CN204465559U

CN204465559U - The two-in-one local side apparatus of flexible combination type EOC

Info

Publication number: CN204465559U
Application number: CN201520112041.XU
Authority: CN
Inventors: 童克玻; 朱奇峰; 朱荣寿
Original assignee: Hangzhou CNCR-IT Co Ltd
Current assignee: Hangzhou CNCR-IT Co Ltd
Priority date: 2015-02-15
Filing date: 2015-02-15
Publication date: 2015-07-08
Anticipated expiration: 2025-02-15

Abstract

The utility model discloses the two-in-one local side apparatus of a kind of flexible combination type EOC.By connecting line by each equipment string together, this mode price is high for the two-in-one local side apparatus of existing flexible combination type ECO, and various connecting line mixes and can produce interference.The utility model comprises EOC primary module and ONU module; During as outdoor version equipment, the reserved interface installing ONU module on EOC primary module, by the equipment kenel of contact pin form combination needs between EOC primary module and ONU module; During as indoor type equipment, also comprise floor module; Floor module can be selected a road or two-way export, and reserved multiple interface; EOC primary module is all connected with floor module by interface with ONU module, and welds on floor module.The utility model only need develop three modules just can meet the multiple demand of client; Do not need again for various materials when producing stock, do not need during installation to use various connecting line, save time, laborsaving, cost-saving.

Description

The two-in-one local side apparatus of flexible combination type EOC

Technical field

The utility model belongs to EOC, EPON broadcasting and TV coaxial data communication access field, relates to the local side apparatus of two-in-one device indoor type, each kenel of outdoor version.

Background technology

With digitization of broadcasting and Two-way Network transformation process, accelerate development for coordinating Digital Television multiple business, build broadband, two-way cable TV network, provide for cable TV subscriber the comprehensive multimedia business such as Internet, VoD, interactive television extensively to be admitted.And China's broadcasting and TV coaxial cable Cable access covering reaches 1.5 hundred million users, cover one of Wireline the most widely, coaxial cable has broadband simultaneously, the characteristics such as high bandwidth, therefore how on existing coaxial network, to carry Ethernet, IP operation, provide Ethernet Over Cable to become the focus of various technology.In order to adapt to different indoor, outdoor environment, single channel, multiple-channel output etc., need the various diversified kenel of local side apparatus.

The technology of existing ECO(transmission over coaxial cable Ethernet data is referred to as) product of two-in-one local side apparatus flexible combination is by each device assembles, by connecting line by each equipment string together.Price comparison is high on the one hand for the equipment of this mode, and equipment seems chaotic on the other hand, and various power line, radio frequency line, netting twine, optical fiber mix, and also can produce interference.

Summary of the invention

The purpose of this utility model is for the deficiencies in the prior art, the two-in-one local side apparatus of a kind of flexible combination type EOC is provided, two-in-one for EOC+ONU local side apparatus is split into modules, according to the actual requirements these block combiner are become the equipment kenel of needs, realization is indoor, outdoor equipment shares board, thus reduces the development time and produce stock equipment.

The technical scheme that the utility model technical solution problem adopts is:

The utility model comprises EOC primary module and ONU module; During as outdoor version equipment, the reserved interface installing ONU module on EOC primary module, by the equipment kenel of contact pin form combination needs between EOC primary module and ONU module.During as indoor type equipment, also comprise floor module; Floor module can be selected a road or two-way export, and reserved multiple interface; EOC primary module is all connected with floor module by interface with ONU module, and welds on floor module.

Described EOC primary module comprises master chip AR7410, amplifier chip AR1500, exchange chip AR8328, phy chip I P101 and CPU; CPU adopts MSE510 chip.Amplifier chip AR1500 transmits analogue data to master chip AR7410; Master chip AR7410 converts digital signal to analog signal, outputs to exchange chip AR8328, is gone out by the phy port transmission of exchange chip AR8328; Exchange chip AR8328 and CPU is connected by phy chip I P101; Master chip AR7410 and CPU is all connected with DDR, clock, power supply and flash.

Described ONU module comprises QCA8829 master chip and peripheral circuit; QCA8829 master chip converts light signal to digital signal, and the phy mouth carried directly exports ethernet signal; Ethernet signal exports ethernet signal through the conversion of QCA8829 master chip again by optical module receiving optical signals; Peripheral circuit comprises power supply, clock and flash.

Further, during as outdoor version equipment, mixing plate is also comprised; EOC primary module is fit into A plate, and ONU module is fit into B plate; The Ethernet interface of compatible B plate and ONU supply power mouth on described A plate, the external power interface of A plate uses the direct externally fed of socket, and described mixing plate is by radio frequency line and EOC model calling; B plate to be buckled on the reserved interface of A plate with contact pin form and to weld, and together loads outdoor version aluminum hull; The power module connecting external power interface can select 60V or 220V external voltage to power; Under 60V external voltage power supply state, mixing plate can select single channel or two-way to export, and the through head of mixing plate can select metric system or English system, and change mixing template state adjustable overcurrent and not overcurrent, realize totally 8 kinds of kenels; Under 220V external voltage power supply state, mixing plate can select single channel or two-way to export, and the through head of mixing plate can select metric system or English system, realizes totally 4 kinds of kenels.

Further, during as indoor type equipment, EOC primary module is fit into A plate, and ONU module is fit into B plate, and floor module is fit into C plate.Described C plate is equipped with external interface and internal interface; Described external interface comprises radio frequency mouth, debugging Ethernet interface, general supply input port and optical fiber input port; Described internal interface comprises the radio frequency mouth of docking A plate, two Ethernet interfaces, power port and ONU supply power mouths and docks Ethernet interface and the ONU supply power mouth of B plate.C plate connects Ethernet and the power supply of A plate and B plate; The interface that C plate is connected with A plate or B plate is contact pin form.One-in-and-one-out or two enters scene 2 distributor and is welded on C plate, and is connected with filtering head; Filtering head can select metric system or English system.

The utility model can provide two-in-one indoor, outdoor totally 16 kinds of different kenels, and flexible Application, can meet most of market demand, and reduces mechanical type, material variety (various connecting lines etc.), reduces costs.

Accompanying drawing explanation

Fig. 1 is EOC primary module structure chart of the present utility model;

Fig. 2 is ONU modular structure schematic diagram of the present utility model;

Fig. 3 is that the utility model is as structural representation during two-in-one indoor type equipment;

Fig. 4 is that the utility model is as structural representation during two-in-one outdoor version equipment.

Embodiment

Below in conjunction with drawings and Examples, the utility model is described in further detail.

As shown in Figure 1, EOC primary module comprises master chip AR7410, amplifier chip AR1500, exchange chip AR8328, phy chip I P101 and CPU; CPU adopts MSE510 chip.Coaxial signal enters, and arrives amplifier chip AR1500, by analogue data process to optimum state by analog circuit, pass to master chip AR7410 again, analog signal is converted to digital signal, outputs to exchange chip AR8328, gone out by the phy port transmission of exchange chip AR8328; Above-mentioned relates to transfer of data, and administrative section is then by phy chip I P101, is linked together by exchange chip AR8328 and CPU, makes CPU can manage the various functions of exchange chip AR8328, as vlan, priority, speed limit and enable etc.No matter be master chip AR7410 or CPU, around it, all need DDR, clock, power supply and flash to coordinate.The transmission of master chip AR7410 local side distributes on one module with management, and reserves ONU supply power, rationally distributed.

As shown in Figure 2, ONU module comprises QCA8829 master chip and peripheral circuit; QCA8829 master chip can convert light signal to digital signal, and carries a phy mouth, directly exports ethernet signal, exports ethernet signal again by optical module receiving optical signals through the conversion of QCA8829 master chip; Peripheral circuit comprises power supply, clock and flash.ONU module is a comparatively simple single port gigabit ONU, and chip used is few, and during PCB, layout is good, more conveniently installs on other board.

Embodiment one: as two-in-one indoor type equipment.

As shown in Figure 3, the two-in-one local side apparatus of flexible combination type EOC, comprises EOC primary module, ONU module and floor module; EOC primary module is fit into A plate, and ONU module is fit into B plate, and floor module is fit into C plate; C plate is equipped with external interface and internal interface, and selects one-in-and-one-out or two to enter the selection circuit of scene 2; Selection circuit comprises two distribution and two filtering heads; External interface comprises radio frequency mouth, Ethernet interface RJ45, general supply input port and optical fiber input port; Internal interface comprises the radio frequency mouth of docking A plate, two Ethernet interfaces, power port and ONU supply power mouths and docks Ethernet interface RJ45 and the ONU supply power mouth of B plate.C plate connects Ethernet and the power supply of A plate and B plate; The interface that C plate is connected with A plate or B plate is contact pin form, no longer needs various connecting line.Utilize compatible, based on EOC local side module, compatible ONU module interface, consider mechanical size and size, design the two-in-one local side apparatus of indoor type, the IP signal coming from EPON or fiber transceiver system is sent to EOC primary module by ONU module and is modulated to radio frequency mouth, then export after mixing with TV signal.

Embodiment two: as two-in-one outdoor version equipment.

As shown in Figure 4, the two-in-one local side apparatus of flexible combination type EOC, comprises EOC primary module, ONU module and mixing plate; EOC primary module is fit into A plate, and ONU module is fit into B plate.Due to ONU module small volume, on A plate, the interface of reserved ONU module, comprises ONU supply power mouth and Ethernet interface; The external power interface of A plate uses the direct externally fed of socket, and radio frequency mouth is also direct to be connected with mixing plate by radio frequency line; B plate and A plate together load outdoor version aluminum hull.Mixing plate can select single channel or two-way to export, and realize one-in-and-one-out or two and enter scene 2, the through head of mixing plate can select metric system or English system; As required, mixing template state is changed, adjustable overcurrent and not overcurrent; Voltage changes power module according to demand.

Claims

1. the two-in-one local side apparatus of flexible combination type EOC, comprise EOC primary module and ONU module, it is characterized in that: during as outdoor version equipment, the reserved interface installing ONU module on EOC primary module, by contact pin form unit equipment kenel between EOC primary module and ONU module; During as indoor type equipment, also comprise floor module; Floor module can be selected a road or two-way export, and reserved multiple interface; EOC primary module is all connected with floor module by interface with ONU module, and welds on floor module.

2. the two-in-one local side apparatus of flexible combination type EOC according to claim 1, is characterized in that: described EOC primary module comprises master chip AR7410, amplifier chip AR1500, exchange chip AR8328, phy chip I P101 and CPU; CPU adopts MSE510 chip; Amplifier chip AR1500 transmits analogue data to master chip AR7410; Master chip AR7410 converts digital signal to analog signal, outputs to exchange chip AR8328, is gone out by the phy port transmission of exchange chip AR8328; Exchange chip AR8328 and CPU is connected by phy chip I P101; Master chip AR7410 and CPU is all connected with DDR, clock, power supply and flash.

3. the two-in-one local side apparatus of flexible combination type EOC according to claim 1, is characterized in that: described ONU module comprises QCA8829 master chip and peripheral circuit; QCA8829 master chip converts light signal to digital signal, and the phy mouth carried directly exports ethernet signal; Ethernet signal exports ethernet signal through the conversion of QCA8829 master chip again by optical module receiving optical signals; Peripheral circuit comprises power supply, clock and flash.

4. the two-in-one local side apparatus of flexible combination type EOC according to claim 1, is characterized in that: during as outdoor version equipment, also comprise mixing plate; EOC primary module is fit into A plate, and ONU module is fit into B plate; The Ethernet interface of compatible B plate and ONU supply power mouth on described A plate, the external power interface of A plate uses the direct externally fed of socket, and described mixing plate is by radio frequency line and EOC model calling; B plate to be buckled on the reserved interface of A plate with contact pin form and to weld, and together loads outdoor version aluminum hull; The power module connecting external power interface can select 60V or 220V external voltage to power; Under 60V external voltage power supply state, mixing plate can select single channel or two-way to export, and the through head of mixing plate can select metric system or English system, and change mixing template state adjustable overcurrent and not overcurrent, realize totally 8 kinds of kenels; Under 220V external voltage power supply state, mixing plate can select single channel or two-way to export, and the through head of mixing plate can select metric system or English system, realizes totally 4 kinds of kenels.

5. the two-in-one local side apparatus of flexible combination type EOC according to claim 1, is characterized in that: during as indoor type equipment, EOC primary module is fit into A plate, and ONU module is fit into B plate, and floor module is fit into C plate; Described C plate is equipped with external interface and internal interface; Described external interface comprises radio frequency mouth, debugging Ethernet interface, general supply input port and optical fiber input port; Described internal interface comprises the radio frequency mouth of docking A plate, two Ethernet interfaces, power port and ONU supply power mouths and docks Ethernet interface and the ONU supply power mouth of B plate; C plate connects Ethernet and the power supply of A plate and B plate; The interface that C plate is connected with A plate or B plate is contact pin form; One-in-and-one-out or two enters scene 2 distributor and is welded on C plate, and is connected with filtering head; Filtering head can select metric system or English system.