CN202275374U - Sensing device - Google Patents
Sensing device Download PDFInfo
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- CN202275374U CN202275374U CN2011203478303U CN201120347830U CN202275374U CN 202275374 U CN202275374 U CN 202275374U CN 2011203478303 U CN2011203478303 U CN 2011203478303U CN 201120347830 U CN201120347830 U CN 201120347830U CN 202275374 U CN202275374 U CN 202275374U
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- Length Measuring Devices By Optical Means (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
A sensing device is suitable for receiving an external light beam. The sensing device comprises at least one sensing unit and a judging unit. The sensing unit comprises a plurality of photosensitive components and at least one optical structure. The optical structure is positioned above the photosensitive assembly. The external light beam irradiates part of the photosensitive component through the optical structure. The photosensitive components respectively generate signals after receiving external light beams. The judging unit is electrically connected with the photosensitive assembly and is suitable for converting the signal sent by the photosensitive assembly into a numerical value.
Description
Technical field
The utility model relates to a kind of electrooptical device, and particularly relates to a kind of electrooptical device with sensing function.
Background technology
After Wi that Nintendo Co. developed listing, the electronic game machine that instinct type is controlled is luxuriant to be agitation, and among the Wi spare part of most critical no more than motion sensor.Motion sensor is called inertial sensor (g-sensor) or acceleration transducer again, its can detect X (about), Y (front and back), the axial acceleration of Z (up and down).The sensing mode of this type sensor is to change via measuring some small physical quantitys; Like resistance (resistance) value, electric capacity (capacitance) value, stress (stress), deformation (deformation) etc.; Represent these variable quantities with voltage signal again, these variable quantities can get information corresponding after the formula conversion.
For example, inertial sensor (g-sensor) can be in order to the angle of inclination of its place device of sensing.The inertial sensor of convention (g-sensor) comprises electric pole plate, lower electrode plate and the movable electrode plate between the power-on and power-off pole plate of stationkeeping.The two ends of movable electrode plate are withstood by two springs respectively and are connected with it.When the device that carries inertial sensor (g-sensor) moves up and down or tilts, two spring generation deformation and the distance of movable electrode plate and power-on and power-off pole plate is changed, movable electrode plate and the formed capacitance of power-on and power-off pole plate also change at this moment.By detecting the situation that above-mentioned capacitance variation amount can learn that just the device of carrying inertial sensor (g-sensor) moves up and down or tilts.Yet, the complex structure of above-mentioned inertial sensor (g-sensor), and its cost of manufacture is also higher.
The utility model content
In view of this, the utility model provides a kind of sensing apparatus, and its simple structure and cost of manufacture are low.
The utility model proposes a kind of sensing apparatus, and it is suitable for receiving extraneous light beam.Sensing apparatus comprises at least one sensing cell and judging unit.Sensing cell comprises a plurality of photosensory assemblies and at least one optical texture.Optical texture is positioned at the top of photosensory assembly.Extraneous light beam shines in the part photosensory assembly through optical texture.Photosensory assembly produces signal respectively after receiving extraneous light beam.Judging unit and photosensory assembly electrically connect, and the conversion of signals that is suitable for photosensory assembly is sent becomes numerical value.
In an embodiment of the utility model, aforesaid optical texture comprises the laminated or lens of film.
In an embodiment of the utility model, aforesaid optical texture comprises opening.
In an embodiment of the utility model, aforesaid optical texture can further comprise colloid, and colloid covers above-mentioned opening.
In an embodiment of the utility model, aforesaid sensing cell can further comprise semiconductor substrate.Sensing component is disposed on the described semiconductor substrate.
In an embodiment of the utility model, aforesaid semiconductor substrate comprises silicon substrate.
In an embodiment of the utility model, aforesaid sensing apparatus can further comprise shell.Sensing cell is disposed on the shell.
In an embodiment of the utility model; Aforesaid shell has a plurality of being connected to each other and not coplanar each other outside surface; Aforesaid at least one sensing cell is the sensing cell more than two, and each sensing cell is disposed on one of them of described outside surface respectively.
Based on above-mentioned, variation that the extraneous light beam of the sensing apparatus utilization of the utility model through optical texture distributes on sensing component and the variation that can respond to the sensing apparatus position.The sensing apparatus simple structure and the cost of manufacture of the utility model are low.
For letting the above-mentioned feature and advantage of the utility model can be more obviously understandable, the special embodiment that lifts of hereinafter, and cooperate institute's accompanying drawing to elaborate as follows.
Description of drawings
Fig. 1 is the synoptic diagram of the sensing apparatus of the utility model one embodiment.
Fig. 2 A is the synoptic diagram of the sensing cell of Fig. 1.
Synoptic diagram when Fig. 2 B is in diverse location for the sensing cell shown in Fig. 2 A.
Fig. 3 is the synoptic diagram of the sensing cell of another embodiment of the utility model.
Fig. 4 is the synoptic diagram of the sensing cell of the another embodiment of the utility model.
Fig. 5 is the utility model synoptic diagram of the sensing cell of an embodiment again.
The primary clustering symbol description
100: sensing apparatus
110: sensing cell
111: semiconductor substrate
112,112a-112g: photosensory assembly
114: optical texture
114a: perforate
114b: lens
114c: colloid
120: judging unit
130: shell
L: extraneous light beam
X, y, z: direction
Embodiment
The sensing apparatus of the utility model one embodiment is suitable for receiving extraneous light beam, and utilizes the changes in distribution of extraneous light beam on photosensory assembly to judge the change of the position of sensing apparatus own, below conjunction with figs. is specified.
Fig. 1 is the synoptic diagram of the sensing apparatus of the utility model one embodiment.Fig. 2 A is the synoptic diagram of the sensing cell of Fig. 1.Please be simultaneously with reference to Fig. 1 and Fig. 2 A, the sensing apparatus 100 of present embodiment is suitable for receiving extraneous light beam L.The sensing apparatus 100 of present embodiment comprises at least one sensing cell 110 and judging unit 120.
Please with reference to Fig. 2 A, the sensing cell 110 of present embodiment comprises a plurality of photosensory assemblies 112 and at least one optical texture 114.In the present embodiment, optical texture 114 is positioned at the top of photosensory assembly 112, and optical texture 114 is fixed with the relative position of photosensory assembly 112 when the position of sensing apparatus 100 changes.In the present embodiment; Optical texture 114 for example is that film (Thin Film) is laminated; And photosensory assembly 112 for example is Charged Coupled Device (Charge Coupled Device; CCD); Wherein the laminated Material Selection of film is good with wear-resisting material, for example AlF3, AlN, Al2O3, BaF2, BeO, Bi2O3, BiF2, CaF2, CdSe, CdS, CeF3, CeO2, CsI, DyF2, GdF3, Gd2O3, HfO2, HoF3, Ho2O3, In2O3, ITO, LaF3, La2O3, LiF, MgF2, MgO, NaF, Na3AlF6, Na5Al3F14, Nb2O5, NdF3, Nb2O3, PdCl2, PdF2, PdO, Pr6O11, Sb2O3, Sc2O3, Si3N4, SiO, Si2O3, SiO2, SnO2, SrF2, Al2O3, Ta2O5, TiO2, TiN, TlCl, ThF4, ThO2, V2O5, WO3, YF3, Y2O3, YbF3, Yb2O3, ZnO, ZnS, ZnSe, ZrO2.What deserves to be mentioned is that the sensing cell 110 of present embodiment can be made by micro electronmechanical (MEMS) processing procedure,, and reduce its cost of manufacture with the precision of the sensing cell 110 that increases present embodiment.
Fig. 3 is the synoptic diagram of the sensing cell of another embodiment of the utility model.Fig. 4 is the synoptic diagram of the sensing cell of the another embodiment of the utility model.Fig. 5 is the utility model synoptic diagram of the sensing cell of an embodiment again.Please in regular turn with reference to Fig. 3, Fig. 4 and Fig. 5; It is laminated that the optical texture 114 of the utility model is not limited to the film of Fig. 2 A; In other embodiments, optical texture 114 also can be perforate 114a, the lens 114b among Fig. 4 or the perforate 114a among Fig. 3 among Fig. 3 and covers the colloid 114c of perforate 114a.In other words, the form of the optical texture 114 of the utility model can have multiple variation, is not limited to above-mentioned.114 need of the optical texture of the utility model rerum natura of being shown of light beam L are to external world kept fixing getting final product, and the demand of the visual reality of deviser designs optical texture 114, and makes the extraneous light beam L through optical texture 114 converge, directly advance or disperse.
Please refer again to Fig. 2 A, the sensing cell 110 of present embodiment also comprises semiconductor substrate 111, and sensing component 112 is to be disposed on the semiconductor substrate 111.In the present embodiment, semiconductor substrate 110 for example is a silicon substrate.What deserves to be mentioned is; In the present embodiment; The visual practical design demand of deviser adjustment optical texture 114 in the frontal projected area of semiconductor substrate 111 and all photosensory assemblies 112 on semiconductor substrate 111 frontal projected area and ratio, with the sensing function of the sensing apparatus 100 of optimization present embodiment.
In the present embodiment, extraneous light beam L shines on photosensory assembly 114 partly through optical texture 114, produces signal respectively after photosensory assembly 114 receives extraneous light beam L.For example; Shown in Fig. 2 A; When the direct of travel of extraneous light beam L and semiconductor substrate 111 are vertical; Extraneous light beam L is through optical texture 114 and shine in photosensory assembly 112a, 112b, the 112c of optical texture 114 belows upward, and does not shine in other photosensory assembly, and is last like photosensory assembly 112d, 112e, 112f, 112g.At this moment, no matter all photosensory assemblies 112 receive light whether all can produce one first signal respectively.These first signals can be passed in the judging unit 120 that electrically connects with all photosensory assemblies 112.Judging unit 120 can be first numerical value with these first conversion of signals, and first numerical value is the position (or tilt condition) of the sensing apparatus 100 shown in the representative graph 2A.
Synoptic diagram when Fig. 2 B is in diverse location for the sensing cell shown in Fig. 2 A.Please with reference to Fig. 2 B; When the position of the sensing cell 110 of present embodiment changes; For example with respect to the sensing cell shown in Fig. 2 A 110 during toward left bank; Extraneous light beam L just can all not shine in photosensory assembly 112a, 112b, the 112c of optical texture 114 belows last, and can shine in the photosensory assembly 112a, 112c, the 112e that learn structure 114 left sides than polarisation last.Similarly, at this moment, all photosensory assemblies 112 can transmit respectively in a secondary signal to the judging unit 120.Judging unit 120 can convert these secondary signals into second value, and second value is the position (or tilt condition) of the sensing apparatus 100 shown in the representative graph 2B.By comparing first numerical value and second value, the sensing apparatus 100 of present embodiment just can induce relative variation on sensing apparatus 100 positions.Meaning promptly, by detect the variation that variation that extraneous light L distributes can detect sensing apparatus 100 angles of inclination on photosensory assembly 112.
Please with reference to Fig. 1, the sensing apparatus 100 of present embodiment also comprises shell 130, and sensing cell 110 is disposed on the shell 130.For example, the shell 130 of present embodiment is a cube housing, and the sensing apparatus 100 of present embodiment comprises three sensing cells 110.The shell 130 of present embodiment has a plurality of being connected to each other and not coplanar each other outside surface 130a, 130b, 130c, and its outer surface 130a, 130b, 130c are parallel with xy, yz, xz surface respectively.It is last that three sensing cells 110 of this enforcement are disposed at outside surface 130a, 130b, 130c respectively.Each sensing cell 110 Fig. 2 A all capable of using, Fig. 2 B and the corresponding variation of describing the sensing apparatus 100 of described principle induction present embodiment in each plane inclination angle thereof, and then make the more perfect function of sensing apparatus 100 of present embodiment.
In sum, the variation that on sensing component, distributes of the extraneous light beam of the sensing apparatus utilization of the utility model through optical texture can be responded to the variation of sensing apparatus position.In addition, sensing apparatus simple structure of the utility model and micro electronmechanical processing procedure capable of using are made, and then make the precision of sensing apparatus of the utility model good and cost of manufacture is low.
Though the utility model discloses as above with embodiment, so it is not in order to limiting the utility model, any under common staff in the technical field, when can doing a little change and retouching, and do not break away from the spirit and the scope of the utility model.
Claims (8)
1. a sensing apparatus is suitable for receiving an extraneous light beam, it is characterized in that this sensing apparatus comprises:
At least one sensing cell, this sensing cell comprises:
A plurality of photosensory assemblies; And
At least one optical texture is positioned at the top of these a plurality of photosensory assemblies; And
One judging unit electrically connects with these a plurality of photosensory assemblies.
2. sensing apparatus according to claim 1 is characterized in that, this optical texture comprises: the laminated or lens of a film.
3. sensing apparatus according to claim 1 is characterized in that this optical texture comprises an opening.
4. sensing apparatus according to claim 1 is characterized in that, this optical texture also comprises: colloid covers this opening.
5. sensing apparatus according to claim 1 is characterized in that this sensing cell also comprises the semiconductor substrate, and these a plurality of sensing components are disposed on this semiconductor substrate.
6. sensing apparatus according to claim 5 is characterized in that this semiconductor substrate comprises silicon substrate.
7. sensing apparatus according to claim 1 is characterized in that, also comprises a shell, and this sensing cell is disposed on this shell.
8. sensing apparatus according to claim 1; It is characterized in that; This shell has a plurality of being connected to each other and not coplanar each other outside surface, and at least one sensing cell is the sensing cell more than two, and each sensing cell is disposed at this respectively on one of them of individual outside surface.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW100214147 | 2011-08-01 | ||
TW100214147U TWM422667U (en) | 2011-08-01 | 2011-08-01 | Sensing apparatus |
Publications (1)
Publication Number | Publication Date |
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CN202275374U true CN202275374U (en) | 2012-06-13 |
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CN2011203478303U Expired - Fee Related CN202275374U (en) | 2011-08-01 | 2011-09-16 | Sensing device |
Country Status (2)
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CN (1) | CN202275374U (en) |
TW (1) | TWM422667U (en) |
Families Citing this family (1)
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TWI653435B (en) | 2015-12-09 | 2019-03-11 | 原相科技股份有限公司 | Optical sensing module with multi-directional optical sensing function |
-
2011
- 2011-08-01 TW TW100214147U patent/TWM422667U/en not_active IP Right Cessation
- 2011-09-16 CN CN2011203478303U patent/CN202275374U/en not_active Expired - Fee Related
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TWM422667U (en) | 2012-02-11 |
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