CN208141411U - Image-taking device - Google Patents
Image-taking device Download PDFInfo
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- CN208141411U CN208141411U CN201820778693.0U CN201820778693U CN208141411U CN 208141411 U CN208141411 U CN 208141411U CN 201820778693 U CN201820778693 U CN 201820778693U CN 208141411 U CN208141411 U CN 208141411U
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Abstract
The utility model discloses a kind of image-taking device.Image-taking device includes translucent element, image capture element and light modulation element.Translucent element has the surface contacted with surrounding medium.Image capture element is set to the side of translucent element relative to surface, and has multiple sensing areas, and each sensing area has maximum length in a first direction and maximum width in a second direction.Light modulation element is set between translucent element and image capture element, and the shading piece including at least one with light-transparent pattern.Light-transparent pattern includes the unit pattern of multiple repeated arrangements, and each unit pattern includes multiple transparent areas being arranged according to geometry.Geometry has a side of parallel first direction, and the length of the side of geometry is less than or equal to maximum length.Geometry has a height of vertical side edge, and height is less than or equal to maximum width.
Description
Technical field
The utility model relates to a kind of electronic devices, more particularly to a kind of image-taking device.
Background technique
Existing optical biologic identification system can be applied to detect and recognize face, sound, iris, retina or refer to
Line.By taking optical fingerprint identification system as an example, the image capture unit in optical fingerprint identification system, which includes at least, to shine
Part, transmission element and image sensor, wherein transmission element is arranged above image sensor.
Light beam caused by illuminating part is passed to after transmission element, is generated in the interface of transmission element and surrounding medium complete
Reflection, then it is passed to image sensor.When finger is placed on transmission element by user, finger that image sensor captures
Line pattern has the dark line of corresponding burr and the bright rays of corresponding dimpled grain.Then, image biography is handled by image processor
The fingerprint pattern that sensor is captured can further determine the identity of user.
In the prior art, image sensor has multiple pixel regions, to receive the different zones from transmission element respectively
The light beam reflected.In order to avoid strong environment light beam (such as：Sunlight) irradiation when, pixel region receives stray light and does
Image quality is disturbed, existing image capture unit further has a limit being set between transmission element and image sensor
Optical element.Specifically, please referring to Figure 1A, show that the signal of the local overlooking on image sensor is arranged in existing limit optical element
Figure.In the ideal case, limit optical element 12 has multiple openings for being aligned multiple pixel regions 110 respectively, is entered with limitation each
Pixel region 110 enters light quantity.
However, the requirement of the contraposition precision between limit optical element 12 and image sensor 11 also can be more harsh.It please join
According to Figure 1B, show that the local overlooking schematic diagram on image sensor 11 is arranged in existing limit optical element 12.In assembling, if
The opening 120 that precisely, not will cause limit optical element 12 is aligned between limit optical element 12 and image sensor 11 relative to corresponding
Pixel region 110 deviates.That is, the opening 120 and corresponding pixel region 110 of limit optical element 12 in vertical direction can only portions
Divide overlapping, and can not be completely overlapped.In this way, can not be received completely by corresponding pixel region 110 by the light beam of opening 120,
Cause the light quantity that enters of the entirety of image sensor 11 to decline to a great extent, and then influences image quality.
Summary of the invention
The technical problem to be solved by the utility model is to, a kind of image-taking device is provided in view of the deficiencies of the prior art,
It can avoid the problem of influencing image quality because of contraposition deviation.
In order to solve the above technical problems, wherein a technical solution is to provide one kind and takes used by the utility model
As device comprising：One translucent element, an image capture element and a light modulation element.Translucent element has one and environment
The surface of media contact.Image capture element is set to the side of translucent element relative to surface, and image capture element has
Multiple sensing areas, each sensing area have the maximum length on a first direction and a maximum width in a second direction
Degree.Light modulation element is set between translucent element and image capture element.Light modulation element includes an at least shading piece, shading
Part has a light-transparent pattern.Light-transparent pattern includes the unit pattern of multiple repeated arrangements, and each unit pattern includes multiple bases
The transparent area of one geometry setting, geometry have a side of a parallel first direction, and the length of side is less than or waits
In the maximum length of sensing area.Geometry has the height of a vertical side edge, and height is less than or equal to the maximum of sensing area
Width.
In an embodiment of the utility model, the geometry is quadrangle, and each unit pattern includes four
A transparent area, and four transparent areas are located at the vertex position of the quadrangle.
In an embodiment of the utility model, the quadrangle is square, rectangle, parallelogram or diamond shape.
In an embodiment of the utility model, the geometry is triangle, and each unit pattern includes three
A transparent area, and three transparent areas are located at the vertex of a triangle position.
In an embodiment of the utility model, the triangle is isosceles triangle, right angled triangle or equilateral triangle.
In an embodiment of the utility model, six rounded projections arrangeds and form hexagon, at least one is described
Light area is located at a hexagonal center, and at least six transparent areas are located at hexagonal six vertex
Position.
In any embodiment of the utility model, the length of the side and the maximum length meet following relationship
Formula：N1 × S1=L, wherein n1 is positive integer, and S1 is the length of the side, and L is the maximum length.
In any embodiment of the utility model, the height meets following relationship with the maximum width：n2×
H1=W1, wherein n2 is positive integer, and H1 is the height, and W1 is the maximum width.
In an embodiment of the utility model, the light modulation element further includes an another shading piece, another screening
The light-transparent pattern of light part corresponds to each other and cooperates with the light-transparent pattern of the shading piece, to form multiple optical channels.
In an embodiment of the utility model, the light modulation element further includes another shading piece, another shading
The light-transparent pattern of part and the light-transparent pattern of the shading piece partly overlap in the normal direction perpendicular to the surface,
To form multiple inclined optical channels.
An other technical solution used by the utility model is to provide a kind of image-taking device comprising：One light transmission member
Part, an image capture element and a light modulation element.Translucent element has the surface contacted with surrounding medium.Image capture member
Part is set to the side of translucent element relative to surface, and has multiple sensing areas, and each sensing area has in a first direction
On maximum length and maximum width in a second direction.Image capture element has multiple sensing areas, each sensing area
There is a maximum width with maximum length and in second direction in a first direction.Light modulation element be set to translucent element with
Between image capture element, and including an at least shading piece.Shading piece has a light-transparent pattern, and light-transparent pattern includes multiple repetitions
The unit pattern of arrangement.Each unit pattern includes multiple transparent areas according to a hexagonal array, wherein a transparent area is located at
A hexagonal middle position, other multiple transparent areas are located at hexagonal six vertex positions.Hexagonal interposition
The distance between any vertex position is set less than or equal to maximum length, hexagonal middle position and it is hexagonal wherein
The distance of a side is less than or equal to maximum width.
In an embodiment of the utility model, the hexagon be regular hexagon, the middle position with it is any described
The distance between vertex is less than the maximum width.
An other technical solution used by the utility model is to provide a kind of image-taking device comprising：One light transmission member
Part, an image capture element and a light modulation element.Translucent element has the surface contacted with surrounding medium.Image capture member
Part is set to the side of translucent element relative to surface, and has multiple sensing areas, and each sensing area has in a first direction
On a maximum length and a maximum width in a second direction.Image capture element has multiple sensing areas, each sense
Surveying area has maximum length in a first direction and has a maximum width in second direction.Light modulation element is set to light transmission member
Between part and image capture element, and including an at least shading piece, shading piece has a light-transparent pattern.Light-transparent pattern includes multiple
Along the transparent area that a plurality of X-axis line and a plurality of Y-axis line arrange, a plurality of X-axis line and a plurality of Y-axis line are interlaced with each other in more
A crosspoint.Multiple transparent areas are located at a part of at least within of multiple crosspoints.Two be arranged on Y-axis line described in same
The spacing between two crosspoints where adjacent transparent area is less than or equal to maximum length.Between between two adjacent Y-axis lines
Away from less than or equal to maximum width.
In an embodiment of the utility model, multiple transparent areas are distinguished into multiple first transparent areas and multiple second
Transparent area, a plurality of Y-axis line divide into a plurality of first Y-axis line and a plurality of second Y-axis line, a plurality of first Y-axis line and a plurality of institute
The second Y-axis line to be stated to be arranged alternately, multiple first transparent areas line up multiple row along a plurality of first Y-axis line, and multiple described second
Transparent area lines up multiple row along a plurality of second Y-axis line, and two adjacent first transparent areas and second transparent area are each other
Dislocation.
In an embodiment of the utility model, a plurality of X-axis line divides into a plurality of first X-axis line and a plurality of 2nd X
Axis, a plurality of first X-axis line are arranged alternately with a plurality of second X-axis line, and multiple first transparent areas are respectively arranged at a plurality of
Multiple crosspoints of one X-axis line and a plurality of first Y-axis line, multiple second transparent areas are respectively arranged at a plurality of 2nd X
Multiple crosspoints of axis and a plurality of second Y-axis line, and two adjacent the first X-axis lines and the second X-axis line it
Between spacing it is identical.
In an embodiment of the utility model, a plurality of X-axis line divides into a plurality of first X-axis line and a plurality of 2nd X
Axis, a plurality of first X-axis line are arranged alternately with a plurality of second X-axis line, and multiple first transparent areas are respectively arranged at a plurality of
Multiple crosspoints of one X-axis line and a plurality of first Y-axis line, multiple second transparent areas are respectively arranged at a plurality of 2nd X
Multiple crosspoints of axis and a plurality of second Y-axis line, and the first X-axis line and wherein one article of adjacent the 2nd X
Spacing and the first X-axis line between axis is different from the spacing between adjacent another second X-axis line.
In an embodiment of the utility model, multiple transparent areas are distinguished into multiple first transparent areas and multiple second
Transparent area, a plurality of Y-axis line divide into a plurality of first Y-axis line and a plurality of second Y-axis line, a plurality of first Y-axis line and a plurality of institute
The second Y-axis line to be stated to be arranged alternately, multiple first transparent areas line up multiple row along a plurality of first Y-axis line, and multiple described second
Transparent area lines up multiple row along a plurality of second Y-axis line, and two adjacent first transparent areas and second transparent area along
X-axis line described in same is in alignment with each other.
In any embodiment of the utility model, still further comprises one and be located at the translucent element and light adjustment
Display panel between element, the display panel include at least Organic Light Emitting Diode layer.
In any embodiment of the utility model, still further comprise：One bandpass filter layer, bandpass filter layer position
Between the light modulation element and the image capture element.
In any embodiment of the utility model, also optionally further comprise：One illuminating part, the illuminating part
To provide a light beam for being projected to the translucent element, the bandpass filter layer is greater than 80% to the penetrance of the light beam.
A wherein beneficial effect of the utility model is that image-taking device provided by the utility model can be by " making
Shading piece has the light-transparent pattern that is formed by multiple unit pattern repeated arrangements " technical solution, can avoid adjusting member because of light
The relative position of part and image capture element changes, and makes the problem of being greatly reduced into light quantity.
For the enabled feature and technology contents for being further understood that the utility model, please refer to below in connection with the utility model
Detailed description and schema, however provided schema is merely provided for reference and description, is not used to add the utility model
With limitation.
Detailed description of the invention
Figure 1A shows that the local overlooking schematic diagram on image sensor is arranged in existing limit optical element.
Figure 1B shows that the local overlooking schematic diagram on image sensor is arranged in existing limit optical element.
Fig. 2 shows the partial cutaway schematic of the image-taking device of an embodiment of the present invention.
Fig. 3 show the image-taking device of Fig. 2 light modulation element and image capture element a wherein relative position office
Portion's schematic top plan view.
Fig. 3 B shows the light modulation element of the image-taking device of Fig. 2 and the local overlooking schematic diagram of image capture element.
Fig. 3 C shows the light modulation element of the image-taking device of Fig. 2 and the local overlooking schematic diagram of image capture element.
Fig. 4 shows the light modulation element of the image-taking device of another embodiment of the utility model and the office of image capture element
Portion's schematic top plan view.
Fig. 5 shows the light modulation element of the image-taking device of another embodiment of the utility model and the office of image capture element
Portion's schematic top plan view.
Fig. 6 shows the light modulation element of the image-taking device of the utility model another embodiment and the office of image capture element
Portion's schematic top plan view.
Fig. 7 shows the partial cutaway schematic of the image-taking device of another embodiment of the utility model.
Fig. 8 shows the partial cutaway schematic of the image-taking device of another embodiment of the utility model.
Fig. 9 shows the partial cutaway schematic of the image-taking device of another embodiment of the utility model.
Figure 10 shows the partial cutaway schematic of the image-taking device of another embodiment of the utility model.
Figure 11 shows the partial cutaway schematic of the image-taking device of another embodiment of the utility model.
Wherein：
12：Limit optical element 120：Opening
11：Image sensor 110：Pixel region
2,2'：Image-taking device 20S：Surface
20：Translucent element 210：Sensing area
21：Image capture element 22a：Shading piece
22：Light modulation element P1, P2, P3：Geometry
22b：Transmission element A1：First area
220,220-1,220-2,220-3：Transparent area A2：Second area
220a：First transparent area A3：Third region
220b：Second transparent area L '：Signal beams
L：Light beam D2：Second direction
23：Display panel BP：Bandpass filter layer
D1：First direction W1：Maximum width
L1：Maximum length H1：Highly
S1：Side edge length X：X-axis line
Y1：First Y-axis line X1：First X-axis line
Y2：Second Y-axis line a：X-axis line spacing
X2：Second X-axis line b：Y-axis line spacing
a1：First spacing θ：Angle
a2：Second spacing d1：Inclined direction
N：Normal direction F:Object
Ls：Illuminating part.
Specific embodiment
It is the implementation illustrated by particular specific embodiment in relation to " image-taking device " disclosed in the utility model below
The advantages of mode, those skilled in the art can understand the utility model by content disclosed in this specification and effect.This is practical
Novel to be implemented or be applied by other different specific embodiments, the various details in this specification may be based on difference
Viewpoint and application, carry out various modifications and change under the design for not departing from the utility model.In addition, the attached drawing of the utility model
It is only simple schematically illustrate, not according to the description of actual size, state in advance.The following embodiments and the accompanying drawings will be explained in further detail
The relevant technologies content of the utility model, but disclosure of that is not to limit the protection scope of the utility model.
It should be understood that although various elements or signal may be described using term first, second, third, etc. herein,
But these elements or signal should not be limited by these terms.These terms are mainly to distinguish an element and another member
Part or a signal and another signal.In addition, term "or" used herein, should may include correlation depending on actual conditions
Connection lists any of project or multiple combinations.
Referring to figure 2., Fig. 2 shows the partial cutaway schematic of the image-taking device of an embodiment of the present invention.This is practical
A novel wherein embodiment provides a kind of image-taking device 2.Image-taking device 2 can be applicable in an electronic device, to capture an object
The image of body F, to be recognized.Electronic device above-mentioned can be biological identification device, such as：Fingeprint distinguisher, palmmprint
Device for identifying, eyeball tracking device etc..
Image-taking device 2, which is located in a surrounding medium, to be used, wherein surrounding medium is, for example, that empty gas and water is either other
The surrounding medium of type.Object F above-mentioned is, for example, finger, palm, the wrist either eyeball of user, and image-taking device 2
The image captured is, for example, the images such as fingerprint, palmmprint, vein, pupil either iris, but the utility model is not limited.
As shown in Fig. 2, the utility model wherein an embodiment image-taking device 2 include translucent element 20, image capture member
Part 21 and light modulation element 22, wherein light modulation element 22 be setting translucent element 20 and image capture element 21 it
Between.
Specifically, translucent element 20 has the surface 20S of one and surrounding medium contact.When image-taking device 2 is applied to light
In formula fingerprint identification system, when to picking up fingerprint and/or vein image, the surface 20S of translucent element 20 connects for finger
Touching or pressing, to be detected and be recognized.
In addition, the light beam L transmitted in translucent element 20 passes through the reflection of surface 20S, and forms one and invest light adjustment
The signal beams L ' of element 22.In the present embodiment, light beam L above-mentioned can be by an illuminating part Ls, such as：Light emitting diode or its
Its suitable illuminating part generates, and can be applied to biological characteristic identification.In the present embodiment, illuminating part Ls is arranged in image capture
By element 21, and neighbouring sensing area 210 is arranged.In addition, illuminating part Ls and Image Sensor 21 are all located at translucent element 20
Same side（Such as it is all located at the lower section of translucent element 20）.In addition, image-taking device 2 may also comprise multiple illuminating part Ls, match respectively
It sets in the not ipsilateral of image capture element 21.For example, image capture element 21 is arranged in multiple illuminating part Ls dispersiblely
Around.
In other embodiments, light beam L caused by illuminating part Ls can also be drawn by light-guide device or reflecting element
It is directed at translucent element 20.Therefore, as long as light beam L caused by illuminating part Ls can project the surface 20S of translucent element 20, this reality
With the novel position for being not intended to limit illuminating part Ls.
However, in other embodiments, illuminating part Ls can also be omitted.When omitting illuminating part Ls, light beam L can also be with
It is the environment light being incident in translucent element 20.In another embodiment, when image-taking device 1 includes display panel or light transmission member
When part 20 is a display panel, the light beam L for recognizing fingerprint is also possible to be provided by display panel.Light beam L can be can
Light-exposed, infrared light either other monochromatic light, the utility model are not intended to limit.
The material of translucent element 20 can be selected from glass, polymethyl methacrylate (polymethymethacrylate,
) or polycarbonate (Polycarbonate, PC) or other materials appropriate PMMA.In addition, translucent element 20 can pass through choosing
It is arranged in light modulation element 22 with the either other fixing means of suitable optical cement (not shown).In appointing for the utility model
In one embodiment, translucent element 20 can be cover board, touch control component, display element, light-transmitting plate, light guide plate or combinations thereof, but this
Utility model is not limited.
In an embodiment of the utility model, translucent element 20 can be Organic Light Emitting Diode (OLED) display surface
Plate either has Organic Light Emitting Diode (OLED) display panel of touch control layer.As previously mentioned, display panel is produced when working
Raw light beam can be used as providing the light source of finger print imaging.The structure of display panel can be mentioned refering to applicant in the U.S.
62/533, No. 632 handed over, patent name are the interior literary relevant portion of biosensing apparatus.It should be understood that having touch control layer
The outer surface of Organic Light Emitting Diode (OLED) display panel there is protective layer, in addition, to limit this aobvious by the utility model Bing Bu Authority
Show that panel is rigidity or is flexible panel, chats in this together bright.
The side of translucent element 20 is arranged in image capture element 21, and has multiple sensing areas towards translucent element 20
210, to receive the signal beams L ' for passing through light modulation element 22.After image capture element 21 receives signal beams L ', it will believe
Number light beam L ' is converted to electric signal.In other words, image capture element 21 is a kind of photo-electric conversion element, e.g. Charged Couple member
Part (Charge Coupled Device, CCD) or complementary metal oxide semiconductor element (Complementary
Metal-Oxide Semiconductor, CMOS).However, in other embodiments, image capture element 21 also can be used
Other image sensors.
When object F (such as：Finger) contact translucent element 20 surface 20S when, the lines of finger touches surface 20S, meeting
The light beam L for projecting surface 20S is set to be formed a signal beams L ' by reflection.Signal beams L ' by light modulation element 22 it
Afterwards, it is received by multiple sensing areas 210 of image capture element 21.And then by an image processing element to multiple and different
Signal beams L ' received by the sensing area 210 of position carries out image processing, available light and dark fingermark image.
Referring to figure 2., in the present embodiment, the light adjustment between translucent element 20 and image capture element 21 is set
Element 22 includes at least a shading piece, and shading piece has a light-transparent pattern (not labeled).Signal beams L ' is projected by surface 20S
To light modulation element 22, and received by multiple light-transparent patterns by multiple sensing areas 210 of image capture element 21.
In the present embodiment, shading piece is made of light absorbing material, e.g. dark glass, plastic cement or light
Resistance.Shading piece simultaneously has multiple apertures, to form light-transparent pattern.In other embodiments, it is also possible in each of shading piece
Translucent material is inserted in aperture, and forms light-transparent pattern.In other embodiments, light modulation element 22 also may include a light transmission
Part and a shading piece, and shading piece is a black ink layer with light-transparent pattern.
Referring to figure 3., show that the light modulation element of image-taking device of Fig. 2 and the local overlooking of image capture element are shown
It is intended to.First illustrate, each sensing area 210 may include one or more picture element, and each sensing area 210 has
A maximum length L1 on first direction D1, and a maximum width W1 in a second direction d 2.In the present embodiment, it senses
The plan view shape in area 210 is rectangle.However, in other embodiments, the plan view shape of sensing area 210 is also possible to round, just
Other geometries such as rectangular, parallelogram, hexagon, the utility model are not intended to limit.
In addition, in the present embodiment, making shading piece 22a that there is specific light-transparent pattern, can avoid because of light modulation element 22
And the relative position of image capture element 21 changes, and influence image capture element 21 enters light quantity.
Specifically, as shown in figure 3, the light-transparent pattern of shading piece 22a includes the unit pattern of multiple repeated arrangements, and it is every
One unit pattern includes multiple transparent areas 220 being arranged according to a geometry P1.Geometry P1 has a parallel first party
To the side of D1, and the length S1 of side is less than or equal to the maximum length L1 of sensing area 210.It hangs down in addition, geometry has
One height H1 of straight sided, and height H1 is less than or equal to the maximum width W1 of sensing area 210.
Furthermore, the length S1 and maximum length L1 of side can meet following relationship：N1 × S1=L, wherein n1
For positive integer, S1 is the length of side, and L is maximum length.Height H1 and maximum width W1 can meet following relationship：n2×H=
W1, wherein n2 is positive integer, and H is height, and W1 is maximum width.
In the present embodiment, geometry P1 is triangle, e.g. equilateral triangle, isosceles triangle or equilateral triangle.
In addition, each unit pattern includes three transparent areas 220 for being respectively arranged at three vertex of triangle.As shown in figure 3, three
The substantially parallel first direction D1 of angular wherein a side, and the height H1 of triangle is the shortest distance of the vertex to side.
Please refer to Fig. 3 to Fig. 3 C, show respectively shading piece and image capture element 21 at different relative positions, it is multiple
The variation of relative position between transparent area 220 and multiple sensing areas 210.
As shown in figure 3, one of sensing area 210 and two transparent areas 220 can be in vertical direction (namely sensing areas
210 normal direction) on it is overlapped.Wherein the upright projection region of a transparent area 220 and sensing area 210 are overlapped in the firstth area
Domain A1, and the upright projection region of another transparent area 220 and sensing area 210 are overlapped in second area A2.
Referring again to Fig. 3 B, when the position of shading piece is deviated relative to image capture element 21, any 210 meeting of sensing area
It is overlapped in vertical direction with three transparent areas 220.As shown in Figure 3B, the upright projection region of three transparent areas 220 and sensing
Area 210 is overlapped in first area A1, second area A2 and third region A3 respectively.
Need to first illustrate, overlapping area size between the upright projection region and sensing area 210 of transparent area 220 can and
The light quantity that enters of sensing area 210 is positively correlated, and overlapping area becomes smaller and represents entering light quantity and also reducing for sensing area 210.
Compare Fig. 3 and Fig. 3 B.In figure 3b, since the relative position between shading piece and image capture element 21 changes
Become, the area of first area A1 only has the half of the area of the first area A1 in Fig. 3, and the area of second area A2 also only has
The half of the area of second area A2 in Fig. 3.But the area of the third region A3 in Fig. 3 B but can compensate for first area A1
With the area reduction amount of second area A2.
That is, the area summation of first area A1 and second area A2 in Fig. 3, can substantially with the in Fig. 3 B
The area summation of one region A1, second area A2 and third region A3 are equal, thus avoid sensing area 210 enter light quantity because hide
Relative position changes and is greatly reduced between light part and image capture element 21.
Similarly, C, the relative position between shading piece and image capture element 21 are changed referring to figure 3., to make to feel
It is overlapped in vertical direction (the namely normal direction of sensing area 210) to survey 210 and one, area transparent area 220.Such as figure
Shown in 3C, the upright projection region of transparent area 220 and sensing area 210 are overlapped in third region A3.
Compare Fig. 3 B and Fig. 3 C, it can be seen that the area (the as area of transparent area 220) of third region A3 in Fig. 3 C
It can be substantially identical with the area summation of first in Fig. 3 B to third region A1-A3.
Based on above-mentioned, as long as the length S1 that geometry P1 is parallel to the side of first direction D1 is less than or equal to sensing area
210 maximum length L1, and geometry vertical side edge height H1 is less than or equal to the maximum width W1 of sensing area 210, no matter
How the relative position of shading piece and image capture element 21 changes, any one sensing area 210 can be with one or more thoroughly
Light area 220 is overlapped in vertical direction, and the region area that the upright projection region of transparent area 220 and sensing area 210 are overlapped
Summation can be roughly the same.
In the present embodiment, six triangles can be arranged in a hexagon, and an at least transparent area 220 can be located at hexagon
Center, and at least six transparent areas 220 can be located at hexagonal six vertex positions.Hexagon above-mentioned might not
It is regular hexagon.
For another angle, unit pattern also may include multiple transparent areas 220 according to hexagonal array.Wherein one
A transparent area 220 is located at a hexagonal middle position, and other six transparent areas 220 are located at hexagonal six vertex position
It sets.In addition, the distance between hexagonal middle position and any vertex position (i.e. S1), is less than or equal to sensing area 210
Maximum length L1.At a distance from hexagonal wherein a side (i.e. height H1) is less than or equal in hexagonal middle position
Maximum width.
In one embodiment, hexagon is regular hexagon, as long as and the distance between middle position and any vertex be less than
Maximum width also can reach the purpose of the utility model.
Referring again to Fig. 3, furthermore, light-transparent pattern may include multiple arranging along a plurality of X-axis line and a plurality of Y-axis line
The transparent area 220 of column.A plurality of X-axis line and a plurality of Y-axis line are interlaced with each other and form multiple crosspoints, and multiple transparent areas 220 divide
It Wei Yu not at least one of partial intersection point in multiple crosspoints.
In the present embodiment, defines a plurality of Y-axis line Y1, Y2 and be along first direction D1 extension, and a plurality of X-axis line X1, X2
It is to extend along second direction D2.In addition, a plurality of Y-axis line divides into a plurality of first Y-axis line Y1 and a plurality of second Y-axis line Y2, and
A plurality of first Y-axis line Y1 is alternately arranged with a plurality of second Y-axis line Y2.In addition, a plurality of X-axis line is also divided into a plurality of first X-axis
Line X1 and a plurality of second X-axis line X2, a plurality of first X-axis line X1 are alternately arranged with a plurality of second X-axis line X2.
In the present embodiment, the spacing between wantonly two the first adjacent X-axis line X1 and the second X-axis line X2 is all identical.It is more
A transparent area 220 is distinguished into multiple first transparent area 220a and multiple second transparent area 220b.Multiple edges first transparent area 220a
A plurality of first Y-axis line Y1 line up multiple row, and the second transparent area 220b lines up multiple row along a plurality of second Y-axis line Y2.
Multiple first transparent area 220a are be separately positioned on a plurality of first X-axis line X1 and a plurality of first Y-axis line Y1 multiple
On crosspoint, and multiple second transparent area 220b are be separately positioned on a plurality of second X-axis line X2 and a plurality of second Y-axis line Y2 more
On a crosspoint.That is, two adjacent first transparent area 220a and the second transparent area 220b are mutual in a second direction d 2
Dislocation.
In addition, two where two adjacent transparent area 220b being arranged on same Y-axis line (such as the second Y-axis line Y2) are handed over
Spacing (i.e. S1) between crunode can be less than or equal to maximum length L1, and two adjacent Y-axis lines (i.e. the first Y-axis line Y1 and the
Two Y-axis line Y2) between spacing (i.e. H1) be less than or equal to maximum width W1.In this way, light can be entered to avoid sensing area 210
The problem of measuring because of shading piece 22a and 21 relative displacement of image capture element, and being greatly reduced.
Please continue to refer to Fig. 4, the light modulation element and image of the image-taking device of another embodiment of the utility model are shown
The local overlooking schematic diagram of capturing element.The same or similar element of the embodiment of the present embodiment and Fig. 3 to 3C is having the same
Label.
In the present embodiment, each unit pattern includes the multiple transparent areas arranged according to a geometry P2.This reality
The geometry P2 for applying example is quadrangle, and each unit pattern includes four four vertex positions for being located at quadrangle
Transparent area 220.Quadrangle above-mentioned can be square, rectangle, parallelogram or diamond shape.
In the present embodiment, quadrangle is parallelogram, and wherein a side of quadrangle is parallel to first direction
D1.In addition, the length S1 of side can be less than or equal to the maximum length L1 of sensing area 210, and quadrangle is perpendicular to the height of side
Spend the maximum width that H1 can be less than or equal to sensing area 210.This manner it is also possible to which avoid sensing area 210 enters light quantity by shading
The influence of part and 21 relative displacement of image capture element, and reach the purpose of the utility model.
Furthermore, a plurality of Y-axis line is divided into a plurality of first Y-axis line Y1 and a plurality of second Y-axis line Y2, and a plurality of
One Y-axis line Y1 is alternately arranged with a plurality of second Y-axis line Y2.In addition, a plurality of X-axis line be also divided into a plurality of first X-axis line X1 with
A plurality of second X-axis line X2, a plurality of first X-axis line X1 are alternately arranged with a plurality of second X-axis line X2.
Multiple transparent areas 220 are distinguished into multiple first transparent area 220a and multiple second transparent area 220b.Multiple first
Transparent area 220a is on the multiple crosspoints for being separately positioned on a plurality of first X-axis line X1 and a plurality of first Y-axis line Y1, and multiple the
Two transparent area 220b are separately positioned on multiple crosspoints of a plurality of second X-axis line X2 and a plurality of second Y-axis line Y2.Namely
It says, two adjacent the first transparent area 220a and the second transparent area 220b mutual dislocation in a second direction d 2.
However, in the present embodiment and previous embodiment the difference is that, the first X-axis line X1 with wherein one article adjacent the
The second spacing between the first spacing a1 and the first X-axis line X1 and adjacent another second X-axis line X2 between two X-axis line X2
A2 is different.That is, although the first spacing a1 is different from the second spacing a2, as long as two adjacent Y-axis line (the first Y-axis line Y1
And the second Y-axis line Y2) between spacing (i.e. the height H1 of quadrangle) be less than or equal to the maximum width of sensing area 210
W1, and the spacing (i.e. the length S1 of wherein a side of quadrangle) between two the first X-axis line X1 is less than or equal to sensing
The maximum length in area 210 also can reach the purpose of the utility model.
Referring to figure 5., the light modulation element and image capture of the image-taking device of another embodiment of the utility model are shown
The local overlooking schematic diagram of element.
The area of transparent area 220 in the embodiment of Fig. 5, less than the area of the transparent area 220 in Fig. 3 and Fig. 4.Separately
Outside, in the present embodiment, unit pattern includes multiple four transparent areas arranged according to another quadrangle (geometry P3)
220, and four transparent areas 220 are located at the vertex position of quadrangle.
Quadrangle has the side for being parallel to first direction D1, and the height H1 perpendicular to side.The length of side with
The maximum length of sensing area 210 meets following relationship：N1 × S1=L, wherein n1 is positive integer, and S1 is the length of side, and L is
Maximum length.In addition, the maximum width W1 of the height H1 of quadrangle and sensing area 210 meets following relationship：N2 × H1=W1,
Wherein, n2 is positive integer, and H1 is height, and W1 is maximum width.
In the present embodiment, n1, n2 are equal to 2.That is, the side edge length S1 of quadrangle be sensing area 210 most
0.5 times of long length, and the height H1 of quadrangle is also 0.5 times of the maximum width W1 of sensing area 210.
In the present embodiment, no matter how the relative position between shading piece 22a and image capture element 21 changes, any one
The gross area of the overlapping region of sensing area 210 and multiple transparent areas 220 in vertical direction all can be about a transparent area
4 times of 220 area.Therefore, similarly it can enter light quantity by shading piece and image capture element 21 to avoid sensing area 210
The influence of relative displacement, and reach the purpose of the utility model.In other embodiments, n1 and n2 is not necessarily to identical.
Please continue to refer to Fig. 6, the light modulation element and image of the image-taking device of another embodiment of the utility model are shown
The local overlooking schematic diagram of capturing element.
In the present embodiment, light-transparent pattern includes the unit pattern of multiple repeated arrangements, each unit pattern includes four
A transparent area 220 being arranged according to a quadrangle (not being painted).In the present embodiment, quadrangle is rectangle.
That is, light-transparent pattern includes multiple transparent areas arranged along a plurality of X-axis line and a plurality of Y-axis line.It is multiple
Light is trivial to be divided into multiple first transparent area 220a and multiple second transparent area 220b, and a plurality of Y-axis line divides into a plurality of first Y-axis line
Y1 and a plurality of second Y-axis line Y2, a plurality of first Y-axis line Y1 are arranged alternately with a plurality of second Y-axis line Y2.Multiple first transparent areas
220a lines up multiple row along a plurality of first Y-axis line Y1, and multiple second transparent area 220b line up more along a plurality of second Y-axis line Y2
Column, and two the first adjacent transparent area 220a and the second transparent area 220b are in alignment with each other along same X-axis line.
In the present embodiment, the spacing b between two the first adjacent Y-axis line Y1 and the second Y-axis line Y2 is less than or equal to
The maximum length L1 of sensing area 210, and the spacing a between two adjacent X-axis lines is less than or equal to the maximum width of sensing area 210
Spend W1.It can thus be avoided sensing area 210 enters light quantity because of shading piece 22a and 21 relative displacement of image capture element, and it is big
The problem of width reduces.
Fig. 7 is please referred to, shows the partial cutaway schematic of the image-taking device of another embodiment of the utility model.In this implementation
In example, light modulation element 22 includes the shading piece 22a and transmission element 22b of multiple alternately storehouses.Each shading piece 22a has
One light-transparent pattern, and light-transparent pattern includes multiple transparent areas 220.
In the present embodiment, the material of shading piece 22a is light absorbent, e.g. an ink layer.In addition, all shading pieces
22a has similar light-transparent pattern, and light-transparent pattern can choose any embodiment depicted in Fig. 3 to Fig. 6.
As shown in fig. 7, the light-transparent pattern of multiple shading piece 22a is corresponding each other and cooperates, and form multiple optical channels.
That is, the transparent area 220 of light-shielding pattern can be mutually aligned on the normal direction N of surface 20S, and being formed allows signal light
Beam L ' enters the optical channel of sensing area 210.In other words, can be entered by optical channel by the signal beams L ' that surface 20S is reflected
In multiple sensing areas 210 of image capture element 21.
Each optical channel have one close to the first end of translucent element 20 and one close to the of image capture element 21
Two ends, and the aperture of first end is greater than, less than or equal to the aperture of second end.In the present embodiment, the first end of optical channel
Aperture it is identical with the aperture of second end.
Fig. 8 is please referred to, shows the partial cutaway schematic of the image-taking device of another embodiment of the utility model.With Fig. 7's
Embodiment is similar, and the light-transparent pattern of multiple shading piece 22a in Fig. 8 is corresponding each other and cooperates, and forms multiple optical channels.
However, in the present embodiment, optical channel is greater than in the aperture of first end in the aperture of second end.
Specifically, the aperture for forming multiple transparent area 220-1,220-2,220-3 of same optical channel can be with separate
The direction of translucent element 20 and successively decrease.Accordingly, near each transparent area 220-1's of the shading piece 22a of translucent element 20
Aperture can be greater than the aperture of each transparent area 220-3 of the shading piece 22a near image capture element 21.
Fig. 9 is please referred to, Fig. 9 shows the partial cutaway schematic of the image-taking device of another embodiment of the utility model.In Fig. 9
Multiple shading piece 22a light-transparent pattern it is corresponding each other and cooperate, and form multiple optical channels.In the present embodiment, light
Channel is less than in the aperture of first end in the aperture of second end.
Specifically, the aperture for forming multiple transparent area 220-1,220-2,220-3 of same optical channel can be with separate
The direction of translucent element 20 and be incremented by.Accordingly, near each transparent area 220-1's of the shading piece 22a of translucent element 20
Aperture can be less than the aperture of each transparent area 220-3 of the shading piece 22a near image capture element 21.
Figure 10 is please referred to, Figure 10 shows the partial cutaway schematic of the image-taking device of another embodiment of the utility model.?
In the present embodiment, the light-transparent pattern of multiple shading piece 22a partly overlaps on the normal direction N perpendicular to surface, and is formed
Multiple inclined optical channels.
Specifically, forming the center of one group of transparent area 220 of the same optical channel in multiple shading piece 22a
Line, be defined as the inclined direction d1 of optical channel.Inclined direction can be formed with the normal direction of the surface 20S of translucent element 20
One angle theta, and angle theta is between 0 degree to 60 degree.The inclined direction d1 of optical channel can correspond to the throwing of signal beams L '
Direction is penetrated, enters light quantity with increase signal beams L '.
Figure 11 is please referred to, shows the partial cutaway schematic of the image-taking device of another embodiment of the utility model.In this reality
It applies in example, image-taking device 2 still further comprises a display panel 23 and a bandpass filter layer BP.
Display panel 23 may be provided between light modulation element 22 and translucent element 20.Display panel 23 may include multiple
Organic Light Emitting Diode layer.In another embodiment, display panel 23 includes organic LED layers and touch control layer.It must say
Bright, display panel 23 can be set in the image-taking device 2,2 ' of any embodiment of the utility model.In addition, band logical is filtered
Photosphere BP is between display panel 23 and Image Sensor 21.Furthermore, bandpass filter layer BP is to be located at light tune
Between whole element 22 and the sensing area 210 of Image Sensor 21, to the stray light other than trap signal light beam L '.In this way,
Bandpass filter layer BP can avoid environment light or the light beam as caused by display layer 23 enters Image Sensor 21, cause signal
Interference.Accordingly, by the way that bandpass filter layer BP is arranged, the identification precision of image-taking device 2 can be promoted.
For example, when signal beams L ' be infrared light when, bandpass filter layer BP for signal beams L ' penetrance extremely
It is greater than 80% less, and 20% is less than to the penetrance of visible light and ultraviolet light.Furthermore, bandpass filter layer BP can be red
Outer band logical filter layer, and the light beam within the scope of allowing wavelength to fall in 800 nm to 900 nm passes through, and may filter that wavelength
Fall in the light beam other than the range of 800 nm to 900 nm.In other embodiments, bandpass filter layer BP allows wavelength to fall in
Light beam within the scope of 840 nm to 860 nm, or allow wavelength fall in 890 nm to 990 nm it is another within the scope of
Light beam passes through.
In another embodiment, bandpass filter layer BP may be alternatively located between display panel 30 and light modulation element 22.It must say
Bright, bandpass filter layer BP can be set in the image-taking device 2,2 ' of any embodiment of the utility model.That is,
No matter whether image-taking device 2,2 ' has display panel 30, all can be by the way that bandpass filter layer BP is arranged, to filter stray light.
By taking the embodiment of Fig. 2 as an example, image-taking device 2 shown in Fig. 2, which may also comprise, is set to translucent element 20 and image is picked
Take the bandpass filter layer BP between element 21.When bandpass filter layer BP is infrared bandpass filter layer, and only wavelength is allowed to fall in 800
When light beam within the scope of nm to 900 nm passes through, light beam L ' caused by illuminating part Ls is infrared light, and wavelength can be fallen in
In the range of 800 nm to 900 nm.
Light beam within the scope of bandpass filter layer BP allows wavelength to fall in 840 nm to 860 nm, or allow wave
It is long fall in 890 nm to 990 nm it is another within the scope of light beam when passing through, the wavelength of light beam L ' caused by illuminating part Ls is
It falls in the range of 840 nm to 860 nm, or falls in the range of 890nm to 990nm, but the utility model is not limited to
This.In conclusion a wherein beneficial effect of the utility model is, image-taking device 2,2 ' provided by the utility model,
By the technical solution of " making shading piece 22a that there is the light-transparent pattern formed by multiple unit pattern repeated arrangements ", can avoid
Because the relative position of light modulation element 22 and image capture element 21 changes, and make the problem of being greatly reduced into light quantity.
Assuming that each sensing area has one initially to enter light when shading piece 22a and image capture element 21 are when aligning accurate
Amount.By actual test, using shading piece 22a provided by the utility model embodiment, no matter shading piece 22a and image capture
The direction of the relative displacement of element 21 with distance how to change, each sensing area 210 enter light quantity be all not less than initially enter light quantity
80%.Accordingly, when making the image-taking device of the utility model embodiment, even if light modulation element 22 and image capture element
It is deviated relatively due to being not allowed between 21 because aligning, will not influence sensing area 210 enters light quantity.
Content disclosed above is only the preferred possible embodiments of the utility model, and Bing is non-to limit the utility model because of Ci Authority
Claim, so it is all done with the utility model specification and schema content equivalence techniques variation, wrap
In claim contained in the utility model.
Claims (20)
1. a kind of image-taking device, which is characterized in that it includes：
One translucent element has a surface contacted with surrounding medium；
One image capture element is set to the side of the translucent element, the image capture member relative to the surface
Part has multiple sensing areas, and each sensing area is with the maximum length on a first direction and in a second direction
On a maximum width；And
One light modulation element is set between the translucent element and the image capture element, wherein the light adjustment member
Part includes an at least shading piece, and the shading piece has a light-transparent pattern；
Wherein, the light-transparent pattern includes the unit pattern of multiple repeated arrangements, and each unit pattern includes multiple bases
The transparent area of one geometry setting, the geometry have a side of a parallel first direction, the geometric form
The length of the side of shape is less than or equal to the maximum length of the sensing area, and the geometry has a vertical institute
The height of side is stated, and the height of the geometry is less than or equal to the maximum width of the sensing area.
2. image-taking device as described in claim 1, which is characterized in that the geometry is quadrangle, each unit
Pattern includes four transparent areas, and four transparent areas are located at the vertex position of the quadrangle.
3. image-taking device as claimed in claim 2, which is characterized in that the quadrangle is square, rectangle, parallelogram
Or diamond shape.
4. image-taking device as described in claim 1, which is characterized in that the geometry is triangle, each unit
Pattern includes three transparent areas, and three transparent areas are located at the vertex of a triangle position.
5. image-taking device as claimed in claim 4, which is characterized in that the triangle is isosceles triangle, right angled triangle
Or equilateral triangle.
6. image-taking device as claimed in claim 4, which is characterized in that six rounded projections arrangeds and form hexagon, until
A few transparent area is located at a hexagonal center, and at least six transparent areas are located at the hexagon
Six vertex positions.
7. image-taking device as described in claim 1, which is characterized in that under the length of the side and maximum length satisfaction
Column relational expression：N1 × S1=L, wherein n1 is positive integer, and S1 is the length of the side, and L is the maximum length.
8. such as the image-taking device of any one of claims 1 to 7, which is characterized in that the height meets with the maximum width
Following relationship：N2 × H1=W1, wherein n2 is positive integer, and H1 is the height, and W1 is the maximum width.
9. image-taking device as described in claim 1, which is characterized in that the light modulation element further includes an another shading piece,
The light-transparent pattern of another shading piece corresponds to each other and cooperates with the light-transparent pattern of the shading piece, to form multiple light
Channel.
10. image-taking device as described in claim 1, which is characterized in that the light modulation element further includes another shading piece, separately
The light-transparent pattern of one shading piece and the light-transparent pattern of the shading piece are in the normal direction perpendicular to the surface
On partly overlap, to form multiple inclined optical channels.
11. a kind of image-taking device, which is characterized in that including：
One translucent element has a surface contacted with surrounding medium；
One image capture element is set to the side of the translucent element, the image capture member relative to the surface
Part has multiple sensing areas, and each sensing area is with the maximum length on a first direction and in a second direction
On a maximum width；And
One light modulation element is set between the translucent element and the image capture element, wherein the light adjustment member
Part includes an at least shading piece, and the shading piece has a light-transparent pattern；
Wherein, the light-transparent pattern includes the unit pattern of multiple repeated arrangements, and each unit pattern includes according to hexagonal
Multiple transparent areas of shape arrangement, wherein a transparent area is located at a hexagonal middle position, it is in addition multiple described
Light area is located at hexagonal six vertex positions；
Wherein, the distance between the hexagonal middle position and any vertex position are less than or equal to described
Maximum length, the hexagonal middle position be less than or equal at a distance from described hexagonal wherein a side it is described most
Big width.
12. image-taking device as claimed in claim 11, which is characterized in that the hexagon is regular hexagon, the interposition
The distance between any described vertex is set less than the maximum width.
13. a kind of image-taking device, which is characterized in that including：
One translucent element has a surface contacted with surrounding medium；
One image capture element is set to the side of the translucent element, the image capture member relative to the surface
Part has multiple sensing areas, and each sensing area is with the maximum length on a first direction and in a second direction
On have a maximum width；And
One light modulation element is set between the translucent element and the image capture element, wherein the light adjustment member
Part includes an at least shading piece, and the shading piece has a light-transparent pattern；
Wherein, the light-transparent pattern includes multiple transparent areas arranged along a plurality of X-axis line and a plurality of Y-axis line, a plurality of X
Axis and a plurality of Y-axis line are interlaced with each other in multiple crosspoints, and multiple transparent areas are located at multiple crosspoints
It is a part of at least within, two crosspoints where the adjacent transparent area of two be arranged on Y-axis line described in same
Between spacing be less than or equal to the maximum length, and the spacing between the two adjacent Y-axis lines be less than or equal to institute
State maximum width.
14. image-taking device as claimed in claim 13, which is characterized in that multiple transparent areas are distinguished into multiple first light transmissions
Area and multiple second transparent areas, a plurality of Y-axis line divide into a plurality of first Y-axis line and a plurality of second Y-axis line, a plurality of first Y
Axis is arranged alternately with a plurality of second Y-axis line, and multiple first transparent areas line up multiple row along a plurality of first Y-axis line,
Multiple second transparent areas line up multiple row along a plurality of second Y-axis line, and two adjacent first transparent areas and described the
Two transparent areas miss one another.
15. image-taking device as claimed in claim 14, which is characterized in that a plurality of X-axis line divides into a plurality of first X-axis line
With a plurality of second X-axis line, a plurality of first X-axis line is arranged alternately with a plurality of second X-axis line, and multiple first transparent areas are set respectively
Multiple crosspoints of a plurality of first X-axis line Yu a plurality of first Y-axis line are placed in, multiple second transparent areas are respectively arranged at
Multiple crosspoints of a plurality of second X-axis line and a plurality of second Y-axis line, and two adjacent the first X-axis lines and described the
Spacing between two X-axis lines is identical.
16. image-taking device as claimed in claim 14, which is characterized in that a plurality of X-axis line divides into a plurality of first X-axis line
With a plurality of second X-axis line, a plurality of first X-axis line is arranged alternately with a plurality of second X-axis line, and multiple first transparent areas are set respectively
Multiple crosspoints of a plurality of first X-axis line Yu a plurality of first Y-axis line are placed in, multiple second transparent areas are respectively arranged at
Multiple crosspoints of a plurality of second X-axis line and a plurality of second Y-axis line, and the first X-axis line and wherein one it is adjacent
The spacing between spacing and the first X-axis line and adjacent another second X-axis line between the second X-axis line is not
Together.
17. image-taking device as claimed in claim 13, which is characterized in that multiple transparent areas are distinguished into multiple first light transmissions
Area and multiple second transparent areas, a plurality of Y-axis line divide into a plurality of first Y-axis line and a plurality of second Y-axis line, a plurality of first Y
Axis is arranged alternately with a plurality of second Y-axis line, and multiple first transparent areas line up multiple row along a plurality of first Y-axis line,
Multiple second transparent areas line up multiple row along a plurality of second Y-axis line, and two adjacent first transparent areas and described the
Two transparent areas are in alignment with each other along X-axis line described in same.
18. the image-taking device as described in claim 1,11 or 13, which is characterized in that still further comprise one and be located at the light transmission
Display panel between element and the light modulation element, the display panel include at least Organic Light Emitting Diode layer.
19. the image-taking device as described in claim 1,11 or 13, which is characterized in that still further comprise：One bandpass filter layer,
The bandpass filter layer is between the light modulation element and the image capture element.
20. image-taking device as claimed in claim 19, which is characterized in that still further comprise：One illuminating part, the illuminating part
To provide a light beam for being projected to the translucent element, the bandpass filter layer is greater than 80% to the penetrance of the light beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16/008,990 US10198650B2 (en) | 2015-12-11 | 2018-06-14 | Image capture apparatus |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762574222P | 2017-10-19 | 2017-10-19 | |
| US62/574,222 | 2017-10-19 | ||
| US201862613419P | 2018-01-04 | 2018-01-04 | |
| US62/613,419 | 2018-01-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208141411U true CN208141411U (en) | 2018-11-23 |
Family
ID=64314287
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820778693.0U Expired - Fee Related CN208141411U (en) | 2015-12-11 | 2018-05-24 | Image-taking device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN208141411U (en) |
| TW (1) | TWM567416U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111052143A (en) * | 2019-04-10 | 2020-04-21 | 深圳市汇顶科技股份有限公司 | Optical fingerprint device and electronic equipment |
| CN113822131A (en) * | 2020-07-31 | 2021-12-21 | 友达光电股份有限公司 | Biometric sensing device |
-
2018
- 2018-04-27 TW TW107205553U patent/TWM567416U/en not_active IP Right Cessation
- 2018-05-24 CN CN201820778693.0U patent/CN208141411U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111052143A (en) * | 2019-04-10 | 2020-04-21 | 深圳市汇顶科技股份有限公司 | Optical fingerprint device and electronic equipment |
| CN111052143B (en) * | 2019-04-10 | 2023-09-08 | 深圳市汇顶科技股份有限公司 | Optical fingerprint device and electronic equipment |
| CN113822131A (en) * | 2020-07-31 | 2021-12-21 | 友达光电股份有限公司 | Biometric sensing device |
| CN113822131B (en) * | 2020-07-31 | 2023-04-28 | 友达光电股份有限公司 | Biological feature sensing device |
Also Published As
| Publication number | Publication date |
|---|---|
| TWM567416U (en) | 2018-09-21 |
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