KR101430145B1 - Wide band ultra high speed uNB homenetwork apparatus using coaxial cable and system thereof - Google Patents

Abstract

The present invention relates to a broadband high-speed UNB home network device using coaxial cables and a system thereof. More specifically, the present invention relates to a broadband high-speed home networking technology using an ultra-wide band (UWB) technology. The home networking device according to an embodiment of the present invention includes a broadband network bridge device applied with an UWB architecture chip enabling data transmission at the speed of 100 to 500 Mbps at the 3.1 GHz ~ 10 GHz band. Also, the home network device is configured to use coaxial cables connected to multiple dividers to receive broadcast signals and internet signals.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a broadband ultra high speed un-home network apparatus and system using a coaxial cable,

More particularly, the present invention relates to a broadband high-speed home networking technology using ultra wide band (UWB) technology, and more particularly, to a broadband ultra high speed home networking apparatus and system using a coaxial cable. To a broadband network bridge device employing a UWB architecture chip capable of transmission at a speed of ~ 500 Mbps.

2. Description of the Related Art Various types of digital broadcasting receivers such as a set top box (STB) or a digital television (D-TV) have been widely used. The set top box (STB) (MPEG) moving picture experts group (MPEG) data stream is compressed into audio and video data, and then output through a television.

The set-top box is connected to a coaxial cable for broadcasting installed in a specific place such as a home, a building, and the like, receives a digital broadcast, receives and demodulates an RF signal, and receives broadcasting.

This technique is disclosed in Korean Patent Registration No. 0939913 (Wireless TV System using Home Network).

The server includes a server for compressing video data of a TV signal received through a wire and outputting a wireless video signal according to a control signal; And a television (TV) for receiving the compressed video signal according to a control signal transmitted to the server, decompressing the compressed video signal, and displaying an image by a control signal, wherein the server transmits the TV signal A first receiving unit receiving the first signal; An A / D converter for converting an analog video signal of the first receiver into a digital video signal; An encoder for encoding the data of the digital video signal into MPEG2 video data; A storage unit for recording output image data of the encoder; A transmitter for transmitting the encoded digital image data to the TV through a wireless LAN; And a control information reception controller for receiving the control request signal of the TV and controlling the transmission unit based on the received control request signal.

However, the above-mentioned technology has a problem that the HD quality image can not be continuously viewed as a PC or an IPTV without interruption by compressing and transmitting an image using an encoder and a decoder.

SUMMARY OF THE INVENTION The present invention has been conceived to solve the above problems and aims to provide a clean and seamless video service as well as connection of various devices required for home networking as well as transmission of a large capacity file and a high definition full HD video in a non- .

It is another object of the present invention to provide a real-time game or file transfer function using a jumping technique of a distributor connected to a coaxial cable and a mutual data sharing function of a terminal during high-speed data transmission do.

To achieve these and other advantages and in accordance with the purpose of the present invention, as embodied and broadly described herein, there is provided an apparatus for receiving a broadcast signal and an Internet signal using a coaxial cable connected to a plurality of distributors, The broadcast signal input to the coaxial input unit connected to the network and having a plurality of input channels is composed of a plurality of output channels and transmits the broadcast signal to a TV connected to the coaxial output unit. An RF board unit for selecting and amplifying an RF signal from an Internet signal and outputting the RF signal to the CPU board unit 150; And a CPU board unit for receiving the RF signal output from the RF board unit, converting the received RF signal into a TCP / IP signal, and outputting the converted signal to an Ethernet output unit, wherein the broadcast signal and the Internet signal are uncompressed and input to the coaxial input unit, The input uncompressed signal is uncompressed through the CPU board unit connected through the RF board unit and the data bus, and can continuously transmit a continuous video signal to the plurality of terminals connected through the Ethernet output unit.

Here, the RF board unit may include an input / output filter unit for filtering an RF signal input from the coaxial input unit; An RF amplifier for amplifying the filtered RF signal from the input / output filter unit; An RF control unit for generating and outputting an amplified RF signal output from the RF amplifying unit by generating a command scheme for signal transmission; And an RF transmitting and receiving unit for transmitting and receiving the RF signal output from the RF control unit, wherein the CPU board unit comprises: an RF connection unit for connecting RF signals output from the RF transmitting and receiving unit; An Ethernet converter for converting an RF signal output from the RF connection unit into a TCP / IP signal; And a transmitting / receiving unit for transmitting the TCP / IP signal output from the Ethernet converting unit to the Ethernet output unit.

Also, the terminal can transmit real time bidirectional communication by transmitting data to the RF board unit through the CPU board unit, converting it into an RF signal, and transmitting the RF signal to a counterpart terminal through a coaxial cable connected to the distributor.

In addition, the RF board unit can transmit Full HD and 3D contents using a wide frequency band of 3.3 GHz to 4.7 GHz.

To achieve these and other advantages and in accordance with the purpose of the present invention, as embodied and broadly described herein, there is provided an uNB home network system for providing broadcast signals and Internet signals using coaxial cables connected to a plurality of distributors, A coaxial cable for transmitting the broadcasting signal and the internet signal to each room of the coaxial cable; A plurality of distributors connected to the coaxial cable for distributing the broadcast signal and the internet signal; A plurality of uNB home network devices for receiving the broadcast signal and the Internet signal through the coaxial cable and converting the received RF signal of the Internet signal into a TCP / IP signal using a non-compression scheme; And a head end uNB device for providing the broadcast signal and the internet signal in an uncompressed manner to the uNB home network device, wherein the uNB home network device transmits the internet signal received from the head end uNB device To the plurality of terminals connected to the Ethernet output unit of the uNB home network apparatus as a continuous image.

Also, the uNB home network apparatus can transmit Full HD and 3D contents using a wide band of 3.3 GHz to 4.7 GHz radio frequency.

According to the broadband high-speed un-home network apparatus and system using the coaxial cable of the present invention, it is possible to provide a high-capacity, high-quality Full HD video transmission by using a non-compression method as well as connection with various terminals required for home networking, It is possible to provide an infrastructure service.

Also, according to the broadband high-speed un-home network device and system using the coaxial cable of the present invention, it is possible to provide a real time game and a file transfer function through the sharing function.

Further, according to the broadband, ultra high speed un-home network apparatus and system using the coaxial cable of the present invention, since the usage amount of the input / output signals of the apparatus can be monitored by using the SNMP function, And an external intrusion blocking function.

Further, according to the broadband high-speed un-home network apparatus and system using the coaxial cable of the present invention, it is possible to use an existing coaxial network to easily change the design and coaxial cable design, It is possible to provide convenience to the user.

1 is a block diagram of a broadband ultra high speed un-home network system using a coaxial cable according to an embodiment of the present invention;
FIG. 2 is a configuration diagram of a broadband ultra high speed un-home network apparatus using a coaxial cable according to FIG.
3 is a software block diagram of an Ethernet converter and an RF controller of the non-home network device according to the present invention.

Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings.

FIG. 1 is a configuration diagram of a broadband ultra high speed un-home network system using a coaxial cable according to an exemplary embodiment of the present invention, FIG. 2 is a diagram illustrating a configuration of a broadband ultra high speed unid home network apparatus using a coaxial cable according to FIG. 3 is a software block diagram of an Ethernet conversion unit and an RF control unit of the non-home network device according to the present invention.

The uNB home network device 100 is capable of transmitting data at 500 Mbps at a distance of 100 meters or more by transmitting a radio signal to a home coaxial cable transmission medium and simultaneously providing a wired / , A TV, and a dongle that connects to a PC, enabling full HD video and 3D content on TV or PC to be played simultaneously in various rooms in the house.

The uNB home network device 100 is generally installed in an apartment, a school, a hotel, a motel or the like, and outputs it to a PC or a TV which requires an internet service and a video service, and simultaneously stores files and images in two or more independent spaces It is a device to help you.

Particularly, the RF board unit 120 can transmit full HD and 3D contents using a wide band (3.3 to 4.7 GHz), and the coaxial network connected to the distributor can be used for bidirectional communication using jumping technology, .

The uNB home network apparatus 100 is interlocked with an external access, not a home network, and is connected to a home optical network (FTTH) : Fiber to the home) and an external optical cable network such as a gigabit passive optical network (GPON).

In addition, since digitalized video and audio signals of a data are digitized due to recent changes in digital signal system, the present invention is capable of transmitting full HD video at 1080p or more and transmission data at 500 Mbps at a time when a broadband super- It is a device that provides data quickly and accurately.

1 to 3, a broadband ultra high speed un-home network system using a coaxial cable according to the present invention includes a plurality of uNB (Uitra network bridge) home network devices 100, one or a plurality of distributors 300, (Uitra network bridge) device 400.

The uNB home network apparatus 100 includes a coaxial input unit 110, an RF board unit 120, a coaxial output unit 130, an Ethernet input unit 140, a CPU board unit 150, and an Ethernet output unit 160 .

The head end uNB device 400 receives a broadcast signal (video signal) and an internet signal from an Internet service provider (ISP) or a cellular service provider (CSP) and transmits the broadcast signal and the internet signal to a plurality of distributors 300 (Uitra network bridge) home network apparatus 100 through the connected coaxial cable, and the configuration and function of the head end uNB apparatus 400 are the same as those of the uNB home network apparatus 100, do.

The coaxial cable has a length of 100 m and an error of 20 m, and a TA (Trunk amp) is installed at each point to provide signal amplification and phase recovery.

Also, the TCP / IP signal inputted to the Ethernet input unit 140 may be 1 GB cabling Cat5 or more, and the TCP / IP bandwidth of the uNB home network device 100 may be 50 MB.

Here, the head end uNB device 400 may provide video and Internet services to the internal locale when the internal content server is configurable.

The Ethernet input unit 140 receives a signal from an institution or facility providing an external Internet service such as an Internet service provider (ISP) or a cable modem termination system (CMTS), and transmits the signal to the CPU board unit 150. [ And a plurality of input panels are provided to be output to the respective rooms via the Ethernet port provided in the main body.

The RF board unit 120 includes an RF input / output filter unit 121, an RF amplifier unit 122, an RF control unit 123, an RF transceiver unit 124, an operation unit 125, and a power unit 126, The CPU board unit 150 includes an RF connection unit 151, an Ethernet conversion unit 152, an operation unit 2 153 and a transceiver unit 154.

The coaxial input unit 110 is connected to a coaxial cable network and includes a plurality of input channels. The coaxial input unit 110 is connected to a coaxial output unit 130 having a plurality of output channels, And transmits the broadcast signal using the bypass function.

The RF board unit 120 receives the Internet signal input through the coaxial input unit 110, selects and amplifies an RF signal from the Internet signal, and outputs the RF signal to the CPU board unit 150.

The CPU board unit 150 receives the RF signal output from the RF board unit 120, converts the received RF signal into a digital TCP / IP signal, and outputs the digital TCP / IP signal to the Ethernet output unit 160.

The broadcast signal and the Internet signal are uncompressed from the head end uNB apparatus 400 and input to the coaxial input unit 110. The input uncompressed signal is input to the RF board unit 120 and the RF connection unit 151 IPTV, or IP phone connected through the Ethernet output unit 160. The video signal output from the video output unit 160 can be transmitted to the terminal via the CPU board unit 150, have.

The input / output filter unit 121 filters the RF signal inputted from the coaxial input unit 110. The RF amplifier unit 122 amplifies the filtered RF signal from the input / output filter unit 121, The RF transmitter 123 generates an RF signal output from the RF amplifier 122 and outputs the RF signal to the RF transceiver 124.

The RF transceiver 124 outputs the RF signal output from the RF controller 123 to the RF connector 151.

The RF connection unit 151 connects the RF signal output from the RF control unit 123. The Ethernet conversion unit 152 converts the RF signal output from the RF connection unit 151 into a digital TCP / IP signal, IP unit 154 outputs the TCP / IP signal output from the Ethernet conversion unit 152 to the Ethernet output unit 160. [

The terminal transmits the data to the RF board unit 120 through the RF connection unit 151 of the CPU board unit 150 and converts the RF signal into an RF signal and transmits the converted RF signal to the terminal of the other party through a coaxial cable connected to the distributor 300 Real-time bidirectional communication can be performed.

The RF board unit 120 can perform real-time bidirectional communication by transmitting (transmitting and receiving) Full HD and 3D contents using a radio frequency of 3.3 GHz to 4.7 GHz in a wide band.

The RF board unit 120 and the CPU board unit 150 are manufactured in a module form, and each management software is separately provided.

Each of the uNB home network devices 100 provides a function of enhancing security by synchronizing channels through a beacon signal and generating a piconet group to block interference for each group. Interface, and status of the device.

Here, the operation units 1 and 2 (125 and 153) are for the administrator's operation and are responsible for controlling / inputting / modifying software for activating the functions of the RF board unit 120, and software upgrading through Jtag and / or UART And corrects and deletes the MAC address.

The power supply unit 126 supplies driving power to the necessary configuration of the uNB home network apparatus 100 including the RF board unit 120 and the CPU board unit 150.

The software block diagram of the Ethernet conversion unit 153 and the RF control unit 123 of the non-home network device 100 of the present invention is shown in FIG.

The Ethernet conversion unit 153 includes a control software 152a, a Windows Linux kernel 152b, a driver control program 152c, an input / output program 152d and an internal connection program 1 152e, Includes an internal connection program 2 123a, a MAC address 123b, and an external connection control program 123c.

The control software 152a includes basic software for driving the uNB home network device 100 and performs all control functions related to file transmission and reception.

The Windows Linux kernel 152b allows Windows or Linux-based software to be interlocked for control by a user, executes CLI commands through a UART port to set the characteristics and environment of the system, ) It is possible to establish connection or disconnection of necessary functions through the internal configuration status and control of the uNB home network device 100 through the screen design.

The driver control program 152c controls and controls / distributes all drivers necessary for a user's device (terminal) connection.

The input / output program 152d controls an external interlocking device for IP address allocation and substantial transmission / reception, and plays a role of distributing and controlling according to the type and capacity of the input device.

The internal connection programs 1 and 2 (152e and 123a) are responsible for the internal logic connection between the CPU board unit 150 and the RF board unit 120.

The MAC address 123b loads the core software of the RF board unit 120, takes charge of an external address for the RF signal, provides a MAC address for device identification, and performs various control functions such as RF signal conversion and amplification transmission / .

The external connection control program 123c functions to provide and manage a device for a coaxial cable signal and an external input signal.

The uNB home network device 100 provides UART communication and a command line interface (CLI) / graphical user interface (GUI) for monitoring and debugging devices of the administrator to set environment according to the installation environment, Provides signal control and firmware upgrade of the CPU board unit 150, debugging mode, and LookBack test mode. It supports Telnet mode for remote support environment of the administrator in case of failure and change operation, and provides input / It also provides a performance checking GUI for reporting.

In a broadband ultra high speed un-home network system using a coaxial cable according to the present invention, a head end uNB (Uitra network bridge) device 400 provides a broadcast signal and an internet signal using a coaxial cable connected to a plurality of distributors 300 .

The coaxial cable transmits the broadcasting signal and the Internet signal to each room of the building, and the distributor 300 is connected to the coaxial cable and distributes the broadcasting signal and the internet signal at a predetermined ratio.

The uNB home network apparatus 100 receives the broadcast signal and the Internet signal through a coaxial cable, and converts the received RF signal of the Internet signal into a digital TCP / IP signal using a non-compression method.

The uNB home network apparatus 100 transmits the Internet signal received from the head end uNB apparatus 400 to the terminal connected to the Ethernet output unit 160 of the uNB home network apparatus 100 as a continuous clean image without interruption send.

FIG. 1 is a schematic diagram of a practical application of a uNB home network system. In FIG. 1, a signal input to a CATV home input is converted into a wireless 3.3 ~ 4.7 GHz through a head end uNB (Ultra network bridge) And can be transmitted to each room through the distributor 300 and the coaxial cable.

The transmitted signal is transmitted through one or more of PC, IPTV, IP phone, and set-top box through the RF board unit 120 and the CPU board unit 150 of the uNB home network apparatus 100 of each room, Real-time games through high-definition Full HD video transmission and data sharing.

As described above, the bi-directional communication method receives data from the terminal and transmits data to be transmitted by the terminal to the RF board unit 120 via the transmission / reception unit 154 and the RF connection unit 151 of the CPU board unit 150, Output terminal 130, a terminal of each of the other rooms or a head end uNB device (not shown) of the coaxial output unit 130 via the RF transmitting and receiving unit 124, the RF control unit 123, the RF amplifying unit 122, 400). ≪ / RTI >

The present invention is applicable to a hybrid connection of two CPUs, that is, the RF control unit 123 of the RF board unit 130 of the uNB home network device 100 and the Ethernet conversion unit 152 of the CPU board unit 150, It is possible to provide a smooth data transmission service by performing transmission, reception, filtering, and amplification functions in an uncompressed manner.

That is, the internet signal is uncompressed from the head-end uNB device 400 and input to the coaxial input unit 110. The input non-compressed internet signal converts the RF signal of the Internet signal of the RF board unit 120 into an RF connection And outputs the uncompressed signal by directly connecting to the Ethernet converter 152, which is the CPU of the CPU board unit 150, via a data bus such as the bus 151.

100: uNB home network device
300: Dispenser
400: Headend uNB device

Claims (6)

An uNB home network apparatus receiving a broadcast signal and an Internet signal using a coaxial cable connected to a plurality of distributors,
The broadcast signal input to the coaxial input unit, which is connected to the coaxial cable network and has a plurality of input channels, is composed of a plurality of output channels and transmits the broadcast signal to a TV connected to the coaxial output unit. An input / output filter unit for filtering the RF signal input from the coaxial input unit to receive the Internet signal, select and amplify the RF signal from the Internet signal, and output the RF signal to the CPU board unit 150; An RF amplifier for amplifying the filtered RF signal from the input / output filter unit; An RF controller for generating and outputting a command scheme for transmitting the amplified RF signal output from the RF amplifier; And an RF transmitting and receiving unit transmitting and receiving the RF signal output from the RF control unit. And
An RF connection unit for receiving the RF signal output from the RF board unit and converting the RF signal into a TCP / IP signal and outputting the RF signal to the Ethernet output unit; An Ethernet converter for converting an RF signal output from the RF connection unit into a TCP / IP signal; And a transmission / reception unit for transmitting the TCP / IP signal output from the Ethernet conversion unit to the Ethernet output unit, wherein the RF control unit includes an internal connection unit for performing internal logic connection between the CPU board unit and the RF board unit, A program 2 123a, an external address for the RF signal, a MAC address 123b for providing a MAC address for the device room wall and performing all control functions of RF signal conversion and amplification transmission / reception, And an external connection control program 123c for providing and managing a device for an external input signal. The Ethernet converter includes software for driving the non-home network device, Control software 152a for performing control functions, Windows Linux for linking Linux-based software, A driver control program 152c that controls and controls all drivers necessary for the user's terminal connection, an external address translation device for IP address assignment and transmission / reception, and controls the type and capacity of the input device Output program 152d serving to perform distribution and control according to the internal connection program 1 152e and the internal connection program 1 152e responsible for internal logic connection of the CPU board unit and the RF board unit together with the internal connection program 2 123a of the RF conversion unit The broadcast signal and the internet signal are uncompressed and input to the coaxial input unit. The non-compressed signal is uncompressed through the CPU board unit connected to the RF board unit and the data bus And continuously transmits a continuous video signal to the plurality of terminals connected through the Ethernet output unit without interruption Broadband ultra - high speed non - home network device using coaxial cable.
delete The method according to claim 1,
Wherein the terminal transmits data to the RF board unit through the CPU board unit, converts the RF signal into an RF signal, and transmits the coaxial cable to a terminal of the counterpart through a coaxial cable connected to the distributor, thereby performing real- Broadband ultra-fast UN non-home network device.
The method according to claim 1,
Wherein the RF board unit transmits full HD and 3D contents using a radio frequency of 3.3 GHz to 4.7 GHz in a wide band.
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