WO2009017163A1 - Ｏｆｄｍ送信装置及びｏｆｄｍ受信装置並びにインターリーブ方法 - Google Patents

Ｏｆｄｍ送信装置及びｏｆｄｍ受信装置並びにインターリーブ方法 Download PDF

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Publication number
WO2009017163A1
WO2009017163A1 PCT/JP2008/063680 JP2008063680W WO2009017163A1 WO 2009017163 A1 WO2009017163 A1 WO 2009017163A1 JP 2008063680 W JP2008063680 W JP 2008063680W WO 2009017163 A1 WO2009017163 A1 WO 2009017163A1
Authority
WO
WIPO (PCT)
Prior art keywords
ofdm
transmission data
transmission
randomize
retransmission
Prior art date
Application number
PCT/JP2008/063680
Other languages
English (en)
French (fr)
Inventor
Youhei Murakami
Original Assignee
Kyocera Corporation
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 Kyocera Corporation filed Critical Kyocera Corporation
Priority to US12/671,026 priority Critical patent/US20100195764A1/en
Priority to CN200880100741A priority patent/CN101765991A/zh
Publication of WO2009017163A1 publication Critical patent/WO2009017163A1/ja

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/1893—Physical mapping arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0071—Use of interleaving
    • 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
    • H04L27/2637—Modulators with direct modulation of individual subcarriers
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Error Detection And Correction (AREA)

Abstract

　ＯＦＤＭ（Ｏｒｔｈｏｇｏｎａｌ　Ｆｒｅｑｕｅｎｃｙ　Ｄｉｖｉｓｉｏｎ　Ｍｕｌｔｉｐｌｅｘｉｎｇ）処理におけるインターリーブ処理を従来よりも簡単化すると共に、再送信の実効性を向上させるために、ＯＦＤＭ送信装置は、送信データをＯＦＤＭ処理して送信し、キャリア変調するためにシリアル／パラレル変換する前段階で、所定の乱数発生手法を用いて発生した乱数に基づいて送信データをランダム化するインターリーブ部と、再送信時と初回送信時とで送信データに異なるランダム化を施すようにインターリーブ部を制御する制御部とを具備する。
PCT/JP2008/063680 2007-07-30 2008-07-30 Ｏｆｄｍ送信装置及びｏｆｄｍ受信装置並びにインターリーブ方法 WO2009017163A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US12/671,026 US20100195764A1 (en) 2007-07-30 2008-07-30 Ofdm transmission apparatus, ofdm receiving apparatus and interleaving method
CN200880100741A CN101765991A (zh) 2007-07-30 2008-07-30 Ofdm发送装置以及ofdm接收装置和交错方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-197381 2007-07-30
JP2007197381A JP2009033623A (ja) 2007-07-30 2007-07-30 Ｏｆｄｍ送信装置及びｏｆｄｍ受信装置並びにインターリーブ方法

Publications (1)

Publication Number Publication Date
WO2009017163A1 true WO2009017163A1 (ja) 2009-02-05

Family

ID=40304393

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/063680 WO2009017163A1 (ja) 2007-07-30 2008-07-30 Ｏｆｄｍ送信装置及びｏｆｄｍ受信装置並びにインターリーブ方法

Country Status (4)

Country Link
US (1) US20100195764A1 (ja)
JP (1) JP2009033623A (ja)
CN (1) CN101765991A (ja)
WO (1) WO2009017163A1 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10284483B2 (en) 2007-02-07 2019-05-07 Valens Semiconductor Ltd. Indicating delays added to packets due to retransmission
US9722763B2 (en) * 2007-02-07 2017-08-01 Valens Semiconductor Ltd. Highly utilized communication channel with order and retransmissions
US10749642B2 (en) * 2007-02-07 2020-08-18 Valens Semiconductor Ltd. Dynamic retransmissions with fixed and minimum delays
JP5109787B2 (ja) * 2008-05-02 2012-12-26 富士通株式会社 データ伝送システム、プログラム及び方法
US9634802B2 (en) * 2013-08-30 2017-04-25 Qualcomm Incorporated Resource mapping to handle bursty interference
CN109175707B (zh) * 2018-09-10 2021-04-20 武汉武钢华工激光大型装备有限公司 激光无序毛化轧辊表面的方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09511377A (ja) * 1995-02-01 1997-11-11 フィリップス エレクトロニクス ネムローゼ フェンノートシャップ データの誤り保護送信方法、誤り保護受信方法及びデータ伝送システム
WO2006048090A1 (en) * 2004-11-03 2006-05-11 Matsushita Electric Industrial Co. Ltd. Method for reducing ambiguity levels of transmitted symbols
JP2006180092A (ja) * 2004-12-21 2006-07-06 Matsushita Electric Ind Co Ltd インタリーブ装置およびインタリーブ方法

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Publication number Priority date Publication date Assignee Title
FR2639781B1 (fr) * 1988-11-25 1991-01-04 Alcatel Thomson Faisceaux Procede d'entrelacement pour dispositif de transmission numerique
US20020172294A1 (en) * 2001-04-02 2002-11-21 Jung-Fu Cheng Methods and systems for selective interleaving in retransmissions and iterative demodulation of modulated signals with different interleaving
US7447967B2 (en) * 2001-09-13 2008-11-04 Texas Instruments Incorporated MIMO hybrid-ARQ using basis hopping
JP4054190B2 (ja) * 2001-12-27 2008-02-27 松下電器産業株式会社 データ転送システム
US20030193889A1 (en) * 2002-04-11 2003-10-16 Intel Corporation Wireless device and method for interference and channel adaptation in an OFDM communication system
JP2004007028A (ja) * 2002-04-26 2004-01-08 Matsushita Electric Ind Co Ltd 送信装置及び送信方法
KR100457188B1 (ko) * 2002-10-07 2004-11-16 한국전자통신연구원 확산 방식 전환이 가능한 적응형 다중반송파코드분할다중접속 장치 및 그 방법
JP4284280B2 (ja) * 2005-01-18 2009-06-24 株式会社東芝 無線通信システムおよび無線送信装置
US7643444B2 (en) * 2005-03-10 2010-01-05 Broadcom Corporation Method and system for parsing bits in an interleaver for adaptive modulations in a multiple input multiple output (MIMO) wireless local area network (WLAN) system
WO2007148945A2 (en) * 2006-06-22 2007-12-27 Lg Electronics Inc. Methods and devices for retransmitting data in a mobile communication system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09511377A (ja) * 1995-02-01 1997-11-11 フィリップス エレクトロニクス ネムローゼ フェンノートシャップ データの誤り保護送信方法、誤り保護受信方法及びデータ伝送システム
WO2006048090A1 (en) * 2004-11-03 2006-05-11 Matsushita Electric Industrial Co. Ltd. Method for reducing ambiguity levels of transmitted symbols
JP2006180092A (ja) * 2004-12-21 2006-07-06 Matsushita Electric Ind Co Ltd インタリーブ装置およびインタリーブ方法

Also Published As

Publication number Publication date
CN101765991A (zh) 2010-06-30
JP2009033623A (ja) 2009-02-12
US20100195764A1 (en) 2010-08-05

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