CN108205665A - Electronic equipment - Google Patents
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- CN108205665A CN108205665A CN201810054217.9A CN201810054217A CN108205665A CN 108205665 A CN108205665 A CN 108205665A CN 201810054217 A CN201810054217 A CN 201810054217A CN 108205665 A CN108205665 A CN 108205665A
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- sensing
- light
- biological information
- device further
- electronic equipment
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
- G06V40/1318—Sensors therefor using electro-optical elements or layers, e.g. electroluminescent sensing
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/10—Image acquisition
- G06V10/12—Details of acquisition arrangements; Constructional details thereof
- G06V10/14—Optical characteristics of the device performing the acquisition or on the illumination arrangements
- G06V10/141—Control of illumination
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
Abstract
The present invention discloses a kind of electronic equipment, including：Light source, for sending out optical signal；Light sensor, for obtaining the intensity of current environment light；Biological information sensing device further, including multiple sensing units, the sensing unit carries out the target object for approaching or touching the sensing device further sensing of biological information for performing sensing operation；And controller, for in the sensing for performing biological information, light sensor is controlled to obtain the intensity of current environment light, when the intensity of the current environment light is greater than or equal to preset first intensity threshold, the light source is closed, and the biological information sensing device further is controlled to perform sensing operation.
Description
Technical field
The present invention relates to a kind of electronic equipments for realizing biological information sensing.
Background technology
At present, the living things feature recognitions such as fingerprint have been increasingly becoming the standard configuration component of the electronic products such as mobile terminal.Because light
Formula fingerprint recognition specific capacitance formula fingerprint recognition has stronger penetration capacity, therefore optical fingerprint identification is applied to movement eventually
End is following development trend, and so the sensing effect of current optical fingerprint identification has much room for improvement.
Invention content
Embodiment of the present invention is intended at least solve one of technical problem in the prior art.For this purpose, the present invention is real
The mode of applying needs to provide a kind of electronic equipment for realizing biological information sensing.
The a kind of electronic equipment that embodiment of the present invention provides, including：
Light source, for sending out optical signal；
Light sensor, for obtaining the intensity of current environment light；
Biological information sensing device further, including multiple sensing units, the sensing unit is right for performing sensing operation
The target object for approaching or touching the sensing device further carries out the sensing of biological information；And
Controller, in the sensing for performing biological information, control light sensor to obtain current environment light
Intensity when the intensity of the current environment light is greater than or equal to preset first intensity threshold, closes the light source, and control
The biological information sensing device further performs sensing operation.
In some embodiments, when the intensity of the current environment light is less than first intensity threshold, institute is controlled
Light source unlatching is stated, and the biological information sensing device further is controlled to perform sensing operation.
Embodiment of the present invention before biological information sensing is carried out, first obtain current environment light intensity, and
Current environment light closes light source when too strong so that sensing device further is using the ambient light for penetrating target object, to approaching or touching sense
The target object for surveying device carries out the sensing of biological information；Otherwise light source is opened so that sensing device further utilizes the light of light source
Signal carries out close or touch-sensing device target object the sensing of biological information.In this way, indoors or
Outdoor, can be carried out the sensing of biological information, and improve the sensing precision of biological information.
In some embodiments, the controller is further used for：According to the power of current environment light, corresponding adjustment institute
State the light signal strength that light source is sent out.In this way, it can realize the sensing and electricity of sensing device further.
In some embodiments, the electronic equipment includes display panel, and the controller is further used for：When described
When the intensity of current environment light is less than first intensity threshold, the display panel is controlled to light, so that the display panel
Optical signal is sent out as the light source.The light source sensed by the use of display panel as biological information, it is additional so as to save
Cost of light source is set.
In some embodiments, the biological information sensing device further be located at the display panel top or
Positioned at the lower section of the display panel；Or the biological information sensing device further is integrated in the display panel.
In some embodiments, the biological information sensing device further includes the sensing formed by multiple sensing units
Region；The display panel includes the display area that is formed by multiple display elements, and the sensing region greater than, equal to or it is small
In the display area.
In some embodiments, the display panel includes multiple display elements；The controller is further used for：Really
Set the goal the contact area of object, and display element corresponding with the contact area in the display panel is controlled to light.It is logical
Determining for contact area is crossed, the sensing of biological information had both been realized, and had in turn avoided all display units and light, so as to save
Power saving amount.In addition, by only lighting the corresponding display unit of contact area, avoid what is sent out when other display unit is lighted
Optical signal interferes the sensing of biological information, so as to improve the sensing precision of biological information.
In some embodiments, the display panel is liquid crystal display, OLED display screen.
In some embodiments, the light source includes a plurality of light-emitting elements；The controller is further used for：When described
When the intensity of current environment light is less than first intensity threshold, the multiple light-emitting component is controlled to light.Pass through the choosing of light source
It selects, can not only realize the sensing of biological information, and can also realize the In vivo detection of target object, so as to improve biological spy
Levy the safety of identification.
In some embodiments, the controller is further used for：Determine the contact area of target object, control and institute
State the sensing that the corresponding sensing unit of contact area carries out biological information.In this way, not only realize the biology of target object
The sensing of characteristic information, and also avoid all sensing units and work, so as to reduce sensing power consumption, and also speed up
Sensed speed.
In some embodiments, the sensing unit is further used for as the light sensor, current to obtain
The intensity of ambient light.In embodiment of the present invention, the photobehavior of the sensing unit is utilized so that the sensing unit is to working as front ring
Border light is sensed, and according to sensing signal, obtains the intensity of current environment light.Environmental light intensity is carried out by using sensing device further
The sensing of degree, so as to save the cost of additional setting light sensor.
In some embodiments, the biological information sensing device further further comprises processing unit, the processing
The sensing signal that unit is used to export the multiple sensing unit is handled, and obtains the biological characteristic letter of target object
Breath.
In some embodiments, the biological information sensing device further is integrated in a sensor chip；It is alternatively, described
Sensing unit, processing unit in biological information sensing device further are integrated at least two chips.
In some embodiments, the biological information sensing device further includes fingerprint sensing module, pulse sensing mould
Any one or a few in group, blood oxygen sensing module, heartbeat sensing module.
The additional aspect and advantage of embodiment of the present invention will be set forth in part in the description, partly will be from following
Become apparent in description or recognized by the practice of embodiment of the present invention.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of embodiment of the present invention retouch embodiment from reference to accompanying drawings below
It will be apparent and be readily appreciated that in stating, wherein：
Fig. 1 is a kind of signal of optical biologic characteristic information sensing structure applied to electronic equipment of the prior art
Figure；
Fig. 2 is the flow diagram of the method for sensing of the biological information of an embodiment of the present invention；
When Fig. 3 is that electronic equipment of the present invention carries out biological information sensing, the structural representation that light source is sensed is closed
Figure；
Fig. 4 is the positive structure schematic of the electronic equipment of an embodiment of the present invention；
Fig. 5 is the flow diagram of the method for sensing of the biological information of another embodiment of the present invention；
Fig. 6 is the structure diagram of the biological information sensing device further of an embodiment of the present invention；
Fig. 7 is the structure diagram of the biological information sensing device further of another embodiment of the present invention；
Fig. 8 is the high-level schematic functional block diagram of the electronic equipment of an embodiment of the present invention；
Fig. 9 is the knot of biological information sensing device further and display panel in the electronic equipment of an embodiment of the present invention
Structure schematic diagram；
Figure 10 is in the electronic equipment of another embodiment of the present invention, biological information sensing device further and display panel
Structure diagram.
Specific embodiment
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that term " first ", " second " are only used for description purpose, and cannot
It is interpreted as indicating or implies relative importance or imply the quantity of the technical characteristic indicated by indicating.Define as a result, " the
One ", one or more feature can be expressed or be implicitly included to the feature of " second ".In description of the invention
In, " multiple " are meant that two or more, unless otherwise specifically defined." contact " or " touch " is including direct
Contact or mediate contact.For example, the sensing device further hereinafter disclosed, if it is arranged in the shell aperture of electronic device, exposes
Expose shell, user's finger can then be in direct contact, so, if it is arranged on the inside of electronic device, such as cover sheet
Lower section, then user's finger pass through the cover sheet mediate contact sensing device further.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can
To be mechanical connection or electrical connection or can be in communication with each other；It can be directly connected, it can also be by between intermediary
It connects connected, can be the interaction relationship of connection inside two elements or two elements.For the ordinary skill of this field
For personnel, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
Following disclosure provides many different embodiments or example is used for realizing the different structure of the present invention.In order to
Simplify disclosure of the invention, hereinafter to the component of specific examples and being set for describing.Certainly, they are merely examples, and
And it is not intended to limit the present invention.In addition, the present invention can in different examples repeat reference numerals and/or reference letter,
This repetition is for purposes of simplicity and clarity, itself not indicate between discussed various embodiments and/or setting
Relationship.In addition, the present invention provides various specific techniques and material example, but those of ordinary skill in the art can be with
Recognize the application of other techniques and/or the use of other materials.
Further, described feature, structure can be incorporated in one or more embodiment party in any suitable manner
In formula.In the following description, many details are provided to fully understand embodiments of the present invention so as to provide.So
And one of ordinary skill in the art would recognize that, without one or more in the specific detail or using other structures,
Constituent element etc. can also put into practice technical scheme of the present invention.In other cases, it is not shown in detail or describes known features or behaviour
Make to avoid the fuzzy present invention.
A kind of existing optical biologic specific identification device, by taking fingerprint identification device as an example, with reference to Fig. 1, which knows
Other device includes substrate 101 and setting multiple sensing units 102 on the substrate 101, light source 103, the sensing unit 102 with
And 103 top of light source is additionally provided with cover board 104.When finger 200 approaches or touches cover board 104, the optical signal that light source 103 is sent out arrives
Up to finger 200, it can be sensed unit 102 by the reflected optical signal in 200 surface of finger and sense, due to 200 table of finger
Face lines includes valley and a ridge, and valley and a ridge is different for the degree of reflection of optical signal, therefore according to the sensing of sensing unit 102
Signal can form the fingerprint image of finger 200.
The optical fingerprint identification device relative to capacitance type fingerprint identification device, has stronger penetration capacity, can answer
For in electronic equipment, particular under the screen of electronic equipment or even in screen.But the optical fingerprint identification device cannot
Applied to the stronger place of light, such as the stronger outdoor environment of sunlight, since outdoor environment light is stronger, which will wear
Saturating finger 200 and sensed unit 102 senses, so as to which the normal sensing to sensing unit 102 impacts, and then influence light
The sensing precision of formula fingerprint identification device.Therefore, the present invention proposes a kind of new method for sensing, not only can apply to the strong ring of light
The sensing of biological information under border, and also improve the sensing precision of biological information.
With reference to Fig. 2, embodiment of the present invention proposes the biological information method for sensing of a kind of electronic equipment, the sensing side
Method includes the following steps：
When step S110, performing the sensing of biological information, the intensity of current environment light is obtained；
Step S111, judge whether the intensity of current environment light is greater than or equal to preset first intensity threshold；If then
Step S112 is performed, if otherwise performing step S113；
Step S112, when the intensity of the current environment light is greater than or equal to preset first intensity threshold, institute is closed
Light source is stated, the sensing device further utilizes ambient light, and biological characteristic is carried out to the target object for approaching or touching the sensing device further
The sensing of information；
Step S113, when the intensity of the current environment light is less than preset first intensity threshold, light source is opened, it is described
The optical signal that sensing device further is sent out using light source carries out biological characteristic letter to the target object for approaching or touching the sensing device further
The sensing of breath.
Above-mentioned electronic equipment includes light source and sensing device further, which is used for approaching or touching the sensing device further
Target object carry out biological information sensing.Specifically, the biological information be such as, but not limited to fingerprint, palmmprint,
The other biologicals characteristic information such as the skins lines information such as ear line, sole and heart rate, blood oxygen concentration, vein.Target object is for example
But it is not limited to human body, or the object of other suitable types.The light source can be the light source that sensing device further carries.If electronics
Equipment has display panel, can also control the display panel and light, optical signal is sent out as light source, so as to save additional setting
The cost of light source.
By taking target object is finger as an example, when finger approaches or touches sensing device further, if there is ambient light to be irradiated in finger
On, and finger has many institutional frameworks, such as epidermis, bone, meat, blood vessel etc., therefore the part optical signals meeting in ambient light
Finger is penetrated, part optical signals are then by finger.If the intensity of ambient light is stronger, the light signal strength for penetrating finger is got over
By force, and inventor also found under study for action, when the intensity of ambient light reaches a certain level, according to the environment to penetrating finger
The sensing signal that light is sensed can also form the fingerprint image of finger.Above-mentioned first intensity threshold is then to reache a certain level
Critical value.
When target object is positioned in sensing device further, which starts and starts to perform the sense of biological information
It surveys.Before the sensing for starting execution biological information in sensing device further, the intensity of current environment light is first obtained, so as to which basis is worked as
The intensity of preceding ambient light controls being turned on and off for light source, so that sensing device further utilizes different optical signals to carry out biological characteristic
The sensing of information.
In embodiment of the present invention, the occurrence of the first intensity threshold is preset.When the intensity for judging current environment light
During more than or equal to the first intensity threshold, light source is closed so that sensing device further utilizes ambient light, to close or touch-sensing device
Target object carry out biological information sensing.Specifically, reference Fig. 3, when finger approaches or touches sensing device further, by
In ambient light intensity more than the first intensity threshold, therefore close light source.Sensing device further ambient light is penetrated the optical signal of finger into
Row sensing, and according to sensing signal, form the fingerprint image of finger.
When the intensity for judging current environment light is less than the first intensity threshold, light source is opened so that sensing device further utilizes light
The optical signal that source is sent out carries out close or touch-sensing device target object the sensing of biological information.Such as Fig. 1 institutes
Show, when finger approaches or touches sensing device further, light source sends out optical signal and reaches finger, reflected by finger surface
Optical signal is sensed device sensing, the signal sensed according to this, forms the fingerprint image of finger.
Embodiment of the present invention before biological information sensing is carried out, first obtain current environment light intensity, and
Current environment light closes light source when too strong so that sensing device further is using the ambient light for penetrating target object, to approaching or touching sense
The target object for surveying device carries out the sensing of biological information；Otherwise light source is opened so that sensing device further utilizes the light of light source
Signal carries out close or touch-sensing device target object the sensing of biological information.In this way, indoors or
Outdoor, can be carried out the sensing of biological information, and also improve the sensing precision of biological information.
When sensing device further carries out the sensing of biological information using the optical signal of light source, to avoid penetrating the ring of finger
Border light impacts the sensing of sensing device further, therefore in embodiment of the present invention, and step S113 further comprises：According to current
The power of ambient light, the light signal strength that corresponding adjustment light source is sent out.Specifically, current environment luminous intensity is stronger, then increases light
The light signal strength that source is sent out；Current environment luminous intensity is weaker, then reduces the light signal strength that light source is sent out.When ambient light is stronger
When, the optical signal for penetrating finger is then relatively strong, therefore increases the light signal strength that light source is sent out so that anti-by finger surface
It is relatively strong to be emitted back towards the optical signal come, then can cut down influence caused by ambient light to a certain degree.When ambient light is weaker, penetrate
The optical signal of finger is then relatively weak, so as to be impacted substantially to the sensing of sensing device further, therefore weakens light source and sends out
Light signal strength, can realize the sensing and electricity of sensing device further.
In some embodiments, light source includes a plurality of light-emitting elements, and above-mentioned steps S113 further comprises：Current environment
When the intensity of light is less than the first intensity threshold, control a plurality of light-emitting elements are lighted.The light-emitting component is used to send out solid color
Light, such as white light, blue light, green light, ultraviolet light, infrared light etc..Due to the selection of the light source, biological spy can be not only realized
The sensing of reference breath, and can also realize the In vivo detection of target object, so as to improve the safety of living things feature recognition.
In some embodiments, electronic equipment further comprises display screen, and the display screen includes multiple display lists
Member.Step S113 further comprises：When the intensity of the current environment light is less than first intensity threshold, object is determined
The contact area of body controls multiple display units corresponding with the contact area to light.Specifically, display screen includes multiple aobvious
Show unit, optical signal will be sent out when being lighted due to display screen, when the intensity of current environment light is less than the first intensity threshold,
The display screen is controlled to light, so that the optical signal that sensing device further is sent out using the display screen, carries out the sensing of biological information.
Further, it when lighting display screen, can first determine the contact area of target object, then control corresponding with contact area more
A display unit is lighted.Therefore, it is determined by contact area, had both realized the sensing of biological information, and in turn avoided institute
There is lighting for display unit, so as to save electricity.
In some embodiments, above-mentioned steps S113 further comprises：Control multiple displays corresponding with contact area
Unit sends out the optical signal of the same band, i.e., multiple display unit sends out the optical signal of same color, such as white light, blue
Light, green light etc..By the way that multiple display units is controlled to send out the optical signal of the same band so that each sensing unit in sensing device further
Same optical signal can be sensed, so as to improve the sensing effect of sensing device further.
In some embodiments, sensing device further includes multiple sensing units, and the sensing device further is applied to electronic equipment
Screen in target object living things feature recognition, control sensing device further carry out biological information sensing when, pass through
All sensing units are scanned, sensing unit to be driven to perform light sensing, and the sense obtained according to all sensing units one by one
Signal is surveyed, forms the biological information of target object.Certainly, since the contact area of target object is less than the big of display area
It is small, therefore when sensing device further is controlled to carry out the sensing of biological information, can first determine the contact area of target object, and
Control sensing unit corresponding with the contact area carries out the sensing of biological information.In this way, not only realize target object
Biological information sensing, and also avoid all sensing units and be performed both by light sensing, so as to reduce sensing work(
Consumption, but also accelerate sensed speed.
In some embodiments, step S110 includes：When performing the sensing of biological information, obtained using sensing device further
Take the intensity of current environment light；Alternatively, the intensity of current environment light is obtained using the light sensor set on electronic equipment.Tool
Body, since sensing device further includes multiple sensing units, optical signal is sensed by multiple sensing unit, and the sense of access
Survey signal.Therefore, in embodiment of the present invention, the photobehavior of the sensing unit is utilized so that the sensing unit is to working as front ring
Border light is sensed, and according to sensing signal, obtains the intensity of current environment light.Environmental light intensity is carried out by using sensing device further
The sensing of degree, so as to save the cost of additional setting light sensor.
Alternatively, it is also possible to set light sensor on an electronic device, for acquiring the intensity of current environment light.It is such as existing
The electronic equipments such as mobile phone, palm PC, tablet computer, be equipped with corresponding light sensor.With reference to shown in Fig. 4, the electricity
Sub- equipment 1 is mobile phone, which is display screen 11, and the upper end of mobile phone is equipped with front camera 12, light sensor 13
And 14 grade components of receiver.The front camera or light sensor of the mobile phone can be then utilized in embodiment of the present invention,
Obtain the intensity of current environment light.
In some embodiments, with reference to Fig. 5, Fig. 5 shows the biological information sense of another embodiment of the present invention
The step of survey method.In the embodiment, further comprise after step S112 or S113：
Step S114, the biological information obtained to carrying out biological information sensing is verified, and logical in verification
Later, corresponding operation is performed.Specifically, which includes：Unlock operation, delivery operation, startup application program or
Send file etc..
The method for sensing of above-mentioned biological information can be realized by hardware circuit, naturally it is also possible to pass through software
The form of code carries out, such as by a string instruction code, and is stored in storage medium, is called for processor, to perform
The sensing step of above-mentioned biological information.
Further, the biological information sensing device further of an embodiment of the present invention is shown with reference to Fig. 6 and Fig. 7, Fig. 6
Structure, Fig. 7 shows the structure of the biological information sensing device further of another embodiment of the present invention.In the embodiment,
Biological information sensing device further 300 includes：Multiple sensing units 310 and controller 320.The controller 320 is used for：
When performing the sensing of biological information, the intensity of current environment light is obtained, when the intensity of the current environment light is more than or waits
When preset first intensity threshold, the light source for performing and being needed during light sensing is closed, and the multiple sensing unit is controlled to perform
Light sensing.The sensing unit 310 is used for：According to the control of the controller 320, to approaching or touching the sensing device further
300 target object carries out the sensing of biological information.
In some embodiments, required light source is independently of biological information sensing device further when performing light sensing
Light source on the electronic equipment of light source outside 300, i.e. the biological information sensing device further 300 application.Certainly, the light source
It can be arranged in biological information sensing device further 300, light source 340 as shown in Figure 7.
By taking target object is finger as an example, when finger is approached or touched in sensing device further, if there is ambient light to be irradiated in hand
On finger, and finger has many institutional frameworks, such as epidermis, bone, meat, blood vessel etc., therefore the part optical signals in ambient light
Finger can be penetrated, part optical signals are then by finger.If the intensity of ambient light is stronger, the light signal strength for penetrating finger is got over
By force, and inventor has found under study for action, when the intensity of ambient light reaches a certain level, according to the ambient light to penetrating finger
It is sensed, can also form the fingerprint image of finger.Above-mentioned first intensity threshold is the critical value reached a certain level.
When target object approaches or touches sensing device further 300, which starts and starts to perform biological characteristic
The sensing of information.Before the sensing for starting execution biological information in sensing device further 300, the strong of current environment light is first obtained
Degree, so as to control being turned on and off for light source 340 according to the intensity of current environment light, so that sensing device further 300 utilizes difference
Optical signal carry out biological information sensing.
In embodiment of the present invention, the occurrence of the first intensity threshold is preset.When the intensity for judging current environment light
During more than or equal to the first intensity threshold, light source is closed so that sensing device further 300 utilizes ambient light, to close or touch-sensing
The target object of device 300 carries out the sensing of biological information.Specifically, with reference to Fig. 3, when finger approaches or touches sensing dress
When putting 300, since ambient light intensity is more than the first intensity threshold, light source is closed.Sensing device further 300 penetrates hand to ambient light
The optical signal of finger is sensed, and according to sensing signal, forms the fingerprint image of finger.
In some embodiments, controller 320 is additionally operable to：When the intensity of the current environment light is less than preset first
During intensity threshold, control light source is opened, and multiple sensing units 310 is controlled to perform light sensing.When judging the strong of current environment light
When degree is less than the first intensity threshold, light source is opened so that the optical signal that sensing device further 300 is sent out using light source, to close or tactile
The target object for touching sensing device further 300 carries out the sensing of biological information.As shown in Figure 1, when finger approaches or touches sensing
During device, light source sends out optical signal and reaches finger, and being sensed device 300 by the reflected optical signal of finger surface feels
It surveys, according to the signal that the sensing device further 300 is sensed, forms the fingerprint image of finger.
In some embodiments, controller 320 is further used for：When sensing unit 310 is controlled to perform light sensing, really
Set the goal the contact area of object, controls the execution of sensing unit 310 light sensing corresponding with contact area.Specifically, the sensing
Device includes multiple sensing units 310, and the sensing device further 300 is applied to the biology of the target object in the screen of electronic equipment
Feature recognition, when sensing device further 300 is controlled to carry out the sensing of biological information, by scanning all sensing units 310,
Sensing unit 310 to be driven to perform light sensing, and the sensing signal obtained according to all sensing units 310 one by one, mesh is formed
Mark the biological information of object.Certainly, it since the contact area of target object is less than the size of display area, is controlling
When sensing device further carries out the sensing of biological information, the contact area of target object can be first determined, and control and contacted with this
The corresponding sensing unit 310 in region carries out the sensing of biological information.In this way, the biology for not only realizing target object is special
The sensing of reference breath, and also avoid all sensing units 310 and work, so as to reduce sensing power consumption, but also add
Fast sensed speed.
Further, controller 320 is used for：According to the power of current environment light, the light that corresponding adjustment light source 340 is sent out is believed
Number intensity.When carrying out the sensing of biological information using the optical signal of light source, to avoid penetrating the ambient light of finger to sense
The sensing for surveying device impacts, therefore in embodiment of the present invention, according to the power of current environment light, corresponding adjustment light source
340 light signal strengths sent out.Specifically, current environment light is stronger, then increases the light signal strength that light source 340 is sent out；Currently
Ambient light intensity is weaker, then reduces the light signal strength that light source 340 is sent out.When ambient light is stronger, the optical signal of finger is penetrated
It is then relatively strong, therefore increase the light signal strength that light source 340 is sent out so that by the reflected optical signal phase of finger surface
Influence caused by ambient light relatively by force, then can be cut down to a certain degree.When ambient light is weaker, the optical signal of finger then phase is penetrated
To weaker, so as to be impacted substantially to the sensing of biological information, therefore it is strong to weaken the optical signal that light source 340 is sent out
Degree can realize the sensing and electricity of biological information.
In some embodiments, in biological information sensing device further, light source 340 may include a plurality of light-emitting elements, should
Light-emitting component is used to send out the light of solid color, such as white light, blue light, green light, ultraviolet light, infrared light etc..Due to this
The selection of light source can not only realize the sensing of biological information, and can also realize the In vivo detection of target object, so as to carry
The safety of high living things feature recognition.
Further, with continued reference to Fig. 6, which further includes substrate 301, multiple sensings
Unit 310 is set on the substrate 301.The substrate 301 may include two kinds of transparent substrate and nontransparent substrate, wherein transparent substrate
Such as, but not limited to glass substrate, plastic base, crystal, sapphire etc., nontransparent substrate are such as, but not limited to silicon substrate, metal
Substrate, circuit board etc..In addition, the substrate can be rigid, or flexible material, such as fexible film.If substrate
For flexible material, then not only thickness is thinning, and can be applicable to curved-surface display for the biological information sensing device further
In the electronic equipment of screen.Optionally, light source 340 can also be together set on the substrate 301 with sensing unit 310.It for example, should
Light-emitting component is set on the gap of adjacent sensing unit 310 or the light-emitting component is set to and is formed by sensing unit 310
Sensing array outside.
Further, the scanline groups being electrically connected with multiple sensing units 310 and data line are further included on the substrate 301
Group, wherein scanline groups include multi-strip scanning line 302, and data line group includes multiple data lines 303, multiple sensing unit 310
In array distribution, such as matrix distribution.It is of course also possible to for the distribution of other regular fashions or non-regular distribution.With sensing
Multi-strip scanning line 302 and the multiple data lines 303 that unit 310 is electrically connected then intersect setting, and are arranged on adjacent sense
It surveys between unit 310.For example, multi-strip scanning line 302 is laid along Y-direction interval, and every scan line 302 extends in X direction；
Multiple data lines 303 are spaced laying in X direction, and extend per data line 303 along Y-direction.So, ground is changed, this is a plurality of
Scan line 302 and multiple data lines 303 do not limit it is shown in Fig. 6 be vertically arranged, setting that can also be at an angle, such as
30 °, 60 ° etc..In addition, since scan line 302 and data line 303 are conductive, the scan line 302 that is in the crossed position
It will be isolated between data line 303 by insulating materials.
It should be noted that above-mentioned scan line 302 and the distribution of data line 303 and the setting of quantity are not limited to
An illustrative embodiments are stated, can corresponding scanline groups sum number be correspondingly arranged according to the difference of the structure of sensing unit 310
According to line group.
In some embodiments, above-mentioned sensing unit 310 may include switching device and sensor devices, wherein switching device
Such as, but not limited in triode, metal-oxide-semiconductor, thin film transistor (TFT) any one or it is several；Sensor devices are such as, but not limited to light
Quick diode, phototriode, photodiode, light resistance, thin film transistor (TFT) any one or it is several.
In above-mentioned biological information sensing device further 300, controller 320 provides a drive signal by scan line, to drive
Dynamic sensing unit 310 performs light sensing, and biological information is carried out to the target object for approaching or touching the sensing device further
Sensing.
Further, biological information sensing device further further includes processing unit 330, which is used for more
The sensing signal that a sensing unit 310 exports is handled, and obtain the biological information of target object.
Further, above-mentioned processing unit 330 and controller 320 can be that selection is formed in substrate according to the type of substrate
On or selection be for example electrically connected by connector (for example, flexible PCB) with sensing unit 310.For example, when the lining
When bottom 301 is silicon base, the processing unit 330 and controller 320 may be optionally formed on substrate 301, also alternative
Such as it is electrically connected by flexible PCB and sensing unit 310；When the substrate is dielectric base, the processing unit 330
And controller 320 then needs for example to be electrically connected by flexible PCB and sensing unit 310.
In some embodiments, multiple sensing unit 310, controller 320 and the correspondence of processing unit 330 are integrated in
In different chips, such as multiple sensing units 310 are integrated in a sensor chip, and controller 320 is integrated in a control core
Piece, processing unit 330 are integrated in a processing chip.Certainly, ground is changed, multiple sensing unit 310 and controller 320,
Processing unit 330 can also be integrated in a chips.
In some embodiments, light source is packaged together with sensor chip, so will be so that biological information sensing
The assembling of device 300 is more prone to.Certainly, which can also be independently arranged or as shown in Figure 6 with multiple sensing units
310 integrate.
Further, biological information sensing device further 300 further includes light sensor, which is used to hold
During the sensing of row biological information, the intensity of current environment light is obtained.The light sensor is independently arranged, and certain light passes
The function of sensor can also be realized by sensing unit 310, i.e., using the photobehavior of the sensing unit 310, performing life
During the sensing of object characteristic information, controller 320 drives the sensor devices in scheduled sensing unit 310 to work so that sensing is single
First 310 pairs of current environment light sense, and according to sensing signal, obtain the intensity of current environment light.Embodiment of the present invention
In, the sensing of ambient light intensity is carried out by using sensing unit 310, so as to save additional setting light sensor into
This.
In some embodiments, controller 320 is additionally operable to：In the sensing for performing biological information, call external
Light sensor carry out photosensitive operation, and receive the intensity of the current environment light acquired in external light sensor.The reality
It applies biological information sensing device further 300 in mode and can be applied to the electronic equipment equipped with light sensor, controller 320 has
In the sensing for performing biological information, the light sensor of electronic equipment is transferred by calling interface for calling interface
Sensitization data, to obtain the intensity of current environment light according to the sensitization data.In embodiment of the present invention, by using outside
Light sensor carry out the sensing of ambient light intensity, so as to save additional setting light sensor cost.
In some embodiments, above-mentioned biological information sensing device further 300 includes fingerprint sensing device, pulse senses
Any one or a few in device, blood oxygen sensing device, heartbeat sensing device.
In some embodiments, biological information sensing device further 300 further comprises encapsulating housing 350, the encapsulation
Housing 350 is used to sensing unit 310, light source 340 being packaged.Certainly, which can also be by controller 320
Elements is waited also to be packaged together.
In some embodiments, above-mentioned biological information sensing device further 300 may be disposed in electronic equipment, to realize
The sensing of biological information is carried out to the target object for approaching or touching biological information sensing device further, and to object
After the biological information of body is proved to be successful, performs and operated accordingly on electronic equipment.
Further, above-mentioned electronic equipment is, for example, consumer electrical product, household formula electronic product, the production of vehicular electronics
Product, financial terminal product.Wherein, consumer electrical product is as being mobile phone, tablet computer, laptop, tabletop display, electricity
The electronic product of the types of applications biological identification technology such as brain all-in-one machine.Household formula electronic product is as being intelligent door lock, TV, ice
The electronic product of the types of applications biological identification technology such as case, Wearable.Vehicular electronic product is as being automatic navigator, vehicle
Carry DVD etc..Financial terminal product is such as ATM machine, the terminal of self-service transacting business.
The structure of the electronic equipment of an embodiment of the present invention is shown with reference to Fig. 8, Fig. 8.The electronic equipment includes：
Light source 410, for sending out optical signal；
Light sensor 420, for obtaining the intensity of current environment light；
Biological information sensing device further 430, for performing sensing operation, to approaching or touching the mesh of the sensing device further
Mark the sensing that object carries out biological information；And
Controller 440, in the sensing for performing biological information, front ring to be worked as in the control acquisition of light sensor 420
The intensity of border light when the intensity of the current environment light is greater than or equal to preset first intensity threshold, closes the light source,
And the biological information sensing device further 430 is controlled to perform sensing operation.
With the electronic equipment of the above embodiment difference lies in：In electronic equipment in embodiment of the present invention, light source
410th, one or more of controller 440, light sensor 420 are set independently of biological information sensing device further 430.Tool
Body：
In some embodiments, light source 410 can be the independently arranged light source of electronic equipment, be exclusively used in biological information
Sensing.Certainly, which can also be realized by the display panel of electronic equipment, because being sent out when display panel is lighted
Optical signal can be used for the sensing of biological information.The display panel includes liquid crystal display, OLED display screen.
In some embodiments, biological information sensing device further 430 can be a sensor chip, and positioned at display surface
The lower section of plate senses so as to fulfill the biological information to the target object above display panel.Certainly, the biology is special
It can be also a photosensitive panel being bonded with display panel, and the photosensitive panel is located at display panel to levy information-sensing device 430
Below top or display panel.Show that biological information sensing device further is located on display panel with reference to Fig. 9 and Figure 10, Fig. 9
The structure of side, Figure 10 show the structure that biological information sensing device further is located at below display panel.As shown in figure 9, the life
Object characteristic information sensing device further 430 is set to 450 top of display panel.Specifically, which wraps
Multiple sensing units 431 are included, and biological information sensing device further 430 includes multiple transmission regions and multiple alternatively non-transparent districts
Domain, sensing unit 431 may be disposed at transmission region or non-transparent region according to architectural characteristic.Such as if sensing unit 431 is
Photo structure, then the sensing unit 431 may be disposed at transmission region, if sensing unit 431 is non-transparent structure, the sensing unit
431 are set to non-transparent region.Display panel 450 needs to send out corresponding optical signal according to display under normal displaying mode,
For display；Under other patterns, corresponding optical signal is sent out according to the control of controller 440, is believed for biological characteristic
The sensing of breath.Since display panel 450 is set to 430 lower section of biological information sensing device further, which does not have
There is special structure to limit, as long as the display structure of optical signal can be sent out, such as liquid crystal display, OLED display screen.Such as
Shown in Figure 10, which is set to 450 lower section of display panel, and specifically, display panel 450 wraps
Multiple transmission regions are included, so as to the transmission region be passed through by the reflected optical signal of target object, by positioned at display panel
The biological information sensing device further 430 of 450 lower sections senses.It is single that the biological information sensing device further 430 includes multiple sensings
Member 431, the optical signal for coming to top senses, to form the biological information of target object.Due to the display surface
Plate 450 is located at 430 top of biological information sensing device further, therefore the display panel is for the display structure with light transmission features
Can, such as OLED display screen.
In some embodiments, light sensor 420 can be the independently arranged sensor of electronic equipment, such as present
The electronic equipments such as mobile phone, palm PC, tablet computer are equipped with corresponding light sensor.With reference to shown in Fig. 4, which sets
Standby is mobile phone, which is display screen, and the upper end of mobile phone is equipped with the groups such as front camera, light sensor and receiver
Part.The front camera or light sensor of the mobile phone can be then utilized in embodiment of the present invention, obtains current environment light
Intensity.
Certainly, which can also utilize the photobehavior of biological information sensing device further 430 so that
Biological information sensing device further 430 senses current environment light, and root before the sensing for performing biological information
According to sensing signal, the intensity of current environment light is obtained.Ambient light intensity is carried out by using biological information sensing device further 430
Sensing, so as to save the cost of additional setting light sensor 420.
Further, biological information sensing device further 430 further includes processing unit 432, the processing unit 430 for pair
The sensing signal that multiple sensing units 431 export is handled, and obtain the biological information of target object.
In some embodiments, which is further used for as light sensor, to obtain current environment
The intensity of light.
In some embodiments, biological information sensing device further 430 be integrated in a sensor chip or biology
Sensing unit 431, processing unit 432 in characteristic information sensing device further 430 are integrated at least two chips.
In the description of this specification, reference term " embodiment ", " is schematically implemented " certain embodiments "
The description of mode ", " example ", " specific example " or " some examples " etc. means with reference to the embodiment or example description
Particular features, structures, materials, or characteristics are contained at least one embodiment or example of the present invention.In this specification
In, schematic expression of the above terms are not necessarily referring to identical embodiment or example.Moreover, the specific spy of description
Sign, structure, material or feature can in an appropriate manner combine in any one or more embodiments or example.
Although embodiments of the present invention have been shown and described above, it is to be understood that the above embodiment is
Illustratively, it is impossible to be interpreted as limitation of the present invention, those of ordinary skill in the art within the scope of the invention can be right
The above embodiment is changed, changes, replacing and modification.
Claims (14)
1. a kind of electronic equipment, it is characterised in that：Including：
Light source, for sending out optical signal；
Light sensor, for obtaining the intensity of current environment light；
Biological information sensing device further, including multiple sensing units, the sensing unit is for performing sensing operation, to close
Or touch the sensing of the target object progress biological information of the sensing device further；And
Controller, in the sensing for performing biological information, the light sensor being controlled to obtain current environment light
Intensity when the intensity of the current environment light is greater than or equal to preset first intensity threshold, closes the light source, and control
The biological information sensing device further performs sensing operation.
2. electronic equipment as described in claim 1, it is characterised in that：The controller is further used for：Work as front ring when described
When the intensity of border light is less than first intensity threshold, the light source is controlled to open, and the biological information is controlled to sense
Device performs sensing operation.
3. electronic equipment as claimed in claim 2, it is characterised in that：The controller is further used for：According to current environment
The power of light, the corresponding light signal strength for adjusting the light source and sending out.
4. electronic equipment as claimed in claim 2, it is characterised in that：The electronic equipment includes display panel, the control
Device is further used for：When the intensity of the current environment light is less than first intensity threshold, the display panel point is controlled
It is bright, so that the display panel sends out optical signal as the light source.
5. electronic equipment as claimed in claim 4, it is characterised in that：The biological information sensing device further is located at described aobvious
Show the top of panel or positioned at the lower section of the display panel；Or the biological information sensing device further is integrated in institute
It states in display panel.
6. electronic equipment as claimed in claim 5, it is characterised in that：The biological information sensing device further is included by multiple
The sensing region that sensing unit is formed；The display panel includes the display area formed by multiple display elements, and the sense
Region is surveyed greater than, equal to or less than the display area.
7. electronic equipment as claimed in claim 5, it is characterised in that：The display panel includes multiple display elements；It is described
Controller is further used for：Determine the contact area of target object, and control in the display panel with the contact area pair
The display element answered is lighted.
8. electronic equipment as claimed in claim 4, it is characterised in that：The display panel is liquid crystal display, OLED is shown
Screen.
9. electronic equipment as claimed in claim 2, it is characterised in that：The light source includes a plurality of light-emitting elements；The control
Device is further used for：When the intensity of the current environment light is less than first intensity threshold, the multiple luminous member is controlled
Part is lighted.
10. electronic equipment as described in claim 1, it is characterised in that：The controller is further used for：Determine target object
Contact area, control the sensing of corresponding with contact area sensing unit progress biological information.
11. electronic equipment as described in claim 1, it is characterised in that：The sensing unit is further used for as the light
Line sensor, to obtain the intensity of current environment light.
12. electronic equipment as described in claim 1, it is characterised in that：The biological information sensing device further is further wrapped
Processing unit is included, the sensing signal that the processing unit is used to export the multiple sensing unit is handled, and obtain mesh
Mark the biological information of object.
13. electronic equipment as claimed in claim 12, it is characterised in that：The biological information sensing device further is integrated in one
Sensor chip；Alternatively, the sensing unit, processing unit in the biological information sensing device further are integrated at least two cores
Piece.
14. electronic equipment as described in claim 1, it is characterised in that：The biological information sensing device further includes fingerprint
Sense any one or a few in module, pulse sensing module, blood oxygen sensing module, heartbeat sensing module.
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| CN201810054217.9A CN108205665A (en) | 2018-01-19 | 2018-01-19 | Electronic equipment |
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| CN201810054217.9A CN108205665A (en) | 2018-01-19 | 2018-01-19 | Electronic equipment |
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Family
ID=62606299
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| CN109409310A (en) * | 2018-11-05 | 2019-03-01 | Oppo（重庆）智能科技有限公司 | Display screen component, electronic equipment and fingerprint identification method |
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Address after: 518055 room 2104, Kim Chi Chi house, 1 Tong Ling Road, Taoyuan street, Shenzhen, Guangdong, Nanshan District Applicant after: Shenzhen Xinwei Biological Identification Technology Co., Ltd. Address before: 518055 Shenzhen, Nanshan District, Guangdong Xili Street Honghua Ling Industrial Zone 2 District 1 District 5 Building (Xi Bian) Applicant before: Shenzhen Xinwei Biological Identification Technology Co., Ltd. |
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Effective date of registration: 20210310 Address after: 545000 No.108, 2nd floor, building 2, 29 Xinliu Avenue, Liuzhou City, Guangxi Zhuang Autonomous Region Applicant after: Liuzhou Zibo Technology Co.,Ltd. Address before: 518055 room 2104, Kim Chi Chi house, 1 Tong Ling Road, Taoyuan street, Shenzhen, Guangdong, Nanshan District Applicant before: SHENZHEN XINWEISHENGWUSHIBIE TECHNOLOGY Co.,Ltd. |