EP2514156A4 - Diversité de fréquence et rotation de phase - Google Patents

Diversité de fréquence et rotation de phase Download PDF

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Publication number
EP2514156A4
EP2514156A4 EP10842471.4A EP10842471A EP2514156A4 EP 2514156 A4 EP2514156 A4 EP 2514156A4 EP 10842471 A EP10842471 A EP 10842471A EP 2514156 A4 EP2514156 A4 EP 2514156A4
Authority
EP
European Patent Office
Prior art keywords
phase rotation
frequency diversity
diversity
frequency
phase
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.)
Withdrawn
Application number
EP10842471.4A
Other languages
German (de)
English (en)
Other versions
EP2514156A1 (fr
Inventor
Timothy M. Schmidl
Anuj Batra
Srinath Hosur
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.)
Texas Instruments Inc
Original Assignee
Texas Instruments Inc
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
Priority claimed from US12/873,114 external-priority patent/US8446934B2/en
Application filed by Texas Instruments Inc filed Critical Texas Instruments Inc
Publication of EP2514156A1 publication Critical patent/EP2514156A1/fr
Publication of EP2514156A4 publication Critical patent/EP2514156A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • 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
    • H04L27/2602—Signal structure
    • 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
    • H04L27/2614—Peak power aspects
    • H04L27/2621—Reduction thereof using phase offsets between subcarriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
EP10842471.4A 2009-12-17 2010-12-10 Diversité de fréquence et rotation de phase Withdrawn EP2514156A4 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US28759209P 2009-12-17 2009-12-17
US12/873,114 US8446934B2 (en) 2009-08-31 2010-08-31 Frequency diversity and phase rotation
PCT/US2010/059869 WO2011084356A1 (fr) 2009-12-17 2010-12-10 Diversité de fréquence et rotation de phase

Publications (2)

Publication Number Publication Date
EP2514156A1 EP2514156A1 (fr) 2012-10-24
EP2514156A4 true EP2514156A4 (fr) 2017-03-01

Family

ID=44305687

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10842471.4A Withdrawn EP2514156A4 (fr) 2009-12-17 2010-12-10 Diversité de fréquence et rotation de phase

Country Status (4)

Country Link
EP (1) EP2514156A4 (fr)
JP (1) JP2013514739A (fr)
CN (1) CN102656855B (fr)
WO (1) WO2011084356A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8625690B2 (en) * 2011-03-04 2014-01-07 Qualcomm Incorporated Systems and methods for wireless communication in sub gigahertz bands
KR20130142932A (ko) * 2012-06-19 2013-12-30 한국전자통신연구원 무선랜 시스템의 오에프디엠 전송 방법 및 장치
WO2013191449A1 (fr) * 2012-06-19 2013-12-27 한국전자통신연구원 Dispositif et procédé de transmission ofdm dans un système lan sans fil
TWI577159B (zh) 2015-08-13 2017-04-01 宏碁股份有限公司 資料分配方法、訊號接收方法、無線傳送及接收裝置
CN108028820B (zh) 2015-09-14 2020-07-21 华为技术有限公司 上行控制信息的传输方法、终端设备、基站和通信系统
CN107634824B (zh) 2016-07-19 2021-02-12 华为技术有限公司 传输信号的方法和装置
CN108632014B (zh) * 2018-04-28 2022-04-08 新华三技术有限公司成都分公司 一种数据传输方法、数据发送装置及数据接收装置
CN116938660A (zh) * 2021-04-06 2023-10-24 华为技术有限公司 调制和解调信号的方法、设备、存储介质和程序产品

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1881629A1 (fr) * 2005-05-30 2008-01-23 Matsushita Electric Industrial Co., Ltd. Appareil station de base de communication sans fil et méthode de communication sans fil en communication multiporteuse
US20090004984A1 (en) * 2007-06-29 2009-01-01 Qualcomm Incorporated Enhanced frequency domain spreading

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100372238C (zh) * 2004-03-31 2008-02-27 清华大学 时域同步正交频分复用接收机系统
EP1679849B1 (fr) * 2005-01-11 2014-02-26 Motorola Solutions, Inc. Appareil et procédé de communication OFDM, dans lesquels les symboles pilotes sont pondérés de façon a réduire le rapport puissance de crête/puissance moyenne
JP4305771B2 (ja) * 2005-08-01 2009-07-29 シャープ株式会社 セルラ移動通信システムにおける基地局の送信装置及び移動局の受信装置
KR20070103917A (ko) * 2006-04-20 2007-10-25 엘지전자 주식회사 통신 시스템에서의 보호구간 삽입 방법 및 그를 위한 송신장치
JP2007295265A (ja) * 2006-04-25 2007-11-08 Nippon Telegr & Teleph Corp <Ntt> Ｏｆｄｍ通信システム、ｏｆｄｍ通信方法およびｏｆｄｍ信号送信装置ならびにｏｆｄｍ信号受信装置
KR101356508B1 (ko) * 2006-11-06 2014-01-29 엘지전자 주식회사 무선 통신 시스템에서의 데이터 전송 방법
JP2009171487A (ja) * 2008-01-21 2009-07-30 Oki Electric Ind Co Ltd ミリ波帯無線送信装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1881629A1 (fr) * 2005-05-30 2008-01-23 Matsushita Electric Industrial Co., Ltd. Appareil station de base de communication sans fil et méthode de communication sans fil en communication multiporteuse
US20090004984A1 (en) * 2007-06-29 2009-01-01 Qualcomm Incorporated Enhanced frequency domain spreading

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2011084356A1 *

Also Published As

Publication number Publication date
CN102656855A (zh) 2012-09-05
CN102656855B (zh) 2015-04-15
JP2013514739A (ja) 2013-04-25
EP2514156A1 (fr) 2012-10-24
WO2011084356A1 (fr) 2011-07-14

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