CN201274478Y

CN201274478Y - Optical fiber-USB Ethernet converter

Info

Publication number: CN201274478Y
Application number: CNU2008203019283U
Authority: CN
Inventors: 陈韦妏
Original assignee: OPTOWAY Tech Inc
Current assignee: OPTOWAY Tech Inc
Priority date: 2008-08-26
Filing date: 2008-08-26
Publication date: 2009-07-15
Anticipated expiration: 2018-08-26

Abstract

The utility model relates to an optical fiber- USB Ethernet converter, which comprises one or more than one optical fiber connecting end, a USB connecting end, a USB connecting socket, a USB- Ethernet conversion module, an optical-electrical signal converting circuit and a power source detection converting circuit, wherein, the USB- Ethernet conversion module is used for connecting computer equipment; the USB- Ethernet conversion module is used for converting USB serial electrical signal format and Ethernet electrical signal format; the optical-electrical signal converting circuit is used for converting the Ethernet electrical signal format transmitted by the USB- Ethernet conversion module into optical signals which are sent out by optical fibers and also used for receiving optical signals transmitted by optical fibers and converting the optical signals into the Ethernet electrical signal format which is then transmitted back to the USB- Ethernet conversion module; and the input end of the power source detection converting circuit is connected with the USB connecting end, and the output end of the power source detection converting circuit is connected with the optical-electrical signal converting circuit and the USB- Ethernet conversion module. The power source detection converting circuit is free of any external power source and can simplify connecting lines.

Description

Optical fiber-USB ethernet converter

Technical field:

The utility model relates to a kind of optical fiber-USB ethernet converter, and particularly (Universal Serial Bus, USB) connector connects transducer as the network between the fiber optic Ethernet network about a kind of use universal serial.

Background technology:

Because the progress of science and technology, broadband network is from traditional progressive fiber optic network to the transmission of light signal of electric signal transmission, use fiber optic network that many advantages are arranged, comprise be not subjected to electromagnetic interference, low transmission loss, be fit to long Distance Transmission, the communication transmission quantity is big or the like, but its unit price is higher, after popularity rate improved, the cost of fiber optic network was on the contrary than original low of the one-tenth of electric signal network, thus advanced country mostly with fiber optic network as main Network Transmission backbone.

Use at present fiber optic network as transmission medium based on the telecommunications local side, mostly as the usefulness of long-distance wideband transmit, when being connected to the user and holding, need earlier fiber optic network to be converted to telecommunication line, be connected in user's the building, with modulator-demodulator or interchanger telecommunication line is converted to Ethernet again, is connected to the computer or the hub of user's end again.

At present existing many enterprise customers and sub-district or building user be laying optical fiber network or Ethernet in building, then can be directly the fiber optic network of local side be converted to Ethernet, be connected to computer, hub (Hub), interchanger (Switch), switch hub (Switch Hub) or the router (Router) of user's end, so can improve transfer rate, reduce loss and line transfer cost.

As shown in Figure 1, schematic appearance for the known fiber optic ethernet converter, and Fig. 2 is the connection status schematic diagram of known use USB Ethernet card connection fiber optic Ethernet network transducer, known optical fiber-ethernet converter 10 has two or more optical fiber connectivity ports 11, an one Ethernet connectivity port 12 and an electric power connection line 13, wherein optical fiber connectivity port 11 can receive Connection Block and at least one group of optical fiber transmission Connection Block at least one group of optical fiber, in order to the optical fiber cable 1 of pegging graft and coming by local side, or the remote network device optical fiber 1 of coming, Ethernet connectivity port 12 then can be the RJ-45 Connection Block, if will be connected to the desktop PC of near-end again, the USB port of computer equipment such as mobile computer or computer server 2, then need to be connected to the RJ-45 Connection Block of a USB Ethernet card 4 with a grid line 3, be connected to the USB slot of this computer equipment 2 again, this electric power connection line 13 then need to connect a power-supply adapter 5, with alternating current convert to direct current for should fiber optic Ethernet network transducer 10 required electric power.

By above-mentioned known connection status as can be known, each group optical fiber-ethernet converter 10 needs to connect at least two group optical fiber cables 1, a networking winding thread 3, a USB Ethernet card 4 and one group of electric power connection line 13, if use many 10 of optical fiber-ethernet converters of group can cause various, the shared volume of connection line big, and the shortcomings such as external power supply adapter 5 that need the many groups of supply.

The utility model content:

Technical problem to be solved in the utility model is: at above-mentioned the deficiencies in the prior art, a kind of optical fiber-USB ethernet converter is proposed, it can be used on the computer equipment of optical fiber cable and near-end, in order to the light signal and the USB serial electric signal form of conversion optical fiber cable, the electric power source on the fechtable USB link.

In order to solve the problems of the technologies described above, the technical scheme that the utility model adopted is: a kind of optical fiber-USB ethernet converter, its computer equipment with optical fiber cable and near-end is connected, and comprises one or more optical fiber link, and this optical fiber cable is plugged in this optical fiber link; Be characterized in: also comprise a USB link, a USB-Ethernet modular converter, one light-electric signal change-over circuit, reach an electric power detecting change-over circuit, this USB link is plugged in the USB Connection Block of this computer equipment; This USB-Ethernet modular converter is electrically connected to this USB link, in order to conversion USB serial electric signal form and Ethernet signal of telecommunication form; This light-electric signal change-over circuit is electrically connected this USB-Ethernet modular converter, and it is by being electrically connected with this optical fiber link and being connected with optical fiber cable; The input of this electric power detecting change-over circuit is connected with this USB link, and output is connected with this light-electric signal change-over circuit and USB-Ethernet modular converter.

So, this transducer can be used on the computer equipment of optical fiber cable and near-end, light signal and USB serial electric signal form in order to the conversion optical fiber cable, electric power source on the fechtable USB link supplies this transducer required electric power, need not use external power supply, can simplify connection line, its volume little and with USB will be too network card combine with optical fiber-ethernet converter, can reduce the manufacturing cost of transducer, favourable fiber optic network universal.

Description of drawings:

Fig. 1 is the schematic diagram of known fiber optic-ethernet converter.

Fig. 2 is the connection status schematic diagram of known use USB Ethernet card connection optical fiber-ethernet converter.

Fig. 3 is the schematic diagram of the utility model optical fiber-USB ethernet converter.

Fig. 4 is to use the connection status schematic diagram of the embodiment of the utility model optical fiber-USB ethernet converter.

Fig. 5 is the circuit box schematic diagram of the utility model optical fiber-USB ethernet converter.

Label declaration:

1 optical fiber, 2 computer equipments

3 grid lines, 4 USB Ethernet cards

5 power-supply adapters, 10 optical fiber-ethernet converter

12 Ethernet connectivity ports, 11 optical fiber connectivity ports

13 power supply transfer lines, 20 optical fiber-USB ethernet converter

21 supervision and detecting contact point opening 30 optical fiber links

40 USB links, 50 light-electric signal change-over circuit

60 USB-Ethernet modular converters, 70 electric power detecting modular converters

Embodiment:

For further understanding the utility model is to reach technology, means and the effect that predetermined purpose is taked, see also following about detailed description of the present utility model and accompanying drawing, believe the purpose of this utility model, feature and characteristics, go deep into and concrete understanding when getting one thus, yet appended graphic reference and the explanation usefulness of only providing not is to be used for being limited of the present utility model.

See also shown in Figure 3ly, be the schematic appearance of the utility model optical fiber-USB ethernet converter.And Fig. 4 is for using the embodiment connection status schematic diagram of the utility model optical fiber-USB ethernet converter.Optical fiber of the present utility model-USB ethernet converter 20 its outward appearances include an one or more optical fiber link 30 and a USB link 40 and a supervision and detecting contact point opening 21, wherein this optical fiber link 30 is that one group of optical fiber receives the connectivity port and at least one group of optical fiber transmits the connectivity port, in order to the grafting optical fiber cable; And this USB link 40 can be a USB connector male, and in order to be plugged to the USB connector female seat that a proximal device is a computer equipment 2, this computer equipment is as being desktop PC, mobile computer or computer server or the like; And should supervise and the detecting contact point opening 21 test contact points in order to grafting optical fiber detecting instrument, can supervise and detect the operating state of transducer.

The utility model is than known at least one grid line 3, one group of electric power connection line 13, a group of power-supply adapter 5 and one group of USB Ethernet card 4 simplified as shown in Figure 4, therefore can significantly simplify connection line, but because the utility model does not use external electric power source, so must from USB connector, capture electric power source, and on the USB connector of standard specification, all be provided with the 1st pin position+the 5V direct voltage, so the utility model with its+the 5V direct voltage is converted to the required electric power source of optical fiber-USB ethernet converter 20.

See also shown in Figure 5, circuit box schematic diagram for the utility model optical fiber-USB ethernet converter, in the utility model optical fiber-USB road transducer, identical at the light between optical fiber and Ethernet-electric signal change-over circuit 50 with known converter circuit, and the maximum difference of this circuit is, comprise a USB-Ethernet modular converter 60 and an electric power detecting modular converter 70, this USB-Ethernet modular converter 60 is a USB serial electric signal form with Ethernet signal of telecommunication format conversion mainly.

As shown in Figure 5, the input of its electric power detecting modular converter 70 is connected to this USB link 40, wherein the 1st of the USB link the be+5V and the 4th be ground wire (Ground), so fechtable+5V direct current, after being converted into 5V or 3.3V, be supplied to this light-electric signal change-over circuit 50 and USB-Ethernet modular converter 60, the USB serial electric signal form that USB link 40 can be sent sees through USB-Ethernet modular converter 60 and changes into Ethernet signal of telecommunication form, seeing through light-electric signal change-over circuit 50 again is converted to the light signal and is sent by optical fiber, simultaneously can receive the light signal that transmits by optical fiber and change into Ethernet signal of telecommunication form, change into USB serial electric signal form through USB-Ethernet modular converter 60 again and be back to USB link 40.

Optical fiber of the present utility model-USB Ethernet jockey volume is little, can be the high density framework, and plug and play, convenient and economic way when adding long data and signal transmitting range can be provided, more can improve the popularity rate of fiber optic network, so above-mentioned disclosed technology of the utility model true energy mat, provide a kind of far different in the design of prior art, may be able to improve whole use value, do not see publication or public use before its application again, really meet the important document of novel patent, proposed novel patent application in accordance with the law.

Claims

[claim 1] a kind of optical fiber-USB ethernet converter, its computer equipment with optical fiber cable and near-end is connected, and comprises one or more optical fiber link, and this optical fiber cable is plugged in this optical fiber link; It is characterized in that: also comprise a USB link, a USB-Ethernet modular converter, a photoelectricity signal change-over circuit, reach an electric power detecting change-over circuit, this USB link is plugged in the USB Connection Block of this computer equipment; This USB-Ethernet modular converter is electrically connected to this USB link, in order to conversion USB serial electric signal form and Ethernet signal of telecommunication form; This photoelectricity signal change-over circuit is electrically connected this USB-Ethernet modular converter, and it is by being electrically connected with this optical fiber link and being connected with optical fiber cable; The input of this electric power detecting change-over circuit is connected with this USB link, and output is connected with this photoelectricity signal change-over circuit and USB-Ethernet modular converter.
[claim 2] optical fiber as claimed in claim 1-USB ethernet converter is characterized in that: described computer equipment is desktop PC, mobile computer or computer server.
[claim 3] optical fiber as claimed in claim 1-USB ethernet converter is characterized in that: described USB link is a USB connector male, and it is connected with the USB connector female seat of described computer equipment.
[claim 4] optical fiber as claimed in claim 1-USB ethernet converter, it is characterized in that: described transducer more comprises the supervision and detecting contact point opening of the operating state of a supervision and detecting transducer, and the test contact point of optical fiber detecting instrument is plugged in this supervision and detects the contact point opening.