TWI446764B - 訊號處理裝置、訊號處理方法及接收系統 - Google Patents

訊號處理裝置、訊號處理方法及接收系統 Download PDF

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Publication number
TWI446764B
TWI446764B TW099121720A TW99121720A TWI446764B TW I446764 B TWI446764 B TW I446764B TW 099121720 A TW099121720 A TW 099121720A TW 99121720 A TW99121720 A TW 99121720A TW I446764 B TWI446764 B TW I446764B
Authority
TW
Taiwan
Prior art keywords
signal
block
subcarriers
preamble
carrier
Prior art date
Application number
TW099121720A
Other languages
English (en)
Chinese (zh)
Other versions
TW201138388A (en
Inventor
Tadaaki Yuba
Takuya Okamoto
Yuken Goto
Kenichi Kobayashi
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of TW201138388A publication Critical patent/TW201138388A/zh
Application granted granted Critical
Publication of TWI446764B publication Critical patent/TWI446764B/zh

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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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2668—Details of algorithms
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2675—Pilot or known symbols
    • 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
    • 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
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2657—Carrier synchronisation
    • H04L27/2659—Coarse or integer frequency offset determination and synchronisation
    • 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
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2666—Acquisition of further OFDM parameters, e.g. bandwidth, subcarrier spacing, or guard interval length
    • 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
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2668—Details of algorithms
    • H04L27/2669—Details of algorithms characterised by the domain of operation
    • H04L27/2672—Frequency domain
    • 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
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2668—Details of algorithms
    • H04L27/2681—Details of algorithms characterised by constraints
    • H04L27/2682—Precision
    • 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
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2668—Details of algorithms
    • H04L27/2681—Details of algorithms characterised by constraints
    • H04L27/2685—Speed of convergence

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Circuits Of Receivers In General (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
TW099121720A 2009-07-16 2010-07-01 訊號處理裝置、訊號處理方法及接收系統 TWI446764B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009167497A JP5347792B2 (ja) 2009-07-16 2009-07-16 信号処理装置、信号処理方法、及び、受信システム

Publications (2)

Publication Number Publication Date
TW201138388A TW201138388A (en) 2011-11-01
TWI446764B true TWI446764B (zh) 2014-07-21

Family

ID=42983781

Family Applications (1)

Application Number Title Priority Date Filing Date
TW099121720A TWI446764B (zh) 2009-07-16 2010-07-01 訊號處理裝置、訊號處理方法及接收系統

Country Status (7)

Country Link
US (1) US8358722B2 (enExample)
EP (1) EP2276212A3 (enExample)
JP (1) JP5347792B2 (enExample)
CN (1) CN101958867B (enExample)
BR (1) BRPI1002714A2 (enExample)
RU (1) RU2479131C2 (enExample)
TW (1) TWI446764B (enExample)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011001632A1 (ja) * 2009-07-02 2011-01-06 パナソニック株式会社 受信装置、集積回路、受信方法、及び受信プログラム
JP5267874B2 (ja) * 2009-07-24 2013-08-21 ソニー株式会社 信号処理装置、及び、信号処理方法
KR101290959B1 (ko) * 2010-01-08 2013-07-30 파나소닉 주식회사 Ｏｆｄｍ 송신장치, ｏｆｄｍ 송신방법, ｏｆｄｍ 수신장치 및 ｏｆｄｍ 수신방법
EP2637329B1 (en) 2010-11-02 2020-08-19 Panasonic Intellectual Property Management Co., Ltd. Ofdm receiver, ofdm reception circuit, ofdm reception method, and ofdm reception program
KR101791987B1 (ko) * 2010-12-07 2017-11-20 한국전자통신연구원 무선 통신 시스템에서 프리앰블 전송 방법 및 장치
JP2012191565A (ja) * 2011-03-14 2012-10-04 Sony Corp 受信装置、受信方法、およびプログラム
JP5786409B2 (ja) * 2011-03-31 2015-09-30 ソニー株式会社 受信装置、受信方法、プログラム、および受信システム
JP5828215B2 (ja) * 2011-03-31 2015-12-02 ソニー株式会社 受信装置、受信方法、およびプログラム
JP2012227848A (ja) * 2011-04-22 2012-11-15 Sony Corp 受信装置、受信方法、プログラム、および受信システム
US20130315323A1 (en) * 2011-04-24 2013-11-28 Broadcom Corporation Traveling pilots within single user, multiple user, multiple access, and/or MIMO wireless communications
US20140105322A1 (en) * 2011-06-24 2014-04-17 Mikihiro Ouchi Transmission device, transmission method, receiving device and receiving method
KR101535667B1 (ko) * 2013-03-05 2015-07-09 (주)에프씨아이 정수 주파수 오프셋 추정 방법 및 장치
KR102113783B1 (ko) 2013-06-10 2020-05-21 삼성전자주식회사 방송신호 송신 장치 및 그 제어방법
CN103346990B (zh) * 2013-06-13 2016-07-13 湖南国科微电子股份有限公司 一种dvb-t2系统中符号定时校正的方法
US9621396B2 (en) * 2013-08-05 2017-04-11 Samsung Electronics Co., Ltd. Transmitter, receiver, and controlling methods thereof
KR102097543B1 (ko) * 2013-08-05 2020-04-07 삼성전자주식회사 송신 장치, 수신 장치 및 그 제어방법
US9166776B2 (en) * 2013-10-04 2015-10-20 Amlogic Co., Ltd. Methods and systems for optimal PN phase detection in DTMB receivers
US9385909B2 (en) * 2013-10-08 2016-07-05 Freescale Semiconductor, Inc. Detecting repeated preamble symbols using over-sized discrete fourier transforms
JP6373634B2 (ja) * 2014-04-30 2018-08-15 日本放送協会 送信装置、受信装置、チップ及びデジタル放送システム
US9450798B2 (en) * 2014-10-29 2016-09-20 Mediatek, Inc. Transmitter circuit, communication unit and method for amplifying a complex quadrature signal
US9572056B2 (en) * 2014-12-30 2017-02-14 Raytheon Applied Signal Technology, Inc. Fast signal surveyor
WO2017018606A1 (ko) * 2015-07-27 2017-02-02 엘지전자(주) 방송 신호 송수신 장치 및 방법
CN105792031B (zh) * 2016-03-08 2019-01-11 烽火通信科技股份有限公司 一种OTN中GMP映射产生Cn值的方法
US10142073B2 (en) * 2016-08-05 2018-11-27 Panasonic Corporation Terminal apparatus, radio communication system and communication method
RU2680971C1 (ru) * 2017-01-09 2019-03-01 Федеральное государственное бюджетное образовательное учреждение высшего образования "Казанский национальный исследовательский технический университет им. А.Н. Туполева-КАИ" (КНИТУ-КАИ) Способ обработки OFDM сигналов и устройство для его реализации
WO2018130292A1 (en) * 2017-01-13 2018-07-19 Huawei Technologies Co., Ltd. An optimized architecture for a signal decoder
CN108696295B (zh) * 2017-04-07 2021-12-31 华为技术有限公司 基于电力线系统传输数据的方法和装置
US10656017B2 (en) * 2018-04-30 2020-05-19 Eagle Technology, Llc On-board processing of hyperspectral data
CN108989256B (zh) * 2018-09-04 2021-03-19 泰凌微电子(上海)股份有限公司 一种fsk/gfsk解调方法及装置
JP6893958B2 (ja) * 2019-07-16 2021-06-23 アンリツ株式会社 クロックエラー補正装置、それを備えた測定装置、クロックエラー補正方法、及び測定方法
KR20220018358A (ko) * 2020-08-06 2022-02-15 삼성전자주식회사 주파수 오프셋을 사용하는 비직교 다중 접속 시스템에서 채널 추정 방법 및 장치
CN116781184B (zh) * 2023-08-18 2023-11-07 大尧信息科技(湖南)有限公司 软件定义的帧突发射频信号模拟方法、介质和系统

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3238120B2 (ja) * 1997-01-31 2001-12-10 株式会社次世代デジタルテレビジョン放送システム研究所 直交周波数分割多重信号復調装置
JP3726857B2 (ja) * 1997-05-02 2005-12-14 ソニー株式会社 受信装置および受信方法
DE60028276T2 (de) * 1999-03-26 2007-05-03 Nec Corp. Verringerung von Verzögerung in Mehrträgerempfängern
CN1527513A (zh) * 2003-03-07 2004-09-08 北京三星通信技术研究有限公司 Ofdm系统中使用时域导频序列的信息处理方法和装置
JP4295012B2 (ja) * 2003-05-29 2009-07-15 株式会社ルネサステクノロジ 半導体集積回路及び復調装置
US7623569B2 (en) * 2004-01-14 2009-11-24 Samsung Electronics Co., Ltd. Apparatus and method for estimating interference and noise in a communication system
US8553822B2 (en) * 2004-01-28 2013-10-08 Qualcomm Incorporated Time filtering for excess delay mitigation in OFDM systems
JP2005260337A (ja) * 2004-03-09 2005-09-22 Renesas Technology Corp 復調回路および無線通信システム
CA2559814C (en) * 2004-04-28 2012-05-29 Samsung Electronics Co., Ltd. Method and apparatus for generating preamble sequence for adaptive antenna system in orthogonal frequency division multiple access communication system
US7756005B2 (en) * 2005-03-11 2010-07-13 Qualcomm Incorporated Coarse timing/frame acquisition of OFDM system using time division multiplexed pilot symbol
JP4584756B2 (ja) * 2005-04-07 2010-11-24 日本放送協会 パイロット信号検出装置及び方法
CN1972269A (zh) * 2005-11-24 2007-05-30 松下电器产业株式会社 多天线通信系统中的多种导频的联合生成和检测方法
US8130726B2 (en) * 2005-12-20 2012-03-06 Qualcomm Incorporated Coarse bin frequency synchronization in a communication system
JP4724677B2 (ja) * 2006-10-31 2011-07-13 Ｏｋｉセミコンダクタ株式会社 周波数オフセット検出器とｏｆｄｍシンボル検出器
CN101272369B (zh) * 2007-03-20 2012-05-23 富士通株式会社 前导码检测和整数倍载波频偏估计装置和方法
CA2717591C (en) * 2008-02-19 2016-11-08 Elbit Systems Of America, Llc Mimo slotted aloha (msa) system
JP2010068194A (ja) * 2008-09-10 2010-03-25 Mitsubishi Electric Corp 搬送波周波数誤差検出装置
WO2011001632A1 (ja) * 2009-07-02 2011-01-06 パナソニック株式会社 受信装置、集積回路、受信方法、及び受信プログラム

Also Published As

Publication number Publication date
CN101958867A (zh) 2011-01-26
BRPI1002714A2 (pt) 2012-04-03
JP5347792B2 (ja) 2013-11-20
RU2479131C2 (ru) 2013-04-10
US8358722B2 (en) 2013-01-22
US20110013729A1 (en) 2011-01-20
RU2010128383A (ru) 2012-01-20
CN101958867B (zh) 2013-08-14
TW201138388A (en) 2011-11-01
EP2276212A2 (en) 2011-01-19
JP2011023993A (ja) 2011-02-03
EP2276212A3 (en) 2016-02-17

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