CN115462013A - 一种用于无线保真Wi-Fi系统的通信方法及装置 - Google Patents

一种用于无线保真Wi-Fi系统的通信方法及装置 Download PDF

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Publication number
CN115462013A
CN115462013A CN202080100343.9A CN202080100343A CN115462013A CN 115462013 A CN115462013 A CN 115462013A CN 202080100343 A CN202080100343 A CN 202080100343A CN 115462013 A CN115462013 A CN 115462013A
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China
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mcs
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field
symbol
siga
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CN202080100343.9A
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Inventor
阮卫
林伟
王庭武
沈旭强
王茜
李慕鹄
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0697Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using spatial multiplexing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0009Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0028Formatting
    • H04L1/0029Reduction of the amount of signalling, e.g. retention of useful signalling or differential signalling
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0028Formatting
    • H04L1/0031Multiple signaling transmission
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/004Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056Systems characterized by the type of code used
    • H04L1/007Unequal error protection
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0078Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
    • H04L1/0086Unequal error protection
    • H04L1/0089Unequal error protection in payload
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2602Signal structure
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413MIMO systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0078Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
    • H04L1/0083Formatting with frames or packets; Protocol or part of protocol for error control
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L2001/0098Unequal error protection
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2602Signal structure
    • H04L27/26025Numerology, i.e. varying one or more of symbol duration, subcarrier spacing, Fourier transform size, sampling rate or down-clocking
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2602Signal structure
    • H04L27/261Details of reference signals
    • H04L27/2613Structure of the reference signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W84/00Network topologies
    • H04W84/02Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10Small scale networks; Flat hierarchical networks
    • H04W84/12WLAN [Wireless Local Area Networks]

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

本申请提供一种用于无线保真Wi‑Fi系统的通信方法及装置,涉及通信技术领域,能够提高装置对Wi‑Fi帧的解调性能。该用于无线保真Wi‑Fi系统的通信方法,包括:生成包括第一前导码字段的Wi‑Fi帧,第一前导码字段用于指示Wi‑Fi帧中的数据字段中的至少一个符号的调制与编码策略MCS,其中,至少一个符号中的前m个符号的MCS的阶数小于其它符号的MCS的阶数,其中m为大于或等于1的正整数;然后,传送Wi‑Fi帧。

Description

PCT国内申请,说明书已公开。

Claims (24)

  1. PCT国内申请,权利要求书已公开。
CN202080100343.9A 2020-10-16 2020-10-16 一种用于无线保真Wi-Fi系统的通信方法及装置 Pending CN115462013A (zh)

Applications Claiming Priority (1)

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PCT/CN2020/121687 WO2022077504A1 (zh) 2020-10-16 2020-10-16 一种用于无线保真Wi-Fi系统的通信方法及装置

Publications (1)

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CN115462013A true CN115462013A (zh) 2022-12-09

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US (1) US20230254061A1 (zh)
EP (1) EP4221007A4 (zh)
CN (1) CN115462013A (zh)
WO (1) WO2022077504A1 (zh)

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Publication number Priority date Publication date Assignee Title
CN116781213B (zh) * 2023-08-17 2023-11-07 上海朗力半导体有限公司 基于索引调制传输的编码调制参数确定方法及服务设备

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170048034A1 (en) * 2015-08-10 2017-02-16 Qualcomm Incorporated Methods and apparatus for he-sigb encoding
US20170171363A1 (en) * 2015-12-11 2017-06-15 Marvell World Trade Ltd. Signal Field Encoding in a High Efficiency Wireless Local Area Network (WLAN) Data Unit
US20170373901A1 (en) * 2015-02-02 2017-12-28 Lg Electronics Inc. Methods and apparatus for transmitting/receiving he-sig b
WO2019045708A1 (en) * 2017-08-30 2019-03-07 Intel IP Corporation METHODS AND SYSTEMS FOR NEW GENERATION WI-FI
CN111726193A (zh) * 2019-03-18 2020-09-29 华为技术有限公司 信息指示方法及装置、数据传输系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9357437B2 (en) * 2011-04-28 2016-05-31 Intel Corporation Methods and arrangements for communications in low power wireless networks
CN106576020B (zh) * 2014-08-21 2020-04-24 Lg 电子株式会社 在无线通信系统中的数据传输方法以及其装置
JP6557348B6 (ja) * 2015-03-06 2019-09-18 エルジー エレクトロニクス インコーポレイティド 無線通信システムのデータ送信方法及び装置
EP3391563A4 (en) * 2015-12-16 2019-04-24 Telefonaktiebolaget LM Ericsson (publ) SENDING COMMUNICATION DEVICE, RECEIVING COMMUNICATION DEVICE AND METHOD THEREFORE WITH ILLUSTRATION OF THE CONSTELLATION SYMBOLS
US20190123849A1 (en) * 2016-05-04 2019-04-25 Telefonaktiebolaget Lm Ericsson (Publ) Transmitter, a receiver and respective methods performed thereby for communicating with each other
CN112134647B (zh) * 2016-10-12 2023-03-03 Oppo广东移动通信有限公司 传输数据的方法和发送端设备

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170373901A1 (en) * 2015-02-02 2017-12-28 Lg Electronics Inc. Methods and apparatus for transmitting/receiving he-sig b
US20170048034A1 (en) * 2015-08-10 2017-02-16 Qualcomm Incorporated Methods and apparatus for he-sigb encoding
US20170171363A1 (en) * 2015-12-11 2017-06-15 Marvell World Trade Ltd. Signal Field Encoding in a High Efficiency Wireless Local Area Network (WLAN) Data Unit
WO2019045708A1 (en) * 2017-08-30 2019-03-07 Intel IP Corporation METHODS AND SYSTEMS FOR NEW GENERATION WI-FI
CN111726193A (zh) * 2019-03-18 2020-09-29 华为技术有限公司 信息指示方法及装置、数据传输系统

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US20230254061A1 (en) 2023-08-10
EP4221007A1 (en) 2023-08-02
WO2022077504A1 (zh) 2022-04-21

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