CN112438026A - 信息传输方法、光线路终端、光网络单元及通信系统 - Google Patents

信息传输方法、光线路终端、光网络单元及通信系统 Download PDF

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CN112438026A
CN112438026A CN201880095792.1A CN201880095792A CN112438026A CN 112438026 A CN112438026 A CN 112438026A CN 201880095792 A CN201880095792 A CN 201880095792A CN 112438026 A CN112438026 A CN 112438026A
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onu
olt
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CN112438026B (zh
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张伦
郑刚
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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
    • H04B10/27—Arrangements for networking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q11/0067—Provisions for optical access or distribution networks, e.g. Gigabit Ethernet Passive Optical Network (GE-PON), ATM-based Passive Optical Network (A-PON), PON-Ring
    • 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
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
    • H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
    • H04B10/0795—Performance monitoring; Measurement of transmission parameters
    • 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
    • H04B10/25—Arrangements specific to fibre 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
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2589—Bidirectional transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0682—Clock or time synchronisation in a network by delay compensation, e.g. by compensation of propagation delay or variations thereof, by ranging
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/0064—Arbitration, scheduling or medium access control aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/0086—Network resource allocation, dimensioning or optimisation

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computing Systems (AREA)
  • Small-Scale Networks (AREA)
  • Optical Communication System (AREA)

Abstract

本申请实施例提供一种信息传输方法、光线路终端、光网络单元及通信系统，光线路终端OLT侧的方法包括：OLT通过第一通道为第一光网络单元ONU分配标识，并对所述第一ONU进行测距，得到所述第一通道的测距信息。在所述OLT与所述ONU协商确定使用双通道进行信息传输后，所述OLT通过所述第二通道与所述第一ONU进行第一业务的数据传输。该方法中，通过第一通道进行标识分配以及测距，通过第二通道进行第一业务数据传输，可以使得对时延要求较高的业务数据不再产生较大时延，进而保证这些业务的正常执行。

Description

PCT国内申请，说明书已公开。

Claims (30)

  1. PCT国内申请，权利要求书已公开。
CN201880095792.1A 2018-08-31 2018-08-31 信息传输方法、光线路终端、光网络单元及通信系统 Active CN112438026B (zh)

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US (1) US11405109B2 (zh)
EP (1) EP3836428B1 (zh)
JP (1) JP7235398B2 (zh)
KR (1) KR102418709B1 (zh)
CN (1) CN112438026B (zh)
ES (1) ES2936458T3 (zh)
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CN112261514B (zh) * 2020-10-22 2022-09-13 中国联合网络通信集团有限公司 业务处理方法、装置及设备
CN115379314A (zh) * 2021-05-18 2022-11-22 中兴通讯股份有限公司 光网络单元注册方法、光线路终端、光网络单元、介质

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WO2020042165A1 (zh) 2020-03-05
ES2936458T3 (es) 2023-03-17
JP7235398B2 (ja) 2023-03-08
CN112438026B (zh) 2023-04-04
EP3836428B1 (en) 2022-12-28
US20210184772A1 (en) 2021-06-17
EP3836428A4 (en) 2021-09-01
KR102418709B1 (ko) 2022-07-07
JP2021536184A (ja) 2021-12-23
US11405109B2 (en) 2022-08-02
KR20210048525A (ko) 2021-05-03

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