CN106325617A - Electronic device, detection device and detection method - Google Patents
Electronic device, detection device and detection method Download PDFInfo
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- CN106325617A CN106325617A CN201510330098.1A CN201510330098A CN106325617A CN 106325617 A CN106325617 A CN 106325617A CN 201510330098 A CN201510330098 A CN 201510330098A CN 106325617 A CN106325617 A CN 106325617A
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Abstract
The invention discloses an electronic device, which comprises a transmitting module and a first receiving module, wherein the transmitting module is used for at least transmitting a first ultrasonic sending signal to a first region of a first surface of a contact module; the first receiving module is used for receiving a first ultrasonic feedback signal reflected by the first region; the first ultrasonic feedback signal generated when an operation body exists in a first corresponding region is different from the first ultrasonic feedback signal generated when the operation body does not exist in the first corresponding region; the first surface and a second surface are opposite outer surfaces of the contact module, and the first corresponding region is a region which is overlapped with the first region in a direction of the first ultrasonic sending signal in the second surface. Meanwhile, the invention also discloses a detection device and a detection method. Through adoption of the technical scheme of the invention, the requirements for a touch object can be reduced, the multi-point touch is realized and the user experience is improved.
Description
Technical field
The present invention relates to electronic device field, be specifically related to a kind of electronic installation, detection device and detection method.
Background technology
Along with the development of touch screen technology, there is the electronic equipment such as mobile phone, flat board of touch screen, notebook electricity
Brain, TV etc. have progressed in the life of people.At present, conventional, electric-resistance formula touch screen and capacitive touch
Touch being most widely used of screen.Conventional, electric-resistance formula touch screen can only carry out the touch-control of single point.Capacitance touch
Screen is particulate metal conductive materials sticking layer of transparent at glass surface, when finger touches on the metal layer,
The electric capacity of contact will change so that the oscillator frequency being attached thereto changes, by measuring frequency
Rate change may determine that touch location obtains information.Owing to electric capacity is with temperature, humidity or the difference of Grounding
And change, therefore its less stable, often produce drift phenomenon.Although capacitive touch screen supports multiple spot
Touch, but, when touching more than more than 2 o'clock, part touch chip can be because XY coordinate intersects, it is impossible to
Correctly judge the position that user really touches, thus produce ghost point.It addition, capacitive touch screen only with
Special writing pencil or human body (such as finger, palm etc.) carry out input operation.
Summary of the invention
In view of this, a kind of electronic installation of offer, detection device and detection method are provided, can reduce
Requirement to touching object, really realizes multi-point touch, improves the experience of user.
For reaching above-mentioned purpose, the technical scheme is that and be achieved in that:
The invention provides a kind of electronic installation, including:
Emitting mould train, launches the first ultrasound wave at least first area of first surface to contact module and sends out
The number of delivering letters；
First receives module, for receiving the first ultrasound feedback signal after described first area is reflected；
Wherein, the first ultrasound feedback signal described in when the first corresponding region exists operating body with when described first
Described in when corresponding region does not exist operating body, the first ultrasound feedback signal is different；Described first surface and described
Second surface is the outer surface that described contact module is contrary, and described first corresponding region is described second surface
In, send region overlapping on the direction of signal with described first area at described first ultrasound wave.
In such scheme, it is preferable that described emitting mould train is positioned at described contact module and described first and receives mould
Between group, and the first ultrasound feedback signal can penetrate described emitting mould train and arrive described first reception module.
In such scheme, it is preferable that described electronic installation also includes:
Process module, for obtaining the first ultrasound feedback signal, it is judged that described first ultrasound feedback signal
Whether meet pre-conditioned, if it is satisfied, then determine that the first corresponding region exists operating body.
In such scheme, it is preferable that described pre-conditioned be: the intensity level of the first ultrasound feedback signal is little
In equal to the first parameter preset threshold value.
In such scheme, it is preferable that described pre-conditioned be:
Sending compared with signal with the first ultrasound wave, the amplitude of variation of the first ultrasound feedback signal is more than or equal to the
Two threshold values.
In such scheme, it is preferable that described emitting mould train, it is additionally operable to the second area to described first surface
Launch the second ultrasound wave and send signal；
Second receives module, for receiving the second ultrasound feedback signal after described second area reflects；
Wherein, the second ultrasound feedback signal described in when the second corresponding region exists operating body with when described second
Described in when corresponding region does not exist operating body, the second ultrasound feedback signal is different；Described second corresponding region is
In described second surface, send on the direction of signal overlapping with described second area at described second ultrasound wave
Region, and described first area and described second area are the most overlapping in described first surface, described first right
Answer region and described second corresponding region the most overlapping in described second surface.
In such scheme, it is preferable that described emitting mould train at least includes that the first transmitting submodule group and second is launched
Submodule group,
Described first launches submodule group launches described first ultrasound wave transmission signal towards described first area；
Described second launches submodule group launches described second ultrasound wave transmission signal towards described second area.
In such scheme, it is preferable that described emitting mould train at least includes Part I and Part II,
Described Part I sends signal for producing the first ultrasound wave, and described first area is positioned at described the
One ultrasound wave sends the range of transmission of signal；
Described Part II sends signal for producing the second ultrasound wave, and described second area is positioned at described the
Two ultrasound wave send the range of transmission of signal.
In such scheme, it is preferable that described emitting mould train includes the first assembly, the second assembly set gradually
With the 3rd assembly, described first assembly is less than described 3rd assembly apart from institute apart from the distance of described first surface
State the distance of first surface；
Described first assembly includes the first electrode layer；
Described 3rd assembly includes the second electrode lay；
Described first electrode layer and described the second electrode lay can at least trigger described second assembly according to the signal of telecommunication
Motion, and generate ultrasound wave transmission signal, wherein, the portion that described emitting mould train is corresponding with described first area
Being divided into described Part I, the described emitting mould train part corresponding with described second area is described Part II.
In such scheme, it is preferable that described process module, it is additionally operable to: obtain N number of ultrasound feedback signal
Time, it is judged which region the ultrasound feedback signal being different from other ultrasound feedback signals belongs to, and judges
Operating body should be there is in which corresponding region corresponding to which region；Wherein, described N is more than or equal to 3.
In such scheme, it is preferable that described electronic installation also includes:
Display device, is used for showing image, and wherein, described emitting mould train is positioned at described contact module with described
Between display device；
Described emitting mould train light transmittance on the display direction of display device exceedes first threshold, so that institute
State display light can by described contact module outside user see.
In such scheme, it is preferable that described display device includes:
Illuminating module, is used for producing original light；
Color module, including colors component array, for according to controlling switching display state so that at the beginning of described
Beginning light can form the display light corresponding with pre-display image by described color module；
Control module, including controlling assembly array, with described colors component array one_to_one corresponding, be used for controlling
Described colors component array.
In such scheme, it is preferable that described first receives module and the first control group in described control module
Part is correspondingly arranged, including:
Described first receives module is connected with the described first the first end controlling assembly by the first connector；
Wherein, described first connector is for being converted to the first excitation potential by described first ultrasound feedback signal；
And described first control assembly the second end be connected by via with the 3rd assembly of described emitting mould train
Connecing, the described first the 3rd end controlling assembly is connected with the first colors component in described color module.
In such scheme, it is preferable that described process module, it is additionally operable to control to produce the signal of telecommunication, so that described
Emitting mould train generates ultrasound wave according to the described signal of telecommunication and sends signal.
Present invention also offers a kind of detection device, including:
Emitting mould train, for according to the signal of telecommunication, generates ultrasound wave and sends signal, and at least to contact module
The first area of first surface is launched the first ultrasound wave and is sent signal；
Receive module, at least receiving the first ultrasound feedback signal after described first area is reflected；
Wherein, the first ultrasound feedback signal described in when the first corresponding region exists operating body with when described first
Described in when corresponding region does not exist operating body, the first ultrasound feedback signal is different；Described first surface and described
Second surface is the outer surface that described contact module is contrary, and described first corresponding region is described second surface
In, send region overlapping on the direction of signal with described first area at described first ultrasound wave.
Present invention also offers a kind of detection method, described method includes:
The first ultrasound wave transmission signal is launched at least first area to the first surface of contact module；
At least receive the first ultrasound feedback signal after described first area is reflected；
Judge whether described first ultrasound feedback signal meets pre-conditioned, if it is satisfied, then determine first
There is operating body in corresponding region；
Wherein, the first ultrasound feedback signal described in when the first corresponding region exists operating body with when described first
Described in when corresponding region does not exist operating body, the first ultrasound feedback signal is different；Described first surface and described
Second surface is the outer surface that described contact module is contrary, and described first corresponding region is described second surface
In, send region overlapping on the direction of signal with described first area at described first ultrasound wave.
In such scheme, it is preferable that described method also includes:
Second area to described first surface is launched the second ultrasound wave and is sent signal；
Receive the second ultrasound feedback signal after described second area reflects；
Wherein, the second ultrasound feedback signal described in when the second corresponding region exists operating body with when described second
Described in when corresponding region does not exist operating body, the second ultrasound feedback signal is different；Described second corresponding region is
In described second surface, send on the direction of signal overlapping with described second area at described second ultrasound wave
Region, and described first area and described second area are the most overlapping in described first surface, described first right
Answer region and described second corresponding region the most overlapping in described second surface.
In such scheme, it is preferable that described at least first area to the first surface of contact module launches the
One ultrasound wave sends signal, including:
Generate the first ultrasound wave according to the signal of telecommunication and send signal.
In such scheme, it is preferable that described determine that the first corresponding region exists operating body after, including:
Contact position is determined based on described first corresponding region.
Technical scheme of the present invention, gives a kind of brand-new touching using ultrasonic wave principle detection contact position
Screen implementation, can reduce the requirement to touching object, really realize multi-point touch, improve making of user
With experience.
Accompanying drawing explanation
Fig. 1 occurs based on ultrasound wave and reflection receivable principle detection contact position for what the embodiment of the present invention provided
Schematic diagram；
The composition structural representation one of the electronic installation that Fig. 2 provides for the embodiment of the present invention；
The composition structural representation two of the electronic installation that Fig. 3 provides for the embodiment of the present invention；
The composition structural representation of the emitting mould train that Fig. 4 provides for the embodiment of the present invention；
The composition structural representation three of the electronic installation that Fig. 5 provides for the embodiment of the present invention；
The composition structural representation of the display device that Fig. 6 provides for the embodiment of the present invention；
The composition structural representation four of the electronic installation that Fig. 7 provides for the embodiment of the present invention；
The composition structural representation of the detection device that Fig. 8 provides for the embodiment of the present invention；
Fig. 9 be embodiment of the present invention detection method realize schematic flow sheet.
Detailed description of the invention
The present invention proposes a kind of brand-new touch screen implementation using ultrasonic wave principle detection contact position.For
It is more fully understood that the present invention, first introduces the ultimate principle of ultrasound wave.
Ultrasound wave is similar with the propagation principle of light wave, all follows Si Naier refraction principle, principle of reflection etc..And
And, ultrasound wave has penetrance to object, especially has preferable penetrance to tissue.
The present invention utilizes these principles that ultrasound wave is followed, and devises and occurs and reflection receivable based on ultrasound wave
The touch screen scheme of principle.Fig. 1 for the embodiment of the present invention provide based on ultrasound wave occur and reflection receivable former
The schematic diagram of reason detection contact position, ultrasound wave impedance in atmosphere is relatively big, when the upper surface of touch panel does not has
When having object to touch, ultrasound wave almost all reflects；When there being object to touch, ultrasound wave will penetrate institute
State object and be predominantly absorbed part energy, the ultrasonic energy relative weak reflected；And then according to instead
The power of the ultrasonic energy being emitted back towards determines whether to touch (touch) order.
The technical solution of the present invention is further elaborated with specific embodiment below in conjunction with the accompanying drawings.
Embodiment one
The composition structural representation one of the electronic installation that Fig. 2 provides for the embodiment of the present invention, as in figure 2 it is shown,
Described electronic installation, including:
Emitting mould train 21, launches the first ultrasound wave at least first area of first surface to contact module
Send signal；
First receives module 22, for receiving the first ultrasound feedback letter after described first area is reflected
Number；
Wherein, the first ultrasound feedback signal described in when the first corresponding region exists operating body with when described first
Described in when corresponding region does not exist operating body, the first ultrasound feedback signal is different；
Described first surface and described second surface are described to contact the outer surface that module is contrary, and described first
Corresponding region is in described second surface, with described first area in the side of described first ultrasound wave transmission signal
Upwards overlapping region.
Specifically, described contact module can be protection glass (also referred to as glass cover).
Specifically, the first surface of described contact module refers to lower surface, the second surface of described contact module
Refer to upper surface.
Here, the first ultrasound feedback signal described in when the first corresponding region exists operating body with when described first
First ultrasound feedback signal described in when corresponding region does not exist operating body different it can be understood as:
The signal intensity of the first ultrasound feedback signal described in when there is operating body is less than there is not operating body time institute
State the signal intensity of the first ultrasound feedback signal.
Preferably, very small amount space may be needed between described emitting mould train and described contact module, in order to
Described emitting mould train is moved.
Electronic installation described in the present embodiment, can be used for detecting ad-hoc location (position of the i.e. first corresponding region)
Whether there is touch event, be such as used for detecting whether touch key-press is triggered.
Embodiment two
The composition structural representation two of the electronic installation that Fig. 3 provides for the embodiment of the present invention, as it is shown on figure 3,
Described electronic installation, including:
Emitting mould train 21, launches the first ultrasound wave at least first area of first surface to contact module
Send signal；It is additionally operable to launch the second ultrasound wave to the second area of described first surface and sends signal；
First receives module 22, for receiving the first ultrasound feedback letter after described first area is reflected
Number；
Second receives module 23, for receiving the second ultrasound feedback letter after described second area reflects
Number；
Wherein, the first ultrasound feedback signal described in when the first corresponding region exists operating body with when described first
Described in when corresponding region does not exist operating body, the first ultrasound feedback signal is different；Described first surface and described
Second surface is the outer surface that described contact module is contrary, and described first corresponding region is described second surface
In, send region overlapping on the direction of signal with described first area at described first ultrasound wave.
Wherein, the second ultrasound feedback signal described in when the second corresponding region exists operating body with when described second
Described in when corresponding region does not exist operating body, the second ultrasound feedback signal is different；Described second corresponding region is
In described second surface, send on the direction of signal overlapping with described second area at described second ultrasound wave
Region, and described first area and described second area are the most overlapping in described first surface, described first right
Answer region and described second corresponding region the most overlapping in described second surface.
Specifically, described contact module can be protection glass.
Specifically, the first surface of described contact module refers to lower surface, the second surface of described contact module
Refer to upper surface.
Here, the first ultrasound feedback signal described in when the first corresponding region exists operating body with when described first
First ultrasound feedback signal described in when corresponding region does not exist operating body different it can be understood as:
The signal intensity of the first ultrasound feedback signal described in when there is operating body is less than there is not operating body time institute
State the signal intensity of the first ultrasound feedback signal.
It should be noted that contact module first surface can include multiple region, as first area, second
Regions etc., the regional of described first surface can receive ultrasound wave and send signal, also can be to being received
To ultrasound wave send signal feed back.Accordingly, the second surface of described contact module can include multiple
Corresponding region, such as the first corresponding region, the second corresponding region etc., when corresponding region is less, response operation
The region of body touch operation diminishes the most therewith.
Here it is possible to by identifying minimum, or less than threshold value, or pass through various ways such as diminishing
Identify which or which corresponding region of second surface exists operating body.
Such as, it is determined that the corresponding region corresponding to ultrasound feedback signal of signal intensity minimum exists operating body；
Or, it is determined that there is operating body less than the corresponding region corresponding to ultrasound feedback signal of threshold value in signal intensity；
Or, it is determined that the corresponding region corresponding to ultrasound feedback signal being different from other ultrasound feedback signals is deposited
At operating body.
Preferably, very small amount space may be needed between described emitting mould train and described contact module, in order to
Described emitting mould train is moved.
It should be noted that according to the detection in multiple regions, described electronic installation can identify which region has
Operating body, only enters with first area, second area, the first corresponding region, the second corresponding region although above-mentioned
Row explanation, multiple regions however, it is possible to matrix form is arranged, such as, described emitting mould train can be by launching
Submodule group pattern forms；Accordingly, the reception module being used for receiving ultrasound feedback signal can be by receiving son
Module array forms.So, described electronic installation can realize notebook computer touchpad function.
Specifically, described emitting mould train 21 at least includes that the first transmitting submodule group 211 and second launches submodule group
222,
Described first launches submodule group 211 launches described first ultrasound wave transmission letter towards described first area
Number；
Described second launches submodule group 222 launches described second ultrasound wave transmission letter towards described second area
Number.
It should be noted that it is phase that described first transmitting submodule group 211 and described second launches submodule group 222
The most independent.
It is to say, described emitting mould train can be formed by launching submodule group pattern；Accordingly, it is used for receiving
The reception module of ultrasound feedback signal can be formed by receiving submodule group pattern.Such as, described transmitting submodule
Group can be the first transmitting submodule group, second launch submodule group ..., M launches submodule group etc., described in connect
Receiving module can be the first reception module, the second reception module ..., N reception module etc..Wherein, institute
Stating M, N and be positive integer, described M value can be equal with N value, it is also possible to unequal.
Embodiment three
A kind of electronic installation, including:
Emitting mould train 21, launches the first ultrasound wave at least first area of first surface to contact module
Send signal；It is additionally operable to launch the second ultrasound wave to the second area of described first surface and sends signal；
First receives module 22, for receiving the first ultrasound feedback letter after described first area is reflected
Number；
Second receives module 23, for receiving the second ultrasound feedback letter after described second area reflects
Number；
Wherein, the first ultrasound feedback signal described in when the first corresponding region exists operating body with when described first
Described in when corresponding region does not exist operating body, the first ultrasound feedback signal is different；Described first surface and described
Second surface is the outer surface that described contact module is contrary, and described first corresponding region is described second surface
In, send region overlapping on the direction of signal with described first area at described first ultrasound wave.
Wherein, the second ultrasound feedback signal described in when the second corresponding region exists operating body with when described second
Described in when corresponding region does not exist operating body, the second ultrasound feedback signal is different；Described second corresponding region is
In described second surface, send on the direction of signal overlapping with described second area at described second ultrasound wave
Region, and described first area and described second area are the most overlapping in described first surface, described first right
Answer region and described second corresponding region the most overlapping in described second surface.
Specifically, described contact module can be protection glass.
Specifically, the first surface of described contact module refers to lower surface, the second surface of described contact module
Refer to upper surface.
Here, the first ultrasound feedback signal described in when the first corresponding region exists operating body with when described first
First ultrasound feedback signal described in when corresponding region does not exist operating body different it can be understood as:
The signal intensity of the first ultrasound feedback signal described in when there is operating body is less than there is not operating body time institute
State the signal intensity of the first ultrasound feedback signal.
Preferably, very small amount space may be needed between described emitting mould train and described contact module, in order to
Described emitting mould train is moved.
Specifically, described emitting mould train 21 at least includes Part I and Part II,
Described Part I sends signal for producing the first ultrasound wave, and described first area is positioned at described the
One ultrasound wave sends the range of transmission of signal；
Described Part II sends signal for producing the second ultrasound wave, and described second area is positioned at described the
Two ultrasound wave send the range of transmission of signal.
It should be noted that described emitting mould train 21 exists as an entirety, described Part I and
Described Part II is the ingredient of described emitting mould train 21.
Such as, described emitting mould train can be whole piece piezoelectric membrane.
The composition structural representation of the emitting mould train that Fig. 4 provides for the embodiment of the present invention, as shown in Figure 4, institute
State the first assembly 21a that emitting mould train 21 includes setting gradually, the second assembly 21b and the 3rd assembly 21c,
Described first assembly 21a apart from the distance of described first surface less than described 3rd assembly 21c apart from described the
The distance on one surface；
Described first assembly 21a includes the first electrode layer；
Described 3rd assembly 21b includes the second electrode lay；
Described first electrode layer and described the second electrode lay can at least trigger described second assembly according to the signal of telecommunication
21b moves, and generates ultrasound wave transmission signal, wherein, and described emitting mould train 21 and described first area pair
The part answered is described Part I, and the described emitting mould train part corresponding with described second area is described
Two parts.
Concrete, described first electrode layer can be understood as being positioned at the electrode layer on upper strata, described the second electrode lay
Can be understood as being positioned at the electrode layer of lower floor.
Described first electrode layer and described the second electrode lay can at least trigger described second assembly according to the signal of telecommunication
21b moves, and can include following situation:
Described first assembly 21a starts shipment with described second assembly 21b mono-and starts, or described first assembly 21c
Start shipment with described second assembly 21b mono-and start, or described first assembly 21a and described second assembly 21b
Start shipment with described 3rd assembly 21c mono-and start；
Further, when motion, can relatively independent move, it is also possible to be synchronized with the movement.
Embodiment four
The composition structural representation three of the electronic installation that Fig. 5 provides for the embodiment of the present invention, as it is shown in figure 5,
Described electronic installation, including:
Emitting mould train 21, launches the first ultrasound wave at least first area of first surface to contact module
Send signal；It is additionally operable to launch the second ultrasound wave to the second area of described first surface and sends signal；
First receives module 22, for receiving the first ultrasound feedback letter after described first area is reflected
Number；
Display device 24, is used for showing image, and wherein, described emitting mould train 21 is positioned at described contact module
And between described display device 24；
Wherein, the described emitting mould train 21 light transmittance on the display direction of display device 24 is more than the first threshold
Value so that described display light can by described contact module outside user see.
Electronic installation described in the present embodiment is particularly suited for the design of touch screen, for the design of touch screen, sends out
Penetrate module, receive module when detecting, do not affect the display of display device；Meanwhile, display device
Display nor affects on emitting mould train and receives the detection of module, so, described emitting mould train is in display device
Display direction on light transmittance require more than first threshold so that described display light can be by described contact module
Outer user sees.
Specifically, described first threshold can be any one numerical value in 50% to 99.9%, such as 60%,
80%, 90% etc..Preferably, described first threshold can be 80%.
Preferably, described electronic installation can also include:
Second receives module 23, for receiving the second ultrasound feedback letter after described second area reflects
Number；
Accordingly, described emitting mould train 21, it is additionally operable to launch to the second area of described first surface the second surpass
Sound wave sends signal；
Wherein, the first ultrasound feedback signal described in when the first corresponding region exists operating body with when described first
Described in when corresponding region does not exist operating body, the first ultrasound feedback signal is different；Described first surface and described
Second surface is the outer surface that described contact module is contrary, and described first corresponding region is described second surface
In, send region overlapping on the direction of signal with described first area at described first ultrasound wave.
Wherein, the second ultrasound feedback signal described in when the second corresponding region exists operating body with when described second
Described in when corresponding region does not exist operating body, the second ultrasound feedback signal is different；Described second corresponding region is
In described second surface, send on the direction of signal overlapping with described second area at described second ultrasound wave
Region, and described first area and described second area are the most overlapping in described first surface, described first right
Answer region and described second corresponding region the most overlapping in described second surface.
Specifically, described contact module can be protection glass.
Specifically, the first surface of described contact module refers to lower surface, the second surface of described contact module
Refer to upper surface.
Here, the first ultrasound feedback signal described in when the first corresponding region exists operating body with when described first
First ultrasound feedback signal described in when corresponding region does not exist operating body different it can be understood as:
The signal intensity of the first ultrasound feedback signal described in when there is operating body is less than there is not operating body time institute
State the signal intensity of the first ultrasound feedback signal.
Preferably, very small amount space may be needed between described emitting mould train and described contact module, in order to
Described emitting mould train is moved.
Specifically, described emitting mould train 21 at least includes Part I and Part II,
Described Part I sends signal for producing the first ultrasound wave, and described first area is positioned at described the
One ultrasound wave sends the range of transmission of signal；
Described Part II sends signal for producing the second ultrasound wave, and described second area is positioned at described the
Two ultrasound wave send the range of transmission of signal.
It should be noted that described emitting mould train 21 exists as an entirety, described Part I and
Described Part II is the ingredient of described emitting mould train 21.
Preferably, described emitting mould train 21 include the first assembly 21a set gradually, the second assembly 21b and
3rd assembly 21c, described first assembly 21a are less than described 3rd assembly apart from the distance of described first surface
21c is apart from the distance of described first surface；
Described first assembly 21a includes the first electrode layer；
Described 3rd assembly 21b includes the second electrode lay；
Described first electrode layer and described the second electrode lay can at least trigger described second assembly according to the signal of telecommunication
21b moves, and generates ultrasound wave transmission signal, wherein, and described emitting mould train 21 and described first area pair
The part answered is described Part I, and the described emitting mould train part corresponding with described second area is described
Two parts.
Concrete, described first electrode layer can be understood as being positioned at the electrode layer on upper strata, described the second electrode lay
Can be understood as being positioned at the electrode layer of lower floor.
Described first electrode layer and described the second electrode lay can at least trigger described second assembly according to the signal of telecommunication
21b moves, and can include following situation:
Described first assembly 21a starts shipment with described second assembly 21b mono-and starts, or described first assembly 21c
Start shipment with described second assembly 21b mono-and start, or described first assembly 21a and described second assembly 21b
Start shipment with described 3rd assembly 21c mono-and start；
Further, when motion, can relatively independent move, it is also possible to be synchronized with the movement.
Specifically, described first assembly 21a and the 3rd assembly 21c can be transparent electrode, described second
Assembly 21b can be transparent piezoelectric membrane.
Embodiment five
The composition structural representation of the display device that Fig. 6 provides for the embodiment of the present invention, as shown in Figure 6, institute
State display device 24 to include:
Illuminating module 241, is used for producing original light；
Color module 242, including colors component (pixel) array, for switching display state according to control,
Make described original light can form the display light corresponding with pre-display image by described color module；；
Control module 243, including controlling assembly array, be used for and described colors component array one_to_one corresponding,
For controlling described colors component array.
Specifically, described control assembly array can be with pixel thin film transistor (TFT) one to one (TFT,
Thin Film Transistor)。
In order to reduce the thickness of touch screen, described display device and electronic installation can be carried out Combined design.
Preferably, the first reception module 22 in electronic installation and the first control in described control module 243
Assembly is correspondingly arranged, and wherein, first receives module 22 for receiving first after described first area is reflected
Ultrasound feedback signal.
Specifically, described first reception module 22 is corresponding with the first control assembly in described control module 243
Arrange, including:
Described first receives module 22 is connected with the described first the first end controlling assembly by the first connector
Connect；Wherein, described first connector for being converted to the first excitation electricity by described first ultrasound feedback signal
Gesture；
And described first the 3rd assembly of the second end and the described emitting mould train 21 controlling assembly pass through via phase
Connecting, the described first the 3rd end controlling assembly is connected with the first colors component in described color module 242
Connect；Wherein, emitting mould train 21 is launched at least first area to the first surface of contact module and the first is surpassed
Sound wave sends signal.
Preferably, described via is filled with conductive materials.
Embodiment six
The composition structural representation four of the electronic installation that Fig. 7 provides for the embodiment of the present invention, as it is shown in fig. 7,
Described electronic installation, including:
Emitting mould train 21, launches the first ultrasound wave at least first area of first surface to contact module
Send signal；It is additionally operable to launch the second ultrasound wave to the second area of described first surface and sends signal；
First receives module 22, for receiving the first ultrasound feedback letter after described first area is reflected
Number；
Display device 24, is used for showing image, and wherein, described emitting mould train 21 is positioned at described contact module
And between described display device 24；
Process module 25, be used for controlling to produce the signal of telecommunication, so that described emitting mould train 21 is according to described telecommunications
Number generate ultrasound wave send signal.
Specifically, when described display device 24 is in display working condition, described process module 25 control
System produces the described signal of telecommunication.
So, described electronic installation just starts detection lighting screen, can save system power dissipation.
Here, it should be noted that when described display device 24 is not in display working condition (such as blank screen
Time), it is also possible to controlled to produce the described signal of telecommunication by described process module 25；So, can be at black state
The touch input of lower response operating body.
Due to when described display device 24 is in display working condition and when being in non-display duty, user
Touch demand different, therefore, the mode of operation of electronic installation is the most different.
Such as, when described display device 24 is in display working condition, electronic installation is in the first Working mould
Formula, in this first operative mode, it is possible to all regions of the second surface of docking touch group are detected,
Accuracy of detection is high；When described display device 24 is in non-display duty, electronic installation is in the second work
Operation mode, under described second mode of operation, only the subregion of the second surface of docking touch group is examined
Surveying, accuracy of detection is relatively low.
It is to say, display device is under non-display duty, electronic installation only receives module to part
The ultrasound feedback signal data received is analyzed.It can be battle array spaced at greater that described part receives module
Row, it is also possible to be specific region etc..
Preferably, described process module 25, it is additionally operable to obtain the first ultrasound feedback signal, it is judged that described
Whether one ultrasound feedback signal meets pre-conditioned, if it is satisfied, then determine that the first corresponding region exists behaviour
Make body.
Preferably, described pre-conditioned it is: the intensity level of the first ultrasound feedback signal is pre-less than or equal to first
Setting parameter threshold value.
Preferably, described pre-conditioned can also be:
Sending compared with signal with the first ultrasound wave, the amplitude of variation of the first ultrasound feedback signal is more than or equal to the
Two threshold values.
Preferably, described process module 25, it is additionally operable to: when obtaining N number of ultrasound feedback signal, it is judged that no
Which region the ultrasound feedback signal being same as other ultrasound feedback signals belongs to, and judgement should which region
There is operating body in which corresponding corresponding region；Wherein, described N is more than or equal to 3.
Preferably, described electronic installation can also include:
Second receives module 23, for receiving the second ultrasound feedback letter after described second area reflects
Number；
Accordingly, described emitting mould train 21, it is additionally operable to launch to the second area of described first surface the second surpass
Sound wave sends signal；
Wherein, the first ultrasound feedback signal described in when the first corresponding region exists operating body with when described first
Described in when corresponding region does not exist operating body, the first ultrasound feedback signal is different；Described first surface and described
Second surface is the outer surface that described contact module is contrary, and described first corresponding region is described second surface
In, send region overlapping on the direction of signal with described first area at described first ultrasound wave.
Wherein, the second ultrasound feedback signal described in when the second corresponding region exists operating body with when described second
Described in when corresponding region does not exist operating body, the second ultrasound feedback signal is different；Described second corresponding region is
In described second surface, send on the direction of signal overlapping with described second area at described second ultrasound wave
Region, and described first area and described second area are the most overlapping in described first surface, described first right
Answer region and described second corresponding region the most overlapping in described second surface.
Specifically, described contact module can be protection glass.
Specifically, the first surface of described contact module refers to lower surface, the second surface of described contact module
Refer to upper surface.
Here, the first ultrasound feedback signal described in when the first corresponding region exists operating body with when described first
First ultrasound feedback signal described in when corresponding region does not exist operating body different it can be understood as:
The signal intensity of the first ultrasound feedback signal described in when there is operating body is less than there is not operating body time institute
State the signal intensity of the first ultrasound feedback signal.
Preferably, very small amount space may be needed between described emitting mould train and described contact module, in order to
Described emitting mould train is moved.
Preferably, described emitting mould train 21 include the first assembly 21a set gradually, the second assembly 21b and
3rd assembly 21c, described first assembly 21a are less than described 3rd assembly apart from the distance of described first surface
21c is apart from the distance of described first surface；
Described first assembly 21a includes the first electrode layer；
Described 3rd assembly 21b includes the second electrode lay；
Described first electrode layer and described the second electrode lay can at least trigger described second assembly according to the signal of telecommunication
21b moves, and generates ultrasound wave transmission signal, wherein, and described emitting mould train 21 and described first area pair
The part answered is described Part I, and the described emitting mould train part corresponding with described second area is described
Two parts.
Concrete, described first electrode layer can be understood as being positioned at the electrode layer on upper strata, described the second electrode lay
Can be understood as being positioned at the electrode layer of lower floor.
Described first electrode layer and described the second electrode lay can at least trigger described second assembly according to the signal of telecommunication
21b moves, and can include following situation:
Described first assembly 21a starts shipment with described second assembly 21b mono-and starts, or described first assembly 21c
Start shipment with described second assembly 21b mono-and start, or described first assembly 21a and described second assembly 21b
Start shipment with described 3rd assembly 21c mono-and start；
Further, when motion, can relatively independent move, it is also possible to be synchronized with the movement.
Specifically, described first assembly 21a and the 3rd assembly 21c can be transparent electrode, described second
Assembly 21b can be transparent piezoelectric membrane.
Embodiment seven
The composition structural representation of the detection device that Fig. 8 provides for the embodiment of the present invention, as shown in Figure 8, institute
State detection device, including:
Emitting mould train 21, for according to the signal of telecommunication, generates ultrasound wave and sends signal, and at least to contact module
The first area of first surface launch the first ultrasound wave and send signal；
Receive module 26, at least receiving the first ultrasound feedback letter after described first area is reflected
Number；
Wherein, the first ultrasound feedback signal described in when the first corresponding region exists operating body with when described first
Described in when corresponding region does not exist operating body, the first ultrasound feedback signal is different；Described first surface and described
Second surface is the outer surface that described contact module is contrary, and described first corresponding region is described second surface
In, send region overlapping on the direction of signal with described first area at described first ultrasound wave.
Specifically, described reception module 26 can include that mentioned above first receives module the 22, second reception
Modules 23 etc., do not repeat them here.
Embodiment eight
Fig. 9 be embodiment of the present invention detection method realize schematic flow sheet, be applied in the first equipment,
In a preferred embodiment of the invention, described detection method mainly comprises the steps that
Step 901: the first ultrasound wave transmission letter is launched at least first area to the first surface of contact module
Number.
Wherein, the first ultrasound feedback signal described in when the first corresponding region exists operating body with when described first
Described in when corresponding region does not exist operating body, the first ultrasound feedback signal is different；Described first surface and described
Second surface is the outer surface that described contact module is contrary, and described first corresponding region is described second surface
In, send region overlapping on the direction of signal with described first area at described first ultrasound wave.
Preferably, the described at least first area of first surface to contact module is launched the first ultrasound wave and is sent
Signal, including:
Generate the first ultrasound wave according to the signal of telecommunication and send signal.
Specifically, when electronic installation powers on, generate the first ultrasound wave and send signal.
Step 902: at least receive the first ultrasound feedback signal after described first area is reflected.
Step 903: judge whether described first ultrasound feedback signal meets pre-conditioned, if it is satisfied,
Then determine that the first corresponding region exists operating body.
Preferably, described determine that the first corresponding region exists operating body after, including:
Contact position is determined based on described first corresponding region.
In such scheme, it is preferable that described method also includes:
Second area to described first surface is launched the second ultrasound wave and is sent signal；
Receive the second ultrasound feedback signal after described second area reflects；
Wherein, the second ultrasound feedback signal described in when the second corresponding region exists operating body with when described second
Described in when corresponding region does not exist operating body, the second ultrasound feedback signal is different；Described second corresponding region is
In described second surface, send on the direction of signal overlapping with described second area at described second ultrasound wave
Region, and described first area and described second area are the most overlapping in described first surface, described first right
Answer region and described second corresponding region the most overlapping in described second surface.
Method described in the present embodiment can be applicable to have in the equipment of touch screen, and described touch screen is super for using
The touch screen of acoustic wave principles design.
Such as, described electronic equipment can be mobile phone, flat board, notebook computer, TV etc..
Method described in the present embodiment, supports multiple point touching, can really realize multi-point touch；And, it is not subject to
The character impact of touching object, can reduce the requirement to touching object, and finger, fingernail, common pencil etc. are grasped
Make body and all can easily realize touch sensible.
In several embodiments provided by the present invention, it should be understood that disclosed method, device and electricity
Subset, can realize by another way.Apparatus embodiments described above is only schematically,
Such as, the division of described unit, be only a kind of logic function and divide, actual can have when realizing other
Dividing mode, such as: multiple unit or assembly can be in conjunction with, or are desirably integrated into another system, or some
Feature can be ignored, or does not performs.It addition, the coupling each other of shown or discussed each ingredient,
Or direct-coupling or communication connection can be the INDIRECT COUPLING by some interfaces, equipment or unit or communication
Connect, can be electrical, machinery or other form.
The above-mentioned unit illustrated as separating component can be or may not be physically separate, as
The parts that unit shows can be or may not be physical location, i.e. may be located at a place, it is possible to
To be distributed on multiple NE；Part or all of unit therein can be selected according to the actual needs
Realize the purpose of the present embodiment scheme.
It addition, each functional unit in various embodiments of the present invention can be fully integrated in a processing unit,
Can also be that each unit is individually as a unit, it is also possible to two or more unit are integrated in one
In individual unit；Above-mentioned integrated unit both can realize to use the form of hardware, it would however also be possible to employ hardware adds soft
The form of part functional unit realizes.
One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can
Completing with the hardware relevant by programmed instruction, aforesaid program can be stored in an embodied on computer readable and deposit
In storage media, this program upon execution, performs to include the step of said method embodiment；And aforesaid storage
Medium includes: movable storage device, read only memory (ROM, Read-Only Memory), deposit at random
Access to memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey
The medium of sequence code.
Or, if the above-mentioned integrated unit of the embodiment of the present invention realizes with the form of software function module and makees
During for independent production marketing or use, it is also possible to be stored in a computer read/write memory medium.Base
In such understanding, prior art is contributed by the technical scheme of the embodiment of the present invention the most in other words
Part can embody with the form of software product, and this computer software product is stored in a storage medium
In, including some instructions with so that computer equipment (can be personal computer, server or
Person's network equipment etc.) perform all or part of of method described in each embodiment of the present invention.And aforesaid storage
Medium includes: movable storage device, ROM, RAM, magnetic disc or CD etc. are various can store program generation
The medium of code.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited to
This, any those familiar with the art, in the technical scope that the invention discloses, can readily occur in
Change or replacement, all should contain within protection scope of the present invention.Therefore, protection scope of the present invention should
It is as the criterion with described scope of the claims.
Claims (19)
1. an electronic installation, including:
Emitting mould train, launches the first ultrasound wave at least first area of first surface to contact module and sends out
The number of delivering letters；
First receives module, for receiving the first ultrasound feedback signal after described first area is reflected；
Wherein, the first ultrasound feedback signal described in when the first corresponding region exists operating body with when described first
Described in when corresponding region does not exist operating body, the first ultrasound feedback signal is different；Described first surface and described
Second surface is the outer surface that described contact module is contrary, and described first corresponding region is described second surface
In, send region overlapping on the direction of signal with described first area at described first ultrasound wave.
Electronic installation the most according to claim 1, it is characterised in that described emitting mould train is positioned at described
Contact module and described first receives between module, and the first ultrasound feedback signal can penetrate described transmitting mould
Group arrives described first and receives module.
Electronic installation the most according to claim 1, it is characterised in that described electronic installation also includes:
Process module, for obtaining the first ultrasound feedback signal, it is judged that described first ultrasound feedback signal
Whether meet pre-conditioned, if it is satisfied, then determine that the first corresponding region exists operating body.
Electronic installation the most according to claim 3, it is characterised in that described pre-conditioned be: first
The intensity level of ultrasound feedback signal is less than or equal to the first parameter preset threshold value.
Electronic installation the most according to claim 3, it is characterised in that described pre-conditioned be:
Sending compared with signal with the first ultrasound wave, the amplitude of variation of the first ultrasound feedback signal is more than or equal to the
Two threshold values.
Electronic installation the most according to claim 1, it is characterised in that
Described emitting mould train, is additionally operable to launch the second ultrasound wave to the second area of described first surface and sends letter
Number；
Second receives module, for receiving the second ultrasound feedback signal after described second area reflects；
Wherein, the second ultrasound feedback signal described in when the second corresponding region exists operating body with when described second
Described in when corresponding region does not exist operating body, the second ultrasound feedback signal is different；Described second corresponding region is
In described second surface, send on the direction of signal overlapping with described second area at described second ultrasound wave
Region, and described first area and described second area are the most overlapping in described first surface, described first right
Answer region and described second corresponding region the most overlapping in described second surface.
Electronic installation the most according to claim 6, it is characterised in that
Described emitting mould train at least includes that the first transmitting submodule group and second launches submodule group,
Described first launches submodule group launches described first ultrasound wave transmission signal towards described first area；
Described second launches submodule group launches described second ultrasound wave transmission signal towards described second area.
Electronic installation the most according to claim 6, it is characterised in that
Described emitting mould train at least includes Part I and Part II,
Described Part I sends signal for producing the first ultrasound wave, and described first area is positioned at described the
One ultrasound wave sends the range of transmission of signal；
Described Part II sends signal for producing the second ultrasound wave, and described second area is positioned at described the
Two ultrasound wave send the range of transmission of signal.
Electronic installation the most according to claim 8, it is characterised in that
Described emitting mould train includes the first assembly, the second assembly and the 3rd assembly set gradually, described first
Assembly is less than described 3rd assembly distance apart from described first surface apart from the distance of described first surface；
Described first assembly includes the first electrode layer；
Described 3rd assembly includes the second electrode lay；
Described first electrode layer and described the second electrode lay can at least trigger described second assembly according to the signal of telecommunication
Motion, and generate ultrasound wave transmission signal, wherein, the portion that described emitting mould train is corresponding with described first area
Being divided into described Part I, the described emitting mould train part corresponding with described second area is described Part II.
Electronic installation the most according to claim 6, it is characterised in that described process module, also uses
In: when obtaining N number of ultrasound feedback signal, it is judged that the ultrasound wave being different from other ultrasound feedback signals is anti-
Which region feedback signal belongs to, and judges to there is operating body in which corresponding region corresponding to which region；
Wherein, described N is more than or equal to 3.
11. electronic installations according to claim 1, it is characterised in that described electronic installation also includes:
Display device, is used for showing image, and wherein, described emitting mould train is positioned at described contact module with described
Between display device；
Described emitting mould train light transmittance on the display direction of display device exceedes first threshold, so that institute
State display light can by described contact module outside user see.
12. electronic installations according to claim 11, it is characterised in that described display device includes:
Illuminating module, is used for producing original light；
Color module, including colors component array, for according to controlling switching display state so that at the beginning of described
Beginning light can form the display light corresponding with pre-display image by described color module；
Control module, including controlling assembly array, with described colors component array one_to_one corresponding, be used for controlling
Described colors component array.
13. electronic installations according to claim 12, it is characterised in that described first receive module with
The first control assembly in described control module is correspondingly arranged, including:
Described first receives module is connected with the described first the first end controlling assembly by the first connector；
Wherein, described first connector is for being converted to the first excitation potential by described first ultrasound feedback signal；
And described first control assembly the second end be connected by via with the 3rd assembly of described emitting mould train
Connecing, the described first the 3rd end controlling assembly is connected with the first colors component in described color module.
14. electronic installations according to claim 9, it is characterised in that described process module, also use
In controlling the generation signal of telecommunication, so that described emitting mould train generates ultrasound wave according to the described signal of telecommunication sends signal.
15. 1 kinds of detection devices, including:
Emitting mould train, for according to the signal of telecommunication, generates ultrasound wave and sends signal, and at least to contact module
The first area of first surface is launched the first ultrasound wave and is sent signal；
Receive module, at least receiving the first ultrasound feedback signal after described first area is reflected；
Wherein, the first ultrasound feedback signal described in when the first corresponding region exists operating body with when described first
Described in when corresponding region does not exist operating body, the first ultrasound feedback signal is different；Described first surface and described
Second surface is the outer surface that described contact module is contrary, and described first corresponding region is described second surface
In, send region overlapping on the direction of signal with described first area at described first ultrasound wave.
16. 1 kinds of detection methods, described method includes:
The first ultrasound wave transmission signal is launched at least first area to the first surface of contact module；
At least receive the first ultrasound feedback signal after described first area is reflected；
Judge whether described first ultrasound feedback signal meets pre-conditioned, if it is satisfied, then determine first
There is operating body in corresponding region；
Wherein, the first ultrasound feedback signal described in when the first corresponding region exists operating body with when described first
Described in when corresponding region does not exist operating body, the first ultrasound feedback signal is different；Described first surface and described
Second surface is the outer surface that described contact module is contrary, and described first corresponding region is described second surface
In, send region overlapping on the direction of signal with described first area at described first ultrasound wave.
17. detection methods according to claim 16, it is characterised in that described method also includes:
Second area to described first surface is launched the second ultrasound wave and is sent signal；
Receive the second ultrasound feedback signal after described second area reflects；
Wherein, the second ultrasound feedback signal described in when the second corresponding region exists operating body with when described second
Described in when corresponding region does not exist operating body, the second ultrasound feedback signal is different；Described second corresponding region is
In described second surface, send on the direction of signal overlapping with described second area at described second ultrasound wave
Region, and described first area and described second area are the most overlapping in described first surface, described first right
Answer region and described second corresponding region the most overlapping in described second surface.
18. detection methods according to claim 16, it is characterised in that described at least to contact module
The first area of first surface launch the first ultrasound wave and send signal, including:
Generate the first ultrasound wave according to the signal of telecommunication and send signal.
19. detection methods according to claim 16, it is characterised in that described determine the first corresponding district
After there is operating body in territory, including:
Contact position is determined based on described first corresponding region.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107368226A (en) * | 2017-07-07 | 2017-11-21 | 业成科技（成都）有限公司 | Contactor control device, the driving method fed back using its electronic installation and touch-control |
| CN112924857A (en) * | 2021-01-22 | 2021-06-08 | 维沃移动通信有限公司 | Electronic equipment and key state detection method thereof |
| CN113568507A (en) * | 2021-07-23 | 2021-10-29 | 歌尔光学科技有限公司 | Touch detection and feedback system and method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101063921A (en) * | 2006-02-28 | 2007-10-31 | 三星电子株式会社 | Touch panel and a display device provided with the same and method of manufacturing the same |
| CN102799320A (en) * | 2011-05-24 | 2012-11-28 | 程抒一 | Spliced ultrasonic touch screen |
| CN104205029A (en) * | 2012-02-02 | 2014-12-10 | 高通股份有限公司 | Ultrasonic touch sensor with a display monitor |
| CN104424420A (en) * | 2013-08-30 | 2015-03-18 | 业鑫科技顾问股份有限公司 | Electronic device |
-
2015
- 2015-06-15 CN CN201510330098.1A patent/CN106325617B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101063921A (en) * | 2006-02-28 | 2007-10-31 | 三星电子株式会社 | Touch panel and a display device provided with the same and method of manufacturing the same |
| CN102799320A (en) * | 2011-05-24 | 2012-11-28 | 程抒一 | Spliced ultrasonic touch screen |
| CN104205029A (en) * | 2012-02-02 | 2014-12-10 | 高通股份有限公司 | Ultrasonic touch sensor with a display monitor |
| CN104424420A (en) * | 2013-08-30 | 2015-03-18 | 业鑫科技顾问股份有限公司 | Electronic device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107368226A (en) * | 2017-07-07 | 2017-11-21 | 业成科技（成都）有限公司 | Contactor control device, the driving method fed back using its electronic installation and touch-control |
| CN112924857A (en) * | 2021-01-22 | 2021-06-08 | 维沃移动通信有限公司 | Electronic equipment and key state detection method thereof |
| CN113568507A (en) * | 2021-07-23 | 2021-10-29 | 歌尔光学科技有限公司 | Touch detection and feedback system and method |
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|---|---|
| CN106325617B (en) | 2019-05-31 |
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