CN102262843A - Dot matrix display conversion device - Google Patents
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- CN102262843A CN102262843A CN2011102420117A CN201110242011A CN102262843A CN 102262843 A CN102262843 A CN 102262843A CN 2011102420117 A CN2011102420117 A CN 2011102420117A CN 201110242011 A CN201110242011 A CN 201110242011A CN 102262843 A CN102262843 A CN 102262843A
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Abstract
The invention relates to a dot matrix display conversion device which comprises a plurality of dot matrix display conversion units; the plurality of dot matrix display conversion units comprises a plurality of dot matrix display unit boards, a plurality of light collecting and leading-in optical fiber boards, a plurality of optical fibers and a plurality of fixed optical fiber modules; point light sources of the dot matrix display unit boards are sequentially connected with collecting units, the optical fibers and the fixed optical fiber modules, wherein the light collecting and leading-in optical fiber boards correspond to the collecting unit, the optical fibers and the fixed optical fiber modules; and the optical fibers are fixedly arranged on an array of the fixed optical fiber module. When shrunken dot matrix light rays can be further modulated to an appropriate size, a mixing degree or be reversed through a light modulation lens combination and then is projected on a reflector controlled by a servo motor; and pixel dot matrix lights with different contents can be projected on different areas according to different angles at different time, thereby realizing the combination of pictures. The technology can be applied for enabling pixels of the traditional dot matrix display screen to be finer, simpler and more convenient to install and more flexible in using occasions; and the dot matrix display conversion device is used for light box advertisements, can be used for realizing the local highlighting dynamic display and enables pictures to be more vivid.
Description
[technical field]
The present invention relates to a kind of dot matrix display technique, relate in particular to a kind of dot matrix and show converting means.
[background technology]
Dot matrix display screen has been widely used in some public arenas and has shown as the giant-screen multidate information, perhaps is used for making service prompts information and merchandise news vertically hung scroll by government bodies, public institution and businessman.
Though dot matrix display screen possesses the characteristics of high brightness, but because of technology and reasons in structure, its pixel is apart from seem excessive when closely watching, dot matrix is coarse, shows not meticulously, and the service condition harshness, moves inconvenience, and the direct installation and maintenance inconvenience of dot matrix display screen, especially LED dot matrix display screen, under outdoor mal-condition, the reliability of display device and circuit and life-span existing problems.
Therefore, there is defective in the existing direct display technique of dot matrix, needs to improve.
[summary of the invention]
In view of this, be necessary to propose a kind of new dot matrix and show converting means, output dot matrix display effect flexibly.
A technical scheme of the present invention is: a kind of dot matrix shows converting means, and it comprises that some dot matrix show converter unit; Described dot matrix shows that converter unit comprises that some lattice display unit plates, some ray-collectings import fibre optic plate, some optical fiber and at least one fixed fiber module; Be linked in sequence described ray-collecting of the pointolite of described lattice display unit plate imports collector unit, described optical fiber, the described fixed fiber module of fibre optic plate correspondence; Described fixed fiber module array fixedly installs each optical fiber.
Be applied to such scheme, described dot matrix shows in the converting means, also comprises at least one catoptron and fixed mount thereof; Described catoptron is movably set in the direction of described fixed fiber module output light by described fixed mount, is used to reflect described output light.
Be applied to such scheme, described dot matrix shows in the converting means, also comprises the servomotor that at least one corresponding catoptron is provided with; Described servomotor is fixedly installed in described fixed mount, is connected with described catoptron, is used for angle control, to control the reflection direction of described catoptron.
Be applied to above-mentioned each scheme, described dot matrix shows in the converting means, also comprises at least one light modulation lens combination; Described light modulation lens combination is fixedly set in the direction of described fixed fiber light that module is exported, and is used to adjust described output light.
Be applied to such scheme, described dot matrix shows in the converting means that described dot matrix shows that converter unit is regularly arranged; The location rule of each described optical fiber corresponding each pixel light source at described fixed fiber module place is arranged; And described fixed fiber module is provided with the jog of some predetermined depths respectively in the position of each described optical fiber output light end correspondence, is used to disperse described output light.
Be applied to such scheme, described dot matrix shows that described collector unit is provided with the optically focused cone-shaped hood in the converting means, is used for only collecting the light of its corresponding pixel light source and imports to corresponding optical fiber; And the sectional area of at least one end of described optical fiber is greater than the sectional area of described optical fiber body; The cross section corresponding with described optical fiber, the cross section of described optically focused cone-shaped hood output terminal is similar, and the area in described optically focused cone-shaped hood output terminal cross section is smaller or equal to the area in the corresponding cross section of described optical fiber.
Be applied to such scheme, described dot matrix shows in the converting means, and the setting of described light modulation lens combination makes the lens adjustment device that each lens relatively moves and makes the fixing lens locking device of each lens.
Be applied to such scheme, described dot matrix shows in the converting means, also comprises mirror mount, wherein is provided for the manual regulating device and the locking device that make described catoptron level or tilt to rotate.
Be applied to such scheme, described dot matrix shows in the converting means, and described servomotor comprises makes described catoptron along first rotary electric machine of first rotation and make second rotary electric machine of described catoptron along second rotation.
Be applied to such scheme, described dot matrix shows in the converting means, also comprise a control system, show that with described servomotor, described dot matrix converter unit is connected respectively, be used for Collaborative Control, make described dot matrix show converter unit shown to meet the angle that pre-conditioned pixel-matrix light and described catoptron preset corresponding; And the setting of described lattice display unit plate makes lattice pixels by functional module and the gauge tap of setting requirement correction, conversion; And described light modulation lens combination also connects some optical fiber image conductive beams.
Such scheme, application by the combination of fiber-optic transmission technology, for example control the application of catoptron in conjunction with optical lens, servo angle, significantly reduced the defective that the direct display technique of existing dot matrix exists, especially the restrictive condition of the direct display application of LED, for example improve fineness and light mixed effect that the LED dot matrix shows, and opened up a lot of new application scenarios flexibly; For example be applied to lamp box advertisement occasion, can realize local highlighted dynamic demonstration, make picture more lively.Therefore, economic benefit height of the present invention has fabulous market application foreground.
[description of drawings]
Fig. 1 is the synoptic diagram of one embodiment of the present of invention;
Fig. 2 is the part enlarged diagram of Fig. 1.
[embodiment]
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.
One embodiment of the present of invention are, a kind of dot matrix shows converting means, and it comprises that some dot matrix show converter units; Described dot matrix shows that converter unit comprises that some lattice display unit plates, some ray-collectings import fibre optic plate, some optical fiber and at least one fixed fiber module; For example, one or more fixed fiber module; It is ray-collecting and importing fibre optic plate that ray-collecting imports fibre optic plate; Be linked in sequence described ray-collecting of the pointolite of described lattice display unit plate imports collector unit, described optical fiber, the described fixed fiber module of fibre optic plate correspondence; Described fixed fiber module array fixedly installs each optical fiber.The concrete parameter of emission type lattice pixels size, dot matrix quantity, assembled package device shape and the quantity etc. of lattice display unit plate does not limit, according to actual market needs and cost performance configuration.Another example is that the ray-collecting that the lattice display unit plate is corresponding with it imports fibre optic plate and is wholely set.The lattice display unit plate can regularly arranged or irregular alignment, for example piles up to be provided with or to disperse to be provided with, and piles up that be provided with can conserve space, and the lattice display unit plate is distributed to different positions, then can efficiently radiates heat; Another example is that described dot matrix shows that converter unit comprises the lattice display unit plate that several rules is arranged.
Be applied to the foregoing description, described dot matrix shows in the converting means, also comprises at least one catoptron and fixed mount thereof; Described catoptron is movably set in the direction of described fixed fiber module output light by described fixed mount, is used to reflect described output light.
Be applied to the foregoing description, described dot matrix shows in the converting means, also comprises the servomotor that at least one corresponding catoptron is provided with; Described servomotor is fixedly installed in described fixed mount, be connected with described catoptron, for example be rotationally connected or translation flexible connection etc., be used for the angle or the position of described catoptron are controlled, to control the reflection direction of described catoptron with described catoptron.That is to say that the catoptron of described servomotor and control thereof can be considered a combination partly, wherein can be provided with position adjusting mechanism and locking device, make its integral body in certain zone, be moved or to lock; For example, described dot matrix shows in the converting means, described servomotor control catoptron can not be provided with servomotor or catoptron, also can be provided with 1 catoptron and servomotor or 1 catoptron at least, for example, can increase described servomotor control catoptron is set, described servomotor control catoptron partly is provided with position adjusting mechanism and locking device, makes its integral body be moved or to lock in certain zone.
An example is that dot matrix shows that converting means also comprises mirror mount, wherein is provided for the manual regulating device and the locking device that make described catoptron level or tilt to rotate.For example, be provided for making the first fixing catoptron locking device of described catoptron in the mirror mount; And described servomotor setting makes the first catoptron regulating device of described catoptron along first rotation.For example, the first catoptron regulating device that described servomotor setting makes described catoptron rotate along first axle horizontal, perhaps, described servomotor setting makes described catoptron along first first catoptron regulating device that tilts to rotate.For example, first can be the arbitrary straight line on the catoptron, or with arbitrary straight line of catoptron place Plane intersects; For example, first is and the perpendicular arbitrary straight line in plane, catoptron place.Preferably, first is to be to pass the physical centre of catoptron and be positioned at arbitrary straight line on the catoptron with the perpendicular straight line of the physical centre of catoptron or first; Perhaps, preferred, first is arbitrary straight line of dividing catoptron equally.Preferably, described servomotor comprises and makes described catoptron along first rotary electric machine of first rotation and make second rotary electric machine of described catoptron along second rotation.
For example, preferred, the first catoptron regulating device that described servomotor setting horizontally rotates described catoptron.
Preferably, described servomotor also is provided with and makes the second catoptron regulating device of described catoptron along second rotation.For example, the second catoptron regulating device that described servomotor setting makes described catoptron rotate along second axle horizontal, perhaps, described servomotor setting makes described catoptron along second second catoptron regulating device that tilts to rotate.For example, second can be the arbitrary straight line on the catoptron, or with arbitrary straight line of catoptron place Plane intersects; For example, second is and the perpendicular arbitrary straight line in plane, catoptron place.Preferably, second is to be to pass the physical centre of catoptron and be positioned at arbitrary straight line on the catoptron with the perpendicular straight line of the physical centre of catoptron or second; Perhaps, preferred, second is arbitrary straight line of dividing catoptron equally.Preferably, first and second is positioned at distinct plane, and perhaps, first perpendicular with second; Perhaps preferred, first perpendicular and non-intersect with second.
For example, the catoptron of controlling catoptron or not adopting servomotor to control by described servomotor; Catoptron partly also can be provided with manual adjustment means and the locking device that makes reflecting surface tilt or rotate in its installation position.
Preferably, described dot matrix shows in the converting means that described fixed fiber module is provided with the jog of some predetermined depths respectively in the position of each described optical fiber output light end correspondence, is used to disperse described output light; And, described dot matrix shows that converting means also comprises a control system, be connected with described servomotor, be used for Collaborative Control, make described dot matrix show converter unit shown to meet the default angle of pre-conditioned pixel-matrix light and described catoptron corresponding, can also be connected with described dot matrix demonstration converter unit.Preferably, described lattice display unit plate also is provided with and makes lattice pixels by functional module and the gauge tap of setting requirement correction, conversion.For example, the servomotor of described servomotor control catoptron and described dot matrix show the Collaborative Control of converter unit acceptance from computer, make specific pixel-matrix light corresponding with the special angle of catoptron.For example, partly dot matrix shows that converter unit can receive the steering order information that comes from computer and lattice pixels is revised by setting or be changed.Preferably, lattice display unit plate correspondence is provided with software mapping function button or switch manually is set.
Be applied to the various embodiments described above, described dot matrix shows in the converting means, also comprises at least one light modulation lens combination, i.e. light modulation combination of lenses; Described light modulation lens combination is fixedly set in the direction of described fixed fiber module output light, is used to adjust described output light.That is to say, described dot matrix shows in the converting means that described light modulation combination of lenses can not be provided with lens, also can be provided with 1 lens at least, an example is, wherein partly lens are provided with and make lens vertically or governor motion that moves radially and locking device.For example, dot matrix shows that converter unit comprises lattice display unit plate, the ray-collecting that is linked in sequence and puts and imports fibre optic plate, optical fiber, fixed fiber module, light modulation combination of lenses, servomotor control catoptron; For example, described lattice display unit plate is a LED lattice display unit plate, and wherein LED dot matrix light imports to described optical fiber through described ray-collecting and importing fibre optic plate, outputs to described fixed fiber module after described Optical Fiber Transmission.An example is that the pixel-matrix light that dwindles that penetrates from described fixed fiber module also can further amplify, dwindle even stand upside down by described light modulation combination of lenses.For example, modulate the pixel-matrix light of combination of lenses ejaculation as if reflecting by different time, different angles through described servomotor control catoptron from described fixed fiber module or described light, the pixel-matrix light that the characteristics formation that can utilize human visual to persist is made up is used to show bigger picture.Preferably, also increase behind the lens module and use optical fiber image conductive beam, make things convenient for short distance projection or installation.For example, in above-mentioned relevant each example, described light modulation lens combination also connects some optical fiber image conductive beams.
For example, in above-mentioned relevant each example, the setting of described light modulation lens combination makes the lens adjustment device that each lens relatively moves and makes the fixing lens locking device of each lens.That is to say that described LED dot matrix shows converting means, can increase described light modulation combination of lenses is set that part lens setting wherein makes lens vertically or governor motion that moves radially and locking device.
For example, in above-mentioned relevant each example, described dot matrix shows that converter unit comprises lattice display unit plate, the ray-collecting that is linked in sequence and puts and imports fibre optic plate, optical fiber, fixed fiber module, light modulation combination of lenses, servomotor control catoptron.
Need to prove, in above-mentioned relevant each example, because of the direct reflection reason, image is taken place reversed left to right by the mirror image effect, so optical fiber arrangements is not necessarily carried out positional alignment according to pel array, but can adjust, thereby be able to flexible Application according to actual conditions.
Be applied to above-mentioned each embodiment, described dot matrix shows that the pointolite of described lattice display unit plate is a laser in the converting means, and described lattice display unit plate is a laser dot-matrix display unit plate; Perhaps, the pointolite of described lattice display unit plate is LED, and described lattice display unit plate is a LED lattice display unit plate.Perhaps, the pointolite of described lattice display unit plate is the known application of other light source in the present invention conceives scope, should be considered as the present invention's scope required for protection.For example, above-mentioned relevant each routine described LED dot matrix shows converting means, some monochromes, double-colored or color LED pointolite are a LED matrix display spare by array package, some LED matrix display spares constitute LED lattice display unit plate with PCB, control interface, driving power etc., and described ray-collecting of coupled each and importing fibre optic plate, optical fiber, fixed fiber module, light modulation combination of lenses, servomotor control catoptron correspondence are set to a dot matrix and show converter unit.
Be applied to above-mentioned each embodiment, described dot matrix shows in the converting means that described dot matrix shows that converter unit is regularly arranged; The location rule of each described optical fiber corresponding each pixel light source at described fixed fiber module place is arranged.For example, described LED dot matrix shows that the described dot matrix of converting means shows that converter unit by final combination display requirement, carries out regular array and arranges; Described dot matrix shows that the described fixed fiber module position of described optical fiber after transmission of converter unit is by the pixel-matrix position array arrangement of forming picture; Like this, show the shown picture of converter unit array at dot matrix at first, be final display frame.
Be applied to above-mentioned each embodiment, described dot matrix shows in the converting means, described collector unit is provided with the optically focused cone-shaped hood, and promptly high reflex horn cover or surperficial high-light transparent body are used for only collecting the light of its corresponding pixel light source and import to corresponding optical fiber.And the sectional area of at least one end of described optical fiber is greater than the sectional area of described optical fiber body; The cross section corresponding with described optical fiber, the cross section of described optically focused cone-shaped hood output terminal is similar, and the area in described optically focused cone-shaped hood output terminal cross section is smaller or equal to the area in the corresponding cross section of described optical fiber.For example, described optical fiber has square sectional in the end at described fixed fiber module place.And for example, according to actual process and request for utilization needs, optical fiber partly is the reducing optical fiber of one or both ends than the mid diameter increase, has perhaps faded to the optical fiber with square sectional in described fixed fiber module position.
Preferably, an example is, the cross section of described optically focused cone-shaped hood output terminal is similar to the cross section of described optical fiber, and the area in described optically focused cone-shaped hood output terminal cross section is less than the area in described optical fiber cross section.Another example is, the cross section of described optically focused cone-shaped hood output terminal is similar to the cross section of described optical fiber, and the area in described optically focused cone-shaped hood output terminal cross section equals the area in described optical fiber cross section.For example, described optically focused cone-shaped hood is high reflex horn cover or surperficial high-light transparent body, and surperficial high-light transparent body adopts heat-shrink tube and corresponding described optical fiber close-coupled.
The single pixel light source of described ray-collecting and the corresponding described lattice display unit plate of importing fibre optic plate is provided with high reflex horn cover, be used to collect the light of this pixel, and as far as possible all import to corresponding optical fiber, isolate with other pixel light of dot matrix simultaneously.That is to say that described high reflex horn cover is sent to output terminal within it as much as possible from the light that its input end enters after portion repeatedly reflects, preferred, the cross section that the cross section of its output terminal and described optical fiber are corresponding is identical or slightly little.Need to prove, pile up under the situation that the description in relevant " cross section " all refers to screen orientation in the optical fiber brick layed.
Specifically, one embodiment of the present of invention are, a kind of LED dot matrix shows converting means, and it comprises that some dot matrix show converter units; Dot matrix shows that converter unit comprises lattice display unit plate, the ray-collecting that is linked in sequence and puts and imports fibre optic plate, optical fiber, fixed fiber module, light modulation combination of lenses, servomotor control catoptron; The LED dot matrix light of lattice display unit plate imports to optical fiber through ray-collecting and importing fibre optic plate, outputs to the fixed fiber module after Optical Fiber Transmission; For example the pixel-matrix light that dwindles that penetrates from the fixed fiber module also can further amplify, dwindle even stand upside down by light modulation combination of lenses; For example modulate the pixel-matrix light of combination of lenses ejaculation as if reflecting by different time, different angles through servomotor control catoptron from fixed fiber module or light, the pixel-matrix light that the characteristics formation that can utilize human visual to persist is made up is used to show bigger picture.For example dot matrix demonstration converter unit is arranged by regular array by final combination display requirement and can be spliced and combined bigger display frame; And for example, dot matrix shows that the fixed fiber module position of optical fiber after transmission of converter unit can form the lattice pixels of dwindling by the pixel-matrix position array arrangement of forming picture.Wherein, the LED dot matrix shows that some monochromes of converting means, double-colored or color LED pointolite are a LED matrix display spare by array package, some LED matrix display spares constitute LED lattice display unit plate with PCB, control interface, driving power etc., and described ray-collecting of coupled each and importing fibre optic plate, optical fiber, fixed fiber module, light modulation combination of lenses, servomotor control catoptron correspondence are set to a dot matrix and show converter unit.For example the lattice display unit plate is provided with an installation position, and ray-collecting and importing fibre optic plate correspondence are provided with an installation portion, and both are adaptive to interfix; Ray-collecting and the single pixel light source that imports the corresponding lattice display unit plate of fibre optic plate is provided with high reflex horn cover or surperficial high-light transparent body is collected the light of this pixel and as far as possible all imported to corresponding optical fiber is isolated with other pixel light of dot matrix simultaneously; The light that enters from high reflex horn cover or surperficial high-light transparent body input end is sent to output terminal within it as much as possible after portion repeatedly reflects, the cross section that the cross section of its output terminal and corresponding optical fiber are corresponding is identical or slightly little.
Another example is, the LED dot matrix shows the fixed fiber module of converting means in the position corresponding with fiber-optic output, and the male and fomale(M﹠F) that can be provided with certain depth is used for divergent rays and increases the angle of visibility scope of pixel light.And for example, the LED dot matrix shows that the part lens setting of the light modulation combination of lenses of converting means makes lens vertically or governor motion that moves radially and locking device.For example servomotor control catoptron partly is provided with position adjusting mechanism and locking device, makes its integral body be moved or to lock in certain zone; And for example, the LED dot matrix shows the servomotor control catoptron of converting means, or without the catoptron of servomotor, can be provided with manual adjustment means and the locking device that makes its inclination or rotation in its installation position; The servomotor of servomotor control catoptron and dot matrix show the Collaborative Control of converter unit acceptance from computer, make specific pixel-matrix light corresponding with the special angle of catoptron.And for example, the LED dot matrix shows that the dot matrix of converting means shows that converter unit can receive the steering order information that comes from computer and lattice pixels is revised by setting or be changed.Perhaps, the LED dot matrix shows converting means, and according to actual process and request for utilization needs, its optical fiber is the reducing optical fiber of one or both ends than the mid diameter increase, has perhaps faded to the optical fiber with square sectional in fixed fiber module position.
Like this, the user can show the function of mapping function or combination by each described various dot matrix, obtain various display effects, like this, the final products display effect flexible and controllable of making, installation, use and easy to maintenance, can develop the more applications occasion, especially especially be suitable for lamp box advertisement occasion, realize local highlighted dynamic demonstration, make picture more lively.Adopt the luminous demonstration of computer control mode control LED array light source, be incorporated into Optical Fiber Transmission, thereby output point is apart from littler pixel-matrix; Of particular note press the pixel-matrix of unit output, be not limited to shape, effect and the area at fixed fiber module place, the mixing of further modulation realization light that can also the scioptics combination, amplify, dwindle or stand upside down; Even utilize servomotor control catoptron technology of the present invention, and the unit pixel dot matrix of timesharing is pressed the projection of angle subregion, the characteristics of utilizing human visual to persist realize that the low cost splicing of picture enlarges.
So, compare the direct display screen of LED dot matrix, the various embodiments described above can realize the device of conversion LED array of display, for example outstanding optical fiber technology, display dot is apart from meticulousr LED dot matrix optical fiber display device, and for example increases outstanding combination of lenses, the adjustable display device of dot matrix area, the technology of perhaps outstanding servomotor control catoptron, LED lattice scanning display device or the like.
Another concrete example is, as shown in Figure 1, a led light source A1 on the LED lattice display unit plate 1, i.e. LED lattice pixels A1, its light is at ray-collecting and import the corresponding funnel shaped internal reflection of fibre optic plate 2; The material of ray-collecting and importing fibre optic plate 2 can be that full impregnated is bright, but this moment, the funnel shaped inwall must have higher smooth finish, and its shape face meets the total reflection principle of light; Perhaps ray-collecting and the material that imports fibre optic plate 2 are opaque, but its surface-coated the coating of high reflection, as making the silver of mirror; Because of the funnel-form end face is littler than the diameter in the hole of fixed fiber, insertion depth that both can limit fibre can guarantee that again the light of pixel A 1 is imported to optical fiber 3 as much as possible, at fixed fiber module 4 places, forms and A1 respective pixel A1 '; The light of A1 ' forms A1 after entering light modulation combination of lenses 5 "; A1 " after 6 reflections of servomotor control catoptron, form A1 " '.In the last example, behind the LED lattice pixels A1 conversion A1 ', can directly export, perhaps be converted into A1 " output again, even be converted into A1 again " ' output again, can also directly skip A1 from A1 ' " be converted into A1 " ' back output.No matter all be suitable for for real pixel LED dot matrix display screen or virtual pixel LED dot matrix display screen.With reference to diagram, it is refraction that light is come in and gone out from the right angle face of prism, because of the relation of incident angle, is total reflection in the bottom surface.As depicted in figs. 1 and 2, this product comprises six major parts: LED dot matrix display screen cell board 1, ray-collecting plate and optical fiber fixed head 2, optical fiber 3, the optical fiber that contains driving power, PCB, control interface and LED dot matrix package module etc. is transparent panel 4, light modulation combination of lenses 5, servomotor control reflecting plate 6 fixedly.For example, but ray-collecting plate and 2 splits of optical fiber fixed head or adopt the solid transparent body to be connected with optical fiber with heat-shrink tube; And for example, optical fiber 3 is for comprising the reducing optical fiber that the both ends or one end diameter increases than other parts; And for example, optical fiber fixedly transparent panel 4 form by the directly folded system of compact arranged dot matrix optical fiber; And for example, a mutual alignment adjustable x1 convex lens and x2 concave mirror form light modulation combination of lenses 5, carry out dot matrix and amplify, dwindle or stand upside down, and wherein, x1 is a natural number, and x2 is a natural number, and both can be identical or different; And for example, servomotor control reflecting plate 6 can take not have the manual adjustments mode of motor, and catoptron also comprises face mirror etc. except that prism.
Its course of work and principle are as follows: A, LED dot matrix display screen cell board 1 externally computer control down, the different colours that sends at the dot matrix diverse location and the light of intensity; B, through ray-collecting and import fibre optic plate 2 and respectively light is collected reflection respectively and be sent to light fixedly in the optical fiber 3 at plate hole place; The optical fiber that C, dot matrix display light source are sent to output terminal through optical fiber 3 is transparent panel 4 fixedly; The optical fiber fixedly bottom surface, fixed fiber hole of transparent panel 4 is designed to the degree of depth and the special concave surface that need by the optical design requirement, is convenient to the diffusion of light appropriateness and increases visible angle; The light of D, reduced dot matrix show image is through light modulation combination of lenses 5, and for example convex lens combination further is modulated to suitable size and sharpness; E, project on the catoptron of the synchronous angle of servomotor control; The zones of different that the demonstration dot matrix light of F, different content projects to the distal displayed screen by different angles can be implemented in the indication range of expansion and realize animation display.As shown in Figure 2, for guaranteeing the ray-collecting effect, conical surface top needs to be contained by fiber end face.Because of between optical fiber dot matrix end face the slit being arranged still, tolerable residual process or the concave surface that designs and produces especially come divergent rays herein, and according to the degree of depth in actual effect control fixed fiber hole.
Be applied to above-mentioned each example, one of them example is that described optically focused cone-shaped hood such as surperficial high-light transparent body are corresponding fixing with the specific pixel light-emitting zone of lattice display unit plate by ray-collecting and importing fibre optic plate, after light enters this transparent body input end face, meet the total reflection design profile internal reflection of light at it, and finally direct in the fiber end face corresponding with the tight normal direction of this transparent body end face, and cylinder that the optical fiber of this moment can be by heat-shrink tube and surperficial high-light transparent body light output end or cone partly tighten and connect.
Be applied to above-mentioned each example, another example is, described LED dot matrix shows in the converting means, preferred one described fixed fiber module displays area size, and set suitable pixel distance, place some preferred lattice display unit plates by horizontal, vertical, stacked, array in its back-end, each lattice display unit plate is fitted by installation position ray-collecting and the importing fibre optic plate suitable with it, and light is connected with ray-collecting and importing fibre optic plate by final array display requirement; Preferably, the ray-collecting of each lattice display unit plate and its applying and import the one or more installation positions of fibre optic plate can combined support with fixing adjacent lattice display unit plate with ray-collecting and import fibre optic plate and make up; If it is maximum area that this device makes the area of final corresponding fixed fiber module displays region direction, so, then the mode that can similarly build a wall shows that with a plurality of dot matrix converter unit is combined into large-area meticulous display screen like a cork; Be applied to this example,, may must use described reducing optical fiber for the reduction means volume.
Be applied to above-mentioned each example, preferred, described LED dot matrix shows in the converting means, uses screen size uncertain or unfixing because of reality, need utilize the final demonstration dot matrix size of the interim modulation of light modulation combination of lenses, forms the display device of variable dot matrix size.And for example, a plurality of such display device are pressed regularly placing, can adjust and splice bigger viewing area.Perhaps, its focusing is projected to the regional area of lamp box advertisement, realize that the local of advertisement picture dynamically shows, strengthens the display effect of advertisement.
Be applied to above-mentioned each example, preferred, because of the actual needs of LED dot matrix demonstration converting means installation site and viewing area, can use the manual regulating device of preferred setting to regulate position and the angle that servomotor is controlled catoptron; Described servomotor control catoptron can save whole dependence of servomotor and manually regulate when temporary needs; Also can allow servomotor under the control of computer, show that with dot matrix the converter unit displaying contents is collaborative, correspondence is rotated catoptron, thereby is implemented in the regional inner projection of expansion, and the characteristics of utilizing human eye vision to persist form wider dynamic display frame.
Be applied to above-mentioned each example, preferred, control catoptron actual because of light modulation combination of lenses or servomotor and be by non-linear each pixel of change pixel-matrix, need additionally carry out necessary correction; Also may be because actual needs has some specific pixel deformation requirements, for example, filter requirements such as color filtering can be provided with dot matrix this moment and show that converter unit possesses the function that receives and handle these steering orders.
Be applied to above-mentioned each example, preferably, described LED dot matrix shows in the converting means, the fixed fiber module is the transparent panel structure, tolerable residual process or the concave surface that designs and produces especially come divergent rays at the bottom of the hole of its fixed fiber, remedying the gap of optical fiber dot matrix between arranging, and can set the degree of depth of concave surface according to actual effect; In addition, this example is not got rid of the surface design that this transparent panel is set in addition and is made into visible angle that specific male and fomale(M﹠F) increases output light and improves the colour mixture effect.And for example, the structure of fixed fiber module may and not obvious, it may closely be arranged by array and fixing by optical fiber, preferred, its cross section can be by the seamless quadrate; Perhaps one or both ends, the line of its optical fiber footpath increase.
For example, compare the LED dot matrix display screen, innovative point of the present invention is with optical fiber LED dot matrix array of display to be dwindled conversion, and the point of breaking through the LED dot matrix display screen is apart from technical bottleneck and the severe environmental conditions of change LED dot matrix in outdoor direct demonstration; Further, the present invention uses light modulation combination of lenses, realizes the viewing area size variation of LED dot matrix display screen very neatly; Especially, the present invention excavates dot matrix entire scan technology with innovating, has expanded the use occasion of LED dot matrix display screen and has become several times ground to reduce relative cost; And for above-mentioned each example, the LED power of input end can change according to actual needs.Therefore, economic benefit height of the present invention has fabulous market application foreground.
In above-mentioned each relevant example, it can be a composition element that ray-collecting imports fibre optic plate, also can be ray-collecting plate and optical fiber fixed head split production, the dot matrix cell orifice of ray-collecting plate can be designed to different concrete shapes such as non-linear cone, multiple edge body etc., multiple edge body contains the combination of trihedral, tetragonal body etc., and the dot matrix cell orifice can also be that the solid transparent body adds transparent body fixed head composition, is best bright finish transparent panel or the surface-coated specular light line reflection layer of emptying as example perhaps; Optical fiber can use reducing optical fiber, be the two ends of optical fiber or only an end diameter increase than other parts so that butt joint is collected light and saved the structure space, also can directly bind respectively with heat-shrink tube simply this moment and be connected with the solid transparent body of dot matrix ray-collecting end, then do not have ray-collecting this moment and import the optical fiber fixed head part of fibre optic plate but transparent body fixed head promptly adopts the solid transparent body to carry out the dot matrix ray-collecting; The fixed fiber module can be by optical fiber directly by array closed assembly and replacing side by side; The main effect of light modulation lens combination is to realize showing dot matrix size step-less adjustment, therefore may be to amplify or dwindle, even can realize amplifying or dwindling adjusting simultaneously; Catoptron is not limited to the transparent prism with example, also may be the level crossing body that possesses the total reflection function; If save light modulation lens combination and catoptron, then fore-end can be whole as module, splices and combines into the meticulous dot matrix display device of different area and shape; When not needing expansion or changing the viewing area, servomotor can save, and directly is designed to the screw secured adjusted or begins directly projection demonstration from fixed fiber module or light modulation lens combination; If design, control and making are enough meticulous, can add the servomotor of a direction, realize the Variable Area throw light of both direction in length and breadth; Because if used light modulation lens combination or servomotor, then preferably revised the dot matrix displaying contents in advance and meet the requirements so that correct the final image that casts out by software.
Various embodiments of the present invention, implementation method and structure by optical fiber conversion dot matrix display pixel are provided, and the use angle servo reflector realizes the method and the structure of lattice pixels projection, can realize the application of meticulous high brightness display application of large tracts of land and lattice scanning, can be widely used in during local animation display such as lamp box advertisement uses, as be used for LED dot matrix screen, then significantly improved the pixel quality of present LED dot matrix screen, make demonstration meticulousr, it is more even to add the mixing of secondary optics design colours, and visual range and angle are more wide; And install and use conveniently, LED dot matrix display screen components and parts working environment is easier to design alternative; In the direct or projection demonstration of the local use of existing lamp box painting advertisement various embodiments of the present invention corresponding intrument, can realize local animation effect, make picture more lively.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention; And, each technical characterictic of listing above, it makes up each embodiment that can form mutually, should be regarded as belonging to the scope of instructions record of the present invention.For the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a dot matrix shows converting means, it is characterized in that, comprises that some dot matrix show converter unit;
Described dot matrix shows that converter unit comprises that some lattice display unit plates, some ray-collectings import fibre optic plate, some optical fiber and at least one fixed fiber module;
Be linked in sequence described ray-collecting of the pointolite of described lattice display unit plate imports collector unit, described optical fiber, the described fixed fiber module of fibre optic plate correspondence;
Described fixed fiber module array fixedly installs each optical fiber.
2. dot matrix according to claim 1 shows converting means, it is characterized in that, also comprises at least one catoptron and fixed mount thereof; Described catoptron is movably set in the direction of described fixed fiber light that module is exported by described fixed mount, is used to reflect described output light.
3. dot matrix according to claim 2 shows converting means, it is characterized in that, also comprises the servomotor that at least one corresponding catoptron is provided with;
Described servomotor is fixedly installed in described fixed mount, is connected with described catoptron, is used for angle control, to control the reflection direction of described catoptron.
4. show converting means according to the arbitrary described dot matrix of claim 1 to 3, it is characterized in that, also comprise at least one light modulation lens combination;
Described light modulation lens combination is fixedly set in the direction of described fixed fiber module output light, is used to adjust described output light.
5. dot matrix according to claim 4 shows converting means, it is characterized in that, described dot matrix shows that converter unit is regularly arranged;
The location rule of each described optical fiber corresponding each pixel light source at described fixed fiber module place is arranged;
And described fixed fiber module is provided with the jog of some predetermined depths respectively in the position of each described optical fiber output light end correspondence, is used to disperse described output light.
6. dot matrix according to claim 5 shows converting means, it is characterized in that described collector unit is provided with the optically focused cone-shaped hood, is used for only collecting the light of its corresponding pixel light source and imports to corresponding optical fiber;
And the sectional area of at least one end of described optical fiber is greater than the sectional area of described optical fiber body;
The cross section corresponding with described optical fiber, the cross section of described optically focused cone-shaped hood output terminal is similar, and the area in described optically focused cone-shaped hood output terminal cross section is smaller or equal to the area in the corresponding cross section of described optical fiber.
7. dot matrix according to claim 6 shows converting means, it is characterized in that, the setting of described light modulation lens combination makes the lens adjustment device that each lens relatively moves and makes the fixing lens locking device of each lens.
8. dot matrix according to claim 7 shows converting means, it is characterized in that, also comprises mirror mount, wherein is provided for the manual regulating device and the locking device that make described catoptron level or tilt to rotate.
9. dot matrix according to claim 8 shows converting means, it is characterized in that, described servomotor comprises makes described catoptron along first rotary electric machine of first rotation and make second rotary electric machine of described catoptron along second rotation.
10. dot matrix according to claim 9 shows converting means, it is characterized in that, also comprise a control system, be connected with described servomotor, be used for Collaborative Control, make described dot matrix show converter unit shown to meet the angle that pre-conditioned pixel-matrix light and described catoptron preset corresponding;
And the setting of described lattice display unit plate makes lattice pixels by functional module and the gauge tap of setting requirement correction, conversion;
And described light modulation lens combination also connects some optical fiber image conductive beams.
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| CN102262843B (en) | 2014-02-19 |
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