KR20180035799A - 감소된 샘플링 레이트를 갖는 협대역 동작 - Google Patents

감소된 샘플링 레이트를 갖는 협대역 동작 Download PDF

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Publication number
KR20180035799A
KR20180035799A KR1020187002049A KR20187002049A KR20180035799A KR 20180035799 A KR20180035799 A KR 20180035799A KR 1020187002049 A KR1020187002049 A KR 1020187002049A KR 20187002049 A KR20187002049 A KR 20187002049A KR 20180035799 A KR20180035799 A KR 20180035799A
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KR
South Korea
Prior art keywords
sampling rate
samples
cyclic prefix
symbol
system bandwidth
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KR1020187002049A
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English (en)
Korean (ko)
Inventor
징 레이
하오 수
용빈 웨이
두르가 프라사드 말라디
피터 갈
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퀄컴 인코포레이티드
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Publication of KR20180035799A publication Critical patent/KR20180035799A/ko
Withdrawn legal-status Critical Current

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    • 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
    • H04L27/26265—Arrangements for sidelobes suppression specially adapted to multicarrier systems, e.g. spectral precoding
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/06—Non-recursive filters
    • H03H17/0621—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing
    • H03H17/0635—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies
    • H03H17/065—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • 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
    • H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
    • H04L1/0017—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy where the mode-switching is based on Quality of Service requirement
    • H04L1/0018—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy where the mode-switching is based on Quality of Service requirement based on latency requirement
    • 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
    • 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
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H04L27/2607—Cyclic extensions
    • 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
    • H04L27/2628—Inverse Fourier transform modulators, e.g. inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators
    • 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
    • H04L27/2649—Demodulators
    • H04L27/265—Fourier transform demodulators, e.g. fast Fourier transform [FFT] or discrete Fourier transform [DFT] demodulators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/02—Capturing of monitoring data
    • H04L43/028—Capturing of monitoring data by filtering
    • 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]

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
KR1020187002049A 2015-07-27 2016-07-19 감소된 샘플링 레이트를 갖는 협대역 동작 Withdrawn KR20180035799A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562197563P 2015-07-27 2015-07-27
US62/197,563 2015-07-27
US15/212,595 US10341042B2 (en) 2015-07-27 2016-07-18 Narrowband operation with reduced sampling rate
US15/212,595 2016-07-18
PCT/US2016/042890 WO2017019371A1 (en) 2015-07-27 2016-07-19 Narrowband operation with reduced sampling rate

Publications (1)

Publication Number Publication Date
KR20180035799A true KR20180035799A (ko) 2018-04-06

Family

ID=57883247

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020187002049A Withdrawn KR20180035799A (ko) 2015-07-27 2016-07-19 감소된 샘플링 레이트를 갖는 협대역 동작

Country Status (7)

Country Link
US (1) US10341042B2 (OSRAM)
EP (1) EP3329647A1 (OSRAM)
JP (1) JP2018523939A (OSRAM)
KR (1) KR20180035799A (OSRAM)
CN (1) CN107925646B (OSRAM)
BR (1) BR112018001546A2 (OSRAM)
WO (1) WO2017019371A1 (OSRAM)

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EP3417547B1 (en) * 2016-02-15 2020-04-29 Telefonaktiebolaget LM Ericsson (PUBL) Method and apparatus for generating nb-iot ofdm signals with a lower sampling rate
US10536316B2 (en) * 2016-02-15 2020-01-14 Telefonaktiebolaget Lm Ericsson (Publ) NB-IoT receiver operating at minimum sampling rate
DK3417546T3 (da) 2016-02-15 2021-05-31 Ericsson Telefon Ab L M Modtagerkredsløb og fremgangsmåder
EP3417660A1 (en) 2016-02-15 2018-12-26 Telefonaktiebolaget LM Ericsson (PUBL) Downlink time tracking in a nb-lot device with reduced sampling rate
US10771297B2 (en) * 2016-03-11 2020-09-08 Orange Method and device for multi-service transmission with FC-OFDM modulation and corresponding receiver
CN108289325B (zh) * 2017-01-09 2022-03-01 中兴通讯股份有限公司 上行和下行传输对齐的方法及装置
US10985856B2 (en) * 2017-02-03 2021-04-20 Telefonaktiebolaget Lm Ericsson (Publ) Multiple numerologies in a wireless communication system
US10560294B2 (en) * 2017-02-21 2020-02-11 Qualcomm Incorporated Methods and apparatus for transmission and reception with partial allocation in orthogonal frequency division multiple access/single-carrier frequency division multiple access systems
CN109379306B (zh) * 2017-08-11 2021-10-15 中兴通讯股份有限公司 一种接收信号的处理方法及装置
US11153781B2 (en) * 2018-08-24 2021-10-19 Qualcomm Incorporated Variable cyclic prefix (CP) within a transmission slot in millimeter wave band
WO2020160554A1 (en) * 2019-02-01 2020-08-06 Apple Inc. On the frame structure design for single carrier waveform
GB202012610D0 (en) 2020-08-13 2020-09-30 British Telecomm Monitoring network connections

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US6928062B2 (en) * 2002-10-29 2005-08-09 Qualcomm, Incorporated Uplink pilot and signaling transmission in wireless communication systems
US8484272B2 (en) * 2004-08-20 2013-07-09 Qualcomm Incorporated Unified pulse shaping for multi-carrier and single-carrier waveforms
US9042461B2 (en) * 2005-03-10 2015-05-26 Qualcomm Incorporated Efficient employment of digital upsampling using IFFT in OFDM systems for simpler analog filtering
ATE524875T1 (de) * 2006-01-24 2011-09-15 Harman Becker Automotive Sys Abtastratenumsetzung
US20080039133A1 (en) * 2006-08-08 2008-02-14 Nortel Networks Limited Method and system for wireless communication in multiple operating environments
US7881398B2 (en) * 2006-08-21 2011-02-01 Agere Systems Inc. FFT numerology for an OFDM transmission system
CN100589471C (zh) * 2006-09-07 2010-02-10 中兴通讯股份有限公司 一种无线信号成帧的循环前缀参数设置方法
EP2266214B1 (en) 2008-03-28 2012-11-07 Huawei Technologies Co., Ltd. Reduction of out-of-band emitted power
WO2010003370A1 (en) * 2008-07-07 2010-01-14 Mediatek Inc. Methods for transceiving data in multi-band orthogonal frequency division multiple access communications system and communications apparatuses utilizing the same
KR101199400B1 (ko) * 2008-07-08 2012-11-12 엘지전자 주식회사 캐리어 집합 생성 방법 및 캐리어 집합 정보 전송방법
JP2010041687A (ja) 2008-08-08 2010-02-18 Fujitsu Ltd 無線通信装置および無線通信制御方法
WO2011117673A1 (en) * 2010-03-22 2011-09-29 Tanee Demeechai Preamble structure for time-frequency acquisition in ofdm systems with multiple strong narrowband interference
JP5847525B2 (ja) * 2011-10-11 2016-01-27 株式会社Ｎｔｔドコモ 無線通信端末、基地局装置、無線通信システム及び無線通信方法
KR20150114987A (ko) * 2013-02-05 2015-10-13 인터디지탈 패튼 홀딩스, 인크 펄스형 직교 주파수 분할 멀티플렉싱
US9112544B2 (en) * 2013-11-27 2015-08-18 Freescale Semiconductor, Inc. Processing data flows over a single common public radio interface
US10069666B2 (en) * 2015-07-20 2018-09-04 Telefonaktiebolaget Lm Ericsson (Publ) Transceiver architecture that maintains legacy timing by inserting and removing cyclic prefix at legacy sampling rate

Also Published As

Publication number Publication date
JP2018523939A (ja) 2018-08-23
BR112018001546A2 (pt) 2018-09-18
WO2017019371A1 (en) 2017-02-02
US10341042B2 (en) 2019-07-02
US20170033887A1 (en) 2017-02-02
CN107925646A (zh) 2018-04-17
CN107925646B (zh) 2021-03-23
EP3329647A1 (en) 2018-06-06

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PA0105 International application

Patent event date: 20180122

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination