CN101097669A - LED full color video shutter type display screen and manufacturing method - Google Patents
LED full color video shutter type display screen and manufacturing method Download PDFInfo
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- CN101097669A CN101097669A CNA2006100948264A CN200610094826A CN101097669A CN 101097669 A CN101097669 A CN 101097669A CN A2006100948264 A CNA2006100948264 A CN A2006100948264A CN 200610094826 A CN200610094826 A CN 200610094826A CN 101097669 A CN101097669 A CN 101097669A
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Abstract
The invention relates to a kind of LED full-color video louver window display and production method, the product in invention can exhibit new type application mode of display when installing video louver on glass wall, and it can not affect the applied value of louver window, but also increase the video content to be displayed. The display with LED video louver window mode consists of computer system, frame controller, receiving board, scanning board, LED displaying unit, supporting rack, power source and lines; the display unit of LED is the array of LED bar-shaped lamp, and the array of LED bar-shaped lamp are arranged horizontally or vertically with same distance, when it is arranged horizontally, the horizontal distance is 0, the vertical distance 20- 200mm; when it is arranged vertically, the vertical distance is 20- 200mm, the horizontal distance 0; The control system of display and source system are located on the supporting rack, and the computer can be controlled remotely, or mounted on the supporting rack.
Description
Technical field
The present invention relates to the lamplit technical field of a kind of LED display or LED.Especially a kind of lighting display technology using that can realize video effect that is applied on the glass curtain wall window shutter.
Background technology
The display screen that uses is mainly plasma, CRT, LCDs and LED display at present.Being applied to that outdoor large tracts of land shows, mainly is LED display at present.
Most of LED display mainly adopt the LED luminophor evenly to gather in the form on same plane, form a display plane, signal is then controlled by the software of electronical computer, make that a LED is luminous or not luminous, or change the LED luminosity, thereby needing to obtain the image of demonstration.As: 02250798.1 1 kinds of LED picture element modules of the Chinese patent ZL patent No..The display screen of being made up of this picture element module can the transformable character image of clear demonstration etc.But its shortcoming is to use a large amount of LED luminophors, causes screen bulky, and complex structure is accomplished 300m
2Just very huge, power consumption is serious, and is very uneconomical, so be unsuitable for large-area applications, the may observe distance is restricted.
ZL patent No. 03223905.X LED lamp luminotron plug assembly.A kind of structure that display screen matrix is installed that is used for is provided, can be applied in two kinds of different occasions of height, adopt screw thread to fix, certain convenience is arranged, but water resistance is unreliable, cause lamp body to enter moisture content easily, influence the serviceable life of lamp.
For the ZL patent No. 03212162.8 festoon lighting structure.Adopt a kind of shell structure, resin-encapsulated is made a kind of high brightness ornament lamp, realizes the decorative lighting function, the brightness height, and energy consumption is low, waterproof.But this ornament lamp can not change as requested, i.e. installation can only realize a kind of machine made decorative lighting, can not change flexibly.The colour that self can control variation in addition changes the LED lamp, and seven color conversion chip for driving are installed on lamp plate, realizes the automatic color change of lamp body, as the ZL patent No. 02225579.6 LED color transformation lamp.Though this lamp is the conversion color automatically, because be chip drives independently, can't show abundant content more, also can't satisfy the needs that image shows.
Above technology all can't realize large tracts of land and transparent demonstration.
Summary of the invention
The invention provides a kind of can be when glass curtain wall be installed window shutter, show a kind of display screen new application mode, neither influence the practical value of window shutter, increase external video displaying contents again, promote the curtain wall economic worth, system realizes computer control fully, can realize 256 grades of grey scale change.Install simple and conveniently, waterproof is reliable.Importantly, the present invention can the large tracts of land cascade, and translucent effect is very good.
The present invention is by electronic computer system (004), frame controller (006), dash receiver (005), scanning board (003), led display unit, bracing frame (007), power supply (008) and line (002) are formed, and it is characterized in that led display unit is a LED strip light array (001), LED strip light array adopts equidistant level or homeotropic alignment, when horizontal, LED strip light level interval is 0, vertical interval 20～200mm; When homeotropic alignment, LED strip light vertical interval is 0, level interval 20～200mm; Bracing frame has locating slot on (007), and the LED strip light places locating slot, is placed with electronic computer system (004) in the bracing frame, frame controller (006), dash receiver (005), scanning board (003), power supply (008) and line (002).Robot calculator can carry out Long-distance Control, also can be installed in the support.
The technology of the present invention outputs to frame controller (006) by the data of robot calculator DVI video card, arrive dash receiver (005) by signal wire transmits again, dash receiver is given scanning board (003) with data allocations, data transmission is to led display unit the most at last for scanning board, and display unit just can show the identical drawing of robot calculator synchronously.Bracing frame (007) is the fixing and detent mechanism of LED strip light, inside is equipped with frame controller (006), dash receiver (005), scanning board (003) and power supply (008), bracing frame has locating slot on (007), and the LED strip light is placed in the locating slot, and signal wire and power lead enter lamp body from LED strip light rear portion, jig is fixed, and places loosening and guarantee to seal.(as Fig. 2)
The concrete course of work is as follows:
Frame controller obtains the color and the brightness data of each pixel from computer display card, send to dash receiver, dash receiver is distributed to each scanning board then, scanning board is responsible for controlling the row (row) on the LED full color video shutter type display screen, and the shows signal of each row (row) is then transmitted by serial mode.Frame controller is that the data-signal of display card is converted to data and the control signal form that LED shows to be needed, it coordinates the various aspects such as numerical value, polarity, sequential of resolution, composite blanking signal, frame rate, line frequency, Dot Clock frequency, color data figure place etc. between display card and LED lamp, the translation data form, form a cover coding, and send related data; Dash receiver is received the coding of frame controller, be responsible for decoding, distribute respective signal to give the respective scanned plate, serve as a connection, one side is accepted the vision signal of frame controller, send each scanning board of being controlled to belonging to data at the corresponding levels on the other hand, the scanning board that is transferred to next cascade does not simultaneously belong to data at the corresponding levels, coordinates vision signal and the gap of LED video data aspect space, time, sequential scheduling.The instruction that scanning board will receive is used to control the variation of LED full color video shutter type display screen.
The present invention adopts the chip of control to have following characteristics:
1, the driving force of 80mA * 16bit or 120mA * 8bit and output figure place;
2, during the output current 0～40mA of constant current output terminal, be output as 0.4V; And output current is output as 0.7V when being 40～80mA;
3, having 256 grades of gray scales of 8 width modulations shows;
4, its 32 grades of output current brightness control functions can be used for regulating the luminance difference between each LED;
5, have WTD and TSD defencive function;
6, have and the input of 8 bit parallels of clock synchronization, be used for the driving of common anode LED;
7, supply voltage is 4.5V～5.5V;
8, largest data transfer speed is 15MHz;
9, maximum gray scale utmost point clock frequency is 4MHz;
10, the temperature that conforms is-30 ℃～85 ℃;
11, gray level control.
Chip for driving includes 16 * 8 bit shift register and data latches, can be used for 8 bit parallel data are shifted and latch 16 8 bit data.The input of shift register is provided by data input pin DIN0～DIN7, and the data that displacement is overflowed are delivered to next chip to form the multi-disc cascade simultaneously then by DOUT0～DOUT7 output.ENABLE is the enable signal of shift register, and DCLK is the shift clock of shift register.LATCH is the latch signal of data latches, transmission data when this end is high; When low, the output of shift register will be driven into data latches.Because all from DIN0～DIN7 input, in order to distinguish the character of input data, available RSEL is as the input data select signal of shift register latch for luminance control data and gray-scale Control data.As RSEL when being high, shift register latch is the input data definition luminance control data; And when RSEL when low, then it is defined as the gray level control data.8 gray level counters that a special use is arranged in the chip for driving can be used to gray level counting clock GSCLK is counted.Also have one 16 * 8 comparer in addition, 8 gray-scale datas and 8 GSCLK count values of can be used for each row is latched compare, if both equate then to stop to export constant current, thereby realize the control of effective demonstration time.The output of 16 row can be provided by 16 constant-flow drivers, and the MODF pin is output as 16 modes when being high, and MODE is output as 8 modes when being low, and the reference current of constant current control can be determined by the outer meeting resistance on the IREF pin.
Facts have proved that the image-display units that adopts this chip for driving to drive has brightness and colourity is even, no mosaic phenomenon, advantage such as display effect is good.
It is light source that the LED strip light adopts light emitting diode (LED) (4), selects R (red), G (green), B (indigo plant) three looks respectively for use, and housing (2) adopts aluminum alloy materials, and lamp plate (3) is fixed in the housing by guide groove (6).LED lamp bar length 500～6000mm, width 40～70mm, thickness 10～25mm; Even distribution light emitting diode, red light LED, wavelength 625nm-750nm; Green light LED, wavelength 495nm～575nm; Blue lamp LED, wavelength 455nm～490nm.Press straight line and distribute, every pixel groups becomes 1R1G1B, and RGB distributes alternately, or 2R1G1B, and RGRB distributes or GRRB distributes; Pel spacing 40～200mm.Control chip (5) adopts ZQL9702, ZQL9712, and ZQL9721,595, TLC5902, TLC 5940, TLC9502, STP596, TB62726 or MBI5026 receive electric signal, produce the variation of R, G, the different brightness of B, thereby produce the color change of lamp bar.Such monomer is arranged in order, just can reproduce the coloured image that collects, and realizes 256 grades of grey scale change, thereby reduces 1,677 ten thousand kinds of colors.LED lamp strip adoption integral structure of the present invention, there are baffle plate (9) and sealing gasket (10) in the structure both sides, and control circuit board (3) can vertically be placed (Fig. 4) or horizontal positioned (Fig. 5, Fig. 6).The encapsulating processing is carried out in the front portion, avoids the erosion of water to element, improves the reliability and stability of light fixture.The black colloid reduces catoptrical mixing as substrate, thereby improves the high-resolution color of display image.LED is as light source, rich color, and it is low to consume energy, and it is few to produce heat; Computing machine is controlled in good time, and the combination of arranging can be carried out according to actual needs, realizes a kind of display packing of novelty.
The lamp bar is installed on the outer geodesic structure of glass curtain wall, can level install, and also can vertically install, and plays the sunlight direct projection effect that prevents of window shutter daytime, opens LED at daytime or night and shows, just can conveniently show video image, can not have influence on indoor environment; The present invention can also be installed in outdoor space, the independent use.
Description of drawings
The system architecture diagram of Fig. 1 LED full color video shutter type display screen.
Fig. 2 is the scheme of installation of LED full color video shutter type display screen strip light
Wherein:
001LED strip light array
002 line
003 scanning board
004 electronic computer system
005 dash receiver
006 frame controller
007 bracing frame
008 power supply
The 011LED strip light
012 jig
Fig. 3 is the structural representation of LED full color video shutter type display screen strip light, wherein:
Fig. 4 is the structural representation of the LED full color video shutter type display screen of horizontal positioned control element;
Fig. 5 is the structural representation that the horizontal positioned control element has the LED full color video shutter type display screen of front baffle board;
Wherein: 1. electric wire; 2. housing; 3. lamp plate; 4. light emitting diode; 5. control chip; 6. guide groove; 7. line storehouse; 8. holder; 9. connecting hole; 10. side shield; 11. sealing gasket; 12. front apron
Fig. 6 is the RGB distribution plan of LED full color video shutter type display screen 1R1G1B pixel.
Fig. 7 is the GRRB distribution plan of LED full color video shutter type display screen 2R1G1B pixel.
Fig. 8 is the RGRB distribution plan of LED full color video shutter type display screen 2R1G1B pixel.
Fig. 9 is the control linkage circuit diagram of LED full color video shutter type display screen.
101 dc power anodes
102LED shutter type display screen bar
103 current-limiting resistances
104 strings advance and go out control chip
105 feedback resistances
106 ground wires
107 dc power cathodes
Figure 10 is that LED shutter type display screen bar level is installed the application signal.
Figure 11 is that LED shutter type display screen bar is vertically installed the application signal.
Embodiment
Embodiment 1:
By electronic computer system, frame controller, dash receiver, scanning board, bracing frame, LED strip light array, power supply and line are formed.Frame controller, dash receiver, scanning board, power supply are installed in the bracing frame, and LED strip light level is installed in the groove of bracing frame, signal wire and power lead enter from the lamp body rear portion, jig is fixed at front end, and LED strip light level interval is 0, vertical interval 60mm, robot calculator links to each other with frame controller by signal wire, carries out Long-distance Control.
Adopt TLC9502 as display chip, the image-display units that this chip for driving drives has brightness and colourity is even, no mosaic phenomenon, and display effect is good.
It is light source that light emitting diode (LED) is adopted in the display part, selects R (red), G (green), B (indigo plant) three looks respectively for use, and housing 2 adopts aluminium alloy structure, and lamp plate 3 is fixed in the housing by guide groove 6.LED lamp bar length 2500mm, width 70mm, thickness 13mm; Even distribution light emitting diode, red light LED, wavelength 630nm; Green light LED, wavelength 520nm; Blue lamp LED, wavelength 470nm.Press straight line and distribute, every pixel groups becomes 2R1G1B, and RGRB distributes; Pixel interval 80mm. Control chip 5 adopts TLC9502, can realize 256 grades of grey scale change, just can reduce 1,677 ten thousand kinds of colors.There are baffle plate 9 and sealing gasket 10 in the structure both sides, control circuit board 3 horizontal positioned.The encapsulating processing is carried out in the front portion, avoids the erosion of water to element., the reliability and stability of raising light fixture.The black colloid reduces catoptrical mixing as substrate, thereby improves the high-resolution color of display image.
Embodiment 2: full color shutter type display screen 2
By electronic computer system, frame controller, dash receiver, scanning board, bracing frame, LED strip light array, power supply and line are formed.Computer system, frame controller, dash receiver, scanning board, power supply is installed in the bracing frame, and LED strip light level is installed in the groove of bracing frame, and signal wire and power lead enter from the lamp body rear portion, jig is fixed at front end, and LED strip light level interval is 0, vertical interval 80mm.
Display chip TB62726, scan mode adopts 1/16, and display frame frequency is 120MHz.
Image-display units has brightness and colourity is even, no mosaic phenomenon, and display effect is good.
It is light source that light emitting diode (LED) is adopted in the display part, selects R (red), G (green), B (indigo plant) three looks respectively for use, and housing 2 adopts aluminium alloy structure, and lamp plate 3 is fixed in the housing by guide groove 6.LED lamp bar length 2700mm, width 65mm, thickness 10mm; Even distribution light emitting diode, red light LED, wavelength 625nm; Green light LED, wavelength 525nm; Blue lamp LED, wavelength 470nm.Press straight line and distribute, every pixel groups becomes 2R1G1B, and GRRB distributes; Pixel interval 40mm; Control chip 5 adopts TB62726, can realize 256 grades of grey scale change, just can reduce 1,677 ten thousand kinds of colors.There are baffle plate 9 and sealing gasket 10 in the structure both sides, control circuit board 3 horizontal positioned.The encapsulating processing is carried out in the front portion, avoids the erosion of water to element., the reliability and stability of raising light fixture.The black colloid reduces catoptrical mixing as substrate, thereby improves the high-resolution color of display image.
Embodiment 3: full color shutter type display screen 3
By electronic computer system, frame controller, dash receiver, scanning board, bracing frame, LED strip light array, power supply and line are formed.Computer system, frame controller, dash receiver, scanning board, power supply is installed in the bracing frame, and LED strip light level is installed in the groove of bracing frame, and signal wire and power lead enter from the lamp body rear portion, jig is fixed at front end, and LED strip light level interval is 0, vertical interval 120mm.
Display chip ZQL9702, scan mode adopts 1/16, and display frame frequency is 120MHz.
Image-display units has brightness and colourity is even, no mosaic phenomenon, and display effect is good.
It is light source that light emitting diode (LED) is adopted in the display part, selects R (red), G (green), B (indigo plant) three looks respectively for use, and housing 2 adopts aluminium alloy structure, and lamp plate 3 is fixed in the housing by guide groove 6.LED lamp bar length 1500mm, width 65mm, thickness 20mm; Even distribution light emitting diode, red light LED, wavelength 630nm; Green light LED, wavelength 525nm; Blue lamp LED, wavelength 465nm.Press straight line and distribute, every pixel groups becomes 2R1G1B, and GRRB distributes; Pixel interval 100mm; Control chip 5 adopts ZQL9702, can realize 256 grades of grey scale change, just can reduce 1,677 ten thousand kinds of colors.There are baffle plate 9 and sealing gasket 10 in the structure both sides, and control circuit board 3 is vertically placed.The encapsulating processing is carried out in the front portion, avoids the erosion of water to element., the reliability and stability of raising light fixture.Blue colloid reduces catoptrical mixing as substrate, thereby improves the high-resolution color of display image.
Embodiment 4: full color shutter type display screen 4
By electronic computer system, frame controller, dash receiver, scanning board, bracing frame, LED strip light array, power supply and line are formed.Frame controller, dash receiver, scanning board, power supply are installed in the bracing frame, and the LED strip light is vertically mounted in the groove of bracing frame, signal wire and power lead enter from the lamp body rear portion, jig is fixed at front end, and LED strip light vertical interval is 0, level interval 100mm, robot calculator links to each other with frame controller by signal wire, carries out Long-distance Control.
Display chip MBI5026, scan mode adopts 1/16, and display frame frequency is 120MHz.
Image-display units has brightness and colourity is even, no mosaic phenomenon, and display effect is good.
It is light source that light emitting diode (LED) is adopted in the display part, selects R (red), G (green), B (indigo plant) three looks respectively for use, and housing 2 adopts aluminium alloy structure, and lamp plate 3 is fixed in the housing by guide groove 6.LED lamp bar length 500mm, width 65mm, thickness 20mm; Even distribution light emitting diode, red light LED, wavelength 625nm; Green light LED, wavelength 530nm; Blue lamp LED, wavelength 465nm.Press straight line and distribute, every pixel groups becomes 2R1G1B, and GRRB distributes; Pixel interval 180mm; Control chip 5 adopts MBI5026, can realize 256 grades of grey scale change, just can reduce 1,677 ten thousand kinds of colors.There are baffle plate 9 and sealing gasket 10 in the structure both sides, and control circuit board 3 is vertically placed.The encapsulating processing is carried out in the front portion, avoids the erosion of water to element., the reliability and stability of raising light fixture.The brown colloid reduces catoptrical mixing as substrate, thereby improves the high-resolution color of display image.
Embodiment 5: full color shutter type display screen 5
By electronic computer system, frame controller, dash receiver, scanning board, bracing frame, LED strip light array, power supply and line are formed.Frame controller, dash receiver, scanning board, power supply are installed in the bracing frame, and the LED strip light is vertically mounted in the groove of bracing frame, signal wire and power lead enter from the lamp body rear portion, jig is fixed at front end, and LED strip light vertical interval is 0, level interval 65mm, robot calculator links to each other with frame controller by signal wire, carries out Long-distance Control.
Display chip STP596, scan mode adopts 1/16, and display frame frequency is 120MHz.
After scanning monitor receives video data, can produce various display control signals.Image-display units has brightness and colourity is even, no mosaic phenomenon, and display effect is good.
It is light source that light emitting diode (LED) is adopted in the display part, selects R (red), G (green), B (indigo plant) three looks respectively for use, and housing 2 adopts aluminium alloy structure, and lamp plate 3 is fixed in the housing by guide groove 6.LED lamp bar length 1000mm, width 42mm, thickness 10mm; Even distribution light emitting diode, red light LED, wavelength 625nm; Green light LED, wavelength 530nm; Blue lamp LED, wavelength 470nm.Press straight line and distribute, every pixel groups becomes 2R1G1B, and GRRB distributes; Pixel interval 180mm; Control chip 5 adopts STP596, can realize 256 grades of grey scale change, just can reduce 1,677 ten thousand kinds of colors.There are baffle plate 9 and sealing gasket 10 in the structure both sides, and control circuit board 3 is vertically placed.The encapsulating processing is carried out in the front portion, avoids the erosion of water to element., the reliability and stability of raising light fixture.The brown colloid reduces catoptrical mixing as substrate, thereby improves the high-resolution color of display image.
Claims (6)
1, a kind of LED full color video shutter type display screen, by electronic computer system (004), frame controller (006), dash receiver (005), scanning board (003), led display unit, bracing frame (007), power supply (008) and line (002) are formed, it is characterized in that led display unit is a LED strip light array (001), LED strip light array adopts equidistant level or homeotropic alignment, when horizontal, LED strip light (011) level interval is 0, vertical interval 20～200mm; When homeotropic alignment, LED strip light (011) vertical interval is 0, level interval 20～200mm; Bracing frame has locating slot on (007), and the LED strip light places locating slot, is placed with electronic computer system (004) in the bracing frame, frame controller (006), dash receiver (005), scanning board (003), power supply (008) and line (002).
2, LED full color video shutter type display screen according to claim 1 is characterized in that described LED strip light length 500～6000mm, width 40～70mm, thickness 10～25mm.
3, LED full color video shutter type display screen according to claim 1 is characterized in that the LED pixel is arranged by straight line in the described LED strip light, and every pixel is made up of 3～20 equally distributed LED lamps, and the spacing of pixel is 40～200mm.
4, the manufacture method of LED full color video shutter type display screen, it is characterized in that the LED strip light is placed in the locating slot with its form fit, signal wire and power lead (1) enter lamp body from LED strip light rear portion, adopt jig (012) fixing, cover locating slot, the LED strip light goes up butt joint at bracing frame (007), and bracing frame (007) carries out encapsulation process.
5, the manufacture method of LED full color video shutter type display screen according to claim 4, it is characterized in that described LED strip light adopts the aluminum alloy materials housing, lamp plate (3) is fixed in the housing (2) by guide groove (6), the front portion is carried out resin-encapsulated and is handled, two sides have baffle plate (10) and sealing gasket (11) respectively, and wiring board can vertically be placed or horizontal positioned.
6, the manufacture method of LED full color video shutter type display screen according to claim 5 is characterized in that described resin is epoxy resin, crystal resin or the unsaturated polyester of black, blueness or brown.
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| CNA2006100948264A CN101097669A (en) | 2006-06-28 | 2006-06-28 | LED full color video shutter type display screen and manufacturing method |
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| CNA2006100948264A CN101097669A (en) | 2006-06-28 | 2006-06-28 | LED full color video shutter type display screen and manufacturing method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101401216B (en) * | 2006-02-02 | 2010-12-15 | 布拉德·弗勒泽 | An illuminated window blind assembly |
| CN104900166A (en) * | 2015-05-05 | 2015-09-09 | 吕东波 | Border-free display cover |
| WO2016101899A1 (en) * | 2014-12-24 | 2016-06-30 | 深圳市晶泓达光电工程技术有限公司 | Led display module and method of fabricating same |
| CN106157817A (en) * | 2016-08-31 | 2016-11-23 | 京东方科技集团股份有限公司 | A kind of venetian blind type display device |
| CN107481631A (en) * | 2017-09-29 | 2017-12-15 | 丁文兰 | A kind of LED clear glass display screens with controller |
| CN107909931A (en) * | 2017-12-29 | 2018-04-13 | 西安智盛锐芯半导体科技有限公司 | Virtual LED display module and 6 times of frequency displaying methods based on three vitta shape LED chips |
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2006
- 2006-06-28 CN CNA2006100948264A patent/CN101097669A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101401216B (en) * | 2006-02-02 | 2010-12-15 | 布拉德·弗勒泽 | An illuminated window blind assembly |
| WO2016101899A1 (en) * | 2014-12-24 | 2016-06-30 | 深圳市晶泓达光电工程技术有限公司 | Led display module and method of fabricating same |
| US10013899B2 (en) | 2014-12-24 | 2018-07-03 | Shenzhen Gem Led Photoelectric Technology. Ltd | LED display module and its produce method |
| CN104900166A (en) * | 2015-05-05 | 2015-09-09 | 吕东波 | Border-free display cover |
| CN106157817A (en) * | 2016-08-31 | 2016-11-23 | 京东方科技集团股份有限公司 | A kind of venetian blind type display device |
| CN107481631A (en) * | 2017-09-29 | 2017-12-15 | 丁文兰 | A kind of LED clear glass display screens with controller |
| CN107481631B (en) * | 2017-09-29 | 2023-08-04 | 丁文兰 | LED transparent glass display screen with controller |
| CN107909931A (en) * | 2017-12-29 | 2018-04-13 | 西安智盛锐芯半导体科技有限公司 | Virtual LED display module and 6 times of frequency displaying methods based on three vitta shape LED chips |
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Open date: 20080102 |