JP2018523939A - 低減されたサンプリングレートを用いた狭帯域動作 - Google Patents

低減されたサンプリングレートを用いた狭帯域動作 Download PDF

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Publication number
JP2018523939A
JP2018523939A JP2018503750A JP2018503750A JP2018523939A JP 2018523939 A JP2018523939 A JP 2018523939A JP 2018503750 A JP2018503750 A JP 2018503750A JP 2018503750 A JP2018503750 A JP 2018503750A JP 2018523939 A JP2018523939 A JP 2018523939A
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Japan
Prior art keywords
sampling rate
symbol
samples
cyclic prefix
symbol period
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Pending
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JP2018503750A
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English (en)
Japanese (ja)
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JP2018523939A5 (enExample
Inventor
レイ、ジン
シュ、ハオ
ウェイ、ヨンビン
マラディ、ダーガ・プラサド
ガール、ピーター
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Qualcomm Inc
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Qualcomm Inc
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Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of JP2018523939A publication Critical patent/JP2018523939A/ja
Publication of JP2018523939A5 publication Critical patent/JP2018523939A5/ja
Pending 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
    • 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
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • 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
    • 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)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Time-Division Multiplex Systems (AREA)
JP2018503750A 2015-07-27 2016-07-19 低減されたサンプリングレートを用いた狭帯域動作 Pending JP2018523939A (ja)

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 2016-07-18
US15/212,595 US10341042B2 (en) 2015-07-27 2016-07-18 Narrowband operation with reduced sampling rate
PCT/US2016/042890 WO2017019371A1 (en) 2015-07-27 2016-07-19 Narrowband operation with reduced sampling rate

Publications (2)

Publication Number Publication Date
JP2018523939A true JP2018523939A (ja) 2018-08-23
JP2018523939A5 JP2018523939A5 (enExample) 2019-08-08

Family

ID=57883247

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018503750A Pending JP2018523939A (ja) 2015-07-27 2016-07-19 低減されたサンプリングレートを用いた狭帯域動作

Country Status (7)

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

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10797835B2 (en) 2016-02-15 2020-10-06 Telefonaktiebolaget Lm Ericsson (Publ) Receiver circuit and methods
US10536316B2 (en) * 2016-02-15 2020-01-14 Telefonaktiebolaget Lm Ericsson (Publ) NB-IoT receiver operating at minimum sampling rate
CN108605304B (zh) 2016-02-15 2021-05-14 瑞典爱立信有限公司 采用降低的采样率的NB-IoT装置中的下行链路时间跟踪
US9998313B2 (en) * 2016-02-15 2018-06-12 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for generating OFDM signals
EP3427457B1 (fr) * 2016-03-11 2020-09-09 Orange Procédé et dispositif de transmission multiservice avec modulation fc-ofdm et récepteur correspondant
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
CN110463153B (zh) * 2017-02-03 2022-04-19 瑞典爱立信有限公司 无线通信系统中的多个参数集
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

Citations (6)

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US20060039273A1 (en) * 2004-08-20 2006-02-23 Gore Dhananjay A Unified pulse shaping for multi-carrier and single-carrier waveforms
US20080043866A1 (en) * 2006-08-21 2008-02-21 Agere Systems Inc. Fft numerology for an ofdm transmission system
US20100002571A1 (en) * 2008-07-07 2010-01-07 Mediatek Inc. Methods for transceiving data in multi-band orthogonal frequency division multiple access communications system and communications apparatuses utilizing the same
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
JP2011527549A (ja) * 2008-07-08 2011-10-27 エルジー エレクトロニクス インコーポレイティド キャリア集合生成方法及びキャリア集合情報伝送方法
WO2014123926A1 (en) * 2013-02-05 2014-08-14 Interdigital Patent Holdings, Inc. Pulse-shaped orthogonal frequency division multiplexing

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US6928062B2 (en) * 2002-10-29 2005-08-09 Qualcomm, Incorporated Uplink pilot and signaling transmission in wireless communication systems
US9042461B2 (en) * 2005-03-10 2015-05-26 Qualcomm Incorporated Efficient employment of digital upsampling using IFFT in OFDM systems for simpler analog filtering
EP1811663B1 (en) * 2006-01-24 2011-09-14 Harman Becker Automotive Systems GmbH Sampling rate conversion
WO2008125905A2 (en) * 2006-08-08 2008-10-23 Nortel Networks Limited Method and system for wireless communication in multiple operating environments
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
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
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

Patent Citations (6)

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US20060039273A1 (en) * 2004-08-20 2006-02-23 Gore Dhananjay A Unified pulse shaping for multi-carrier and single-carrier waveforms
US20080043866A1 (en) * 2006-08-21 2008-02-21 Agere Systems Inc. Fft numerology for an ofdm transmission system
US20100002571A1 (en) * 2008-07-07 2010-01-07 Mediatek Inc. Methods for transceiving data in multi-band orthogonal frequency division multiple access communications system and communications apparatuses utilizing the same
JP2011527549A (ja) * 2008-07-08 2011-10-27 エルジー エレクトロニクス インコーポレイティド キャリア集合生成方法及びキャリア集合情報伝送方法
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
WO2014123926A1 (en) * 2013-02-05 2014-08-14 Interdigital Patent Holdings, Inc. Pulse-shaped orthogonal frequency division multiplexing

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Also Published As

Publication number Publication date
EP3329647A1 (en) 2018-06-06
WO2017019371A1 (en) 2017-02-02
CN107925646A (zh) 2018-04-17
CN107925646B (zh) 2021-03-23
US10341042B2 (en) 2019-07-02
BR112018001546A2 (pt) 2018-09-18
US20170033887A1 (en) 2017-02-02
KR20180035799A (ko) 2018-04-06

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