CN101715159B - Loudspeaker - Google Patents
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- CN101715159B CN101715159B CN200810166128XA CN200810166128A CN101715159B CN 101715159 B CN101715159 B CN 101715159B CN 200810166128X A CN200810166128X A CN 200810166128XA CN 200810166128 A CN200810166128 A CN 200810166128A CN 101715159 B CN101715159 B CN 101715159B
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Abstract
The invention relates to a transparent loudspeaker with a soft, thin and low driving voltage, and a light source module for allowing light to be emitted in front of a panel. A light transmission direction of the loudspeaker like the sound is transmitted to the outside air to cause that the sound and the light share the same source, so that the loudspeaker of the invention increases the effect on temperament and interest for the viewers, or is suitable to be used as a wall picture in the room or be used as a large advertising post to increase the effect on visual appreciation or publicity.
Description
Technical field
The present invention relates to a kind of loud speaker, and particularly relate to and a kind ofly possess transparent loudspeaker soft, thin, low driving voltage, and light source module, in order to being provided, light penetrates from panel the place ahead, become the loud speaker of acousto-optic homology.
Background technology
Vision and the sense of hearing now is the most direct two kinds of sensory responses of the mankind, therefore for a long time, and the various reproducible visions of the development that scientists is done one's utmost and sense of hearing related system.The regeneration that comprises loud speaker at present, it mainly is still by coil-moving speaker and dominates the whole market.But along with people in recent years for the requirement day by day of organoleptic quality, and 3C Product, comprise that computer, communication and consumer electronics (Computer, Communication, Consumer Electronics) are under short and small, the frivolous prerequisite of pursuit, a kind of power saving, frivolous, can be according to the loud speaker of ergonomics Demand Design, no matter be the large-sized dynamic planar loudspeakers of collocation, also be small enough to the earphone of walkman, stereosonic mobile phone, in predictable tomorrow, technology in this respect will have a large amount of needs and application and development.
At present, the classification of electroacoustic loud speaker mainly is divided into direct or indirect mode of propagation, and type of drive probably is divided into moving-coil type, piezoelectric type and electrostatic loudspeaker.Coil-moving speaker uses the widest at present, technology maturation, but because the shortcoming of its congenital framework, and can't be with the volume flattening, the trend that makes and family theater flattening more and more littler in the face of 3C Product will not be inconsistent demand.
Piezo-electric loudspeaker utilizes the piezoelectric effect of voltage material, when the characteristic of additional electric field in material deformation that piezoelectric causes, is used for promoting the vibration membrane sounding, though this loud speaker flat structure microminiaturization, restriction to some extent on the sound quality that produces.
The present market of electrostatic loudspeaker is mainly earphone and the loud speaker of top high fax (Hi-End), the action principle of conventional electrostatic formula loud speaker is to seize the fixed plate electrode of two perforates on both sides by the arms conductive diaphragm to form a kind of capacitor, by the alternating voltage of supplying with the vibrating diaphragm Dc bias and giving two fixed electrode audio frequency, the electrostatic force that utilizes positive negative electric field to take place, the drive conductive diaphragm vibrates, and sound transmission is gone out.Up to a hundred-last kilovolt that the bias voltage of conventional electrostatic formula loud speaker need reach, therefore the enlarger of the external high unit price of needs and bulkiness is its reason that can't popularize.
During following individual character in soft electronic was used, sound (Audio) was an important element.But that soft electronic must possess is soft, thin, the characteristic of low driving voltage and deflection, therefore how to break through aforementioned Known designs, and finishing the spare part that possesses the required characteristic of soft electronic will be a big emphasis.In addition, conventional loudspeakers is given people's impression, the device of also just sounding, and tool is not transparent because of vibrating diaphragm, and light can't be appeared by the place ahead, so can't have luminous effect.
Tradition has the Speaker panel combination of light transmission features, as the U.S. the 6th, 199, No. 655 patent propositions are about full image type transparent loudspeaker (Holographic Transparent Speaker), be to be the electrostatic loudspeaker of vibrating diaphragm with close drawing (Mylar) or polyester-imide (Kapton) material, its main demand is that the perforate distribution of double-deck transparent electrode plate is staggered, to produce full figure (Holographic) visual effect.But can't produce the effect of image, again because itself not containing initiatively light source module, so can't in night or darkroom, show light effect.
Summary of the invention
The invention provides a kind of possess soft, thin, low driving voltage and transparent loud speaker, it has light source, light is penetrated by panel the place ahead, its optical propagation direction propagates into outside air as sound equipment, cause the acousto-optic homology, for the audience augments the temperament and interest effect, or be fit to be used as indoor extension picture or augment vision appreciation or the effect of publicity as large-scale propagating poster.
In one embodiment, this light source can be that light source module is configured in the arbitrary or above end limit of transparent loudspeaker, in order to light beam is provided and allows light be penetrated by panel the place ahead.In further example, can add different reflector in this inside loudspeakers structure, and increase the effect that light penetrates from panel the place ahead.
In one embodiment, this light source can be to utilize plane light source module to be configured in the panel rear of transparent loudspeaker, by light beam initiatively is provided, allows light be penetrated by panel the place ahead.And in one embodiment, the plane light source module configuration mode can be to dispose with the directly-down light source method.
In one embodiment, this light source can be to utilize plane light source module to be configured in panel the place ahead of loud speaker, by light beam initiatively is provided, allows light be penetrated by panel the place ahead.
In one embodiment, can be that full impregnated is bright with the structural design of loud speaker, and light source is directly penetrated from external environment condition, and allow light be penetrated by panel the place ahead.
In one embodiment, the inner fluorescent material that adds of this transparent loudspeaker, the energy that allows light source provide remains in fluorescent material, and the time that continuity emits beam.
In one embodiment, on this transparent loudspeaker panel, can add the layer structure with pattern, allow light penetration produce different sound and light programs.In this embodiment, this light source can be to utilize plane light source module directly to be configured in patterning layer rear, and with the configuration of straight-down negative method, by beam characteristics initiatively is provided, allows light be penetrated by panel the place ahead.
Loadspeaker structure proposed by the invention comprises Speaker panel combination and light source module.This Speaker panel combination comprises fixed plate electrode, vibrating diaphragm, frame and a plurality of spacing washer.This fixed plate electrode comprises membrane layer and the electrode film that forms the surface, and this fixed plate electrode has a plurality of penetrable sound holes.This vibrating diaphragm comprises electret and conducting film, at electret conducting film is set.This electrode film is positioned at vibrating diaphragm towards the direction of oscillation space, and conducting film then is to be positioned at vibrating diaphragm towards the opposed surface of oscillation space.And a plurality of spacing washers are configured between fixed plate electrode and the vibrating diaphragm, form the working region of vibrating diaphragm.Light source module is propagated to the Speaker panel combination in the mode of fiber waveguide in order to light beam to be provided, and the Speaker panel combination is sounded and outwards luminous.
For above-mentioned feature and advantage of the present invention can be become apparent, preferred embodiment cited below particularly, and cooperation institute accompanying drawing are described in detail below.
Description of drawings
Fig. 1 is that the explanation embodiment of the invention possesses transparent Speaker panel combining structure cut-away section schematic isometric.
Fig. 2 A is that explanation the present invention possesses the elongate strip light source module in the part schematic isometric of the embodiment on Speaker panel combining structure end limit.
Fig. 2 B then is as in Fig. 2 A structure, and the incident light interface enters through the end limit, again the constructed profile of propagating to the Speaker panel combined central in the mode of fiber waveguide.
Fig. 3 A the present invention has the fragmentary cross-sectional view of embodiment of Speaker panel combining structure of the gasket construction of fixed plate electrode, and this pad is in order to keep gap fixing between fixed plate electrode and the vibrating diaphragm, in order to space, the service area size of keeping loud speaker.
Fig. 3 B is the Speaker panel combination and light source module built-up section schematic isometric that the embodiment that proposes in Fig. 3 A structure of the present invention is described respectively.
Fig. 4 is that explanation the present invention has nontransparent or translucent pattern, or phosphor pattern, or the ground-glass appearance pattern, or the stereogram of the embodiment of the Speaker panel combining structure of engraving perforation pattern.
Fig. 5 A is the embodiment fragmentary cross-sectional view that explanation the present invention configuration has the Speaker panel combining structure of tabula rasa structure, and wherein the tabula rasa structure is configured in the place ahead of fixed plate electrode, and has penetrable sound hole.
Fig. 5 B is the fragmentary cross-sectional view that explanation the present invention configuration has the Speaker panel combining structure embodiment of tabula rasa structure, and wherein the tabula rasa structure is configured in the rear of fixed plate electrode.
Fig. 6 is that explanation the present invention has the end limit that light source module is disposed at frame, and with the light beam that produces directly by the frame surface feeding sputtering to the Speaker panel combining structure embodiment fragmentary cross-sectional view transparent fixed plate electrode and the vibrating diaphragm.
Fig. 7 is that explanation the present invention has the end limit that light source module is disposed at fixed plate electrode, and with the light beam that produces directly by the Speaker panel combining structure embodiment fragmentary cross-sectional view of fixed plate electrode surface feeding sputtering.
Fig. 8 is the Speaker panel combining structure embodiment fragmentary cross-sectional view that explanation the present invention has straight-down negative configuration plane light source module.
Fig. 9 is that explanation the present invention has the Speaker panel combining structure embodiment fragmentary cross-sectional view that plane light source module is disposed at the place ahead.
Description of reference numerals
100: Speaker panel combining structure 105: fixed plate electrode
110: membrane layer 120: electrode film
130: vibrating diaphragm 132: electret
134: conducting film 140: frame
150: oscillation space 200: the Speaker panel combining structure
205: fixed plate electrode 210: membrane layer
212: penetrable sound hole 220: electrode film
230: vibrating diaphragm 232: electret
234: conducting film 240: frame
250: oscillation space 260: light source module
300: Speaker panel combining structure 305: fixed plate electrode
310: membrane layer 315: pad
320: electrode film 330: vibrating diaphragm
332: electret 334: conducting film
360: light source module 400: the Speaker panel combining structure
405: fixed plate electrode 410: membrane layer
412: penetrable sound hole 415: pad
470: pattern 500: the Speaker panel combining structure
505: fixed plate electrode 510: membrane layer
520: electrode film 530: vibrating diaphragm
532: electret 534: conducting film
540: frame 550: oscillation space
552: pad 600: the Speaker panel combining structure
605: fixed plate electrode 610: membrane layer
612: penetrable sound hole 620: electrode film
630: vibrating diaphragm 632: electret
634: conducting film 640: frame
650: oscillation space 652: pad
680: pattern 700: the Speaker panel combining structure
705: fixed plate electrode 710: membrane layer
712: penetrable sound hole 720: electrode film
730: vibrating diaphragm 732: electret
734: conducting film 740: frame
750: oscillation space 752: pad
780: pattern 805: fixed plate electrode
810: membrane layer 820: electrode film
830: vibrating diaphragm 832: electret
834: conducting film 840: frame
850: oscillation space 852: pad
880: pattern 905: fixed plate electrode
910: membrane layer 920: electrode film
930: vibrating diaphragm 932: electret
934: conducting film 940: frame
950: oscillation space 952: pad
960: light source module 964: the light source module penetrable sound hole
980: pattern
Embodiment
The invention provides a kind of possess soft, thin, low driving voltage and transparent loudspeaker, transmitted light penetrates from panel the place ahead, its optical propagation direction propagates into outside air as sound equipment, cause the acousto-optic homology, for the audience augments the temperament and interest effect, or be fit to be used as indoor extension picture or augment vision appreciation or the effect of publicity as large-scale propagating poster.
In one embodiment, send light beam via the light source module that is configured in transparent loudspeaker end limit, allow light be penetrated by panel the place ahead.And utilize the inside loudspeakers structure choice to have the structure of reflection characteristic, in order to increase the effect that light penetrates from panel the place ahead.In one embodiment, on this transparent loudspeaker panel, can add the layer structure with pattern, allow light penetration produce different sound and light programs.
In this embodiment, has transparent Speaker panel combination, and the elongate strip light source makes up four limit incident lights in transparent Speaker panel, cause the panel combination not only can send sound equipment outward but also can be luminous, the effect of acousto-optic homology is provided in the occasion of night or darkness, wherein the combination of light-source structure and Speaker panel is combined into one, and has and carries the convenience of transporting and the aesthetic property of deflection moulding, is the inaccessiable function of general nontransparent conventional loudspeakers.
In one embodiment, this light beam is the light source module via the panel rear that is configured in transparent loudspeaker, with the straight-down negative configuration mode, be distributed in the rear of transparent loudspeaker panel, the inside loudspeakers structure then is part or the material of all selecting to have light transmission features, and dispose the light supply apparatus of this directly-down light source module, can add reflectance coating in the wings, to increase the effect that light penetrates from panel the place ahead.In one embodiment, on this transparent loudspeaker panel, can add the layer structure with pattern, allow light penetration produce different sound and light programs.
In one embodiment, this light source can be to utilize plane light source module to be configured in panel the place ahead of loud speaker, by light beam initiatively is provided, allows light be penetrated by panel the place ahead.
In one embodiment, the structural design of loud speaker is to adopt the material of light transmission features, allows light directly penetrate from external environment condition, and allows light be penetrated by panel the place ahead.In one embodiment, on this transparent loudspeaker panel, can add the layer structure with pattern, allow light penetration produce different sound and light programs.
In one embodiment, the inner fluorescent material that adds of this transparent loudspeaker, the energy that allows light source provide remains in fluorescent material, and the time that continuity emits beam.
The present invention is the transparent Speaker panel combination of vibrating diaphragm with the electret.Close in panel sets and can print nontransparent or translucent pattern, or phosphor pattern, or the ground-glass appearance pattern of formation tool diffusion, or the engraving perforation pattern, light appears transparent or semitransparent pattern, or light appears phosphor pattern, or light appears the ground-glass appearance pattern that forms the tool diffusion, or light appears the engraving perforation pattern, makes transparent Speaker panel no longer dull, can be used as indoor extension picture and augment visual sense of beauty.
With the preceding case U.S. the 6th, 199, No. 655 patent propositions about the full image type transparent loudspeaker relatively, before case be to be the electrostatic loudspeaker of vibrating diaphragm with close drawing (Mylar) or polyester-imide (Kapton) material, mainly be to utilize the perforate distribution of double-deck transparent electrode plate to be staggered, to produce full figure (Holographic) visual effect.Light effect is to utilize by surround lighting to cause the perforate of double-deck transparent electrode plate to produce full figure.
A kind of transparent Speaker panel combining structure cut-away section schematic diagram that possesses provided by the present invention please refer to shown in Figure 1.Speaker panel combining structure 100 comprises that fixed plate electrode 105 with light transmission features, vibrating diaphragm 130 form with transparent frame 140.
This fixed plate electrode 105 comprises membrane layer 110 and the electrode film 120 that forms the surface, and this fixed plate electrode 105 has a plurality of penetrable sound holes.And vibrating diaphragm 130 comprises electret 132 and conducting film 134, at electret 132 conducting film 134 is set.And frame 140 is between fixed plate electrode 105 and vibrating diaphragm 130.This electrode film 120 is positioned at vibrating diaphragm 130 towards the direction of oscillation space, and conducting film 134 then is to be positioned at vibrating diaphragm 130 towards the opposed surface of oscillation space.
Fixed plate electrode 105 belows directly form a plurality of pads, and vibrating diaphragm 130 leans against on the pad, and keep gap fixing between fixed plate electrode 105 and the vibrating diaphragm 130.In addition, transparent frame 140 places the end limit, forms the transparent electroacoustic assembled panel with spacing washer (Spacer).And the space 150 between these spacing washers (Spacer) is that vibrating diaphragm 130 is in order to sonorific oscillation space.
And this Thin-shaped speaker panel combining structure 100, can adopt the characteristic with deflection, just fixed plate electrode 105, vibrating diaphragm 130 can use with transparent frame 140 has transparent macromolecular material, as Merlon (Polycarbonate, PC), polyethylene parabenzoic acid ester (Polyethylene Terephthalate, PET), the light polymer of ring-type alkene (Cyclic Olefin Copolymer, COC), polymethyl methacrylate (Polymethyl Methacrylate, PMMA) etc., and electrode film 120 or conducting film 134 can be formed by having transparent material, as indium tin oxide (Indium Tin Oxide, ITO) or indium-zinc oxide (Indium Zinc Oxide IZO) waits material.And if need the material of reflection characteristic, then can select metallic reflective coatings such as aluminium, silver etc.
In one embodiment, the membrane layer of fixed plate electrode and electrode film are that the membrane layer with electric conducting material is arranged in pairs or groups with the electrode film with electric conducting material.In another embodiment, if membrane layer is formed by electric conducting material, then because membrane layer itself has conductive characteristic, therefore do not need the electrode film of arranging in pairs or groups.
If do not consider printing opacity or reflection characteristic, when membrane layer 110 by plastic cement (PET, PC), rubber, paper, when non-conductive cloth electrically non-conductive materials such as (cotton fiber, macromolecular fibres) is formed, then electrode film 120 can be for example simple metal material or bimetallic material or indium tin oxide (Indium Tin Oxide such as its alloy or Ni/Au such as aluminium, gold, silver, copper, ITO) and indium-zinc oxide (Indium Zinc Oxide, IZO) combination of one of them or previous materials, or conductive polymer material (PEDOT) etc.
If membrane layer 110 is formed by electric conducting material, for example metal (iron, copper, aluminium etc. or its alloy), conduction cloth (metallic fiber, oxidized metal fiber, carbon fiber, graphite fibre) one of them the time, then because membrane layer 110 itself has conductive characteristic, therefore do not need the electrode film 120 of arranging in pairs or groups.
In addition, vibrating diaphragm 130 surfaces are via formed conducting films 132 of mode such as plating or sputters, or fixed plate electrode 105 surperficial formed electrode films 120, can be that the material with light reflex is formed, metallic reflective coating such as aluminium or silver for example is to strengthen emitting brightness.
Please refer to Fig. 2 A, be the Speaker panel combining structure cut-away section end view of the explanation embodiment of the invention.Fig. 2 B then is that the incident light interface enters through the end limit, again the schematic diagram of propagating to the Speaker panel combined central in the mode of fiber waveguide.This Speaker panel combining structure 200 comprises fixed plate electrode 205, the vibrating diaphragm 230 with light transmission features.Around Speaker panel combining structure 200, have transparent frame 240, be configured between fixed plate electrode 205 and the vibrating diaphragm 230.And having a plurality of penetrable sound holes 212 on the fixed plate electrode 205, the effect of penetrable sound hole 212 is to allow air is connected with outside air in the gap between fixed plate electrode 205 and the vibrating diaphragm 230.When vibrating diaphragm vibrated, vibrating diaphragm promoted air and flows through penetrable sound hole 212 and outwards send the sound.
This fixed plate electrode 205 comprises membrane layer 210 and the electrode film 220 that forms the surface, and this fixed plate electrode 205 has a plurality of penetrable sound holes.And vibrating diaphragm 230 comprises electret 232 and conducting film 234, at electret 232 conducting film 234 is set.And frame 240 is between fixed plate electrode 205 and vibrating diaphragm 230, in order to form vibrating diaphragm 230 in order to sonorific oscillation space.This electrode film 220 is positioned at vibrating diaphragm 230 towards the direction of oscillation space, and conducting film 234 then is to be positioned at vibrating diaphragm 230 towards the opposed surface of oscillation space.
In this embodiment, has transparent transparent electroacoustic assembled panel, can utilize elongate strip light source module 260 to make up four limit incident lights in transparent Speaker panel, light path shown in figure grade 262, cause the panel combination not only can send sound equipment outward but also can be luminous, the effect of acousto-optic homology is provided in the occasion of night or darkness, wherein the combination of light source module structure and Speaker panel is combined into one, have and carry the convenience of transporting and the aesthetic property of deflection moulding, be the inaccessiable function of general nontransparent conventional loudspeakers.
And the light source module 260 that adopts among this embodiment can be LED (light-emitting diode), laser (Laser), cold-cathode tube (CCFL), Organic Light Emitting Diode (OLED) etc.And the incident light interface can be entered by end limits such as transparent electrode plate, transparent frame, transparency electrode or transparent electrets, propagate to the Speaker panel combined central in the mode of fiber waveguide again, this propagates in the road because of the local scattering of material, the penetrable sound hole shape causes refraction or reflection and around can diffused light arriving, local light can be because going out transparent electrode plate less than transparent electrode plate to the angle of total reflection of air, similar backlight function, the effect of formation Speaker panel illuminated in combination.
Better go out light effect for reaching, above-mentioned light source module can be arranged in pairs or groups in addition, as stack tabula rasa, for example backlight on fixed plate electrode (material can be transparent or opaque).If but tabula rasa places the front end of loud speaker sounding, need then to add that hole uses in order to going out sound.The tabula rasa bottom surface can have the concave-convex micro-structure of printing pip or reflection usefulness, increases the efficient of reflection.
Please refer to Fig. 3 A and 3B, be the Speaker panel combining structure side-looking of explanation one embodiment of the invention
Figure.This Speaker panel combining structure 300 comprises fixed plate electrode 305, the vibrating diaphragm with light transmission features
330, and the elongate strip light source module 360 that is positioned at four end limits.
Fixed plate electrode 305 comprises membrane layer 310 and the electrode film 320 that forms the surface, and this fixed plate electrode 305 has a plurality of penetrable sound holes 312.And vibrating diaphragm 330 comprises electret 332 and conducting film 334, at electret 332 conducting film 334 is set.Between the adjacent pads 315 of fixed plate electrode 305, in order to form vibrating diaphragm 330 in order to sonorific oscillation space.This electrode film 320 is positioned at vibrating diaphragm 330 towards the direction of oscillation space, and conducting film 334 then is to be positioned at vibrating diaphragm 330 towards the opposed surface of oscillation space.
And the structure that this embodiment proposes is the directly a plurality of pads 315 of formation of fixed plate electrode 305 belows, and vibrating diaphragm 330 leans against on the pad 315, and keeps gap fixing between fixed plate electrode 305 and the vibrating diaphragm 330, in order to space, the service area size of keeping loud speaker.Illustrating shown pad 315 is long strip type, and side view is the U font, but is not as limit.That the front shape of this pad 315 can be is circular, the different geometry of polygonal or cross shape etc., needs on this viewable design and adjusting.In addition, transparent frame places the end limit, forms the transparent electroacoustic assembled panel with spacing washer (Spacer).
Please refer to Fig. 4, be the Speaker panel combining structure end view of explanation one embodiment of the invention.This Speaker panel combining structure 400 can be seen the pad 415 of fixed plate electrode 410 with light transmission features, penetrable sound hole 412, rectangular square crossing in appearance.But internal structure can be above-mentioned Fig. 1,2A and 2B and Fig. 3 A and 3B one of them, please refer to aforementioned content.And this Speaker panel combining structure 400, on its transparent fixed plate electrode 410, can print nontransparent or translucent pattern, or phosphor pattern, or form the ground-glass appearance pattern of tool diffusion on the transparent electrode plate, or the engraving perforation pattern, pattern 470 as shown in the figure.Utilize this pattern 470, light appears transparent or semitransparent pattern, or light appears phosphor pattern, or light appears the ground-glass appearance pattern that forms the tool diffusion, or light appears the engraving perforation pattern, makes transparent Speaker panel no longer dull, can be used as indoor extension picture and augment visual sense of beauty.In an other embodiment, this pattern 470 also can adopt the attached mode of hanging except the mode that adopts printing is formed on the transparent fixed plate electrode 410, hangs to be attached on the transparent fixed plate electrode 410.
Please refer to Fig. 5 A, be the Speaker panel combining structure fragmentary cross-sectional view of explanation one embodiment of the invention.This Speaker panel combining structure 500 comprises fixed plate electrode 505, vibrating diaphragm 530 and frame 540, is configured between fixed plate electrode 505 and the vibrating diaphragm 530.And having a plurality of penetrable sound holes 512 on the fixed plate electrode 505, the effect of penetrable sound hole 512 is to allow air is connected with outside air in the gap between fixed plate electrode 505 and the vibrating diaphragm 530.When vibrating diaphragm 530 vibrations, promote air and flow through penetrable sound hole 512 and outwards send the sound.
Between fixed plate electrode 505 and the vibrating diaphragm 530 and between the adjacent pads 552, have in order to as sonorific oscillation space 550.In addition, the mode that can paste of these pads 552 is fixed on the fixed plate electrode 505.By forming the working region of vibrating diaphragm 530 between the adjacent pads 552, just loud speaker produces the space of vibration sound field.And the structure of this pad 552 can be adjusted the design of configuration mode, height etc. according to the demand in the design.And the structure of this pad 552 also can be the pad that previous embodiment is mentioned, and is directly formed by fixed plate electrode 505 punching presses.
Better go out light effect for reaching, this Speaker panel combining structure 500 tops configuration tabula rasa structure 570, this tabula rasa structure 570 has penetrable sound hole 572 corresponding to penetrable sound hole 512 position configuration of fixed plate electrode 505, in order to air flow through penetrable sound hole 512 and 572 and outwards send the sound.The light beam that light source module 560 produces is then directly incided in the tabula rasa structure 570 by the side.Propagate to tabula rasa structure 570 central authorities in the mode of fiber waveguide, this propagates in road because of the local scattering of material again, and the penetrable sound hole shape causes refraction or reflection and around can diffused light arriving, to form the luminous effect of mask before the Speaker panel combination.
The bottom surface of above-mentioned tabula rasa structure 570 can have the concave-convex micro-structure of printing pip or reflection usefulness, increases the efficient of reflection.In addition, also can have the reflector of reflecting effect in the surface coating that fixed plate electrode 505 engages with tabula rasa structure 570, with the efficient of further increase reflection.In this embodiment, the electret 532 of the membrane layer 510 of fixed plate electrode 505 and electrode film 520, vibrating diaphragm 530 is with the conducting film 534 on electret 532 surfaces, select with the material of frame 540, just be not limited to light transmissive material, also can select the various materials that do not have light transmission features.
Can print nontransparent or translucent pattern on the tabula rasa structure 570, or phosphor pattern, or the ground-glass appearance pattern of formation tool diffusion, or the engraving perforation pattern, pattern 580 as shown in the figure.Utilize this pattern 580, light appears transparent or semitransparent pattern, or light appears phosphor pattern, or light appears the ground-glass appearance pattern that forms the tool diffusion, or light appears the engraving perforation pattern, makes Speaker panel no longer dull, can be used as indoor extension picture and augment visual sense of beauty.Certainly, also can use the pattern that can substitute or add, extension is attached on the tabula rasa structure 570.In addition, the pattern 580 of this printing or hang attached pattern, in one embodiment, can add the fluorescent material with fluorescent effect at the pattern of printing, the energy that allows light source module 560 provide remains in fluorescent material, and the time that continuity emits beam, it is luminous that pattern 580 can be continued.In addition, tabula rasa structure 570 inside also can add fluorescent material, to prolong luminous effect.
Please refer to Fig. 5 B, be the Speaker panel combining structure fragmentary cross-sectional view of explanation another embodiment of the present invention.This structure and Fig. 5 A are approximate, so same section superfluous stating no longer.And with the structural difference of Fig. 5 A place be the rear that tabula rasa structure 570 is configured in vibrating diaphragm 530, and do not need to form penetrable sound hole 572 structures shown in Fig. 5 A.
The light beam that produces via light source module 560 then directly by surface feeding sputtering in tabula rasa structure 570.Propagate to tabula rasa structure 570 central authorities in the mode of fiber waveguide, this propagates in road because of around the local scattering of material and diffused light arrive, to form the effect of Speaker panel illuminated in combination again.The bottom surface of above-mentioned tabula rasa structure 570 can have the concave-convex micro-structure of printing pip or reflection usefulness, increases the efficient of reflection.
Can print nontransparent or translucent pattern on the fixed plate electrode 505, or phosphor pattern, or the ground-glass appearance pattern of formation tool diffusion, or the engraving perforation pattern, pattern 580 as shown in the figure.Utilize this pattern 580, light appears transparent or semitransparent pattern, or light appears phosphor pattern, or light appears the ground-glass appearance pattern that forms the tool diffusion, or light appears the engraving perforation pattern, makes Speaker panel no longer dull, can be used as indoor extension picture and augment visual sense of beauty.Certainly, also can use the pattern that can substitute or add, extension is attached on the fixed plate electrode 505.In addition, the pattern 580 of this printing or hang attached pattern, in one embodiment, can add the fluorescent material with fluorescent effect at the pattern of printing, the energy that allows light source module 560 provide remains in fluorescent material, and the time that continuity emits beam, it is luminous that pattern 580 can be continued.In addition, tabula rasa structure 570 inside also can add fluorescent material, to prolong luminous effect.
Please refer to Fig. 6, be the Speaker panel combining structure fragmentary cross-sectional view of explanation one embodiment of the invention.This Speaker panel combining structure 600 comprises transparent fixed plate electrode 605, vibrating diaphragm 630 and frame 640.This frame 640 is configured in arbitrary end face on four limits of Speaker panel combining structure 600, and between transparent fixed plate electrode 605 and vibrating diaphragm 630.And having a plurality of penetrable sound holes 612 on the transparent fixed plate electrode 605, the effect of penetrable sound hole 612 is to allow air is connected with outside air in the gap between transparent fixed plate electrode 605 and the vibrating diaphragm 630.When vibrating diaphragm 630 vibrations, promote air and flow through penetrable sound hole 612 and outwards send the sound.And between transparent fixed plate electrode 605 and vibrating diaphragm 630, dispose a plurality of pads 652, have in order to as sonorific oscillation space 650.Pad 652 can be that previous embodiment is mentioned the pad that is directly formed by transparent fixed plate electrode 605 punching presses.
Fixed plate electrode 605 comprises membrane layer 610 and the electrode film 620 that forms the surface.And vibrating diaphragm 630 comprises electret 632 and conducting film 634, at electret 632 conducting film 634 is set.This electrode film 620 is positioned at vibrating diaphragm 630 towards the direction of oscillation space, and conducting film 634 then is to be positioned at vibrating diaphragm 630 towards the opposed surface of oscillation space.
Can print nontransparent or translucent pattern on the transparent fixed plate electrode 605, or phosphor pattern, or form the ground-glass appearance pattern of tool diffusion on the transparent electrode plate, or the engraving perforation pattern, pattern 680 as shown in the figure.Utilize the pattern 680 of this printing, light appears transparent or semitransparent pattern, or light appears phosphor pattern, or light appears the ground-glass appearance pattern that forms the tool diffusion, or light appears the engraving perforation pattern, makes transparent Speaker panel no longer dull, can be used as indoor extension picture and augment visual sense of beauty.Certainly, also can use the pattern that can substitute or add, extension is attached on the transparent fixed plate electrode 605.In addition, the pattern 680 of this printing also can be to hang attached pattern, in one embodiment, can add the fluorescent material with fluorescent effect at the pattern of printing, the energy that allows light source module 660 provide remains in fluorescent material, and the time that continuity emits beam, it is luminous that pattern 680 can be continued.In addition, Speaker panel combining structure 600 inside also can add fluorescent material, to prolong luminous effect.
The position of light source module 660 is selected via frame 640, and the light beam that produces is directly incided between transparent fixed plate electrode 605 and the vibrating diaphragm 630 by the side.At this moment, transparent fixed plate electrode 605, electrode 620 must be the materials of light-permeable with the material of frame 640.And vibrating diaphragm 630 surfaces can be coated with the reflector with reflecting effect, with the efficient of further increase reflection.Or the electrode film of vibrating diaphragm 630 bottoms 632 selected materials are the material with reflecting effect.
In one embodiment, also can not use light source module 660, and Speaker panel combining structure 600 is selected to use the material of light-permeables, just the membrane layer 610 of transparent fixed plate electrode 605 all is to use printing opacity or material transparent with electrode film 620, vibrating diaphragm 630 with frame 640, and allow the light of external environment directly pass this Speaker panel combining structure 600, and demonstrate pattern 680.
Please refer to Fig. 7, be the Speaker panel combining structure fragmentary cross-sectional view of explanation one embodiment of the invention.This Speaker panel combining structure 700 comprises transparent fixed plate electrode 705, vibrating diaphragm 730 and frame 740.Fixed plate electrode 705 comprises membrane layer 710 and the electrode film 720 that forms the surface.And vibrating diaphragm 730 comprises electret 732 and conducting film 734, at electret 732 conducting film 734 is set.This electrode film 720 is positioned at vibrating diaphragm 730 towards the direction of oscillation space, and conducting film 734 then is to be positioned at vibrating diaphragm 730 towards the opposed surface of oscillation space.
This frame 740 be configured in Speaker panel combining structure 700 around, between transparent fixed plate electrode 705 and vibrating diaphragm 730.And have a plurality of penetrable sound holes 712 on the transparent fixed plate electrode 705.Between transparent fixed plate electrode 705 and the vibrating diaphragm 730 and between the adjacent pads 752, have in order to as vibrating diaphragm 730 sonorific oscillation spaces 750.And the structure of this pad 752 also can be that previous embodiment is mentioned the pad that is directly formed by transparent fixed plate electrode 705 punching presses.Transparent fixed plate electrode 705 has the pattern 780 of printing.Above-mentioned structure and its function, similar with the embodiment of Fig. 6, but difference is the selection of light source module 760 positions.
Please refer to Fig. 8, be the Speaker panel combining structure fragmentary cross-sectional view of explanation one embodiment of the invention, in this embodiment, this light beam is the plane light source module via the panel rear that is configured in transparent loudspeaker, with the straight-down negative configuration mode, be distributed in the rear of transparent loudspeaker panel.The Speaker panel combining structure then is to adopt light-permeable or material transparent.
This Speaker panel combining structure comprises fixed plate electrode 805, vibrating diaphragm 830.Around the Speaker panel combining structure, have frame 840, be configured between fixed plate electrode 805 and the vibrating diaphragm 830.And having a plurality of penetrable sound holes 812 on the fixed plate electrode 805, the effect of penetrable sound hole 812 is to allow air is connected with outside air in the gap between fixed plate electrode 805 and the vibrating diaphragm 830.When vibrating diaphragm 830 vibrations, promote air and flow through penetrable sound hole 812 and outwards send the sound.
Fixed plate electrode 805 comprises membrane layer 810 and the electrode film 820 that forms the surface.And vibrating diaphragm 830 comprises electret 832 and conducting film 834, at electret 832 conducting film 834 is set.This electrode film 820 is positioned at vibrating diaphragm 830 towards the direction of oscillation space, and conducting film 834 then is to be positioned at vibrating diaphragm 830 towards the opposed surface of oscillation space.
Between fixed plate electrode 805 and the vibrating diaphragm 830 and between the adjacent pads 852, have in order to as vibrating diaphragm 830 sonorific oscillation spaces 850.In addition, between this oscillation space 850, dispose a plurality of pads 852, the mode that these pads 852 can be pasted is fixed on the fixed plate electrode 805.By forming the working region of vibrating diaphragm 830 between the adjacent pads 852, just loud speaker produces the space of vibration sound field.And the structure of this pad 852 can be adjusted the design of configuration mode, height etc. according to the demand in the design.The structure of pad 852 also can be the pad that previous embodiment is mentioned, and is directly formed by fixed plate electrode 805 punching presses.
For reaching the more uniform light effect that goes out, these Speaker panel combining structure 800 rears are with straight-down negative configuration mode configuration plane light source module 860.This plane light source module 860 has a plurality of luminescence units, can adjust the position that these luminescence units dispose according to the equidistant mean allocation of design or according to demand.And fixed plate electrode 805, vibrating diaphragm 830 and frame 840 all are to adopt light-permeable or material transparent, in order to the ejaculation of light.
Can print nontransparent or translucent pattern on the fixed plate electrode 805, or phosphor pattern, or form the ground-glass appearance pattern of tool diffusion on the transparent electrode plate, or the engraving perforation pattern, pattern 880 as shown in the figure.Utilize the pattern 880 of this printing, light appears transparent or semitransparent pattern, or light appears phosphor pattern, or light appears the ground-glass appearance pattern that forms the tool diffusion, or light appears the engraving perforation pattern, makes transparent Speaker panel no longer dull, can be used as indoor extension picture and augment visual sense of beauty.Certainly, also can use the pattern that can substitute or add, extension is attached on the transparent fixed plate electrode 805.In addition, the pattern 880 of this printing also can be to hang attached pattern, in one embodiment, can add the fluorescent material with fluorescent effect at the pattern of printing, the energy that allows light source module 860 provide remains in fluorescent material, and the time that continuity emits beam, it is luminous that pattern 880 can be continued.In addition, Speaker panel combining structure inside also can add fluorescent material, to prolong luminous effect.
Please refer to Fig. 9, be the Speaker panel combining structure fragmentary cross-sectional view of the explanation embodiment of the invention, in one embodiment, this light beam is that the plane light source module via the panel the place ahead that is configured in transparent loudspeaker sends.
This Speaker panel combining structure comprises fixed plate electrode 905 and vibrating diaphragm 930.Around the Speaker panel combining structure, have frame 940, be configured between fixed plate electrode 905 and the vibrating diaphragm 930.And having a plurality of penetrable sound holes 912 on the fixed plate electrode 905, the effect of penetrable sound hole 912 is to allow air is connected with outside air in the gap between fixed plate electrode 905 and the vibrating diaphragm 930.When vibrating diaphragm 930 vibrations, promote air and flow through penetrable sound hole 912 and outwards send the sound.
Fixed plate electrode 905 comprises membrane layer 910 and the electrode film 920 that forms the surface.And vibrating diaphragm 930 comprises electret 932 and conducting film 934, at electret 932 conducting film 934 is set.This electrode film 920 is positioned at vibrating diaphragm 930 towards the direction of oscillation space, and conducting film 934 then is to be positioned at vibrating diaphragm 930 towards the opposed surface of oscillation space.
Between fixed plate electrode 905 and the vibrating diaphragm 930 and between the adjacent pads 952, have in order to as sonorific oscillation space 950.In addition, the mode that can paste of these pads 952 is fixed on the fixed plate electrode 905.By forming the working region of vibrating diaphragm 930 between the adjacent pads 952, just loud speaker produces the space of vibration sound field.And the structure of this pad 952 can be adjusted the design of configuration mode, height etc. according to the demand in the design.The structure of pad 952 also can be the pad that previous embodiment is mentioned, and is directly formed by fixed plate electrode 905 punching presses.
For reaching the more uniform light effect that goes out, this Speaker panel combining structure the place ahead is with configuration light source module 960.This light source module 960 has a plurality of luminescence units, can adjust the position that these luminescence units dispose according to the equidistant mean allocation of design or according to demand.This light source module 960 has penetrable sound hole 964 corresponding to penetrable sound hole 912 position configuration of fixed plate electrode 905, in order to air flow through penetrable sound hole 912 and 964 and outwards send the sound.The light that light source module 960 produces then outwards penetrates in uniform mode.
The bottom surface of above-mentioned light source module 960 can have the concave-convex micro-structure of printing pip or reflection usefulness, increases the efficient of reflection.In addition, also can have the reflector of reflecting effect in the surface coating that fixed plate electrode 905 engages with light source module 960, with the efficient of further increase reflection.In this embodiment, fixed plate electrode 905,, vibrating diaphragm 930 selects with the material of frame 940, just is not limited to light transmissive material, also can select the various materials that do not have light transmission features.
Can print nontransparent or translucent pattern on the light source module 960, or phosphor pattern, or form the ground-glass appearance pattern of tool diffusion on the transparent electrode plate, or the engraving perforation pattern, pattern 980 as shown in the figure.Utilize the pattern 980 of this printing, light appears transparent or semitransparent pattern, or light appears phosphor pattern, or light appears the ground-glass appearance pattern that forms the tool diffusion, or light appears the engraving perforation pattern, makes transparent Speaker panel no longer dull, can be used as indoor extension picture and augment visual sense of beauty.Certainly, also can use the pattern that can substitute or add, extension is attached on the light source module 960.In addition, the pattern 980 of this printing also can be to hang attached pattern, in one embodiment, can add the fluorescent material with fluorescent effect at the pattern of printing, the energy that allows light source module 960 provide remains in fluorescent material, and the time that continuity emits beam, it is luminous that pattern 980 can be continued.In addition, Speaker panel combining structure inside also can add fluorescent material, to prolong luminous effect.
Though the present invention discloses as above with preferred embodiment; so it is not in order to limit the present invention; those of ordinary skill under any in the technical field; without departing from the spirit and scope of the present invention; when can doing a little change and retouching, so protection scope of the present invention is as the criterion when looking the claim person of defining.
Claims (57)
1. loud speaker comprises:
Transparent Speaker panel combination;
Light source module in order to light beam to be provided, is incident to this Speaker panel combination; And
Tabula rasa is connected to this light source module, and the light beam that this light source module sends is incident to the combination of this Speaker panel by this tabula rasa, and this Speaker panel combination is sounded and outwards luminous,
Wherein this transparent Speaker panel combination comprises:
Vibrating diaphragm comprises electret and conducting film, and this electret surface is provided with conducting film;
Fixed plate electrode has a plurality of penetrable sound holes; With
A plurality of spacing washers, this spacing washer are configured between this fixed plate electrode and this vibrating diaphragm, form the sonorific working region of this vibrating diaphragm.
2. loud speaker as claimed in claim 1, wherein this light source module is the strip light source module, light beam is from the end limit incident of this Speaker panel combination, and propagates via the mode of fiber waveguide, and penetrates light from this Speaker panel combination direction of sounding.
3. loud speaker as claimed in claim 2, wherein one of them is formed this light source module by light-emitting diode, laser and cold-cathode tube.
4. loud speaker as claimed in claim 2, wherein this light source module is made up of Organic Light Emitting Diode.
5. loud speaker as claimed in claim 1, wherein this fixed plate electrode nontransparent or translucent pattern of printing on the surface of direction of sounding, or phosphor pattern, or form the ground-glass appearance pattern of tool diffusion or engraving perforation pattern.
6. loud speaker as claimed in claim 5, wherein should print nontransparent or translucent pattern, or this ground-glass appearance pattern of formation tool diffusion, or the engraving perforation pattern add the fluorescent material with fluorescent effect, the energy that can allow this light source module provide remains in this fluorescent material and continues the time that emits beam.
7. loud speaker as claimed in claim 1 is wherein hung the accompanying drawing case on this fixed plate electrode, and the transparent membrane with penetrable sound hole is arranged on this pattern.
8. loud speaker as claimed in claim 7 wherein, prints nontransparent or semi-transparent pattern on this transparent membrane on this pattern, or phosphor pattern, or forms the ground-glass appearance pattern of tool diffusion, or the engraving perforation pattern.
9. loud speaker as claimed in claim 8, wherein this pattern adds the fluorescent material with fluorescent effect, the energy that can allow this light source module provide remains in this fluorescent material and continues the time that emits beam.
10. loud speaker as claimed in claim 1, inner fluorescent material that adds of this Speaker panel combining structure wherein is to prolong luminous effect.
11. loud speaker as claimed in claim 1, wherein these spacing washers are a plurality of pads, are formed by this fixed plate electrode punching press.
12. loud speaker as claimed in claim 1, wherein this tabula rasa is disposed at the place ahead that this Speaker panel makes up outside light emission direction, and has a plurality of first penetrable sound holes, and the position is corresponding to these penetrable sound holes of this fixed plate electrode.
13. loud speaker as claimed in claim 12, wherein this tabula rasa bottom surface has the concave-convex micro-structure of printing pip or reflection usefulness, in order to reflect the light beam that this light source module sends.
14. loud speaker as claimed in claim 12, wherein this tabula rasa has nontransparent or translucent pattern, or phosphor pattern, or forms the ground-glass appearance pattern of tool diffusion, or the engraving perforation pattern.
15. loud speaker as claimed in claim 1, wherein this tabula rasa is disposed at the rear that this Speaker panel makes up outside light emission direction, and this tabula rasa bottom surface has the concave-convex micro-structure of printing pip or reflection usefulness, in order to reflect the light beam that this light source module sends.
16. loud speaker as claimed in claim 15 wherein has nontransparent or translucent pattern on this fixed plate electrode, or phosphor pattern, or forms the ground-glass appearance pattern of tool diffusion, or the engraving perforation pattern.
17. loud speaker as claimed in claim 16, wherein this nontransparent or translucent pattern, or this phosphor pattern, or this ground-glass appearance pattern, maybe this engraving perforation pattern is to be printed on this fixed plate electrode.
18. loud speaker as claimed in claim 16, wherein this nontransparent or translucent pattern, or this phosphor pattern, or this ground-glass appearance pattern, maybe this engraving perforation pattern is to hang to be attached on this fixed plate electrode.
19. loud speaker as claimed in claim 2, wherein this Speaker panel combination has more frame, and wherein this light source module is injected light beam from this bezel locations around this Speaker panel combination.
20. loud speaker as claimed in claim 2, wherein the conducting film of this vibrating diaphragm comprises the reflectance coating with reflecting effect.
21. loud speaker as claimed in claim 20, wherein this reflectance coating is aluminium or silver metal reflectance coating.
22. loud speaker as claimed in claim 19, wherein this fixed plate electrode has the electrode film on membrane layer and this membrane layer surface, and this fixed plate electrode and this frame are made up of the material with light transmission features.
23. loud speaker as claimed in claim 22, wherein the material of this fixed plate electrode and this frame composition is transparent macromolecular material.
24. loud speaker as claimed in claim 23, wherein this macromolecular material is the combination in any of Merlon, polyethylene parabenzoic acid ester, the light polymer of ring-type alkene and polymethyl methacrylate one of them or previous materials.
25. loud speaker as claimed in claim 22, wherein the material formed of this conducting film is the combination of indium tin oxide and indium-zinc oxide one of them or previous materials.
26. loud speaker as claimed in claim 2, wherein this light source module is injected light beam from this fixed electrode Board position around this Speaker panel combination, and this conducting film comprises the reflectance coating with reflecting effect.
27. loud speaker as claimed in claim 26, wherein this reflectance coating is aluminium or silver metal reflectance coating.
28. loud speaker as claimed in claim 26, wherein this fixed plate electrode is made up of the material with light transmission features.
29. loud speaker as claimed in claim 28, wherein the material of this fixed plate electrode is transparent macromolecular material.
30. loud speaker as claimed in claim 29, wherein this macromolecular material is the combination in any of Merlon, polyethylene parabenzoic acid ester, the light polymer of ring-type alkene and polymethyl methacrylate one of them or previous materials.
31. loud speaker as claimed in claim 26, wherein the material formed of this conducting film is the combination of indium tin oxide and indium-zinc oxide one of them or previous materials.
32. a loud speaker comprises:
Transparent Speaker panel combination; And
Plane light source module in order to light beam to be provided, is incident to the combination of this Speaker panel, and this Speaker panel combination is sounded and outwards luminous,
Wherein, this transparent Speaker panel combination comprises:
Vibrating diaphragm comprises electret and conducting film, and this electret surface is provided with conducting film;
Fixed plate electrode has a plurality of penetrable sound holes; With
A plurality of spacing washers, this spacing washer are configured between this fixed plate electrode and this vibrating diaphragm, form the sonorific working region of this vibrating diaphragm.
33. loud speaker as claimed in claim 32, wherein one of them is formed this plane light source module by light-emitting diode, laser and cold-cathode tube.
34. loud speaker as claimed in claim 32, wherein this plane light source module is made up of Organic Light Emitting Diode.
35. loud speaker as claimed in claim 32, wherein this plane light source module is positioned at the place ahead that this Speaker panel makes up the direction of sounding, in order to directly this Speaker panel of light beam directive is made up, use allowing the direction of sounding emit beam, and have corresponding a plurality of light source module penetrable sound holes corresponding to these penetrable sound hole positions of this fixed plate electrode.
36. loud speaker as claimed in claim 35, wherein this plane light source module bottom has the printing pip or reflects the concave-convex micro-structure of usefulness, to increase the efficient of reflection.
37. loud speaker as claimed in claim 32, wherein this plane light source module is positioned at the rear that this Speaker panel makes up the direction of sounding, and in order to this Speaker panel combination of light incident, emits beam and make up the direction of sounding from this Speaker panel.
38. loud speaker as claimed in claim 37, wherein the material of this fixed plate electrode composition is transparent macromolecular material.
39. loud speaker as claimed in claim 38, wherein this macromolecular material is the combination in any of Merlon, polyethylene parabenzoic acid ester, the light polymer of ring-type alkene and polymethyl methacrylate one of them or previous materials.
40. loud speaker as claimed in claim 37, wherein the material formed of this conducting film is the combination of indium tin oxide and indium-zinc oxide one of them or previous materials.
41. loud speaker as claimed in claim 32 wherein has pattern on this fixed plate electrode, and the transparent membrane with penetrable sound hole is arranged on this pattern.
42. loud speaker as claimed in claim 41, the wherein nontransparent or translucent pattern of printing on this transparent membrane, or phosphor pattern, or the ground-glass appearance pattern of formation tool diffusion, or engraving perforation pattern.
43. loud speaker as claimed in claim 41, wherein this pattern adds the fluorescent material with fluorescent effect, and the energy that can allow this light source module provide remains in this fluorescent material and continues the time that emits beam.
44. loud speaker as claimed in claim 41, wherein this pattern is to be printed on this fixed plate electrode.
45. loud speaker as claimed in claim 41, wherein this pattern is to hang to be attached on this fixed plate electrode.
46. loud speaker as claimed in claim 32, wherein this Speaker panel combining structure inside adds fluorescent material, to prolong luminous effect.
47. loud speaker as claimed in claim 32, wherein these spacing washers are a plurality of pads, are formed by this fixed plate electrode punching press.
48. a loud speaker comprises the combination of transparent loudspeaker panel, this transparent loudspeaker panel combination comprises:
Vibrating diaphragm comprises electret and conducting film, and this electret surface is provided with conducting film;
Fixed plate electrode has a plurality of penetrable sound holes; With
A plurality of spacing washers, this spacing washer are configured between this fixed plate electrode and this vibrating diaphragm, form the sonorific working region of this vibrating diaphragm, wherein
This transparent loudspeaker panel combination is incident to this transparent loudspeaker panel combination by extraneous light, makes this transparent loudspeaker panel sets be combined in same direction and sounds with luminous.
49. loud speaker as claimed in claim 48, wherein this fixed plate electrode is made up of the material with light transmission features.
50. loud speaker as claimed in claim 49, wherein the material of this fixed plate electrode is transparent macromolecular material.
51. loud speaker as claimed in claim 50, wherein this macromolecular material is the combination in any of Merlon, polyethylene parabenzoic acid ester, the light polymer of ring-type alkene and polymethyl methacrylate one of them or previous materials.
52. loud speaker as claimed in claim 51, wherein the material formed of this conducting film is the combination of indium tin oxide and indium-zinc oxide one of them or previous materials.
53. loud speaker as claimed in claim 48, wherein this fixed plate electrode nontransparent or translucent pattern of printing on the surface of direction of sounding, or phosphor pattern, or form the ground-glass appearance pattern of tool diffusion or engraving perforation pattern.
54. loud speaker as claimed in claim 53 wherein should print nontransparent or translucent pattern, or formed the ground-glass appearance pattern of tool diffusion, or the engraving perforation pattern adds the fluorescent material with fluorescent effect.
55. loud speaker as claimed in claim 48 is wherein hung the accompanying drawing case on this fixed plate electrode, the transparent membrane with penetrable sound hole is arranged on this pattern, nontransparent or the translucent pattern of printing on its transparent membrane, or phosphor pattern, or the ground-glass appearance pattern of formation tool diffusion, or the engraving perforation pattern.
56. loud speaker as claimed in claim 55, wherein this pattern adds the fluorescent material with fluorescent effect.
57. loud speaker as claimed in claim 48, wherein this transparent loudspeaker panel combination inside configuration adds fluorescent material, to prolong luminous effect.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810166128XA CN101715159B (en) | 2008-10-08 | 2008-10-08 | Loudspeaker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810166128XA CN101715159B (en) | 2008-10-08 | 2008-10-08 | Loudspeaker |
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| CN101715159A CN101715159A (en) | 2010-05-26 |
| CN101715159B true CN101715159B (en) | 2013-08-07 |
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| CN200810166128XA Active CN101715159B (en) | 2008-10-08 | 2008-10-08 | Loudspeaker |
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| CN103513194B (en) * | 2013-10-06 | 2016-03-02 | 宁波大红鹰学院 | A kind of waveguide-coupled magnetoelectronic devices |
| US9258651B2 (en) * | 2013-10-17 | 2016-02-09 | Turtle Beach Corporation | Transparent parametric transducer and related methods |
| CN105681990B (en) * | 2014-11-19 | 2019-09-10 | 共达电声股份有限公司 | A kind of silicon capacitor microphone |
| TR201615884A2 (en) * | 2015-12-07 | 2017-06-21 | Ford Global Tech Llc | ILLUMINATED SPEAKER |
| CN110969953A (en) * | 2018-09-28 | 2020-04-07 | 深圳光峰科技股份有限公司 | LED display screen |
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