KR200343530Y1 - LAN Tap Off - Google Patents

Abstract

The present invention enables the telecommunications company to provide LAN services to small buildings such as single-family homes and shopping malls, and to meet the various demands of customers. Outdoor LAN switchgear communication device that can selectively use LAN signal and provide wireless or wired when using it, and can also provide FTTH (Fiber to the home) service that provides optical cable to subscriber's premises The present invention relates to a main body attached to a power distribution pole, a telephone pole or a roof of an apartment by fixing means, and includes an optical signal, a LAN signal, and a wireless LAN method in one main body to provide a service required by a user. It can be installed outdoors using underground or overhead optical fiber and coaxial cable. It enables high-speed communication service in each home or general building, and multi-communication can be used through an outdoor LAN branch, which enables a telecommunication company to build an efficient next-generation subscriber network facility, enhancing business competitiveness and providing subscribers. The effect is that you can enjoy high-quality high-speed Internet service at low prices.

Description

LAN Tap Off {LAN Tap Off}

The present invention relates to a LAN diverter, and more specifically, to enable the LAN transmission method widely used for high-speed Internet service to be used in small buildings such as single-family homes and shopping malls, and to meet various demands of customers. In addition, LAN signals can be selectively used and provided through wireless or wired when using them, and also FTTH (Fiber to the home) services can be provided, and a LAN switch for blocking foreign substances and moisture can be provided. will be.

In general, LAN is an abbreviation of Local Area Network, and is a concept that corresponds to a wide area network (WAN), which is a communication network connected to a large area, that is, a city, a country, or the world.

LAN features high speed communication using the communication medium used for broadband transmission, can communicate with any device in the network, communication error rate is very low, no route selection is required, and the use of broadcast type is possible. They are cheap, easy to expand, easy to connect to other LANs in the distance, and can communicate with remote computers at low cost.

With the development of LAN, it has been able to develop from the centralized processing form of large computer and wide area network to distributed processing by small computer, and the client / server method, which is synonymous with distributed processing method, was born. Information can be easily used. In addition, the development of Ethernet can be said to have greatly contributed to the development of LAN.

The high speed internet that is used in most homes continues to require users to increase the speed of internet due to the development of various contents and the spread of digital TV broadcasting. (LAN) premises network is installed to solve the problem, but in the detached house area, there is no outdoor LAN equipment with waterproof function, so LAN service is difficult, so the LAN type service is not achieved, so it is more remarkable than the communication cost. There is a problem in that the service is slowed down (in the case of a copper cable receiving about 8 megabytes, the average speed is about 2 to 3 megabytes).

In order to solve the above problems, the present invention is to provide a high-speed Internet service provider without a replacement of the LAN signal or optical signal when building a transmission network for speeding up the high-speed Internet, such as single-family homes, malls and general offices The purpose of the present invention is to provide a user-friendly service, and to provide an outdoor LAN branch switch that enables the user to use the Internet economically and efficiently through wired and wireless.

The present invention for achieving the above object is, in the outdoor branch, a main body having a first fixing projection on one side; A main cover rotatably installed on the front surface of the main body by a hinge, and a second fixing protrusion formed at one side thereof, the main body cover having a handle to be opened by a user by a hand; In the main body is connected to the O / E conversion module for converting the optical signal of the optical cable introduced into the side of the main body into an electrical signal, and the O / E conversion module to convert the Ethernet signal to the subscriber-side LAN output terminal and E / O conversion E / O conversion module for switching LAN switch and Ethernet signal provided to the module into optical signal and applying the signal to the optical connector terminal to enable communication with the optical transceiver installed in the subscriber's home. A power supply unit which protects an electronic circuit of each module in the main body from an overvoltage and applies power required for each module; A protective cover installed inside the main body to prevent the O / E conversion module, the LAN switch, the E / O conversion module, and the power supply from being displayed to the outside when the main body cover is opened; A plurality of LAN terminals and an optical connector terminal installed at the front side of the protective cover to connect each home and the LAN cable; An optical core storage plate having an optical interconnection box function necessary for an optical cable cluster and formed to allow an optical cable to be mounted on an upper portion of the main body; A cable hole plate installed at the bottom of the main body to prevent moisture and dust from entering into the main body by blocking a gap between the main body and the cable when the LAN terminal and the cable are connected and drawn out of the main body; Fixing means is installed on the rear of the main body to be installed on the pole; And it provides a LAN branch, characterized in that configured to include an inlet hole and the outlet hole is formed so that the optical cable and the power line can be drawn in, drawn out to supply the Ethernet signal and power into the main body.

1 is a block diagram showing the configuration of a lan branch according to the present invention.

Figure 2 is a perspective view showing the configuration of a LAN diverter according to the present invention.

Figure 3 is a perspective view showing the back of the LAN diverter according to the present invention.

4 is a cross-sectional view showing the configuration of the cable hole plate shown in FIG.

Figure 5 is a use state showing a state in which the LAN diverter is installed according to the present invention.

* Description of the symbols for the main parts of the drawings *

100: main body 101: first fixing protrusion

110: heat sink 120: body cover

121: second fixing protrusion 122: handle

130: optical core storage unit 131: storage member

140: protective cover 150: optical cable entry hole

151: optical cable drawing hole 160: power line drawing hole

161: power line drawing hole 170: cable hole plate

171: fitting hole 172: barrier

200: fixing means 210: mounting member

220: band fixing member 221: coupling protrusion

300: O / E conversion module 400: LAN switch

410: LAN terminal 500: E / O conversion module

510: optical connector terminal 600: power supply

700: wireless transmission and reception unit 710: wireless LAN access point

720: WLAN antenna connector 730: antenna

In order to fully understand the present invention, the operational advantages of the present invention, and the objects achieved by the practice of the present invention, reference should be made to the accompanying drawings that illustrate preferred embodiments of the present invention and the contents described in the accompanying drawings.

Hereinafter, the present invention will be described in detail by explaining preferred embodiments of the present invention with reference to the accompanying drawings.

1 is a block diagram showing the configuration of a LAN branch according to the present invention, Figure 2 is a perspective view showing the configuration of a LAN branch according to the present invention, Figure 3 is a perspective view showing the back of the LAN branch according to the present invention. 4 is a cross-sectional view showing the configuration of the cable hole plate shown in FIG. 2, and FIG. 5 is a state diagram showing a state where a LAN diverter according to the present invention is installed.

As illustrated in FIGS. 1 to 5, the LAN branching device of the present invention includes a main body 100 having a first fixing protrusion at one side thereof, and a main body 100 to dissipate heat generated in the main body 100. The heat dissipation plate 110 is formed on both sides and the rear of the first fixing protrusion 101 in a vertical direction on one side of the main body.

Is rotatably installed by a hinge on the front of the main body 100, the second fixing protrusion 121 is formed on one side, the main body cover 120 having a handle 122 so that the user can hold and open by hand In the main body 100, an O / E conversion module 300 for converting an optical signal introduced into an optical cable (not shown) into an electrical signal is installed.

In addition, instead of the O / E conversion module 300, a telecommunication company uses a coaxial cable for supplying power, and uses a high frequency (RF) signal to transmit a signal from a higher station such as a telephone station or a distribution center. Transmitter / receiver module (not shown) can be used selectively. In this case, insert splitter (not shown) into coaxial cable inserted into power line (not shown) and apply high frequency signal to connect with coaxial LAN transmitting / receiving module. Do.

The LAN switch 400 is installed to be connected to the O / E conversion module 300 so that an electrical signal is applied through each LAN terminal 410.

In addition, the LAN signal output circuit provided to the subscriber side LAN terminal 410 is provided with a withstand voltage circuit (not shown) to prevent breakdown voltage between the LAN branch of the present invention and the subscriber side PC to prevent damage to the device due to potential difference that may occur. Equipped with a circuit.

In addition, the E / O conversion module 500 is installed to convert the electrical signal into an optical signal, and to communicate with the optical transmitter and receiver installed in the subscriber's home by applying the signal to the optical connector terminal 510.

The E / O conversion module 500 uses a wavelength division multiplex (WDM) method that uses a single core for transmitting and receiving signals to different wavelengths in order to simplify the device by reducing the number of optical cores and optical connectors per subscriber. do.

In addition, a power supply unit 600 for protecting the optical splitter from overvoltage with a circuit having a switching constant voltage function or higher and applying power required for each module is provided.

An antenna 730 installed at an upper side of the main body 100 to transmit and receive a signal wirelessly inside the main body 100, and a main body 100 to transmit and receive a signal wirelessly through the antenna 730. The antenna is installed so that the WLAN access point 710 installed at a predetermined position inside the LAN access point and the LAN signal applied through the WLAN access point 710 can be applied to the user's computer through the antenna 730. Install a wireless transceiver 700 consisting of a wireless antenna connector (720).

In addition, when the main body cover 120 is opened, the O / E conversion module 300 (or coaxial LAN transmission / reception module), the LAN switch 400, the E / O conversion module 500, the power supply unit 600, the wireless LAN access In order to prevent the point 710 from being exposed to the outside, a protective cover 140 is installed at the inner center of the main body.

A plurality of terminals are installed on the front surface of the protective cover 140 so that each home and the LAN cable can be connected, and the terminals are installed together with the LAN terminal 410 and the optical connector terminal 510 described above to connect the user's needs. To help.

The optical core storage plate 130 is formed on the inner side of the main body 100 so that the optical cable can be starved, and the optical core storage plate 130 is installed.

When the LAN terminal 510 and the cable are connected and drawn out to the outside of the main body 100, the bottom of the main body 100 to prevent moisture, dust, etc. from entering into the main body between the gap between the main body 100 and the cable. Install the cable hole plate 170 on the surface.

The cable hole plate 170 has a plurality of fitting holes 171 are formed at predetermined intervals, and the outside air, moisture, dust, foreign matters, etc. are introduced into the main body 100 through the fitting holes 171. In order to prevent the blocking film 172 from being formed, the blocking film 172 is formed to be ruptured and perforated when the LAN cable or the optical cable connected to the subscriber is inserted into the main body 170 and installed in the main body 170.

An optical cable inlet hole 150 and an optical cable outlet hole 151 are respectively formed so that an optical cable connected to the O / E conversion module 300 is introduced and drawn out to the rear side where the cable hole plate 170 is formed, and the optical cable On one side of the outlet hole 151, the power line inlet hole 160 and the power line outlet hole 161 are formed so that the power line for supplying power to the power source unit 600 can be drawn in and drawn out into the main body 100. do.

The power line is capable of supplying power to the existing communication line unintentionally from the center to several electric poles using a coaxial cable, and allows the general power line to be drawn in as necessary.

Fixing means 200 is installed on the rear of the main body 100 so that it can be installed on the electric pole (1), the fixing means 200 is bolted on the rear so that the main body 100 can be installed on the electric pole (1) Mounting member 210 is fixed by the installation, and the band fixing member 220 is formed in the upper and lower portions of the mounting member 210 is formed in a ring shape cut on one side so as to fix the electric pole (1) and It is installed on each side end of the band fixing member 220, and is fixed by a bolt to the electric pole (1) consists of a plurality of coupling protrusions (221) to allow the main body 100 to be suspended on the pole. .

Looking at the effect of the LAN brancher according to the present invention configured as described above are as follows.

First, referring to the installation of the LAN tap-changer of the present invention, the main body cover 120 is rotatably installed on the front of the main body 100 having a predetermined shape to rotate the axis.

Parts O / E conversion module 300, LAN switch 400, E / O conversion module 500, the power supply unit 600, to enable optical communication as shown in Figure 1 inside the main body 100, The wireless LAN access point 700, when the body cover 120 is opened in a state where it is installed first, the components (O / E conversion module 300, LAN switch 400, E, installed inside the body 100) The protective cover 140 is installed to prevent the / O conversion module 500, the power supply unit 600, and the wireless LAN access point 700 from being displayed to the outside.

And even when the body cover 120 is damaged by the protective cover 140 is protected by the protective cover 140 and at the same time when the body cover 120 is opened neatly tidy when the worker working in the field Provides a good environment to work with.

In addition, a WLAN antenna connector 720 is installed on the main body 100 so as to be connected to the WLAN access point 710.

After all the parts to be built in the main body 100 are installed, the fixing means 200 is installed on the rear surface so that the main body 100 can be installed on the electric pole 1. Mounting member 210 is attached to the rear surface of the main body 100.

After the mounting member 210 is installed to be in close contact with the rear surface of the main body, it is installed on the electric pole (1), the branching machine of the present invention, this process, the main body at a predetermined height so as not to touch the walking walker Hold the one side of the band fixing member 220 of the fixing means 200 in the state that 100 is positioned so as to be in close contact with the outer periphery of the pole as shown in FIG.

When the band fixing member 220 is in close contact with the coupling protrusion 221 to be fixed using a conventional bolt and nut, the main body 100 is fixed to the electric pole 1.

In the state in which the main body 100 is installed on the electric pole 1, the operator makes the optical cable be connected to the O / E conversion module 300 through the optical cable inlet hole 150 formed in the lower part of the main body 100, and the main body 100. The optical cable is drawn out to be connected to the other main body 100 through the optical cable lead-out hole 151 formed in the lower portion.

In order to supply power to the power supply unit 700 so that the necessary power can be used, the power supply unit 700 is introduced into the main body 100 through the power supply line inlet 150 and connected to the power supply unit 700. Allow the power line to be pulled out again.

And when the user wants to use the Internet through the optical cable, the optical connector terminal 510 connected to the E / O conversion module 500 and the optical cable, and the signal is transmitted through the optical transmitter (not shown) installed in the home Allow the user to use the Internet.

The signal converted into the electrical signal is applied to the LAN switch 400 again so that when the user wants to use the Internet through the LAN cable, the user can use the Internet at home through the LAN switch 400.

When a user wants to use the Internet through an optical cable, the user applies an electrical signal to the E / O conversion module 500, converts it into an optical signal, and then applies an optical signal to an optical transceiver installed in the user's home to use the Internet. To help.

The optical cable and the LAN cable connected to the home are drawn out through the cable hole plate 170 formed at the bottom of the main body, and the fitting hole 171 of the cable hole plate 170 is normally blocked by the blocking film 172, and the optical cable or When the LAN cable is withdrawn, a hole is made in the fitting hole 171 to be withdrawn.

Since the material of the cable hole plate 170 is made of rubber, even if an optical cable or a LAN cable is drawn out, the space between the cable and the cable hole plate 170 does not form a space and is in close contact with the dust. By preventing rainwater from penetrating, it protects the internal electronic circuits from the outside air to maintain the reliability of the device.

In addition, when a user using a computer, a laptop, a PD, or the like wants to use the Internet wirelessly, the user can use the wireless network through a wireless LAN card installed in his computer while subscribing to a wireless Internet service. The LAN signal is applied to the WLAN access point 710 through the LAN switch 500 installed in the 100, and the wireless antenna connector is installed on the main body 100 via the WLAN access point 710. The LAN signal is wirelessly applied through the 720 and the antenna 730 so that the user can wirelessly use the Internet through his or her computer or laptop.

As described above, since the optical communication using the LAN method can be provided to the user, the user can use the fast internet at a low cost, and the operator can select the wired, wireless or optical signal or the LAN signal at a desired price point. Because it can handle a variety of tasks at one time, there is an advantage that you can finish the work in a shorter time than the existing working time.

In addition, the maximum speed per subscriber of the high speed Internet by LAN method is 100 Mbps, and the service can be performed at an average speed of 20 to 30 Mbps, thereby providing a service 10 times higher than the existing high speed Internet service speed of 2 to 3 Mbps.

In addition, by providing both wired and wireless service in one device, it prevents duplication of investment by service device, reduces investment cost of telecommunication company, provides inexpensive wireless service to customers, and enables telecommunication company to effectively prepare for the next era of wireless communication. There is an advantage to enhance the competitiveness of the company.

Looking at the effect of the LAN switch according to the present invention, the high-speed LAN service that is typically applied only to new apartments, large buildings can provide a high-speed LAN service even in existing apartments, single-family homes and small office buildings. It is possible to easily configure a faster broadband subscriber network, and according to the broadcasting and telecommunication convergence phenomenon, there is an effect that can meet the demand of the increasing demand of the broadband Internet.

In addition, in the LAN branching system of the present invention, LAN signal is basically provided to subscribers by LAN cable, but according to customer's request, it is possible to provide FTTH service that enables installation of subscriber network through optical cable to customer building. Evolution has an easy effect.

In addition, the national realization of two-way digital TV broadcasting by solving the speed problem of the IP network (high-speed Internet network) early has the effect of promoting the high growth of the IT industry and improving national competitiveness.

Claims (5)

In the outdoor tap-off, A main body having a first fixing protrusion on one side; A main cover rotatably installed on the front surface of the main body by a hinge, and a second fixing protrusion formed at one side thereof, the main body cover having a handle to be opened by a user by a hand; An O / E conversion module for converting an optical signal into an electrical signal in the main body; A LAN switch connected to the O / E conversion module to connect an Ethernet signal to each optical connector terminal; An E / O conversion module for converting an Ethernet signal into an optical signal and allowing the signal to be applied to the optical connector terminal so as to communicate with an optical transceiver installed in a subscriber's home; A power supply unit configured to include a circuit having a switching constant voltage function or more to protect an electronic circuit of each module from overvoltage, and to apply power to each module; A protective cover installed inside the main body to prevent the O / E conversion module, the LAN switch, the E / O conversion module, and the power supply from being displayed to the outside when the main body cover is opened; A plurality of optical connector terminals installed on the front side of the protective cover to connect the home and LAN cables; An optical core storage plate formed on an upper portion of the main body to allow a predetermined amount of optical cores to be filtered; A cable hole plate installed below the protective cover to prevent a gap between the main body and the cable and prevent moisture, dust, and the like from being introduced into the main body when the LAN terminal and the cable are connected and drawn out of the main body; Fixing means installed on the rear of the main body to be installed on the pole And a pull-out hole and a pull-out hole, each of which is formed such that an optical cable and a power line can be drawn in and drawn out to supply an Ethernet signal and power to the inside of the main body. The method of claim 1, LAN branch device, characterized in that installed in the optical core storage plate in order to incorporate the functions of the optical connector and the optical core withdrawal box (IJP Box) in the main body. The method of claim 1, The fixing means is a band formed in a ring shape, one side is cut so that the main body can be installed on the pole, the mounting member fixed to the rear by a bolt, the upper and lower portions of the mounting member is installed so that the pole can be installed Fixing member, each of which is installed at one side end of the band fixing member, a LAN diverter characterized in that it comprises a plurality of engaging projections that are fixed by the bolt to the pole so that the main body hanging on the pole. The method of claim 1, The cable hole plate is formed with a plurality of insertion holes at predetermined intervals, LAN diverge, characterized in that the air blocking film is formed to prevent the moisture, dust, foreign matters, etc. are introduced into the main body through the insertion hole. The method of claim 1, An antenna installed inside the main body at an upper side of the main body to transmit and receive a signal wirelessly; And a wireless transmitter / receiver configured of a wireless LAN access point installed at a predetermined position inside the main body so that a signal can be wirelessly transmitted and received through the antenna.