CN101651648B - 用于在无线通信***中执行初始同步的***和方法 - Google Patents
用于在无线通信***中执行初始同步的***和方法 Download PDFInfo
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- CN101651648B CN101651648B CN2008101462483A CN200810146248A CN101651648B CN 101651648 B CN101651648 B CN 101651648B CN 2008101462483 A CN2008101462483 A CN 2008101462483A CN 200810146248 A CN200810146248 A CN 200810146248A CN 101651648 B CN101651648 B CN 101651648B
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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
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2656—Frame synchronisation, e.g. packet synchronisation, time division duplex [TDD] switching point detection or subframe synchronisation
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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
- H04L27/2647—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
- H04L27/2657—Carrier synchronisation
- H04L27/266—Fine or fractional 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
- H04L27/2662—Symbol synchronisation
- H04L27/2665—Fine synchronisation, e.g. by positioning the FFT window
-
- 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
- H04L27/2676—Blind, i.e. without using 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
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2689—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation
- H04L27/2695—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation with channel estimation, e.g. determination of delay spread, derivative or peak tracking
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/0035—Synchronisation arrangements detecting errors in frequency or phase
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (20)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008101462483A CN101651648B (zh) | 2008-08-12 | 2008-08-12 | 用于在无线通信***中执行初始同步的***和方法 |
US12/250,012 US8446894B2 (en) | 2008-08-12 | 2008-10-13 | Systems and methods for performing initial synchronization in wireless communications systems |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008101462483A CN101651648B (zh) | 2008-08-12 | 2008-08-12 | 用于在无线通信***中执行初始同步的***和方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101651648A CN101651648A (zh) | 2010-02-17 |
CN101651648B true CN101651648B (zh) | 2013-12-25 |
Family
ID=41673764
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2008101462483A Expired - Fee Related CN101651648B (zh) | 2008-08-12 | 2008-08-12 | 用于在无线通信***中执行初始同步的***和方法 |
Country Status (2)
Country | Link |
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US (1) | US8446894B2 (zh) |
CN (1) | CN101651648B (zh) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8964789B1 (en) * | 2008-11-11 | 2015-02-24 | Marvell International Ltd. | Method and system for data synchronization in communication systems using repetitive preamble patterns |
US8031587B1 (en) * | 2009-07-01 | 2011-10-04 | Samsung Electronics Co., Ltd. | Method and device of synchronizing symbol timing, and OFDM communication system |
US8718154B2 (en) * | 2009-11-18 | 2014-05-06 | Qualcomm Incorporated | Monitoring and correcting timing errors in wireless communication |
US8731029B1 (en) * | 2010-01-12 | 2014-05-20 | Marvell International Ltd. | Frequency offset acquisition for wireless communications |
CN102316054B (zh) * | 2010-07-01 | 2014-02-26 | 普天信息技术研究院有限公司 | 宽带无线通信***的定时估计方法及装置 |
CN101969422B (zh) * | 2010-09-26 | 2013-02-13 | 东南大学 | 一种适用于ofdm-uwb***的精同步方法 |
GB2484701B8 (en) * | 2010-10-21 | 2014-07-16 | Bluwireless Technlologiy Ltd | Processing a received training sequence in a wireless communications systems |
KR101759940B1 (ko) | 2010-11-03 | 2017-07-21 | 엘지전자 주식회사 | 광대역 무선 접속 시스템에서의 상향링크 전력 제어 방법 |
KR20130104289A (ko) * | 2012-03-13 | 2013-09-25 | 삼성전자주식회사 | 오프셋 값을 추정하는 장치, 방법, 수신장치 및 수신장치에서 신호를 처리하는 방법 |
CN104065604B (zh) * | 2013-03-21 | 2017-09-29 | 联想(北京)有限公司 | 信号同步方法、接收端及*** |
KR101626457B1 (ko) * | 2013-12-20 | 2016-06-01 | 주식회사 쏠리드 | Lte 프레임 동기 검출 방법 및 장치, 이를 적용한 중계 장치 |
US10701685B2 (en) * | 2014-03-31 | 2020-06-30 | Huawei Technologies Co., Ltd. | Method and apparatus for asynchronous OFDMA/SC-FDMA |
US10523488B2 (en) * | 2015-12-18 | 2019-12-31 | The Trustees Of Princeton University | System and method for performing initial synchronization during wireless sector searches |
WO2017107102A1 (en) * | 2015-12-23 | 2017-06-29 | Huawei Technologies Co., Ltd. | Method and device for symbol alignment in power line communication system |
US9893925B1 (en) * | 2016-04-01 | 2018-02-13 | Mbit Wireless, Inc. | Method and apparatus for joint time and frequency synchronization in wireless communication systems |
US10070447B1 (en) * | 2017-03-02 | 2018-09-04 | Samsung Electronics Co., Ltd | Method and apparatus for enhanced reference (RSTD) measurement for long term evolution (LTE) positioning |
CN108880661B (zh) * | 2018-07-02 | 2020-09-04 | 成都国恒空间技术工程有限公司 | 一种非相干门限判决帧同步方法、装置及其可读存储介质 |
CN109361411B (zh) * | 2018-11-21 | 2020-06-30 | 北京昂瑞微电子技术有限公司 | 一种用于简化同步电路的方法及装置 |
TWI762918B (zh) * | 2020-04-29 | 2022-05-01 | 瑞昱半導體股份有限公司 | 符元邊界偵測方法及處理器 |
US11792056B2 (en) | 2020-12-18 | 2023-10-17 | Samsung Electronics Co., Ltd. | Method of performing synchronization and frequency offset estimation based on simultaneous phase compensation of single training sequence and receiver performing the same |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1856945A (zh) * | 2003-09-23 | 2006-11-01 | 皇家飞利浦电子股份有限公司 | 接收机的初始同步 |
CN101193087A (zh) * | 2007-12-27 | 2008-06-04 | 北京创毅视讯科技有限公司 | 一种信号捕获方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8433005B2 (en) | 2004-01-28 | 2013-04-30 | Qualcomm Incorporated | Frame synchronization and initial symbol timing acquisition system and method |
KR100579531B1 (ko) * | 2005-01-28 | 2006-05-15 | 삼성전자주식회사 | Ofdm 수신기에 적용되는 심볼시간 동기 장치 및 그 방법 |
US7809097B2 (en) * | 2006-03-16 | 2010-10-05 | Renesas Electronics Corporation | Frame timing synchronization for orthogonal frequency division multiplexing (OFDM) |
US7613104B2 (en) * | 2006-05-31 | 2009-11-03 | Nokia Corporation | Method, apparatus and computer program product providing synchronization for OFDMA downlink signal |
US7769119B2 (en) * | 2006-09-27 | 2010-08-03 | Sandbridge Technologies, Inc. | Method of initial synchronization of a communication signal |
US7965799B2 (en) * | 2008-02-25 | 2011-06-21 | Xilinx, Inc. | Block boundary detection for a wireless communication system |
-
2008
- 2008-08-12 CN CN2008101462483A patent/CN101651648B/zh not_active Expired - Fee Related
- 2008-10-13 US US12/250,012 patent/US8446894B2/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1856945A (zh) * | 2003-09-23 | 2006-11-01 | 皇家飞利浦电子股份有限公司 | 接收机的初始同步 |
CN101193087A (zh) * | 2007-12-27 | 2008-06-04 | 北京创毅视讯科技有限公司 | 一种信号捕获方法 |
Also Published As
Publication number | Publication date |
---|---|
US20100040043A1 (en) | 2010-02-18 |
CN101651648A (zh) | 2010-02-17 |
US8446894B2 (en) | 2013-05-21 |
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