Interface matching method, device and system for PON (passive optical network)

A passive optical network and matching method technology, applied in the selection device, transmission system, selection device and other directions of the multiplexing system, can solve the problem of increasing procurement costs, not meeting the development trend of maintenance-free development of small-sized equipment, and large workload. and other problems to achieve the effect of self-adaptive matching and reducing equipment management and maintenance costs

Active Publication Date: 2011-08-10
HUAWEI TECH CO LTD
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Passive Optical Network (PON) technology is a point-to-multipoint optical access technology. With the development of optical input and copper output and the evolution of PON technology, there are usually multiple modes of network interfaces in various countries: for small-sized Equipment (including MxU or ONT), such as the current EPON interface, GPON interface, GE interface, etc., the existing solution is basically OLT and fiber-to-the-building (FTTB) equipment binding configuration, if there is a network upgrade, such as from Ethernet Upgrading to XPON basically requires replacement of FTTB equipment, or equipment hardware upgrade to support XPON interface, service activation requires manual modification and reconfiguration, which is quite cumbersome and increases procurement costs
In addition, equipment layout, software debugging, and business configuration all require a lot of work, and the maintenance cost is high, which does not meet the development trend of maintenance-free and zero-touch (ZEROTOUCH) for small-sized equipment.

Method used

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  • Interface matching method, device and system for PON (passive optical network)
  • Interface matching method, device and system for PON (passive optical network)
  • Interface matching method, device and system for PON (passive optical network)

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Embodiment Construction

[0021] Such as figure 1 As shown, the passive optical network system of the present invention is made up of optical line terminal (OLT) 12, optical splitter 14, optical network unit (ONU) 16 and the optical fiber that connects these equipments, and OLT is as central office equipment, through a The trunk optical fiber is connected to the optical splitter 14, and the optical splitter connects each ONU through a separate branch optical fiber. In the downstream direction, the optical splitter realizes the light splitting function, and sends the downstream optical signal of the OLT12 to all ONU16 through the branch optical fiber; Send it to OLT12 through the backbone optical fiber.

[0022] Such as figure 2 As shown, the passive optical network device 20 of the present invention may be an ONU, an OLT or an optical splitter, and specifically includes a service access module 22 , a forwarding control module 24 and an uplink module 26 . Wherein, the service access module 22 is use...

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Abstract

The invention discloses an interface matching method, device and system for a PON (passive optical network). The method comprises the following step: PON equipment determines the type of the current network based on a received signal; whether the interface mode of the PON equipment is matched with the type of the current network is judged; the PON equipment enters into the normal working state if the interface mode of the PON equipment is matched with the type of the current network; and then the PON equipment automatically selects an interface matched with the type of the current network and enters the normal working state if the interface mode of PON equipment is not matched with the type of the current network. In the embodiment of the invention, adaptive matching of interfaces can be realized by automatic selection of the PON equipment, thus obviously reducing the equipment management and maintenance cost of network operators.

Description

technical field [0001] The invention relates to the communication field, in particular to an interface matching method, device and system of a passive optical network. Background technique [0002] Passive Optical Network (PON) technology is a point-to-multipoint optical access technology. With the development of optical input and copper output and the evolution of PON technology, there are usually multiple modes of network interfaces in various countries: for small-sized Equipment (including MxU or ONT), such as the current EPON interface, GPON interface, GE interface, etc., the existing solution is basically OLT and fiber-to-the-building (FTTB) equipment binding configuration, if there is a network upgrade, such as from Ethernet To upgrade to XPON, the FTTB equipment needs to be replaced, or the equipment hardware is upgraded to support the XPON interface. The service activation needs to be modified and reconfigured manually, which is quite cumbersome and increases the pro...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04Q11/00H04L29/10
Inventor 宋奇刚聂世玮王苏
Owner HUAWEI TECH CO LTD
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