CN112042163A - 传输数据的方法和装置 - Google Patents

传输数据的方法和装置 Download PDF

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Publication number
CN112042163A
CN112042163A CN201880092792.6A CN201880092792A CN112042163A CN 112042163 A CN112042163 A CN 112042163A CN 201880092792 A CN201880092792 A CN 201880092792A CN 112042163 A CN112042163 A CN 112042163A
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odu
network device
bit rate
data
processor
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CN201880092792.6A
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CN112042163B (zh
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苏伟
吴秋游
青华平
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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
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • 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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
    • H04J3/1605—Fixed allocated frame structures
    • H04J3/1652—Optical Transport Network [OTN]
    • 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
    • H04B10/693—Arrangements for optimizing the preamplifier in the receiver
    • H04B10/6932—Bandwidth control of bit rate adaptation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/08—Time-division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/07—Synchronising arrangements using pulse stuffing for systems with different or fluctuating information rates or bit rates
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
    • H04J3/1605—Fixed allocated frame structures
    • H04J3/1652—Optical Transport Network [OTN]
    • H04J3/1658—Optical Transport Network [OTN] carrying packets or ATM cells
    • 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
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • 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
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0025—Transmission of mode-switching indication
    • 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
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0046—Code rate detection or code type detection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0073—Services, e.g. multimedia, GOS, QOS
    • H04J2203/0082—Interaction of SDH with non-ATM protocols
    • H04J2203/0085—Support of Ethernet

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computing Systems (AREA)
  • Multimedia (AREA)
  • Time-Division Multiplex Systems (AREA)

Abstract

本申请提供了一种传输数据的方法和装置，该方法包括：网络设备对待发送的光数据单元ODU进行处理得到另一ODU，所述另一ODU的比特速率低于所述ODU的比特速率；所述网络设备发送所述另一ODU。本申请实施例通过对ODU进行处理得到比特速率较低的另一ODU，有利于降低在OTN中传输业务数据时的速率提升，以降低OTN接口速率，从而降低OTN的成本。

Description

PCT国内申请，说明书已公开。

Claims (40)

  1. PCT国内申请，权利要求书已公开。
CN201880092792.6A 2018-05-25 2018-05-25 传输数据的方法和装置 Active CN112042163B (zh)

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CN202211078303.6A CN115623363A (zh) 2018-05-25 2018-05-25 传输数据的方法和装置

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Application Number Priority Date Filing Date Title
PCT/CN2018/088465 WO2019223000A1 (zh) 2018-05-25 2018-05-25 传输数据的方法和装置

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CN112042163B CN112042163B (zh) 2022-09-09

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US10333614B2 (en) 2016-10-11 2019-06-25 Ciena Corporation Partial survivability for multi-carrier and multi-module optical interfaces
US11843414B2 (en) 2016-10-11 2023-12-12 Ciena Corporation FlexO/ZR subrating and partial survivability
CN110649986B (zh) * 2018-06-26 2022-07-19 中兴通讯股份有限公司 使用灵活光网络的业务传输方法、装置、设备及存储介质
WO2022192318A1 (en) * 2021-03-10 2022-09-15 Ciena Corporation Flexo/zr subrating and partial survivability
US11695494B2 (en) * 2021-06-29 2023-07-04 Ciena Corporation FlexO/ZR asynchronous adaptation using a variable length frame
CN116418455A (zh) * 2021-12-31 2023-07-11 中兴通讯股份有限公司 分组信号的发送方法、装置、存储介质以及电子装置
JPWO2023188431A1 (zh) * 2022-04-01 2023-10-05

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Publication number Publication date
CN115623363A (zh) 2023-01-17
EP3790247A4 (en) 2021-05-05
US11438069B2 (en) 2022-09-06
US20210083774A1 (en) 2021-03-18
WO2019223000A1 (zh) 2019-11-28
US11777608B2 (en) 2023-10-03
EP3790247A1 (en) 2021-03-10
US20240072899A1 (en) 2024-02-29
CN112042163B (zh) 2022-09-09
US20230022416A1 (en) 2023-01-26

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