CN103458289A - Television and lighting control method thereof - Google Patents
Television and lighting control method thereof Download PDFInfo
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- CN103458289A CN103458289A CN2013104204183A CN201310420418A CN103458289A CN 103458289 A CN103458289 A CN 103458289A CN 2013104204183 A CN2013104204183 A CN 2013104204183A CN 201310420418 A CN201310420418 A CN 201310420418A CN 103458289 A CN103458289 A CN 103458289A
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Abstract
The invention discloses a television and a lighting control method thereof. The lighting control method of the television comprises the steps of controlling a liquid crystal display of the television to be electrified when receiving a lighting instruction sent by a user; judging whether a liquid crystal molecular layer of the liquid crystal display is in an electrified transmissible state; if the liquid crystal molecular layer of the liquid crystal display is in the electrified transmissible state, controlling a backlight source of the television to be electrified; if the liquid crystal molecular layer of the liquid crystal display is not in the electrified transmissible state, inputting constant image signals to the liquid crystal display so as to enable the liquid crystal molecular layer to be in the electrified transmissible state, and controlling the backlight source of the television to be electrified. According to the lighting control method of the television, a backlight module of the television is controlled to work by independently turning on the liquid crystal display of the television and a switch of the backlight source rather than by opening a whole working circuit of the whole television, more energy is saved than when the television is in a normal playing state, and interference to the user caused by sound playing caused by program playing is avoided simultaneously.
Description
Technical field
The present invention relates to household electrical appliance technical field, relate in particular to a kind of television set and illumination control method thereof.
Background technology
Along with the universal and price of LCD TV continue drop, increasing family has been not limited to TV only has been placed into to parlor, increasing television set hangs on the wall in bedroom.
Existing television set is mainly to take TV reception, play multimedia Voice & Video as main.Although television set is under the state of start, itself also can be luminous, if the used as television that only will open is in illumination, waste on the one hand electric energy, because now the television set complete machine is all in work, and we need, it is only the illumination functions of television set, on the other hand, have voice output during the television set normal play and affect people's rest at night, simultaneously, the light sent along with the variation television set of play content also can change, and now, because the variation of screen play content causes scintillation can affect people, normally has a rest.In order to address the above problem, usually adopt and increase lighting apparatus on the housing of television set in prior art, if any the left and right sides of housing of television set increase fluorescent lamp to realize the illumination functions of television set.Such mode television set can be realized illumination functions, but television set itself is exactly a luminaire, if realize illumination functions as prior art is this by increasing external equipment, can cause the waste of resource.
Summary of the invention
Main purpose of the present invention is to provide a kind of television set and illumination control method thereof, is intended to by not increasing exterior lighting equipment but by the luminous purpose that reaches illumination of inner backlight, avoids having a rest evening because of sounding or flicker effects user simultaneously.
In order to achieve the above object, the present invention proposes a kind of illumination control method of television set, comprises the following steps:
When receiving the lighting instruction that the user sends, control the liquid crystal display screen energising of television set;
Judge that whether the layer of liquid crystal molecule of described liquid crystal display screen is in energising light-permeable state;
If control the backlight energising of television set;
If not, to described liquid crystal display screen, input constant picture signal so that described layer of liquid crystal molecule, in energising light-permeable state, and is carried out the step of the backlight energising of described control television set.
Preferably, after the step of the backlight of described control television set energising, also comprise:
When receiving the brightness regulation instruction that the user sends, the brightness of controlling liquid crystal display screen according to described brightness regulation instruction adjusts accordingly.
Preferably, after the step of the backlight of described control television set energising, also comprise:
When receiving the broadcasting switching command that the user sends, turn on the corresponding power supply circuits of television set and switch information source according to described broadcasting switching command, so that television set is switched to normal play mode.
Preferably, after the step of the backlight of described control television set energising, also comprise:
When receiving the illuminating color regulating command that the user sends, according to described illuminating color regulating command, generate described image information.
Preferably, after the step of the backlight of described control television set energising, also comprise:
When receive that the user sends close lighting instruction the time, control described backlight outage;
Judge that whether the layer of liquid crystal molecule of described liquid crystal display screen is in energising light-permeable state;
If control described liquid crystal display screen outage;
If not, close the image signal output to described liquid crystal display screen, and carry out the step of described control liquid crystal display screen outage.
The present invention further also proposes a kind of television set, comprising:
Liquid crystal display screen energising module, for when receiving the lighting instruction that the user sends, control the liquid crystal display screen of television set and switch on;
The first judge module, for the layer of liquid crystal molecule that judges described liquid crystal display screen whether in energising light-permeable state;
Backlight energising module, when switching on the light-permeable state, control the backlight energising of television set for the layer of liquid crystal molecule when liquid crystal display screen;
Image input module, for the layer of liquid crystal molecule when liquid crystal display screen not when the energising light-permeable state, to described liquid crystal display screen input constant picture signal so that described layer of liquid crystal molecule in energising light-permeable state;
Described backlight energising module, also for after inputting constant picture signal when described image input module to described liquid crystal display screen, control the backlight energising of television set.
Preferably, described television set also comprises:
The brightness regulation module, for when receiving the brightness regulation instruction that the user sends, the brightness of controlling liquid crystal display screen according to described brightness regulation instruction adjusts accordingly.
Preferably, described television set also comprises:
Play handover module, for when receiving the broadcasting switching command that the user sends, turn on the corresponding power supply circuits of television set and switch information source according to described broadcasting switching command, so that television set is switched to normal play mode.
Preferably, described television set also comprises:
The illuminating color adjustment module, for when receiving the illuminating color regulating command that the user sends, generate described image information according to described illuminating color regulating command.
Preferably, described television set also comprises:
The backlight power-off modular, for when receive that the user sends close lighting instruction the time, control described backlight outage;
The second judge module, for control described backlight outage when the backlight power-off modular after, judge that whether the layer of liquid crystal molecule of described liquid crystal display screen is in energising light-permeable state;
The liquid crystal display screen power-off modular, whether during in energising light-permeable state, control described liquid crystal display screen outage for the layer of liquid crystal molecule when liquid crystal display screen;
The signal at stop module, for closing the image signal output to described liquid crystal display screen;
Described liquid crystal display screen power-off modular, also when closing the image signal output to described liquid crystal display screen when the signal at stop module, control the liquid crystal display screen outage.
The illumination control method of the television set that the present invention proposes, when receiving the lighting instruction that the user sends, control the liquid crystal display screen energising of television set, then judge that whether the layer of liquid crystal molecule of liquid crystal display screen is in energising light-permeable state, when layer of liquid crystal molecule during in energising light-permeable state, the backlight of directly controlling television set switches on to realize illumination functions, when layer of liquid crystal molecule during not in energising light-permeable state, to the liquid crystal display screen received image signal so that layer of liquid crystal molecule after energising light-permeable state, control the backlight of television set and switch on to realize illumination functions.The illumination control method of the television set that the present invention proposes, liquid crystal display screen by turning on separately television set and the switch of backlight, control the backlight module work of television set, rather than turn on the whole operating circuit of television set, therefore, more can save the energy than television set in the normal play state, avoid, because broadcast program plays sound, the user is caused to interference simultaneously.In addition, to liquid crystal display screen, be input as constant picture signal, rather than common broadcast information, avoid because of the picture signal scintillation that constantly switching causes.
The accompanying drawing explanation
The schematic flow sheet of the first embodiment of the illumination control method that Fig. 1 is television set of the present invention;
The schematic flow sheet of the second embodiment of the illumination control method that Fig. 2 is television set of the present invention;
The schematic flow sheet of the 3rd embodiment of the illumination control method that Fig. 3 is television set of the present invention;
The schematic flow sheet of the 4th embodiment of the illumination control method that Fig. 4 is television set of the present invention;
The schematic flow sheet of the 5th embodiment of the illumination control method that Fig. 5 is television set of the present invention;
The structural representation of the first embodiment that Fig. 6 is television set of the present invention;
The structural representation of the second embodiment that Fig. 7 is television set of the present invention;
The structural representation of the 3rd embodiment that Fig. 8 is television set of the present invention;
The structural representation of the 4th embodiment that Fig. 9 is television set of the present invention;
The structural representation of the 5th embodiment that Figure 10 is television set of the present invention.
The realization of the object of the invention, functional characteristics and advantage, in connection with embodiment, are described further with reference to accompanying drawing.
Embodiment
Below in conjunction with drawings and the specific embodiments, with regard to technical scheme of the present invention, be described further.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The illumination control method of the television set that the present invention proposes, by when receiving the lighting instruction that the user sends, control the liquid crystal display screen energising of television set, then judge that whether the layer of liquid crystal molecule of liquid crystal display screen is in energising light-permeable state, when layer of liquid crystal molecule during in energising light-permeable state, the backlight of directly controlling television set switches on to realize illumination functions, when layer of liquid crystal molecule during not in energising light-permeable state, to the liquid crystal display screen received image signal so that layer of liquid crystal molecule after energising light-permeable state, control the backlight of television set and switch on to realize illumination functions.The illumination control method of the television set that the present invention proposes, liquid crystal display screen by turning on separately television set and the switch of backlight, control the backlight module work of television set, rather than turn on whole television set, therefore, more can save the energy than television set in the normal play state, avoid, because broadcast program plays sound, the user is caused to interference simultaneously.In addition, to liquid crystal display screen, be input as constant picture signal, rather than common broadcast information, avoid because of the picture signal scintillation that constantly switching causes.
With reference to Fig. 1, the schematic flow sheet of the first embodiment of the illumination control method that Fig. 1 is television set of the present invention.
The present invention proposes the first embodiment of the illumination control method of television set.In the present embodiment, the illumination control method of television set comprises the following steps:
Step S10, when receiving the lighting instruction that the user sends, control the liquid crystal display screen energising of television set;
Particularly, an independent button of turning on light can be set on the remote controller of television set, to be different from the starting key on existing remote controller.Starting key be television set when holding state, press starting key television set normal operation, start broadcast program.And the user presses this button of turning on light, at first the liquid crystal display screen of television set is switched on.
Step S20, judge that whether the layer of liquid crystal molecule of described liquid crystal display screen is in energising light-permeable state; When the layer of liquid crystal molecule of liquid crystal display screen during in energising light-permeable state, execution step S30;
Liquid crystal display screen comprises backlight, lower polarizer, lower glass substrate, TFT and transparency electrode, layer of liquid crystal molecule, color film, top glass substrate, upper polarizer from back to front successively.Determine that the critical piece that liquid crystal display screen whether can printing opacity is upper and lower polaroid and layer of liquid crystal molecule, upper and lower polaroid is angled, when the arrangement of liquid crystal molecule is parallel to glass substrate, the light that backlight sends can all pass through, when Liquid Crystal Molecules Alignment perpendicular to glass substrate, the light that backlight sends can't pass through liquid crystal display screen, and liquid crystal display screen is black state.In addition, be provided with a normal white state flag bit in the TCON of liquid crystal display screen control system, when this flag bit is TFT OFF, after the backlight energising, the light that backlight sends can pass through liquid crystal display screen smoothly, when this flag bit is TFT ON, after the backlight energising, the light that backlight sends can't pass through liquid crystal display screen.Therefore, can set corresponding variable in program according to normal white state flag bit in the TCON control system of liquid crystal display screen, the value by reading this variable is to judge whether printing opacity of liquid crystal display screen.
Step S30, control the backlight energising of television set;
Step S40 to described liquid crystal display screen input constant picture signal so that described layer of liquid crystal molecule in energising light-permeable state; Perform step S30 after execution step S40.
When to liquid crystal display screen, inputting constant picture signal, the arrangement of liquid crystal molecule change, so that light passes through liquid crystal display screen.In the present embodiment, when input constant picture signal to liquid crystal display screen, can be pure white field signal, also can be the pure color field picture signal of other color.The picture signal of the default a kind of color of producer when liquid crystal display screen is inputted constant picture signal and can be dispatched from the factory by television surface.Then, the user is set illuminating color when using television set, and like this, when the user turns on the illumination functions of television set next time, the color of the light that television set shows is the color that the user sets at the beginning.
The illumination control method of the television set that the present embodiment proposes, when receiving the lighting instruction that the user sends, control the liquid crystal display screen energising of television set, then judge that whether the layer of liquid crystal molecule of liquid crystal display screen is in energising light-permeable state, when layer of liquid crystal molecule during in energising light-permeable state, the backlight of directly controlling television set switches on to realize illumination functions, when layer of liquid crystal molecule during not in energising light-permeable state, to the liquid crystal display screen received image signal so that layer of liquid crystal molecule after energising light-permeable state, control the backlight of television set and switch on to realize illumination functions.The illumination control method of the television set that the present invention proposes, liquid crystal display screen by turning on separately television set and the switch of backlight, control the backlight module work of television set, rather than turn on the whole operating circuit of television set, therefore, more can save the energy than television set in the normal play state, avoid, because broadcast program plays sound, the user is caused to interference simultaneously.In addition, to liquid crystal display screen, be input as constant picture signal, rather than common broadcast information, avoid because of the picture signal scintillation that constantly switching causes.The illumination control method of the television set that the present embodiment proposes is only turned on the backlight of television set, by changing the molecular arrangement of liquid crystal in liquid crystal display screen, makes the backlight of television set see through liquid crystal display screen, can realize the following soft illumination effect of brightness arbitrarily of 380 nits.
With reference to Fig. 2, the schematic flow sheet of the second embodiment of the illumination control method that Fig. 2 is television set of the present invention.In order to simplify accompanying drawing, the present embodiment be take and illustrated as example based on the first embodiment.
The present invention proposes the second embodiment of the illumination control method of television set.The present embodiment is different from above-described embodiment, in the present embodiment, after step 30, also comprises:
Step 50, when receiving the brightness regulation instruction that the user sends, the brightness of controlling liquid crystal display screen according to described brightness regulation instruction adjusts accordingly.
The supply power voltage of backlight mainly contains 3.3V, 5V, 12V etc. at present, illustrates for example the concrete mode of brightness regulation with 3.3V.When the PWM of backlight duty ratio is 100%, export DC level to backlight, at this moment the supply power voltage of backlight is 3.3V, the light luminance maximum that backlight sends.When the PWM of backlight duty ratio is 0%, the supply power voltage of backlight is 0V, backlight Close All at this moment, and the light luminance that backlight sends is for minimum.When the PWM of backlight duty ratio changes between 0%-100%, the supply power voltage of backlight changes between 0V-3.3V, and the intensity that backlight emits beam also can approach linear variation to doing between the brightest unglazed.By adjusting the PWM duty ratio, reach the purpose of adjusting the luminous brightness of backlight.
The illumination control method of the television set that the present embodiment proposes, when receiving the brightness regulation instruction that the user sends, the brightness of controlling liquid crystal display screen according to described brightness regulation instruction adjusts accordingly, thereby make the illumination control method of television set adjust neatly brightness according to user's request, more user-friendly.
With reference to Fig. 3, the schematic flow sheet of the 3rd embodiment of the illumination control method that Fig. 3 is television set of the present invention.In order to simplify accompanying drawing, the present embodiment be take and illustrated as example based on the first embodiment.
The present invention proposes the 3rd embodiment of the illumination control method of television set.The present embodiment is different from above-described embodiment, in the present embodiment, after step S30, also comprises:
Step S60, when receiving the broadcasting switching command that the user sends, turn on the corresponding power supply circuits of television set and switch information source according to described broadcasting switching command, so that television set is switched to normal play mode.
In the present embodiment, on remote controller, a broadcasting switching key can be set separately, current during in illumination condition at television set, and the user thinks television set to be switched to the normal play state when watching TV programme temporarily, when the user pushes button, remote controller sends the broadcasting switching command to television set, after television set is received and play switching command, current illumination condition is switched to the normal play state, thereby realize the function that the user is freely switched television set under illumination and two kinds of functions of broadcasting channel.
The illumination control method of the television set that the present embodiment proposes, when receiving the broadcasting switching command that the user sends, turn on the corresponding power supply circuits of television set and switch information source, so that television set is switched to normal play mode, thereby realize the user by television set the illumination with two kinds of functions of broadcasting channel under freely switch, convenient user's use.
With reference to Fig. 4, the schematic flow sheet of the 4th embodiment of the illumination control method that Fig. 4 is television set of the present invention.In order to simplify accompanying drawing, the present embodiment be take and illustrated as example based on the first embodiment.
The present invention proposes the 4th embodiment of the illumination control method of television set.The present embodiment is different from above-described embodiment, in the present embodiment, after step S30, also comprises:
Step S70, when receiving the illuminating color regulating command that the user sends, generate described image information according to described illuminating color regulating command.
Particularly, can button be set by a color is set on remote controller, when the user presses color button is set, television set provides the interface for users that a color is selected to select, after the user selects illuminating color, the illuminating color that television set is selected according to the user generates corresponding picture signal by current picture signal switching.The concrete illuminating color method of adjusting is to realize the lighting effects of user preset by controlling TFT control circuit corresponding to screen RGB color.Pixel on liquid crystal display screen is just as one " window ", be applied in change the switch degree that voltage swing on pixel is controlled " window ", after liquid crystal display screen receives corresponding signal, by the TFT module, the voltage of each pixel is controlled, change putting in order of liquid crystal molecule, thereby the arrangement that realizes liquid crystal molecule is parallel to glass substrate, backlightly pass through smoothly, the voltage that general TFT opens fully is in the 20V left and right, the voltage of closing fully is in-7V left and right, so just can change by the voltage of controlling TFT tone and the GTG that television set emits beam, thereby reach the purpose of the illuminating color that changes television set.
The illumination control method of the television set that the present embodiment proposes, when receiving the illuminating color regulating command that the user sends, according to illuminating color regulating command synthetic image information, thereby, when the user wants to switch illuminating color temporarily, television set can change illuminating color neatly.
With reference to Fig. 5, the schematic flow sheet of the 5th embodiment of the illumination control method that Fig. 5 is television set of the present invention.In order to simplify accompanying drawing, the present embodiment be take and illustrated as example based on the first embodiment.
The present invention proposes the 5th embodiment of the illumination control method of television set.The present embodiment is different from above-described embodiment, in the present embodiment, after step S30, also comprises:
Step S80, when receive that the user sends close lighting instruction the time, control described backlight outage;
Particularly, the button of turning off the light on remote controller, when the user presses while turning off the light button, television set is controlled the backlight outage.In addition, also can by turn off the light button with turn on light the button set on a button, click the representative turn on light, then click the representative turn off the light.
Step S81, after outage, judge that whether the layer of liquid crystal molecule of described liquid crystal display screen is in energising light-permeable state; When the layer of liquid crystal molecule of liquid crystal display screen during in energising light-permeable state, execution step S83; When the layer of liquid crystal molecule of liquid crystal display screen during not in energising light-permeable state, execution step S84.
Step S83, control described liquid crystal display screen outage;
Step S84, close the image signal output to described liquid crystal display screen, and execution step S83.
When the layer of liquid crystal molecule of liquid crystal display screen, when switching on light tight state, key diagram image signal output module is also in running order, now, need close image signal output to liquid crystal display screen with power saving.
The present invention further also proposes a kind of television set.
With reference to Fig. 6, the structural representation of the first embodiment that Fig. 6 is television set of the present invention
The present invention proposes the first embodiment of television set.In the present embodiment, television set comprises:
Liquid crystal display screen energising module 10, for when receiving the lighting instruction that the user sends, control the liquid crystal display screen of television set and switch on;
The first judge module 20, for the layer of liquid crystal molecule that judges described liquid crystal display screen whether in energising light-permeable state;
Image input module 40, for the layer of liquid crystal molecule when liquid crystal display screen not when the energising light-permeable state, to described liquid crystal display screen input constant picture signal so that described layer of liquid crystal molecule in energising light-permeable state;
Particularly, an independent button of turning on light can be set on the remote controller of television set, to be different from the starting key on existing remote controller.Starting key be television set when holding state, press starting key television set normal operation, start broadcast program.And the user presses this button of turning on light, at first the liquid crystal display screen of television set is switched on.
Liquid crystal display screen comprises backlight, lower polarizer, lower glass substrate, TFT and transparency electrode, layer of liquid crystal molecule, color film, top glass substrate, upper polarizer from back to front successively.Determine that the critical piece that liquid crystal display screen whether can printing opacity is upper and lower polaroid and layer of liquid crystal molecule, upper and lower polaroid is angled, when the arrangement of liquid crystal molecule is parallel to glass substrate, the light that backlight sends can all pass through, when Liquid Crystal Molecules Alignment perpendicular to glass substrate, the light that backlight sends can't pass through liquid crystal display screen, and liquid crystal display screen is black state.In addition, be provided with a normal white state flag bit in the TCON of liquid crystal display screen control system, when this flag bit TFT OFF, after the backlight energising, the light that backlight sends can pass through liquid crystal display screen smoothly, when this flag bit TFT ON, after the backlight energising, the light that backlight sends can't pass through liquid crystal display screen.Can set corresponding variable in program according to normal white state flag bit in liquid crystal display screen TCON control system, the value by reading this variable is to judge whether printing opacity of liquid crystal display screen.
When to liquid crystal display screen, inputting constant picture signal, the arrangement of liquid crystal molecule change, make light pass through liquid crystal display screen.In the present embodiment, when input constant picture signal to liquid crystal display screen, can be pure white field signal, also can be the pure color field picture signal of other color.The picture signal of the default a kind of color of producer when liquid crystal display screen is inputted constant picture signal and can be dispatched from the factory by television surface, then, the user is set illuminating color when using television set, like this, when the user turns on the illumination functions of television set, the color of the light that television set shows is the color that the user sets at the beginning.
The television set that the present embodiment proposes, liquid crystal display screen energising module 10 is when receiving the lighting instruction that the user sends, control the liquid crystal display screen energising of television set, the first judge module 20 judges that whether the layer of liquid crystal molecule of liquid crystal display screen is in energising light-permeable state, when layer of liquid crystal molecule during in energising light-permeable state, the backlight that backlight energising module 30 is controlled television set switches on to realize illumination functions, when layer of liquid crystal molecule during not in energising light-permeable state, image input module 40 to the liquid crystal display screen received image signal so that layer of liquid crystal molecule after energising light-permeable state, control the backlight of television set and switch on to realize illumination functions.The illumination control method of the television set that the present invention proposes, liquid crystal display screen by turning on separately television set and the switch of backlight, control the backlight module work of television set, rather than turn on whole television set, therefore, more can save the energy than television set in the normal play state, avoid, because broadcast program plays sound, the user is caused to interference simultaneously.In addition, to liquid crystal display screen, be input as constant picture signal, rather than common broadcast information, avoid because of the picture signal scintillation that constantly switching causes.
Further, with reference to Fig. 7, the present invention proposes the second embodiment of television set, and in the present embodiment, television set also comprises:
Brightness regulation module 50, for when receiving the brightness regulation instruction that the user sends, the brightness of controlling liquid crystal display screen according to described brightness regulation instruction adjusts accordingly.
The backlight supply power voltage of liquid crystal display screen mainly contains 3.3V, 5V, 12V etc. at present, we give an example with 3.3V, when the PWM of backlight duty ratio is 100%, the output DC level is to backlight, and at this moment the supply power voltage of backlight is 3.3V, the light luminance maximum that backlight sends, when the PWM of backlight duty ratio is 0%, the supply power voltage of backlight is 0V, backlight Close All at this moment, and the light luminance that backlight sends is for minimum.When the PWM of backlight duty ratio changes between 0%-100%, the supply power voltage of backlight changes between 0V-3.3V, and the intensity that backlight emits beam also can approach linear variation to doing between the brightest unglazed.By adjusting the PWM duty ratio, reach the purpose of adjusting the luminous brightness of backlight.
The television set that the present embodiment proposes, brightness regulation module 50 is when receiving the brightness regulation instruction that the user sends, the brightness of controlling liquid crystal display screen according to described brightness regulation instruction adjusts accordingly, thereby makes television set adjust neatly brightness according to user's request, more user-friendly.
Further, with reference to Fig. 8, the present invention proposes the 3rd embodiment of television set, and in the present embodiment, television set also comprises:
Play handover module 60, for when receiving the broadcasting switching command that the user sends, turn on all power supply circuits of television set and switch information source, so that television set is switched to normal play mode.
In the present embodiment, on remote controller, a broadcasting switching key can be set separately, current during in illumination condition at television set, and the user thinks television set to be switched to the normal play state when watching TV programme temporarily, when the user pushes button, remote controller sends the broadcasting switching command to television set, after television set is received and play switching command, current illumination condition is switched to the normal play state, thereby realize the function that the user is freely switched television set under illumination and two kinds of functions of broadcasting channel.
The television set that the present embodiment proposes, play handover module 60 when receiving the broadcasting switching command that the user sends, turn on all power supply circuits of television set and switch information source, so that television set is switched to normal play mode, thereby realize the user by television set the illumination with two kinds of functions of broadcasting channel under freely switch, convenient user's use.
Further, with reference to Fig. 9, the present invention proposes the 4th embodiment of television set, and in the present embodiment, television set also comprises:
Illuminating color adjustment module 70, for when receiving the illuminating color regulating command that the user sends, generate described image information according to described illuminating color regulating command.
Particularly, can button be set by a color is set on remote controller, when the user presses color button is set, television set provides the interface for users that a color is selected to select, after the user selects illuminating color, the illuminating color that television set is selected according to the user generates corresponding picture signal by current picture signal switching.The concrete illuminating color method of adjusting is to realize the lighting effects of user preset by controlling TFT control circuit corresponding to screen RGB color.Pixel on liquid crystal display screen is just as one " window ", be applied in change the switch degree that voltage swing on pixel is controlled " window ", after liquid crystal display screen receives corresponding signal, by the TFT module, the voltage of each pixel is controlled, change putting in order of liquid crystal molecule, thereby the arrangement that realizes liquid crystal molecule is parallel to glass substrate, backlightly pass through smoothly, the voltage that general TFT opens fully is in the 20V left and right, the voltage of closing fully is in-7V left and right, so just can change by the voltage of controlling TFT tone and the GTG that television set emits beam, change the television set illuminating color thereby reach.
The television set that the present embodiment proposes, illuminating color adjustment module 70 is when receiving the illuminating color regulating command that the user sends, according to illuminating color, regulating command generates described image information, thereby, when the user wants to switch illuminating color temporarily, television set can change illuminating color neatly.
Further, with reference to Figure 10, based on above-described embodiment, the present invention proposes the 5th embodiment of television set.In the present embodiment, television set also comprises:
Backlight power-off modular 81, for when receive that the user sends close lighting instruction the time, control described backlight outage;
The second judge module 82, for control described backlight outage when the backlight power-off modular after, judge that whether the layer of liquid crystal molecule of described liquid crystal display screen is in energising light-permeable state;
Liquid crystal display screen power-off modular 83, whether during in energising light-permeable state, control described liquid crystal display screen outage for the layer of liquid crystal molecule when liquid crystal display screen;
Signal at stop module 84, for closing the image signal output to described liquid crystal display screen;
Liquid crystal display screen power-off modular 83, also when closing the image signal output to described liquid crystal display screen when the signal at stop module, control the liquid crystal display screen outage.
When the layer of liquid crystal molecule of liquid crystal display screen, when switching on light tight state, key diagram image signal output module is also in running order, now, need close image signal output to liquid crystal display screen with power saving.
The foregoing is only the preferred embodiments of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure transformation that utilizes specification of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present invention.
Claims (10)
1. the illumination control method of a television set, is characterized in that, comprises the following steps:
When receiving the lighting instruction that the user sends, control the liquid crystal display screen energising of television set;
Judge that whether the layer of liquid crystal molecule of described liquid crystal display screen is in energising light-permeable state;
If control the backlight energising of television set;
If not, to described liquid crystal display screen, input constant picture signal so that described layer of liquid crystal molecule, in energising light-permeable state, and is carried out the step of the backlight energising of described control television set.
2. illumination control method as claimed in claim 1, is characterized in that, after the step of the backlight energising of described control television set, also comprises:
When receiving the brightness regulation instruction that the user sends, the brightness of controlling liquid crystal display screen according to described brightness regulation instruction adjusts accordingly.
3. illumination control method as claimed in claim 1, is characterized in that, after the step of the backlight energising of described control television set, also comprises:
When receiving the broadcasting switching command that the user sends, turn on the corresponding power supply circuits of television set and switch information source according to described broadcasting switching command, so that television set is switched to normal play mode.
4. illumination control method as claimed in claim 1, is characterized in that, after the step of the backlight energising of described control television set, also comprises:
When receiving the illuminating color regulating command that the user sends, according to described illuminating color regulating command, generate described image information.
5. illumination control method as described as any one in claim 1 to 4, is characterized in that, after the step of the backlight energising of described control television set, also comprises:
When receive that the user sends close lighting instruction the time, control described backlight outage;
Judge that whether the layer of liquid crystal molecule of described liquid crystal display screen is in energising light-permeable state;
If control described liquid crystal display screen outage;
If not, close the image signal output to described liquid crystal display screen, and carry out the step of described control liquid crystal display screen outage.
6. a television set, is characterized in that, comprising:
Liquid crystal display screen energising module, for when receiving the lighting instruction that the user sends, control the liquid crystal display screen of television set and switch on;
The first judge module, for the layer of liquid crystal molecule that judges described liquid crystal display screen whether in energising light-permeable state;
Backlight energising module, when switching on the light-permeable state, control the backlight energising of television set for the layer of liquid crystal molecule when liquid crystal display screen;
Image input module, for the layer of liquid crystal molecule when liquid crystal display screen not when the energising light-permeable state, to described liquid crystal display screen input constant picture signal so that described layer of liquid crystal molecule in energising light-permeable state;
Described backlight energising module, also for after inputting constant picture signal when described image input module to described liquid crystal display screen, control the backlight energising of television set.
7. television set as claimed in claim 6, is characterized in that, also comprises:
The brightness regulation module, for when receiving the brightness regulation instruction that the user sends, the brightness of controlling liquid crystal display screen according to described brightness regulation instruction adjusts accordingly.
8. television set as claimed in claim 6, is characterized in that, also comprises:
Play handover module, for when receiving the broadcasting switching command that the user sends, turn on the corresponding power supply circuits of television set and switch information source according to described broadcasting switching command, so that television set is switched to normal play mode.
9. television set as claimed in claim 6, is characterized in that, also comprises:
The illuminating color adjustment module, for when receiving the illuminating color regulating command that the user sends, generate described image information according to described illuminating color regulating command.
10. illumination control method as described as any one in claim 6 to 9, is characterized in that, also comprises:
The backlight power-off modular, for when receive that the user sends close lighting instruction the time, control described backlight outage;
The second judge module, for control described backlight outage when the backlight power-off modular after, judge that whether the layer of liquid crystal molecule of described liquid crystal display screen is in energising light-permeable state;
The liquid crystal display screen power-off modular, whether during in energising light-permeable state, control described liquid crystal display screen outage for the layer of liquid crystal molecule when liquid crystal display screen;
The signal at stop module, for closing the image signal output to described liquid crystal display screen;
Described liquid crystal display screen power-off modular, also when closing the image signal output to described liquid crystal display screen when the signal at stop module, control the liquid crystal display screen outage.
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| CN2013104204183A CN103458289A (en) | 2013-09-13 | 2013-09-13 | Television and lighting control method thereof |
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| CN2013104204183A CN103458289A (en) | 2013-09-13 | 2013-09-13 | Television and lighting control method thereof |
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