WO2009033359A1 - Procede et systeme d'utilisation de reseau ip pour connecter une television et un ordinateur afin de traiter un divertissement interactif - Google Patents
Procede et systeme d'utilisation de reseau ip pour connecter une television et un ordinateur afin de traiter un divertissement interactif Download PDFInfo
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- WO2009033359A1 WO2009033359A1 PCT/CN2008/001549 CN2008001549W WO2009033359A1 WO 2009033359 A1 WO2009033359 A1 WO 2009033359A1 CN 2008001549 W CN2008001549 W CN 2008001549W WO 2009033359 A1 WO2009033359 A1 WO 2009033359A1
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- computer
- interface
- usb
- television
- network
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4113—PC
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video stream to a specific local network, e.g. a Bluetooth® network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/643—Communication protocols
- H04N21/64322—IP
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/2803—Home automation networks
- H04L2012/2847—Home automation networks characterised by the type of home appliance used
- H04L2012/2849—Audio/video appliances
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/61—Network streaming of media packets for supporting one-way streaming services, e.g. Internet radio
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
Definitions
- the present invention relates to Internet access technologies, as well as television and computer applications and home interactive entertainment technologies, and more particularly to a PC box and a TV box that communicate via an IP network, characterized by a path configuration, and through the pair of PC boxes.
- IPTV Internet TV
- IP network
- cable television networks or analog television networks are still the main mode of watching TV programs.
- users are not able to record TV programs and TV time shifts through economically viable means.
- the cable TV program channels also lack effective means to interact with TV viewers in real time.
- the object of the present invention is to provide a simple method and system for TV Internet access and interactive entertainment, which avoids many shortcomings of the prior methods.
- the invention fully utilizes the investment of the user on the home PC, and provides a cheap and powerful solution for the home user to realize the television Internet access, which simplifies the operation complexity of the television internet access, and makes the television user can enjoy the cable conveniently and easily. Multimedia content on the web and on the computer.
- the invention simultaneously solves a series of problems such as recording of cable television programs, time shifting, and effective real-time interaction between cable television program channels and television viewers.
- the invention designs a pair of PC (computer) box and TV (television) box for realizing computer and television networking for television Internet access and interactive entertainment, and the pair communicates through the IP network, so that the home LAN can be utilized
- PC computer
- TV television
- Some wiring or a local area network realized by power line or wireless communication quickly forms a system, which greatly reduces the amount of engineering.
- the invention provides a PC box on a computer side, comprising a PC box body, wherein the PC box is equipped with a computer PC box, and the computer PC box is integrated with: a PC audio and video capture compression communication circuit, and a PC end USB interface.
- the computer PC box also integrates VGA (the VGA interface is the output analog signal on the graphics card) Interface, Video Graphics Array) signal multiplexing circuit and VGA output interface, - VGA output interface through the VGA signal multiplexing circuit connected to the PC-side graphics interface.
- VGA the VGA interface is the output analog signal on the graphics card
- Video Graphics Array Video Graphics Array
- the computer PC box also integrates a PC-side audio input interface, which is connected to a PC audio and video capture compression communication circuit.
- the invention also provides a TV box on the TV side, comprising a TV box body, wherein the TV box body is equipped with a TV box of the TV, the TV box of the TV set is integrated with: TV digital audio and video communication decoding circuit, TV USB interface module circuit, USB Hub (hub) circuit, TV end IP network communication module circuit; one end of TV digital audio and video communication decoding circuit is connected to TV end video output interface, and the other end is connected to TV end IP network communication module circuit; TV One end of the USB interface module circuit is connected to the USB Hub circuit in the system, and the other end is connected to the TV network IP network communication module circuit.
- the TV set of the TV also integrates a TV-side audio output interface, which is connected to the TV digital audio and video communication decoding circuit.
- the TV set of the TV is further integrated with: a USB device and a USB port of the TV end, wherein the USB device is connected to the USB Hub circuit; and the USB interface of the TV terminal is connected to the USB Hub circuit.
- the USB device is a USB sound card, and the USB sound card is connected to the USB Hub circuit, wherein the USB sound card integrates a TN end audio output interface and a TV end microphone interface.
- the USB device can also be one of a USB interface to a PS2 keyboard and mouse interface converter, a USB infrared receiver, a USB RF receiver, and a USB audio and video capture compression device or a combination thereof.
- the present invention also provides a system for connecting a television and a computer for interactive entertainment using an IP network, including a computer, a television set, and an IP communication network, the system further including a computer PC case as described above, and further including the above The TV set of the TV, wherein the computer interface card A is connected to the PC-side graphics interface of the computer PC box; the USB interface of the computer is connected to the USB interface of the PC; the USB interface circuit of the PC receives the USB of the computer to the USB device.
- the signal is outputted through the PC-side IP network communication module circuit after data conversion; on the other hand, the USB second signal from the IP network is received and processed by the PC-side IP network communication module circuit and transmitted to the computer; the IP of the computer PC box
- the network communication module is connected to the IP network communication module of the TV box of the TV through the IP network to realize signal and data transmission between the computer module and the TV module; the TV end video output interface of the TV TV box is connected to the video input interface of the TV set.
- the USB interface module of the TV terminal receives the USB second signal sent by the USB device forwarded by the USB Hub circuit, and after driving, outputs the signal through the interface of the IP network communication module; on the other hand, receives the USB from the communication line through the interface of the IP network communication module.
- the first signal is forwarded to the USB Hub circuit.
- the VGA output interface of the computer PC box is connected to the display.
- the system as described above can of course be connected directly with a wire, for example with a Category 5 wire.
- a wire for example with a Category 5 wire.
- the use of direct wire connections will increase the cost of use, and the amount of wiring work will be large, sometimes affecting the aesthetics of the interior.
- connection link of the IP network of the present invention may be a network cable, an RF wireless or a power line.
- the USB interface includes the standard USB1.0 interface, USB1.1 interface and USB2.0 interface.
- the computer further includes a second graphics card, wherein the graphics card is connected to the PC-side graphics interface, and the second graphics interface is connected to the display; or the graphics card is connected to the display, and the second graphics interface is connected to the PC-side graphics interface.
- the second graphics card is integrated with the computer PC box as a PCI integrated card, and the PCI integrated card is disposed in the computer and connected to the TV box through the communication line.
- the graphics card and the second graphics card may be an integrated graphics card on a computer motherboard, or may be a discrete graphics card inserted in a PCI, AGP or PCI-Express slot of a computer motherboard.
- the system further includes an external USB device, and the external USB device is connected to the TV USB interface.
- the external USB device is one of a USB sound card, a USB-PS2 interface converter, a USB infrared receiver, a USB RF receiver, and a USB audio and video capture compression device, or a combination thereof.
- the TV-side microphone interface is used to connect a microphone.
- the audio output interface of the USB sound card includes a left and right two-channel audio interface connected to the television, and a 5.1 channel optical audio interface connected to the audio system in the home.
- Televisions include ordinary televisions, projectors, and video displays.
- the invention also provides a method for connecting a television and a computer for interactive entertainment by using an IP network, wherein the USB interface of the computer and the USB Hub circuit, the USB device and the external USB device in the TV box of the TV form a USB system.
- the video signal output from the computer's graphics card interface A is finally transmitted to the television through the computer PC box and the TV TV box.
- USB audio and video capture and compression equipment will send TV audio and video signals from TV audio and video sources.
- the digital transmission is compressed and transmitted to the computer through the TV TV box and the computer PC box.
- the TV audio and video signal source includes a digital TV set-top box and an analog TV tuner.
- the USB infrared receiver is used to receive the infrared emitted by the remote controller. signal.
- the user When constructing the system of the present invention, the user operates in a single station mode and a dual station mode.
- the single station mode is: computer users and TV users jointly control the same group of application software running under the computer operating system through their respective keyboards, mice or remote control devices, with the same display content and sound.
- the dual workstation mode is: computer users and TV users independently control a group of application software running under the computer operating system through their respective keyboards, mice or remote control devices, each with independent display content and sound.
- the operation mode can also be multi-station mode.
- Each monitor and TV independently control a group of application software running under the computer operating system through their respective keyboards, mice or remote control devices. Display content and sound independently.
- FIG. 1 is a schematic diagram showing an embodiment of a system for connecting and interacting with a television and a computer for interactive entertainment using an IP network;
- 1-1 is a schematic diagram showing the structure and connection mode of a system for interactive entertainment between a television and a computer by using an IP network, wherein the audio interface of the TV box is connected to a home audio system;
- FIG. 3 is a schematic diagram of a comprehensive application of online entertainment and cable digital television of the system for interactive entertainment between a television and a computer using an IP network;
- FIG. 4 is a schematic diagram of a television program interactive application of a system for interactive entertainment between a television and a computer using an IP network;
- FIG. 5 is a schematic diagram of a dual workstation mode of a system for interactive entertainment between a television and a computer using an IP network according to the present invention
- FIG. 6 is a dual workstation change system for interactive entertainment between a television and a computer using an IP network according to the present invention. Schematic diagram of the advance mode
- Figure 7 is a block diagram showing the internal structure of a PCI integrated card in a system for interactive entertainment between a television and a computer using an IP network;
- FIG. 8 is an electrical schematic diagram of an embodiment of a computer PC box video capture compression circuit in a system for interactive entertainment between a television and a computer using an IP network;
- 9-1 is an electrical schematic diagram of a PC-side USB interface module in a system for interactive entertainment between a television and a computer using an IP network;
- 9-2 is an electrical schematic diagram of an embodiment of a TV-side USB interface module in a system for interactive entertainment between a television and a computer by using an IP network;
- FIG. 10 is an electrical schematic diagram of an embodiment of a communication module in which an IP communication network is a power line in a system for interactive entertainment between a television and a computer using an IP network;
- FIG. 11 is an electrical schematic diagram of an embodiment of a USB interface module in a TV set of a TV in a system for interactive entertainment between an Internet and a computer using an IP network;
- 12-1 is a schematic diagram of communication of an IP network in a wired local area network in a system for interactive entertainment between a television and a computer by using an IP network according to the present invention
- FIG. 12-2 is a schematic diagram of communication of an IP network as a power line carrier local area network in a system for interconnecting television and electricity for interactive entertainment using an IP network according to the present invention
- FIG. 13 is a schematic diagram of an IP network of a system for interactive entertainment between a television and a computer using an IP network;
- FIG. 14 is a schematic diagram of a wireless network/wireless line carrier communication in a system in which an IP network is connected to a television and a computer for interactive entertainment using an IP network;
- 15 is a schematic diagram of an embodiment of transmitting a cable digital television signal to a computer through a TV set of a TV set in a system for interactively playing television and a computer using an IP network;
- Figure 16 is a block diagram showing the structure of a computer PC box in a system for interactive entertainment between a television and a computer by using an IP network;
- FIG. 17 is a structural diagram of an embodiment of a power line interface of a PC-side IP network communication module of a system for interconnecting a television and a computer for interactive entertainment using an IP network;
- FIG. 18 is a block diagram showing the structure of a radio interface of a PC-side IP network communication module of a system for connecting a television and a computer for interactive entertainment using an IP network
- Figure 19 is a block diagram showing the structure of a first embodiment of a television set of a television set in a system for interactively connecting a television and a computer using an IP network;
- Figure 20 is a block diagram showing the structure of a first embodiment of a TV-side control interface module in a system for interactive entertainment between a television and a computer using an IP network;
- Figure 21 is a block diagram showing the structure of a second embodiment of a television set of a television set in a system for interactively playing television and a computer using an IP network;
- Figure 22-1 is a block diagram showing a single workstation mode in which a PC sound card is outputted to a computer PC box in a system for interactive entertainment between a television and a computer using an IP network;
- 22-2 is a block diagram showing the structure of a single workstation when a computer user and a television user need to cooperate with each other in the system for interactive entertainment between the television and the computer by using the IP network;
- 22-3 is a structural block diagram of a dual workstation mode in which a computer user and a television user can independently use the system in the system for interactive entertainment between the television and the computer by using the IP network according to the present invention
- FIG. 22-4 is a structural block diagram of a single workstation mode in a system for interactive entertainment between a television and a computer by using an IP network, which can be connected to multiple TV boxes, but each TV end user can only use it alone;
- FIG. 22- 5 is a structural block diagram of the multi-station mode in the system for connecting and interacting with a television and a computer for interactive entertainment using an IP network, which can be connected to a plurality of TV boxes, and can be simultaneously used by users of the television ends.
- IP network which can be connected to a plurality of TV boxes, and can be simultaneously used by users of the television ends.
- the system of the present invention includes a computer 10, a PC box 30 on the computer side, an IP network 32, a TV box 40 on the TV side, a television set 20, and an external unit. USB device 60.
- the PC box 30 is provided in the PC box 30, and the TV box 41 is set in the TV box 40.
- the system of the present aspect further includes an external USB device 60 connected to the TV end USB interface 4191, the external USB device 60 including an external USB sound card, a USB-PS2 interface converter, a USB infrared receiver, a USB wireless receiver, and a USB game.
- the external USB device 60 including an external USB sound card, a USB-PS2 interface converter, a USB infrared receiver, a USB wireless receiver, and a USB game.
- the television set 20 in the system includes a conventional television set, a projector, and a video display.
- the computer PC 31 has a PC audio video capture compression communication circuit 312, a PC end USB interface circuit 313, a PC end IP network communication module 316, a PC end graphics interface 317, and a PC end USB interface 315; PC audio and video capture compression communication
- One end of the circuit 312 is connected to the graphics card interface All of the computer 10 through the PC-side graphics interface 317, and the other end is connected to the PC-side IP network communication interface 3161 through the PC-side IP network communication module 316; one end of the PC-side communication interface circuit 313 is passed through the PC-side USB
- the interface 315 is connected to the USB interface 12 of the computer 10, and the other end thereof is connected to the PC-side IP network communication module 316.
- the television set 20 has a video input interface B21 and an audio interface B22, and the audio interface B22 is further divided into a left channel audio interface and a right channel audio interface.
- the TV set 41 has a TV digital audio and video communication decoding circuit 412, a TV end USB interface module 411, a TV end IP network communication module 416, a USB interface 4191, a video interface 417, a USB sound card 415, and a TV end.
- the microphone interface 4192 and the TV terminal audio output interface 418; one end of the TV digital audio and video communication decoding circuit 412 is connected to the video input interface B21 and the audio input interface B22 of the television through the TV end video output interface 417 and the TV end audio output interface 418.
- the other end is connected to the TV end IP network communication interface 4161 through the TV end IP network communication module 416; one end of the TV end USB interface module 411 is connected to the USB interface 4191 in the system, and the other end is connected to the TV end IP network communication module 416, and the TV is connected.
- the end IP network communication interface 4161; the TV end IP network communication interface 4161 and the PC end IP network communication interface 3161 are connected through the IP network 32; the external USB device 60 is connected to the TV end USB interface module 411 through the TV end USB interface 4191.
- the microphone shown in Fig. 19 is connected to the TV terminal USB interface module 411 through the TV-side microphone interface 4192.
- the audio interface of the TV box in Figure 1-1 is connected to the home audio system.
- the TV-side USB interface module 411 in the TV set 41 of the television may include a TV-side USB communication circuit 413, a USB Hub circuit 414, a USB sound card 415, and a USB infrared receiver 421.
- the USB sound card 415 and the USB infrared receiver 421 are connected to the TV terminal USB communication circuit 413 via the USB hub circuit 414.
- the USB sound card 415 outputs the left and right audio signals to the television set 20; the TV terminal USB communication circuit 413 is connected to the TV end IP network communication module 416.
- the power line interface is shown in FIG.
- the TV-side USB interface module 411 in the TV set 41 of the television set may include a TV-end serial communication circuit 423, an infrared receiving circuit 421, and a PS2 interface circuit 422.
- the PS2 interface circuit 422 can be externally connected to the PS2 mouse and keyboard; the infrared receiving circuit 421 and the PS2 are connected
- the port circuit 422' is connected to the TV side IP network communication module 416-s through the TV-end serial communication circuit 423.
- the PC-side IP network communication module 316 receives the USB first signal sent by the computer 10 to the USB device, and after driving, transmits the signal through the PC-side IP network interface; on the other hand, through the PC-side IP network interface.
- the 3161 receives the USB second signal from the IP network 32 and delivers it to the computer 10.
- the TV end IP network communication module 416 receives the USB second signal sent by the USB device forwarded by the USB Hub circuit 414, and outputs the signal through the TV end IP network interface after being driven; on the other hand, receives the signal from the TV end IP network communication interface.
- the USB first signal of the IP network is forwarded to the USB Hub circuit 414.
- the signals outputted by the TV digital audio-video communication decoding circuit 412 of the TV set 41 of the television set 41 include the Y signal of the video, the Pb signal, the Pr signal, and the audio. Channel signal.
- Graphics interface Al l, video input interface B21 and TV video output interface 417 or PC-side graphics interface 317 is one of VGA, S-Video, composite video Composite Video and DVI interface.
- the TV terminal audio output interface 418 can be a two-channel audio interface or a 5.1-channel fiber interface.
- the audio signal output from the audio output interface A13 of the computer 10 is finally transmitted to the television set 20 or the home audio system through the computer PC box 31, the TV set TV box 41.
- the physical link of IP network 32 can be an Ethernet line, an RF wireless or a power line.
- the external USB device 60 is one or a combination of a USB-PS2 interface converter, a USB infrared receiver, a USB RF receiver, and a USB audio and video capture compression device.
- the USB audio and video acquisition and compression device is used for digitally collecting and compressing the television audio and video signals from the television audio and video signal source, and then transmitting the data to the computer 10 through the communication interface 12, wherein the signal source includes a cable digital television set top box and an analog television tuner;
- the USB infrared window shown is used to receive the infrared signal emitted by the remote controller; the USB RF receiver can also be set to receive the RF signal (not shown);
- the USB interface includes the standardized USB1.0 interface and USB1.1 interface. And USB2.0 interface.
- the USB device has a USB-PS2 interface converter, a USB infrared receiver, a USB RF receiver, and a USB audio and video capture compression device, which can be used as a built-in device of the TV interface module 41 or as an external device.
- the video signal outputted by the graphics card interface AI of the computer 10 and the audio signal output by the sound card are compressed and encoded in the PC audio and video capture compression communication circuit 312 of the computer PC box 31, and become data suitable for network transmission, and are sent to PC end IP network communication module 316.
- the PC-side USB interface module circuit 313 in the computer PC box 31 is responsible for receiving the USB first signal from the computer communication interface 12, which is encoded to control the first signal and then sent to the PC-end IP network communication module 316; and from the PC-side IP network.
- the second signal of the USB is extracted from the control second signal sent by the communication module 316 and forwarded to the computer 10.
- the PC-end IP network communication module 316 is responsible for network coding, packing, and frame-receiving the received video and audio signals and the first control signals, and then transmitting them to the IP network 32; and receiving the separated second control signals from the IP network 32.
- the TV end IP network communication module 416 receives information from the IP network 32 and separates the audio and video signals from the first control signal.
- the audio and video signals are sent to the TV digital audio and video communication decoding circuit 412, and the TV digital audio and video communication decoding circuit 412 decompresses them into standard video and audio signals, and sends them to the television set 20.
- the video output by the computer 10. The signal is finally displayed on the screen of the TV 20.
- the control signal is sent to the TV terminal USB interface module 411, and the TV terminal USB interface module circuit 411 in the TV TV box 41 is responsible for restoring the USB first control signal from the computer communication interface 12 from the received first control signal,
- the USB interface 4191 is sent to the USB device 60; and receives the USB second signal from the USB device 60, is encoded into a second control signal, and then sent to the TV end IP network communication module 416, and then sent to the computer PC box through the IP network 32. 31.
- the computer PC box 31 can also have a built-in VGA signal multiplexing module 314 for forwarding the VGA signal from the computer 10 to the VGA output interface 318.
- VGA signal multiplexing module 314 for forwarding the VGA signal from the computer 10 to the VGA output interface 318.
- the VGA output interface 318 of the computer PC box 31 can be used to interface to the computer display 18.
- the PC-side IP network communication module 316 is composed of an Ethernet HUB circuit, a PLC bridge module, and a power line analog interface circuit, or a radio frequency interface circuit.
- the Ethernet HUB module forwards the audio and video data of the PC audio and video capture compression communication circuit 312 and the control information of the PC end USB interface circuit 313 according to different addresses.
- the PLC bridge module and the communication interface may be RF wireless communication, power line communication or other methods according to the IP network connection mode.
- the TV-side USB interface module 411 has a TV-side USB communication circuit 413, a USB hub circuit 414, a USB sound card 415, and a USB infrared receiver circuit 421.
- the USB sound card 415 is integrated There are TV end audio output interface 418 and TV end microphone interface 4192
- the USB sound card 415, the USB infrared receiver circuit 421 and the USB interface 4191 are connected to the USB hub circuit 414, and pass through the TV terminal USB communication circuit 413, the TV end IP network communication module 416, the IP network 32, the PC end IP network communication interface, The PC end IP network communication module 316, the PC end communication control interface circuit 313, and the PC end communication interface are connected to the USB Host of the computer. In this way, the TV TV box can provide the USB function of the computer.
- the TV-side USB interface module 411 can integrate one or a combination of an infrared receiver circuit 421, a radio frequency receiving circuit, a PS2 keyboard and a mouse interface.
- the sound signal outputted by the computer 10 can be finally output to the television through the USB interface 12 of the computer, the computer PC box 31, the IP network 32, the TV terminal USB interface module 411 inside the TV TV box 41, the USB Hub circuit 414, and the USB sound card 415.
- PC end IP network communication module 316, IP network 32, TV end IP network communication module 416, TV digital audio and video communication decoding circuit 412 is finally output to the TV 20 on.
- FIG. 2 shows a single workstation mode of the present invention.
- a computer user and a television user jointly control the same group of application software running under a computer operating system through respective keyboards, mice or other devices, and the built-in sound card 17 of the computer 10 is connected to the speaker 17 .
- the display 18 is connected to the computer PC box 31.
- the wireless keyboard 63, the wireless mouse 62 or the remote control device 61 of the television user is connected to the TV terminal USB interface 4191 via a wireless receiving device and performs related operations, and the digital television set top box 47 passes through the USB audio and video capture compression device 45 or the infrared transmitter 46 and the television.
- the TV box 41 is connected, and the TV box 41 is connected to the TV 20 through the TV end audio output interface 418 and the TV end video output interface 417.
- the TV TV box 41 increases the input of the TV audio and video signals from the digital TV set-top box, so that the computer user can watch and record the cable digital TV program on the computer, and the TV user can enjoy the functions of the TV program time shifting, TV program interaction, etc. You can watch TV shows that have been recorded on your computer's 10 hard drive.
- the computer 10 and the television set 20 are connected together by a computer PC box 31, an IP network 32, and a TV set 41, and the remote control device 61, the wireless mouse 62, and the wireless keyboard 63 pass through the TV set 41.
- the computer 10 is remotely controlled, and the computer 10 accesses the Internet through a broadband interface.
- All multimedia content from the Internet is first processed by the computer 10, after processing by the computer 10
- the result is sent to the television set 20 in video and audio.
- the television user 5 interactively controls the multimedia content through the USB device connected to the television box 41.
- the television audio and video signal input of the digital television set top box on the TV TV box 41 enables the computer user to watch and record the cable digital television program on the computer 10, and the television user 5 can enjoy the functions of the TV program time shifting and the television program interaction. You can also watch TV programs that have been recorded on the computer's 10 hard disk.
- Hunan Satellite TV is playing the TV show of "Da Jang Geum".
- the TV viewer has been able to watch the video broadcast 23 minutes ago by walking through the time shift function for 23 minutes.
- the computer 10 After receiving the pause command, the computer 10 buffers the television program; the television screen is tentatively determined;
- the computer 10 After receiving the TV broadcast command, the computer 10 starts to play the cached TV program 23 minutes ago, and continues to cache the TV program that the current cable digital TV station is still playing.
- TV viewers can vote through the remote control and see the voting process and real-time voting results through the interactive window.
- the voting process we envisioned requires interactive software as follows:
- USB camera on the television set 20 is finally connected to the computer 10 through the TV box 41.
- "Hunan Satellite TV” can video-interview the TV viewers participating in the program on the interactive server via the Internet, and display the viewer's camera on the TV channel, allowing TV viewers across the country to further participate in live TV programs.
- FIG. 5 is a dual workstation mode.
- Computer users and TV users independently control a group of application software running under the computer operating system through their respective keyboards, mice or other devices, each having independent display content and sound. Output. Each of them enjoys a separate set of displays and sounds.
- the independent display of the two is from one of the graphics card interface All and the second graphics card interface.
- the independent sounds of the two are respectively from the audio output interface A13 and the USB sound card 415 or external. One of the USB sound cards.
- the built-in sound card 17 of the computer 10 is connected to the speaker 17-1 and the microphone 17-2.
- the display 18 is connected to the graphics card interface Al l in the computer 10, and a graphics card is added to the computer 10.
- the graphics card has a second graphics card interface and is connected to the computer PC box 31.
- the wireless keyboard 63, the wireless mouse 62 or the remote control device 61 of the television user is connected to the TV terminal USB interface 4191 through the wireless receiving device and performs related operations, and the digital television set top box 47 passes the USB sound.
- the video capture compression device 45 is connected to the TV set 41, and the TV set 41 is connected to the television 20 via an audio output interface 418 and a video output interface B417.
- the computer 10 Since the computer 10 has a graphics card and a second graphics card, the second graphics card has a second graphics interface. Computer users and TV users can use the computer 10 independently at the same time, each with independent display and sound input and output, without mutual interference. In order to work in dual workstation mode, Windows multi-station sharing software is also required on the computer 10. Unlike Fig. 2, display 18 is not connected to the video output interface in computer PC box 31.
- the PCI graphics card, the USB interface circuit and the computer PC box of the computer 10 are integrated into a PCI integrated card 19.
- the computer 10 has a graphics card interface Al l and a PCI integrated card 19, the display 18 is connected to the graphics card interface All, the computer user uses the computer 10 through the display 18 and the computer side keyboard and mouse, from the computer 10 to the television Video of machine 20
- the television user remotely operates the computer 10 via a wireless PC keyboard or remote controller connected to the TV box 41 side of the television, and the computer user and the television user do not interfere with each other.
- the PCI graphics card circuit 191 directly carries the S-Video output, and the video signal output PC video acquisition compression communication circuit 312 is compression-coded and transmitted through the PC-side IP network communication module 316.
- the PC side IP network communication module 316 is also connected to the PC side communication control interface circuit 313, and the PC side communication control interface circuit 313 is connected to the PCI to USB conversion control circuit 192, and then the PCI bus controller 193 is connected to the PCI bus 194.
- the integrated computer PC box does not need to be converted into a video format, and no external power supply is required. The benefit of this implementation is that it reduces overall cost and simplifies installation and is convenient for the user.
- the computer PC box 31 is integrated with a PC-side audio input interface 319, which is connected to the PC audio and video capture compression communication circuit 312.
- the computer PC box 31 is composed of a video conversion chip U1, a video compression processing chip U4, and an AD sampling chip U3 to form a PC video acquisition compression communication circuit 312.
- Q1 to Q3 constitute a VGA signal multiplexing circuit 314, and output a VGA signal to A VGA output interface 318, a video output interface 318 is coupled to the computer display 18.
- the video conversion chip U1 converts the VGA signal into composite video, and then samples it into a digital signal by the AD sampling chip U3, and then performs video compression by the video compression processing chip U4, and finally becomes a video code stream suitable for IP network transmission.
- the USB interface portion of the PC side is constituted by the USB processing main chip U11.
- the USB processing main chip U11's pins 33 and 28 are connected to the USB module interface 12 of the computer 10 via R14 and R16.
- the processed communication data is converted into an IP network data stream via the Ethernet PHY chip U12 (the USB processing main chip U11 is a Xilinx Spartan series FPGA chip XCS40XL type chip).
- FIG. 9-2 it is an electrical schematic diagram of another embodiment of the TV-side USB interface module 411 in the TV set of the TV in the present invention.
- U42 FPGA
- U44 ARM
- U41 is a USB hub for PCI interface.
- the TV terminal control interface module in this way can have no PC-side USB interface module in the computer PC box 31, but a special driver must be installed in the computer.
- the IP network communication module is processed by the power line communication processing main chip U21 and the control information.
- the memory chip U22, the Ethernet PHY chip U23, and the Ethernet HUB chip U24 are configured.
- the video and audio signals and control signals are respectively connected to the Ethernet HUB chip U24, and the IP data is synthesized after being converted, encoded, and framing.
- the Ethernet PHY chip U23 is sent to the power line communication processing main chip U21.
- the power line communication processing main chip U21 is connected to the power line network through the power line interface through the transformer circuit T1.
- the power line communication processing main chip U21 When receiving data, the power line communication processing main chip U21 extracts the IP data stream from the power line network through the power line interface through the transformer line T1, and sends it to the Ethernet HUB chip U24 via the Ethernet PHY chip U23, and then de-frames the Ethernet HUB chip U24. It is sent to the AV unit and the control information processing unit according to different addresses (the power line communication processing main chip can use INTELION's INT5200) o
- FIG. 11 is an electrical schematic diagram of an embodiment of a TV-side USB interface module in a TV set of a TV in the present invention.
- the TV-side IP network communication module is connected to the USB data processing chip U34 via the PHY chip U35.
- the USB data processing chip U34 is responsible for the encoding and decoding processing of the USB data to the IP data, and is connected to the USB Hub circuit 414.
- the USB Hub circuit 414 is composed of the USB Hub chip.
- USB Hub chip U31 is connected to TV terminal infrared receiving circuit 421, audio processing chip U32 and capacitors C7, C8, C5, C4, C3, crystal oscillator Y3, resistors R8, R9, Rll together form USB sound card 415, connected to TV Two-channel audio input and microphone input.
- FIG. 12-1, FIG. 12-2, FIG. 13, and FIG. 14 show different implementations of different parts of the system for different applications in order to reduce implementation cost or improve user convenience.
- Figure 12-1 shows the structure of the IP network as a wired local area;
- Figure 12-2 shows the IP network constructed by the power line;
- Figure 13 shows the IP network constructed by wireless communication;
- Figure 14 shows the IP network.
- FIG. 15 an embodiment of transmitting a cable digital television signal to a computer via a television set.
- the cable digital television audio and video signals from the digital television set top box 47 are finally sent to the computer 10 via the USB audio and video capture compression box 45, through the TV set 41.
- the TV TV box 41 is externally connected with a USB infrared transmitter 46, and the orientation of the transmitter must be aligned with the infrared receiver of the cable digital set top box 47, so that the computer user can remotely adjust the television when watching the television program.
- the TV TV box 41 is also externally connected with a USB 5.1-channel sound card 415, which is connected to the home audio system 44 via the optical fiber 43, so that the TV user 5 can enjoy the calculation.
- the USB device 601 of the TV set 41 of the TV is connected to a USB-Hub circuit, and has a plurality of USB interfaces 4191-1, 4191-2, and 4191-3 to connect a plurality of USB devices.
- the TV-side USB interface module 411 is integrated with a TV-side USB interface 4191, and the TV-side USB interface 4191 is connected to the USB Hub circuit 414 and connected.
- the USB device 601 is a USB sound card 415, and the USB sound card 415 is connected to the USB Hub circuit 414.
- the USB sound card 415 is integrated with a TV-side audio output interface 418 and a TV-side microphone interface 4192.
- the USB device 601 can also be one of a USB-PS2 interface converter, a USB infrared receiver, a USB RF receiver, and a USB audio and video capture compression device, or a combination thereof.
- Figure 22-1 is a single-station mode where the computer sound card output is connected to a computer PC box.
- Figure 22-2 is also a single-station mode with a built-in computer sound card that is not associated with a computer PC box.
- Figure 22-3 shows the dual-station mode.
- the computer has dual graphics cards.
- the second graphics card interface is connected to the computer PC box.
- the graphics card interface Al l is connected to the display.
- the computer user and the TV user can use the device independently.
- Figure 22-4 is also a single-work station mode. Multiple TV boxes can be connected to one side of the TV, but only one of the TV end users can use the system alone.
- Figure 22-5 is already a multi-station mode, which can connect multiple TV boxes, and each TV end user can use the system at the same time.
- the present invention provides a cheap and powerful solution for the home user to realize the Internet access of the television, which simplifies the operation complexity of the television Internet access, and enables the television user to conveniently and conveniently enjoy the multimedia content on the Internet and the computer.
- the invention simultaneously solves a series of problems such as recording of cable television programs, time shifting, and effective real-time interaction between cable television program channels and television viewers.
- the invention fully utilizes the investment of the user on the home PC, provides a cheap and powerful solution for the home user to realize the TV Internet access, simplifies the operation complexity of the television Internet access, and makes the television set Users can easily and easily enjoy multimedia content on the web and on the computer.
- the invention simultaneously solves a series of problems such as recording of cable television programs, time shifting, and effective real-time interaction between cable television program channels and television viewers.
- the present invention utilizes the existing wiring in the home LAN or the local area network realized by the power line or wireless communication to quickly form a system, greatly reducing engineering.
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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JP2010524333A JP2010539756A (ja) | 2007-09-12 | 2008-08-29 | Ipネットワークで接続されたテレビ及びコンピュータによるインタラクティブエンターテインメントのための方法及びシステム |
EP08800547A EP2209299A1 (en) | 2007-09-12 | 2008-08-29 | A method and system for using ip network to connect a television and a computer to process interactive entertainment |
US12/677,448 US20100175097A1 (en) | 2007-09-12 | 2008-08-29 | Method and system for using ip network to connect a television and a computer to process interactive entertainment |
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CN200710153907.1 | 2007-09-12 | ||
CNA2007101539071A CN101287076A (zh) | 2007-05-30 | 2007-09-12 | 用ip网络连接电视和电脑进行互动娱乐的方法和系统 |
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US (1) | US20100175097A1 (zh) |
EP (1) | EP2209299A1 (zh) |
JP (1) | JP2010539756A (zh) |
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CN (1) | CN101287076A (zh) |
WO (1) | WO2009033359A1 (zh) |
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Also Published As
Publication number | Publication date |
---|---|
CN101287076A (zh) | 2008-10-15 |
KR20100098593A (ko) | 2010-09-08 |
JP2010539756A (ja) | 2010-12-16 |
EP2209299A1 (en) | 2010-07-21 |
US20100175097A1 (en) | 2010-07-08 |
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