IL205026A0 - Ofdm/ofdma frame structure for communication systems - Google Patents

Ofdm/ofdma frame structure for communication systems

Info

Publication number
IL205026A0
IL205026A0 IL205026A IL20502610A IL205026A0 IL 205026 A0 IL205026 A0 IL 205026A0 IL 205026 A IL205026 A IL 205026A IL 20502610 A IL20502610 A IL 20502610A IL 205026 A0 IL205026 A0 IL 205026A0
Authority
IL
Israel
Prior art keywords
ofdm
frame structure
communication systems
ofdma frame
ofdma
Prior art date
Application number
IL205026A
Original Assignee
Zte Usa 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
Application filed by Zte Usa Inc filed Critical Zte Usa Inc
Publication of IL205026A0 publication Critical patent/IL205026A0/en

Links

Classifications

    • 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
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H04L27/2607—Cyclic extensions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0023—Interference mitigation or co-ordination
    • 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
    • H04L27/2603—Signal structure ensuring backward compatibility with legacy system
    • 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
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • 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
    • H04L5/0037—Inter-user or inter-terminal allocation
    • 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
    • H04L5/0058—Allocation criteria
    • H04L5/0064—Rate requirement of the data, e.g. scalable bandwidth, data priority

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
IL205026A 2007-10-17 2010-04-12 Ofdm/ofdma frame structure for communication systems IL205026A0 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US98076007P 2007-10-17 2007-10-17
US2037808P 2008-01-10 2008-01-10
US3203208P 2008-02-27 2008-02-27
PCT/US2008/080361 WO2009052420A2 (en) 2007-10-17 2008-10-17 Ofdm/ofdma frame structure for communication systems

Publications (1)

Publication Number Publication Date
IL205026A0 true IL205026A0 (en) 2010-11-30

Family

ID=40568087

Family Applications (1)

Application Number Title Priority Date Filing Date
IL205026A IL205026A0 (en) 2007-10-17 2010-04-12 Ofdm/ofdma frame structure for communication systems

Country Status (10)

Country Link
EP (1) EP2210383A4 (en)
JP (1) JP2011502386A (en)
KR (1) KR20100075642A (en)
CN (1) CN101855880A (en)
AU (1) AU2008312350B2 (en)
BR (1) BRPI0818547A2 (en)
CA (1) CA2702444A1 (en)
IL (1) IL205026A0 (en)
MX (1) MX2010004141A (en)
WO (1) WO2009052420A2 (en)

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JP5704709B2 (en) * 2011-03-31 2015-04-22 独立行政法人情報通信研究機構 OFDMA system for long delay spread environment
CN102790736B (en) * 2011-04-07 2015-04-01 中兴通讯股份有限公司 Methods for transmitting and receiving data and devices for transmitting and receiving data based on orthogonal frequency division multiplexing technology
CN102739594A (en) * 2011-04-12 2012-10-17 中兴通讯股份有限公司 Radio frame parameter configuration and signal transmission method and apparatus thereof
KR102249435B1 (en) 2011-05-18 2021-05-10 마벨 월드 트레이드 리미티드 Short guard interval with green field preamble
JP6058662B2 (en) * 2011-07-28 2017-01-11 サムスン エレクトロニクス カンパニー リミテッド Beam forming apparatus and method in wireless communication system
US9160511B2 (en) * 2012-01-30 2015-10-13 Qualcomm Incorporated Cyclic prefix in evolved multimedia broadcast multicast service with high transmit power
KR20150023777A (en) 2012-06-17 2015-03-05 엘지전자 주식회사 An apparatus for transceiving signals in accordance with a frame structure supportive of a plurlaity of carriers in a wireless communication system and method thereof
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US9485678B2 (en) * 2013-03-11 2016-11-01 Qualcomm Incorporated Effective utilization of cyclic prefix in OFDM systems under benign channel conditions
KR102324176B1 (en) * 2013-08-19 2021-11-09 코히어런트 로직스, 인코포레이티드 Parameterized radio waveform for operating in multiple wireless environments
US9294323B2 (en) 2013-09-10 2016-03-22 Marvell World Trade Ltd. Extended guard interval for outdoor WLAN
US9325552B2 (en) * 2013-09-13 2016-04-26 Qualcomm Incorporated Extended duration cyclic prefix with low overhead for LTE broadcast
US10194006B2 (en) 2013-10-25 2019-01-29 Marvell World Trade Ltd. Physical layer frame format for WLAN
US10218822B2 (en) 2013-10-25 2019-02-26 Marvell World Trade Ltd. Physical layer frame format for WLAN
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CN104734826B (en) * 2013-12-20 2020-08-11 中兴通讯股份有限公司 Ultra-large bandwidth data sending control method and ultra-large bandwidth data sending equipment
US10772092B2 (en) * 2013-12-23 2020-09-08 Qualcomm Incorporated Mixed numerology OFDM design
CN105874740A (en) * 2014-03-13 2016-08-17 Lg电子株式会社 Method for transmitting and receiving signal for low latency in wireless communication system and apparatus therefor
US11855818B1 (en) 2014-04-30 2023-12-26 Marvell Asia Pte Ltd Adaptive orthogonal frequency division multiplexing (OFDM) numerology in a wireless communication network
US10051634B2 (en) * 2014-06-10 2018-08-14 Qualcomm Incorporated Devices and methods for facilitating non-orthogonal wireless communications
CN105743823B (en) * 2014-12-10 2018-11-16 联芯科技有限公司 A kind of channel estimation methods and device
KR101777215B1 (en) 2015-02-13 2017-09-11 삼성전자주식회사 Transmitting apparatus and receiving apparatus and controlling method thereof
JP6571789B2 (en) 2015-03-17 2019-09-04 ノキア ソリューションズ アンド ネットワークス オサケユキチュア Method, apparatus, system and computer program for LTE carrier bandwidth extension using increased subcarrier spacing
US9985760B2 (en) 2015-03-31 2018-05-29 Huawei Technologies Co., Ltd. System and method for an adaptive frame structure with filtered OFDM
US10181966B1 (en) 2015-05-01 2019-01-15 Marvell International Ltd. WiFi classification by pilot sequences
US10382598B1 (en) 2015-05-01 2019-08-13 Marvell International Ltd. Physical layer frame format for WLAN
US10038581B2 (en) 2015-06-01 2018-07-31 Huawei Technologies Co., Ltd. System and scheme of scalable OFDM numerology
US10038518B1 (en) 2015-06-11 2018-07-31 Marvell International Ltd. Signaling phy preamble formats
EP3313015A4 (en) * 2015-06-22 2019-02-27 LG Electronics Inc. Method for transmitting uplink channel and nb-iot device
JP2018532339A (en) * 2015-10-30 2018-11-01 富士通株式会社 Multi-carrier modulation apparatus, multi-carrier demodulation apparatus, method and system
US10461975B2 (en) * 2016-05-11 2019-10-29 Qualcomm Incorporated Dynamic cyclic prefix (CP) length in wireless communication
US10334533B2 (en) 2016-11-02 2019-06-25 At&T Intellectual Property I, L.P. Non-orthogonal design for channel state information reference signals for a 5G air interface or other next generation network interfaces
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Also Published As

Publication number Publication date
KR20100075642A (en) 2010-07-02
WO2009052420A3 (en) 2009-06-11
JP2011502386A (en) 2011-01-20
CN101855880A (en) 2010-10-06
AU2008312350B2 (en) 2013-09-19
EP2210383A2 (en) 2010-07-28
AU2008312350A1 (en) 2009-04-23
CA2702444A1 (en) 2009-04-23
WO2009052420A2 (en) 2009-04-23
BRPI0818547A2 (en) 2015-06-16
MX2010004141A (en) 2010-08-10
EP2210383A4 (en) 2012-09-12

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