CN103491326B - All-in-one computer television and control method of all-in-one computer television - Google Patents
All-in-one computer television and control method of all-in-one computer television Download PDFInfo
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- CN103491326B CN103491326B CN201310459306.9A CN201310459306A CN103491326B CN 103491326 B CN103491326 B CN 103491326B CN 201310459306 A CN201310459306 A CN 201310459306A CN 103491326 B CN103491326 B CN 103491326B
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Abstract
The invention provides an all-in-one computer television and a control method of the all-in-one computer television. The all-in-one computer television comprises a television controller and a computer module, wherein the television controller is connected to the computer module through an interface module, detects a state of the computer module according to a state signal transmitted by the interface module and sends a control signal to the computer module through the interface module according to the state of the computer module so as to control operation of the computer module. The computer module receives the control signal transmitted by the interface module and executes corresponding actions. A control mode of the all-in-one computer television is simple, and control of a television module to the computer module can be achieved through state signal detection of three control lines.
Description
Technical field
The present invention relates to TV technology, in particular to a kind of computer and television integrated machine and a kind of telecomputer
All-in-one control method.
Background technology
Display device such as interactive touch TV integrated machine, electronic whiteboard, digital signage, liquid crystal-spliced display etc. is more next
More has used computer module, Large-size LCD Screen is used as display device.Similar products before are substantially electricity
Depending on/monitor process transformation back of the body extension computer.Individually give computer accessory adapter, or computer module is loaded TV/supervision
Device, does not have communication function, individually works between computer and TV/monitor, must artificially open or close during use
Computer, such operating process is comparatively laborious, and if turned off TV/monitor, forgets to close host computer, then at computer
In normal operating conditions, not only waste electric energy and there is also potential safety hazard.
Even if there being correlation technique to increased the communication function between computer and TV, but realize complex, such as with electricity
Based on brain, increased TV functions module on computers, and increase modulation /demodulation module on computers and communicated, need to letter
Number it is modulated demodulating, processing procedure is relative complex.
Content of the invention
In view of above-mentioned background technology, it is an object of the present invention to provide a kind of computer and television integrated machine control technology,
Control computer to realize TV, realize operating procedure simple and that user can be reduced.
In view of this, according to an aspect of the invention, it is provided a kind of computer and television integrated machine, including：TV controls
Device, is connected to computer module by interface module, detects described computer module by the status signal that described interface module is transmitted
State, and control signal is sent by described interface module to described computer module according to the state of described computer module,
To control the operation of described computer module；Described computer module, receives the described control signal of described interface module transmission, execution
Corresponding actions.
The present invention passes through to detect the state that the status signal of interface module transmission can determine that computer module, thus by electricity
To control computer module depending on controller, manually the running status of computer module to be interfered without user it is achieved that TV control
Device processed and computer module jointly control, it is to avoid the loaded down with trivial details processing procedure that individually controls, and realize simple, need not increase
Modulation /demodulation module.
According to a further aspect in the invention, there is provided a kind of control method of all-in-one computer television, including：Detection computer mould
The state of block, the state according to described computer module controls the operation of described computer module.
The present invention passes through to detect the state of computer module, thus controlling computer module by control device of the tv, need not use
Family is interfered to the running status of computer module manually it is achieved that control device of the tv and computer module jointly control, it is to avoid
The loaded down with trivial details processing procedure individually controlling, and realize simple, modulation /demodulation module need not be increased.
Brief description
Figure 1A shows the schematic diagram of computer and television integrated machine according to an embodiment of the invention；
Figure 1B shows the schematic diagram of computer and television integrated machine according to an embodiment of the invention；
Fig. 1 C shows the schematic diagram of computer and television integrated machine according to an embodiment of the invention；
Fig. 1 D shows the schematic diagram of computer and television integrated machine according to an embodiment of the invention；
Fig. 2 shows that the application of computer and television integrated machine according to an embodiment of the invention is illustrated taking OPS interface as a example
Figure；
Fig. 3 shows the schematic diagram of computer and television integrated machine according to an embodiment of the invention taking OPS interface as a example；
Fig. 4 shows the control line schematic diagram between control device of the tv and computer module according to an embodiment of the invention；
The flow chart that Fig. 5 shows control method of all-in-one computer television according to an embodiment of the invention；
Fig. 6 shows the start control flow chart of computer and television integrated machine according to an embodiment of the invention；
Fig. 7 shows the switching channel process chart of computer and television integrated machine according to an embodiment of the invention；
Fig. 8 shows the Opportunity awaiting control for linear flow chart of computer and television integrated machine according to an embodiment of the invention.
Specific embodiment
In order to be more clearly understood that the above objects, features and advantages of the present invention, below in conjunction with the accompanying drawings and specifically real
Mode of applying is further described in detail to the present invention.It should be noted that in the case of not conflicting, the enforcement of the application
Feature in example and embodiment can be mutually combined.
Elaborate a lot of details in the following description in order to fully understand the present invention, but, the present invention also may be used
To be implemented different from other modes described here using other, therefore, the present invention is not limited to following public concrete reality
Apply the restriction of example.
Figure 1A shows the schematic diagram of computer and television integrated machine according to an embodiment of the invention.
As shown in Figure 1A, a kind of computer and television integrated machine, including：Control device of the tv 102, is connected by interface module 104
To computer module 106, detect the state of computer module 106 by the status signal that interface module 104 is transmitted, and according to computer
The state of module 106 is passed through interface module 102 and is sent control signal to computer module 106, to control the fortune of computer module 106
OK；Computer module 106, the control signal of receiving interface module 104 transmission, execute corresponding actions.
The present invention passes through to detect the state that the status signal of interface module transmission can determine that computer module, thus by electricity
To control computer module depending on controller, manually the running status of computer module to be interfered without user it is achieved that TV control
Device processed and computer module jointly control, it is to avoid the loaded down with trivial details processing procedure that individually controls, and realize simple, need not increase
Modulation /demodulation module.
Interface module 104 shown in figure ia can be the interface shape as shown in Figure 1B to Fig. 1 D.
As shown in Figure 1B, TV SKD 208 is the control device of the tv 102 in Figure 1A, and this interface module at least includes one
Group HDMI/DVI/VGA, one group of USB interface, one group of USB control line and one group of power supply.Wherein, one group of HDMI/DVI/VGA signal,
It is used for transmitting the audio-video signal of computer module output；One group of USB interface is used for connecting computer module or touch screen and other
Such as USB storage device, photographic head, RFID device etc.；One group of USB control line is used for the work realizing controlling computer module, is
Distinguish this USB control line and above-mentioned USB interface, this USB control line can adopt square opening USB or Mini USB interface, using corresponding
Instruction control computer module state, for example instruction A control computer start, instruction B control computer shutdown, instruction C control
Sleep pattern of computer processed etc.；One group of power supply, for powering to computer module, provides 19V to computer module by power panel 206
106 power supplies, can be that single power module is powered it is also possible to power with the shared power module of mainboard.
Again for example shown in Fig. 1 C, the USB control line in Figure 1B can be by IIC control line（I2C IC bus）Substitute, one
Group IIC control line is used for the work realizing controlling computer module, controls the state of computer module using corresponding instruction, for example, refers to
A is made to control the start of computer, instruction B controls the shutdown of computer, instruction C to control sleep pattern of computer etc..Such as Fig. 1 D institute again
Show, the USB control line in Figure 1B can be replaced by serial ports control line, one group of serial ports（Serial line interface）Control line is used for realizing controlling electricity
The work of brain module, using the state of corresponding protocol integrated test system computer module, such as agreement A controls the start of computer, and agreement B is controlled
The shutdown of computer processed, agreement C control the sleep pattern of computer, agreement W to detect that the on-off state of computer module, agreement M determine
Installment state of computer module etc..
It is enumerated above multiple realization sides of interface module 104 in computer and television integrated machine according to an embodiment of the invention
Formula it should be appreciated that it can also have the deformation of other multi-forms to replace, such as the interface shape described by example below,
Computer and television integrated machine according to the present invention will preferably use OPS interface.
It should be noted that, USB, the HDMI shown by figure DVI VGA and IIC control line or serial ports control line or USB
Control line refers to connect the function of these interfaces or control line of the Interface integration between computer module and TV set controller,
It may be not only physically the simple combination of these interfaces.
To describe computer and television integrated machine according to an embodiment of the invention below in detail taking OPS interface as a example.
Fig. 2 and Fig. 3 shows the application of computer and television integrated machine according to an embodiment of the invention taking OPS interface as a example
Schematic diagram.
Because current main frame is less and less, therefore INTEL Corp. has formulated the interface rule of standard set minihose
Model：OPS（Open Pluggable Specification）, it is the set of common interfaces, be for example integrated with USB connect,
The function of the interfaces such as HDMI/DVI interface.Television set/monitor increased this interface, then can easily be mounted directly and meet
The computer module of this standard interface.But this interface only gives interface definition, sees below, do not provide specific controlling party
Method and control flow.Need voluntarily to formulate corresponding control method and go the computer module on docking port to be controlled.
As shown in Fig. 2 OPS module 202 in Fig. 2 and interface board 204 can correspond to the interface module in Fig. 1, certainly,
Although providing interface board 204 in Fig. 2 it should be appreciated that it is also possible to not need interface board 204 in application system, directly by OPS
Module 202 connects to TV motherboard 208, as shown in Figure 3.TV motherboard 208 in Fig. 2 can correspond to the TV control in Fig. 1
Device 102 processed, certain TV motherboard 208, in addition to including control device of the tv, can also include other modules, hereinafter will only
The function of the control device of the tv relevant with the present invention is described, the function of other functions module will not be described here.
With continued reference to Fig. 2 and Fig. 3, OPS module 202 carries female seat, the model of this female seat can such as 80PINJAETX25,
Corresponding male seat is had on interface board 204.OPS interface 202 contains one group of power supply, can be powered to OPS module 202, can
To be single power module（Such as power panel 206）It is also possible to share a power module with mainboard（For example shown in Fig. 3
Main power board 210）；The TMDS signal of one group of HDMI/DVI, for transmitting the video signal of OPS module 202 output；One group of DP
(Displayport）Signal, can be used to directly to light liquid crystal display screen with DP mouth it is also possible to the TV with DP interface
Machine/monitor uses；3 groups of USB interface, according to for connecting touch screen or miscellaneous equipment such as USB storage device, shooting
Head, RFID device etc.；One group of control signal（PS_ON：Starting-up signal；PB_DET：OPS interface detection signal；PWR_STATUS：
OPS working condition detection signal）Mechanical key can be convenient to use or sophisticated software control flow goes to control the work of OPS
Make；In addition with one group of AUDIO signal, one group of audio signal can be transmitted to television set/monitor；One group of UART signal, can
Carry out between OPS module and television set/monitor communicating, control to allow；A piece fan control signal, can be conveniently added with
Switching value or PWM amount are controlled to fan in the case of needing extra heat dissipation.
Some definition of OPS interface are briefly described above, have hereinafter carried out only for the function relevant with the present invention
Illustrate.
With reference to Fig. 3 and Fig. 4, interface module 104 described in Fig. 1 corresponds to OPS interface and OPS module 202 in Fig. 3,
In the diagram, the OPS module shown in Fig. 3 is integrated in computer module 106.
As shown in figure 4, OPS interface includes first state feedback line（PB_DET）, control line（PS_ON）Anti- with the second state
Feeder line（PWR_STATUS）, these control the definition of feedback line referring to following table.
As shown in figure 3, adding R1, R2, R3 to respectively on circuit the signal on two feedback of status lines and a control line
Three pull-up resistors.
PS_ON is in control device of the tv（TV/Monitor MCU）It is an output signal on GPIO on 102.Export at ordinary times
High level, the power knob being equivalent to computer is in non-down state.
When needing to provide starting-up signal, if setting low level and continuing certain setting time section（Such as 400ms）, then be equivalent to
The power knob of computer module is pressed and is decontroled.Simultaneously on computers need define power knob function be：" start/close
Machine ".After PS_ON triggering, if computer is in off-mode before triggering, computer can be started shooting；If electricity before triggering
Brain is in off-mode, then computer can shut down.
PWR_STATU is the working state signal of computer.It GPIO on TV/Monitor MCU is an input letter
Number, being low level in booting computer state, the control of computer module 106 being lost after shut down, because there being pull-up resistor to deposit
High level can be changed into.
PB_DET is an earth lead in computer end, is an input signal on the GPIO on TV/Monitor MCU.
When computer module is not inserted into, due to high level can be shown as with the presence of pull-up resistor, when inserting OPS interface, now level
Can be pulled low, show low level.
Therefore that is to say, that described first state feedback line is used for transmitting the status signal whether computer module is installed, control
Line processed is used for the signal that transmission triggering computer module carries out switching on and shutting down, and described second feedback of status line is used for transmitting computer module
The signal of on-off state.
After having introduced the effect of two feedback of status lines and a control line, below just explain control device of the tv 102
It is how start, standby, passage switching to be completed based on this two feedback of status lines and a control line with described computer module 106
And prevent the functions such as hot plug.
Referring next to Fig. 3 and Fig. 4, control device of the tv 102（I.e. TV SKD 208 in Fig. 3）It is additionally coupled to power panel
（For example special OPS power panel 206）, as shown in figure 3, OPS power panel 206 connects to control device of the tv 102 and computer module
106, receiving from control device of the tv 102（I.e. TV SKD 208）Open signal（19V_ON/OFF）When, open and be
The power supply circuits of computer module 106 power supply.
This control device of the tv 102 in television startup, according to first state feedback line（PB_DET）The status signal of transmission
Judge whether computer module 106 is installed, when determination is provided with computer module 106, sends to OPS power panel 206 and open
Signal, to open the power supply circuits of computer module 106, and judges that whether current demand signal source channels are and interface module（I.e. OPS connects
Mouthful）Corresponding specified signal source channels, if the current demand signal source channels specified signal source channels that are these, pass through control line（PS_
ON）Send the control signal of triggering computer module 106 start, otherwise, do not send the signal of triggering computer module 106 start.
Control device of the tv 102 is additionally operable to after triggering computer module 106 start, according to the after the first predetermined amount of time
Two-state feedback line（PWR_STATUS）The on-off state of the computer module 106 described in signal detection of transmission, if described computer
Module 106 is in off-mode, then point out manually opened described computer module.
Therefore, in television startup, it is first determined whether being provided with computer module, when being provided with computer module,
Continue judge whether current demand signal source channels are OPS passages, if it is, explanation before user use be exactly OPS passage, then
Computer module is made to start shooting in addition it is also necessary to determine whether computer module has been switched on according to the on-off state of computer module, if also
It is not powered on, points out user, need user to be started shooting manually.Therefore, in television startup, computer can be controlled also to start shooting,
Avoid the independent start of telecomputer, without user's manual operation.
The foregoing describe the start control process process of computer and television integrated machine, describe treating of computer and television integrated machine below
Machine control process process.
Described control device of the tv is additionally operable to when described control device of the tv receives standby signal, according to described second state
The on-off state of the signal detection computer module 106 of feedback line transmission, when computer module 106 is in off-mode, to electricity
Source plate（OPS power panel for example shown in Fig. 3）Send shutdown signal, close the power supply circuits of computer module 106, TV enters
Holding state, and when computer module 106 is in open state, is triggered by described control line and close computer module 106.For
Guarantee that computer module is in off-mode, the signal of three control lines transmission can be detected every the second predetermined amount of time, to sentence
Whether disconnected computer module 106 is in off-mode, if computer module 106 is in open state, continues to send out to power panel
Send shutdown signal, to close the power supply circuits of computer module 106, TV enters holding state.
The time closing display can be set under some application scenarios, and when closing display, video signal no exports,
Detection computer is open state, now simply turns off backlight.Computer all can be waken up using mouse and keyboard or touch screen, again
Output video signal.Television set/monitor reopens backlight after video signal is detected.
It is in sleep state in computer, or in a dormant state or user actively closes computer, video signal is all no
Output, detection computer module is off-mode, now shows that user, for a long time not using computer module, provides under this scene and carries
If showing user's no wake operation or active power-on operation in the 3rd scheduled time, television set/monitor can enter holding state,
The consumption of electric energy so can be reduced further.
For computer and television integrated machine, also relate to the switching of signal source channels in some scenarios, therefore, TV controls
Device 102 is using the specified signal source channels related to described computer module（I.e. using OPS passage）When, if switch to other leading to
Road, then keep described computer module to be in open state（Although switching to other passages, will be considered that is currently used OPS passage
User switches to other passages temporarily, also can switch back into OPS passage afterwards, therefore makes computer module 106 still in start shape
State, convenient switch back into OPS passage from other passages, it is to avoid repeatedly computer module is carried out with the operation of switching on and shutting down, improves system
Stability）, and when switching to described specified signal source channels from other passages described, according to described second feedback of status
The on-off state of the computer module described in signal detection of line transmission, if described computer module is in off-mode, passes through institute
State control line triggering described computer module start.
When TV is in open state, insertion computer module can cause larger surge impact to power supply, or to TV
The HDMI of machine/monitor and computer causes static damage, also the hard disk of computer can be caused compared with macrolesion.In order to avoid this
Individual problem, additionally provides according to the computer and television integrated machine of the present invention and prevents the function of hot plug, described below：
Control device of the tv 102 is additionally operable to, after television startup, detect first state feedback line every the 4th predetermined amount of time
The signal of transmission, to determine whether to be provided with computer module 106 however, it is determined that not installing computer module 106, then according to the second state
Feedback line detects the on-off state of computer module 106, and if it is determined that computer 106 is off-mode, then sends to power panel
Shutdown signal, to close the power supply circuits of computer module 106 and to keep the closed mode of power supply circuits 106 until television shutdown.
Until the process of shutdown does not allow to insert computer module 106 after this makes it possible to be limited to television startup, even if insertion electricity
Brain module 106, power supply circuits also will not be powered for computer module 106, that is, prevent surge impact and static damage.
The flow chart that Fig. 5 shows control method of all-in-one computer television according to an embodiment of the invention.
As shown in figure 5, control method of all-in-one computer television may comprise steps of according to an embodiment of the invention：
Step 502, the state of detection computer module, the state according to computer module controls the operation of computer module.
It is preferred that described control device of the tv detects the state of computer module, according to described computer in technique scheme
The state of module controls the step of the operation of described computer module to specifically include：In described television startup, judge described computer
Whether module is installed；When being provided with described computer module, open the power supply circuits of described computer module and judge working as of TV
Whether front signal source channels are to specify signal source passage；If current demand signal source channels are described specified signal source channels, trigger
Described computer module start, otherwise, does not trigger described computer module start.
It is preferred that can also include in technique scheme：After triggering described computer module start, through first
Detect the on-off state of described computer module after predetermined amount of time, if described computer module is in off-mode, point out handss
The described computer module of dynamic unlatching.
It is preferred that can also include in technique scheme：When described control device of the tv receives standby signal,
Described control device of the tv detects the on-off state of described computer module；When described computer module is in off-mode, close
The power supply circuits of described computer module, described TV enters holding state；When described computer module is in open state, triggering
Close described computer module, and detect whether described computer module is in off-mode every the second predetermined amount of time, if being in
Open state, then close the power supply circuits of described computer module, and described TV enters holding state.
It is preferred that can also include in any of the above-described technical scheme：Detect described computer in described control device of the tv
The state of module be off-mode, and no video signal output when, if prompting after the 3rd predetermined amount of time, TV is not had
Any operation, then described TV entrance holding state.
It is preferred that can also include in any of the above-described technical scheme：Described computer and television integrated machine using with described
During the specified signal source channels of computer module correlation, if switching to other passages, described computer module is kept to be in start shape
State；When switching to described specified signal source channels from other passages described, described control device of the tv detects described computer module
On-off state, if described computer module is in off-mode, trigger the start of described computer module.
It is preferred that can also include in any of the above-described technical scheme：After described television startup, predetermined every the 4th
Time period detects whether to be provided with described computer module however, it is determined that not installing described computer module, then detect described computer mould
The on-off state of block；If it is determined that described computer module is off-mode, then closes the power supply circuits of described computer module and protect
The closed mode holding described power supply circuits is until described television shutdown.
Increase OPS passage in the signal source of TV/monitor, OPS passage can show the video signal of OPS module, this
When television set/monitor as computer module display.In order to increase man-machine interaction, meanwhile, in television set/monitor user dish
Need in list to add the switching on and shutting down option of computer, according to the detection to PWR_STATUS state, work as PWR_STATUS=L（Computer shape
State is to open）When, button can only choose " shutdown "；Work as PWR_STATUS=H（Computer state is to close）Power-off button can only be chosen,
Go operation when switching computer as user's active.In addition can also in user remote controller or television set/monitor this
Switching on and shutting down button is arranged on machine button, the active switch machine of reply user operates it is also possible to play the effect of a key switch machine.When
When user presses start or power-off button, represent that user will use computer module, signal source is switched to OPS passage, display electricity
The switching on and shutting down process of brain.
Detection in order to prevent each IO of single line detection error this programme is required for adding stabilization mechanism, that is, sample once
Can detect once again every certain setting time section such as 200ms after I/O state, state consistency twice just thinks that port is determination
State.
Control for OPS computer module mainly has the following aspects：
1. start decides whether to power to computer according to the installment state of computer module；
2. whether open computer according to signal source channels, current computer work Determines；
3. need before standby to close computer；
4. the judgement of computer work state and countermeasure.
Implement process the following detailed description of each side above.
Fig. 6 shows the start control flow chart of computer and television integrated machine according to an embodiment of the invention.
As shown in fig. 6, step 602, in television startup, TV/Monitor MCU can go to detect the state of PB_DET, when
During PB_DET=H, show that computer module is not installed it is impossible to use computer module, enter step 614.
If being provided with computer module, entering step 604, opening the power supply circuits of computer module.
Step 606, judges whether the current demand signal source channels of computer and television integrated machine are OPS passages, if so, then enters step
Rapid 608, otherwise enter step 616.
Step 608, the voltage of PS_ON signal is set low and is continued certain setting time section（Such as 400ms）, triggering electricity
Brain module is started shooting.
Step 610, by control line（PWR_STATUS）Signal condition, judge whether computer module is in start shape
State.If being in open state, terminating handling process of starting shooting, if being not at open state, entering step 612, pointing out user
Manually opened computer module.
Step 614, judges whether current demand signal source channels are OPS passages, if so, then enters step 618, otherwise enters step
Rapid 616.
Step 618, if being fitted without computer module, and television set/monitor, currently on OPS passage, can be believed from current
Jump out in number source channels and enter VGA（Or other arbitrary passages）Boot up.
Step 616, if current demand signal source channels are not on OPS passage, shows that user does not need using OPS passage, meeting
Enter current passage to boot up.
Therefore, as PB_DET=L, show that computer module has been installed, go to control confession now by 19V_ON/OFF signal
Electric module（Such as OPS power panel 206 in Fig. 3）Open, with to OPS module for power supply.If current demand signal source channels are not OPS
Passage, then show that user's last time uses is not OPS passage, must not use computer, computer will not be opened, be directly entered current letter
The start of number source channels.If current demand signal source channels are OPS passage, show last time use is also OPS passage, and user needs
Using computer.Now PS_ON sets low certain setting time end（Such as 400ms）, trigger booting computer.Through a setting time section
（Such as 1000ms）Go afterwards to detect the state of PWR_STATUS, if L, then start shooting successfully, if H, then unsuccessful start,
Need the unsuccessful unlatching of screen display computer, please manually opened prompting, after 5S or user is operated, this prompting disappears
Lose.
It should be noted that, can judge that current demand signal source channels are OPS passage according to passage record before, or
According to the ID of current demand signal source channels, person determines which passage current demand signal source channels are.
Fig. 7 shows the switching channel process chart of computer and television integrated machine according to an embodiment of the invention.
If as shown in fig. 7, from other signal source channels cut OPS passage, this switching signal source flow process can include with
Lower step：
Step 702, judges the on-off state of computer module, if being in open state, can be directly switch into OPS and leading to
Road, if being in off-mode, enters step 704.
Step 704, PS_ON sets low certain setting time section（Such as 400ms）, trigger booting computer.
Step 706, judges the on-off state of computer module.If computer module is still in off-mode, enter step
708, otherwise terminate this flow process, changeable enter to OPS passage.
Step 708, points out manually opened computer module.
It should be noted that, if current demand signal source channels are OPS passage, show that user is currently in use computer, now cut
Change to other signal source, be considered as operating temporarily, be not turn off computer, so that quick switchback OPS passage next time.
If switching to OPS passage from other signal source, then show that user prepares to use OPS module.As shown in Figure 5
Shown in the flow process of incision OPS passage.Detect the state of PWR_STATUS first, if PWR_STATUS=L, show computer
Through opening, then it is directly entered OPS passage.If PWR_STATUS=H, show that now computer is not keyed up, first PS_ON is put
Low certain scheduled time such as 400ms, in certain setting time section（Such as 1000ms）Go again afterwards to detect PWR_STATUS, if
For L, then booting computer success, if H, then the unsuccessful unlatching of screen display computer, prompting that please be manually opened, after 5S or
User is operated, then the prompting in screen disappears.
Fig. 8 shows the Opportunity awaiting control for linear flow chart of computer and television integrated machine according to an embodiment of the invention.
As shown in figure 8, step 802, under any passage, user presses and treats switch on remote control, shows that user needs to close
Close television set/monitor.
Step 804, now first detects the state of PWR_STATUS, if PWR_STATUS=H, computer is off-mode,
Enter step 812, otherwise enter step 806.
Step 812, now should close the power supply circuits of OPS module and normally enter holding state.
Step 806, if PWR_STATUS=L shows that computer is in open state, now triggering PS_ON signal goes to close
Close computer.
Step 808, shutdown is a longer process.Now answer every prescribed time period（Such as 500ms）Go run-down
The state of PWR_STATUS, judges whether computer shuts down.If being changed into H, show that shutdown finishes, and then close after 19V powers
Standby；If the state of PWR_STATUS is L, enter step 810.
Step 810, if detection time is up to 60S, PWR_STATUS is still L, then show cannot normal shutdown, enter
Step 812, directly closes after computer 19V powers and enters standby mode, without reaching 60S, then return to step 808.
In addition to the start of foregoing description, the control process process of standby and passage switching, also relate to particular field
Control process process under scape, such as can arrange the time closing display during user is using OPS module unavoidably, or
Person arranges the time of computer sleep.The state closing display is PWR_STATUS=L, and HDMI no signal exports.Now TV
Machine/monitor respective operations for closing backlight, and should continually scan for the video signal of OPS passage.Use mouse, key in user
Disk or touch screen wake up computer and open backlight after loading video signal.
When computer enters sleep state, PWR_STATUS=H, HDMI no signal exports.When television set/monitor detection
To OPS passage HDMI no signal, and PWR_STATUS=H, now there are two kinds of possibility：Computer enter sleep pattern, park mode or
Person user actively closes computer, and these three situations all show that user does not use OPS module or for a long time not using module, this
When screen prompt user do not carry out after 15 minutes any operation television set/monitor will enter standby mode, to save power supply.
In order to protect computer and television integrated machine further, present invention also offers the method preventing hot plug：Due to opening
Machine state insertion computer module can cause larger surge impact, or the HDMI to television set/monitor and computer to power supply
Interface causes static damage, also the hard disk of computer can be caused compared with macrolesion.Therefore control the only detection PB_DET in start
Whether state, open the power supply of 19V according to Determines during start.Run-down can be gone every a period of time after starting shooting simultaneously
The state of PB_DET, if state change, then goes to detect the state of PWR_STATUS, if PWR_STATUS=H, shows
Computer module is not on interface.19V now can be closed, and until next time, the state of detection PB_DET is gone in start again.Thus have
Imitate avoids user's injury that warm swap computer module brings repeatedly.
It will be understood by those skilled in the art that although above-described embodiment is illustrated as an example with OPS interface, it can also
It is applied to the interface of computer module using other.The form of this interface does not limit it is only necessary to comprise for transmitting computer audio frequency and video letter
Number interface（Such as HDMI, DVI, VGA）, two groups of feedback of status lines, one group of control line and one group of power supply power.
The state-detection that computer and television integrated machine method according to the present invention passes through the control line of interface just can complete
Control to computer module in all fields, form a set of perfect control process, and system architecture is simple, it is to avoid related skill
In art, the modulation /demodulation of signal is so that the reliability of system greatly promotes.Whole control process is very simple and clear, by each control signal
Combinations of states corresponding control process flow process, most effectively goes the use habit of analog subscriber, improves computer and television integrated machine
Intelligent.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (12)
1. a kind of control method of all-in-one computer television is it is characterised in that include：
The state of detection computer module, the state according to described computer module controls the operation of described computer module；Wherein,
The state of described detection computer module, the step that the state according to described computer module controls the operation of described computer module
Specifically include：
In described television startup, judge whether described computer module is installed；
When being provided with described computer module, open the power supply circuits of described computer module and judge the current letter of described TV
Whether number source channels are to specify signal source passage；
If described current demand signal source channels are described specified signal source channels, trigger described computer module start, otherwise, do not touch
Start of sending out computer module described.
2. control method of all-in-one computer television according to claim 1 is it is characterised in that also include：
After triggering described computer module start, detect the switching on and shutting down shape of described computer module after the first predetermined amount of time
State, if described computer module is in off-mode, points out manually opened described computer module.
3. control method of all-in-one computer television according to claim 1 is it is characterised in that also include：
When control device of the tv receives standby signal, described control device of the tv detects the on-off state of described computer module；
When described computer module is in off-mode, close the power supply circuits of described computer module, described TV enters standby
State；
After described computer module is in open state, described computer module is closed in triggering, and examines every the second predetermined amount of time
Surveying whether described computer module is in off-mode, if being in open state, closing the power supply circuits of described computer module, institute
State TV and enter holding state.
4. control method of all-in-one computer television according to claim 1 is it is characterised in that also include：Detect described
The state of computer module be off-mode, and no video signal output when, if prompting after the 3rd predetermined amount of time to TV
There is no any operation, then described TV enters holding state.
5. control method of all-in-one computer television according to claim 1 is it is characterised in that also include：
When described computer and television integrated machine uses the specified signal source channels related to described computer module, if switching to other
Passage, then keep described computer module to be in open state；
When switching to described specified signal source channels from other passages described, control device of the tv detects opening of described computer module
Off-mode, if described computer module is in off-mode, triggers described computer module start.
6. control method of all-in-one computer television according to any one of claim 1 to 5 is it is characterised in that also include：
After described television startup, detect whether described computer module is installed however, it is determined that installing every the 4th predetermined amount of time
Described computer module, then detect the on-off state of described computer module；
If it is determined that described computer module is off-mode, then closes the power supply circuits of described computer module and keep described power supply electricity
The closed mode on road is until described television shutdown.
7. a kind of computer and television integrated machine is it is characterised in that include：
Control device of the tv, is connected to computer module by interface module, is detected by the status signal that described interface module is transmitted
The state of described computer module, and sent out to described computer module by described interface module according to the state of described computer module
Send control signal, to control the operation of described computer module；
Described computer module, receives the described control signal of described interface module transmission, executes corresponding actions；Wherein,
Described interface module includes first state feedback line and control line, and described first state feedback line is used for transmitting described computer
The status signal whether module is installed, described control line is used for transmission and triggers the control letter that described computer module carries out switching on and shutting down
Number；
Described control device of the tv is additionally coupled to power panel, in described television startup, according to described first state feedback line
The status signal of transmission judges whether described computer module is installed, when determination is provided with described computer module, to described
Power panel sends open signal, to open the power supply circuits of described computer module, and judges that the current demand signal source of described TV leads to
Whether road is specified signal source channels corresponding with described interface module, if described current demand signal source channels are described specified signals
Source channels, then send the control signal of triggering described computer module start by described control line, otherwise, does not send triggering described
The control signal of computer module start；
Described power panel, connects to described control device of the tv and described computer module, is receiving from described control device of the tv
Open signal when, open the power supply circuits powered for described computer module.
8. computer and television integrated machine according to claim 7 is it is characterised in that described interface module also includes the second state
Feedback line, for transmitting the signal of the on-off state of described computer module；
Described control device of the tv is additionally operable to after triggering described computer module start, according to described after the first predetermined amount of time
The on-off state of the computer module described in signal detection of the second feedback of status line transmission, if described computer module is in shutdown shape
State, then point out manually opened described computer module.
9. computer and television integrated machine according to claim 7 is it is characterised in that described interface module includes control line and
Two-state feedback line, described control line triggers, for transmitting, the control signal that described computer module carries out switching on and shutting down, and described second
Feedback of status line is used for transmitting the signal of the on-off state of described computer module；
Described control device of the tv is additionally coupled to power panel, for when described control device of the tv receives standby signal, according to institute
State the on-off state of the computer module described in signal detection of the second feedback of status line transmission, be in shutdown in described computer module
During state, send shutdown signal to described power panel, close the power supply circuits of described computer module, described TV enters standby shape
State, and when described computer module is in open state, is triggered by described control line and close described computer module, and every
The signal of the described second feedback of status line transmission of the second predetermined amount of time detection, to judge whether described computer module is in shutdown
State, if being in open state, sends shutdown signal to described power panel, to close the power supply circuits of described computer module,
Described TV enters holding state；
Described power panel, connects to described control device of the tv and described computer module, is receiving from described control device of the tv
Shutdown signal when, close the power supply circuits powered for described computer module.
10. computer and television integrated machine according to claim 7 is it is characterised in that described interface module includes the second state
Feedback line, described second feedback of status line is used for transmitting the signal of the on-off state of described computer module；
Described control device of the tv is additionally operable to going out described computer module according to the signal detection of described second feedback of status line transmission
State be off-mode, and no video signal output when, if prompting not any to TV after the 3rd predetermined amount of time
Operation, then described TV entrance holding state.
11. computer and television integrated machines according to claim 7 it is characterised in that described interface module include control line and
Second feedback of status line, described control line is used for transmission and triggers the signal that described computer module carries out switching on and shutting down, described second shape
State feedback line is used for transmitting the signal of the on-off state of described computer module；
Described control device of the tv is additionally operable to when using the specified signal source channels related to described computer module, if switching to it
His passage, then keep described computer module to be in open state, and switching to described specified signal from other passages described
During source channels, the on-off state of the computer module described in signal detection according to described second feedback of status line transmission, if described
Computer module is in off-mode, then pass through the described computer module start of described control line triggering.
12. computer and television integrated machines according to any one of claim 7 to 11 are it is characterised in that described interface module
Including first state feedback line, control line and the second feedback of status line, described first state feedback line is used for transmitting described computer
The status signal whether module is installed, described control line is used for transmission and triggers the signal that described computer module carries out switching on and shutting down, institute
State the second feedback of status line for transmitting the signal of the on-off state of described computer module；
Described control device of the tv is additionally coupled to power panel, after described television startup, described every the 4th predetermined amount of time detection
The signal of first state feedback line transmission, to determine whether to be provided with described computer module however, it is determined that installing described computer module,
Then detect the on-off state of described computer module according to described second feedback of status line, and if it is determined that described computer module is
Off-mode, then send shutdown signal to described power panel, to close the power supply circuits of described computer module and to keep described confession
The closed mode of circuit is until described television shutdown；
Described power panel, connects to described control device of the tv and described computer module, is receiving from described control device of the tv
Described shutdown signal when, close the power supply circuits powered for described computer module.
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| CN104780467A (en) * | 2015-03-20 | 2015-07-15 | 四川长虹电器股份有限公司 | Method and system for giving a prompt for close of signal source equipment during shutdown of television |
| CN104853120B (en) * | 2015-05-07 | 2017-11-28 | 南京熊猫电子股份有限公司 | A kind of synchronous standby method with start of television set and external source device |
| CN105303917A (en) * | 2015-12-07 | 2016-02-03 | 吉安英佳电子科技有限公司 | Intelligent startup & shutdown control method of multimedia integrated machine |
| CN106249832B (en) * | 2016-07-27 | 2019-12-27 | 青岛海信电器股份有限公司 | Touch control all-in-one machine and power supply control method thereof |
| CN106383769A (en) * | 2016-09-21 | 2017-02-08 | 广州视睿电子科技有限公司 | Management method and device for hot plug-unplug of computer module in touch all-in-one computer |
| CN109491528A (en) * | 2017-09-08 | 2019-03-19 | 鸿富锦精密工业(武汉)有限公司 | Interactive electric whiteboard |
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Address after: 266555 Qingdao economic and Technological Development Zone, Shandong, Hong Kong Road, No. 218 Patentee after: Hisense Video Technology Co.,Ltd. Address before: 266555 Qingdao economic and Technological Development Zone, Shandong, Hong Kong Road, No. 218 Patentee before: HISENSE ELECTRIC Co.,Ltd. |