CN101542997B - 在频域和时域中对信号进行循环移位 - Google Patents

在频域和时域中对信号进行循环移位 Download PDF

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Publication number
CN101542997B
CN101542997B CN2007800406297A CN200780040629A CN101542997B CN 101542997 B CN101542997 B CN 101542997B CN 2007800406297 A CN2007800406297 A CN 2007800406297A CN 200780040629 A CN200780040629 A CN 200780040629A CN 101542997 B CN101542997 B CN 101542997B
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China
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frequency
signal
available bandwidth
unit
transform
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Expired - Fee Related
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CN2007800406297A
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English (en)
Chinese (zh)
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CN101542997A (zh
Inventor
P·弗伦杰
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Telefonaktiebolaget LM Ericsson AB
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Telefonaktiebolaget LM Ericsson AB
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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
    • H04L27/2602—Signal structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/713—Spread spectrum techniques using frequency hopping
    • H04B1/7143—Arrangements for generation of hop patterns
    • 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
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/023—Multiplexing of multicarrier modulation signals, e.g. multi-user orthogonal frequency division multiple access [OFDMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/713—Spread spectrum techniques using frequency hopping
    • H04B1/715—Interference-related aspects
    • H04B2001/7154—Interference-related aspects with means for preventing interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0003—Code application, i.e. aspects relating to how codes are applied to form multiplexed channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria

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  • 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)
  • Mobile Radio Communication Systems (AREA)
CN2007800406297A 2006-11-02 2007-11-02 在频域和时域中对信号进行循环移位 Expired - Fee Related CN101542997B (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE06023196 2006-11-02
SE0602319 2006-11-02
SE0602319-6 2006-11-02
PCT/SE2007/050815 WO2008054322A2 (en) 2006-11-02 2007-11-02 Cyclically shifting a signal in frequency and time domain

Publications (2)

Publication Number Publication Date
CN101542997A CN101542997A (zh) 2009-09-23
CN101542997B true CN101542997B (zh) 2012-08-08

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CN2007800406297A Expired - Fee Related CN101542997B (zh) 2006-11-02 2007-11-02 在频域和时域中对信号进行循环移位

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Country Link
US (1) US7983145B2 (enExample)
EP (1) EP2078400B1 (enExample)
JP (1) JP5202535B2 (enExample)
CN (1) CN101542997B (enExample)
CA (1) CA2667187A1 (enExample)
WO (1) WO2008054322A2 (enExample)

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CA2667187A1 (en) * 2006-11-02 2008-05-08 Telefonaktiebolaget Lm Ericsson (Publ) Dft spread ofdm
JP5147869B2 (ja) * 2007-03-22 2013-02-20 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） 通信システムにおける方法及び装置
US20090180434A1 (en) * 2008-01-16 2009-07-16 Institute For Information Industry Central control apparatus, signal transmission apparatus and signal forwarding apparatus for use in a multi-hop wireless network
EP2091194B1 (en) * 2008-02-12 2014-06-25 Telefonaktiebolaget L M Ericsson (PUBL) Single carrier frequency division multiple access technique
KR101497154B1 (ko) * 2008-06-26 2015-03-02 엘지전자 주식회사 Ｓｃ-ｆｄｍａ 시스템에서 전송 다이버시티를 이용한 데이터 전송장치 및 방법
KR101567078B1 (ko) 2008-06-26 2015-11-09 엘지전자 주식회사 다중안테나를 이용한 데이터 전송장치 및 방법
KR101507170B1 (ko) 2008-06-26 2015-03-31 엘지전자 주식회사 Ｓｃ-ｆｄｍａ 시스템에서 전송 다이버시티를 이용한 데이터 전송장치 및 방법
KR101467586B1 (ko) 2008-06-26 2014-12-02 엘지전자 주식회사 무선통신 시스템에서 전송 다이버시티를 이용한 데이터 전송장치 및 방법
KR101534349B1 (ko) * 2008-06-26 2015-07-10 엘지전자 주식회사 Ｓｔｂｃ 기법을 이용한 데이터 전송방법
CN102106180A (zh) * 2008-08-07 2011-06-22 松下电器产业株式会社 频带分配方法及发送装置
CN101777940B (zh) * 2009-01-12 2013-08-14 华为技术有限公司 上行信息的传输方法、装置及系统
EP2437401B1 (en) * 2009-05-29 2020-03-11 Sun Patent Trust Wireless communication apparatus and frequency hopping method
WO2010145532A1 (zh) * 2009-06-16 2010-12-23 华为技术有限公司 控制信道映射的方法、控制信道检测的方法和装置
CN101932140A (zh) * 2009-06-22 2010-12-29 华为技术有限公司 一种调整无线帧发送时间的方法及基站
JP5501381B2 (ja) * 2010-01-08 2014-05-21 パナソニック株式会社 無線送信装置、無線受信装置及び帯域割当方法
US8638868B2 (en) * 2010-06-23 2014-01-28 Telefonaktiebolaget L M Ericsson (Publ) Methods and apparatus for varying reduced transmission resources
KR101761618B1 (ko) 2010-06-25 2017-07-26 엘지전자 주식회사 무선 통신 시스템에서 제어 정보의 전송 방법 및 장치
CN104094651B (zh) * 2011-12-02 2018-07-24 诺基亚通信公司 认知无线电网络中最小化频谱碎裂的协调频谱分配和解除分配
CN107211456A (zh) * 2015-02-10 2017-09-26 华为技术有限公司 数据发送的方法和发射机
US10958395B2 (en) 2016-12-02 2021-03-23 Wisig Networks Private Limited Method and a system for transmitting DFT-s-OFDM symbols
US10263662B2 (en) 2016-12-16 2019-04-16 Guizhou Dingtongxin Technologies Ltd. Cyclic-frequency shift orthogonal frequency division multiplex device
CN108235445B (zh) * 2016-12-21 2021-03-09 大唐移动通信设备有限公司 一种无线通信系统中检测特征序列的方法和装置
CA3164401C (en) * 2019-12-13 2023-12-05 Zte Corporation Frequency-domain modulation scheme for low peak average power ratio
CN115086125B (zh) * 2022-08-11 2022-11-18 深圳市华普微电子有限公司 微跳频多址通讯系统的低功耗调制方法
CN117641323A (zh) * 2022-08-27 2024-03-01 华为技术有限公司 通信方法、装置、存储介质及系统
WO2024047550A1 (en) * 2022-08-31 2024-03-07 Jio Platforms Limited System and method for providing multiple bandwidth support using a frequency shifter
CN119728369A (zh) * 2023-09-27 2025-03-28 中兴通讯股份有限公司 数据传输方法、设备及存储介质

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US6167102A (en) * 1998-08-03 2000-12-26 Telefonaktiebolaget Lm Ericsson (Publ) System and method employing a reduced NCO lookup table
EP1267513A2 (en) * 2001-06-11 2002-12-18 Unique Broadband Systems, Inc. Multiplexing of multicarrier signals
CN1677908A (zh) * 2004-03-31 2005-10-05 清华大学 Tds－ofdm接收机自适应信道估计均衡方法及其系统
CN1787507A (zh) * 2004-12-10 2006-06-14 清华大学 一种时域同步正交频分复用系统中的帧同步产生方法

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US7646703B2 (en) * 2004-07-27 2010-01-12 Broadcom Corporation Backward-compatible long training sequences for wireless communication networks
US8406318B2 (en) * 2006-02-13 2013-03-26 Research In Motion Limited System and method for ask OFDM transmission and reception
US7848446B2 (en) * 2006-09-27 2010-12-07 Telefonaktiebolaget L M Ericsson (Publ) Reduction of peak-to-average-power ratio in a telecommunications system
CA2667187A1 (en) * 2006-11-02 2008-05-08 Telefonaktiebolaget Lm Ericsson (Publ) Dft spread ofdm
US20090040919A1 (en) * 2007-08-09 2009-02-12 Tarik Muharemovic Transmission Using Nested OFDMA
US7746761B2 (en) * 2007-10-25 2010-06-29 Nokia Siemens Networks Oy Techniques to generate constant envelope multicarrier transmission for wireless networks
US20100226448A1 (en) * 2009-03-05 2010-09-09 Paul Wilkinson Dent Channel extrapolation from one frequency and time to another

Patent Citations (4)

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Publication number Priority date Publication date Assignee Title
US6167102A (en) * 1998-08-03 2000-12-26 Telefonaktiebolaget Lm Ericsson (Publ) System and method employing a reduced NCO lookup table
EP1267513A2 (en) * 2001-06-11 2002-12-18 Unique Broadband Systems, Inc. Multiplexing of multicarrier signals
CN1677908A (zh) * 2004-03-31 2005-10-05 清华大学 Tds－ofdm接收机自适应信道估计均衡方法及其系统
CN1787507A (zh) * 2004-12-10 2006-06-14 清华大学 一种时域同步正交频分复用系统中的帧同步产生方法

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Publication number Publication date
US7983145B2 (en) 2011-07-19
EP2078400A2 (en) 2009-07-15
EP2078400B1 (en) 2017-09-27
WO2008054322A3 (en) 2008-06-26
EP2078400A4 (en) 2014-05-21
CA2667187A1 (en) 2008-05-08
JP2010509801A (ja) 2010-03-25
US20100111209A1 (en) 2010-05-06
CN101542997A (zh) 2009-09-23
WO2008054322A2 (en) 2008-05-08
JP5202535B2 (ja) 2013-06-05

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