CN205584351U - Audio and video display device - Google Patents
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- CN205584351U CN205584351U CN201521052963.2U CN201521052963U CN205584351U CN 205584351 U CN205584351 U CN 205584351U CN 201521052963 U CN201521052963 U CN 201521052963U CN 205584351 U CN205584351 U CN 205584351U
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Abstract
An embodiment of the utility model provides an audio and video display device, an audio and video display device, include: host processing ware system, display system and audio system are still including a power module who sets up the treater mains power supply of giving first place to to reach the 2nd power module for the display system power supply, a power module passes through ON -OFF control circuit and is connected with the 2nd power module to the power module of treater mains power supply of giving first place to passes through the 2nd power module of switch circuit control display system power supply. The embodiment of the utility model provides an audio and video display device and power supply method are to the host processing ware system and the display system independent power supply respectively of components of a whole that can function independently TV to can be at the main processing system who need not exclusive use components of a whole that can function independently TV under power adapter's the circumstances, can increase components of a whole that can function independently TV owner processing system's utilization ratio.
Description
Technical field
This utility model embodiment relates to multimedia technology field, particularly relates to a kind of audio and video display device.
Background technology
Playing audio/video (such as intelligent television) is the new product formed based on the impact of the Internet tide, its
Purpose is to bring user to experience more easily, has become as the trend trend of TV at present.Intelligent television,
Being to have full open model platform, be equipped with operating system, user is appreciating while general television content,
Types of applications software, the new tv product persistently function being expanded and upgrading can be installed and uninstalled voluntarily.
Intelligent television constantly can bring to user and be different from, and uses wired digital teleset (Set Top Box)
, abundant individualized experience
In prior art, mainboard and the display system of intelligent video system scheme processor are usually assembled into one
Body, is replaced if it is desired to system hardware upgrading needs dismounting shell could take out internal mainboard, operation
Complexity, upgrade cost is higher.And simple replacing complete machine cost is costly.
Separate television is the most gradually researched and developed manufacturer by TV as the form that intelligent television product is new and is used, and it is special
Point is that video main system is partially separated with display system, is not required to change display system part to main system upgrading,
Reducing system upgrade cost, upgrading is convenient.Separate television needs to power two independent sectors respectively；I.e.
Independent main-system part is powered, independent display system is powered simultaneously.
Fig. 1 is separate television power supply plan structural representation in prior art, as it is shown in figure 1, existing skill
In art, the power supply plan of separate television is typically, and power panel is integrated in display system end, more aobvious from being positioned at
Show that the power panel of system is drawn direct current supply line and is powered main system.In prior art, use one piece
Display system and main system are powered by alternating current input power supplying plate, to reach energy-conservation purpose.But in prior art
If need to be used alone main system, it is desirable to provide main system is powered by extra power supply adaptor,
Increase the cost of client, thus cause Consumer's Experience the best, and reduce it for using audio and video playing to set
Standby wish.
Utility model content
This utility model embodiment provides a kind of audio and video display device, it is possible to make playing audio/video
Primary processor part, when working independent of display system, directly can use without power supply adaptor.
This utility model embodiment provides a kind of audio and video display device, including:
Main processor system, display system and audio system, also include that being set to main processor system powers
The first power module, and the second source module powered for display system；
First power module is connected with second source module by ON-OFF control circuit, and is primary processor
First power module of system power supply controls, by on-off circuit, the second source module that display system is powered.
The audio and video display device of this utility model embodiment offer and the method for supplying power to master to separate television thereof
Processor system and display system are independently powered, such that it is able in the case of without power supply adaptor
It is used alone the host processing system of separate television, the utilization rate of separate television host processing system can be increased.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that,
Accompanying drawing in describing below is embodiments more of the present utility model, comes for those of ordinary skill in the art
Say, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is separate television power supply plan structural representation in prior art；
Fig. 2 is this utility model audio and video display device one example structure schematic diagram；
Fig. 3 is another example structure schematic diagram of this utility model audio and video display device.
Detailed description of the invention
For making the purpose of this utility model embodiment, technical scheme and advantage clearer, below in conjunction with
Accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out clear,
It is fully described by, it is clear that described embodiment is a part of embodiment of this utility model rather than complete
The embodiment in portion.Based on the embodiment in this utility model, those of ordinary skill in the art are not making
The every other embodiment obtained under creative work premise, broadly falls into the scope of this utility model protection.
Fig. 2 is this utility model audio and video display device one example structure schematic diagram.According to Fig. 2,
Audio and video display device, including: main processor system, display system and sound system, it is characterised in that
Also include being set to the first power module that main processor system is powered, and powered for display system
Two power modules；
First power module is connected with second source module by ON-OFF control circuit, and is primary processor
First power module of system power supply controls, by on-off circuit, the second source module that display system is powered.
Concrete, audio and video display device connects master source and/or outside source and display system
System, main processor system be able to receive that from master source main video signal and have screen display choosing
Single function.Audio and video display device can set with audio frequency and video outputs such as external DVD player or Set Top Boxes
Standby, and using it as outside source, from the AV device that these are external, receive audio-video signal.Outward
Portion's signal source can be but be not limited to TV signal source, under the signal source or local side of the Internet
The signal source carried, and the sound that outside source is the above-mentioned AV device being external in playing audio/video regards
Frequency source signal.Audio system and display system can be but be not limited to the institute of audio and video display device own
The multimedia device having or the multimedia dress being external in audio and video display device with dismountable form
Put.
The input of the first power module is 220 volts of alternating currents, is output as DC source.ON-OFF control circuit
Can be specifically switch, this switch can be opened by control or close, thus cuts off or connect circuit.
It is understood that when switch is opened, then the electrical connection of switching circuit, switch and close then circuit connection.
The unidirectional current of the first power module output is connected with second source module by ON-OFF control circuit.First electricity
The input of source module is 220 volts of alternating currents, is output as DC source.
First power module is output as the power supply input of main processor system, and second source module is defeated
Go out the power supply for display system to input.
In this utility model embodiment, the main processor system of separate television and display system have solely respectively
Vertical power supply is powered, such that it is able to be used alone the master of separate television in the case of without power supply adaptor
Processing system, can increase the utilization rate of separate television host processing system, and in this utility model embodiment,
The first power module powered for main processor system control that display system is powered by on-off circuit second
Power module, can control the open and close of second source module further such that it is able to progressive raising
The utilization rate of electric power energy.
Fig. 3 is another example structure schematic diagram of this utility model audio and video display device.According to Fig. 3 institute
Show, a kind of audio and video display device, including: main processor system, display system and audio system, also
Including being set to the first power module that main processor system is powered, and second powered for display system
Power module.
First power module is connected with second source module by ON-OFF control circuit, and is primary processor
First power module of system power supply controls, by on-off circuit, the second source module that display system is powered.
Also include that the first power management module, first power management module one end are connected with the first power module,
The other end is connected with audio system.
Power management refers to how effectively to be distributed to by power supply the different assemblies of system.Power management is for depending on
The mobile unit relying battery supply is most important.Energy consumption when leaving unused by reducing assembly, outstanding electricity
Management system can be by longer cell life twice or three times.Power management techniques is also referred to as power supply control
Technology, it belongs to the category of Power Electronic Technique, is collection power converter, hyundai electronics, network construction,
Automatically control etc. multidisciplinary in the edge interleaving techniques of one.Power management module is usually used in doing in circuit
Power management, thus increase the degree of accuracy of power supply input, thus reduce power consumption, improve efficiency.
In this utility model embodiment, the first power management module, first power management module one end with
First power module connects, and the other end is connected with audio system.It is, the alternating current of external 220V
Source is input to the first power module, then from the first power module output unidirectional current, this DC source is as sound
Frequently the power supply of system.For the voltage accurate and stable to audio system offer, from this first power module
The unidirectional current of output is through the first power management module, then is input to audio system, powers to audio system.
In this utility model embodiment, can be more accurately to audio frequency by increasing by the first power management module
System power supply, and audio system and main processor system share same power supply namely the first power supply mould
Block is powered so that the main processor system of separate television can independently form work together with audio system,
Such as, when user has only to listen audio frequency, it is possible to as long as selecting main processor system and audio system work
Make, it is not necessary to display system works.The audio and video display device of this utility model embodiment can give user
Multiple application mode is provided, adds the utilization rate of audio and video display device and utilize enjoyment, promoting user
Experience.
Further, this utility model embodiment can also include that second source manages module, second source
Management module one end is connected with the first power module, and the other end is connected with main processor system.
In this utility model embodiment, second source management module, second source management module one end with
First power module connects, and the other end is connected with main processor system.It is, the friendship of external 220V
Stream power supply is input to the first power module, then from the first power module output unidirectional current, this DC source is made
Power supply for main processor system.For the voltage accurate and stable to main processor system offer, from this
The unidirectional current of the first power module output is through the first power management module, then is input to main processor system,
Power to main processor system.
In this utility model embodiment, can be more accurately to display by increasing second source management module
System power supply, the main processor system of separate television and display system have independent power supply to power respectively, from
And the host processing system of separate television can be used alone in the case of without power supply adaptor, Ke Yizeng
Add the utilization rate of separate television host processing system, and in this utility model embodiment, for main processor system
First power module of power supply controls, by on-off circuit, the second source module that display system is powered, permissible
Control the open and close of second source module further such that it is able to the profit of a progressive raising electric power energy
By rate.
Further, this utility model embodiment can also include the 3rd power management module, the 3rd power supply
Management module one end is connected with the first power module, and the other end is connected with one end of ON-OFF control circuit, opens
Close control circuit the other end be connected with second source module, one end of ON-OFF control circuit also with main process
Device system connects.
In this utility model embodiment, the 3rd power management module, the 3rd power management module one end with
First power module connects, and the other end is connected with one end of ON-OFF control circuit, ON-OFF control circuit another
One end is connected with second source module.It is understood that the 3rd power management module, the first power supply mould
Block, ON-OFF control circuit and second source module, the order of connection of these modules is such, first
Power module connects the 3rd power management module connecting valve control circuit and reconnects second source module.Also
It is exactly that the alternating current power supply of external 220V is input to the first power module, then from the first power module output
Unidirectional current, in order to provide accurate and stable voltage, passes through from the unidirectional current of this first power module output
3rd power management module, then through ON-OFF control circuit, finally arrive second source module.And this enforcement
The ON-OFF control circuit other end of example is connected with second source module, and ON-OFF control circuit open and
Close the control signal sent by main processor system to be controlled.Therefore, this utility model embodiment energy
Enough by main processor system control ON-OFF control circuit, thus control second with the 3rd power management module
How power module powers to display system.
In this utility model embodiment, can be more accurately to aobvious by increasing by the 3rd energy power management module
Show system power supply, and, by main processor system control ON-OFF control circuit, thus with the 3rd power supply
Management module controls how second source module powers to display system, further increases to display system
The control fine degree of power supply, in this utility model embodiment, main processor system and video system are each own
Independent power supply so that the main processor system of separate television can work independently, adds audio frequency and video and broadcasts
Put the utilization rate of device and utilize enjoyment, promoting Consumer's Experience.
Further, this utility model embodiment also includes relay, and relay is with second source module even
Connect to control being turned on and off of second source module.It is understood that relay plays the effect of switch,
When relay disconnects or connects, turning off or on of second source module can be controlled.Thus at relay
During disconnection, control second source module and close, do not power to display system, and connect at relay
Time, control second source module and open, now power to display system.
In this utility model embodiment, can power to display system more accurately by increasing relay.
First power module is exchange input direct-current out-put supply, and second source module is exchange input direct-current
Out-put supply.Concrete, the input power of the first power module is alternating current power supply, and supply voltage is 220v,
Its out-put supply is the DC source meeting audio and video display device requirement.Same, second source module
Input power be alternating current power supply, supply voltage is 220v, its out-put supply for meet audio and video playing dress
Put the DC source of requirement.
Further, in this utility model embodiment, main processor system passes through GPIO pin and switch
Control circuit connects.General Purpose Input Output (universal input/output) is referred to as GPIO,
Or bus extender, utilize industrial standard I2C, SMBus or SPI interface to simplify the extension of I/O mouth.
When microcontroller or chipset do not have enough I/O ports, or when system needs to use far-end serial communication
Or when controlling, GPIO product can provide extra control and function for monitoring.Each GPIO port can lead to
Cross software and be each configured to input or output.The GPIO product line of Maxim includes that 8 ports are to 28 ports
GPIO, it is provided that push-pull type output or open-drain output.Miniature 3mm x 3mm QFN is provided to encapsulate.
It is understandable that QFN (Quad Flat No-leadPackage, quad flat non-pin package), table
One of face mount packages.The most referred to as LCC.QFN is the name that EIAJ specifies
Claiming, to this, this utility model does not repeats.
By the control to second source module of this utility model embodiment, can be at audio and video display device
When standby, the relay in the second source module of display system is off, second source mould
Block does not has power supply to export, and is in power save mode.When pressing key, audio and video display device is opening fortune
During row state, the GPIO pin of main processor system controls ON-OFF control circuit and connects, the 3rd power supply pipe
Reason module output controls voltage to the relay in the second source module of display system, and relay connects,
Second source module is powered to display system and is made it normally work.
This utility model one audio and video display device method of supplying power to, including:
The unidirectional current of the first power module output controls beating of second source module through switching controller circuit
Push And Release closes, and the first power module is that main processor system is powered, and second source module is that display system supplies
Electricity.
The first concrete power module is connected with second source module by ON-OFF control circuit, and is main
The first power module that processor system is powered controls, by on-off circuit, the second source that display system is powered
Module.
The input of the first power module is 220 volts of alternating currents, is output as DC source.ON-OFF control circuit
Can be specifically switch, this switch can be opened by control or close, thus cuts off or connect circuit.
It is understood that when switch is opened, then the electrical connection of switching circuit, switch and close then circuit connection.
The unidirectional current of the first power module output is connected with second source module by ON-OFF control circuit.First electricity
The input of source module is 220 volts of alternating currents, is output as DC source.
First power module is output as the power supply input of main processor system, and second source module is defeated
Go out the power supply for display system to input.
In this utility model embodiment, the main processor system of separate television and display system have solely respectively
Vertical power supply is powered, such that it is able to be used alone the master of separate television in the case of without power supply adaptor
Processing system, can increase the utilization rate of separate television host processing system, and in this utility model embodiment,
The first power module powered for main processor system control that display system is powered by on-off circuit second
Power module, can control the open and close of second source module further such that it is able to progressive one carries
The utilization rate of high electric power energy.
Further, in this utility model embodiment, main processor system sends control signal to switch
Control circuit, to control the opening and closing of ON-OFF control circuit, to control second source module further
Power supply.
The ON-OFF control circuit other end is connected with second source module, and ON-OFF control circuit open and
Close the control signal sent by main processor system to be controlled.Therefore, this utility model embodiment energy
Enough by main processor system control ON-OFF control circuit, thus how control second source module to display
System power supply.
Further, this utility model embodiment also includes: the management signal warp of the 3rd power management module
Cross ON-OFF control circuit and be sent to second source module.
The 3rd power management module, the 3rd power management module one end and the first power module can also be included
Connecting, the other end is connected with one end of ON-OFF control circuit, the other end of ON-OFF control circuit and the second electricity
Source module connects, and one end of ON-OFF control circuit is also connected with main processor system.
In this utility model embodiment, the 3rd power management module, the 3rd power management module one end with
First power module connects, and the other end is connected with one end of ON-OFF control circuit, ON-OFF control circuit another
One end is connected with second source module.It is understood that the 3rd power management module, the first power supply mould
Block, ON-OFF control circuit and second source module, the order of connection of these modules is such, first
Power module connects the 3rd power management module connecting valve control circuit and reconnects second source module.Also
It is exactly that the alternating current power supply of external 220V is input to the first power module, then from the first power module output
Unidirectional current, in order to provide accurate and stable voltage, passes through from the unidirectional current of this first power module output
3rd power management module, then through ON-OFF control circuit, finally arrive second source module.And this enforcement
The ON-OFF control circuit other end of example is connected with second source module, and ON-OFF control circuit open and
Close the control signal sent by main processor system to be controlled.Therefore, this utility model embodiment energy
Enough by main processor system control ON-OFF control circuit, thus control second with the 3rd power management module
How power module powers to display system.
In this utility model embodiment, can be more accurately to aobvious by increasing by the 3rd energy power management module
Show system power supply, and, by main processor system control ON-OFF control circuit, thus with the 3rd power supply
Management module controls how second source module powers to display system, further increases to display system
The control fine degree of power supply, in this utility model embodiment, main processor system and video system are each own
Independent power supply so that the main processor system of separate television can work independently, adds audio frequency and video and broadcasts
Put the utilization rate of device and utilize enjoyment, promoting Consumer's Experience.
Further, in this utility model embodiment, when audio and video display device is in holding state,
Main processor system sends control signal and controls ON-OFF control circuit to disconnect the power supply of second source module.
Further, in this utility model embodiment, when audio and video display device is in running status
Time, main processor system sends control signal and controls ON-OFF control circuit with the power supply to second source module.
Further, it is also possible to the control being powered by the first power management module, such as, the first power supply
Management module the first power management module one end is connected with the first power module, and the other end is with audio system even
Connect.It is, the alternating current power supply of external 220V is input to the first power module, then from the first power supply mould
Block output unidirectional current, this DC source is as the power supply of audio system.In order to provide accurately to audio system
With stable voltage, from this first power module output unidirectional current through the first power management module, then
It is input to audio system, powers to audio system.
In this utility model embodiment, can be more accurately to audio frequency by increasing by the first power management module
System power supply, and audio system and main processor system share same power supply namely the first power supply mould
Block is powered so that the main processor system of separate television can independently form work together with audio system,
Such as, when user has only to listen audio frequency, it is possible to as long as selecting main processor system and audio system work
Make, it is not necessary to display system works.The audio and video display device of this utility model embodiment can give user
Multiple application mode is provided, adds the utilization rate of audio and video display device and utilize enjoyment, promoting user
Experience.
Further, it is also possible to the control being powered by second source management module, such as, second source
Management module one end is connected with the first power module, and the other end is connected with main processor system.It is,
The alternating current power supply of external 220V is input to the first power module, then from the first power module output direct current
Electricity, this DC source is as the power supply of main processor system.In order to provide accurately to main processor system and
Stable voltage, through the first power management module more defeated from the unidirectional current of this first power module output
Enter to main processor system, power to main processor system.
In this utility model embodiment, can be more accurately to display by increasing second source management module
System power supply, the main processor system of separate television and display system have independent power supply to power respectively, from
And the host processing system of separate television can be used alone in the case of without power supply adaptor, Ke Yizeng
Add the utilization rate of separate television host processing system, and in this utility model embodiment, for main processor system
First power module of power supply controls, by on-off circuit, the second source module that display system is powered, permissible
Control the open and close of second source module further such that it is able to the profit of a progressive raising electric power energy
By rate
The power supply to video system of the second source module can be controlled by relay additionally, breathe out, such as,
Relay is connected with second source module to control being turned on and off of second source module.May be appreciated
It is that relay plays the effect of switch, when relay disconnects or connects, second source module can be controlled
Turn off or on.Thus when relay disconnects, control second source module and close, the most do not give display
System power supply, and when relay connects, controlling second source module opens, and now supplies to display system
Electricity.
In this utility model embodiment, can power to display system more accurately by increasing relay.
Further, main processor system controls ON-OFF control circuit also by GPIO pin, thus controls
The second source module processed power supply to video system.
By the control to second source module of this utility model embodiment, can be at audio and video display device
When standby, the relay in the second source module of display system is off, second source mould
Block does not has power supply to export, and is in power save mode.When pressing key, audio and video display device is opening fortune
During row state, the GPIO pin of main processor system controls ON-OFF control circuit and connects, the 3rd power supply pipe
Reason module output controls voltage to the relay in the second source module of display system, and relay connects,
Second source module is powered to display system and is made it normally work.
Device embodiment described above is only schematically, wherein said illustrates as separating component
Unit can be or may not be physically separate, the parts shown as unit can be or
Person may not be physical location, i.e. may be located at a place, or can also be distributed to multiple network
On unit.Some or all of module therein can be selected according to the actual needs to realize the present embodiment
The purpose of scheme.Those of ordinary skill in the art are not in the case of paying performing creative labour, the most permissible
Understand and implement.
Through the above description of the embodiments, those skilled in the art is it can be understood that arrive each reality
The mode of executing can add the mode of required general hardware platform by software and realize, naturally it is also possible to by firmly
Part.Based on such understanding, the portion that prior art is contributed by technique scheme the most in other words
Dividing and can embody with the form of software product, this computer software product can be stored in computer can
Read in storage medium, such as ROM/RAM, magnetic disc, CD etc., including some instructions with so that one
Computer equipment (can be personal computer, server, or the network equipment etc.) performs each to be implemented
The method described in some part of example or embodiment.
Last it is noted that above example is only in order to illustrate the technical solution of the utility model, rather than
It is limited；Although this utility model being described in detail with reference to previous embodiment, this area
Those of ordinary skill is it is understood that the technical scheme described in foregoing embodiments still can be carried out by it
Amendment, or wherein portion of techniques feature is carried out equivalent；And these amendments or replacement, not
The essence making appropriate technical solution departs from the spirit and scope of this utility model each embodiment technical scheme.
Claims (7)
1. an audio and video display device, including: main processor system, display system and audio system, it is characterised in that also include being set to the first power module that main processor system is powered, and the second source module powered for display system；
Described first power module is connected with described second source module by ON-OFF control circuit, and the second source module that described the first power module powered for main processor system is powered by the described display system of described on-off circuit control.
Device the most according to claim 1, it is characterised in that also including that the first power management module, described first power management module one end are connected with described first power module, the other end is connected with described audio system.
Device the most according to claim 1 and 2, it is characterised in that also including that second source manages module, described second source management module one end is connected with described first power module, and the other end is connected with described main processor system.
Device the most according to claim 1, it is characterized in that, also include the 3rd power management module, described 3rd power management module one end is connected with described first power module, the other end is connected with one end of described ON-OFF control circuit, and the other end of described ON-OFF control circuit is connected with described second source module.
Device the most according to claim 4, it is characterised in that also include relay, described relay is connected with described second source module to control being turned on and off of described second source module.
Device the most according to claim 1, it is characterised in that described first power module is exchange input direct-current out-put supply, described second source module is exchange input direct-current out-put supply.
Device the most according to claim 1, it is characterised in that described main processor system is connected with described ON-OFF control circuit by GPIO pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521052963.2U CN205584351U (en) | 2015-12-14 | 2015-12-14 | Audio and video display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521052963.2U CN205584351U (en) | 2015-12-14 | 2015-12-14 | Audio and video display device |
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| CN205584351U true CN205584351U (en) | 2016-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521052963.2U Active CN205584351U (en) | 2015-12-14 | 2015-12-14 | Audio and video display device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105915827A (en) * | 2015-12-14 | 2016-08-31 | 乐视致新电子科技（天津）有限公司 | Audio and video playing device and power supply method thereof |
| CN113163243A (en) * | 2020-01-22 | 2021-07-23 | 海信视像科技股份有限公司 | Display device |
-
2015
- 2015-12-14 CN CN201521052963.2U patent/CN205584351U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105915827A (en) * | 2015-12-14 | 2016-08-31 | 乐视致新电子科技（天津）有限公司 | Audio and video playing device and power supply method thereof |
| CN113163243A (en) * | 2020-01-22 | 2021-07-23 | 海信视像科技股份有限公司 | Display device |
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