CN106652813A - LED display device, display panel and remote control unit - Google Patents
LED display device, display panel and remote control unit Download PDFInfo
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- CN106652813A CN106652813A CN201611104727.XA CN201611104727A CN106652813A CN 106652813 A CN106652813 A CN 106652813A CN 201611104727 A CN201611104727 A CN 201611104727A CN 106652813 A CN106652813 A CN 106652813A
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- 238000001514 detection method Methods 0.000 claims abstract description 22
- 238000007689 inspection Methods 0.000 claims 1
- 208000034699 Vitreous floaters Diseases 0.000 description 43
- 239000000463 material Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000004020 luminiscence type Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000005669 field effect Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- 238000001962 electrophoresis Methods 0.000 description 1
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- 229910052733 gallium Inorganic materials 0.000 description 1
- 229910021389 graphene Inorganic materials 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- MRNHPUHPBOKKQT-UHFFFAOYSA-N indium;tin;hydrate Chemical compound O.[In].[Sn] MRNHPUHPBOKKQT-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
- G08C23/04—Non-electrical signal transmission systems, e.g. optical systems using light waves, e.g. infrared
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Control Of El Displays (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The invention relates to an LED display device, a display panel and a remote control unit. The LED display device comprises the display panel and a control module. The display panel comprises multiple pixel units and multiple first transistors. Each pixel unit comprises an LED chip, a second transistor and a third transistor. The LED chips are connected with the second transistors, the second transistors and the third transistors are connected with the control module, the first transistors are all connected with the control module, the first transistors are photo-transistors, and the first transistors are switched on after receiving an optical signal with preset wavelength. The first transistors on the display panel are used for detecting the optical signal with the preset wavelength, the control module acquires a detection signal, acquires the positions of the first transistors, acquires a control instruction of a user for a corresponding position of the display panel, and controls work of the second transistors and the third transistors to achieve light-emitting display control over the pixel units, the user can remotely control the LED display device, and control is more flexible.
Description
Technical field
The present invention relates to technical field of LED display, more particularly to LED display, display floater and remote control.
Background technology
At present flat-panel monitor product is mainly with LCD (Liquid Crystal Display, liquid crystal display), EPD
(Electrophoretic, electrophoresis showed) and OLED (Organic Light-Emitting Diode, Organic Light Emitting Diode)
For main display floater.With the continuous development of display technology, operational control is carried out to display for the ease of user, tradition
Display all possess touch controllable function, for example, by detect indicator screen capacitance variations and obtain the manipulation instruction of user,
And then respond, but this control mode needs user close and clicks on the realization of display screen screen, it is impossible to realize remote control
System, causes user's inconvenience, and traditional IR remote controller then needs to be controlled according to the button distribution on remote control, infrared distant
Control of the control device to display screen controls equally flexible without image of Buddha touch screen, it is impossible to carry out relevant position according to display content on screen
Control is clicked on, awkward situation is there is also.
The content of the invention
Based on this, it is necessary to provide a kind of LED display, display floater and remote control.
A kind of LED display, including：Display floater and control module, the display floater includes some pixel cells
With some the first transistors, each pixel cell include LED chip, transistor seconds and third transistor, the LED core
Piece is connected with the transistor seconds, and the transistor seconds is connected respectively with the third transistor with the control module,
Some the first transistors are connected with the control module, and the first transistor is photistor, and described first is brilliant
Body pipe is used to be turned on after the optical signal for receiving preset wavelength.
In one embodiment, the first transistor is uniformly distributed on the display floater.
In one embodiment, the first transistor described in each pixel cell correspondence one.
In one embodiment, the first transistor described in some pixel cell correspondences one.
In one embodiment, the control module includes control chip and detection chip, the control chip with it is described
Detection chip connects, and the control chip is connected with the first transistor, the transistor seconds and the third transistor
It is connected with the control chip respectively.
In one embodiment, the colelctor electrode of the first transistor is used to be connected with power supply, the first transistor
Emitter stage is connected with the detection chip.
In one embodiment, each pixel cell also includes electric capacity C, the grid of the third transistor and institute
The source electrode for stating third transistor is connected respectively with the control chip, the drain electrode of the third transistor respectively with the electric capacity C
First end and the transistor seconds grid connection, second end of the electric capacity C and the leakage of the transistor seconds
Pole is used to be connected with power supply, and the source electrode of the transistor seconds is connected with the LED chip.
In one embodiment, the first output end of the control chip is connected with the grid of the third transistor, institute
The second output end for stating control chip is connected with the source electrode of the third transistor.
A kind of display floater, including：Including some pixel cells and some the first transistors, each pixel cell bag
LED chip, transistor seconds and third transistor are included, the LED chip is connected with the transistor seconds, second crystal
Pipe is respectively used to be connected with control module with the third transistor, and some the first transistors are used to and the control mould
Block connects, and the first transistor is photistor, and the first transistor is used to receive the optical signal of preset wavelength
After turn on.
A kind of remote control, including：Remote controller body, is provided with light source and control, the control on the remote controller body
Electrically connect with the light source, the light source is used to launch the optical signal of preset wavelength.
Above-mentioned LED display, display floater and remote control, by the default ripple of the first transistor detection on display floater
Long optical signal, and then the detection signal sent into control module, control module obtains the detection signal, and to get this first brilliant
The position of body pipe, and then control instruction of the user to relevant position on display floater is got, so as to according to the control instruction control
The work of transistor seconds processed and third transistor, realizes that the luminescence display to pixel cell is controlled, on the one hand, so that user
Can the remotely control LED display, on the other hand then cause control more flexible.
Description of the drawings
Fig. 1 is the part section structural representation of the LED display panel of one embodiment；
Fig. 2 is the circuit theory diagrams of the LED display of one embodiment；
Fig. 3 is the part section structural representation of the LED chip of one embodiment；
Fig. 4 is the structural representation of the remote control of one embodiment.
Specific embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In accompanying drawing
Give the better embodiment of the present invention.But, the present invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose for providing these embodiments is to make to understand more the disclosure
Plus it is thorough comprehensive.
Unless otherwise defined, all of technology used herein and scientific terminology and the technical field for belonging to the present invention
The implication that technical staff is generally understood that is identical.The term for being used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that of the invention in limiting.Term as used herein " and/or " include one or more
The arbitrary and all of combination of related Listed Items.
For example, a kind of display floater, including：Including some pixel cells and some the first transistors, each pixel
Unit includes LED chip, transistor seconds and third transistor, and the LED chip is connected with the transistor seconds, described the
Two-transistor is respectively used to be connected with control module with the third transistor, some the first transistors be used to it is described
Control module connects, and the first transistor is photistor, and the first transistor is used to receive preset wavelength
Turn on after optical signal.
For example, a kind of LED display, including：Display floater and control module, the display floater includes some pixels
Unit and some the first transistors, each pixel cell includes LED chip, transistor seconds and third transistor, described
LED chip is connected with the transistor seconds, the transistor seconds and the third transistor respectively with the control module
Connection, some the first transistors be connecteds with the control module, and the first transistor is photistor, and described the
One transistor is used to be turned on after the optical signal for receiving preset wavelength.
For example, a kind of remote control, including：Remote controller body, is provided with light source and control on the remote controller body, described
Control is electrically connected with the light source, and the light source is used to launch the optical signal of preset wavelength.
As shown in figure 1, it is a kind of display floater 20 of an embodiment, it is characterised in that include：Including some pixel lists
Unit 200 and some the first transistor T1, each pixel cell 200 includes LED chip 240, transistor seconds T2 and the 3rd
Transistor T3, the LED chip 240 is connected with the transistor seconds T2, the transistor seconds T2 and the 3rd crystal
Pipe T3 is respectively used to be connected with control module, and some the first transistor T1 are used to be connected with the control module, described
The first transistor T1 is photistor, and the first transistor T1 is used to be turned on after the optical signal for receiving preset wavelength.
For example, the LED chip 240 be light emitting diode, for example, the LED chip 240 include be sequentially connected cushion,
Non-doped layer, N electrode layer, multiple quantum well layer and P electrode layer, the cushion is connected by bottom metal layer with transistor seconds T2
Connect, for example, transistor seconds T2 and third transistor T3 are respectively triode, for example, the first transistor T1 is photosensitive three
Pole pipe, the first transistor T1 is used to be turned on after the optical signal for receiving preset wavelength, and for example, the first transistor T1 is used for
Receive and turned on after the visible light signal of preset wavelength, for example, the first transistor T1 is used to receive the laser of preset wavelength
Turn on after signal.For example, the first transistor T1 is distributed on the display floater 20, and for example, T1 is uniform for the first transistor
It is distributed on the display floater 20.
Incorporated by reference to Fig. 1 and Fig. 2, a kind of LED display 10 of an embodiment, including：Display floater 20 and control module
(not shown), the display floater 20 includes some pixel cells 200 and some the first transistor T1, each pixel cell
200 include LED chip 240, transistor seconds T2 and third transistor T3, the LED chip 240 and the transistor seconds T2
Connection, the transistor seconds T2 is connected respectively with third transistor T3 with the control module, and some described first is brilliant
Body pipe T1 is connected with the control module, and the first transistor T1 is photistor, and the first transistor T1 is used for
Turn on after the optical signal for receiving preset wavelength.
For example, the first transistor T1 is phototriode, it should be understood that the first transistor T1 is only default
Turn under the optical signal of wavelength, the luminous conducting not to the first transistor T1 of the LED chip 240 on display floater 20 is caused
Affect, therefore so that the conducting of the first transistor T1 is more accurate.For example, the control module has prestored each described first brilliant
The positional information on display floater 20 of body pipe T1.
In the present embodiment, distribution on the display floater 20 is provided with some the first transistor T1, and the first transistor T1 exists
Receive and turned on after the optical signal of preset wavelength, to control module sending signal, control module is received after the signal, is got
Control instruction of the user to relevant position on the plate of display floater 20, and then worked according to the control instruction control pixel cell 200,
And then the work of control display floater 20.It should be understood that the optical signals of the preset wavelength can launch preset wavelength
The light source transmitting of optical signal, for example, a kind of remote control, the remote control has light source, and the light source is used to launch the light of preset wavelength
Signal, so, the light source of the remote control towards a certain position on display floater 20 carry out transmitting optical signal when, equivalent to showing
Long-range " touch-control " of panel 20, the display floater 20 is responded for the optical signal (touching signals) on the position, so as to reality
Show long-range touch-control of the user to the display floater 20, and remotely control can be carried out according to the content shown on display floater 20
Control so that control is more flexible, effectively increases the convenience of control.
Specifically, the optical signal of preset wavelength is detected by the first transistor T1 on display floater 20, and then this is examined
Survey signal and send control module, control module obtains the position that the detection signal gets the first transistor T1, and then obtains
To control instruction of the user to relevant position on display floater 20, so as to according to control instruction control transistor seconds T2 and
The work of third transistor T3, realizes that the luminescence display to pixel cell 200 is controlled, on the one hand, allow users to long-range control
The LED display 10 is made, on the other hand then causes control more flexible.
To enable accurately obtaining optical signal, and then control instruction is accurately obtained, in one embodiment, described
One transistor T1 is uniformly distributed on the display floater 20, and in the present embodiment, the first transistor T1 is distributed in display floater 20
On each position, and then can accurately obtain each position optical signal, and due between each the first transistor T1 spacing it is equal, point
Cloth is uniform so that some the first transistor T1 can be accurately detected the optical signal of preset wavelength, and then enable control module
Enough accurate control instructions for obtaining user.
It is noted that the pixel cell 200 is the elementary cell of composition display floater 20, the pixel cell 200 is used
In showing red, green and blue, and red, green and blueness are combined into display and then different colors are shown, so as to
Display floater 20 is enabled to show different content.For example, the pixel cell 200 includes red pixel cell 200, green pixel
Unit 200 and blue pixel cells 200, for example, each pixel cell 200 includes respectively LED chip 240, transistor seconds T2
With third transistor T3, for example, the LED chip 240 of red pixel cell 200 is used to send ruddiness, for example, green pixel cell
200 LED chip 240 is used to send green glow, and for example, the LED chip 240 of blue pixel cells 200 is used to send blueness, example
Such as, each pixel cell 200 is in striated spread configuration, i.e., multiple red pixel cells 200 are arranged, multiple green pixel cells 200
Row and multiple blue pixel cells 200 arrange spaced striped and arrange, and for example, each pixel cell 200 is entered by preset rules
Row arrangement.
For further precise control display floater 20, for example, as shown in Fig. 2 each pixel cell 200 correspondence one
The first transistor T1, for example, each pixel cell 200 is connected with a first transistor T1, for example, each pixel cell
200 are disposed adjacent with a first transistor T1, for example, a first transistor T1 are arranged between two pixel cells 200, this
Sample so that the first transistor T1 can each position in display floater 20 arranged evenly, and more uniformly spread, and then cause the
The position of one transistor T1 is more accurate so that the first transistor T1 can accurately receive optical signal, and then feed back to control mould
Block so that control module can accurately control each pixel cell 200 and work, according to control instruction response different content is shown.
In order to improve control efficiency, for example, the first transistor T1 described in some correspondences of the pixel cell 200 one, for example,
At interval of some pixel cells 200, the first transistor T1 described in, for example, some pixel cells 200 and are set
The first transistor T1 is disposed adjacent, and specifically, the first transistor T1 in the present embodiment is not with pixel cell 200 one by one
Correspondence, but be spaced several pixel cells 200 and a first transistor T1 is set so that the first transistor T1 can be detected more
Optical signal in large area, effectively increases control efficiency, and due to the first transistor T1 on display floater 20 quantity more
It is few, effective reduces cost.
In order to realize the control to transistor seconds T2 and third transistor T3, and in order to accurately obtain first crystal
The detection signal of pipe T1, in one embodiment, the control module includes control chip and detection chip, the control chip
Be connected with the detection chip, the control chip is connected with the first transistor T1, the transistor seconds T2 with it is described
Third transistor T3 is connected respectively with the control chip, for example, as shown in Fig. 2 the colelctor electrode of the first transistor T1 is used
In being connected with power supply, the emitter stage of the first transistor T1 is connected with the detection chip, for example, each first crystal
The emitter stage of pipe T1 is connected with the detection chip, for example, the detection chip prestored each the first transistor T1
Positional information on display floater 20, for example, the detection chip is probecard.Specifically, in the present embodiment, detection chip
For obtaining the signal of the first transistor T1, turn on after the first transistor T1 receives the optical signal of preset wavelength, first is brilliant
The emitter stage of body pipe T1 to detection chip transmission level signal, the detection chip are received after the signal, according to the position for prestoring
Information, obtains the position of the first transistor T1 of the road conducting, and sends trigger to control chip, and the control chip is received
To after the trigger, conducting transistor seconds T2 and third transistor T3 so that LED chip 240 lights work, and then causes
Display floater 20 shows corresponding content, so as to realize the control to transistor seconds T2 and third transistor T3, Yi Jishi
The detection signal of accurate acquisition the first transistor T1 is showed.
In one embodiment, each pixel cell 200 also includes electric capacity C, the grid of third transistor T3
And the source electrode of third transistor T3 is connected respectively with the control chip, the drain electrode of third transistor T3 respectively with
The grid connection of the first end of the electric capacity C and the transistor seconds T2, second end of the electric capacity C and described second
The drain electrode of transistor T2 is used to be connected with power supply, and the source electrode of the transistor seconds T2 is connected with the LED chip 240.For example,
LED chip 240 is light emitting diode, and for example, the source electrode of the transistor seconds T2 is connected with the positive pole of the LED chip 240,
The minus earth of the LED chip 240.For example, the grid of the first output end of the control chip and third transistor T3
Pole connects, and the second output end of the control chip is connected with the source electrode of third transistor T3.
For example, transistor seconds is field-effect transistor, and for example, third transistor is field-effect transistor, for example, the control
Coremaking piece is integrated circuit (IC), and for example, the detection chip is integrated circuit (IC), for example, the first output of the control chip
End is connected by first line with the grid of third transistor T3, and the second output end of the control chip passes through the second line
Road is connected with the source electrode of third transistor T3, for example, as shown in Fig. 2 the first line is Scan (scanning) circuit, and control
Chip exports high level by the first output end and Scan circuits to third transistor T3 of each pixel cell 200 so that the
Three transistor T3 are turned on, and after the conducting of third transistor T3, turn on transistor seconds T2 so that LED chip 240 is turned on, then LED core
Piece 240 lights, and for example, the LED chip 240 sends ruddiness, and for example, the LED chip 240 sends green glow, for example, the LED chip
240 send blue light.For example, second circuit is Data circuits, and control chip is by the second output end and Data circuits to each
The third transistor T3 output parameter of pixel cell 200, to control the size of the high level in third transistor T3 with timely
Between, so, the size of the high level of third transistor T3 and time by affect electric capacity C charge capacity size and when
Between, after the cut-off of third transistor T3, the charge capacity size of electric capacity C and charging interval are different so that electric capacity C has difference
Electric discharge light and discharge time, and then affect LED chip 240 continuous illumination brightness and fluorescent lifetime, so, the control
Coremaking piece is capable of achieving to be controlled the luminescence display of different pixels unit 200.
For example, each pixel cell also include bottom metal layer, the LED chip 240 by the bottom metal layer with
The transistor seconds connection, for example, the positive pole of the LED chip 240 is by the bottom metal layer and the transistor seconds
Grid connection, for example, as shown in figure 3, the LED chip 240 includes that the cushion 241 that is sequentially connected, non-doped layer 242, N are electric
Pole layer 243, multiple quantum well layer 244 and P electrode layer 245, the cushion 241 is connected with the bottom metal layer, the N electrode layer 243
For the positive pole of LED chip 240, the P electrode layer 245 is the negative pole of LED chip 240.
For example, the cushion includes gallium nitride (GaN) from material, and for example, the material of the non-doped layer includes gallium nitride
(GaN), for example, the material of the non-doped layer includes undoped gallium nitride (GaN), and for example, the material of the N electrode layer includes N poles
Gallium nitride (GaN), for example, the material of MQW (MQW, multilayerquantum well) layer includes indium (In), gallium
(Ga), one or more in nitrogen (N), phosphorus (P), aluminium (Al) and arsenic (As), for example, the material of the P electrode layer is transparent material,
For example, the material of the P electrode layer includes the one kind in tin indium oxide (ITO), carbon and Graphene,
As shown in figure 4, it is a kind of remote control 40 of an embodiment, including：Remote controller body 400, the remote control sheet
Light source 410 and control 420 are provided with body 400, the control 420 is electrically connected with the light source 410, and the light source 410 is used for
The optical signal of transmitting preset wavelength.For example, the control 420 includes button, and for example, the button includes physical button, and for example, the control
Part 420 includes virtual key, and for example, the control 420 includes touch controlled key, for example, on the remote controller body 400 touch-control is provided with
Screen, the touch screen is capacitance plate, and the touch screen is used to obtain user instruction, and is worked according to user instruction control light source 410.
When using, the light source 410 of remote control 40 is towards a certain position transmitting optical signal on display floater so that the display
Photistor on panel relevant position receives the optical signal, and then gets the control instruction of remote control 40, and then makes
Obtain display floater to respond so that 40 pairs of display floaters of the remote control are realized remotely " touch-control ", distant in the present embodiment
The control simple structure of device 40, it is only necessary to which control 420 is capable of achieving the operation to remote control 40, and then the remote control 40 is caused to aobvious
Show that panel and LED display send control instruction so that the remote control to LED display is more flexible, more convenient, and
The simple structure of remote control 40 so that user operation is more simple, using more convenient, can be greatly improved the operation effect of user
Rate.
For example, the light source 410 is used to launch the laser signal of preset wavelength, and for example, the light source 410 is used to launch default ripple
Long visible light signal.Specifically, because the optical signal that the light source 410 sends is visible ray, user's identification can be so easy to
Position is pointed in the transmitting of the light source 410, and then causes more accurate to the control of display floater.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more concrete and detailed, but and
Can not therefore be construed as limiting the scope of the patent.It should be pointed out that for one of ordinary skill in the art comes
Say, without departing from the inventive concept of the premise, some deformations and improvement can also be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be defined by claims.
Claims (10)
1. a kind of LED display, it is characterised in that include：Display floater and control module, the display floater includes some
Pixel cell and some the first transistors, each pixel cell includes LED chip, transistor seconds and third transistor,
The LED chip is connected with the transistor seconds, the transistor seconds and the third transistor respectively with the control
Module connects, and some the first transistors be connecteds with the control module, and the first transistor is photistor, institute
The first transistor is stated for turning on after the optical signal for receiving preset wavelength.
2. LED display according to claim 1, it is characterised in that the first transistor is uniformly distributed in described
On display floater.
3. LED display according to claim 1, it is characterised in that the described in each pixel cell correspondence one
One transistor.
4. LED display according to claim 1, it is characterised in that the described in some pixel cells correspondences one
One transistor.
5. LED display according to claim 1, it is characterised in that the control module includes control chip and inspection
Chip is surveyed, the control chip is connected with the detection chip, the control chip is connected with the first transistor, described the
Two-transistor is connected respectively with the third transistor with the control chip.
6. LED display according to claim 5, it is characterised in that the colelctor electrode of the first transistor be used for
Power supply connects, and the emitter stage of the first transistor is connected with the detection chip.
7. LED display according to claim 5, it is characterised in that each pixel cell also includes electric capacity C,
The source electrode of the grid of the third transistor and the third transistor is connected respectively with the control chip, and the described 3rd is brilliant
The drain electrode of body pipe is connected respectively with the first end of the electric capacity C and the grid of the transistor seconds, and the second of the electric capacity C
The drain electrode of end and the transistor seconds is used to be connected with power supply, and the source electrode of the transistor seconds connects with the LED chip
Connect.
8. LED display according to claim 7, it is characterised in that the first output end of the control chip and institute
The grid connection of third transistor is stated, the second output end of the control chip is connected with the source electrode of the third transistor.
9. a kind of display floater, it is characterised in that include：It is each described including some pixel cells and some the first transistors
Pixel cell includes LED chip, transistor seconds and third transistor, and the LED chip is connected with the transistor seconds, institute
State transistor seconds to be respectively used to be connected with control module with the third transistor, some the first transistors be used to
The control module connection, the first transistor is photistor, and the first transistor is used to receive default ripple
Turn on after long optical signal.
10. a kind of remote control, it is characterised in that include：Remote controller body, is provided with light source and control on the remote controller body
Part, the control is electrically connected with the light source, and the light source is used to launch the optical signal of preset wavelength.
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| CN201611104727.XA CN106652813A (en) | 2016-12-05 | 2016-12-05 | LED display device, display panel and remote control unit |
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| CN201611104727.XA CN106652813A (en) | 2016-12-05 | 2016-12-05 | LED display device, display panel and remote control unit |
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| CN106652813A true CN106652813A (en) | 2017-05-10 |
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| CN201611104727.XA Pending CN106652813A (en) | 2016-12-05 | 2016-12-05 | LED display device, display panel and remote control unit |
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| CN111326110A (en) * | 2020-04-02 | 2020-06-23 | 昆山维信诺科技有限公司 | Pixel circuit, display panel, display device and switching method thereof |
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Application publication date: 20170510 |