KR100768150B1 - A combination exchanger and the method which has alternation of wire with wireless - Google Patents

Abstract

The present invention relates to a relay device for wirelessly changing various devices connected to a general wired telephone or RJ45 network cable connected to an RJ11 type telephone line, that is, a desktop PC or a notebook PC, a printer, a scanner, or the like without any additional system structure change or addition. It is related to the economic effect of reducing the initial cable installation cost and enormous cost of construction due to the reorganization of the cable due to the relocation or reorganization of the office. It is an object of the present invention to provide a breakthrough device capable of completely eliminating damage.

In addition, since the present invention can be used by converting a general landline phone into a wireless Internet phone, it is possible to drastically reduce phone costs, and by adding a security function for the PC, the only hardware that blocks hacking, virus infection, information leakage, etc. As well as functioning as a PC-based integrated security device, it is possible to prevent harmful addiction by children's PC by adding harmful site blocking function and game time limit function at home and add function as an integrated ADSL / VDSL modem. It is characterized by providing a composite device that can be.

LINUX operating system-based wired / wireless LAN switching device, hardware integrated PC integrated security device, PC time limit function device, a device to convert a regular phone into a VoIP (Internet) phone, a general PC connected by LAN as a console of the device Technology.

Description

Integrated switching system to wirelessize wired equipment {A COMBINATION EXCHANGER AND THE METHOD WHICH HAS ALTERNATION OF WIRE WITH WIRELESS}

Figure 1a is a schematic diagram showing the overall connection according to the present invention

Figure 1b is a schematic block diagram showing the overall connection according to the prior art

Figure 2 is a block diagram showing the configuration between systems of the present invention

3 is a schematic diagram showing the structure of a device controller according to the present invention;

4 is a flow diagram of the desktop console by the operation unit according to the present invention

5 is a block diagram showing a structure of a wired / wireless LAN switching unit according to the present invention.

6 is a block diagram showing an Internet telephone (VoIP) switching driver.

7 is an integrated security module connection diagram

8 is an ADSL / VDSL modem connection diagram

9A to 9F are screen configuration diagrams showing a GUI according to the present invention.

The present invention relates to an apparatus for converting wired LAN communication using RJ11 and RJ45 based wired equipment into communication by wireless LAN and an implementation method thereof.

The current data communication is evolving into a wireless LAN environment with the development of wireless data communication, but the conventional notebook PC does not support a slot and a function for mounting a separate WLAN card, which is a desktop PC. The same applies to peripherals such as printers and scanners.

Therefore, WLAN devices required to use these devices in a WLAN environment have many problems in that functional and technical implementations for the addition thereof are impossible or require high costs.

In addition, the Internet telephone to the converted voice data to transmittable packets via this Internet Protocol technology communication service that enables the call over the Internet, such as general telephone VoIP (V oice o ver I nternet P rotocol) technology over a network development The call quality has reached the level of ordinary landline telephones, and the rate is much cheaper, so the demand for Internet telephones of companies with high phone usage or international calls is exploding. There are many limitations such as limited use of additional headsets installed in the current situation is not able to spread properly.

The present invention has been made to solve the above problems, and does not change any existing general desktop PC or notebook PC, printer, and landline telephones that do not support WLAN, as a single device It aims to convert your notebook PC, desktop PC, and printer into a wireless LAN environment at the same time, and convert your regular landline phone into a wireless Internet phone.

The technical object of the present invention is as follows.

A feature that turns a desk phone into a wireless Internet phone (VoIP).

A function that allows a PC without a wireless LAN card to connect to a wireless LAN.

All-in-one integrated security function with server security level that does not affect PC performance.

ADSL / VDSL modem function with harmful site blocking and PC time limit.

Its purpose is to make it possible to implement basic platform functions that can add-on other additional services.

In the integrated conversion system for wirelessizing the wired equipment according to the present invention for achieving the above object, in the integrated conversion system for wirelessizing the wired equipment,
Receives input signals from service or device control request data, outputs device control commands, and facilitates remote firmware upgrades and access lists (ACLs) via the main or flash memory for Network Management System (NMS). A device control unit 2 capable of interworking a Simple Network Management Protocol (SNMP) function and a security policy determination system; Modulates and demodulates the digital signal input by IP-based network wired LAN communication, and then converts the signal converted into an RF signal by wireless communication, and converts the signal received by the IEEE 802.1x wireless LAN communication protocol again to convert the RF signal. A wired / wireless LAN switching unit 1 for converting a digital signal into a digital signal and transferring the IP signal to a wired LAN communication; An operation unit 3 for changing the connected PC to the master console through the operation of the switch; A wired LAN driver 4, a serial communication driver 5, and a VoIP driver 6 configured as an interface for connecting external devices to the wired / wireless LAN switching unit; An integrated security module 8 for providing software and hardware security to have a security function at an internal server security level; An ADSL / VDSL modem 7 for controlling network communication; And a main memory 9 and a flash memory 9 'operating in conjunction with the device control unit.
In addition, a control method of an integrated switching system for wirelessly wired equipment according to claim 1, wherein the control method of the operation unit (3) includes a separate master console active switch and operating the switch (S1); Starting the master console activation program in a control unit by an operation signal of the master console activation switch (S2); Searching for a computer having an IP address designated by the started program (S3); A control signal processing step (S4) for processing a control signal for transferring console authority to the found computer; The operation is controlled by a computer having console authority by the transition processing signal of the control signal processing step S4, and after completion of the operation, the console active program is terminated by inputting an 'EXIT' command (S5); After the console program ends, the step of releasing the IP address of the computer (S6); characterized in that the configuration.

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Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

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1 is a schematic block diagram showing the overall connection, since the wireless communication is performed by the AP (Access Point) and the IEEE 802.1x protocol in the existing wireless LAN environment, there is no need for a cable connection. It is installed close to the used wired equipment (desktop PC, notebook PC, printer, telephone, etc.), and the connection portion that can accommodate the existing connection method of the wired equipment is installed so that the installation can be terminated by simple connection.

The internal structure for this will be described in detail with reference to FIG.

Figure 2 is a block diagram of the device showing the internal configuration.

The present invention may be referred to as a device operating on a server basis, and the operating system used therein is generally characterized by using Linux based on open source. However, the present invention is not limited to Linux, and WINDOWS can be used for Unix or MS. The reason for using Linux is that it is easy to program and add or upgrade various additional features and strategies at any time.

The present invention is excellent in flexibility, such as deletion or addition of functions by designing such software features and hardware in functional module units, and thus can be perfectly prepared as a basic platform device for providing various additional services in the future. The device control unit 2 has an organic relationship with the wired / wireless LAN switching unit 1 through repetitive operations of inputting or reading information into the flash memory 9 'and the main memory 9 according to the control signal event of the operation unit 3. The wired / wireless LAN switching unit 1 is connected to the integrated security module 8, the ADSL / VDSL modem 7, and peripheral devices, and is described in detail in the accompanying drawings. Let's do it.

Figure 3 is a schematic diagram showing the structure of the device control unit according to the present invention, the device control unit is equipped with a processor based on 32-bit RISC as shown in the figure, which is based on the Linux operating system and supports a wireless communication protocol to access list ( ACL (Accesss List) function and Simple Network Management Protocol (SNMP) function for Network Management System (NMS).

In addition, a remote firmware upgrade policy is established in the system to remotely upgrade the firmware, which is to be equipped with various security functions at the server level in conjunction with the security policy determination system.

The CPU is responsible for a function of performing a device control command after receiving and processing a service or device control request data signal transmitted from the outside, which resides in the above-described Linux operating system and application programs. It is the core part that manages all the functions of the present invention, and it is also a flash memory for programs and data that should not be deleted even if the power supply is temporarily interrupted, such as the Linux operating system and various application programs and security settings. Is used, it is desirable to be able to be used as a large main memory and shared memory to ensure performance.

Figure 4 is a flow diagram of a desktop console by the operation unit according to the present invention, since the present invention is a kind of server operating under the Linux operating system in the best embodiment, a master console is required for the operation to control and manage this, for this purpose The addition of a master console can increase the volume and make it possible to escape the intention of the original invention, so that a special function is built into the device of the present invention so that a desktop or notebook PC connected to the device by one switch operation can be used. It has a feature that can be switched back to the master console and restored to its original functionality.

The control operation of such a function is described as follows.

As shown in the block diagram of FIG. 2, having a separate switch on the operation unit and operating the switch (S1);

Starting the master console activation program in the control unit according to the application operation of the master console activation switch as described above (S2);

Searching for a computer having an IP address designated by the started program (S3);

Step S4 for control signal processing for transferring console authority to the discovered computer;

The operation is controlled by a computer having console authority by the transferred signal and the console active program is terminated when an 'EXIT' command is input after the operation is terminated (S5);

After the console program ends, the step of releasing the IP address of the computer is configured (S6), characterized in that the cycle of the console is completed.

Figure 5 is a block diagram showing the structure of the wired / wireless LAN switching unit according to the present invention communicates with the equipment of the wired LAN section connected to the rear end of the integrated switching system for wirelessly wired equipment in a wired LAN environment, IEEE 802.1x in the front of the system It shows the conversion process of the conversion module which automatically converts the digital signal and the RF signal internally by having a transmitter, a receiver and a demodulator inside to communicate with a series of wireless LANs.

As shown in the figure, it modulates a digital signal input by wired LAN communication and converts it into an analog signal, and raises it to an intermediate frequency (IF) rather than directly to a transmission frequency, and then to a high frequency transceiver (RF) unit that handles a carrier frequency. It converts and transmits it through a wireless transmitter, and the RF signal from the wireless LAN communication based on IEEE 802.1x is demodulated through a modem and converted into a digital signal, and then a system is transmitted through wired LAN communication.

FIG. 6 is a block diagram showing an Internet telephone (VoIP) switching driver. The voice data of a general telephone is converted into digital packet data and transferred to a wired / wireless LAN switching driver, which is processed by the wireless / wireless LAN switching driver and is wireless. It is transmitted by communication through a gateway in the process of converting the voice data into digital packet data, and the gateway converts analog voice signals into IP packets or vice versa, an interface between the Internet and the PSTN. Can be.

Therefore, the reception of the telephone is possible through the PSTN network by the existing telephone number or by the unique communication identification number assigned through the Internet network, and the transmission is transmitted wirelessly through the Internet network unless otherwise terminated. Similar call quality can be guaranteed.

7 is an integrated security module connection diagram, Figure 8 is an ADSL / VDSL modem connection diagram, the integrated security module is configured in the wired / wireless LAN switching unit, located immediately after the wireless transceiver end of the wired / wireless LAN switching unit, Ensures the integrity of the system, and the modem provides a hardware-based integrated PC security device that prevents information leakage from the PC side, which is relatively vulnerable to the server, and does not affect the performance of the computer. The firmware can be upgraded, replacing the existing ADSL / VDSL modems, providing an integrated modem device that adds Internet telephony, server-level security, harmful site blocking, and game timeouts. .

9A to 9F are screen configuration diagrams illustrating the GUI according to the present invention, and FIG. 9A shows an initial screen when a personal computer connected to an integrated switching system for wirelessly wired equipment becomes a master console and the user is connected. After going through the authentication process, it is possible to access the authentication process between users and administrators separately.

9B shows various management and control functions on the main menu screen after the authentication procedure, and FIG. 9C is a screen displayed when the security function setting button is clicked among the main screen menus of 9b. It performs the function of input window field of packet and IP address to block, blocking of PING, DOS attack and blocking of virus and selective program.

Selective program blocking may be performed by searching a program installed in the corresponding operating system, and various methods of searching the registry or loading a system file may be considered.

FIG. 9D is an area box showing a registration text field of a harmful site to be blocked and a list of previously entered harmful sites as a screen for setting a harmful site blocking and a PC usage time limit displayed when clicking the Manage My PC button in FIG. 9B; Consists of condition input fields for controlling the time limit of the PC on day and hour.

FIG. 9E is a screen displayed when the system management button of FIG. 9B is clicked. Buttons for backing up and analyzing logs and system restart are provided. FIG. 9F is a GUI for changing a user password and is activated by the user password change button of FIG. 9B. Therefore, the user information is updated and changed according to the input information.

The present invention provides a construction cost savings because it is not necessary to install a variety of cables in the office environment, it is possible to convert a landline phone to an Internet phone can be expected to reduce the communication cost according to the call area, the space / There are no economic constraints and there is an effect that can clean up the beauty.

In addition, when relocating seats or moving personnel, economical and time wasted due to cable re-installation, and IP address resetting is not required. Therefore, work can be started immediately without waiting time according to previous work. Applicable to the stage, there is an effect that can be blocked at the source of information leakage from the PC stage. In terms of being installed in the home, this is a modem with additional security features to ensure clean PC by adding antivirus function and harmful site blocking function, and adding game time limit function to prevent children's game addiction It can provide the effect.

As described above, the present invention has been described the device and the embodiment according to its use, but it is apparent to those skilled in the art that the various uses can be extended within the technical scope of the present invention, and the expansion of such uses is substantially within the equivalent scope. As long as it has the same configuration and substantially the same structure, it will be preferred to belong to the appended claims.

Claims (3)

In the integrated conversion system for wireless wired equipment, Receives input signals from service or device control request data, outputs device control commands, and facilitates remote firmware upgrades and access lists (ACLs) via the main or flash memory for Network Management System (NMS). A device control unit 2 capable of interworking a Simple Network Management Protocol (SNMP) function and a security policy determination system; Modulates and demodulates the digital signal input by IP-based network wired LAN communication, and then converts the signal converted into an RF signal by wireless communication, and converts the signal received by the IEEE 802.1x wireless LAN communication protocol again to convert the RF signal. A wired / wireless LAN switching unit 1 for converting a digital signal into a digital signal and transferring the IP signal to a wired LAN communication; An operation unit 3 for changing the connected PC to the master console through the operation of the switch; A wired LAN driver 4, a serial communication driver 5, and a VoIP driver 6 configured as an interface for connecting external devices to the wired / wireless LAN switching unit; An integrated security module 8 for providing software and hardware security to have a security function at an internal server security level; An ADSL / VDSL modem 7 for controlling network communication; Integrated switching system for wirelessly wired equipment, characterized in that consisting of a main memory (9) and a flash memory (9 ') operating in conjunction with the device control unit. In the control method of the integrated switching system to wirelessize the wired equipment according to claim 1, The control method of the said operation part 3, Having a separate master console active switch, and operating the switch (S1); Starting the master console activation program in a control unit by an operation signal of the master console activation switch (S2); Searching for a computer having an IP address designated by the started program (S3); A control signal processing step (S4) for processing a control signal for transferring console authority to the found computer; The operation is controlled by a computer having console authority by the transition processing signal of the control signal processing step S4, and after completion of the operation, the console active program is terminated by inputting an 'EXIT' command (S5); After the console program is terminated, the step of releasing the IP address (Release) of the computer (S6); control method of the integrated switching system for wirelessizing the wired equipment, characterized in that consisting of. delete

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