CN107872695A - The main control device and display device and method of intelligent television system, system - Google Patents
The main control device and display device and method of intelligent television system, system Download PDFInfo
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- CN107872695A CN107872695A CN201610855707.XA CN201610855707A CN107872695A CN 107872695 A CN107872695 A CN 107872695A CN 201610855707 A CN201610855707 A CN 201610855707A CN 107872695 A CN107872695 A CN 107872695A
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- main control
- signal stream
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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
- H04N21/4122—Peripherals receiving signals from specially adapted client devices additional display device, e.g. video projector
-
- 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
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
-
- 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
- H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
- H04N21/4307—Synchronising the rendering of multiple content streams or additional data on devices, e.g. synchronisation of audio on a mobile phone with the video output on the TV screen
-
- 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 or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network
- H04N21/43632—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network involving a wired protocol, e.g. IEEE 1394
-
- 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 or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network
- H04N21/43632—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network involving a wired protocol, e.g. IEEE 1394
- H04N21/43635—HDMI
Abstract
The embodiment of the invention discloses a kind of main control device of intelligent television system and display device and method, system, belong to technical field of electric control.The main control device includes：At least one signal source input port, control end network interface transcoding module, at least one master control output port, control board and at least one main control module.Wherein, end network interface transcoding module is controlled, is connected with the master control output port, carries out transcoding for signal stream to be based on into the Internet transport protocol, and be supplied to master control output port.The technical scheme of the embodiment of the present invention, pass through separately positioned main control device and display device, centralized Control can be carried out to multiple display devices by main control device, signal stream caused by control signal source can be coordinated is distributed to multiple display devices, and can simplifies the structure of display device, its cost is reduced, reduces its volume.Moreover, by controlling end network interface transcoding module, it can realize and play out the signal stream of main control device by network cable transmission to display device.
Description
Technical field
The present embodiments relate to intelligent electronic device control technology, more particularly to a kind of master control of intelligent television system to set
Standby and display device and method, system.
Background technology
TV, is the common electrical equipment of family life, and people connect set top box by TV and watch TV programme.With terminal
The development of intellectualized technology, in TV can also installation operation system and client software, obtained by network from background server
Video is taken to be watched.
The conventional structure of existing TV generally comprises：Display screen driving plate (can be described as TCON plates again), display screen, processing core
Piece, memory, internal memory, power supply, input port and audio amplifier etc..The course of work of existing TV is：Pass through input port, slave top
The signal source such as box or network interface receives raw flow signal；If the form of raw flow signal does not meet the pattern of the input of TCON plates
It is required that then transcoding processing can be carried out by process chip；Signal stream after transcoding is believed by TCON plate shapes into display driving
Number, input to display screen progress picture and show that audio stream may be output to audio amplifier and play out.In addition, process chip can also be used
In more complicated function control, for example, the telecommand of response user；Installation operation system and client software and background service
Device interaction etc..
The research process of the present invention are being carried out, inventor has found：With the improvement of living standards, family-owned TV
Quantity is more and more, and each room may assemble a TV；But between each TV all it is independent execution display behaviour
Make, and need to obtain signal source respectively, this causes the signal source quantity needed for family to increase, it is difficult to realize the complexity to TV
Control.
The content of the invention
The embodiment of the present invention provides a kind of main control device and display device and method, system of intelligent television system, with excellent
Change the centralized control functions of TV.
In a first aspect, the embodiments of the invention provide a kind of main control device of intelligent television system, the main control device includes：
At least one signal source input port, for obtaining signal stream from signal source；
At least one master control output port, for being connected with display device by netting twine, signal stream is exported by netting twine
Played out to the display device；
End network interface transcoding module is controlled, is connected with the master control output port, for signal stream to be assisted based on the Internet transmission
View carries out transcoding, and is supplied to the master control output port；
Control board, it is connected between the signal source input port and the master control output port, for establishing signal stream
Transmission channel between the signal source input port and the master control output port；
At least one main control module, it is connected respectively with the control board, for the biography for controlling the control board to establish
Defeated path.
Further, each main control module is stand-alone integrated in a main control chip.
Further, the Internet transport protocol is RJ45 agreements.
Further, described main control device also includes：
Compression module, it is connected with the control end network interface transcoding module, for being compressed processing to signal stream to be output,
Then it is transferred to the control end network interface transcoding module.
Further, the compression module is set by individual chips, or is integrated in the master control core where the main control module
In piece.
Second aspect, the embodiment of the present invention additionally provide a kind of display device of intelligent television system, the display device bag
Include：
Display screen port, for being connected with main control device, from the master control output port of the main control device with network cable transmission
Mode reception signal stream, wherein, the main control device is used to obtain signal stream from signal source by signal source input port, and leads to
Cross the master control output port and be transferred to the display screen port；
Shield end network interface transcoding module, be arranged at the display screen port, received for the Internet transport protocol will to be based on
Signal stream carry out transcoding reduction；
Display screen driving plate, it is connected with the display screen port, for obtaining and producing driving letter according to the signal stream
Number；
Display screen, it is connected with the display screen driving plate, for according to the drive signal display image.
Further, the Internet transport protocol is RJ45 agreements.
Further, described display device also includes：
Decompression module, it is connected with the screen end network interface transcoding module, for being decompressed to the signal stream that transcoding reduces
Contracting is handled.
Further, the decompression module is specifically used for：
Decompression is carried out to the signal stream of compression, and audio frequency and video separating treatment is carried out to signal stream, by what is isolated
Video signal flow is supplied to the display screen driving plate, and the audio signal stream isolated is supplied into audio amplifier.
The third aspect, the embodiment of the present invention additionally provide a kind of intelligent television system, including any embodiment of the present invention institute
The display device that the main control device of offer and any embodiment of the present invention are provided, the quantity of the display device is at least one
It is individual；The display screen port of the display device is connected with the master control output port of the main control device.
Fourth aspect, the embodiments of the invention provide a kind of implementation method of the main control device of intelligent television system, uses
Main control device that any embodiment of the present invention is provided performs, and this method includes：
Transmission channel of the signal stream between signal source input port and master control output port is established by control board；
By at least one signal source input port corresponding to the transmission channel, signal stream is obtained from signal source；
Signal stream is based on the Internet transport protocol progress transcoding by controlling end network interface transcoding module, there is provided to the master control
Output port；
By at least one master control output port corresponding to the transmission channel, signal stream is exported to display by netting twine
Equipment plays out；
Wherein, by least one main control module being connected respectively with the control board, control what the control board was established
Transmission channel of the signal stream between the signal source input port and the master control output port.
5th aspect, the embodiments of the invention provide a kind of implementation method of the display device of intelligent television system, uses
Display device that any embodiment of the present invention is provided performs, and this method includes：
By the display screen port being connected with main control device, from the master control output port of the main control device with network cable transmission
Mode reception signal stream, wherein, the main control device is used to obtain signal stream from signal source by signal source input port, and leads to
Cross the master control output port and be transferred to the display screen port；
The signal stream received based on the Internet transport protocol is subjected to transcoding reduction by shielding end network interface transcoding module；
Obtained by display screen driving plate and drive signal is produced according to the signal stream；
The drive signal is supplied to display screen, to indicate display screen according to the drive signal display image.
The technical scheme of the embodiment of the present invention, by separately positioned main control device and display device, it can be set by master control
It is standby that centralized Control is carried out to multiple display devices, control signal source can either be coordinated caused by signal stream be distributed to multiple displays and set
Standby, and can simplifies the structure of display device, reduces its cost, reduces its volume.Moreover, by controlling end network interface transcoding module, energy
Enough realize and play out the signal stream of main control device by network cable transmission to display device.
Brief description of the drawings
Fig. 1 is the structural representation of the main control device for the intelligent television system that the embodiment of the present invention one provides；
Fig. 2 is the structural representation of the main control device for the intelligent television system that the embodiment of the present invention two provides；
Fig. 3 is the structural representation of the main control device for the intelligent television system that the embodiment of the present invention three provides；
Fig. 4 is the structural representation of the display device for the intelligent television system that the embodiment of the present invention four provides；
Fig. 5 is the structural representation for the intelligent television system that the embodiment of the present invention five provides；
Fig. 6 is the structural representation for the intelligent television system that the embodiment of the present invention six provides；
Fig. 7 is the flow chart of the implementation method of the main control device for the intelligent television system that the embodiment of the present invention seven provides；
Fig. 8 is the flow chart of the implementation method of the display device for the intelligent television system that the embodiment of the present invention eight provides.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that in order to just
Part related to the present invention rather than entire infrastructure are illustrate only in description, accompanying drawing.
The embodiments of the invention provide a kind of intelligent television system, the system includes a main control device, and one or
Multiple display devices.Main control device is connected with display device respectively, is broadcast for distributing signal stream for display device with carrying out video
Put, while can also concentrate and each display device is controlled.Below by embodiment respectively to main control device and display device
Structure and the course of work illustrate.
Embodiment one
Fig. 1 is the structural representation of the main control device for the intelligent television system that the embodiment of the present invention one provides, and the master control is set
It is standby to include：At least one signal source input port 110, at least one master control output port 130, control end network interface transcoding module 125,
Control board 120 and at least one main control module 140.
Specifically, signal source input port 110 is used to obtain signal stream from signal source；Master control output port 130 be used for
Display device is connected, and signal stream is exported to display device and played out；End network interface transcoding module 125 is controlled, with master control output end
Mouth 130 is connected, and carries out transcoding for signal stream to be based on into the Internet transport protocol, and be supplied to master control output port 130；Middle control
Plate 120 is connected between signal source input port 110 and master control output port 130, is inputted for establishing signal stream in signal source
Transmission channel between port 110 and master control output port 130；Main control module 140 is connected with control board 120 respectively, for controlling
The transmission channel that control board 120 processed is established.
The 26S Proteasome Structure and Function of each building block is illustrated individually below：
(1) signal source input port
The quantity of signal source input port can be one or more.Each signal source input port can use identical or not
Same host-host protocol.Quantity and host-host protocol depend primarily on the signal stream format of signal source offer and possible signal number
Measure to set.
Typical host-host protocol may include USB, Video Graphics Array (Video Graphics Array, VGA) or high definition
Clear degree multimedia interface (High Definition Multimedia Interface, HDMI) host-host protocol etc..
(2) master control output port
Master control output port is adopted for that can be one or more to the port of display device transmitting signal flow, its quantity
Host-host protocol is identical or different.The quantity of master control output port depends primarily on the number for the display device for allowing connection
Amount, for example, 4 or 8 etc..Host-host protocol depends primarily on provided transmission means, example used by master control output port
Such as typical HDMI wire, the radio communication based on 802.11ad agreements, RJ45 netting twines, color difference line, type-c, power line or customization
Line transmission etc..Custom protocol can be the form of the encapsulated signal stream of custom-made, the transmission suitable for customizing circuit.
Related to transmission range using which kind of transmission means, distance can closely use wireless mode or HDMI wire, and distance far may be used
Using other wire transmission modes.The convenience of wiring is considered further that, has optionally been fitted up using netting twine or power line etc.
During the circuit that lays transmit.Selected transmission means additionally depends on the signal that can be handled in each display device
Form.For example, if display device is merely able to directly handle HDMI signals, HDMI wire must be selected to be connected.
Corresponding relation between master control output port and display device, set when can be and initialize or root
According to the control of main control module, dynamic adjusts.For example, when display device and master control output port establish line connecting relation,
Main control module has been able to recognize which master control output port is connected to which display device by this connection.
(3) end network interface transcoding module is controlled
End network interface transcoding module is controlled, is connected with master control output port, for signal stream to be entered based on the Internet transport protocol
Row transcoding, and it is supplied to master control output port.Optional to be, the Internet transport protocol is RJ45 agreements.Control end network interface transcoding
The quantity of module can be one or more, connect for example, control end network interface transcoding module can correspond with master control output port
Connect.
(4) control board
Control board is similar to the function of interchanger, possesses multiple input interfaces and output interface, is inputted respectively with signal source
Port is connected with master control output port, the transmission channel established between signal source input port and master control output port.Control board
The input signal stream of signal source input port can be directly transferred to master control output port, can also be by connecting other functions
Processing module, signal stream is handled and then transmitted to master control output port, such as the processing by main control module.Its
His functional processing module is, for example, to carry out the operations such as transcoding, compression, display effect compensation or the audio/video flow separation of signal stream.
The transmission channel that control board is established, can be set by control board according to equipment default configuration, can also by with
Family is instructed to set, and can also be controlled by main control module.Transmission channel can be a signal stream input port to one
Master control output port or a signal stream input port input to multiple master control output ports even more than signal stream
Relation of the port to a master control output port.
(5) main control module
Main control module is to play video to display device to carry out the nucleus module of intelligent control, wherein operation system can be provided with
System and application software, the user instruction of user's input or the control instruction of cloud server can be responded, so as to signal stream
Transmission channel is controlled, and more complicated function treatment can also be carried out to signal stream.In fact, main control module is in response to user
Demand and/or the control module of cloud server instruction.It is defeated that multiple main control modules can respond multiple display device side users respectively
The instruction entered, and the control instruction that response cloud server is controlled to each display device respectively.
As it was previously stated, the corresponding relation between master control output port and display device, sets when can initialize,
It can be the control according to main control module and dynamic adjusts.And the corresponding relation between main control module and master control output port,
Can be adjusted by hardware or software mode static settings or dynamic.For example, main control module can be matched somebody with somebody in advance
It is set to connection corresponding with fixed master control output port.Dynamic control can also be carried out according to demand, for example, user selects some
The main control module of mark provides control for some display device and supported.Or the difference according to signal stream, selection possesses mutually should be able to
The main control module of power is handled, and is available to the target display devices of needs.The main control module can also be based on itself configuration
Rule produces control instruction, selects different master control output ports.
That is, main control module is particularly used in：According to default setting or user instruction, main control module described in static state setting and institute
State the corresponding relation between master control output port；It is or voluntarily caused according to dynamic setting rule, user instruction or main control module
Control instruction, the corresponding relation between the main control module and the master control output port is set dynamically.Regular example is set dynamically
Such as poll rule.
Control of the main control module for transmission channel, it may include but be not limited to：Control control board selection transmission channel institute right
The signal source input port and master control output port answered；Control control board turns on or off the transmission channel；Controlling transmission path
The processing procedure passed through needed for middle institute's transmitting signal flow, such as transcoding or dynamic compensation etc..
Main control module can be carried by chip, optional to be, each main control module is stand-alone integrated in a master control core
In piece, main control chip can be designated as.Chip pocket can be provided with the main control device, the main control chip passes through the core
Piece slot is connected with the control board, is so convenient for changing or expands main control chip, also allows for user and carries out updating operation.Or
Person, main control module can also be integrated in control board in same chip or control hardware.
It is optional to be, it is connected between each main control module, for interactive controlling instruction and/or data syn-chronization.Synchronous data
Can be the data for performing control instruction.Connection between main control module can be connected by hardware circuit, or wireless mode connects
Connect.
It will be understood by those skilled in the art that in addition to the part of above-mentioned introduction, main control device may also include other routines
Part, such as power panel, internal memory and memory etc..
The following main course of work is related to based on the intelligent television system performed by the main control device of said structure：
Firstth, signal stream is distributed to display device, the process of video is watched for it
Signal stream is distributed to display device, is actually concerned with how showing correct signal source input port with corresponding
Show and establish transmission channel between the master control output port of equipment, when according to user instruction, cloud server instruction or default setting
When the control instruction of formation determines the transmission demand between signal source and display device, then it need to further determine that signal source inputs
Corresponding relation between port, main control module and master control output port, to form transmission channel, and controlled by main control module
System.
Generally, control instruction is obtained and handled by main control module, and main control module can input according to the signal source of record
Port and the corresponding relation of signal source, find determine signal source input port, can also according to main control module, master control output port and
Static corresponding relation between display device determines master control output port, or can select master control output according to dynamic setting rule
Port, so as to control the transmission channel that control board is established.
That is, described main control module is specifically used for：According to user instruction, cloud server instruction or default setting, institute is controlled
State the transmission channel that control board is established.The control board can be specifically used for：According to the control instruction of main control module, selection signal
Source input port, and the transmission channel established between master control output port corresponding with the main control module.
For example, user selects to watch the program of set top box in the display device of parlor, then main control module obtains this user and referred to
Order, it is determined that the master control output port being connected with parlor display device, and the signal source input port being connected with set top box, control
Control board establishes transmission channel between the two.If need to carry out some such as transcoding, effect adjustment in transmitting procedure
Processing, then it is available to master control output port after being handled by control module control.
Secondth, user instruction is received
The input mode of user instruction is generally key mode or remote control mode, can be inputted from main control device, can also
Inputted from each display device, return to main control device and handled.
User instruction can be directed to whole intelligent television system or for some display device, such as
Switching on and shutting down, pause, switching signal source and switching channels etc. in signal source.
It can directly be handled by control board for the user instruction of control board, such as switching on and shutting down and whether enter power saving
Pattern etc..User instruction is generally handled by main control module, and each main control module can be set when display device is opened by display
It is standby to provide a user control interface, receive the instruction of user's input.
The user instruction that some main control module receives can direct controlling transmission path switching, for example, user is to sleeping
TV is remotely controlled switching signal source in room, then main control module corresponding to Bedroom TV can control control board, by Bedroom TV pair
The master control output port answered is connected with the signal source input port of signal source after switching.
The user instruction that some main control module receives, then can be with if for the control instruction of all display devices
It is directly synchronous between main control module, allow all main control modules synchronously to perform, cloud server can also be back to, then receive cloud
End server is handed down to the control instruction of all main control modules.For example, user carries out the login of videoconference client in living-room TV
Operation, the register can the main control module as corresponding to living-room TV be synchronized to main control module corresponding to other TVs, it is synchronous
Log in, cloud server can also be back to and sought unity of action register.
3rd, cloud server control instruction is received
Cloud server can also be controlled to intelligent television system, for example, can be logged in based on intelligent television system
Account authority play out control；Row information push etc. can be entered.The processing procedure of control instruction is similar to user instruction
Processing.
The technical scheme of the present embodiment, by separately positioned main control device and display device, it can preferably carry out video
The centralized Control of viewing.Major advantage is：
It can realize that the main control module of complicated intelligent control is integrated in main control device, it is convenient to enter inside main control device
Row coordinates control, and the synchronization of control instruction and data is all easier to operate to, can be with when using slot chip form to realize
Easy replacing chip upgrades, it is not necessary to changes TV；
Connecting signal source can be concentrated at main control device, the wiring that the multiple TVs of family are wanted to connect identical signal source is solved and asks
Topic, the signal streams of multiple signal sources can in main control device easily dispatching multiplex.
Embodiment two
Fig. 2 is the structural representation of the main control device for the intelligent television system that the embodiment of the present invention two provides.The present embodiment
On the basis of above-described embodiment, control end transcoding module is additionally arranged.
As shown in Fig. 2 control end transcoding module 115 is connected with control board 120, it is defeated for being transferred to master control to control board 120
The signal stream of exit port 130, transcoding processing is carried out according to the call format of the display device of output.
During the video-see of reality, due to the difference of signal source, so the form of signal stream is different, it can be common that
The signal stream of V-BY-ONE and HDMI forms.Display screen driving plate in display device also has different for the form of signal stream
Disposal ability.The signal stream that can be directly handled for display screen driving plate, display device can be transferred directly to, if can not
The signal stream directly handled, then need to be transmitted further to display device after controlling end transcoding module progress transcoding.Controlling end transcoding module can
To be to possess one-to-one transcoding capabilities, the transcoding capabilities that can also possess multi-to-multi.
Optionally, each main control module is stand-alone integrated in a main control chip, can in the control end transcoding module
It is integrated in the main control chip.Or control end transcoding module is independently disposed in a transcoding chip.Each main control module can be with
A control end transcoding module is connected respectively, one control end transcoding module of connection can also be concentrated, to carry out transcoding service.
The technical scheme of the present embodiment, the disposal ability of different display devices is can adapt to, carried out in main control device
Unified transcoding operation.
On the basis of above-mentioned each technical scheme, main control device can also include compression module 123, with controlling end network interface transcoding
Module 125 is connected, and for being compressed processing to signal stream to be output, is then transferred to control end network interface transcoding module 125.Can
Choosing is that the compression module is set by individual chips, or is integrated in the main control chip where the main control module.So set
It is advantageous in that, can more rapidly realizes the data transfer between main control device and display device.
Embodiment three
The structural representation of the main control device for the intelligent television system that Fig. 3 provides for the embodiment of the present invention three, the present embodiment
On the basis of above-described embodiment, it is further provided receive the solution of user instruction.
Specifically, also include instruction reception unit 150 in main control device.Instruction reception unit 150 and control board 120
And/or main control module 140 is connected, pass through button operation or the user instruction of remote control input for receiving user.The instruction connects
It can be bluetooth reception device, infrared receiving device or 2.4GHz radio receivers etc. to receive unit 150, can directly be received simultaneously
The telecommand that identification user sends.Button operation includes main control device or hardware button on display device or touched
Touch screen button etc..
The main control device can also include main controling input end mouth 160, be connected with control board 120, for display device phase
Connect, to receive the user instruction of the display device passback.That is, user has carried out button operation or remote control in display device side
Input, main control device is returned to by display device by the user instruction of reception.
Above-mentioned instruction reception unit 150 and main controling input end mouth 160 can be used individually, can also all be set.
Optionally, the main controling input end mouth 160 is integrated integrated transmitted in both directions port with master control output port 130.
The technical scheme of the present embodiment, the structure of user instruction is obtained by being set in main control device, can be convenient
User instruction is focused on by main control device, the user instruction got can directly control main control device, can also be right
The signal stream that each display device obtains is controlled.
In embodiments of the present invention, further, audio amplifier can also be set in main control device, with the control board phase
Even, for obtaining audio stream from the signal stream and playing out.
Because main control device itself does not have display function, so can generally be not provided with audio amplifier, and audio amplifier is arranged on display
In equipment, broadcasting video and audio that so can be synchronous.But it is also possible to select to set audio amplifier in main control device, when certain
Individual display device and main control device are closer to the distance, and the display device and main control device are set when being integrated in one setting, then master control
Equipment can integrate audio amplifier, carry out the direct broadcasting of audio stream.The audio amplifier can be preset and one or more main control modules
It is connected by control board, then for the main control module, audio stream that can be directly in control signal stream is played out by audio amplifier.
Audio stream obtains from signal stream, and for the signal stream of division format, video flowing and audio stream therein are separation in itself, then
Can directly obtain, for the signal stream of the division format of no separation, then can from signal stream separating audio stream it is laggard
Row plays.
Example IV
Fig. 4 is the structural representation of the display device for the intelligent television system that the embodiment of the present invention four provides, and the display is set
Standby 20 are used cooperatively with main control device 10.The display device 20 includes：Display screen port 210, screen end network interface transcoding module 215,
Display screen driving plate 220 and display screen 230.
Wherein, display screen port 210 is used to be connected with main control device 10, from the master control output port of main control device 10 with net
Line transmission means reception signal stream, wherein, main control device 10 is used to obtain signal stream from signal source by signal source input port,
And display screen port 210 is transferred to by the master control output port；Shield end network interface transcoding module 215, be arranged on display screen end
At mouth 210, the signal stream for will be received based on the Internet transport protocol carries out transcoding reduction；Display screen driving plate 220 is with showing
Display screen port 210 is connected, for obtaining and producing drive signal according to the signal stream；Display screen 230 and display screen driving plate
220 are connected, for according to the drive signal display image.Optional to be, the Internet transport protocol is RJ45 agreements.Display
It is the driving plate being used cooperatively with display screen 230 to shield driving plate 220, for producing display screen 230 can be driven to show video figure
The drive signal of picture.The output format that display screen driving plate 220 is supported includes：USI-T, EPI, CMPI (P2P interfaces),
MiniLVDS, RSDS TTL (legacy interface), pattern of the input includes：Low Voltage Differential Signal (Low-Voltage
Differential Signaling, LVDS) host-host protocol LVDS, V-BY-ONE, dp1.2a or HDMI2.0.But this area skill
Art personnel are appreciated that specific support form is not limited to this.
The host-host protocol of display screen port 210 can include following at least one：Custom protocol, HDMI, RJ45 and
802.11ad.That is, it can be transmitted, can also be entered using power line by the circuit, internet netting twine or wireless mode of customization
Row transmission.
The technical scheme of the present embodiment, display device eliminate the function of main control module for existing TV, turn
Move in main control device, therefore centralized Control can be carried out to display device by main control device.Also, display device is due to omitting
The control hardware of some cores, so cost also can be reduced to a certain extent, reduce volume.
In the above-mentioned technical solutions, decompression module 218, with screen end network interface transcoding module 215 be connected, for transcoding also
Former signal stream carries out decompression.Exemplarily, decompression module 218 is particularly used in：The signal stream of compression is carried out
Decompression, and audio frequency and video separating treatment is carried out to signal stream, it is supplied to display screen to drive the video signal flow isolated
Plate 220, the audio signal stream isolated is supplied to audio amplifier 240.
Due to being further provided with screen end network interface transcoding module 215 in the display device, so can adapt to main control device
The signal stream of the various forms provided, the requirement so to main control device 10 and transmission medium reduce, and framework is realized more flexible.
Display device can also include：Audio amplifier 240, it is connected with display screen port 210 or screen end network interface transcoding module 215,
Played out for obtaining audio stream from signal stream.
In embodiments of the present invention, the display device can also include：Remote control signal receiving module 250, it is internal or external
In display device 20, the user instruction inputted for receiving user by button operation or remote control, and return to main control device
10.The remote control signal receiving module 250 is, for example, the reception device based on bluetooth or the protocol realization such as infrared, can receive remote control
The telecommand that device is sent, main control device 10 is returned to, specifically can wirelessly returned, can also used and main control device
Transmission port between 10, is returned by Wireline.Two-way display screen port 210 is optionally used, is used
The passback of family instruction.
Embodiment five
Fig. 5 is the structural representation for the intelligent television system that the embodiment of the present invention five provides, and the intelligent television system can wrap
Main control device 10 and display device 20 that any embodiment of the present invention is provided are included, the quantity of display device 20 is at least one；
The display screen port of display device 20 is connected with the master control output port of main control device 10.
Main control device can be independently arranged, then its volume will not be limited by display, and what can be made is smaller, just
It is arranged in easily near signal source.Main control device can also it is integrally disposed with certain display device together with, as one
Individual main display device uses.
Embodiment six
Fig. 6 is the structural representation for the intelligent television system that the embodiment of the present invention six provides, and present embodiments provides intelligence
One specific example of television system.
The intelligent television system includes a main control device 10 and four display devices 20.Main control device includes signal source
Input port 110, master control output port 130, control board 120 and main control chip 141, control end transcoding module 115 are integrated in master control
In chip 141.Display device 20 includes display screen port 210, display screen driving plate 220, display screen 230 and audio amplifier 240.
Based on the structure of above-mentioned specific example, it is as follows that its course of work is described in detail：
After user opens some display device 20, control board 120 is able to detect that the master being connected with the display device 20
Control output port 130 generates connection request, and it is the offer service of display device 20 then to determine which main control chip 141, can
To be defaulted as the main control chip 141 of last time service, or the master control for determining currently to service for display device 20 according to other rules
Chip 141；
And then the main control chip 141 or control board 120 can be first that the transmission that the display device 20 is established is led to according to last time
Road selection signal source input port 110, there is provided signal stream, or control interface is provided by main control chip 141, refer to for user's input
Order；
After user input instruction, main control chip 141 or control board 120 can determine specific signal according to user instruction
Source and corresponding signal source input port 110, establish transmission channel；
The signal stream of outside source is input to control board 120 by signal source input port 110, is then transferred to master control
Chip 141, main control chip 141 carry out transcoding by controlling end transcoding module 115, such as can be using transcoding as HDMI signal streams；
Signal stream is passed signal stream based on internet by controlling end network interface transcoding module 125, control end network interface transcoding module 125
Defeated agreement carries out transcoding, and is supplied to master control output port 130, and signal stream is exported by master control output port 130, can be passed through
Such as the mode such as custom protocol, HDMI, RJ45 or 802.11ad is transmitted；
Display screen port 210 through display device 20 inputs to screen end network interface transcoding module 215, will be based on the Internet transmission
The signal stream that agreement receives carries out transcoding reduction, is then transmitted to display screen driving plate 220, and processing is carried out to signal stream and forms driving
Signal, such as can be miniLVDS signals；The then progress of display screen 230 video is shown.The signal received from display screen port 210
Video flowing and audio stream can be isolated in stream, audio stream can be based on I2S modes are transferred to audio amplifier 240 and played out.
The technical scheme of the embodiment of the present invention has many advantages：
1st, from the point of view of hardware point of view, the structure of display device can be made tend to be simple, then can reduce volume, reduce cost,
Also allow for carrying out upgrading renewal only for display screen；
2nd, for main control device, it can also easily upgrade and extend main control chip；
3rd, the function of multiple main control chips can be with identical, can also be different, and its hardware attributes can be with variant, so can be poor
Alienation uses different main control chips, and resource is maximally utilized；
4th, for the angle controlled from user or operator, it is uniformly controlled by main control device, and main control chip can be carried out
The technical scheme of synchronous interaction, it is convenient that centralized configuration, and cooperating are carried out to each display device, facilitate account executive to weigh
Limit.
Embodiment seven
Fig. 7 is the flow chart of the implementation method of the main control device for the intelligent television system that the embodiment of the present invention seven provides, should
Method can be performed using the main control device that any embodiment of the present invention is provided, and methods described includes：
S710, transmission of the signal stream between signal source input port and master control output port is established by control board led to
Road.
S720, by least one signal source input port corresponding to the transmission channel, obtain signal stream from signal source.
S730, by control end network interface transcoding module by signal stream be based on the Internet transport protocol carry out transcoding, there is provided to institute
State master control output port.
S740, by least one master control output port corresponding to the transmission channel, signal stream is exported by netting twine
Played out to display device.
Wherein, by least one main control module being connected respectively with the control board, control what the control board was established
Transmission channel of the signal stream between the signal source input port and the master control output port.
The technical scheme of the present embodiment, as it was previously stated, the transmission channel that main control module can be established to control board is built
Vertical process and/or transmitting procedure are controlled, and be can solve the problem that multiple TVs need to connect the wiring problem of multiple signal sources, also can
Increasingly complex function control is completed by main control module, it is convenient that centralized Control is carried out to multiple display devices.
The function for each part of main control device that the embodiment of the present invention is provided, may both correspond in main control device implementation method
Related perform step.
Embodiment eight
Fig. 8 is the flow chart of the implementation method of the display device for the intelligent television system that the embodiment of the present invention eight provides, and is adopted
The display device that is there is provided with any embodiment of the present invention performs, and methods described includes：
S810, the display screen port by being connected with main control device, from the master control output port of the main control device with net
Line mode reception signal stream, wherein, the main control device is used to obtain signal stream from signal source by signal source input port, and
The display screen port is transferred to by the master control output port.
S820, by shield end network interface transcoding module by the signal stream received based on the Internet transport protocol carry out transcoding also
It is former.
S830, obtained by display screen driving plate and drive signal is produced according to the signal stream.
S840, the drive signal is supplied to display screen, to indicate display screen according to the drive signal display image.
The technical scheme of the present embodiment, as it was previously stated, display device eliminates main control module for existing TV
Function, be transferred in main control device, thus can by main control device to display device carry out centralized Control.Also, display is set
It is standby due to eliminating the control hardware of some cores, so can also reduce cost to a certain extent, reduce volume.
The function for each part of display device that the embodiment of the present invention is provided, may both correspond in display device implementation method
Related perform step.
Pay attention to, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious changes,
Readjust and substitute without departing from protection scope of the present invention.Therefore, although being carried out by above example to the present invention
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
Other more equivalent embodiments can be included, and the scope of the present invention is determined by scope of the appended claims.
Claims (12)
- A kind of 1. main control device of intelligent television system, it is characterised in that including：At least one signal source input port, for obtaining signal stream from signal source；At least one master control output port, for being connected with display device by netting twine, signal stream is exported to institute by netting twine Display device is stated to play out；End network interface transcoding module is controlled, is connected with the master control output port, for signal stream to be entered based on the Internet transport protocol Row transcoding, and it is supplied to the master control output port；Control board, it is connected between the signal source input port and the master control output port, for establishing signal stream in institute State the transmission channel between signal source input port and the master control output port；At least one main control module, it is connected respectively with the control board, the transmission for controlling the control board to establish is led to Road.
- 2. main control device according to claim 1, it is characterised in that：Each main control module is stand-alone integrated in a main control chip.
- 3. main control device according to claim 1, it is characterised in that：The Internet transport protocol is RJ45 agreements.
- 4. main control device according to claim 1, it is characterised in that also include：Compression module, it is connected with the control end network interface transcoding module, for being compressed processing to signal stream to be output, then It is transferred to the control end network interface transcoding module.
- 5. main control device according to claim 4, it is characterised in that：The compression module is set by individual chips, or collection In main control chip where main control module described in Cheng Yu.
- A kind of 6. display device of intelligent television system, it is characterised in that including：Display screen port, for being connected with main control device, from the master control output port of the main control device in a manner of network cable transmission Reception signal stream, wherein, the main control device is used to obtain signal stream from signal source by signal source input port, and passes through institute State master control output port and be transferred to the display screen port；Shield end network interface transcoding module, be arranged at the display screen port, for the letter that will be received based on the Internet transport protocol Number stream carry out transcoding reduction；Display screen driving plate, it is connected with the display screen port, for obtaining and producing drive signal according to the signal stream；Display screen, it is connected with the display screen driving plate, for according to the drive signal display image.
- 7. display device according to claim 6, it is characterised in that：The Internet transport protocol is RJ45 agreements.
- 8. display device according to claim 6, it is characterised in that also include：Decompression module, it is connected with the screen end network interface transcoding module, the signal stream for being reduced to transcoding is carried out at decompression Reason.
- 9. display device according to claim 8, it is characterised in that the decompression module is specifically used for：Decompression is carried out to the signal stream of compression, and audio frequency and video separating treatment, the video that will be isolated are carried out to signal stream Signal stream is supplied to the display screen driving plate, and the audio signal stream isolated is supplied into audio amplifier.
- A kind of 10. intelligent television system, it is characterised in that：Will including any described main control devices of claim 1-6 and right Any described display devices of 7-9 are sought, the quantity of the display device is at least one；The display screen port of the display device It is connected with the master control output port of the main control device.
- 11. a kind of implementation method of the main control device of intelligent television system, is set using the master control described in claim any one of 1-6 It is standby to perform, it is characterised in that methods described includes：Transmission channel of the signal stream between signal source input port and master control output port is established by control board；By at least one signal source input port corresponding to the transmission channel, signal stream is obtained from signal source；Signal stream is based on the Internet transport protocol progress transcoding by controlling end network interface transcoding module, there is provided give the master control to export Port；By at least one master control output port corresponding to the transmission channel, signal stream is exported to display device by netting twine Play out；Wherein, by least one main control module being connected respectively with the control board, the signal for controlling the control board to establish Flow the transmission channel between the signal source input port and the master control output port.
- 12. a kind of implementation method of the display device of intelligent television system, is set using the display described in claim any one of 7-9 It is standby to perform, it is characterised in that methods described includes：By the display screen port being connected with main control device, from the master control output port of the main control device in a manner of network cable transmission Reception signal stream, wherein, the main control device is used to obtain signal stream from signal source by signal source input port, and passes through institute State master control output port and be transferred to the display screen port；The signal stream received based on the Internet transport protocol is subjected to transcoding reduction by shielding end network interface transcoding module；Obtained by display screen driving plate and drive signal is produced according to the signal stream；The drive signal is supplied to display screen, to indicate the display screen according to the drive signal display image.
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| CN201610855707.XA CN107872695A (en) | 2016-09-27 | 2016-09-27 | The main control device and display device and method of intelligent television system, system |
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| CN201610855707.XA CN107872695A (en) | 2016-09-27 | 2016-09-27 | The main control device and display device and method of intelligent television system, system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114286166A (en) * | 2021-09-29 | 2022-04-05 | 海信视像科技股份有限公司 | Display device, signal receiving device and media asset playing method |
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| CN203352719U (en) * | 2012-12-06 | 2013-12-18 | 深圳市同洲电子股份有限公司 | Digital television terminal, set top box and digital television system |
| CN205356613U (en) * | 2016-01-29 | 2016-06-29 | 北京四季豆信息技术有限公司 | Sound video sending , receive and share equipment |
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| CN203352719U (en) * | 2012-12-06 | 2013-12-18 | 深圳市同洲电子股份有限公司 | Digital television terminal, set top box and digital television system |
| CN205356613U (en) * | 2016-01-29 | 2016-06-29 | 北京四季豆信息技术有限公司 | Sound video sending , receive and share equipment |
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