CN204559580U

CN204559580U - A kind of fibre channel media

Info

Publication number: CN204559580U
Application number: CN201520279183.5U
Authority: CN
Inventors: 丁雪
Original assignee: Yunnan Normal University
Current assignee: Yunnan Normal University
Priority date: 2015-05-04
Filing date: 2015-05-04
Publication date: 2015-08-12
Anticipated expiration: 2025-05-04

Abstract

The utility model relates to fiber optic communications devices technical field, especially a kind of fibre channel media.It comprises a switching network controller, several N port controllers and a path control deivce, and two optical-electrical converters and that are all linked in sequence between each N port controller and path control deivce are for sending request the F port controller of signal simultaneously to path control deivce and switching network controller; Path control deivce and F port controller are connected with switching network controller respectively and are controlled by switching network controller.The utility model utilizes F port controller as the data transmission channel between multiple N port controller and between switching network controller and one of them N port controller, optical-electrical converter is utilized to carry out turning mutually of light signal and the signal of telecommunication, path control deivce is utilized to set up a routing table to record the physical address being connected to the N port controller of each F port controller, and the route requests sent by F port controller is responded, the stability of Signal transmissions is ensured with this.

Description

A kind of fibre channel media

Technical field

The utility model relates to fiber optic communications devices technical field, especially a kind of fibre channel media.

Background technology

Optical-fibre channel is a kind of novel and tool communication technology with broad prospects for development, it integrates the network communications technology and passage control technology advantage, for high-speed communicating network provides a kind of high reliability, low cost and real-time solution, simultaneously it supports the multiple upper-layer protocols such as SCSI, IP, HIPPI, ATM, thus becomes the developing direction of computer bus, distributed, multi-protocols high-speed local area network; Wherein, fibre channel media is the nucleus equipment of light channel network interconnection, is widely used in the various fields such as commercialization, military, space flight, aviation, navigation.

But, the existing optical fiber switch defects such as but ubiquity system configuration is complicated, cost is high, unstable properties, data-handling capacity are poor, antijamming capability is weak.Therefore, be necessary to propose improvement project to existing optical fiber switch.

Utility model content

For the deficiency that above-mentioned prior art exists, the purpose of this utility model is to provide that a kind of system configuration is simple, the fibre channel media of stable signal transmission.

To achieve these goals, the utility model adopts following technical scheme:

A kind of fibre channel media, it comprise one for data are carried out interactive maintenance switching network controller, several for connecting the N port controller and of external equipment for recording the path control deivce of the physical address of each N port controller, be all linked in sequence two between each described N port controller and path control deivce for carrying out the optical-electrical converter and of photoelectric receiving for sending request the F port controller of signal to path control deivce and switching network controller simultaneously; Described path control deivce and F port controller are connected with switching network controller respectively and are controlled by switching network controller.

Preferably, described switching network controller comprises PPC750 type CPU, ethernet controller, Flsah memory, DRAM memory and MPC107 type microprocessor, described microprocessor is connected with CPU by 60X bus, described ethernet controller, F port controller are all connected with microprocessor by pci bus with path control deivce, and described Flsah memory is connected with microprocessor respectively with DRAM memory.

Preferably, described optical-electrical converter comprise be linked in sequence between N port controller and F port controller for light signal is converted to differential current signal light transceiving integrated module, be used for the photoelectric conversion chip that differential current signal is processed and the electrical interface module being used for carrying out the current signal that photoelectric conversion chip exports low-pass filtering treatment; Described light transceiving integrated module comprises RTXM15-14 type light transceiving chip, and described photoelectric conversion chip is ML4664 cake core, and described electrical interface module comprises FS1301 cake core.

Owing to have employed such scheme, the utility model utilizes F port controller as the data transmission channel between multiple N port controller and between switching network controller and one of them N port controller, optical-electrical converter is utilized to carry out turning mutually of light signal and the signal of telecommunication, path control deivce is utilized to set up a routing table to record the physical address being connected to the N port controller of each F port controller, and the route requests sent by F port controller is responded, the stability of Signal transmissions is ensured with this; Its system configuration is simple, has very strong practical value.

Accompanying drawing explanation

Fig. 1 is the system principle diagram of the utility model embodiment;

Fig. 2 is the theory diagram of the optical-electrical converter of the utility model embodiment;

Fig. 3 is the circuit structure diagram of the optical-electrical converter of the utility model embodiment.

Embodiment

Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.

As shown in Figure 1, the fibre channel media of the present embodiment, it comprise one for data are carried out interactive maintenance switching network controller 1, several for connecting the N port controller 2 and of external equipment for recording the path control deivce 3 of the physical address of each N port controller 2, be all linked in sequence two between each N port controller 2 and path control deivce 3 for carrying out the optical-electrical converter 4 and of photoelectric receiving for sending request the F port controller 5 of signal to path control deivce 3 and switching network controller 1 simultaneously; Path control deivce 3 and F port controller 5 are connected with switching network controller 1 respectively and are controlled by switching network controller 1.So, utilize F port controller 5 as the data transmission channel between multiple N port controller 2 and between switching network controller 1 and one of them N port controller 2, optical-electrical converter 4 is utilized to carry out turning mutually of light signal and the signal of telecommunication, utilize path control deivce 3 to set up a routing table to record the physical address being connected to the N port controller 2 of each F port controller 5, and the route requests sent by F port controller 5 is responded; When two or more N port controller 2 carries out communication, the address date of the address date of self and object N port controller 2 can be sent to corresponding F port controller 5, two address dates and request signal are sent to path control deivce 3 by F port controller 5, path control deivce 3 searches routing table, after the F port controller 5 finding object N port controller 2 correspondence, 1 coordination of switching network controller completes communication and connects.

For ensureing accuracy and the reliability of data processing, the switching network controller 1 of the present embodiment comprises PPC750 type CPU 6, ethernet controller 7, for the Flsah memory 8 of deposit operation system and application program, the DRAM memory 9 run for coordinating the application program in Flsah memory 8 and in return net controller 1 are externally connected the MPC107 type microprocessor 10 of bridge, microprocessor 10 is connected with CPU 6 by 60X bus, ethernet controller 7, F port controller 5 is all connected with microprocessor 10 by pci bus with path control deivce 3, and Flsah memory 8 and DRAM memory 9 are connected with microprocessor 10 respectively, when application program is run, application program can first import in DRAM memory 9 by microprocessor 10, and the control command then accepting CPU 6 carries out the operation of program.

For improving the stability of Signal transmissions further, simplify the circuit structure of whole all-in-one to greatest extent simultaneously, as shown in Figures 2 and 3, the optical-electrical converter 4 of the present embodiment comprise be linked in sequence between N port controller 2 and F port controller 5 for light signal is converted to differential current signal light transceiving integrated module 11, be used for the photoelectric conversion chip 12 that differential current signal is processed and the electrical interface module 13 being used for carrying out the current signal that photoelectric conversion chip 12 exports low-pass filtering treatment; Wherein, the light transceiving integrated module 11 of the present embodiment comprises RTXM15-14 type light transceiving chip, and photoelectric conversion chip 12 is ML4664 cake core, and electrical interface module 13 comprises FS1301 cake core; Certainly, for meeting the demand of Signal reception and transmission, the signal throughput direction being arranged at two optical-electrical converters 4 between N port controller 2 with F port controller 5 is contrary; When light signal enters after in light transceiving integrated module 11, light signal can be converted to the current signal of difference by it, after the mode of current signal employing AC coupled is sent into and is for further processing in photoelectric conversion chip 12, low-pass filtering is carried out again through electrical interface module 13, thus enter F port controller 5, complete the transfer process of light signal to the signal of telecommunication with this.

The foregoing is only preferred embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model, every utilize the utility model specification and accompanying drawing content to do equivalent structure or equivalent flow process

Conversion, or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.

Claims

1. a fibre channel media, it is characterized in that: it comprise one for data are carried out interactive maintenance switching network controller, several for connecting the N port controller and of external equipment for recording the path control deivce of the physical address of each N port controller, be all linked in sequence two between each described N port controller and path control deivce for carrying out the optical-electrical converter and of photoelectric receiving for sending request the F port controller of signal to path control deivce and switching network controller simultaneously; Described path control deivce and F port controller are connected with switching network controller respectively and are controlled by switching network controller.

2. a kind of fibre channel media as claimed in claim 1, it is characterized in that: described switching network controller comprises PPC750 type CPU, ethernet controller, Flsah memory, DRAM memory and MPC107 type microprocessor, described microprocessor is connected with CPU by 60X bus, described ethernet controller, F port controller are all connected with microprocessor by pci bus with path control deivce, and described Flsah memory is connected with microprocessor respectively with DRAM memory.

3. a kind of fibre channel media as claimed in claim 1 or 2, is characterized in that: described optical-electrical converter comprise be linked in sequence between N port controller and F port controller for light signal is converted to differential current signal light transceiving integrated module, be used for the photoelectric conversion chip that differential current signal is processed and the electrical interface module being used for carrying out the current signal that photoelectric conversion chip exports low-pass filtering treatment; Described light transceiving integrated module comprises RTXM15-14 type light transceiving chip, and described photoelectric conversion chip is ML4664 cake core, and described electrical interface module comprises FS1301 cake core.