Hochbündelnde, farbmischende Signal- oder Scheinwerferoptik

[...], [...] signal " or [...]

The Login [...][...] / [...] relates to the under (S were) [...] nt quaked ice[...] focusing lens system and constitutes: [...][...] other before enlargement of the invention and advantageous embodiment.

[...] Therefore, in the above light source with a plurality of LED-on of the use as a redundant is' crystals Eli [...]. [...], wherein wherein [...][...] to another LED- [...][...] of a LED ~ can be, without recognizable change in the [...]. Neither can between differently coloured LED- [...][...][...] are switched without identifiable [...] and forth in the, This [...] is now adapted using the above Publication known properties are their [...][...], [...] rail." or railroad overpass signals, [...], [...] in [...] or the like.

Here [...] can be used additionally the possibility of a dye, wherein more conventional, & [...][...][...][...] monochrome [...][...] be into a single, whereby considerable savings, are possible.

Under [...] & [...] provides a redundant system is, soft so a o (1st built that the failure of a [...][...] under any circumstances in failure of the! cooked leads, a brunch Where to, so a substitute system is the existence of a fault must [...][...] wherein the function, so that the Si can be set quickly provides repair grace eighth, ln a simpler variant the system shall at each ' error ln [...][...] reach a steady state, whereby [...] failed signals, enter into force.

A course signals[...] in the use of known simple example 1st. The first yarn Is Fire by, courage [...][...] in the signal box for fall of a connected in series the absence of contacts with [...], soft Enable [...] and. a warning signal to the second thread. Is only a filament provided, so the fuse blowing [...][...] is according to the sure, in the signal box [...][...] the detection via the fall in the, In means is by.

[...] regulated, as with an a mi [...][...] say is to proceed, at a general [...] thank course signals derm itself secured can be about! be.

Up [...] are known in LED [...][...], wherein: the two filament are formed by two LED- [...] of a lamp. An LED Where-Chain of, on the other is [...] illuminate, or both LED-rescue the defective LED-code is operated and after the remaining [...]save with more current, or a purchase [...] is taken in, it is only a LED- [...] present Or, whose [...][...][...] leaves a disorder wherein a fuse and so securely by the current about the separating

Modern [...] wherein both systems are in operation with microprocessors are double safety systems and additionally to longitudinally and mutually [...][...] to correct itself. [...][...] cs to ", alarm system is spent and the erroneous [...][...] like to be operated via microprocessors, since their brightness [...][...] very simply adjusted and by means of temperature sensor-Statements and over, or a can be kept constant borrowing sensor. [...][...][...] or Logging the driving and over bus line arrival. This [...] require a new technical possibilities, but also new signal boxes and cable, soft [...] be judged as overall system. Only when the entire filter hereditary ELT system plausible [...] expense is Such a., efficiently and in the long term is available, what in times of rapid LED- [...][...] been the case and alternating LBD- [...] yet. Up [...] conclusive [...] systems are recognizable as a system of the future.

A sufficient brightness only relatively few [...] needed to so-called power -1, can be individually operated and. soft quite [...][...] monitored. A Where from, the LED can-current for the functional Power-LEDs are raised, so as to have the brightness: the lamp constant. In known optical systems by failure of a power- lIVE[...] it for the formation of dark spots and changes in the [...], so that no longer satisfies the specifications are off. Auen [...] Rauf two-thread lamps take in a change in the, since fact[...] dn filaments int, the short supply and therefore sits under a slightly different angle cm cm other causes emission beside it, which has had to be tolerated, [...] These phenomena are all the more, the more intimately the: light is bundled.

Nothing so far known optical systems were, without considerable technical effort would know a compensating without light loss is caused and the mixing effect. The aforesaid 068ο03Αΐ WO20 12 / ( [...] ): shows now, but only for very small optics, a solution on These small optics, about for individual pixels are small and low light intensity LEDs can also be with [...][...] from, but there is no specific information, as this principle can be adapted it a very great construction arms. Because [...] often have a considerable size of the execution of a one-story borrowing carrion footstep on. so that about to economic and technological warn[...] and convergent lens [...] not make sense. Also there is the appearance of their specifications [...], soft additional optical measure a he lord inherit ;

make.

[...] optics [...] The creation of such a task of the invention is and,

It [...] and convergent lens is provided a structural separation of, which also is already contained in the above application. The convergent lens is preferably formed as a Fresnel lens, in particular wherein larger Indicator light ", materia do :! and to save on costs,

Depending on their importance certain standardised [...] have: light colours [...][...] This be unlike the above application is not generated, but by using LEDs of the respective light color, what brings [...] indispensable Is undermine already from, A [...][...][...] and by mixture to maintain constant under all raised I., would be-under high [...]" a [...] -starter, whose solution the reliability and availability of the signal light is and cost-floating[...] advantage.

During [...] with continuously adjustable [...] on RGB ~ base as a technical curiosity to evaluate would be, for example, pursuant to the same principle but without taking into account such safety aspects may stage side A distinguished are formed a, of a very closely bundling, [...][...] - [...] generated.

[...] should be recognizable as a rule their the viewer than luminous circular discs bell, without [...], which on the signalling [...] watertight on. Here, a technical problem in the application of the above invention, because that leaves the borrowedborrowing bundle[...] ln the form of individual diverging, which as a relatively irregular array of bright light spot on the collecting lens to longitudinally with dark [...][...][...] or as what is acceptable so kehl. colorful. Because Mer [...][...] it is not just a question of the mixture and in the to, but in addition also on the appearance [...][...] the directly on the, referred to subsequently as [...].

A [...] problem occurring here: upon [...] - [...], when the is broken and to an appropriate extent by the solder borrowed[...], so that it cannot be detected only from the collector lens more poorly.

A third problem is the desire for a smooth outer side of a signalling light constitute, so as to facilitate the cleaning and the stopping to minimize dirt and snow from the.

strewing structures can be provided on the outside of the collecting lens that no one, they must lie substantially inside, or an additional upstream [...][...] are generated,

Purpose of the invention is therefore, the operating principle of a ( [...] ) so as to modify their WÖ2Ö 12/068603 Ai [...], za specify and add to that their [...] as a whole has a continuous [...], the reduced and an alternative [...][...][...][...][...] after the smooth outside is possible at a.

This is achieved according to the invention thereby that immediately in front of the existing LED- [...] from a plurality of power LEDs in a compact assembly a [...] with flat, just under sized, rectangular, triangular or hexagonal cross-section is arranged and equal borrowed - [...], which is gradually flared loves and with a " [...][...], which [...][...][...][...] the main rod and the convergent lens preferably on your [...]load and else unordered convergent lens [...]asked. which overlies inner side a, the already prior to bundling its subsequent [...]borrowed.

The structural separation of borrowed ! pus staff and convergent lens is used to do this, and inside of the collecting lens [...] mm found real available surfaces, [...][...] different task " to overlap. Here: the screen-like widening taper [...][...] its [...] -d acts, [...][...] aodass the already a reduced divergence [...] of the additional light beams therefrom: [...] and well from the collector lens can be detected.

The [...][...] before old of the arrangement of the power " [...] ab [...] of the LEDs and the. As they [...], it should scatter [...] mm possible so as, meeting a continuous bulge of the signal disc,

The invention will now be described on the basis of drawings. It shows or show

g. 1 a sideregarded the [...] the Fi,

the Fig, [...][...] /2 a virtual plan view of the mirror images of all and Power-LEDs,

[...] 3 a side view with the course of the Fig.,

the Fig, 4 and 4a a virtual mirror images a single [...] ade. [...] -LED with [...] plan view,

the 5 [...] ho Drau River Sealing [...][...] Fig. a [...] - [...][...] on the with a,

seeing opinion[...] ln an optical monitoring of the light source and the 6 Fig.,

the Fig, 7 a vertical cut through an optical system with Fresnel collecting lens and a smooth outer side,

the Fresnel collecting lens 8 [...] through an optical system with a Fig. and smooth inside and located ahead of optics, and

the Fig, V [...][...]vertical longing CCIT by a modified design of the,

The Fig, [...] 1 shows an optics in cross-section, a plurality of the same or different colour [...] -LEDs 1 carries [...] The R, CI, here [...] -LED- [...][...] m so-called, wherein the ceramic is seated on a very gm [...] -chip [...] carrier only slightly; greater than the EBD-chip [...] protected by it newly planar sealing compound. Such [...][...] -LEDs can be tightly and whose so-called at provides for directly on a circuit board in a similar €WHETHER-as ant Lichtproof energy; and (chip ~ [...] -) ~ Technique mounted LED- [...], the m are also flat cast their protection. This: [...][...] - [...] than in the action & is more cost-effective, especially in the case of large production quantities rm identical.

The two [...] -LED E [...] each, Q via conductor tracks on the 1 are individually [...][...], so as to allow any [...], in particular as regards electrical [...] - [...][...]awake and. This interconnections [...][...] wholly or partly based on the precisely together with the complete [...] & [...] 1 may be disordered.

The planar sealing compound 2 with its plane 3 [...][...] allows that a immediately before the power-LEDs R, I.G is set, wherein it is only slightly greater than the outline of the power-LED assembly, and yet most of the generated light is [...]. Even because of the rectangular square LED chips is usually a dense Power-LEDs and as a rule also rectangular [...][...]. also the. He [...] square but can also, be triangular or hexagonal, when thereby arise in the [...] achieve the desired advantages.

2 [...]light conductor staff The peripheral surface of the appointed to flat, mirror finish surfaces for the total reflection of the light and flares conically towards a [...] 4, on which is mounted a [...] S with specific characteristics which is explained subsequently. The conical widening leads In known to the bundling of from the power-LED E catfishes radiated light beams is within the 2 4 the. When borrowed[...]light conductor staff r is not broken by the solder, but a little [...][...] S [...] by the, geometry and [...] S of the: [...]. bes 2 are so dimensioned that at least the major ' [...] I. from the structural part of the collecting lens are directed 5 detected and came. Here light conductor staff[...] 2 as already effected a doubling of the Page dimensions of the acceptable. The [...][...][...], however, can also be provided with higher.

The Lange 2 Relative za its large [...] of the: ca [...] - [...] determined the maximum number of the reflections of the [...] ia its interior, so that the number of mirror images and thus the [...] Mir a five : $ten times as large longitudinal already acceptable results can. hi. be obtained.

The upstream 5 has a defined focal point F [...], softer [...][...] 4 lies in the as accurately as possible, to longitudinally ela sharp reproduction of the results here rectangular [...] 4 into Here Infinite, whose divergence D is:of, 4 and the generally [...][...][...] the Large the optical [...] distance from the focus F for so-called main point U as a focal length, the neutral Mine. 5 gives the collector lens. In much applications is already thereby fulfils the desired [...], [...][...][...] have so far such a stretch of road segments for straight, wherein the filament of the lamp is projected by preserving disordered those optics into infinity [...] with the highest concentration in the generated and have also hitherto preserving rectangle Ferm of a a.

1st in a substantially wider curve situations[...] about your [...] desired, by a on the inside of the can, of course that such [...] : [...] V applied, are superimposed in the vertical extension [...][...] about ia shape of the. Far more complex structures there are also possible, wherein these but for re! automatic data processing[...] distributions remain flat and the subsequent focusing of the light have little effect on.

The exact geometry of the [...] -OBD-arrangement, of the 2 [...], the [...] S, the comes light-mixing[...][...] V and the operation are, above all by [...][...][...] simulations to each other and with the electrical boundary conditions to optimize the production and technical requirements and, since it is old [...] -material [...] of the on the, [...] influences and distortions [...] and details the light source to the.

The Fig. 0öS [...] /2 shows in analogy to the existing application: 6C8 : Ai [...] ) the appearance 4er ' Power-LED -2 at a views of a [...][...] : having a rectangular cross-section into. Here in three different colors are in each case two LED chips, 11, O, B [...], which are located immediately behind the rectangular [...] to longitudinally 3. The polished side surfaces of the lead 2 to form of closely adjoining mirror images [...] 3a, 3b, 3c., 3 and the. the [...] l. FD-chips R. G, B. The sum of all from the collector lens S LED and their mirror images detected- [...], represented by a [...] E, total borrowing quantity their each color of the results in this case the existing_{: signal}.

ln Fig. be considered 3: only the mirror images yucky individual LED- [...] R from Fig. [...] 2 in cross-section. You can see the curved arrangement of the mirror images Ra, Rh, Rn caused by the weak: 2 are here only the [...]. Zur Explanation [...] conicity of the r. ra, rb, re... of the LED- [...] R. and its mirror images Ra, Rb, Ec... 4 treated [...] F of through the center. [...][...] each mirror image outgoing light beams are represented, as they actually think of only existing LED-chip [...][...]. hr after several reflections off the spend R and "' A^{? [...] result [...]} the continuously subscribed.

The Centre! [...] r, m, rb, ro, , be broken after exiting from the solder, on the convergent lens 5 and thereby their Expand [...][...] Ln take are bundled. No [...] S Is present, one realizes from the mirror images, [...] irregular distances this [...] to each other.

Even if mau [...] outgoing light beams from the LED- [...] R and from the all taken into account, these [...] will retain, it will only Wash, are being formed which appears your [...][...][...] cheerful from the viewer with dark and the very macularly. This [...] Right Dl Chart from the collector lens is. in the first so-called 5 represented and will affect only a single illuminating LED chip. Your course is of distance and size of the LED chips and their arrangement to one another, the size of the 2 and [...][...] and the conicity of the distance and size of the convergent lens 5 function.

Luminaires several LED chips, perhaps in different colours simultaneously, [...] ® [...] appearance of the signal occurs a pick 'n', I is the basic arrangement of the a to cathedral [...][...] image Herbes the CBD-chips R, G, B and their mirror images of Fig. %

[...] a: suitable [...][...] V anf the inside of the can the:

highly bundled [...] in known catfishes be widened, wherein smooth and [...] outside, you can do is to make the appearance of the improve [...] is nodding.

The previously [...][...] S anf the carcass surface should not taken into account to eliminate [...][...][...] D2. outermost diagram according to the second now a monochrome luminous signals at 1 nm [...][...][...] as with Dither the-the, This ho [...] will be described in detail below and the arrangement of the nature of the relationship between the used and their mirror images as a comment LED chips,

big. 4 shows the LED chip 2 with only one active [...][...] in the R, as well as the mirror images 3a, 3b 3 b.... [...][...] IIa 3 and of the < the, Rh. Rc... Fig, [...] of the centre is a 4a. One is that there are a total of four different in each direction is identical to the second mirror image [...][...] Each, That applies to old LED chips, regardless of your position in the light source. Wifi [...] by scattering for all LED chips is now achieve a uniform, so it has to fit in each direction exactly via two mirror images far rich. Thus [...] loves au 4 by each of the the is:

[...] to diffuse up to the next but one light spot thereof I. ED- [...] R, or, lu each:

Half value is exactly the direction that is, the mean spacing between adjacent [...]

In the figure than a rectangle SR [...] to longitudinally so that the mirror images, the mild LED ' chip R sidelong[...] 3 as the center and with the dual measurements of said, without gaps [...] Recognises in Fig. 4. Of the individual adjacent sR.[...]

However, since there are four different [...] the mirror images, with same erratic values, it is actually already striven Lie-lit to a fourfold [...]upper covering[...] of a single with the LBD-cBN sintered > > or otherwise [...], each point is the signal disk 4a shows the four mirror images each LED chip illuminates Fig. ton four different [...] SIL quite-angular superimposable mirror images with the 4 SRa, [...] and: [...][...][...][...]. wherein the full information on the add up each :, already provides a particularly uniform superposition laughs The four further you for an individual illuminating LED- [...] R [...].

It Is therefore clear that these [...] well as for any other 3 2 apply [...][...]. LBD-chip behind the the, thus also for any combination of illuminating LED chips IL. Cb B in any desired colors.

This distribution coefficients are inevitable, to obtain ln for all LLD- [...] individually, each identically coloured illuminating the signal surface[...] a uniform and, in its entirety.

Because each LED-Chin the entire: signal disk uniformly lit up, changes in the case of a:

[...] not change the defect. The came[...][...] the still intact [...] brightness LED chips are compensated by higher being made from.

However, there is a possibility, the necessary to [...][...], in particular at a strongly rectangular light sources with a? higher number of LED chips and only a few colors, can be reduced whereby the inevitable losses of the diffusion structure S litter. The LED 3 arranged symmetrically [...] so the can under the Are-chips [...] as their own mirror image of the other one-half of the half 3 already [...]symmetry axis be halved with respect to this and the necessary loaded, The requirement here Is that the symmetrically arranged LED chips are in operation each color also [...] equal to brightly at the same time, so as to be able to actually a mirror image [...]. Since thereby but there is no complete [...] result screen-like me failure takes place, a LED chips darker spots, on the signal disc, whose distinctive feature, however, with increasing number, simultaneously ln operation [...]condition jack Power-LEDs

Fig, [...][...] ~ 5 shows three ferns C3iups in. Left 12 so light source mix, there is symmetry with respect to the axis of symmetry in nor a colour [...] Right. M, for all three colors. If normal manner: all four are always [...][...] -LEDs a colour, so: the [...] can be halved in the horizontal direction, the litter-Rectangle SR [...] is then only more as wide as the 3,3 remains [...][...] twice the height of the The High [...],

Through this arrangement and mode of operation, which approximately bisects [...]course signal[...]. spell thus absolutely no restrictions imposed on the gate a [...]towards-evenly be insignificant and the. However, comes at a very rare [...] a LED chips cs then only in the small irregularities in the appearance and thus [...] au, which are mirror images to momentarily attenuated [...][...] the overlapping, to [...][...][...] the light source are. In four or more LED- [...] per color in the event of failure of one LED chip is a visual impairment [...] their more favourable arrangement also is no longer provided.

Law occurs on mirrored [...] Grid a, like LED chips B, It came therewith are hereby adopted that this arrangement only [...] B [...] 3b [...] are mirror images of a single small [...] a. Then [...] satisfies a minimum scattering in all directions around a LED- [...] -distance, such as the small litter-square SB shows, provided that always all! , FD-chips are turned on at the same time the same bright [...] B. This [...]to-being enough[...] well is about for monochrome.

The two-row arrangement of the power-LEDs as in Pig, 5 represented, by two of the two-pole connection also allows each LED except [...] ; leading conductor tracks and so that any electrical ' interconnection and monitoring. This [...] also harmonizes with conventional; [...] of. course signals particularly well.

The [...] triangular [...][...] apply mutatis mutandis to hexagonal [...] for! [...][...] according to the distance of the_{5 wherein} also the mirror images or after next ;, io [...] a LED chips [...] determined the relevant direction. The [...][...]three-RPC rasterstuff here analogous to have a.

The [...][...][...][...] to the power-LEDs 3 has a their surfaces cannot be affected, whereby light-steal, which misses the mark [...][...] 3, laterally. Fig, 6 shows that these are not usable [...][...][...] elements 1 lying above adopted by means of the, bundled and have been channelled to a sensor. The placing of the LED chips R > 0_{: B} takes place here in two rows, the LED chips are [...][...] sectiod both rows in each color present. The edge-borrowed a row of the array is on a sensor 2a [...] element by means of the because, the [...] the other row by means: of a 6 b passed [...][...] 2h [...] other sensor element, so that the sensors a; substantially equally sized to-give measured value. A LED Where- [...] R. G, B from, so the measured value of the sensor of the data side is reduced, and the by the remaining Generating [...] a warning It [...] -LEDs raised, so that the back is the same size as prior to the both sensors [...] Aoslaü, the: various [...][...] remain, The configuration with two sensors is also mostly necessary [...].

Needless aofwelsen also each LED can-chip its own light sensor. However, operating tubes, evaluation and monitoring of these much higher number of components not necessarily more reliable, reliable products to,

Fig, 5 in the form of a Fresnel lens with a convex lens 7 shows a [...]expressing mdu 6 and with a smooth, were pinned [...]fresnel rings Sa are therefore sectiod the inside. A V [...] Sa [...] V must be here are applied to the even that part, are various known [...][...] know, in the folding [...][...] can about the rings so avia a; be randomly staggered that yields a continuous curved surface, via which then easily [...]came a mechanically are incorporated. But [...][...] or also are possible method,

Fig, 8 shows the optics of an RGB- [...] - [...] in section. The convergent lens 5 is in the form of a Fresnel lens with a smooth inside and 5a would here leads externalpreservingfresnel rings[...] is necessary because no smooth. Here [...][...] V is a particularly easily inside. A variable for use in a stage [...] intended direction have this Headlight about, so a suitable adjustable optics is i) and mostly ice [...][...][...][...][...] the optical base system by mass not! [...][...].

Fig, 9 [...] sine [...][...] This [...] end far-reaching modification of the base-system in [...] ; [...] inclined [...]. red one after is arranged so that is can be about [...][...][...] is to prevent lens are [...] representation the convergent lens is 5 shows in the form of a Fresnel. thereon as previously, but only the lower portion of the convergent lens effective and of 5) and the removed areas [...] The ui ent used. 2 1 for-effective [...]plate of source of borrowing together with the: region of the converging lens L here [...] The [...] 5 Mn tilted by means of a plane mirror X and also, the optical waveguide rod, 2 mm Essentially [...] 1. wherein the electronic driving Y lying perpendicularly and the well on the same board.. This shinescome-coming those signal [...] be shorter and in a space-saving. The [...] on the axis of the convergent lens S concentric 5a shows the front view,

Because of the plurality, to a simulation is [...][...][...]arrange-see possibilities also in the event of any of the and the unavoidable [...] Power-LED-,

[...] Obviously, it is the 1 is well cooled, preferably in order to be able to warm the Power-LEDs [...] the loss walls, in particular by direct and live in[...] Plant to, heat sinks, signs or other components, , to aluminum.

Concepts such as, , uniformly ' ", . in the [...], , el > m' \" [...]…. to understand or immediately before and many other are included in technical connection, to interpret [...] or ideal/ [...] and not included in. Concepts such as "about" mean, [...] nothing otherwise indicated in the, areas with deviations from [...]. 10%.