CN106464273A - 处理信号的方法、发射机和压缩采样接收机 - Google Patents

处理信号的方法、发射机和压缩采样接收机 Download PDF

Info

Publication number
CN106464273A
CN106464273A CN201480080198.7A CN201480080198A CN106464273A CN 106464273 A CN106464273 A CN 106464273A CN 201480080198 A CN201480080198 A CN 201480080198A CN 106464273 A CN106464273 A CN 106464273A
Authority
CN
China
Prior art keywords
matrix
information symbol
carrier wave
random sequence
signal
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
CN201480080198.7A
Other languages
English (en)
Other versions
CN106464273B (zh
Inventor
朱胡飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
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 Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of CN106464273A publication Critical patent/CN106464273A/zh
Application granted granted Critical
Publication of CN106464273B publication Critical patent/CN106464273B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H04B1/66—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 for reducing bandwidth of signals; for improving efficiency of transmission
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/3059—Digital compression and data reduction techniques where the original information is represented by a subset or similar information, e.g. lossy compression
    • H03M7/3062—Compressive sampling or sensing
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03343—Arrangements at the transmitter end
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03375—Passband transmission
    • H04L2025/03414—Multicarrier
    • 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

Abstract

本发明实施例提供一种处理信号的方法、发射机和压缩采样接收机，该方法包括：获取压缩采样接收机混频时使用的周期性伪随机序列；从N个无线信号中选取2N个信息符号；根据所述周期性伪随机序列，确定预编码矩阵；采用该预编码矩阵对该2N个信息符号进行预编码处理，得到2N个预编码结果；通过该2N个载波分别向该压缩采样接收机发射该2N个预编码结果。本发明实施例中，通过预编码矩阵对待发射的信息符号进行预编码处理，从而实现了接收端将这些信息符号的频谱混叠时，它们在混叠频段内的正交性，进而避免了这些信息符号之间的干扰，提高了接收信号的SINR。

Description

PCT国内申请，说明书已公开。

Claims (1)

  1. PCT国内申请，权利要求书已公开。
CN201480080198.7A 2014-07-02 2014-07-02 处理信号的方法、发射机和压缩采样接收机 Active CN106464273B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2014/081507 WO2016000226A1 (zh) 2014-07-02 2014-07-02 处理信号的方法、发射机和压缩采样接收机

Publications (2)

Publication Number Publication Date
CN106464273A true CN106464273A (zh) 2017-02-22
CN106464273B CN106464273B (zh) 2019-05-10

Family

ID=55018305

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480080198.7A Active CN106464273B (zh) 2014-07-02 2014-07-02 处理信号的方法、发射机和压缩采样接收机

Country Status (4)

Country Link
US (1) US10044401B2 (zh)
EP (1) EP3151436B1 (zh)
CN (1) CN106464273B (zh)
WO (1) WO2016000226A1 (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108509506A (zh) * 2018-03-06 2018-09-07 西安大衡天成信息科技有限公司 一种频谱监测数据结构化表示方法
CN111565087A (zh) * 2020-04-09 2020-08-21 哈尔滨工程大学 一种侦察干扰一体化系统
WO2024051461A1 (zh) * 2022-09-08 2024-03-14 鹏城实验室 数字接收机基带信号降采样方法、装置、终端及存储介质

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10057048B2 (en) * 2016-07-19 2018-08-21 Analog Devices, Inc. Data handoff between randomized clock domain to fixed clock domain
US10567048B2 (en) * 2016-09-23 2020-02-18 Qualcomm Incorporated Techniques for determining uplink precoding matrix for a user equipment
CN107426737B (zh) * 2017-09-22 2020-10-02 哈尔滨工业大学 基于单通道结构调制宽带转换器的宽带频谱感知方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102291152A (zh) * 2011-04-07 2011-12-21 湖南大学 基于奇异值分解的压缩感知含噪信号重构系统
US8379745B1 (en) * 2007-07-06 2013-02-19 Marvell International Ltd. Forward channel variation detection in a wireless communication system
US20130149959A1 (en) * 2011-12-08 2013-06-13 Harris Corporation System with sub-nyquist signal acquisition and transmission and associated methods
US20130151924A1 (en) * 2011-12-08 2013-06-13 Harris Corporation, Corporation Of The State Of Delaware Data system for interfacing with a remote data storage facility using compressive sensing and associated methods
CN103873075A (zh) * 2012-12-17 2014-06-18 华为技术有限公司 窄带信号发送方法、信号发射装置及采样系统
US20140181166A1 (en) * 2012-12-26 2014-06-26 Industrial Technology Research Institute Apparatus for low complexity sub-nyquist sampling of sparse wideband signals

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6185258B1 (en) 1997-09-16 2001-02-06 At&T Wireless Services Inc. Transmitter diversity technique for wireless communications
US20070154624A1 (en) 2005-12-30 2007-07-05 Lucent Technologies Inc. Synthesis of acenes and hydroxy-acenes
US9436974B2 (en) * 2014-02-24 2016-09-06 Vencore Labs, Inc. Method and apparatus to recover scene data using re-sampling compressive sensing

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8379745B1 (en) * 2007-07-06 2013-02-19 Marvell International Ltd. Forward channel variation detection in a wireless communication system
CN102291152A (zh) * 2011-04-07 2011-12-21 湖南大学 基于奇异值分解的压缩感知含噪信号重构系统
US20130149959A1 (en) * 2011-12-08 2013-06-13 Harris Corporation System with sub-nyquist signal acquisition and transmission and associated methods
US20130151924A1 (en) * 2011-12-08 2013-06-13 Harris Corporation, Corporation Of The State Of Delaware Data system for interfacing with a remote data storage facility using compressive sensing and associated methods
CN103873075A (zh) * 2012-12-17 2014-06-18 华为技术有限公司 窄带信号发送方法、信号发射装置及采样系统
US20140181166A1 (en) * 2012-12-26 2014-06-26 Industrial Technology Research Institute Apparatus for low complexity sub-nyquist sampling of sparse wideband signals

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108509506A (zh) * 2018-03-06 2018-09-07 西安大衡天成信息科技有限公司 一种频谱监测数据结构化表示方法
CN108509506B (zh) * 2018-03-06 2021-07-13 西安大衡天成信息科技有限公司 一种频谱监测数据结构化表示方法
CN111565087A (zh) * 2020-04-09 2020-08-21 哈尔滨工程大学 一种侦察干扰一体化系统
CN111565087B (zh) * 2020-04-09 2023-05-02 哈尔滨工程大学 一种侦察干扰一体化系统
WO2024051461A1 (zh) * 2022-09-08 2024-03-14 鹏城实验室 数字接收机基带信号降采样方法、装置、终端及存储介质

Also Published As

Publication number Publication date
US20170111082A1 (en) 2017-04-20
WO2016000226A1 (zh) 2016-01-07
EP3151436A4 (en) 2017-09-27
EP3151436B1 (en) 2019-06-19
EP3151436A1 (en) 2017-04-05
US10044401B2 (en) 2018-08-07
CN106464273B (zh) 2019-05-10

Similar Documents

Publication Publication Date Title
CN106464273A (zh) 处理信号的方法、发射机和压缩采样接收机
KR102543924B1 (ko) 직교 시간 주파수 공간 변조 시스템
CN1643867B (zh) 用于估计信道的设备和方法
JP4959791B2 (ja) サブシンボル処理を使用した直交周波数分割多重
US11075681B2 (en) Communication system and method using layered construction of arbitrary unitary matrices
CN108283025B (zh) 正交时频空间通信系统中的多址访问
KR20180030546A (ko) 심플렉틱 직교 시간 주파수 공간 변조 시스템
CN111133696B (zh) Oam多路复用通信方法和系统、发送装置以及接收装置
CN101355538B (zh) 基于滤波器组的分块传输系统频域调制系统及方法
CN1679289A (zh) 单载波信号的频域均衡
CN107181712A (zh) 一种基于预编码矩阵的gfdm信号papr抑制方法
CN101945075A (zh) 使用缩减的傅里叶变换对基于ofdm的通信系统的基于子带的解调
CN101090386A (zh) 一种基于滤波器组的分块传输系统频域解调装置及其方法
KR20170054821A (ko) 무선 통신 시스템에서 신호의 피크 대 평균 전력 비율을 제어하는 장치 및 동작 방법
CN103701730A (zh) 信道时域相关性低复杂度压缩感知的信道估计方法及装置
TWI383610B (zh) 偵測訊號之方法、偵測器及電腦程式產品
CN101110809A (zh) 一种多载波数据传输的方法
RU2341030C2 (ru) Многомасштабная беспроводная связь
Tonello et al. Cyclic block filtered multitone modulation
CN100345405C (zh) 一种用于多输入多输出(mimo)天线阵列系统的检测方法
US8934556B2 (en) System and method for communicating with shaped cyclic time-domain waveforms
CN108900461B (zh) 一种基于大规模mimo的无线通信系统宽带信号设计方法
US9893923B2 (en) Method for transmitting and receiving QAM signal in filter bank-based multicarrier communication system, and apparatus therefor
Suma et al. Orthogonal frequency division multiplexing peak‐to‐average power ratio reduction by best tree selection using coded discrete cosine harmonic wavelet packet transform
El-Khamy et al. C9. a new wideband spectrum sensing technique based on compressive sensing, wavelet edge detection and parallel processing

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant