CN2514604Y - Optical display loud-speaker - Google Patents

Abstract

The utility model belongs to an optical display loudspeaker, comprising an oscillating part, characterized in that the oscillating part comprises at least one acousto-optic component. For a flat optical display loudspeaker, the acousto-optic component has a luminous diaphragm and a luminous rubber ring. For a piezoelectric or a bending vibration sheet optical display loudspeaker, the acousto-optic component is a luminous diaphragm. For a tapered optical display loudspeaker, the acousto-optic component has a luminous sound basin (or diaphragm), a luminous rubber ring and a luminous dust shield. The oscillating part of the utility model comprises the acousto-optic component of the luminous diaphragm and the like, the concept is novel, the acousto-optic function is integrated as a body, and the structure is compact. The utility model can satisfy the vocalism function of the traditional loudspeaker and also can give out patterns which change along with the rhythm of the music, and the dynamic feeling is notable, thereby achieving the harmonious and perfect acousto-optic effect. The utility model has low power consumption and soft and clear ray, and doesn't have harmful radiation. The light source doesn't heat. Moreover, the utility model can be widely applicable for sound, vehicle sound, family sound, Hi-Fi sound, public-address system, computer, telephone, mobile telephone, and the like.

Description

Optical display loudspeaker

Technical field

The utility model belongs to the sound technique field, specifically is a kind of optical display loudspeaker of energy display pattern.

Background technology

In the sound equipment field, people organically combine sound and light when pursuing graceful tonequality especially by every means, are that consumer's life staying idle at home, operational environment increases warmth, perfect sound and light program with the enterprise.Traditional loud speaker kind is a lot, as dynamic speaker, piezo-electric loudspeaker, electrostatic loudspeaker, flexural vibrations type panel speaker, electromagnetic loudspeaker etc., but the optical display loudspeaker that acousto-optic is organically combined has not been arranged also.

Be to realize sound and light program, the sound equipment modes that adopt loud speaker and lamp decoration simple combination are arranged at light-emitting diode etc. around the loud speaker more, complex structure, and inconvenient maintenance, it is desirable that sound and light program is owed.And, the employed light source temperature of the lamp decoration acoustic product height that has, careless slightly will the damage, dazzling light stimulation meeting causes harmful effect to people.

Summary of the invention

The purpose of this utility model is to overcome the above-mentioned deficiency of prior art, carries the integrated optical display loudspeaker of a kind of altogether sound, light combination, to reach sound and light program harmony, perfection, satisfies the demand of acoustic product.

Optical display loudspeaker of the present utility model, the involving vibrations part is characterized in that: described oscillating component contains at least one acousto-optic member.For piston type rigidity vibration optical display loudspeaker, described acousto-optic member is luminous vibrating diaphragm and luminous cushion rubber.For piezoelectric type or the dull and stereotyped optical display loudspeaker of flexural vibrations, described acousto-optic member is luminous vibrating diaphragm.For the taper optical display loudspeaker, described acousto-optic member is luminous sound basin (or vibrating diaphragm), luminous cushion rubber and luminous dust cover.

Oscillating component of the present utility model contains at least one acousto-optic member, as luminous vibrating diaphragm (or luminous sound basin), luminous cushion rubber and luminous dust cover etc., when satisfying the conventional loudspeakers vocal function, can send again with the light of music rhythm variation and the color of image gray scale of variation, obviously dynamic, the harmony that reaches sound and light program is with perfect.

No matter adopt the electroluminescent member, or the illuminated component of long after glow luminous material or fluorescent material making, it is low in energy consumption, the light that is sent is soft, clear, no harm ray, light source does not generate heat, and can not cause any harmful effect to loud speaker itself, surrounding environment and people.

It is novel, integrates the acousto-optic function, and compact conformation can be widely used in a plurality of fields such as stereo of stage, automobile audio, home audio, Public Address system, Hi-Fi sound equipment, the decorative effect ideal.

Description of drawings

Fig. 1 is the structure chart of its dull and stereotyped optical display loudspeaker;

Fig. 2 is the structure chart of its taper optical display loudspeaker;

Fig. 3 is the structure chart of the dull and stereotyped optical display loudspeaker of its flexural vibrations;

Fig. 4 a_d is four kinds of example structure schematic diagrames of its electroluminescent vibrating diaphragm;

Fig. 5 a-c is that its electroluminescent vibrating diaphragm constitutes schematic diagrames such as luminous pattern, literal, symbol;

Fig. 6 a, b are its matrix and dot matrix electroluminescent vibrating diaphragm example structure schematic diagram;

Fig. 7 a is the dot matrix electroluminescent diaphragm structure schematic diagram of its band touch-screen;

Fig. 7 b is the dot matrix electroluminescent vibrating diaphragm front view of its band touch-screen;

Fig. 7 c is the luminescent layer three primary colors module diagram of the luminous vibrating diaphragm of Fig. 7 a;

Fig. 8 a-c is several luminous electrical schematic diagrams of optical display loudspeaker;

Fig. 9 is the control circuit figure of its dot matrix electroluminescent vibrating diaphragm.

Embodiment

Further specify below in conjunction with the embodiment accompanying drawing.

Piston type rigidity oscillating flat plate optical display loudspeaker as shown in Figure 1, its basic structure is with traditional product.Comprise: magnet steel (excitation) partly, basin frame 3 and the oscillating component that is arranged at basin frame 3.The magnet steel part is made up of T shape armature 5, magnet 6 and clamping plate 7; The member of its oscillating component comprises cushion rubber 1, vibrating diaphragm 2, conical horn 4, voice coil loudspeaker voice coil 9 and plays ripple 8 that wherein cushion rubber 1, vibrating diaphragm 2 adopt luminous cushion rubber and luminous vibrating diaphragm.Luminous vibrating diaphragm comes radiation acoustic energy by vibration.

Taper optical display loudspeaker shown in Figure 2 comprises: magnet steel part, basin frame 13 and the vibrating diaphragm part that is arranged at basin frame 13; The magnet steel part is made up of T shape armature 15, magnet 16 and clamping plate 17; Its oscillating component is made up of cushion rubber 11, sound basin 12, dust cover 14, voice coil loudspeaker voice coil 19 and bullet ripple 18.Its middle pitch basin (or vibrating diaphragm) 12, cushion rubber 11 and dust cover 14 can adopt the acousto-optic member, promptly luminous sound basin (or vibrating diaphragm), luminous cushion rubber and luminous dust cover.Luminous sound basin (or vibrating diaphragm) vibrates radiation acoustic energy by the piston type rigidity.

The dull and stereotyped optical display loudspeaker of Fig. 3 flexural vibrations for another example, forming this luminous vibrating diaphragm by exciter 32 and luminous vibrating diaphragm 32 two parts is luminous composite honeycomb structure vibrating diaphragm.Its luminous composite honeycomb vibrating diaphragm 32 can be provided with luminescent layer on traditional composite honeycomb vibrating diaphragm surface and realize, can also be electroluminescent layer structure.Luminous composite honeycomb vibrating diaphragm comes radiation acoustic energy by flexural vibrations.

The acousto-optic member of above-mentioned optical display loudspeaker is the acousto-optic member that contains long afterglow luminous powder or phosphor powder.Long afterglow luminous material is a kind of after natural daylight, light or ultraviolet irradiation, and the energy that its absorption and storage obtained discharges with the form of visible light more continuously.It directly translates in the dark luminous for a long time, is persistence more than 3-15 hour.This series products can use repeatedly, and the life-span was 10 years, and material is harmless.Have good physics and chemical stability; Material granule can be controlled in 400 orders-80 order, is applicable to the different components manufacturing process; The saturated firing time of material is 1-20 minute, and color is many, beautiful in colour, long after glow luminous material can be used in the multiple transparent or semitransparent medium.As plastics, glaze, printing ink, glass, chemical fibre, resin etc.Therefore long-afterglow material is easy to realization with the acousto-optic member that other material is composited, can directly itself and other material mixing be made long-persistence luminous parts, as above-mentioned luminous vibrating diaphragm, luminous cushion rubber, luminous sound basin (or vibrating diaphragm), luminous cushion rubber, luminous dust cover and luminous composite honeycomb vibrating diaphragm; And fluorescent material can be luminous under the black light lamp irradiation.

The acousto-optic member of above-mentioned optical display loudspeaker also can be provided with luminescent layer and realize on the front surface of oscillating component.According to the design needs, luminescent layer can be arranged on vibrating diaphragm surface or cushion rubber surface or dust cover surface or vibrating diaphragm surface and cushion rubber surface or the vibrating diaphragm surface and the dust cover surface of loud speaker.

Luminescent layer on the above-mentioned member can be long afterglow luminous material luminescent coating or fluorescent material coating.

Luminescent layer on the above-mentioned member can also be an electroluminescent thin film, and this electroluminescent thin film is by the driving power driven for emitting lights.Electroluminescent (or electroluminescence), its English Electrduminescent by name is characterized by load capacitance.EL electroluminescent product has low-power consumption, no harm ray, deflection, luminous soft, starting is fast, noninertia, visual angle are big, good, the luminous feature such as clear of Penetrating Fog performance.

Above-mentioned acousto-optic member preferably adopts electroluminescent acousto-optic member, as electroluminescent vibrating diaphragm, electroluminescent cushion rubber etc.Fig. 4 a_d is four kinds of example structure schematic diagrames of its electroluminescent vibrating diaphragm.

Electroluminescent vibrating diaphragm basic structure is shown in Fig. 4 a, and it adopts layer structure, is made up of the luminescent layer 24 between transparency electrode 26, electrode 22 and two electrodes at least.The electrode layer of electroluminescent vibrating diaphragm can be transparent.When driving power was applied on two electrodes and satisfies corresponding condition, the electric field force that produces between two electrodes excited respectively with two electrode injected holes and becomes the singlet state exciton with electron recombination, and exciton is luminous after overdamping; Or directly excitation electron produces when being returned to initial condition again after the transition, and the energy that has more discharges with the form of light, and this light results from the luminescent layer, and light is through transparency electrode, and transparent substrates passes to the outside, makes the human eye can be visible.The light for luminescent layer is sent that has sends out more, makes reflective surface in a side of electrode, and just more light reflects.

For the tonequality that satisfies the acousto-optic member to the requirement of its physical property with the variation of light is in the requirement of luminescent layer, its structure can suitably change on the basis of basic structure, as: the color of the light that the acousto-optic member is sent is transformable; The brightness of the light that the acousto-optic member is sent is transformable; The light that the acousto-optic member sent can be formed figure, literal, symbol etc.

For reaching designing requirement,, must structurally slightly change simultaneously except on basic circuit, designing the comparatively complicated drive circuit.For example, in the setting of the both sides of luminescent layer 24 shown in Fig. 4 b-d an insulating barrier or current-carrying sublayer 23,25 are set at least.This structure can prolong the luminescent lifetime of acousto-optic member, and the layer structure that can reduce electronics or hole cancellation that the luminescent layer both sides increase respectively makes the two poles of the earth far away from luminous element.When luminous element is inorganic matter, claim that the layer structure of luminous element both sides is insulating barrier; When luminous element is no organic substance, claim that the layer structure of luminous element both sides is the carrying object layer.Well imagine that simultaneously the color of acousto-optic light that member sends, brightness are relevant with the material and the amount of substance of luminous element.The luminous element here refers to send all electroluminescent materials of shades of colour light, and the amount of substance side is decided on demand.Sometimes the acousto-optic member may need the variation of the light or the pattern of different colours in addition, so the number of luminescent layer also can increase.

The occasion that has can also be provided with protective layer 27 at the lateral surface of described transparency electrode 26, referring to Fig. 4 c.The protective layer inboard or the outside of described transparent electrode layer can be provided with filter layer.Protective layer can be made up of transparent part and opaque section.The protective layer outside at transparent electrode layer also can be fixed with touch screen structure.

In order to make luminous vibrating diaphragm reach the certain physical performance; to satisfy in the requirement aspect the acousto-optic; can increase one deck base layer structure 21 in electrode 22 outsides shown in Fig. 4 d, at the protective layer 27 that the outside of transparency electrode 26 increases, it is normal luminous and improve the effect of sound to play protection acousto-optic member.The material that this basic unit is selected can be the employed material of ventional loudspeakers respective members, and as mixed pulp, PP glue, aluminium, composite honeycomb structural material etc., basic unit can be a transparent base layer.

Fig. 5 a-c constitutes schematic diagrames such as luminous pattern, literal, symbol for the electroluminescent vibrating diaphragm.

Among Fig. 5 a, in same plane, electrode 22 is made up of the several portions that constitutes pattern, and each part all is mutual not conducting.The different piece of electrode is formed figure, scheme, symbol etc., this figure is the figure of eight, each part all is not conducting mutually, transparent electrode layer 26, luminescent layer 24 then are respectively complete planes, like this when demonstration is in running order, under the control of control circuit, can present the variation of 0.1.2.3.4.5.6.7.8.9 numeral.

Among Fig. 5 b, in same plane, luminescent layer 24 is made up of the several portions that constitutes pattern.The different piece of luminescent layer 26 is formed figure, literal, symbol etc., and this figure is " 2 " word, and 2 words are luminescent layers.The electrode 22 of this figure and transparency electrode 26 are respectively complete planes, when demonstration is in running order, show that the light that is sent forms " a 2 " word like this.

Among Fig. 5 c, in same plane, transparency electrode 26 is made up of the several portions that constitutes pattern, and each part all is mutual not conducting.The different piece of transparency electrode 26 is formed figure, literal, symbol etc., and this figure be " 8 " word, and each part all is mutual not conducting.Electrode layer and luminescent layer then are complete planes of difference, and like this, when demonstration was in running order, under the control of circuit, the acousto-optic member will present the variation of 0.1.2.3.4.5.6.7.8.9. numeral.

Fig. 6 a is a matrix structure electroluminescent vibrating diaphragm schematic diagram, and it adopts layer structure, comprises electrode layer 22, transparent electrode layer 26 and luminescent layer 24; Its electrode layer 22, transparent electrode layer 26 are formed by the parallel thin bus of some not conductings mutually, and it is vertical, superimposed in luminescent layer 24 both sides respectively mutually by thin bus that each thin bus is provided with lead 29,30, two electrodes, and integral body is matrix structure.

Fig. 6 b is a dot matrix electroluminescent vibrating diaphragm schematic diagram, and its electrode layer 22 is made up of the several portions of not conducting mutually, and transparent electrode layer 26 is made up of the several portions of not conducting mutually; luminescent layer 24 is made up of the part of some mutual isolation; integral body is lattice structure, and wherein 21 is basic unit, and 27 is protective layer.Under the control of control circuit, each dot matrix can be luminous separately.Pattern, literal, the symbol that so just can form variation that is to say to have formed image, can be black and white, also can be colored.Other two electrodes also can directly be made figure, literal, symbol etc., produce the effect of change in pattern under circuit control.

The dot matrix electroluminescent diaphragm structure of band touch-screen is shown in Fig. 7 a, 7b.

Fig. 7 a, 7b are illustrated in and form the layer structure that lattice structure is finished the compound a kind of condenser type transparent touch-sensitive panel function of continuation on the basis of lightshow function, make this piece light member not only can export sound and image clearly, can also finish the input of signal simultaneously.Among Fig. 7 a, the 21st, basic unit, the 22nd, strip electrode, the 24th, luminescent layer, the 26th, transparent bar-type electrode, the 27th, protective layer 27, the superimposed transparency electrode inductor 33 in the outside of protective layer 27, a compound protective clear layer 34 in the outside of transparency electrode 33.This protective clear layer not only plays the effect of protection screen, and durable light transmittance is good, the more important thing is, it is as the part that shows vibrating diaphragm, and is very little to the influence of acoustic connection, also plays good effect in some frequency range.

Fig. 7 b is that this dot matrix electroluminescent vibrating diaphragm adds one deck frame electrode 35 on frame, after adding voltage on frame electrode 35, can in transparency electrode 27, form an electric field, when but the finger electric conductor touches the outer surface of demonstration, electric current can flow to the touch point from frame, according to the difference of position on display screen, touch point, the controller of control circuit can be discerned, and carries out the processing of input signal.

In addition, because touch-screen also has resistance-type, infrared-type, sound wave screen formula etc., it can add layer structure in this demonstration easilier or auxiliary equipment is realized, does not therefore elaborate.

Fig. 7 c is the luminescent layer three primary colors module diagram of Fig. 6 b, the luminous vibrating diaphragm of 7a.In the process of practical application, people often need the pattern of shades of colour variation etc.Therefore, luminescent layer and electrode layer are superimposed by corresponding shape, transparency electrode is a complete plane, material in the luminescent layer can send the light of different colours or R, G, B three-primary colours pigment on request, under the control of related circuit figure, produce different pattern, the variation of different color.The combination of the electrode of this form, luminescent layer, transparency electrode is a luminous loud speaker acousto-optic display member art pattern display layer structure applications form the most widely.

When optical display loudspeaker adopts electroluminescent, connect source of sound 43 after 41 liang of electrodes of acousto-optic member shown in Fig. 8 a (electroluminescent vibrating diaphragm) and voice coil loudspeaker voice coil 42 are in parallel.When loud speaker was in running order, the tone currents flow path voice coil loudspeaker voice coil 42 of source of sound 43 drove the vibrational system sounding.Because the electroluminescent thing belongs to capacity load, so the two poles of the earth of electroluminescent thing equate the electroluminescence thing but electric current is not flowed through with the voltage of voice coil loudspeaker voice coil at certain voltage in a flash.After reaching certain condition, electroluminescent thing the two poles of the earth make the acousto-optic member luminous like this.This light in the variation of tone currents frequency, present flicker, flickering effect.

Fig. 8 b represents the situation that electroluminescent vibrating diaphragm 41 is directly driven by driving power 44, and voice coil loudspeaker voice coil 42 is then by sound source signal 43 individual drive.So no matter whether loud speaker is in running order, and its acousto-optic member can be luminous.When driving power was exported the burning voltage of setpoint frequency, then the acousto-optic member can send under corresponding conditions and have lightness stabilized light; If voltage, the frequency of driving power change, then the acousto-optic member under corresponding condition, can send flicker, flickering light effect.

Fig. 8 c is the acousto-optic member can also produce flickering effect when having certain brightness a circuit diagram.The acousto-optic member 41 that it has is directly by driving power 44 driven for emitting lights, connect source of sound 43 after the illuminated component 41 ' that has and voice coil loudspeaker voice coil 42 are in parallel, can realize that like this optical display loudspeaker is luminous under work or non operating state, descend the multiple versions such as power variation of light in working order.

For the light display effect that obtains expecting; two electrodes of acousto-optic member, luminescent layer, protective layer etc. can be processed into the lattice structure that can produce figure, literal on demand; control lattice luminous on the acousto-optic member by an image processing circuit, produce the orderly variation of color, brightness, figure, literal, symbol etc.

Fig. 9 adopts a kind of control circuit figure of dot matrix (or matrix) electroluminescent vibrating diaphragm for it.The control circuit of dot matrix electroluminescent vibrating diaphragm comprises: power supply 1 ', microprocessor 2 ', drive circuit 3 ', audio signal input circuit 4 ' and channel selectivity circuit 5 ', audio signal input circuit 4 ' is connected to the input of microprocessor 2 ', channel selectivity circuit 5 ' is connected between drive circuit 3 ' output and dot matrix electroluminescent vibrating diaphragm 6 ' the corresponding electrode lead-in wire, another output of drive circuit 3 ' and audio output signal be contact battle array electroluminescent vibrating diaphragm 6 ' respective electrode lead-in wire respectively, two control termination microprocessors 2 ' of drive circuit 3 ', under the control of microprocessor, dot matrix electroluminescent vibrating diaphragm is according to the image (or pattern) of drive circuit AC signal and the strong and weak display setting pattern of audio signal.

Power supply adopts the AC and DC power supply, can select by change over switch S1.Wherein the alternating current part is made up of transformer, Qiao Dui, integrated package of pressure-stabilizing and filter capacitor etc.Direct current supply is then with battery, and circuit voltage is 5 volts.

Microprocessor CPU is the core of The whole control, it is from audio signal input circuit 4 ' sample its amplitude and frequency and by handling, output to drive part and channel selection part by certain relation reflection, make it produce the pattern of color and change of shape, the variation pattern of its pattern, speed, color etc. all can be controlled by it, can produce the formula of chasing, circulating or with plurality of display modes such as the strong and weak variations of audio signal.

The audio signal input circuit receives the audio output signal of stereo set, and through the corresponding input of conversion back input CPU, handles back output corresponding signal control acousto-optic member through CPU.Its circuit is made of triode and some resistance.Its function is that the frequency and the amplitude of decomposing music signal are sampled for microprocessor portion.

Drive circuit receives from the control signal of CPU and produces alternating signal, and it is luminous to drive the acousto-optic member, and power consumption is little.Drive circuit 3 ' is made up of inverter and two bidirectional triode thyristors (Q4, Q6), and bidirectional triode thyristor Q4 connects the output of inverter, and bidirectional triode thyristor Q6 is used for the output of control audio signal.Inverter can adopt general inverter circuit, and the icon inverter is made up of IMP560 circuit and external potentiometer (R16, R17) thereof, inductance L 2, diode D1, resistance (R14), electric capacity (C6, C7, C11).Can change signal frequency by regulator potentiometer R17, regulator potentiometer 16 can change the amplitude of signal, and IMP560 AC signal (7 pin) is by resistance R 20, bidirectional triode thyristor Q4 output.

Channel selectivity circuit 5 ' is made up of several bidirectional triode thyristors.Icon bidirectional triode thyristor (Q1, Q2, Q3, Q5, Q7-10) is connected to respectively between above-mentioned IMP560 circuit output end (6 pin) and dot matrix electroluminescent thin film 6 ' the corresponding electrode lead-in wire.Channel selectivity circuit receives from microprocessor control signal, selects the pattern control channel, the pattern that changes.

Optical display loudspeaker of the present utility model can be extensively uses as the acousto-optic parts of sound equipment, automobile audio, home audio, Hi-Fi sound equipment, Public Address system, computer, display, telephone set, mobile phone and anti-theft alarming equipment etc.

Claims (25)

1, a kind of optical display loudspeaker, the involving vibrations part is characterized in that: described oscillating component contains at least one acousto-optic member.

2, according to the described optical display loudspeaker of claim 1, it is characterized in that: described acousto-optic member is luminous vibrating diaphragm, or luminous vibrating diaphragm and luminous cushion rubber, or luminous vibrating diaphragm (or cone), luminous cushion rubber and luminous dust cover.

3, according to the described optical display loudspeaker of claim 2, it is characterized in that: described luminous vibrating diaphragm is the electroluminescent vibrating diaphragm, and it is a layer structure, is made up of transparent electrode layer, electrode layer and the luminescent layer that is clipped between two electrodes at least.

4, according to the described optical display loudspeaker of claim 3, it is characterized in that: the luminescent layer both sides of described electroluminescent vibrating diaphragm are provided with an insulating barrier at least, or the current-carrying sublayer.

5, according to the described optical display loudspeaker of claim 3, it is characterized in that: the lateral surface of the transparent electrode layer of described electroluminescent vibrating diaphragm is provided with protective layer.

6, according to the described optical display loudspeaker of claim 5, it is characterized in that: there is filter layer in the protective layer inboard or the outside of described transparent electrode layer.

7, according to the described optical display loudspeaker of claim 5, it is characterized in that: the protective layer outside of described transparent electrode layer is fixed with touch screen structure.

8, according to the described optical display loudspeaker of claim 3, it is characterized in that: the electrode layer of described electroluminescent vibrating diaphragm is transparent.

9, according to the described optical display loudspeaker of claim 3, it is characterized in that: the lateral surface of the electrode layer of described electroluminescent vibrating diaphragm is provided with basic unit or protective layer.

10, optical display loudspeaker according to claim 3 is characterized in that: in same plane, electrode is made up of the several portions that constitutes pattern, and each part all is mutual not conducting.

11, optical display loudspeaker according to claim 3 is characterized in that: in same plane, luminescent layer is made up of the several portions that constitutes pattern.

12, optical display loudspeaker according to claim 3 is characterized in that: in same plane, transparency electrode is made up of the several portions that constitutes pattern, and each part all is mutual not conducting.

13, according to the described optical display loudspeaker of claim 3, it is characterized in that: the transparency electrode of described electroluminescent vibrating diaphragm and electrode with connect source of sound after voice coil loudspeaker voice coil is in parallel.

14, according to the described optical display loudspeaker of claim 3, it is characterized in that: the transparency electrode of described electroluminescent vibrating diaphragm and electrode directly connect driving power.

15, according to the described optical display loudspeaker of claim 3; it is characterized in that: the electrode layer of described electroluminescent vibrating diaphragm is made up of the several portions of not conducting mutually; transparent electrode layer is made up of the several portions of not conducting mutually; luminescent layer is formed lattice structure by the part of some mutual isolation; electrode layer is provided with basic unit outward, and transparent electrode layer is provided with protective layer outward.

16, according to the described optical display loudspeaker of claim 15, it is characterized in that: at the outside of protective layer fold transparent electrode inductor, the compound protective clear layer in the outside of transparency electrode inductor.

17, according to the described optical display loudspeaker of claim 15, it is characterized in that: the each several part of described lattice structure luminescent layer adopts the material that can send out different colours light, or the red, green, blue three-color light-emitting material.

18, according to the described optical display loudspeaker of claim 3, it is characterized in that: the electrode layer of described electroluminescent vibrating diaphragm, transparent electrode layer are formed by the parallel thin bus of some not conductings mutually, each thin bus is provided with lead, two electrodes are vertical, superimposed in the luminescent layer both sides respectively mutually by thin bus, and integral body is matrix structure.

19, according to the described optical display loudspeaker of claim 15-18, it is characterized in that: the control circuit of described dot matrix (or matrix) electroluminescent vibrating diaphragm comprises, microprocessor (2 '), drive circuit (3 '), audio signal input circuit (4 ') and channel selectivity circuit (5 '), audio signal input circuit (4 ') is connected to the input of microprocessor (2 '), channel selectivity circuit (5 ') is connected between drive circuit (3 ') output and described electroluminescent vibrating diaphragm (6 ') the corresponding electrode lead-in wire, another output of drive circuit (3 ') and audio output signal connect described electroluminescent vibrating diaphragm (6 ') respective electrode lead-in wire respectively, two control termination microprocessors (2 ') of drive circuit (3 '), under the control of microprocessor, described electroluminescent vibrating diaphragm is according to the image of drive circuit AC signal and the strong and weak display setting pattern of audio signal.

20, according to the described optical display loudspeaker of claim 19, it is characterized in that: described channel selectivity circuit (5 ') is made up of the several bidirectional triode thyristor.

21, according to the described optical display loudspeaker of claim 19, it is characterized in that: described drive circuit (3 ') is made up of inverter and two bidirectional triode thyristors, an output that connects inverter, and another bidirectional triode thyristor is used for the output of control audio signal.

22, according to the described optical display loudspeaker of claim 1, it is characterized in that: described acousto-optic member is the acousto-optic member that contains long afterglow luminous powder or fluorescent material.

23, according to the described optical display loudspeaker of claim 1, it is characterized in that: the front surface of described acousto-optic member is provided with luminescent layer.

24, according to the described optical display loudspeaker of claim 23, it is characterized in that: the luminescent layer of described acousto-optic member is long afterglow luminous material luminescent coating or fluorescent material coating.

25, according to the described optical display loudspeaker of claim 23, it is characterized in that: the luminescent layer of described acousto-optic member is an electroluminescent thin film, and this electroluminescent thin film is luminous by driving power or audio-signal-driven.

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