KR20140121046A - Router for using Wi-Fi AP controlled by infrared communication - Google Patents

Abstract

The present invention comprises: a WAN port and an LAN port to connect an external Internet cable and an LAN cable respectively; a switch chipset which handles wired Ethernet traffic through the WAN port and the LAN port; a wireless control chipset which performs wireless signal transmission/reception and wireless communications conforming to a communications mode applied to the chipset in order to enable a wireless terminal to be connected to the Internet through the Internal cable connected to the WAN port; a CPU to control the switch chipset and the wireless control chipset; and an infrared communications part which receives an infrared signal for the operation control of the CPU, converts the infrared signal into a communications signal, delivers the communications signal to the CPU, and enables the CPU to perform operation control corresponding to the communications signal. According to the present invention, a built-in type module enabled with infrared communications and an antenna are installed in a wired/wireless router using both Wi-Fi and femto-cells (3G, LTE, etc.) such that a user can wirelessly control various functions of the router at close distance using a portable device enabled with infrared communications. In addition, most communications device problems can be solved by rebooting the router, resetting the hardware of a specific module, upgrading firmware, etc., such that the present invention enables a user to conveniently use the wired/wireless router, provides the convenience of maintenance, expands the functions of the wired/wireless router, and facilitates application to the existing product. Moreover, a position-variable, dual-type, infrared reception antenna is applied, such that the present invention minimizes the directional limitation of the infrared reception and improves the efficiency of infrared reception as well.

Description

[0001] The present invention relates to a WiFi AP controlled by infrared communication,

The present invention relates to a wired / wireless router for use in a Wi-Fi AP controlled by infrared communication, and more particularly, to a wired / wireless router capable of controlling wireless communication in a short distance using infrared (IrDA) communication and further enabling femtocell communication And more particularly, to a wired and wireless router for use with a Wi-Fi AP controlled by infrared communication.

In general, wireless communication refers to a technology for transmitting and receiving information without using a cable, and includes technologies such as Wi-Fi (wireless LAN) and Bluetooth for exchanging data through radio waves, Communication technology is also included.

The wireless optical communication uses visible light or infrared light. The infrared light has an advantage that data can be transmitted at a higher speed than visible light having a shorter wavelength.

As an apparatus using a conventional wireless optical communication technology using infrared rays, Korean Patent Registration No. 10-0713839 entitled " Infrared remote control signal reception and data storage and reception method "has been disclosed. An infrared signal receiver for sensing a signal and converting the carrier into an electrical signal removed; A flash memory for writing or reading data transferred from a computer; And a USB flash disk controller having a microcontroller for analyzing the electrical signal and converting the electrical signal into a key value of the computer keyboard, and a storage means for storing instructions of the microcontroller and data of the converted key value.

However, such a conventional wireless optical communication technology using infrared rays has a limitation in its application and expansion, and has a problem that it is difficult to easily apply it to existing products. In addition, due to the nature of infrared rays, infrared communication has a limitation in that the infrared communication unit must be in direct contact with the remote control unit, which is an infrared transmission unit.

In order to solve the problems of the related art as described above, the present invention provides a wired / wireless router using a femtocell (3G, LTE, etc.) as well as Wi-Fi, It is possible to control various functions of the device wirelessly from near by using a portable device capable of transmitting, and it is possible to solve the problem of most communication equipment by rebooting the equipment, hardware reset of a specific module, firmware upgrade, And it is possible to expand the functions of the wireless router and to make it easy to apply it to existing products, and by applying the position variable dual type infrared receiving antenna, In addition to minimizing the constraint on the receiving direction, The purpose is to lock.

Other objects of the present invention will become readily apparent from the following description of the embodiments.

According to an aspect of the present invention, there is provided a wireless communication system including a WAN port and a LAN port for connecting an external Internet cable and a LAN cable, respectively; A switch chipset for processing wired Ethernet traffic through the WAN port and the LAN port; A wireless control chipset for transmitting and receiving a wireless signal and performing wireless communication according to a communication method applied to the chipset so that the wireless terminal can be connected to the Internet through an Internet cable connected to the WAN port; A CPU for controlling the switch chipset and the wireless control chipset; And an infrared ray communication unit for receiving an infrared ray signal for controlling operation of the CPU and converting the received infrared ray signal into a communication signal and transmitting the infrared ray signal to the CPU so that the CPU performs an operation control corresponding to the communication signal A wired and wireless router for both Wi-Fi APs is provided.

The wireless control chipset can use Wi-Fi and a femtocell at the same time.

The infrared communication unit receives an infrared signal for resetting power to some or all of the switch chipset, the wireless control chipset, and the CPU, converts the infrared signal into a communication signal, and the CPU receives the communication signal for resetting It is possible to perform the reset by controlling a power supply unit that supplies necessary power.

The infrared communication unit may receive an infrared signal for rebooting and convert it into a communication signal, and the CPU may receive the communication signal of the rebooting to perform the rebooting.

The infrared communication unit may receive an infrared signal for upgrading the driving software through the Internet cable to a communication signal, and the CPU may receive the upgraded communication signal to perform the upgrade.

The infrared communication unit includes a first antenna for receiving an infrared signal; A main body which is built in the first antenna so as to receive an infrared signal and is inserted and mounted so that the first antenna side is exposed in a mounting groove formed in the system case; An infrared communication module installed in the main body and converting an infrared signal received through the first antenna into a communication signal; A USB terminal provided at an end of the main body and connected to a USB connector connected to the CPU; An extension cable detachably coupled to the main body so as to be detachable from the system case and exposed to the outside and connected to the infrared communication module; A second antenna provided at an end of the extension cable for receiving an infrared signal in parallel with the first antenna and transmitting the infrared signal to the infrared communication module through the extension cable; And a magnet provided on the second antenna to attach the second antenna to a magnetic force.

According to the Wi-Fi AP-based wireless router controlled by the infrared communication according to the present invention, not only Wi-Fi but also an embedded module and an antenna capable of infrared communication (IrDA) can be connected to a wired / wireless router using femtocell (3G, LTE, It is possible to control various functions of the device wirelessly from a short distance by using a portable device capable of transmitting infrared rays and solve a problem of most communication equipment by rebooting the equipment, resetting the hardware of a specific module, upgrading the firmware, In addition to being convenient to use the wireless router, it can provide convenience for equipment maintenance, can expand the function of the router, can be easily applied to existing products, and is equipped with a positionally variable dual type infrared receiving antenna The restriction of the infrared ray receiving direction is minimized, and the reception of the infrared ray The efficiency can be increased.

FIG. 1 is a configuration diagram illustrating a wired / wireless router using a Wi-Fi AP controlled by infrared communication according to an embodiment of the present invention,
2 is a perspective view showing a main part of a wired / wireless router for use in a Wi-Fi AP controlled by infrared communication according to an embodiment of the present invention.

While the invention is susceptible to various modifications and alternative forms, specific embodiments thereof are shown by way of example in the drawings and will herein be described in detail. It is to be understood, however, that the invention is not to be limited to the specific embodiments, but is to be understood to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention, And the scope of the present invention is not limited to the following examples.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings, wherein like or corresponding elements are denoted by the same reference numerals, and redundant explanations thereof will be omitted.

1 is a block diagram illustrating a wired / wireless router using a Wi-Fi AP controlled by infrared communication according to an embodiment of the present invention.

Referring to FIG. 1, a wired / wireless (WLAN) router 100 for controlling a Wi-Fi AP controlled by infrared communication according to an exemplary embodiment of the present invention includes a wide area network (WAN) port 110, a local area network 120, a switch chipset 130, a wireless control chipset 140, a central processing unit (CPU) 150, and an infrared communication unit 160.

The WAN port 110 is for connecting an external Internet cable, and may be a single unit.

The LAN port 120 is for connecting a LAN cable, and may be a plurality as in this embodiment.

The switch chipset 130 is responsible for processing wired Ethernet traffic (ethernet traffic, QoS, IGMP, etc.) through the WAN port 110 and the LAN port 120.

The wireless control chipset 140 is used to transmit and receive wireless signals and a communication method applied to the chipset to connect wireless terminals such as a PC, a notebook, a smart phone, a tablet PC, and the like to the Internet through an Internet cable connected to the WAN port 110. [ For example, LTE, 3G, Wi-Fi, and the like. In addition, the wireless control chipset 140 may include a plurality of antennas 141 and 142 for communicating Wi-Fi and femtocells at the same time and transmitting and receiving wireless signals. Here, the femtocell includes, for example, 3G, LTE, etc., a combination of a femto representing 1 (10 ^-15 ) of 1,000 and a cell representing a service zone unit of one base station in mobile communication It means a communication system covering an area much smaller than the existing mobile communication service radius. It connects a small base station, which looks like a DSL modem, to a wired IP network in the home, so that it can freely use wired and wireless communication with a mobile phone. Since such a femtocell transmits mobile communication data directly from the base station to the exchange without going through the indoor repeater, the communication carrier can reduce the frequency of the network construction, reduce the frequency load, improve the communication quality, Fi. Wi-Fi, which uses the 2.4-GHz band, has the potential to utilize the remaining frequencies because there is no restriction on the band used, unlike the possibility of frequency interference with household appliances such as microwave ovens.

The CPU 150 controls the switch chipset 130 and the radio control chipset 140. The CPU 150 may include a network processing unit (NPU) and may decode instructions, perform arithmetic logic operations or data processing as a central processing unit And may include a program counter, an ALU (arithmetic logic unit), various registers, an instruction decode unit, a control unit, a timing generation circuit, and the like, and may have a memory unit 152. Here, For example, SDRAM and FLASH, and the CPU 150 may store the firmware for the operation of the switch chipset (for example, the RGM II) 130 and control the wireless control chipset 140 by the PCI-E.

The infrared communication unit 160 receives the infrared signal for controlling the operation of the CPU 150, converts the received infrared signal into a communication signal, and transmits the communication signal to the CPU 150 so that the CPU 150 performs the operation control corresponding to the communication signal. In addition, the infrared communication unit 160 may be configured to form a circuit onboard the PCB of the device, or to use a pin type or a SCSI type connector to the main PCBA of the device in the form of a separate PCBA module as in the present embodiment (IrDA), converts the received infrared signal into a communication signal, and transmits the infrared signal to the CPU 150. The infrared communication unit 160 receives an infrared signal from a device capable of infrared transmission (e.g., a remote control, a smart phone, a PDA, a tablet PC, etc.), and transmits the infrared signal to the infrared communication module 163, 32) to be converted into a communication signal using the microprocessor and transmitted to the CPU 150. Accordingly, the CPU 150 classifies the communication signals transmitted from the infrared communication unit 160 and performs control and operation corresponding to the respective signals. An execution algorithm for each functional operation according to a signal transmitted from the infrared communication module 163 is applied to the driving software (Firmware) of the CPU 150. [ Accordingly, the infrared communication unit 160 can perform various control functions by the CPU 150 according to an infrared signal received from the infrared transmission apparatus.

The infrared communication unit 160 may receive an infrared signal for resetting power to some or all of the switch chipset 130, the wireless control chipset 140 and the CPU 150 and convert the infrared signal into a communication signal. On the other hand, the CPU 150 controls the power supply unit 170 to receive the reset communication signal and supply the necessary power for the operation. The CPU 150 controls the switch chipset 130, the wireless control chipset 140 and the CPU 150 to reset power to some or all of them. Here, the power supply unit 170 supplies POE power and DC power required for the operation. For example, the power supply unit 170 includes a power adapter 171 for connecting a cable to which a DC power is applied from the outside, And a DC / DC converter 172 for converting the power source to DC / DC conversion and supplying the DC / DC conversion power to the power source necessary for the operation. Also, the CPU 150 can reset the desired voltage by controlling the enable pin of the DC / DC converter 172 using the GPIO pin.

The infrared communication unit 160 may receive an infrared signal for rebooting and convert it into a communication signal. On the other hand, the CPU 150 may receive the communication signal of the rebooting and perform the rebooting. The rebooting of the CPU 150 can be performed in software.

The infrared communication unit 160 may receive an infrared signal for upgrading the driving software through an Internet cable for connection with a server to a latest version and convert the infrared signal into a communication signal. The CPU 150 may receive the upgraded communication signal and perform the upgrade.

2, the infrared communication unit 160 is connected to the system case 180, which forms an appearance of a Wi-Fi router 100 (shown in FIG. 1), which is controlled by infrared communication to minimize interference, A first antenna 161 (shown in FIG. 1) for receiving an infrared signal and a second antenna 161 (shown in FIG. 1) for receiving an infrared signal, A main body 162 inserted into the mounting groove 181 formed in the system case 180 such that the first antenna 161 is exposed to the main body 162, An infrared communication module 163 (shown in FIG. 1) for converting an infrared signal received through the first antenna 161 into a communication signal, a USB connector (not shown) provided at the end of the body 162, (164) connected to the USB terminal An extension cable 165 detachably connected to the body 162 exposed from the system case 180 and connected to the infrared communication module 163, A second antenna 166 provided at an end of the first antenna 161 for receiving the infrared signal in parallel with the first antenna 161 and transmitting the received infrared signal to the infrared communication module 163 through the extension cable 165, 166 and may include a magnet 167 for magnetically attaching the second antenna 166. Here, the extension cable 165 may be detachably coupled to the end of the body 162 by a connector. The first and second antennas 161 and 166 are arranged in parallel to transmit the received infrared signals to the infrared communication module 163. The second antenna 166 is connected to the extension cable 165 and the magnets 167 To be easily attached to a desired position in the system case 180 made of iron or other steel structures, thereby restricting the restriction on the direction of infrared ray reception.

Meanwhile, the LED module 191 operated by the control signal of the CPU 150 may be exposed to the outside so that the operation can be confirmed from the outside. And a reset switch 192 for applying an operation signal to perform reset by the CPU 150 may be provided.

According to the Wi-Fi AP-based wireless router controlled by the infrared communication according to the present invention, not only Wi-Fi AP but also a built-in module capable of infrared communication (IrDA) to a wired / wireless router using femtocell And an antenna are installed to allow a wireless device capable of transmitting infrared rays to control various functions of the device wirelessly from a short distance. This makes it possible to conveniently use the wireless router, expand the functions of the router, By applying the position variable dual type infrared receiving antenna to the product, it is possible to minimize the restriction of the infrared receiving direction and increase the receiving efficiency of the infrared ray.

Although the present invention has been described with reference to the accompanying drawings, it is to be understood that various changes and modifications may be made without departing from the spirit of the invention. Therefore, the scope of the present invention should not be limited to the described embodiments, but should be determined by the scope of the appended claims and equivalents thereof.

110: WAN port 120: LAN port
130: switch chipset 140: wireless control chipset
141, 142: antenna 150: CPU
151: USB connector 152: Memory part
160: Infrared communication unit 161: First antenna
162: main body 163: infrared communication module
164: USB terminal 165: extension cable
166: second antenna 167: magnet
170: Power supply unit 171: Power adapter
172: DC / DC converter 180: System case
181: mounting groove 191: LED
192: Reset switch

Claims (6)

WAN port and LAN port for connecting external internet cable and LAN cable, respectively;
A switch chipset for processing wired Ethernet traffic through the WAN port and the LAN port;
A wireless control chipset for transmitting and receiving a wireless signal and performing wireless communication according to a communication method applied to the chipset so that the wireless terminal can be connected to the Internet through an Internet cable connected to the WAN port;
A CPU for controlling the switch chipset and the wireless control chipset; And
An infrared communication unit for receiving an infrared signal for controlling operation of the CPU and converting the infrared signal into a communication signal and transmitting the communication signal to the CPU so that the CPU performs an operation control corresponding to the communication signal;
Wi-Fi AP-controlled wired / wireless router controlled by infrared communication. 2. The system of claim 1, wherein the wireless control chipset comprises:
Wherein the communication method uses Wi-Fi and a femtocell at the same time, and the Wi-Fi AP is controlled by infrared communication. The apparatus of claim 1, wherein the infrared communication unit comprises:
An infrared signal for resetting power to some or all of the switch chipset, the wireless control chipset, and the CPU, and converts the infrared signal into a communication signal,
The CPU includes:
And a power supply unit for receiving the communication signal for resetting and supplying power necessary for the operation, so as to perform the resetting. The apparatus of claim 1, wherein the infrared communication unit comprises:
Receives an infrared signal for re-steering and converts it into a communication signal,
The CPU includes:
Wherein the wireless communication device is configured to receive the communication signal of the rebooting and perform the rebooting. The apparatus of claim 1, wherein the infrared communication unit comprises:
Receiving an infrared signal for upgrading the driving software through the Internet cable to a latest version, converting the infrared signal into a communication signal,
The CPU includes:
And a wireless communication unit for receiving the upgrade communication signal and performing the upgrading. 6. The infrared communication device according to any one of claims 1 to 5,
A first antenna for receiving an infrared signal;
A main body which is built in the first antenna so as to receive an infrared signal and is inserted and mounted so that the first antenna side is exposed in a mounting groove formed in the system case;
An infrared communication module installed in the main body and converting an infrared signal received through the first antenna into a communication signal;
A USB terminal provided at an end of the main body and connected to a USB connector connected to the CPU;
An extension cable detachably coupled to the main body so as to be detachable from the system case and exposed to the outside and connected to the infrared communication module;
A second antenna provided at an end of the extension cable for receiving an infrared signal in parallel with the first antenna and transmitting the infrared signal to the infrared communication module through the extension cable; And
And a magnet provided on the second antenna and adapted to attach the second antenna to a magnetic force.

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