EP2514156A4 - Frequency diversity and phase rotation - Google Patents

Frequency diversity and phase rotation Download PDF

Info

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Withdrawn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)
French (fr)
Other versions
EP2514156A1 (en
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/en
Publication of EP2514156A4 publication Critical patent/EP2514156A4/en
Withdrawn legal-status Critical Current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 Frequency diversity and phase rotation Withdrawn EP2514156A4 (en)

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 (en) 2009-12-17 2010-12-10 Frequency diversity and phase rotation

Publications (2)

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

Family

ID=44305687

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10842471.4A Withdrawn EP2514156A4 (en) 2009-12-17 2010-12-10 Frequency diversity and phase rotation

Country Status (4)

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

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 (en) * 2012-06-19 2013-12-30 한국전자통신연구원 Method and apparatus for ofdm transmission in wireless lan
WO2013191449A1 (en) * 2012-06-19 2013-12-27 한국전자통신연구원 Ofdm transmission method and device in wireless lan system
TWI577159B (en) 2015-08-13 2017-04-01 宏碁股份有限公司 Methods of data allocation and signal receiving, wireless transmitting apparatus and wireless receiving apparatus
KR20200038332A (en) 2015-09-14 2020-04-10 후아웨이 테크놀러지 컴퍼니 리미티드 Uplink control-information transmission method, terminal device, base station, and communications system
CN107634824B (en) 2016-07-19 2021-02-12 华为技术有限公司 Method and device for transmitting signals
CN108632014B (en) * 2018-04-28 2022-04-08 新华三技术有限公司成都分公司 Data transmission method, data sending device and data receiving device
CN115174329A (en) * 2021-04-06 2022-10-11 华为技术有限公司 Method, apparatus, storage medium and program product for modulating and demodulating a signal

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1881629A1 (en) * 2005-05-30 2008-01-23 Matsushita Electric Industrial Co., Ltd. Wireless communication base station apparatus and wireless communication method in multicarrier communication
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 (en) * 2004-03-31 2008-02-27 清华大学 Assembly structure of time-domain synchronous orthogonal frequency-division multiplex receiver
EP1679849B1 (en) * 2005-01-11 2014-02-26 Motorola Solutions, Inc. OFDM communication apparatus and method, wherein the pilot symbols are weighted in order to reduce the peak to average power ratio
JP4305771B2 (en) * 2005-08-01 2009-07-29 シャープ株式会社 Base station transmitter and mobile station receiver in cellular mobile communication system
KR20070103917A (en) * 2006-04-20 2007-10-25 엘지전자 주식회사 Method of inserting guard interval and apparatus therefor in communication system
JP2007295265A (en) * 2006-04-25 2007-11-08 Nippon Telegr & Teleph Corp <Ntt> Ofdm communication system, ofdm communication method, ofdm signal transmitter, and ofdm signal receiver
KR101356508B1 (en) * 2006-11-06 2014-01-29 엘지전자 주식회사 A method of data transmission in wireless communication system
JP2009171487A (en) * 2008-01-21 2009-07-30 Oki Electric Ind Co Ltd Millimeter wave band radio transmitter

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1881629A1 (en) * 2005-05-30 2008-01-23 Matsushita Electric Industrial Co., Ltd. Wireless communication base station apparatus and wireless communication method in multicarrier communication
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 (en) 2012-09-05
EP2514156A1 (en) 2012-10-24
CN102656855B (en) 2015-04-15
JP2013514739A (en) 2013-04-25
WO2011084356A1 (en) 2011-07-14

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Effective date: 20170130

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Ipc: H04L 1/00 20060101AFI20170124BHEP

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