CN110603792A - 一种数据传输方法、设备及系统 - Google Patents

一种数据传输方法、设备及系统 Download PDF

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CN110603792A
CN110603792A CN201780090490.0A CN201780090490A CN110603792A CN 110603792 A CN110603792 A CN 110603792A CN 201780090490 A CN201780090490 A CN 201780090490A CN 110603792 A CN110603792 A CN 110603792A
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CN110603792B (zh
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姜彤
罗鹏飞
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/516—Details of coding or modulation
    • H04B10/524—Pulse modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/114—Indoor or close-range type systems
    • H04B10/116—Visible light communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/114—Indoor or close-range type systems
    • H04B10/1141—One-way transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/60—Receivers
    • H04B10/66—Non-coherent receivers, e.g. using direct detection
    • H04B10/69—Electrical arrangements in the receiver
    • H04B10/691—Arrangements for optimizing the photodetector in the receiver
    • 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

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

本申请实施例提供一种数据传输方法、设备及系统，涉及通信技术领域，能够解决信号传输速率较低的问题。该方法包括：确定在满足预设条件的情况下，一个第一符号集合包括第一符号的数量N以及一个第一符号集合传输的比特数K，预设条件为式(I)，m≥2，N≥2，K≥3；获取X个数据块，前X‑1个数据块中的每个均包括K个比特，最后一个包括Y个比特，X≥1，K≥Y≥1；将X个数据块中的每个处理为N个第一符号，获取并发送N·X个第一符号；或者，将前X‑1个数据块中的每个均处理为N个第一符号，将最后一个数据块处理为Z个第二符号，Z≥1，发送N·(X‑1)个第一符号以及Z个第二符号。

Description

PCT国内申请，说明书已公开。

Claims (35)

  1. PCT国内申请，权利要求书已公开。
CN201780090490.0A 2017-05-23 2017-05-23 一种数据传输方法、设备及系统 Active CN110603792B (zh)

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PCT/CN2017/085564 WO2018214032A1 (zh) 2017-05-23 2017-05-23 一种数据传输方法、设备及系统

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CN110603792A true CN110603792A (zh) 2019-12-20
CN110603792B CN110603792B (zh) 2023-02-03

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EP (1) EP3629536A4 (zh)
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US11979193B2 (en) * 2019-07-08 2024-05-07 Kookmin University Industry Academy Cooperation Foundation Communication method and device in optical camera communication system
US11509353B2 (en) * 2019-11-25 2022-11-22 Corning Research & Development Corporation Communication systems and methods over direct current (DC) power conductors to remote subunits

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US10897312B2 (en) 2021-01-19
WO2018214032A1 (zh) 2018-11-29
EP3629536A4 (en) 2020-05-27
CN110603792B (zh) 2023-02-03
EP3629536A1 (en) 2020-04-01
US20200092007A1 (en) 2020-03-19

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