CN202551090U - Ethernet passive optical network (EPON) home gateway - Google Patents

Abstract

The utility model discloses an Ethernet passive optical network (EPON) home gateway which comprises a master control module, a power module, an interface module and a storage module, wherein the power module, the interface module and the storage module are electrically connected with the master control module. The EPON home gateway also comprises a photoelectric conversion module, a wireless local area network (WLAN) radio frequency module and a subscriber line interface circuit (SLIC) dual-mode module which are connected with the master control module; the storage module comprises a synchronous dynamic random access memory and a FLASH memory; and the interface module comprises a universal asynchronous receiver/transmitter (UART) interface module, a universal serial bus (USB) interface module, a RJ11 module group and an RJ45 interface module group. According to the EPON home gateway, data, voice and video information of the user unit can be comprehensively accessed, and the EPON home gateway effectively aims at the home gateway equipment applied by fiber to the home (FTTH) and three-network fusion.

Description

The EPON home gateway

Technical field

The utility model relates to field of network data transmission technology, relates in particular to a kind of EPON home gateway.

Background technology

Along with development of Ethernet technology, the maturation of especially present Ethernet passive optical network EPON (Ethernetover Passive Optical Network) technology is used, make network convenient in Industry Control Application, cry one by, integrated.And in existing industrial control network was used, the transfer of data that relates to EPON and wireless network did not also obtain fine application.The notion of EPON (PON) is of long duration, and it has the fiber resource of saving, to the transparent characteristics of procotol, in optical access network, is playing the part of more and more important role.Simultaneously, Ethernet (Ethernet) technology is through the development of two more than ten years, and with its simple and practical, cheap characteristic, almost oneself has ruled local area network (LAN) by warp fully, and at the optimum carrier that in fact is proved to be to carry the IP packet.Along with IP operation the continuous of proportion in metropolitan area and primary transmission risen; Ethernet also through transmission rate, make an aspect such as managerial update; Permeate on the net to access, metropolitan area even bone ten gradually; And combining of Ethernet and PON just produced Ethernet passive optical network (EPON).After EPON produces, high with its stability, reliability is high, it is unrestricted up to remote access, the network model of 20KM to realize, bandwidth can dynamically be adjusted, save characteristics such as optical fiber and optical transceiver and used widely at optical communication field.

Summary of the invention

To the problem that above-mentioned prior art exists, the utility model provides a kind of EPON home gateway.

To achieve these goals; The technical scheme that the utility model adopts is: a kind of EPON home gateway; Comprise main control module, power module, interface module and memory module; Power module, interface module and memory module all are electrically connected with main control module; Also comprise the photoelectric conversion module, WLAN radio-frequency module and the SLIC bimodulus module that link to each other with main control module, memory module comprises synchronous DRAM and FLASH memory, and interface module comprises UART interface module, usb interface module, RJ11 module groups and RJ45 interface module group.

As preferably, the RJ11 module groups comprises two RJ11 interface modules.

As preferably, the RJ45 module groups comprises four RJ45 interface modules.

Compared with prior art, the advantage of the utility model is: the comprehensive access of the data of realization subscriber unit, voice, video information, effectively merge the family gateway equipment of application to FTTH and 3 nets.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Embodiment

To combine accompanying drawing that the utility model is described further below.

A kind of execution mode as the utility model; Consult Fig. 1; The utility model comprises main control module, power module, interface module and memory module; Power module, interface module and memory module all are electrically connected with main control module; Also comprise the photoelectric conversion module, WLAN radio-frequency module and the SLIC bimodulus module that link to each other with main control module, memory module comprises synchronous DRAM and FLASH memory, and interface module comprises UART interface module, usb interface module, RJ11 module groups and RJ45 interface module group.The RJ11 module groups comprises two RJ11 interface modules.The RJ45 module groups comprises four RJ45 interface modules.

This product function is described

1 provides the wireless switching function, supports 802.11b/g/n, supports many SSID function, supports Wi-Fi Protected Setup (being called for short WPS) standard;

2 provide support SIP, IMS SIP and the voice over ip features of agreement H.248;

3 provide the support to the ITMS of China Telecom platform remote management capability, meet " e family of China Telecom terminal and terminal comprehensive-management system interface technical specification Vx.x " requirement;

4 support IP v4/v6 dual stack, support IPv4 ALG;

5 support route mode of operation, bridge joint mode of operation, bridge joint route blend modes of operation;

6 support QoS;

7 support IGMP/MLD (Multicast Listener Discovery) SNOOPING, IGMP/MLD (Multicast Listener Discovery) PROXY function

8 support UPnP IGD1.0 agreement, support DMS (the Digital Media Server) functions of the equipments of DLNA1.5

9 support the USB backup and the recovery fast of configuration file;

10 support EMS telemanagement and the configuration requirement based on OAM, comprise the expansion OAM(Operation Administration Maintenance) of support standard OAM(Operation Administration Maintenance) and " EPON of China Telecom equipment and technology requires (V3.0) " defined;

11 support China Telecom's middleware system

Main control module is selected the master chip of the up-to-date EPON home gateway chip BCM6828F of Broadcom company as system for use.

Its key property is following:

1, processor core is the double-core MIPS32 of 400MHz, has the Instructions Cache of 64KB and the metadata cache of 32KB;

2, each MIPS32 processor is supported one group of VoIP instruction set, the effectively application of deal with data and speech concurrent;

3, be integrated with the additional hardware engine, the classification of special disposal Wire speed packet, bag route and functions such as forwarding and QoS;

4, be integrated with the transceiver unit of EPON and meet IEEE 802.3ah standard EPON MAC,

5, support 1Gbps pattern and 2.5Gbps turbo EPON pattern; It is the EPON characteristic of support expanded simultaneously; Such as protection switch, optical signal detecting, battery saving mode etc., meet " EPON of China Telecom equipment and technology requires V2.1 " standard-required;

6, support two pcm interfaces that are integrated with the VoIP passage of SLAC and 8 time slots are provided;

7, memory interface is the 16-bit DDR2 of 400MHz;

8, integrated route/bridge joint hardware acceleration engine is transmitted with the parcel that satisfies linear speed and is used;

9, the integrated Ethernet crosspoint of 6 ports: 4 Fast Ethernet transceiver and 2 gigabit Ethernet MAC that the RGMII/TMII interface is provided that 10/100 integrated automatic circuit adapts to;

10, provide a PCI Express (PCIe) port to be used for supporting that the WLAN of IEEE 802.11n uses;

11, provide two USB 2.0 main interfaces or USB 2.0 main interfaces and a USB 2.0 from interface;

12, integrated high speed SPI master controller;

13,53 GPIO ports, 4 external interrupt, 2 UART ports, serial Flash interface and NAND Flash interfaces are provided;

14, integrated voltage conversion unit: 2.5V (linear), 1.2V (switching), 1.8V (switching);

15, senior power management function is provided;

16, Chip Packaging is 21 mm x, 21 mm, 0.8 mm pitch, 459 PIN BGA;

To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation in spirit that does not break away from the utility model or the scope in other embodiments among this paper.Therefore, the utility model will can not be limited to these embodiment shown in this paper, but will accord with principle disclosed herein and features of novelty the wideest corresponding to scope.

Claims (3)

1. EPON home gateway; Comprise main control module, power module, interface module and memory module; Power module, interface module and memory module all are electrically connected with main control module; It is characterized in that: also comprise the photoelectric conversion module, WLAN radio-frequency module and the SLIC bimodulus module that link to each other with main control module; Said memory module comprises synchronous DRAM and FLASH memory, and said interface module comprises UART interface module, usb interface module, RJ11 module groups and RJ45 interface module group.

2. EPON home gateway according to claim 1 is characterized in that: said RJ11 module groups comprises two RJ11 interface modules.

3. EPON home gateway according to claim 1 is characterized in that: said RJ45 module groups comprises four RJ45 interface modules.

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