TWI660639B - 高效率ｗｌａｎ前序信號結構 - Google Patents

高效率ｗｌａｎ前序信號結構 Download PDF

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Publication number
TWI660639B
TWI660639B TW103123021A TW103123021A TWI660639B TW I660639 B TWI660639 B TW I660639B TW 103123021 A TW103123021 A TW 103123021A TW 103123021 A TW103123021 A TW 103123021A TW I660639 B TWI660639 B TW I660639B
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Taiwan
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TW103123021A
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TW201507503A (zh
Inventor
費馬尼薩米耶
田斌
凡利斯艾柏
凡尼迪迪兒喬哈奈斯理查
坦卓拉胡爾
多安當恩格
田濤
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高通公司
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    • 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
    • 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
    • H04L1/0006—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format
    • H04L1/0007—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format by modifying the frame length
    • 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
    • H04L1/0072—Error control for data other than payload data, e.g. control data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/0035—Synchronisation arrangements detecting errors in frequency or phase
    • 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
    • H04L27/26025—Numerology, i.e. varying one or more of symbol duration, subcarrier spacing, Fourier transform size, sampling rate or down-clocking
    • 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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2657—Carrier synchronisation
    • 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
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10—Small scale networks; Flat hierarchical networks
    • H04W84/12—WLAN [Wireless Local Area Networks]

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Small-Scale Networks (AREA)
TW103123021A 2013-07-05 2014-07-03 高效率ｗｌａｎ前序信號結構 TWI660639B (zh)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US201361843228P 2013-07-05 2013-07-05
US61/843,228 2013-07-05
US201361898397P 2013-10-31 2013-10-31
US61/898,397 2013-10-31
US201361914272P 2013-12-10 2013-12-10
US61/914,272 2013-12-10
US14/322,048 US9780919B2 (en) 2013-07-05 2014-07-02 High efficiency WLAN preamble structure
US14/322,048 2014-07-02

Publications (2)

Publication Number Publication Date
TW201507503A TW201507503A (zh) 2015-02-16
TWI660639B true TWI660639B (zh) 2019-05-21

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
TW103123021A TWI660639B (zh) 2013-07-05 2014-07-03 高效率ｗｌａｎ前序信號結構

Country Status (11)

Country Link
US (1) US9780919B2 (OSRAM)
EP (1) EP3017637B1 (OSRAM)
JP (1) JP6466430B2 (OSRAM)
KR (1) KR20160030521A (OSRAM)
CN (1) CN105359597B (OSRAM)
BR (1) BR112016000084B1 (OSRAM)
CA (1) CA2912615C (OSRAM)
ES (1) ES2711372T3 (OSRAM)
HU (1) HUE042269T2 (OSRAM)
TW (1) TWI660639B (OSRAM)
WO (1) WO2015003119A1 (OSRAM)

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US20120327871A1 (en) * 2011-06-24 2012-12-27 Interdigital Patent Holdings, Inc. Non-legacy preamble for wireless local area networks

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US20150009894A1 (en) 2015-01-08
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CN105359597A (zh) 2016-02-24
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