CN105228071A - A kind of portable conference system - Google Patents
A kind of portable conference system Download PDFInfo
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- CN105228071A CN105228071A CN201410311740.7A CN201410311740A CN105228071A CN 105228071 A CN105228071 A CN 105228071A CN 201410311740 A CN201410311740 A CN 201410311740A CN 105228071 A CN105228071 A CN 105228071A
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Abstract
A kind of portable conference system, it has a signaling module, for accepting external voice signal; One group of stereo set, wherein said sound-box device comprises a signal receiving module respectively; And an acoustic processing module, described acoustic processing module optionally communication can be connected to described signaling module or described signal accepts module, to make the sound signal via described acoustic processing module process transfer to every described stereo set, thus, produce sound.
Description
Technical field
The present invention relates to a kind of public address system, particularly a kind of mode by wireless transmission carries out transfer voice, to reach the portable conference system of amplifying effect.
Background technology
In the big-and-middle-sized occasion that a lot of space is larger, it is the key factor that must consider for the propagation how realizing sound, especially the occasion of some major event is being related to, the occasions such as such as concert, meeting and speech, because its place taken and space larger, this just requires that sound can propagate into place enough far away effectively.
Under normal circumstances, these occasions can relate to the different environment for use of indoor and outdoors two kinds, specifically, comprise the indoor outdoor scene shown in the indoor environment shown in Fig. 1 and Fig. 2, and in the layout of the traditional public address system no matter used in which kind of environment, all need to use the mode of wired connection to connect each equipment of public address system, this will inevitably bring circuit to install and otherwise problems.
In indoor environment as shown in Figure 1, in order to ensure sound transmission validity and obtain the effect of preferably transfer voice, traditional stereo set, as loud speaker, it is larger that its volume designs usually, and need on the wall of both sides disposed in the interior symmetrically.The defect of this public address system is: on the one hand, and the volume of these equipment is comparatively large, heavier mass, bring larger trouble, and the fail safe after installing is difficult to be guaranteed to the installation process of stereo set; On the other hand, the quantities of the laying of the circuit of these equipment is large, and after these device fails, the maintenance difficulty of circuit is very large; Finally, these equipment, once lay, just can only use in the scope determined, therefore, the utilization ratio of these equipment is lower, very easily cause the idle of resource.
In outdoor environment as shown in Figure 2, due to place comparatively barnyard, and lack the position hanging stereo set, therefore, each stereo set can only prevent on the ground, and on larger place, need the quantity increasing stereo set, ensure audio.This causes the complex of track laying undoubtedly, and in this environment, because mobility of people is comparatively large, in the process that people walk about, brings certain potential hazard often to the fail safe of this public address equipment and people.The more important thing is, laying and the management of the public address system of traditional employing wired connection can bring great trouble, and waste the more time.
In addition, if the place that traditional public address system uses is larger, more need by transfer voice to farther place, this just needs the volume of stereo set larger, but the harm of this way is also apparent.The first, stereo set is larger, just causes its quality larger, therefore, cause it to move and the difficulty of transporting larger; The sound transmission ability of the second, traditional stereo set is poor, causes being in that stereo set hearer nearby can feel very is noisy, and is in stereo set hearer at a distance and can thinks that sound is very light.
Moreover, in traditional stereomicrophone system, which employs the traditional structure of the unidirectional sounding of loud speaker, causing traditional legacy system needs larger power can realize the long-distance communications of sound, and one of harm that this brings is exactly can produce larger vibration to stereo set, so, in the placement process of traditional stereomicrophone system, need to use more firmly support to fix stereo set, this considerably increases the layout difficulty of stereo set undoubtedly.
Summary of the invention
Main purpose of the present invention is to provide a kind of portable conference system, and it realizes connecting by the mode of wireless connections for amplifying between each stereo set of amplifying and other components, therefore, facilitates the transport of portable conference system, layout and management.
Another object of the present invention is to provide a kind of portable conference system, relative to traditional stereomicrophone system, the quantity of the stereo set of its configuration can reduce, and can obtain better audio.
Another object of the present invention is to provide a kind of portable conference system, it can provide more evenly reasonably sound field, obtains better audio to help hearer.
Another object of the present invention is to provide a kind of portable conference system, the volume of its stereo set and quality can both significantly be reduced, thus, easy to use.
Another object of the present invention is to provide a kind of portable conference system, it realizes automatically connecting between each stereo set and other necessary components, to save the time of arranging described portable conference system.
Another object of the present invention is to provide a kind of portable conference system, it can realize the wireless connections with one or more sound source device.
In order to achieve the above object, the invention provides a kind of portable conference system, it is communicatively connected to a sound source device, and described sound source device comprises a signal radiant element, and wherein said portable conference system comprises:
One acoustic processing assembly, it is configured a signal receiving/transmission element, and wherein said signal receiving/transmission element is received the signal of described signal radiant element, and produces further and radiation signal; And
At least one stereo set, it is configured a signal element, and wherein said signal element is received the signal of described signal receiving/transmission element, to reproduce the audio of described sound source device by described stereo set.
The present invention also provides a kind of method of portable conference system, and wherein said method comprises the steps:
A (), by being configured an acoustic processing assembly of a signal receiving/transmission element, receives the signal being configured in a signal radiant element radiation of a sound source device; And
B () configures a signal element at least one stereo set, wherein said signal element is communicatively connected to described signal receiving/transmission element, and when described signal element receives the signal of described signal receiving/transmission element radiation, be able to the audio reproducing described sound source device by described stereo set.
The present invention also provides a kind of using method of portable conference system, and wherein said method comprises the steps;
(A) an acoustic processing assembly and a sound source device is mated, wherein said acoustic processing assembly is configured a signal receiving/transmission element, described sound source device comprises a signal radiant element, and described signal receiving/transmission element is communicatively connected to described signal radiant element;
(B) mate at least one stereo set and described acoustic processing assembly, wherein said stereo set is configured a signal element, and described signal element is communicatively connected to described signal receiving/transmission element; And
(C), receive the signal of described signal receiving/transmission element at described signal element after, the audio reproducing described sound source device at described stereo set is able to.
Accompanying drawing explanation
Fig. 1 and Fig. 2 is the environment for use schematic diagram of traditional stereomicrophone system respectively.
Fig. 3 is the block diagram representation of portable conference system according to a preferred embodiment of the present invention.
Fig. 4 is the block diagram representation of the portable conference system according to another preferred embodiment of the present invention.
Fig. 5 is the matching process schematic diagram of the portable conference system according to above preferred embodiment of the present invention.
Fig. 6 and Fig. 7 is an execution mode of the stereo set according to above preferred embodiment of the present invention.
Fig. 8 to Figure 13 is an another execution mode of the stereo set according to above preferred embodiment of the present invention.
Embodiment
Below describe and realize the present invention for disclosing the present invention to enable those skilled in the art.Preferred embodiment in below describing only as an example, it may occur to persons skilled in the art that other apparent modification.The general principle of the present invention defined in the following description can be applied to other embodiments, deformation program, improvement project, equivalent and not deviate from the other technologies scheme of the spirit and scope of the present invention.
Be the portable conference system according to different preferred embodiment of the present invention as shown in Figures 2 and 3, it is communicatively connected to a sound source device 1000, and described sound source device 1000 comprises a signal radiant element 1100.Correspondingly, described portable conference system comprises the component of an acoustic processing assembly 2000, at least one stereo set 3000 and other necessity.
Those skilled in the art should be appreciated that described sound source device 1000 includes but not limited to the equipment such as Smartphone device, traditional cell phone apparatus, notebook computer, PC computer, panel computer, personal digital assistant, microphone, MP3/4/5, broadcast receiver, recorder, recording pen.
Further, be configured in the described signal radiant element 1100 of described sound source device 1000, the sound that described sound source device 1000 can be produced is radiated to the external environment condition of described sound source device 1000 in the mode of signal, for follow-up accept by described portable conference system, thus, realize the transmission of audio between described sound source device 1000 and described portable conference system.
In this preferred embodiment of the present invention, described acoustic processing assembly 2000 is configured a signal receiving/transmission element 2100, wherein said signal receiving/transmission element 2100 can receive the signal of described signal radiant element 1100 radiation, and after described acoustic processing assembly 2000 is to this signal process, again produce and radiation signal, for being accepted by every described stereo set more than 3000 follow-up.
Specifically, described signal receiving/transmission element 2100 can receive and carry out processing and optimizing with the sound signal of mobile phone by described acoustic processing assembly 2000, include but not limited to process and the Optimization Steps such as power amplifier, sound balance and voicing, thus, better audio can be obtained by described portable conference system.
Correspondingly, every described stereo set 3000 is configured a signal element 3100, wherein said signal element 3100 is communicatively connected to described signal receiving/transmission element 2100, like this, described signal element 3100 can receive the signal of described signal receiving/transmission element 2100 radiation, to reproduce the audio of described sound source device 1000 at every described stereo set 3000.
It is worth mentioning that, the quantity of described stereo set 3000 can be 1,2,3,4 ... n, and originally seeming the technical staff in field is to be understood that, it is idle that the quantity of described stereo set 3000 does not form content of the present invention and scope, as the preferred exemplary described, described stereo set 3000 comprises stereo set 3000a, stereo set 3000b and stereo set 3000c, and certainly, described stereo set 3000 can also comprise stereo set 3000d, stereo set 3000e ...
It is worth mentioning that, the present invention also provides a kind of method of portable conference system, and wherein said method comprises the steps:
A (), by being configured the described acoustic processing assembly 2000 of described signal receiving/transmission element 2100, receives the signal being configured in described signal radiant element 1100 radiation of described sound device 1000; And
B () stereo set 3000 described at least one configures a described signal element 3100, wherein said signal element 3100 is communicatively connected to described signal receiving/transmission element 2100, and when described signal element 3100 receives the signal of described signal receiving/transmission element 2100 radiation, be able to the audio reproducing described sound source device 1000 by described stereo set 3000.
In some embodiments of the invention, described signal receiving/transmission element 2100 can be integrated in described acoustic processing assembly 2000, also can independent of described acoustic processing assembly 2000; Correspondingly, described signal element 3100 can be integrated in described stereo set 3000, also can independent of described stereo set 3000.
It is worth mentioning that, the present invention also provides a kind of using method of portable conference system, and wherein said method comprises the steps;
(A) described acoustic processing assembly 2000 and described sound source device 1000 is mated, wherein said acoustic processing assembly 2000 is configured described signal receiving/transmission element 2100, described sound source device 1000 comprises with signal radiant element 1100, and described signal receiving/transmission element 2100 is communicatively connected to described signal radiant element 1100;
(B) mate stereo set 3000 described at least one and described acoustic processing assembly 2000, wherein said stereo set 3000 is configured described signal element 3100, and described signal element 3100 is communicatively connected to described signal receiving/transmission element 2100; And
(C), receive the signal of described signal receiving/transmission element 2100 at described signal element 3100 after, the audio reproducing described sound source device 1000 at described stereo set 3000 is able to.
It is worth mentioning that, described step (B) can also complete before described step (A), thus, first mate described stereo set 3000 and described acoustic processing assembly 2000, finally mate described acoustic processing assembly 2000 and described sound source device 1000.
Exemplarily, as shown in Figure 3, each described stereo set 3000 can be configured each described signal element 3100, such as, described signal element 3100a is configured at described stereo set 3000a, described signal element 3100b is configured at described stereo set 3000b ... and in some embodiments of the invention, mutual communication function can be realized between each described signal element 3100, that is, each described signal element 3100 can have the ability receiving signal and radiation signal.Such as, described signal element 3100a can receive the signal of described signal receiving/transmission element 2100, and then be radiated to the external environment condition of described stereo set 3000a, and receive by described signal element 3100b, simultaneously, described signal element 3100b also can receive the signal of described signal receiving/transmission element 2100 ..., like this, all described stereo set 3000 of described portable conference system can be connected.
And in other execution mode of the present invention, as shown in Figure 3, described signal element 3100 only can also have the ability receiving signal, like this, each described signal element 3100 can realize the signal receiving the radiation of described signal receiving/transmission element 2100 individually, thus, make each described stereo set 3000 can form independently audio reproducer.And after a described stereo set 3000 breaks down, other stereo set 3000 can also normally be finished the work, thus, guarantee described portable conference system stability in use and reliability.
As shown in Figure 5, described signal receiving/transmission element 2100 has communication context effectively with described signal element 3100, wherein when described signal receiving/transmission element 2100 is with when described signal element 3100 is not in communication context each other, described signal element 3100 cannot receive the signal of described signal receiving/transmission element 2100 radiation; Correspondingly, when described signal receiving/transmission element 2100 is with when described signal element 3100 is in communication context each other, described signal element 3100 can receive the signal of described signal receiving/transmission element 2100 radiation, thus, the audio of described sound source device 1000 can be reproduced at described stereo set 3000.
In some embodiments of the invention, can realize automatically mating between described signal receiving/transmission element 2100 with described signal element 3100, thus, described portable conference system can be made to use more convenient and effective.
Specifically, mutual situation about disturbing is there is between different portable conference systems, when the described portable conference system of first use, need to mate for the first time between described signal receiving/transmission element 2100 with described signal element 3100, and after completing first coupling, the Auto-matching that described portable conference system can realize between described acoustic processing assembly 2000 with described stereo set 3000 in use procedure is afterwards connected, thus, facilitate described portable conference system to arrange in use procedure afterwards.
That is, step can also be comprised in described step (B):
(B.1) signal element 3100 described in initialization and described signal receiving/transmission element 2100; And
(B.2) after the first fit completing described signal element 3100 and described signal receiving/transmission element 2100, when described signal element 3100 is overlapping with the effective communication range section of described signal receiving/transmission element 2100, described signal element 3100 is automatically mated with described signal receiving/transmission element 2100.
It is worth mentioning that, user can also reset described portable conference system, so that arrange the coupling that described portable conference system carries out again, thus, on the one hand, the quantity of described stereo set 3000 can be increased in a set of described portable conference system; On the other hand, combinationally using between multiple described portable conference system can also be realized.
It is worth mentioning that, described signal radiant element 1100, communication modes between described signal receiving/transmission element 2100 and described signal element 3100 can be selected from the combination of one or more of Wi-Fi, Li-Fi, bluetooth, the Internet etc.
In this preferred embodiment of the present invention, described stereo set 2000 comprises a loud speaker module 20 or symmetrical sound box or nearly hair style speaker unit.As shown in Figure 6 and Figure 7, according to this specific embodiment of the present invention, loud speaker module 20 described in each comprises at least one principal oscillation loudspeaker 21 and at least one passive vibrator 22, and described principal oscillation loudspeaker 21 and described passive vibrator 22 are installed in same module casing 23.Described principal oscillation loudspeaker 21, when there being audio signal to input, can vibrating thus produce sound, thus described passive vibrator 22 can be driven to vibrate, and are produced auxiliary audio to close described passive vibrator 22.
More specifically, described module casing 23 has principal oscillation loudspeaker mounting hole site 231, and passive vibrator mounting hole site 232, described principal oscillation loudspeaker mounting hole site 231 and described passive vibrator mounting hole site 232 neighboringly can be arranged on the same side, also can be arranged on two opposite sides, or be arranged on not ipsilateral (bottom surface and side as module casing 23 as described in being separately positioned on).It is worth mentioning that, described module casing 23 forms a vibration cavity 233, and described principal oscillation loudspeaker 21 and described passive vibrator 22 share described vibration cavity 233.Like this, respond the input of audio signal when described principal oscillation loudspeaker 21 and produce vibration, during to agitate the air pulsation of described vibration cavity 233, air pulsation can drive described passive vibrator 22 to vibrate, thus described passive vibrator 22 can produce auxiliary audio, thus improve acoustical quality, particularly strengthen bass effect.
That is, as shown in Figure 6, described module casing 23 forms one first vibration cavity 2331, and one second vibration cavity 2332.The position of the corresponding described principal oscillation loudspeaker mounting hole site 231 of described first vibration cavity 2331, is able to blow air for making described principal oscillation loudspeaker 21 and produces sound.The position of the corresponding described passive vibrator mounting hole site 232 of described second vibration cavity 2332, and produce sound for making described passive vibrator 22 be able to blow air.Described first vibration cavity 2331 interconnects to form described vibration cavity 23 with described second vibration cavity 2332.Thus respond the input of audio signal when described principal oscillation loudspeaker 21 and produce vibration, during to agitate the air pulsation in described first vibration cavity 2331, air pulsation can be passed to described second vibration cavity 2332, air pulsation in described second vibration cavity 2332 can drive described passive vibrator 22 to vibrate, thus described passive vibrator 22 can produce auxiliary audio.
It is worth mentioning that, the described principal oscillation loudspeaker 21 of audio amplifier module 20 described in each and the number of described passive vibrator 22 can be configured respectively according to actual needs.As can be that principal oscillation loudspeaker 21 as described in above-mentioned are arranged in pairs or groups the situation of passive vibrator 22 as described in; Or principal oscillation loudspeaker 21 described in two are arranged in pairs or groups passive vibrator 22 described in, described passive vibrator 22 to be arranged at described in two between principal oscillation loudspeaker 21; Or principal oscillation loudspeaker 21 described in two are arranged in pairs or groups passive vibrator 22 described in two, these principal oscillation loudspeaker 21 and passive vibrator 22 can be arranged on the homonymy of described module casing 23, may also be different sides, can be arrange symmetrically, also can arrange asymmetrically.
As shown in Figure 7, in this preferred embodiment of the present invention, described principal oscillation loudspeaker 21 comprise drum paper 211, one outstanding limit 212, voice coil loudspeaker voice coil 213, magnetic and return system 214, a frame 215.Described outstanding limit 212 can be fixed on described module casing 23 by a framework or be directly fixed on described module casing 23, and described outstanding limit 212 is arranged on described bulging paper 211 around.In addition, described outstanding limit 212 can be linked together by a connector 216, and described connector 216 can be made up of same material with described outstanding limit 212.That is, described connector 216 is arranged on described bulging paper 211 surface, and is connected integratedly with described outstanding limit 212.Described connector 216 can be provided with multiple perforate 217, to save material, and can form certain pattern, to strengthen aesthetic.
Described voice coil loudspeaker voice coil 213 is connected 211 with described bulging paper, and when in described voice coil loudspeaker voice coil 213 during input current, described voice coil loudspeaker voice coil 213 vibrates return the effect of system 214 at described magnetic under, thus drives described bulging paper 211 to vibrate, and described outstanding limit 211 makes described bulging paper 211 move vertically.
Described magnetic returns system 214 and comprises inferior pole piece 2141 and 2142, magnet 2143, and U iron 2144.And described magnetic returns system 214 and is arranged in described frame 215, and described frame 215 and described module casing 23 are installed together.
Described passive vibrator 22 comprises a vibrating body 221, and the elastic suspended limit body 222 be positioned at around described vibrating body 221, described elastic suspended limit body 222 can be installed in the described passive vibrator mounting hole site 232 of described module casing 23 by fixed frame, or is directly installed on described module casing 23.
Loud speaker module 20 it is worth mentioning that, because can have different structures described in each.That is, audio amplifier module 20 described in some can be have the above-mentioned described audio amplifier module 20 with described principal oscillation loudspeaker 21 and described passive vibrator 22, and audio amplifier module 20 described in other also can be the audio amplifier module with traditional horn structure.
It is the symmetrical sound box according to a specific embodiment of the present invention as shown in Fig. 8 to Figure 13, it comprises a casing 10 ', and be arranged at multiple vibrational systems 20 ' and 30 ' of described casing 10 ', this vibrational system 20 ' can be a speaker system, the input of multiple described vibrational system 20 ' and 30 ' response external audio signal and produce vibration, thus produce predetermined audio.In the present invention, these vibrational systems 20 ' and 30 ' symmetrically are arranged according to type, for keeping the stable of described casing 10 ' when described audio amplifier works.
Particularly, described casing 10 ' can be the rectangular shape illustrated in the present embodiment, can certainly be other shape.In the present embodiment, described casing 10 ' can have up and down and front and back six sides totally, upper and lower side wherein has one side for being placed on work top, so these two sides can not arrange described vibrational system, described vibrational system 20 ' and 30 ' can be separately positioned on the left and right of described casing 10 ' and front and back on totally four sides symmetrically, with produced vibrating effect of cancelling out each other.
It is worth mentioning that, here up and down and front and back only represent direction, and only do not limit the present invention as citing.In actual applications, the difference in the orientation of placing according to described casing 10 ' can have different definition.In addition, those skilled in the art it is expected that when described casing is unsettled arrange time, its six sides can be provided with vibrational system.And when described casing 10 ' has other shapes and has multiple side, its each side also correspondingly can be provided with described vibrational system 20 ' and 30 '.
More specifically, in the preferred embodiment, these vibrational systems can comprise at least two principal oscillation unit 20 ', and at least two passive vibration units 30 '.Correspondingly, described at least two principal oscillation unit 20 ' are arranged symmetrically on described casing 10 ', described at least two passive vibration units 30 ' are also arranged symmetrically on described casing 10 ', more specifically, these principal oscillation unit 20 ' are in the upper ground setting in reverse symmetry of described casing 10 ', and also at described casing 10 ', above in reverse symmetry, ground is arranged these passive vibration units.It is worth mentioning that, in this preferred embodiment of the present invention, described audio amplifier comprises two described principal oscillation unit 20 ' and two described passive vibration units 30 '.Described principal oscillation unit 20 ' is connected to outside source of sound separately and vibrates generation audio to respond the input of audio signal, therefore these principal oscillation unit 20 ' symmetrically are arranged mutually, thus these principal oscillation unit 20 ' are when vibrating, and respectively will produce vibration in the opposite direction.As shown in Figure 10, in a vibration processes, be positioned at the direction of vibration of the described principal oscillation unit 20 ' of both sides all towards the outside, this makes its direction of vibration just contrary, and whole described casing 10 ' is equivalent to the active force that is not subject to obviously being partial to some direction of vibration, thus kept balance and stability.
In the preferred embodiment, described two principal oscillation unit 20 ' can be arranged on the side, front and back of described casing 10, and described two passive vibration units 30 ' can be arranged on the left and right sides of described casing 10 '.As shown in Fig. 8 to Figure 11, described casing 10 ' has both ends of the surface 10a ', and two sides 10b '.Described two principal oscillation unit 20 ' are positioned at the described both ends of the surface 10 ' of described casing 10 ', and described two passive vibration units 30 ' are positioned at the described two sides 10b ' of described casing 10 ', and described two principal oscillation unit 20 ' symmetrically are arranged, described two passive vibration units 30 ' are also arranged symmetrically.It is worth mentioning that, after the side, front and back of described casing 10 ' is provided with described two principal oscillation unit 20 ', also can be provided with described passive vibration unit 30 ' again in side, front and back.That is, on each side of side, front and back, a principal oscillation unit 20 ' and a passive vibration unit 30 ' can be provided with.
Similarly, these passive vibration units 30 ' also symmetrically are arranged mutually, thus these passive vibration units 30 ' are when vibrating, and respectively will produce vibration in the opposite direction.As shown in Figure 10, in a vibration processes, the direction of vibration being positioned at the described passive vibration unit of both sides is just contrary, and whole described casing 10 ' is equivalent to the active force that is not subject to obviously being partial to some direction of vibration, thus is kept firm.
It will be further appreciated that, in this preferred embodiment of the present invention, two described principal oscillation unit 20 ' make described two passive vibration units 30 ' produce vibration for driving described two passive vibration units 30 '.That is, described two passive vibration units 30 ' are not directly connected to outside source of sound, and its vibrating effect derives from the driving of described two principal oscillation unit 20 '.More specifically, two described principal oscillation unit 20 ' are when producing vibration, correspondingly can extrude the air in described casing 10 ', the vibration of the air in described casing 10 ' act on described two passive units 30 ', thus make described two passive units 30 ' then produce vibration, thus described two passive vibration units 30 ' are also produced audio.
Because described two passive vibration units 30 ' also can produce audio, so just make described audio amplifier acoustical quality be improved significantly, particularly improve the bass effect of described audio amplifier.Described like this audio amplifier just need not be made bulky, and entirety is very heavy.Because, this symmetrical sound box of the present invention and utilize described principal oscillation unit 20 ' and the collocation of described passive vibration unit 30 ', can produce desirable acoustical quality, particularly improve the acoustical quality of bass, thus make described audio amplifier be tending towards small and exquisite, be convenient for carrying and transport.
It is worth mentioning that, a described principal oscillation unit 20 ' may be used for the described passive vibration unit 30 of drive one, and that is they can share an air vibration chamber.In this preferred embodiment of the present invention, described casing 10 ' forms a vibration cavity 100 ', is respectively arranged with described principal oscillation unit 20 ' and described passive vibration unit 30 ' in the surrounding of described vibration cavity 100 '.That is, these principal oscillation unit 20 ' and passive vibration unit 30 ' have identical air vibration chamber.
As shown in Figure 10, when described two principal oscillation unit 20 ' direction of vibration are outside, be subject to the impact of the air in described vibration cavity 100 ', described two passive vibration units 30 ' correspondingly can have the inside vibration in direction.That is, air in described vibration cavity 100 ' is equivalent to receive the proportionality action power from surrounding, thus remain in described vibration cavity 100 ', instead of be subject to the active force being obviously partial to some orientation, cause acting on described casing 10 ' and above make described casing 10 ' produce displacement.That is, these principal oscillation unit 20 ' and passive vibration unit 30 ' agitate the air in described vibration cavity 100 ', and whole described casing 10 ' also can not shake generation noise, thus make the tonequality that obtains purer.
That is, operationally, offset at described casing 10 ' therein thus kept balance and stability, so whole described casing 10 ' can not produce larger vibrations on work top by its vibrating effect for audio amplifier of the present invention.
In the preferred embodiment, described audio amplifier is respectively arranged with installing hole 11 ', 12 ', 13 ' and 14 ' in four sides of described casing 10 ', for installing described two principal oscillation unit 20 ' and described two passive vibration units 30 ' respectively.Correspondingly, described installing hole 11 ', 12 ', 13 ' and 14 ' position also arrange symmetrically.
Described two principal oscillation unit 20 ' can be the structures of various loudspeaker or loud speaker, as long as it can respond the input of audio signal and vibrate generation audio.More specifically, in the present invention, principal oscillation unit 20 ' described in each comprises a principal oscillation element 21 ', described principal oscillation element can be Loudspeaker diaphragm or drum paper etc., described principal oscillation unit comprises the outstanding limit 22 ' be arranged on around described principal oscillation element 21 ' further, and the voice coil loudspeaker voice coil 23 ' of necessity, magnetic returns the parts such as system 24 '.Described principal oscillation unit 20 ' also comprises an installation frame 25 ', for being arranged on the installing hole of described casing 10 ', thus installs hermetically with described casing 10 '.It is worth mentioning that, described outstanding limit 22 ' also can be directly installed on the surface of installing hole of described casing 10 '.
When there being audio signal to input, described voice coil loudspeaker voice coil 23 ' moves back and forth return the effect in the magnetic field of system 24 ' at described magnetic under, thus drive described principal oscillation element 21 ' to vibrate to produce audio, in described vibration cavity 100 ', extruded air can drive described passive vibration unit 30 ' to vibrate thus produce auxiliary audio simultaneously.
It is worth mentioning that, described magnetic returns system 24 ' and is connected on a fixed frame 26 ', and described fixed frame 26 ' fits together with described installation frame 25 ', thus defines whole described principal oscillation unit 20 '.Described fixed frame 26 ' can be that buckle is connected with described installation frame 25 ' assembling mode, or other mode is as methods such as hot pressing, ultrasonic waves or weldings.
Each described passive vibration unit 30 ' comprises the elastic suspended limit 32 ' being positioned at middle vibrating mass 31 ' and being positioned at around described vibrating mass 31 ', and described elastic suspended limit 32 ' can be directly installed on the inner surface of the installing hole of described casing 10 '.In the present embodiment, described passive vibration unit 30 ' also comprises a positioning framework 33 ', and described positioning framework 33 ' is arranged in the installing hole of described casing 10 ' to install hermetically with described casing 10 '.
One skilled in the art will understand that the embodiments of the invention shown in foregoing description and accompanying drawing only limit the present invention as an example and not.Object of the present invention is complete and effectively realize.Function of the present invention and structural principle are shown in an embodiment and are illustrated, do not deviating under described principle, embodiments of the present invention can have any distortion or amendment.
Claims (7)
1. a portable conference system, it is communicatively connected to a sound source device, and described sound source device comprises a signal radiant element, it is characterized in that, comprising:
One acoustic processing assembly, it is configured a signal receiving/transmission element, and wherein said signal receiving/transmission element is received the signal of described signal radiant element, and produces further and radiation signal; And
At least one stereo set, it is configured a signal element, and wherein said signal element is received the signal of described signal receiving/transmission element, to reproduce the audio of described sound source device by described stereo set.
2. a method, is characterized in that, described method comprises the steps:
A (), by being configured an acoustic processing assembly of a signal receiving/transmission element, receives the signal being configured in a signal radiant element radiation of a sound source device; And
B () configures a signal element at least one stereo set, wherein said signal element is communicatively connected to described signal receiving/transmission element, and when described signal element receives the signal of described signal receiving/transmission element radiation, be able to the audio reproducing described sound source device by described stereo set.
3. method as claimed in claim 2, it is characterized in that, described signal receiving/transmission element is connected to described signal element in the mode of wireless connections.
4. method as claimed in claim 3, it is characterized in that, the mode of wireless connections is selected from the one of Wi-Fi, Li-Fi, bluetooth, the Internet.
5. a using method for portable conference system, is characterized in that, described method comprises the steps:
(A) an acoustic processing assembly and a sound source device is mated, wherein said acoustic processing assembly is configured a signal receiving/transmission element, described sound source device comprises a signal radiant element, and described signal receiving/transmission element is communicatively connected to described signal radiant element;
(B) mate at least one stereo set and described acoustic processing assembly, wherein said stereo set is configured a signal element, and described signal element is communicatively connected to described signal receiving/transmission element; And
(C), receive the signal of described signal receiving/transmission element at described signal element after, the audio reproducing described sound source device at described stereo set is able to.
6. method as claimed in claim 5, it is characterized in that, described step (B) can also complete before described step (A), thus, first mate described stereo set and described acoustic processing assembly, finally mate described acoustic processing assembly and described sound source device.
7. method as claimed in claim 6, is characterized in that, in described step (B), also comprise step:
(B.1) signal element described in initialization and described signal receiving/transmission element; And
(B.2) after the first fit completing described signal element and described signal receiving/transmission element, when described signal element is overlapping with the effective communication range section of described signal receiving/transmission element, described signal element is automatically mated with described signal receiving/transmission element.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410311740.7A CN105228071A (en) | 2014-07-02 | 2014-07-02 | A kind of portable conference system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410311740.7A CN105228071A (en) | 2014-07-02 | 2014-07-02 | A kind of portable conference system |
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| CN105228071A true CN105228071A (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410311740.7A Pending CN105228071A (en) | 2014-07-02 | 2014-07-02 | A kind of portable conference system |
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| CN (1) | CN105228071A (en) |
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| CN107820157A (en) * | 2016-09-05 | 2018-03-20 | 宁波升亚电子有限公司 | Portable sound effect device and its manufacture method |
| CN108271111A (en) * | 2016-12-30 | 2018-07-10 | 深圳天珑无线科技有限公司 | The method and system intelligently to amplify |
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Application publication date: 20160106 |