PL3523911T3 - Wspólna struktura sygnału referencyjnego dla OFDM i DFTS‑OFDM - Google Patents

Wspólna struktura sygnału referencyjnego dla OFDM i DFTS‑OFDM

Info

Publication number
PL3523911T3
PL3523911T3 PL16781735.2T PL16781735T PL3523911T3 PL 3523911 T3 PL3523911 T3 PL 3523911T3 PL 16781735 T PL16781735 T PL 16781735T PL 3523911 T3 PL3523911 T3 PL 3523911T3
Authority
PL
Poland
Prior art keywords
ofdm
dfts
reference signal
common reference
signal design
Prior art date
Application number
PL16781735.2T
Other languages
English (en)
Inventor
Robert Baldemair
Lars Lindbom
Erik Dahlman
Stefan Parkvall
Original Assignee
Telefonaktiebolaget Lm Ericsson (Publ)
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 Telefonaktiebolaget Lm Ericsson (Publ) filed Critical Telefonaktiebolaget Lm Ericsson (Publ)
Publication of PL3523911T3 publication Critical patent/PL3523911T3/pl

Links

Classifications

    • 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
    • H04L27/2626—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
    • 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
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
PL16781735.2T 2016-10-10 2016-10-10 Wspólna struktura sygnału referencyjnego dla OFDM i DFTS‑OFDM PL3523911T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP16781735.2A EP3523911B1 (en) 2016-10-10 2016-10-10 Common reference signal design for ofdm and dfts-ofdm
PCT/EP2016/074249 WO2018068823A1 (en) 2016-10-10 2016-10-10 Common reference signal design for ofdm and dfts-ofdm

Publications (1)

Publication Number Publication Date
PL3523911T3 true PL3523911T3 (pl) 2026-04-20

Family

ID=57136858

Family Applications (1)

Application Number Title Priority Date Filing Date
PL16781735.2T PL3523911T3 (pl) 2016-10-10 2016-10-10 Wspólna struktura sygnału referencyjnego dla OFDM i DFTS‑OFDM

Country Status (6)

Country Link
US (3) US10700908B2 (pl)
EP (2) EP4564762A3 (pl)
CN (2) CN114826859B (pl)
ES (1) ES3055778T3 (pl)
PL (1) PL3523911T3 (pl)
WO (1) WO2018068823A1 (pl)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020504491A (ja) * 2017-01-05 2020-02-06 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） ワイヤレス通信システムのためのワイヤレスデバイス及びネットワークノード
US10925048B2 (en) * 2017-03-30 2021-02-16 Qualcomm Incorporated Control resource set for single-carrier waveform
US11245552B2 (en) 2019-03-29 2022-02-08 Skyworks Solutions, Inc. Sounding reference signal switching
EP3820101A1 (en) * 2019-11-07 2021-05-12 FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. Ambiguity/aliasing cancellation or reduction for staggered reference signals
US11956108B2 (en) 2021-06-14 2024-04-09 Skyworks Solutions, Inc. Antenna swapping without blanking symbols

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7957759B2 (en) * 2006-12-08 2011-06-07 Texas Instruments Incorporated Wideband reference signal transmission in SC-FDMA communication systems
CN101741793A (zh) * 2008-11-04 2010-06-16 华为技术有限公司 上行参考信号的发射方法、系统和设备
KR101313357B1 (ko) * 2009-03-12 2013-10-02 인터디지탈 패튼 홀딩스, 인크 요소 반송파 특유의 재구성을 수행하는 방법 및 장치
JP5325982B2 (ja) * 2009-06-19 2013-10-23 Ｋｄｄｉ株式会社 参照信号送信スケジューリング装置及び参照信号送信スケジューリング方法
US8705644B2 (en) * 2009-09-18 2014-04-22 Electronics And Telecommunications Research Institute Method for generating and transmitting a reference signal for uplink demodulation in a clustered DFT-spread OFDM transmission scheme
KR101475123B1 (ko) * 2012-09-14 2014-12-22 주식회사 케이티 상향링크 제어채널 전송방법 및 수신방법, 그 단말, 그 송수신포인트
CN112865847B (zh) * 2015-04-10 2023-09-12 Lg 电子株式会社 在无线通信系统中报告信道状态信息的方法及其设备
US10615897B2 (en) * 2016-06-01 2020-04-07 Qualcomm Incorporated Time division multiplexing of synchronization channels
US10361894B2 (en) * 2016-09-21 2019-07-23 Qualcomm Incorporated Techniques for a unified demodulation reference signal pattern for various multiplexing schemes

Also Published As

Publication number Publication date
ES3055778T3 (en) 2026-02-16
EP3523911C0 (en) 2025-12-03
CN109804588B (zh) 2022-05-17
US20230344696A1 (en) 2023-10-26
US11706073B2 (en) 2023-07-18
US20190238382A1 (en) 2019-08-01
US20190349237A1 (en) 2019-11-14
WO2018068823A1 (en) 2018-04-19
EP3523911A1 (en) 2019-08-14
US12362979B2 (en) 2025-07-15
CN114826859A (zh) 2022-07-29
EP4564762A2 (en) 2025-06-04
CN114826859B (zh) 2024-08-16
EP3523911B1 (en) 2025-12-03
CN109804588A (zh) 2019-05-24
EP4564762A3 (en) 2025-11-12
US10700908B2 (en) 2020-06-30

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