CN102262843B - A dot matrix display conversion device - Google Patents
A dot matrix display conversion device Download PDFInfo
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- CN102262843B CN102262843B CN201110242011.7A CN201110242011A CN102262843B CN 102262843 B CN102262843 B CN 102262843B CN 201110242011 A CN201110242011 A CN 201110242011A CN 102262843 B CN102262843 B CN 102262843B
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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 optical fiber array comprises a plurality of dot matrix display unit plates, a plurality of light collecting and guiding optical fiber plates, a plurality of optical fibers and a plurality of fixed optical fiber modules; the point light source of the dot matrix display unit board is sequentially connected with the collection unit, the optical fiber and the fixed optical fiber module corresponding to the light collection and guide optical fiber board; the fixed optical fiber module array is fixedly provided with each optical fiber. When the reduced dot matrix light can be further modulated to proper size, mixing degree or reversed through the light modulation lens combination, and then projected to a reflector controlled by a servo motor, pixel dot matrix light with different contents can be projected to different areas according to different angles at different time, and therefore combination of pictures is achieved. The technology can ensure that the pixels of the existing dot matrix display screen are finer, the installation is simpler and more convenient, and the use occasions are more flexible; the LED lamp box is used for lamp box advertisement, local highlight dynamic display can be realized, and the picture is 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 display conversion device.
[background technology]
Dot matrix display screen has been widely used in some public arenas and has shown as giant-screen multidate information, or is used for making service prompts information and merchandise news vertically hung scroll by government bodies, public institution and businessman.
Although dot matrix display screen possesses the feature of high brightness, but because of technique and reasons in structure, its pixel is apart from seem excessive when closely watching, dot matrix is coarse, show not meticulous, and service condition harsh, move inconvenience, and the direct installation and maintenance of dot matrix display screen are inconvenient, 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 defect in the direct display technique of existing dot matrix, needs to improve.
[summary of the invention]
In view of this, be necessary to propose a kind of new dot matrix display conversion device, flexibly output dot matrix display effect.
A technical scheme of the present invention is: a kind of dot matrix display conversion device, 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 corresponding collector unit, described optical fiber, the described fixed fiber module of fibre optic plate; Described fixed fiber module array is fixedly installed each optical fiber.
Be applied to such scheme, in described dot matrix display conversion device, also comprise at least one catoptron and fixed mount thereof; Described catoptron, by described fixed mount, is movably set in the direction of described fixed fiber module output light, for reflecting described output light.
Be applied to such scheme, in described dot matrix display conversion device, also comprise the servomotor that at least one corresponding catoptron arranges; Described servomotor is fixedly installed in described fixed mount, is connected with described catoptron, controls, to control the reflection direction of described catoptron for angle.
Be applied to above-mentioned each scheme, in described dot matrix display conversion device, also comprise at least one light modulation lens combination; Described light modulation lens combination is fixedly installed on the direction of described fixed fiber light that module is exported, for adjusting described output light.
Be applied to such scheme, in described dot matrix display conversion device, described dot matrix shows that converter unit is regularly arranged; Described in each, the location rule of optical fiber corresponding each pixel light source at described fixed fiber module place is arranged; And described fixed fiber module is optical fiber output position corresponding to light end described in each, the jog of some predetermined depths is set respectively, for dispersing described output light.
Be applied to such scheme, in described dot matrix display conversion device, described collector unit arranges optically focused cone-shaped hood, for only collecting the light of its corresponding pixel light source and importing 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 less than or equal to the area in the corresponding cross section of described optical fiber.
Be applied to such scheme, in described dot matrix display conversion device, the setting of described light modulation lens combination makes the lens adjusting device that each lens relatively move and makes the fixing lens locking device of each lens.
Be applied to such scheme, in described dot matrix display conversion device, also comprise mirror mount, be wherein provided for the manual regulating device and the locking device that make described catoptron level or tilt to rotate.
Be applied to such scheme, in described dot matrix display conversion device, described servomotor comprises makes described catoptron along the first rotary electric machine of the first axle rotation and the second rotary electric machine that described catoptron is rotated along the second axle.
Be applied to such scheme, in described dot matrix display conversion device, also comprise a control system, show that with described servomotor, described dot matrix converter unit is connected respectively, for Collaborative Control, make described dot matrix show converter unit shown to meet the pre-conditioned pixel-matrix light angle default with described catoptron 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, by the application of combination of fiber-optic transmission technology, for example in conjunction with optical lens, servo angle, control the application of catoptron, significantly reduced the defect 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 LED dot matrix shows, and opened up flexibly a lot of new application scenarios; For example be applied to lamp box advertisement occasion, can realize local highlighted dynamic demonstration, make picture more lively.Therefore, economic benefit of the present invention is high, has fabulous market application foreground.
[accompanying drawing explanation]
Fig. 1 is the schematic 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 display conversion device, 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 corresponding collector unit, described optical fiber, the described fixed fiber module of fibre optic plate; Described fixed fiber module array is fixedly installed each optical fiber.The design parameters such as emission type lattice pixels size, dot matrix quantity, assembled package device shape and the quantity of lattice display unit plate do not limit, and according to actual market, need and cost performance configuration.Another example is that the ray-collecting that lattice display unit plate is corresponding with it imports fibre optic plate and is wholely set.Lattice display unit plate can regularly arranged or irregular alignment, for example stacking setting or scattering device, and stacking setting can conserve space, and lattice display unit plate is distributed to different positions, can efficiently radiates heat; Another example is that described dot matrix shows that converter unit comprises some regularly arranged lattice display unit plates.
Be applied to above-described embodiment, in described dot matrix display conversion device, also comprise at least one catoptron and fixed mount thereof; Described catoptron, by described fixed mount, is movably set in the direction of described fixed fiber module output light, for reflecting described output light.
Be applied to above-described embodiment, in described dot matrix display conversion device, also comprise the servomotor that at least one corresponding catoptron arranges; Described servomotor is fixedly installed in described fixed mount, be connected with described catoptron, such as being rotationally connected with described catoptron or translation is flexibly connected etc., for the angle of described catoptron or position are controlled, to control the reflection direction of described catoptron.That is to say, the catoptron of described servomotor and control thereof can be considered a combination part, wherein can be provided with position adjusting mechanism and locking device, makes its integral body in certain area, be moved or to lock; For example, in described dot matrix display conversion device, described servomotor is controlled catoptron can not arrange servomotor or catoptron, also can at least be provided with 1 catoptron and servomotor or 1 catoptron, for example, can increase described servomotor control catoptron is set, described servomotor is controlled catoptron and is partly provided with position adjusting mechanism and locking device, makes its integral body in certain area, be moved or to lock.
An example is that dot matrix display conversion device also comprises mirror mount, is wherein provided for the manual regulating device and the locking device that make described catoptron level or tilt to rotate.For example, in mirror mount, be provided for making the first fixing catoptron locking device of described catoptron; And, the first regulating device of reflecting mirror that described servomotor setting makes described catoptron rotate along the first axle.For example, the first regulating device of reflecting mirror that described servomotor setting makes described catoptron horizontally rotate along the first axle, or, the first regulating device of reflecting mirror that described servomotor setting makes described catoptron tilt to rotate along the first axle.For example, the first axle can be the arbitrary straight line on catoptron, or with arbitrary straight line of catoptron place Plane intersects; For example, the first axle is the arbitrary straight line perpendicular with catoptron place plane.Preferably, the first axle is that a straight line perpendicular with the physical centre of catoptron or the first axle are through the physical centre of catoptron and are positioned at the arbitrary straight line on catoptron; Or preferred, the first axle is arbitrary straight line of dividing catoptron equally.Preferably, described servomotor comprises and makes the first rotary electric machine that described catoptron rotates along the first axle and the second rotary electric machine that described catoptron is rotated along the second axle.
For example, preferred, the first regulating device of reflecting mirror that described servomotor setting horizontally rotates described catoptron.
Preferably, described servomotor also arranges the second regulating device of reflecting mirror that described catoptron is rotated along the second axle.For example, the second regulating device of reflecting mirror that described servomotor setting makes described catoptron horizontally rotate along the second axle, or, the second regulating device of reflecting mirror that described servomotor setting makes described catoptron rotate along biaxial inclination.For example, the second axle can be the arbitrary straight line on catoptron, or with arbitrary straight line of catoptron place Plane intersects; For example, the second axle is the arbitrary straight line perpendicular with catoptron place plane.Preferably, the second axle is that a straight line perpendicular with the physical centre of catoptron or the second axle are through the physical centre of catoptron and are positioned at the arbitrary straight line on catoptron; Or preferred, the second axle is arbitrary straight line of dividing catoptron equally.Preferably, the first axle and the second axle are positioned at distinct plane, or the first axle and the second axle are perpendicular; Or preferred, the first axle and the second axle are perpendicular and non-intersect.
For example, the catoptron of controlling catoptron or not adopting servomotor to control by described servomotor; The catoptron of part also can be provided with in its installation position manual adjustment means and the locking device that makes reflecting surface tilt or rotate.
Preferably, in described dot matrix display conversion device, described fixed fiber module is optical fiber output position corresponding to light end described in each, the jog of some predetermined depths is set respectively, for dispersing described output light; And, described dot matrix display conversion device also comprises a control system, be connected with described servomotor, for Collaborative Control, make described dot matrix show converter unit shown to meet the pre-conditioned pixel-matrix light angle default with described catoptron corresponding, can also be connected with described dot matrix demonstration converter unit.Preferably, described lattice display unit plate also arranges and makes lattice pixels by functional module and the gauge tap of setting requirement correction, conversion.For example, described servomotor is controlled the servomotor of catoptron and described dot matrix shows that converter unit acceptance, from the Collaborative Control of computer, makes specific pixel-matrix light corresponding with the special angle of catoptron.For example, part dot matrix shows that converter unit can receive the steering order information that comes from computer and lattice pixels revised by setting or changed.Preferably, lattice display unit plate correspondence is provided with software mapping function button or switch is manually set.
Be applied to the various embodiments described above, in described dot matrix display conversion device, also comprise at least one light modulation lens combination, i.e. light modulation lens combination; Described light modulation lens combination is fixedly installed on the direction of described fixed fiber module output light, for adjusting described output light.That is to say, in described dot matrix display conversion device, described light modulation lens combination can not arrange lens, also can at least be provided with 1 lens, an example is that wherein part lens are provided with governor motion and the locking device that makes lens vertically or move radially.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 lens combination, servomotor control catoptron; For example, described lattice display unit plate is 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 dwindling penetrating from described fixed fiber module also can further be amplified, be dwindled even and stand upside down by described light modulation lens combination.For example, if the pixel-matrix light penetrating from described fixed fiber module or described light modulation lens combination is controlled catoptron by different time, different angle reflections through described servomotor, can utilize pixel-matrix light that feature that human visual persists forms combination for showing larger picture.Preferably, after lens module, also increase and use optical fiber image conductive beam, facilitate short distance projection or install.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 adjusting device that each lens relatively move and makes the fixing lens locking device of each lens.That is to say that described LED dot matrix display conversion device can increase described light modulation lens combination, governor motion and locking device that part lens setting wherein makes lens vertically or moves radially are set.
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 lens combination, servomotor control catoptron.
It should be noted that, in above-mentioned relevant each example, because of mirror-reflection reason, image is mirrored effect and occurs reversed left to right, so optical fiber arrangement not necessarily carries out positional alignment according to pel array, but can adjust according to actual conditions, thereby be able to flexible Application.
Be applied to above-mentioned each embodiment, in described dot matrix display conversion device, the pointolite of described lattice display unit plate is laser, and described lattice display unit plate is laser dot-matrix display unit plate; Or the pointolite of described lattice display unit plate is LED, described lattice display unit plate is LED lattice display unit plate.Or the pointolite of described lattice display unit plate is the application within the scope of design of the present invention of known other light source, should be considered as the present invention's scope required for protection.For example, the described LED dot matrix display conversion device of above-mentioned relevant each example, some monochromes, double-colored or color LED pointolite are a LED matrix display part by array package, some LED matrix display parts and PCB, control interface, driving power etc. form LED lattice display unit plate, ray-collecting and import fibre optic plate, optical fiber, fixed fiber module, light modulation lens combination, servomotor and control catoptron correspondence and be set to a dot matrix and show converter unit described in coupled each.
Be applied to above-mentioned each embodiment, in described dot matrix display conversion device, described dot matrix shows that converter unit is regularly arranged; Described in each, the location rule of optical fiber corresponding each pixel light source at described fixed fiber module place is arranged.For example, the described dot matrix of described LED dot matrix display conversion device shows that converter unit, by final combination display requirement, carries out regular array and arranges; The described fixed fiber module position of the described optical fiber of described dot matrix demonstration converter unit after transmission is by the pixel-matrix position array arrangement that forms picture; Like this, at dot matrix, show the shown picture of converter unit array at first, be final display frame.
Be applied to above-mentioned each embodiment, in described dot matrix display conversion device, described collector unit arranges optically focused cone-shaped hood, i.e. high reflex horn cover or surperficial high-light transparent body, for only collecting the light of its corresponding pixel light source and importing 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 less than 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, the optical fiber of part is the reducing optical fiber that one or both ends increase than mid diameter, or has 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, for collecting 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, the light that described high reflex horn cover enters from its input end is through being sent to as much as possible output terminal after portion's multiple reflections within it, preferred, and the cross section corresponding with described optical fiber, the cross section of its output terminal is identical or slightly little.It should be noted that, in the stacking situation of optical fiber brick layed, the description in relevant " cross section " all refers to screen orientation.
Specifically, one embodiment of the present of invention are, a kind of LED dot matrix display conversion device, 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 lens combination, 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 fixed fiber module after Optical Fiber Transmission; The pixel-matrix light dwindling for example penetrating from fixed fiber module also can further be modulated lens combination by light and amplify, dwindles even and stand upside down; If the pixel-matrix light for example penetrating from fixed fiber module or light modulation lens combination is controlled catoptron by different time, different angle reflections through servomotor, can utilize pixel-matrix light that feature that human visual persists forms combination for showing larger picture.For example dot matrix demonstration converter unit is arranged and can be spliced and combined into larger display frame by regular array by final combination display requirement; And for example, the fixed fiber module position of the optical fiber of dot matrix demonstration converter unit after transmission can form the lattice pixels of dwindling by the pixel-matrix position array arrangement that forms picture.Wherein, some monochromes of LED dot matrix display conversion device, double-colored or color LED pointolite are a LED matrix display part by array package, some LED matrix display parts and PCB, control interface, driving power etc. form LED lattice display unit plate, ray-collecting and import fibre optic plate, optical fiber, fixed fiber module, light modulation lens combination, servomotor and control catoptron correspondence and be set to a dot matrix and show converter unit described in coupled each.For example lattice display unit plate arranges an installation position, and ray-collecting and importing fibre optic plate correspondence arrange an installation portion, and both interfix at adaptation; The single pixel light source of ray-collecting and the corresponding lattice display unit plate of importing 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 imports to corresponding optical fiber, isolates with other pixel light of dot matrix simultaneously; The light entering from high reflex horn cover or surperficial high-light transparent body input end is through being sent to as much as possible output terminal after portion's multiple reflections within it, and the cross section corresponding with corresponding optical fiber, the cross section of its output terminal is identical or slightly little.
Another example is that the fixed fiber module of LED dot matrix display conversion device, in the position corresponding with fiber-optic output, can be provided with the male and fomale(M&F) of certain depth for the angle of visibility scope of divergent rays and increase pixel light.And for example, the part lens setting of the light of LED dot matrix display conversion device modulation lens combination makes lens vertically or moves radially governor motion and locking device.For example servomotor is controlled catoptron and is partly provided with position adjusting mechanism and locking device, makes its integral body in certain area, be moved or to lock; And for example, the servomotor of LED dot matrix display conversion device is controlled catoptron, or without the catoptron of servomotor, can be provided with in its installation position manual adjustment means and the locking device that makes its inclination or rotation; Servomotor and dot matrix that servomotor is controlled catoptron show that converter unit acceptance, from the Collaborative Control of computer, makes specific pixel-matrix light corresponding with the special angle of catoptron.And for example, the dot matrix of LED dot matrix display conversion device shows that converter unit can receive the steering order information that comes from computer and lattice pixels revised by setting or changed.Or, LED dot matrix display conversion device, according to actual process and request for utilization needs, its optical fiber is the reducing optical fiber that one or both ends increase than mid diameter, or has faded to the optical fiber with square sectional in fixed fiber module position.
Like this, user can show by various dot matrix described in each function of mapping function or combination, obtain various display effects, like this, the final products display effect of making is controlled flexibly, and installation, use and maintenance are conveniently, can develop more application scenario, especially be particularly suitable for lamp box advertisement occasion, realize local highlighted dynamic demonstration, make picture more lively.Adopt computer control mode to control LED array light source luminescence display, be incorporated into Optical Fiber Transmission, thereby output point is apart from less pixel-matrix; It should be noted that the pixel-matrix by unit output, be not limited to shape, effect and the area at fixed fiber module place, the further modulation of can also scioptics combining realize light mixing, amplify, dwindle or stand upside down; Even utilize servomotor of the present invention to control catoptron technology, to the unit pixel dot matrix of timesharing, by the projection of angle subregion, the low cost splicing that utilizes feature that human visual persists to realize picture expands.
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, outstanding optical fiber technology for example, show that point is apart from a meticulousr LED dot matrix optical fiber display device, and for example increase outstanding lens combination, the adjustable display device of dot matrix area, or outstanding servomotor is controlled the technology of catoptron, LED lattice scanning display device etc.
Another concrete example is, as shown in Figure 1, a LED light source A1 on 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 all-transparent, but now funnel shaped inwall must have higher smooth finish, and its shape face meets the total reflection principle of light; Or the material of ray-collecting and importing fibre optic plate 2 is opaque, but its surface has applied the coating of high reflection, as made the silver of mirror; Because funnel-form end face is less 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 ' enters after light modulation lens combination 5, forms A1 "; A1 " after servomotor is controlled catoptron 6 reflections, form A1 " '.In upper example, after LED lattice pixels A1 conversion A1 ', can directly export, or be converted into A1 " export again, be converted into even again A1 " ' export again, can also directly from A1 ', skip A1 " be converted into A1 " ' export.No matter all applicable 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, in bottom surface, is total reflection.As depicted in figs. 1 and 2, this product comprises six major parts: containing LED dot matrix display screen cell board 1, ray-collecting plate and the optical fiber fixed head 2 of driving power, PCB, control interface and LED dot matrix package module etc., optical fiber 3, optical fiber fixedly transparent panel 4, light modulation lens combination 5, servomotor control reflecting plate 6.For example, ray-collecting plate and optical fiber fixed head 2 can splits or are adopted solid transparent body to be connected with optical fiber with heat-shrink tube; And for example, the reducing optical fiber that optical fiber 3 increases than other parts for comprising both ends or one end diameter; And for example, optical fiber fixedly transparent panel 4 by compact arranged dot matrix optical fiber, directly fold and form; And for example, mutual alignment is adjustable, and x1 convex lens and x2 concave mirror form light modulation lens combination 5, carry out Lattice enlarging, dwindle or stand upside down, and wherein, x1 is natural number, and x2 is natural number, and both can be identical or different; And for example, servomotor is controlled reflecting plate 6 can take the manual adjustments mode without motor, and catoptron also comprises face mirror etc. except prism.
Its course of work and principle are as follows: A, LED dot matrix display screen cell board 1 be under externally computer is controlled, the different colours sending at dot matrix diverse location and the light of intensity; B, through ray-collecting and import fibre optic plate 2 and respectively light is collected respectively to reflection 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 optical design requirement, be convenient to the diffusion of light appropriateness and increase visible angle; The light of D, reduced dot matrix show image is through light modulation lens combination 5, and for example convex lens combination, is further modulated to suitable size and sharpness; E, project on the catoptron of controlling through the synchronous angle of servomotor; The zones of different that the demonstration dot matrix light of F, different content projects to distal displayed screen by different angles can realize and in the indication range expanding, realize animation and show.As shown in Figure 2, for guaranteeing ray-collecting effect, conical surface top need be contained by fiber end face.Because still there being gap between optical fiber lattice end face, the concave surface that tolerable residual process or special design are made herein carrys out divergent rays, and according to actual effect, controls the degree of depth in fixed fiber hole.
Be applied to above-mentioned each example, one of them example is described optically focused cone-shaped hood if surperficial high-light transparent body is by ray-collecting and import corresponding the fixing of specific pixel light-emitting zone of fibre optic plate and lattice display unit plate, light enters after this transparent body input end face, at it, meet the total reflection design profile internal reflection of light, and finally direct in the fiber end face corresponding with the tight normal direction of this transparent body end face, and optical fiber now can partly be tightened and connect with cylinder or the cone of surperficial high-light transparent body light output end by heat-shrink tube.
Be applied to above-mentioned each example, another example is, in described LED dot matrix display conversion device, preferred fixed fiber module displays area size described in, and set suitable pixel distance, by horizontal, vertical, stacked, array, place some preferred lattice display unit plates in its back-end, each lattice display unit plate is fitted by the installation position ray-collecting suitable with it and importing fibre optic plate, 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 laminating 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 combine; If it is maximum area that this device makes the area of final corresponding fixed fiber module displays region direction, so, 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, for reduction means volume, may must use described reducing optical fiber.
Be applied to above-mentioned each example, preferred, in described LED dot matrix display conversion device, because of reality, use screen size uncertain or unfixing, need utilize the final demonstration dot matrix size of the interim modulation of light modulation lens combination, form the display device of variable dot matrix size.And for example, a plurality of such display device are pressed regularly placing, and capable of regulating splices larger viewing area.Or, its focusing being projected to the regional area of lamp box advertisement, the local dynamic station of realizing advertisement picture shows, strengthens the display effect of advertisement.
Be applied to above-mentioned each example, preferred, because of the actual needs of LED dot matrix display conversion device installation site and viewing area, can use the manual regulating device of preferred setting to regulate servomotor to control position and the angle of catoptron; Described servomotor control catoptron can save servomotor and all rely on and manually when temporary needs, regulate; Also can allow servomotor under the control of computer, show that with dot matrix converter unit displaying contents is collaborative, the corresponding catoptron that rotates, thus realize at the region inner projection expanding, utilize the feature that human eye vision persists to form wider dynamic display frame.
Be applied to above-mentioned each example, preferred, because of light modulation lens combination or servomotor, control catoptron actual and be by non-linear each pixel of change pixel-matrix, need to additionally carry out necessary correction; Also may be because actual needs has some specific pixel deformation requirements, for example, the filter requirements such as color filtering, now can arrange dot matrix and show that converter unit possesses the function that receives and process these steering orders.
Be applied to above-mentioned each example, preferably, in described LED dot matrix display conversion device, fixed fiber module is transparent panel structure, the concave surface that at the bottom of the hole of its fixed fiber, tolerable residual process or special design are made carrys out divergent rays, to make up the gap between optical fiber lattice arrangement, and can set according to actual effect the degree of depth of concave surface; 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 color blending effect.And for example, the structure of fixed fiber module may be also not obvious, and it may closely be arranged and fix by array by optical fiber, and preferred, its cross section can be by seamless quadrate; Or the wire diameter one or both ends of its optical fiber increase.
For example, compare LED dot matrix display screen, innovative point of the present invention is, with optical fiber, LED dot matrix array of display is dwindled to conversion, breaks through the point of LED dot matrix display screen 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 lens combination, realizes very neatly the viewing area size variation of LED dot matrix display screen; Especially, the present invention innovates and excavates dot matrix entire scan technology, has expanded the use occasion of LED dot matrix display screen and has become several times and reduced relative cost; And for above-mentioned each example, the LED power of input end can change according to actual needs.Therefore, economic benefit of the present invention is high, 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 as non-linear cone, multiple edge body etc., multiple edge body is containing the combination of trihedral, tetragonal body etc., and dot matrix cell orifice can also be that the solid transparent body adds transparent body fixed head and forms, or as example be best bright finish transparent panel or the surface coating specular light line reflection layer of emptying; Optical fiber can be used reducing optical fiber, Huo Jin one end, the two ends diameter that is optical fiber increases than other parts so that docking is collected light and saved structure space, now also can with heat-shrink tube, directly bind and be connected respectively with the solid transparent body of dot matrix ray-collecting end simply, now there is no ray-collecting and import the optical fiber fixed head part of fibre optic plate but transparent body fixed head adopts solid transparent body to carry out dot matrix ray-collecting; Fixed fiber module can be by optical fiber directly by array closed assembly and replacing side by side; The Main Function of light modulation lens combination is to realize showing dot matrix size step-less adjustment, may be therefore to zoom in or out, and can realize and zoom in or out adjusting even simultaneously; Catoptron is not limited to the transparent prism of same example, may be also the level crossing body that possesses total reflection function; If save light modulation lens combination and catoptron, 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 expand or change viewing area, servomotor can save, and is directly designed to screw secured adjusted or starts directly to project and show 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, preferably revised in advance dot matrix displaying contents by software and meet the requirements to correct the final image casting out.
Various embodiments of the present invention, implementation method and the structure of by optical fiber, changing dot matrix display pixel are provided, and use angle servo reflector realizes method and the structure of lattice pixels projection, can realize the meticulous high brightness display application of large area and lattice scanning application, can be widely used in the local animation display applications such as lamp box advertisement, as for LED dot matrix screen, significantly improved the pixel quality of current LED dot matrix screen, make to show meticulousr, can add secondary optical design blend of colors more even, 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; At the local use of existing lamp box painting advertisement various embodiments of the present invention corresponding intrument, direct or projection demonstration, can realize local animation effect, makes 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 the scope of the claims of the present invention; And, each technical characterictic listed above, it mutually combines and can form each embodiment, should be regarded as belonging to the scope that instructions of the present invention is recorded.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.
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| CN110874006B (en) * | 2018-09-03 | 2021-12-21 | 深圳光峰科技股份有限公司 | Light source system and control method thereof, and display device and control method thereof |
| CN111679432B (en) * | 2020-05-29 | 2022-04-12 | 维沃移动通信有限公司 | Display module assembly and augmented reality AR equipment |
| CN114077137B (en) * | 2020-08-20 | 2025-03-07 | 深圳光峰科技股份有限公司 | Light source device and projection system |
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| CN1306656A (en) * | 1998-06-02 | 2001-08-01 | 赖纳·拉格策 | flat screen |
| CN2540642Y (en) * | 2002-04-09 | 2003-03-19 | 喻华 | Large screen display device conducted by fibre-optical |
| US6618528B2 (en) * | 2000-01-13 | 2003-09-09 | Transvision, Inc. | Optical display apparatus |
| CN102063844A (en) * | 2010-09-26 | 2011-05-18 | 张秋霞 | Stacked LED fiber optic display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1306656A (en) * | 1998-06-02 | 2001-08-01 | 赖纳·拉格策 | flat screen |
| US6618528B2 (en) * | 2000-01-13 | 2003-09-09 | Transvision, Inc. | Optical display apparatus |
| CN2540642Y (en) * | 2002-04-09 | 2003-03-19 | 喻华 | Large screen display device conducted by fibre-optical |
| CN102063844A (en) * | 2010-09-26 | 2011-05-18 | 张秋霞 | Stacked LED fiber optic display device |
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