 sinal de referência de rastreamento de fase BR112020006598A2 (pt)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201762571138P 2017-10-11 2017-10-11
US62/571,138 2017-10-11
US201762588110P 2017-11-17 2017-11-17
US62/588,110 2017-11-17
US15/975,112 US10715369B2 (en) 2017-10-11 2018-05-09 Phase tracking reference signal
US15/975,112 2018-05-09
PCT/US2018/051531 WO2019074633A1 (en) 2017-10-11 2018-09-18 PHASE TRACKING REFERENCE SIGNAL

Publications (1)

Publication Number Publication Date
BR112020006598A2 true BR112020006598A2 (pt) 2020-10-06

Family

ID=65993573

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112020006598-6A BR112020006598A2 (pt) 2017-10-11 2018-09-18 sinal de referência de rastreamento de fase

Country Status (9)

Country Link
US (1) US10715369B2 (enExample)
EP (1) EP3695547B1 (enExample)
JP (2) JP7200239B2 (enExample)
KR (1) KR102278511B1 (enExample)
CN (1) CN111194536B (enExample)
BR (1) BR112020006598A2 (enExample)
CA (1) CA3075394C (enExample)
TW (1) TWI745619B (enExample)
WO (1) WO2019074633A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10439663B2 (en) * 2016-04-06 2019-10-08 Qualcomm Incorporated Methods and apparatus for phase noise estimation in data symbols for millimeter wave communications
CN108288984B (zh) * 2017-01-09 2022-05-10 华为技术有限公司 一种参数指示及确定方法和接收端设备及发射端设备
US10715369B2 (en) * 2017-10-11 2020-07-14 Qualcomm Incorporated Phase tracking reference signal
CN110855593B (zh) * 2019-10-29 2021-01-15 北京邮电大学 一种单码循环移位多址接入系统的下行链路通信方法
CN116075746A (zh) * 2020-07-31 2023-05-05 欧盟由欧盟委员会为代表 用于检测全球导航卫星系统信号欺骗的计算机实现的方法、数据处理设备、计算机程序产品和计算机可读存储介质
US11616617B2 (en) * 2020-11-16 2023-03-28 Jaihyung Cho Method for transmitting reference signal for positioning and apparatus for the same
CN112953660B (zh) * 2021-01-26 2022-08-05 电子科技大学 一种稳健的信道状态信息csi相位校准方法
CN113839900B (zh) * 2021-10-09 2024-06-07 上海东软载波微电子有限公司 载波频偏估计方法及装置、计算机可读存储介质
US12309727B2 (en) * 2022-02-08 2025-05-20 Qualcomm Incorporated Techniques for rate matching order for orthogonal time frequency space multiplexing
WO2025194604A1 (en) * 2024-03-21 2025-09-25 Huawei Technologies Co., Ltd. Methods, apparatus, and systems for frequency-division multiplexing of discrete fourier transform-spread signals

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7385617B2 (en) * 2003-05-07 2008-06-10 Illinois Institute Of Technology Methods for multi-user broadband wireless channel estimation
US8261169B2 (en) * 2006-05-19 2012-09-04 Panasonic Corporation Wireless communication apparatus and wireless communication method
WO2011001226A1 (en) * 2009-06-29 2011-01-06 Freescale Semiconductor, Inc. Integrated circuit with channel estimation module and method therefor
US9531573B2 (en) * 2012-04-09 2016-12-27 Samsung Electronics Co., Ltd. Methods and apparatus for cyclic prefix reduction in MMwave mobile communication systems
US9538517B2 (en) 2012-06-27 2017-01-03 Telefonaktiebolaget Lm Ericsson (Publ) User equipment supporting communication in a multicarrier radio communication system and a method therein for receiving information
WO2014154294A1 (en) * 2013-03-28 2014-10-02 Telefonaktiebolaget L M Ericsson (Publ) A phase reference symbol format for ofdm phase synchronization
TW201700906A (zh) * 2015-04-23 2017-01-01 葛萊兒明尼蘇達股份有限公司 自動填充關斷閥
US10135596B2 (en) * 2016-01-20 2018-11-20 Qualcomm Incorporated Narrow band ACK / NACK transmissions
US10103868B2 (en) * 2016-04-05 2018-10-16 Qualcomm Incorporated Narrow band synchronization signal transmission and detection
CN108737058B (zh) * 2017-01-06 2019-07-12 华为技术有限公司 一种参考信号的配置方法、装置及系统
US10447513B2 (en) * 2017-01-06 2019-10-15 National Instruments Corporation Common phase error (CPE) compensation for frequency division multiplex (FDM) symbols in wireless communication systems
US20180227035A1 (en) * 2017-02-09 2018-08-09 Yu-Hsin Cheng Method and apparatus for robust beam acquisition
US10715369B2 (en) * 2017-10-11 2020-07-14 Qualcomm Incorporated Phase tracking reference signal

Also Published As

Publication number Publication date
TW201924260A (zh) 2019-06-16
TWI745619B (zh) 2021-11-11
JP2020537421A (ja) 2020-12-17
EP3695547C0 (en) 2024-08-14
CA3075394C (en) 2023-05-23
JP7200239B2 (ja) 2023-01-06
US20190109749A1 (en) 2019-04-11
EP3695547B1 (en) 2024-08-14
EP3695547A1 (en) 2020-08-19
CN111194536A (zh) 2020-05-22
CN111194536B (zh) 2022-10-28
CA3075394A1 (en) 2019-04-18
JP2022046566A (ja) 2022-03-23
US10715369B2 (en) 2020-07-14
KR102278511B1 (ko) 2021-07-15
WO2019074633A1 (en) 2019-04-18
KR20200063156A (ko) 2020-06-04

Similar Documents

Publication Publication Date Title
US10897326B2 (en) Sharing a single coreset bandwidth across multiple user equipments
KR102278511B1 (ko) 위상 추적 기준 신호
US11259300B2 (en) Time-division multiplexing transmission time intervals within a subframe or slot for MMW scheduling
BR112020006610A2 (pt) métodos e aparelho para retroalimentação de dispositivo a dispositivo
US9948481B1 (en) Uplink voice and video enhancements
BR112020010315A2 (pt) regra de prioridade para colisões de repetição de sinal
JP2019517746A (ja) 同期チャネルおよびブロードキャストチャネルのリソース選択による仮説の伝達
BR112019003001B1 (pt) Rotação de fase para geração de sinal em banda para transmissão de banda estreita
BR112020010511A2 (pt) geração de sinal de referência com o uso de sequências-base de baixa razão de potência de pico a média
CA3034932C (en) Uplink voice and video enhancements
BR112019017790B1 (pt) Método e aparelho para comunicação sem fio para um equipamento de usuário e memória relacionada
BR112018074504B1 (pt) Multiplexação por divisão de tempo de canais de sincronização
BR112018074484B1 (pt) Método de comunicação sem fio por uma estação base e estação base relacionada, método de comunicação sem fio por um equipamento de usuário e equipamento de usuário relacionado e mémória legível por computador
BR112018074846B1 (pt) Projeto rach para comunicações formadas por feixes
BR112018074499B1 (pt) Método de comunicação sem fio e uma estação base relacionada, método de comunicação sem fio e um equipamento de usuário relacionado e memória
BR112019008248B1 (pt) Aparelho e equipamento de usuário para comunicação sem fio, métodos relacionados e memória legível por computador
BR112019019321B1 (pt) Solicitação de programação para uma ou mais transmissões de uplink usando comunicações de banda estreita
BR112018071419B1 (pt) Medição de canal de banda estreita com base em sinal de referência de feixe e relatório de cqi
BR112019003037B1 (pt) Declaração de quase co-localização entre múltiplas portas de antena
BR112018071387B1 (pt) Método de comunicação sem fio através de um equipamento de usuário, método de comunicação sem fio através de uma estação base, equipamento de usuário e estação base
BR112018070876B1 (pt) Sistema e método para solicitação de ajuste de feixe
BR112018071406B1 (pt) Medição de canal de banda estreita baseado em sinal de referência de feixe e relatório cqi
BR112018070382B1 (pt) Indicação de início e parada de símbolos de pdsch e pusch através do pdcch
BR112018001427B1 (pt) Método e aparelho para comunicação sem fio e memória legível por computador
BR112017019849B1 (pt) Aprimoramento de programação para espectro de frequência compartilhada baseada em contenção empregando programação de portadora cruzada de enlace ascendente

Legal Events

Date Code Title Description
B350 Update of information on the portal [chapter 15.35 patent gazette]