JP4341176B2 - 受信同期装置およびそれを用いた復調装置 - Google Patents

受信同期装置およびそれを用いた復調装置 Download PDF

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Publication number
JP4341176B2
JP4341176B2 JP2000374607A JP2000374607A JP4341176B2 JP 4341176 B2 JP4341176 B2 JP 4341176B2 JP 2000374607 A JP2000374607 A JP 2000374607A JP 2000374607 A JP2000374607 A JP 2000374607A JP 4341176 B2 JP4341176 B2 JP 4341176B2
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Japan
Prior art keywords
signal
circuit
period
synchronization
time slot
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Expired - Fee Related
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JP2000374607A
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English (en)
Japanese (ja)
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JP2002185423A (ja
JP2002185423A5 (enExample
Inventor
宏彰 高橋
三博 鈴木
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Sony Corp
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Sony Corp
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Publication date
Application filed by Sony Corp filed Critical Sony Corp
Priority to JP2000374607A priority Critical patent/JP4341176B2/ja
Priority to US10/010,681 priority patent/US6999406B2/en
Publication of JP2002185423A publication Critical patent/JP2002185423A/ja
Publication of JP2002185423A5 publication Critical patent/JP2002185423A5/ja
Application granted granted Critical
Publication of JP4341176B2 publication Critical patent/JP4341176B2/ja
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2662—Arrangements for Wireless System Synchronisation
    • H04B7/2671—Arrangements for Wireless Time-Division Multiple Access [TDMA] System Synchronisation
    • H04B7/2678—Time synchronisation
    • H04B7/2687—Inter base stations 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
    • 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
    • H04L27/2678—Blind, i.e. without using known symbols using cyclostationarities, e.g. cyclic prefix or postfix

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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)
JP2000374607A 2000-12-08 2000-12-08 受信同期装置およびそれを用いた復調装置 Expired - Fee Related JP4341176B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2000374607A JP4341176B2 (ja) 2000-12-08 2000-12-08 受信同期装置およびそれを用いた復調装置
US10/010,681 US6999406B2 (en) 2000-12-08 2001-12-05 Reception synchronization apparatus and demodulating apparatus using the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000374607A JP4341176B2 (ja) 2000-12-08 2000-12-08 受信同期装置およびそれを用いた復調装置

Publications (3)

Publication Number Publication Date
JP2002185423A JP2002185423A (ja) 2002-06-28
JP2002185423A5 JP2002185423A5 (enExample) 2007-04-26
JP4341176B2 true JP4341176B2 (ja) 2009-10-07

Family

ID=18843762

Family Applications (1)

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JP2000374607A Expired - Fee Related JP4341176B2 (ja) 2000-12-08 2000-12-08 受信同期装置およびそれを用いた復調装置

Country Status (2)

Country Link
US (1) US6999406B2 (enExample)
JP (1) JP4341176B2 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002185422A (ja) * 2000-12-08 2002-06-28 Sony Corp 送信装置、受信装置、および通信システム
JP2010063177A (ja) * 2009-12-14 2010-03-18 Sony Corp 送信装置、受信装置、および通信システム

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3880358B2 (ja) * 2001-10-04 2007-02-14 シャープ株式会社 Ｏｆｄｍ復調回路及びこれを用いたｏｆｄｍ受信装置
JP2004007270A (ja) * 2002-05-31 2004-01-08 Panasonic Communications Co Ltd Ａｄｓｌモデム装置及びａｄｓｌ通信装置並びにａｄｓｌ通信における同期調整方法
US7634275B2 (en) * 2002-07-03 2009-12-15 Freescale Semiconductor, Inc. Method of accommodating periodic interfering signals in a wireless network
US20060165197A1 (en) * 2002-11-01 2006-07-27 Matsushita Electric Industrial Co., Ltd. Synchronous follow-up device and method
CN1714525B (zh) * 2002-11-20 2011-04-20 株式会社Ntt都科摩 通信系统、通信方法、发送装置以及接收装置
JP4163971B2 (ja) * 2003-02-06 2008-10-08 松下電器産業株式会社 送信装置及び送信方法
US7149476B2 (en) * 2003-02-20 2006-12-12 Cingular Wireless Ii, Llc Precision for interference estimation in unsynchronized wireless networks
DE602004029754D1 (de) * 2003-12-08 2010-12-09 Panasonic Corp Demodulator und Demodulationsmethode und integrierter Schaltkreis des Demodulators
FI20040700A0 (fi) * 2004-05-19 2004-05-19 Oulun Ylipisto Signaalin vastaanotto kommunikaatiojärjestelmässä
JP4388979B2 (ja) 2004-08-17 2009-12-24 エルジー エレクトロニクス インコーポレイティド Ｏｆｄｍシステムにおけるシンボルタイミング検出方法
JPWO2007138650A1 (ja) * 2006-05-25 2009-10-01 三菱電機株式会社 移動体通信システム
JP4929895B2 (ja) * 2006-07-24 2012-05-09 富士通株式会社 送信装置及びサブフレームの作成方法
US8243659B2 (en) * 2007-03-15 2012-08-14 Nokia Corporation DVB low bit rate services
EP2053769A1 (en) * 2007-04-13 2009-04-29 Panasonic Corporation Ofdm signal reception apparatus and ofdm signal reception method
CN101741480A (zh) * 2008-11-17 2010-06-16 北京泰美世纪科技有限公司 数字广播系统信号接收性能的检测方法及装置
CN101902428B (zh) * 2009-05-26 2013-06-05 中兴通讯股份有限公司 一种定时同步方法和装置
CN101924723B (zh) * 2009-06-09 2013-05-08 中兴通讯股份有限公司 Ofdm信号解调方法和装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3074103B2 (ja) * 1993-11-16 2000-08-07 株式会社東芝 Ｏｆｄｍ同期復調回路
JPH10313284A (ja) * 1997-05-12 1998-11-24 Sony Corp 復調装置及び復調方法
JPH11252038A (ja) * 1998-02-27 1999-09-17 Sony Corp デジタル放送の受信機
JP3606761B2 (ja) * 1998-11-26 2005-01-05 松下電器産業株式会社 Ｏｆｄｍ受信装置
WO2000033496A1 (en) * 1998-12-01 2000-06-08 Samsung Electronics Co., Ltd. Frequency synchronizing device for ofdm/cdma system
JP2000244441A (ja) * 1998-12-22 2000-09-08 Matsushita Electric Ind Co Ltd Ｏｆｄｍ送受信装置
AU740804B2 (en) * 1999-07-19 2001-11-15 Nippon Telegraph & Telephone Corporation OFDM packet communication receiver system
JP4529281B2 (ja) * 2000-12-08 2010-08-25 ソニー株式会社 送信装置、受信装置、および通信システム

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002185422A (ja) * 2000-12-08 2002-06-28 Sony Corp 送信装置、受信装置、および通信システム
US7983140B2 (en) 2000-12-08 2011-07-19 Sony Corporation Transmitting apparatus, receiving apparatus, and communication system for formatting data
US8842645B2 (en) 2000-12-08 2014-09-23 Sony Corporation Transmitting apparatus, receiving apparatus, and communication system for formatting data
US8971939B2 (en) 2000-12-08 2015-03-03 Sony Corporation Transmitting apparatus, receiving apparatus, and communication system for formatting data
US9374156B2 (en) 2000-12-08 2016-06-21 Sony Corporation Transmitting apparatus, receiving apparatus, and communication system for formatting data
US9413452B2 (en) 2000-12-08 2016-08-09 Sony Corporation Transmitting apparatus, receiving apparatus, and communication system for formatting data
US10492199B2 (en) 2000-12-08 2019-11-26 Wi-Fi One, Llc Transmitting apparatus, receiving apparatus, and communication system for formatting data
JP2010063177A (ja) * 2009-12-14 2010-03-18 Sony Corp 送信装置、受信装置、および通信システム

Also Published As

Publication number Publication date
JP2002185423A (ja) 2002-06-28
US20020105903A1 (en) 2002-08-08
US6999406B2 (en) 2006-02-14

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