阅读说明：本技术 一种扬声器及终端设备 (A kind of loudspeaker and terminal device ) 是由 阮清波 于 2019-07-18 设计创作，主要内容包括：本发明实施例提供了一种扬声器及终端设备,涉及通信技术领域,以解决现有终端设备中扬声器输出的音质较差的问题。该扬声器包括非封闭式的腔体、设置于该腔体内的振膜部件,以及设置于该振膜部件的第一表面上的压电部件,该振膜部件的第二表面与腔体的第一内表面间隔设置,该压电部件的第一表面与腔体的第二内表面间隔设置；其中,振膜部件的第一表面和第二表面为振膜部件上相反的两个表面,压电部件的第一表面和第二表面为压电部件上相反的两个表面,压电部件的第二表面与振膜部件的第一表面接触。该扬声器可以应用于终端设备中。(The embodiment of the invention provides a kind of loudspeaker and terminal devices, are related to field of communication technology, poor with the sound quality for solving the problems, such as that loudspeaker exports in existing terminal device.The loudspeaker includes non-enclosed cavity, is set to the intracorporal vibrating diaphragm component of the chamber, and it is set to the piezoelectric part on the first surface of the vibrating diaphragm component, the second surface of the vibrating diaphragm component and the first inner surface interval of cavity are arranged, and the first surface of the piezoelectric part and the second inner surface interval of cavity are arranged；Wherein, the first surface and second surface of vibrating diaphragm component are two surfaces opposite on vibrating diaphragm component, and the first surface and second surface of piezoelectric part are two surfaces opposite on piezoelectric part, and the second surface of piezoelectric part is contacted with the first surface of vibrating diaphragm component.The loudspeaker can be applied in terminal device.)

1. a kind of loudspeaker (1), which is characterized in that the loudspeaker (1) include non-enclosed cavity (10), be set to it is described Vibrating diaphragm component (11) in cavity (10), and the piezoelectric part being set on the first surface (11a) of the vibrating diaphragm component (11) Part (12), the second surface (11b) of the vibrating diaphragm component (11) are set with the first inner surface (10a) interval of the cavity (10) It sets, the first surface (12a) of the piezoelectric part (12) and second inner surface (10b) of the cavity (10) are spaced and are arranged；

Wherein, the first surface (11a) and second surface (11b) of the vibrating diaphragm component (11) are phase on the vibrating diaphragm component (11) Two anti-surfaces, the first surface (12a) and second surface (12b) of the piezoelectric part (12) are the piezoelectric part (12) Upper two opposite surfaces, the first surface of the second surface (12b) of the piezoelectric part (12) and the vibrating diaphragm component (11) (11a) contact.

2. loudspeaker according to claim 1, which is characterized in that the vibrating diaphragm component (11) has ring structure, described Vibrating diaphragm component (11) is connect by the ring structure with the cavity (10).

3. loudspeaker according to claim 2, which is characterized in that the marginal portion of the vibrating diaphragm component (11) is the folding Ring structure, the ring structure are corrugated ring structure.

4. loudspeaker according to claim 1, which is characterized in that the vibrating diaphragm component (11) is made of rigid material.

5. loudspeaker according to any one of claim 1 to 4, which is characterized in that the piezoelectric part (12) is set to Target area on the first surface (11a) of the vibrating diaphragm component (11), the target area are the vibrating diaphragm component (11) Region on first surface (11a) in addition to edge part point.

6. loudspeaker according to claim 1, which is characterized in that the cavity (10) includes first support and with described The second support of one bracket connection, the first inner surface (10a) of the cavity (10) is the inner surface of the first support, described The second inner surface (10b) of cavity (10) is the inner surface of the second support.

7. loudspeaker according to claim 6, which is characterized in that the first support and the second support are not connected Part forms opening, and the sound that the vibrating diaphragm component (11) and the piezoelectric part (12) vibration generate is passed by the opening Out.

8. loudspeaker according to claim 7, which is characterized in that the cavity (10) further include positioned at the opening, And the support construction connecting with the first support, the vibrating diaphragm component (11) and the first support and the support construction connect It connects.

9. loudspeaker according to claim 1, which is characterized in that the piezoelectric part (12) is connected by lead and power supply It connects, the lead and the vibrating diaphragm component (11) interval are arranged；Alternatively, the lead and the vibrating diaphragm component (11) one at Type.

10. a kind of terminal device, which is characterized in that including loudspeaker as claimed in any one of claims 1-9 wherein.

Technical field

The present embodiments relate to field of communication technology more particularly to a kind of loudspeakers and terminal device.

Background technique

Loudspeaker generally includes piezo-electric loudspeaker, electromagnetic loudspeaker, condenser type loudspeaking as a kind of electroacoustic transducer Device, dynamic speaker etc..

Currently, the working principle of piezo-electric loudspeaker is usually: piezoelectric ceramic piece is attached to the center or screen of terminal device Center or screen vibration are driven on curtain, when piezoelectric ceramic piece vibrates, to make a sound.

However, since above-mentioned piezo-electric loudspeaker is to vibrate to drive center or screen vibration sounding by piezoelectric ceramic piece , therefore the electroacoustic conversion effect of loudspeaker is not high, the sound quality for causing loudspeaker to export is poor.

Summary of the invention

The embodiment of the present invention provides a kind of loudspeaker and terminal device, to solve the electroacoustic of loudspeaker in existing terminal device Conversion effect is not high, the poor problem of the sound quality for causing loudspeaker to export.

In order to solve the above-mentioned technical problem, the application is achieved in that

In a first aspect, the loudspeaker includes non-enclosed cavity, setting the embodiment of the invention provides a kind of loudspeaker In the intracorporal vibrating diaphragm component of the chamber, and the piezoelectric part being set on the first surface of the vibrating diaphragm component, the vibrating diaphragm component The setting of first inner surface interval of second surface and cavity, the first surface of the piezoelectric part and the second inner surface interval of cavity Setting；Wherein, the first surface and second surface of vibrating diaphragm component are two surfaces opposite on vibrating diaphragm component, the of piezoelectric part One surface and second surface are two surfaces opposite on piezoelectric part, the second surface of piezoelectric part and the first of vibrating diaphragm component Surface contact.

Second aspect, the embodiment of the invention provides a kind of terminal device, which includes in above-mentioned first aspect Loudspeaker.

In embodiments of the present invention, loudspeaker includes non-enclosed cavity, is set to the intracorporal vibrating diaphragm component of the chamber, with And it is set to the piezoelectric part on the first surface of the vibrating diaphragm component, table in the second surface of the vibrating diaphragm component and the first of cavity Face interval setting, the first surface of the piezoelectric part and the second inner surface interval of cavity are arranged；Wherein, the first of vibrating diaphragm component Surface and second surface are two surfaces opposite on vibrating diaphragm component, and the first surface and second surface of piezoelectric part are piezoelectric part Two opposite surfaces, the second surface of piezoelectric part are contacted with the first surface of vibrating diaphragm component on part.With this solution, loudspeaking It is provided in device and hangs on the intracorporal vibrating diaphragm component of chamber, and carry piezoelectric part on vibrating diaphragm component, therefore piezoelectric part shakes It is dynamic to will drive vibrating diaphragm component and vibrate together in the cavity, air sounding is pushed, since this suspended structure can increase vibrating diaphragm portion The Oscillation Amplitude of part, therefore the loudness for the sound that vibration issues can be promoted and improve the low-frequency effect of sound, promote loudspeaker Electroacoustic conversion effect.In this way, the embodiment of the present invention can promote the overall sound quality effect of the sound of loudspeaker sending.

Detailed description of the invention

Fig. 1 is one of the hardware structural diagram of loudspeaker provided in an embodiment of the present invention；

Fig. 2 is the two of the hardware structural diagram of loudspeaker provided in an embodiment of the present invention；

Fig. 3 is the hardware perspective view of the explosion of loudspeaker provided in an embodiment of the present invention；

Fig. 4 is the structural schematic diagram of terminal device provided in an embodiment of the present invention；

Fig. 5 is the structural schematic diagram of loudspeaker in terminal device provided in an embodiment of the present invention.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts Example, shall fall in the protection scope of this application.

The terms "and/or" is a kind of incidence relation for describing affiliated partner, indicates may exist three kinds of relationships, For example, A and/or B, can indicate: individualism A exists simultaneously A and B, these three situations of individualism B.Symbol herein "/" indicates that affiliated partner is relationship such as A/B expression A or B perhaps.

Term " first " and " second " in description herein book and claims etc. are for distinguishing different pairs As, rather than it is used for the particular order of description object.For example, first surface and second surface etc. are for distinguishing different tables Face, rather than the particular order for describing surface.

In embodiments of the present invention, " illustrative " or " such as " etc. words for indicate make example, illustration or explanation.This Be described as in inventive embodiments " illustrative " or " such as " any embodiment or design scheme be not necessarily to be construed as comparing Other embodiments or design scheme more preferably or more advantage.Specifically, use " illustrative " or " such as " etc. words purport Related notion is being presented in specific ways.

In the description of the embodiment of the present invention, unless otherwise indicated, the meaning of " plurality " is refer to two or more, For example, multiple processing units refer to two or more processing unit etc.；Multiple element refer to two or two with On element etc..

Some nouns or term involved in following claims and specification are explained first below Explanation.

Piezo-electric loudspeaker: piezo-electric loudspeaker is the inverse piezoelectric effect using piezoelectric material and the loudspeaker that works.

Inverse piezoelectric effect: refer to that the effect of elastic deformation (also referred to as electrostriction) can occur for the dielectric being placed in electric field.

The embodiment of the present invention provides a kind of loudspeaker and terminal device, loudspeaker include non-enclosed cavity, are set to The intracorporal vibrating diaphragm component of the chamber, and the piezoelectric part being set on the first surface of the vibrating diaphragm component, the of the vibrating diaphragm component Two surfaces and the first inner surface interval of cavity are arranged, and the first surface of the piezoelectric part and the second inner surface interval of cavity are set It sets；Wherein, the first surface and second surface of vibrating diaphragm component are two surfaces opposite on vibrating diaphragm component, the first of piezoelectric part Surface and second surface are two surfaces opposite on piezoelectric part, the second surface of piezoelectric part and the first table of vibrating diaphragm component Face contact.With this solution, it is provided in loudspeaker and hangs on the intracorporal vibrating diaphragm component of chamber, and carry pressure on vibrating diaphragm component Electrical components, therefore piezoelectric part vibration will drive vibrating diaphragm component and vibrate together in the cavity, push air sounding, due to this outstanding Hanging hang structure can increase the Oscillation Amplitude of vibrating diaphragm component, therefore can promote the loudness for the sound that vibration issues and improve sound Low-frequency effect promotes the electroacoustic conversion effect of loudspeaker.In this way, the embodiment of the present invention can promote the sound of loudspeaker sending Overall sound quality effect.

Loudspeaker provided in an embodiment of the present invention is illustratively illustrated below with reference to each attached drawing.

As shown in Figure 1, the embodiment of the present invention provides a kind of loudspeaker 1, which may include non-enclosed cavity 10, the vibrating diaphragm component 11 being set in the cavity 10, and the piezoelectric part being set on the first surface 11a of the vibrating diaphragm component 11 Part 12, the second surface 11b of the vibrating diaphragm component 11 and the first interval inner surface 10a of cavity 10 are arranged, the piezoelectric part 12 Second interval inner surface 10b of first surface 12a and cavity 10 is arranged.

Wherein, the first surface 11a and second surface 11b of vibrating diaphragm component 11 are two tables opposite on vibrating diaphragm component 11 Face；First inner surface 10a of cavity 10 and the second inner surface 10b of cavity 10 is two inner surfaces opposite in cavity 10；Pressure The first surface 12a and second surface 12b of electrical components 12 are two surfaces opposite on piezoelectric part 12, the of piezoelectric part 12 Two surface 12b are contacted with the first surface 11a of vibrating diaphragm component 11.

In the embodiment of the present invention, vibrating diaphragm component is set to the intracorporal implementation of chamber can be with are as follows: at least the one of vibrating diaphragm component A side is fixed on the inner sidewall of cavity.Illustratively, if vibrating diaphragm component is quadrangle diaphragm, four sides of vibrating diaphragm component can To be both secured on the inner sidewall of cavity, vibrating diaphragm component is hung in the cavity.At this point, this structure can be described as vibrating diaphragm The suspended structure of component.

As shown in Figure 1, vibrating diaphragm component is fixed on the side wall of cavity, and vibrating diaphragm component carries piezoelectric part, such vibrating diaphragm Component and piezoelectric part are hung in the cavity jointly, form air chamber with the inner wall of cavity respectively.Piezoelectric part can be used as vibration Dynamic source can drive vibrating diaphragm component vibration (such as vibrating up and down along dotted arrow direction), i.e. piezoelectricity if piezoelectric part vibrates Component vibration will drive vibrating diaphragm component and vibrate together, push air sounding.

Optionally, in the embodiment of the present invention, as shown in Fig. 2, vibrating diaphragm component 11 can have ring structure 110, vibrating diaphragm portion Part 11 can be connect by the ring structure 110 with cavity 10.

Optionally, in the embodiment of the present invention, as shown in Fig. 2, at least one marginal portion of vibrating diaphragm component 11 is ring knot Structure.Ring structure is designed to for which marginal portion of vibrating diaphragm component, can specifically be determined according to actual use demand, this Inventive embodiments are not construed as limiting.Illustratively, if vibrating diaphragm component is quadrangle diaphragm, four marginal portions of vibrating diaphragm component can To be ring structure.Wherein, which can be corrugated ring structure.

In the embodiment of the present invention, above-mentioned ring structure is similar to spring structure, can make vibrating diaphragm portion part tool in vibration There is preferable elasticity, and the vibration area and Oscillation Amplitude of vibrating diaphragm component can be increased, since vibration area is bigger, sound is rung Spend that bigger and Oscillation Amplitude is bigger, and sound intensity is bigger and the low-frequency effect of sound is better, therefore the embodiment of the present invention can be with It promotes sound intensity and the low-frequency effect of sound can be improved, promote the electroacoustic conversion effect of loudspeaker.In this way, the present invention is real The overall sound quality effect of sound of loudspeaker sending can be promoted by applying example.

Optionally, in the embodiment of the present invention, vibrating diaphragm component can be made of rigid material.Rigid material refers in static loads Under effect, there are material of the ability of good resistance to deformation, such as metal material, plastic material etc..Illustratively, by metal material Vibrating diaphragm component made of expecting is properly termed as metal vibration diaphragm, and the vibrating diaphragm component made of plastic material is properly termed as plastic cement vibrating diaphragm.Tool Body, the material of vibrating diaphragm component can determine that the embodiment of the present invention is not construed as limiting according to actual use demand.

In the embodiment of the present invention, in order to guarantee that vibrating diaphragm component, can be in vibrating diaphragm component to the bearing capacity of piezoelectric part Material selection (such as selecting rigid material) and ring do certain adjustment in shape, to promote entire vibrational system (i.e. vibrating diaphragm portion The system that part and piezoelectric part are constituted) rigidity, and then promote the vocal performance of loudspeaker.

Optionally, in the embodiment of the present invention, above-mentioned piezoelectric part can imitate to can produce piezoelectricity made of piezoelectric material The device answered.For example, piezoelectric part can be piezoelectric ceramic piece, or other piezoelectricity arbitrarily met the actual needs Component can specifically determine that the embodiment of the present invention is not construed as limiting according to actual use demand.

Optionally, in the embodiment of the present invention, piezoelectric part can be attached on vibrating diaphragm component by adhesive means, can also be with It is other arbitrarily meet the actual needs by way of be attached on vibrating diaphragm component, specifically can according to actual use demand it is true Fixed, the embodiment of the present invention is not construed as limiting.

Optionally, in the embodiment of the present invention, as shown in Fig. 2, piezoelectric part 12 can be set first in vibrating diaphragm component 11 Target area (such as middle section) on the 11a of surface, the target area are that edge is removed on the first surface 11a of vibrating diaphragm component 11 The partially region except (such as 110 place part of ring structure).

Optionally, in the embodiment of the present invention, as shown in Fig. 2, cavity 10 may include 101 (also referred to as back cavity of first support Bracket) and the second support 102 (also referred to as ante-chamber bracket) that is connect with first support 101.First inner surface of above-mentioned cavity 10 10a is the inner surface of the first support 101, the second surface 11b of the first inner surface 10a of the cavity 10 and vibrating diaphragm component 11 it Between constitute after air chamber；Second inner surface 10b of above-mentioned cavity 10 is the inner surface of the second support 102, the of the cavity 10 Air chamber before being constituted between two inner surface 10b and the first surface 11a of vibrating diaphragm component 11.

In the embodiment of the present invention, by taking piezoelectric part is piezoelectric ceramic piece as an example, the thickness of piezoelectric ceramic piece be approximately less than or Equal to 0.5 millimeter.Assuming that the integral thickness of loudspeaker box (i.e. loudspeaker box) is 3.5 millimeters (with existing loudspeaker box Integral thickness is suitable), then piezoelectric ceramic piece generates vibration after receiving alternate electrical signal, piezoelectric ceramic piece vibration can band Dynamic vibrating diaphragm component vibrates together, and the amplitude that vibrational system is vibrated in the air chamber of front and back can be greater than or equal to 1mm, this makes this The amplitude of vibrational system is greater than the amplitude of vibrational system in existing loudspeaker and (such as is about in loudspeaker in inventive embodiments 0.45mm or so), according to acoustics ring energy principle, amplitude is bigger, and sound intensity is bigger, therefore loudspeaking provided in an embodiment of the present invention Device can promote the loudness of sound, improve the acoustical quality of loudspeaker.

Optionally, in the embodiment of the present invention, as shown in Fig. 2, the part that first support 101 and second support 102 are not connected with Opening 13 is formed, the sound that vibrating diaphragm component 11 and the vibration of piezoelectric part 12 generate is spread out of by the opening 13.

Optionally, in the embodiment of the present invention, as shown in Fig. 2, cavity 10 can also include be located at above-mentioned opening 13 at and with The supporting structure 14 that above-mentioned first support 101 connects, vibrating diaphragm component 11 and above-mentioned first support 101 and the supporting structure 14 Connection.In actual implementation, which can be used for supporting vibrating diaphragm component, be conducive to packaging technology in actual implementation.

Fig. 3 shows the hardware perspective view of the explosion of loudspeaker provided in an embodiment of the present invention.As shown in figure 3, the loudspeaker 1 In include first support 101, vibrating diaphragm component 11, piezoelectric part 12 and second support 102.Wherein, first support 101 is to open on one side The groove put, second support 102 are the open groove in two sides, the part that such first support 101 and second support 102 are not connected with Above-mentioned opening is formed, the sound that vibrating diaphragm component 11 and the vibration of piezoelectric part 12 generate is spread out of by the opening.

In the embodiment of the present invention, piezoelectric part can be connect by lead with power supply (such as providing the power supply of alternation electricity). In the case where power supply applies the alternately voltage of variation to piezoelectric part, piezoelectric part can be as the variation of voltage be without stopping on the ground Lower bending (such as being bent along dotted arrow direction shown in Fig. 2), so drives vibrating diaphragm component vibration sounding.

Optionally, in the embodiment of the present invention, power supply line of the above-mentioned lead as piezoelectric part can be between vibrating diaphragm component Every setting, the embodiment of the present invention can use hanging lead processing, the similar voice coil leads processing mode with current loudspeaker.Or Person, above-mentioned lead can be integrally formed with vibrating diaphragm component.Above-mentioned lead specific embodiment is not described here in details.This Kind wire structures can promote the amplitude of vibrational system vibration, and then improve the acoustical quality of loudspeaker.

Loudspeaker provided in an embodiment of the present invention, loudspeaker include non-enclosed cavity, are set to the intracorporal vibration of the chamber Membrane element, and the piezoelectric part being set on the first surface of the vibrating diaphragm component, the second surface and cavity of the vibrating diaphragm component The setting of the first inner surface interval, the second inner surface interval of the first surface of the piezoelectric part and cavity is arranged；Wherein, vibrating diaphragm The first surface and second surface of component are two surfaces opposite on vibrating diaphragm component, the first surface of piezoelectric part and the second table Two opposite surfaces, the second surface of piezoelectric part are contacted with the first surface of vibrating diaphragm component in face pressure electrical components.By this Scheme is provided in loudspeaker and hangs on the intracorporal vibrating diaphragm component of chamber, and carries piezoelectric part on vibrating diaphragm component, therefore presses Electrical components vibration will drive vibrating diaphragm component and vibrate together in the cavity, air sounding be pushed, since this suspended structure can increase The Oscillation Amplitude of big vibrating diaphragm component, therefore the loudness for the sound that vibration issues can be promoted and improve the low-frequency effect of sound, it mentions Rise the electroacoustic conversion effect of loudspeaker.In this way, the embodiment of the present invention can promote the overall sound quality effect of the sound of loudspeaker sending Fruit.

The loudspeaker that inventive embodiments provide can be applied to terminal device, also can be applied to need to use the loudspeaker Other electronic equipments, specifically can determine that the embodiment of the present invention be not construed as limiting according to actual use demand.Below with loudspeaker For terminal device, loudspeaker provided in an embodiment of the present invention is illustratively illustrated.

As shown in figure 4, the embodiment of the present invention provides a kind of terminal device 2, which includes loudspeaker 1.The loudspeaking Device has structure feature identical with loudspeaker in above-described embodiment, and to avoid repeating, which is not described herein again.

Optionally, in the embodiment of the present invention, the shape of loudspeaker can be according to the sky of setting loudspeaker inside terminal device Between determine.Specifically, in overall design, because the characteristics of piezo-electric loudspeaker itself, it can be according to the structure of terminal device Shape, the space of design terminal equipment inside setting loudspeaker, and according to the space for loudspeaker to be arranged, determine loudspeaker Shape, it can determine the shape of piezoelectric part and/or the structure of vibrating diaphragm component.Based on this, in overall design, in loudspeaker The shape of the phonation unit (i.e. above-mentioned vibrational system) in portion can be abnormity and (therefore be not limited to the rectangle or circle of conventional loudspeakers Shape).

(a) and (b) in Fig. 5 is respectively loudspeaker and terminal device provided in an embodiment of the present invention in existing terminal device The structural schematic diagram of middle loudspeaker.As shown in (a) in Fig. 5, the shape for the loudspeaker 31 being arranged in terminal device 3 in the prior art Shape is rectangle；As shown in (b) in Fig. 5, according to the shape for the loudspeaker 41 being arranged in terminal device 4 in the embodiment of the present invention The shape that the space of loudspeaker determines is set inside terminal device 4.

With this solution, the phonation unit of loudspeaker can be designed to abnormity in present invention implementation, more made full use of Existing space inside terminal device, can so increase vibration area, promote loudness.In this way, the embodiment of the present invention can mention Rise the overall sound quality effect for the sound that loudspeaker issues.

On the one hand, compared with existing piezo-electric loudspeaker, piezo-electric loudspeaker provided in an embodiment of the present invention can be with Increase the vibration area and Oscillation Amplitude of vibrating diaphragm component, therefore sound intensity can be promoted and the low frequency effect of sound can be improved Fruit.In this way, the embodiment of the present invention can promote the overall sound quality effect of the sound of loudspeaker sending.

On the other hand, compared with existing coil-moving speaker, piezo-electric loudspeaker provided in an embodiment of the present invention does not have There is magnetic circuit system, biggish physical space can be saved, be used for complete machine stack design, in addition because greatly reducing metal parts Use, so can be further decreased for the interference of radio frequency.In addition, the embodiment of the present invention mentions compared with existing loudspeaker The vibrational system of the loudspeaker of confession eliminates voice coil line, only retains vibrating diaphragm component, so can become more in shape design Flexibly, however it is not limited to which rectangular or round, the shape of vibrating diaphragm component can be customized according to the space stacked inside terminal device.

For synthesis, compared with existing loudspeaker, piezo-electric loudspeaker provided in an embodiment of the present invention can be done more It is thin, be conducive to the design of terminal device shape；Due to reducing the use of metal parts, the interference for radio frequency is reduced； Phonation unit is designed to abnormity, more makes full use of existing space inside terminal device, can so increase vibration area, mention Rise loudness.

Terminal device in the embodiment of the present invention can be mobile terminal, or immobile terminal.Illustratively, it moves Dynamic terminal can be mobile phone, tablet computer, laptop, palm PC, car-mounted terminal, wearable device, super movement People's computer (ultra-mobile personal computer, UMPC), net book or personal digital assistant (personal Digital assistant, PDA) etc., immobile terminal can be personal computer (personal computer, PC), electricity Depending on machine (television, TV), automatic teller machine or self-service machine etc., the embodiment of the present invention is not especially limited.

It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do There is also other identical elements in the process, method of element, article or device.

Embodiments herein is described above in conjunction with attached drawing, but the application be not limited to it is above-mentioned specific Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art Under the enlightenment of the application, when not departing from the application objective and scope of the claimed protection, can also it make very much Form belongs within the protection of the application.