CN104981990A - 检测上行光信号的功率的方法、装置、光线路终端和光网络系统 - Google Patents

检测上行光信号的功率的方法、装置、光线路终端和光网络系统 Download PDF

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Publication number
CN104981990A
CN104981990A CN201380002470.5A CN201380002470A CN104981990A CN 104981990 A CN104981990 A CN 104981990A CN 201380002470 A CN201380002470 A CN 201380002470A CN 104981990 A CN104981990 A CN 104981990A
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China
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uplink optical
optical signal
signal
trigger signal
duration
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CN201380002470.5A
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CN104981990B (zh
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曾小飞
李三中
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
    • H04B10/07—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
    • H04B10/07955—Monitoring or measuring power
    • 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
    • H04B10/272—Star-type networks or tree-type networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/08—Time-division multiplex systems

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

Abstract

本发明公开了一种检测上行光信号的功率的方法、装置、光线路终端和光网络系统。该方法包括：对于待检测的多个上行光信号中的每个上行光信号，分别生成该每个上行光信号的用于检测光功率的触发信号，该每个上行光信号的触发信号具有相同的持续时间；在该每个上行光信号的触发信号的持续时间内，分别检测该每个上行光信号的功率。本发明实施例的检测上行光信号的功率的方法、装置、光线路终端和光网络系统，通过对于待检测的不同上行光信号，都生成具有相同的持续时间的触发信号，使得用于光功率检测的充电电路的充电时间相同且固定不变，从而能够提高上行光信号的功率测量精度和重复性。

Description

PCT国内申请，说明书已公开。

Claims (1)

  1. PCT国内申请，权利要求书已公开。
CN201380002470.5A 2013-12-30 2013-12-30 检测上行光信号的功率的方法、装置、光线路终端和光网络系统 Active CN104981990B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2013/090828 WO2015100520A1 (zh) 2013-12-30 2013-12-30 检测上行光信号的功率的方法、装置、光线路终端和光网络系统

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CN104981990A true CN104981990A (zh) 2015-10-14
CN104981990B CN104981990B (zh) 2018-06-05

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US (1) US9866317B2 (zh)
EP (1) EP3065312B1 (zh)
CN (1) CN104981990B (zh)
ES (1) ES2669893T3 (zh)
WO (1) WO2015100520A1 (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9831948B2 (en) * 2015-09-22 2017-11-28 Exfo Inc. Optical power measurement in a passive optical network
CN109995436B (zh) * 2017-12-29 2021-08-31 北京华为数字技术有限公司 光线路终端的单板及光线路终端
CN115250386A (zh) * 2021-04-26 2022-10-28 华为技术有限公司 一种光通信系统、光信号的传输方法及相关设备

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102130720A (zh) * 2010-12-03 2011-07-20 华为技术有限公司 无源光网络的光功率检测方法、系统和装置
US20130004156A1 (en) * 2011-06-30 2013-01-03 Ubiquoss Inc. Passive optical network system and method for detecting fault in optical network terminal
CN103004108A (zh) * 2012-09-13 2013-03-27 华为技术有限公司 光功率检测方法、装置、设备和光模块

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090202026A1 (en) * 2008-02-08 2009-08-13 Tellabs Petaluma, Inc. Method, network, apparatus and computer program for using qualifying circuits in clock and data recovery circuits
US8442398B2 (en) * 2008-10-21 2013-05-14 Broadcom Corporation Performance monitoring in passive optical networks
US8335235B2 (en) * 2009-03-20 2012-12-18 Broadcom Corporation Methods and apparatus for extending MAC control message in EPON
CN101854208B (zh) * 2009-03-31 2014-12-03 华为技术有限公司 一种光功率测量的方法、光线路终端和光网络单元
JP5463165B2 (ja) * 2010-02-26 2014-04-09 株式会社日立製作所 省電力化可能なｐｏｎシステムにおける、ｏｎｕのスリープ状態からの復旧方法
US8879594B2 (en) * 2012-11-01 2014-11-04 Broadcom Corporation Efficient power control for an automatic laser driver

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102130720A (zh) * 2010-12-03 2011-07-20 华为技术有限公司 无源光网络的光功率检测方法、系统和装置
US20130004156A1 (en) * 2011-06-30 2013-01-03 Ubiquoss Inc. Passive optical network system and method for detecting fault in optical network terminal
CN103004108A (zh) * 2012-09-13 2013-03-27 华为技术有限公司 光功率检测方法、装置、设备和光模块

Also Published As

Publication number Publication date
EP3065312B1 (en) 2018-04-04
ES2669893T3 (es) 2018-05-29
US20160308613A1 (en) 2016-10-20
WO2015100520A1 (zh) 2015-07-09
EP3065312A4 (en) 2016-12-21
EP3065312A1 (en) 2016-09-07
US9866317B2 (en) 2018-01-09
CN104981990B (zh) 2018-06-05

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