CN109029510A - A kind of contact sensor with Multifunctional layered, button and automobile using the contact sensor - Google Patents
A kind of contact sensor with Multifunctional layered, button and automobile using the contact sensor Download PDFInfo
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- CN109029510A CN109029510A CN201810426392.6A CN201810426392A CN109029510A CN 109029510 A CN109029510 A CN 109029510A CN 201810426392 A CN201810426392 A CN 201810426392A CN 109029510 A CN109029510 A CN 109029510A
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- 239000000758 substrate Substances 0.000 claims abstract description 50
- 239000002184 metal Substances 0.000 claims abstract description 20
- 239000003990 capacitor Substances 0.000 claims description 9
- 238000005086 pumping Methods 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 6
- 239000010410 layer Substances 0.000 description 22
- 230000006835 compression Effects 0.000 description 7
- 238000007906 compression Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 238000013473 artificial intelligence Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/24—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/14—Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators
- G01L1/142—Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators using capacitors
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Abstract
The present invention relates to a kind of contact sensors with Multifunctional layered, using the button and automobile of the contact sensor, sensor includes flexible parent metal, flexible parent metal includes substrate body and the leading part that is connected with the both ends of substrate body, the front of flexible parent metal is equipped with Multifunctional layered, the back side of flexible parent metal is equipped with pressure detecting pole plate, it include wide pole plate plane capacitance and narrow pole plate plane capacitance on Multifunctional layered, pressure detecting pole plate includes top crown and bottom crown, the projection of both top crown and bottom crown in substrate body is overlapped, and elastic insulating layer is equipped between top crown and bottom crown, flexible parent metal be equipped with route respectively with wide pole plate plane capacitance, narrow pole plate plane capacitance and the electrical connection of pressure detecting pole plate, sensor of the invention is easy to process, high production efficiency.
Description
Technical field
The present invention relates to sensor technical field, in particular to a kind of contact sensor with Multifunctional layered, using this
The button and automobile of contact sensor, the technical field suitable for artificial intelligence.
Background technique
Traditional capacitive touch sensor can detect manpower touch using single layer structure but can not detect manpower and approaches and examine
Measuring pressure.
The compression film electrode of conventional differential formula capacitance sensor is located between two fixed electrodes, constitutes two capacitors
Device.The capacity of a capacitor increases and another then corresponding reduction under the effect of the pressure, and measurement result is by differential circuit
Output.Its fixation electrode be on the glass surface of concave curved metal cladding and be made.Protection of the diaphragm by concave surface when overload
And it will not rupture.Differential capacitance type pressure sensor is better than the high sensitivity of single-capacitor type, the linearity, but processes more difficult (special
It is not to be difficult to ensure symmetry).
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of contact sensor with Multifunctional layered,
Using the button and automobile of the contact sensor, the sensor is easy to process, high production efficiency.
A kind of contact sensor with Multifunctional layered provided by the invention, it is characterised in that: flexible including flexible parent metal
Substrate includes substrate body and the leading part that is connected with the both ends of substrate body, and the front of flexible parent metal is equipped with Multifunctional layered,
The back side of flexible parent metal is equipped with pressure detecting pole plate, includes wide pole plate plane capacitance and narrow pole plate plane capacitance on Multifunctional layered,
Pressure detecting pole plate includes top crown and bottom crown, and the projection of both top crown and bottom crown in substrate body is overlapped, and on
Elastic insulating layer is equipped between pole plate and bottom crown,
Flexible parent metal be equipped with route respectively with wide pole plate plane capacitance, narrow pole plate plane capacitance and pressure detecting pole plate
Electrical connection.
Wherein, the substrate body is foldable formed substrate body.
Wherein, the shape of the foldable formed substrate body includes bar shaped doubling, quadrangle infolding, four side doublings or circle
Doubling.
Wherein, the substrate body includes two layers, and top crown and bottom crown are distributed in the back side of two layers of substrate body respectively.
Wherein, the route includes analog switch and processor, when processor judges close manpower or touch sensor,
Pressure detecting pole plate is grounded by control analog switch, and when processor judges that manpower pushes touch sensor, control analog switch will
Wide pole plate plane capacitance and narrow pole plate plane capacitance ground connection.
Wherein, there are two the pressure detecting pole plate is set.
Wherein, the wide pole plate plane capacitance is C1, and narrow pole plate plane capacitance is C2, and pressure detecting pole plate is C3 respectively
And C4, sensor standby mode,
A pole plate C2-1 of a pole plate C1-1 of wide pole plate plane capacitance C1 and narrow pole plate plane capacitance C2 lead to respectively
The pumping signal end that analog switch K3 and K5 connect processor is crossed,
Another pole plate C2-1 of another pole plate C1-2 of wide pole plate plane capacitance C1 and narrow pole plate plane capacitance C2 points
The capacity commutator CDC of processor is not met by analog switch K4 and K6,
A pole plate C4-1 of a pole plate C3-1 and pressure detecting pole plate C4 of pressure detecting pole plate C3 connect processing respectively
Another pole plate of another pole plate C3-2 and pressure detecting pole plate C4 of the capacity commutator CDC of device, pressure detecting pole plate C3
C4-2 passes through analog switch K1 respectively and connects with K2 with the pumping signal end of processor.
Wherein, analog switch K1, K2, K3, K4, K5 and K6 is single-pole double-throw switch (SPDT).
Wherein, when wide pole plate plane capacitance and/or narrow pole plate plane capacitance sense manpower, analog switch K1 and K2 are connect
Ground, when pressure detecting pole plate senses the pressure of manpower, analog switch K3, K4, K5 and K6 are grounded.
The narrow pole plate plane capacitance is located between two pole plates of wide pole plate plane capacitance, the width of wide pole plate plane capacitance
Degree is twice of narrow pole plate plane capacitance.
Wherein, the area of the wide pole plate plane capacitance is greater than the area of pressure detecting pole plate.
Wherein, the narrow pole plate plane capacitance is located between two pole plates of wide pole plate plane capacitance.
Wherein, the Multifunctional layered in the foldable formed substrate body is because being divided into surface and bottom surface after the main folding of substrate,
The surface of Multifunctional layered is equipped with elastic insulating layer, and the bottom surface of Multifunctional layered is equipped with glue-line.
The present invention also provides a kind of buttons, it is characterised in that: including a kind of connecing with Multifunctional layered as described above
Touch sensor.
The present invention also provides a kind of automobiles, which is characterized in that including above-mentioned button.
Implementation of the invention includes following technical effect:
A kind of contact sensor with Multifunctional layered of the invention, by the line arrangement including analog switch and processor
In flexible parent metal, the front of flexible parent metal is equipped with Multifunctional layered, and the back side of flexible parent metal is equipped with pressure detecting pole plate, Multifunctional layered
Upper includes wide pole plate plane capacitance and narrow pole plate plane capacitance, and pressure detecting pole plate includes top crown and bottom crown, top crown and
Projection of both bottom crowns in substrate body is overlapped, so that top crown and bottom crown form pressure detecting pole plate, then upper
It is equipped with elastic insulating layer between pole plate and bottom crown to insulate between the two, that is to say sensor of the invention, it is only necessary to complete
The production of sensor is just completed in the intermediate fixed elastic insulating layer of flexible parent metal at the production of flexible parent metal, it is of the invention
Sensor is easy to process, high production efficiency.
Sensor of the invention line is convenient, and accurate printing may be implemented, and has both the tri-state induction of close, contact and pressing
Function.
Above sensor application is in button, so that button has the function of to incude close manpower, contact and pressing.
Above button is applied to automobile, and the button of automobile may make to use more comfortably and conveniently.
When manpower proximity sensor, wide pole plate plane capacitance is first it is detected that manpower, when manpower moves closer to, wide pole plate
Plane capacitance value is gradually reduced, and narrow pole plate plane capacitance detection range is not influenced closely by manpower, and capacitance is basically unchanged, thus
Proximity sensor is fed back to processor；After manpower, which touches sensor surface, enters narrow pole plate plane capacitance search coverage,
Wide pole plate plane capacitance and narrow pole plate plane capacitance are influenced to work as people to be fed back to touch sensor to processor simultaneously by manpower
When hand compression sensor, the distance between two pole plates of pressure detecting plates capacitance become smaller, and are fed back to compression sensor.
Detailed description of the invention
Fig. 1 is the front elevation of the FPC substrate of embodiment 1.
Fig. 2 is the back view of the FPC substrate of embodiment 1.
Fig. 3 is the front elevation after the FPC base material folded of embodiment 1.
Fig. 4 is the back view after the FPC base material folded of embodiment 1.
Front elevation after Fig. 5 leading part that has been the FPC substrate secondary folding of embodiment 1.
Fig. 6 is the sensor and the close schematic diagram of manpower of embodiment 1.
Fig. 7 is the schematic diagram that the sensor of embodiment 1 is pressed by manpower.
Fig. 8 is the line map of embodiment 1.
Fig. 9 is the schematic diagram of one of substrate body layer of embodiment 2.
Figure 10 is the schematic diagram of another substrate body layer of embodiment 2.
Fig. 1 includes: into Figure 10
Substrate body 11, leading part 12；
Another pole of pressure detecting pole plate C1, a pole plate C1-1 of pressure detecting pole plate C1, pressure detecting pole plate C1
Another pole plate of plate C1-2, pressure detecting pole plate C2, a pole plate C2-1 of pressure detecting pole plate C2, pressure detecting pole plate C2
Another pole plate of C2-2, narrow pole plate plane capacitance C3, a pole plate C3-1 of narrow pole plate plane capacitance, narrow pole plate plane capacitance
Another pole plate of C3-2, wide pole plate plane capacitance C4, a pole plate C4-1 of wide pole plate plane capacitance, wide pole plate plane capacitance
C4-2；
Distance between polar plate h1 when distance h, pressure detecting pole plate under normality between pressure detecting pole plate are pressed.
Specific embodiment
The present invention is described in detail below in conjunction with embodiment and attached drawing, it should be pointed out that described reality
It applies example and is intended merely to facilitate the understanding of the present invention, and do not play any restriction effect to it.
Embodiment 1.
A kind of contact sensor with Multifunctional layered of the present embodiment, as shown in Figures 1 to 5, including FPC substrate, FPC
Substrate includes foldable formed substrate body 11 and the leading part 12 that is connected with the both ends of substrate body 11, and FPC substrate is just
Face is equipped with Multifunctional layered, and the back side of FPC substrate is equipped with pressure detecting pole plate, includes wide pole plate plane capacitance on Multifunctional layered and narrow
Pole plate plane capacitance, pressure detecting pole plate include top crown and bottom crown, and both top crown and bottom crown are in foldable formed base
Projection in material main body 11 is overlapped, and elastic insulating layer is equipped between top crown and bottom crown,
FPC substrate be equipped with route respectively with wide pole plate plane capacitance, narrow pole plate plane capacitance and pressure detecting pole plate
Electrical connection.
A kind of contact sensor with Multifunctional layered of the present embodiment will include analog switch and processor, the line of CPU
Road is arranged in FPC substrate, and the front of FPC substrate is equipped with Multifunctional layered, and the back side of FPC substrate is equipped with pressure detecting pole plate, more function
It include wide pole plate plane capacitance on ergosphere and narrow pole plate plane capacitance, pressure detecting pole plate include top crown and bottom crown, upper pole
The projection of both plate and bottom crown in substrate body 11 is overlapped, after FPC base material folded, so that top crown and bottom crown are formed
Then pressure detecting pole plate is equipped with elastic insulating layer between top crown and bottom crown and to insulate between the two.Of the invention
Sensor, it is only necessary to complete the production of FPC substrate, then by after FPC base material folded, in the fixed elastic insulating layer in centre, just complete
The production of sensor, sensor of the invention is easy to process, high production efficiency.
As shown in figure 8, the route includes analog switch and processor, processor judges that manpower is close or touch sensing
When device, pressure detecting pole plate is grounded by control analog switch, and when processor judges that manpower pushes touch sensor, control simulation is opened
It closes and is grounded wide pole plate plane capacitance and narrow pole plate plane capacitance.
Wherein, there are two the pressure detecting pole plate is set, manpower compression sensor can be more accurately sensed.
Wherein, the narrow pole plate plane capacitance is located between two pole plates of wide pole plate plane capacitance, since wide pole plate is flat
The plate dimensions and pole plate spacing difference of face capacitor and narrow pole plate plane capacitance cause detection range different, therefore, can pass through width
Pole plate plane capacitance and narrow pole plate plane capacitance judge that manpower is close or touches sensor.Wide pole plate plane capacitance
Width can be 1.1-10 times of the width of narrow pole plate plane capacitance.
Specifically, the width of wide pole plate plane capacitance is that twice of narrow pole plate plane capacitance can reach optimal effect.
Specifically, the area of the width pole plate plane capacitance is greater than the area of pressure detecting pole plate, i.e., wide pole plate plane electricity
Pressure detecting pole plate can be completely covered in appearance, play in the work of pressure pole plate, wide pole plate plane capacitance can play shielding external interference
Effect.
Wherein, the Multifunctional layered in the foldable formed substrate body 11 is because being divided into surface and bottom after the main folding of substrate
Face, the surface of Multifunctional layered are equipped with elastic insulating layer, and the bottom surface of Multifunctional layered is equipped with glue-line.
As shown in figure 8, the width pole plate plane capacitance is C1, narrow pole plate plane capacitance is C2, pressure detecting pole plate difference
It is C3 and C4, sensor standby mode,
A pole plate C2-1 of a pole plate C1-1 of wide pole plate plane capacitance C1 and narrow pole plate plane capacitance C2 lead to respectively
The pumping signal end that analog switch K3 and K5 connect processor is crossed,
Another pole plate C2-1 of another pole plate C1-2 of wide pole plate plane capacitance C1 and narrow pole plate plane capacitance C2 points
The capacity commutator CDC of processor is not met by analog switch K4 and K6,
A pole plate C4-1 of a pole plate C3-1 and pressure detecting pole plate C4 of pressure detecting pole plate C3 connect processing respectively
Another pole plate of another pole plate C3-2 and pressure detecting pole plate C4 of the capacity commutator CDC of device, pressure detecting pole plate C3
C4-2 passes through analog switch K1 respectively and connects with K2 with the pumping signal end of processor.
Wherein, analog switch K1, K2, K3, K4, K5 and K6 is single-pole double-throw switch (SPDT).
Wherein, when wide pole plate plane capacitance C4 and/or narrow pole plate plane capacitance C3 sense manpower, analog switch K1 and K2
It is grounded, when pressure detecting pole plate C1 and/or C2 sense the pressure of manpower, analog switch K3, K4, K5 and K6 are grounded.
As shown in fig. 6, when manpower proximity sensor, wide pole plate plane capacitance C4 first it is detected that manpower, when manpower by
It gradually approaches, the value of wide pole plate plane capacitance C4 is gradually reduced, and the detection range of narrow pole plate plane capacitance C3 is not closely by manpower shadow
It rings, capacitance is basically unchanged, to be fed back to manpower proximity sensor to processor；Enter when manpower touches sensor surface
After the search coverage of narrow pole plate plane capacitance C3, wide pole plate plane capacitance C4 and narrow pole plate plane capacitance C3 are influenced by manpower simultaneously
To be fed back to manpower touch sensor to processor, analog switch K1 and K2 is grounded to avoid to wide pole plate plane electricity at this time
Hold C3 and narrow pole plate plane capacitance C4 and causes crosstalk.
Analog switch K3, K4, K5 and K6 are grounded after detecting manpower touch sensor, and analog switch K1 and K2 connect respectively
The pumping signal of processor, pressure detecting plates capacitance C1 and/or pressure detecting plates capacitance C2 start to measure manpower pressure.Mould
Quasi- switch K3, K4, K5 and K6, which are grounded, can form shielded layer, and external factor is avoided to examine pressure detecting plates capacitance C1 or pressure
The measurement result for surveying plates capacitance C2 has an impact.
As shown in fig. 7, when manpower compression sensor, between two pole plates of pressure detecting plates capacitance C1 and/or C2
Distance become smaller, be fed back to manpower compression sensor.
Wherein, the shape of the foldable formed substrate body 11 includes bar shaped doubling, quadrangle infolding, four side doublings or circle
Shape doubling.The substrate body 11 as shown in Fig. 1 to 5 is bar shaped doubling, simple easily to realize.Certainly, quadrangle infolding, four can also be passed through
The modes such as side doubling or round doubling are realized.
The sensor line of the present embodiment is convenient, and accurate printing may be implemented, and has both the tri-state sense of close contact and pressing
Answer function.
The present embodiment additionally provides a kind of button, including a kind of contact with Multifunctional layered as described in any one of the above embodiments
Sensor, so that button has the function of incuding close manpower, contact and compression sensor.
The present invention also provides a kind of automobile, including above-mentioned button so that the button of automobile use it is more comfortable
Conveniently.
Embodiment 2.
The other structures and embodiment 1 of the present embodiment are identical, the difference is that: the substrate body includes two layers, on
Pole plate and bottom crown are distributed in the back side of two layers of substrate body, i.e. substrate body not instead of folding forming respectively, with two bases
Material body layer is laminated to be formed.
It is illustrated in figure 9 one of substrate body layer, front is equipped with one section of C1-1-1 of wide pole plate plane capacitance C1
With one section of C1-2-1 of wide pole plate plane capacitance C1, be additionally provided with narrow pole plate plane capacitance C2 one section of C2-1-1 and narrow pole plate plane
One section of C2-1-1 of capacitor C2, one of a pole plate C3-1 and pressure plates capacitance C4 of the back side equipped with pressure plates capacitance C3
Pole plate C4-1.
It is as shown in Figure 10 another substrate body layer, front is equipped with another section of C1-1-2 of wide pole plate plane capacitance C1
With another section of C1-2-2 of wide pole plate plane capacitance C1, be additionally provided with narrow pole plate plane capacitance C2 another section of C2-1-2 and narrow pole plate
Another section of C2-1-2 of plane capacitance C2, the back side are equipped with another pole plate C3-2 and pressure plates capacitance of pressure plates capacitance C3
Another pole plate C4-2 of C4.
When two substrate bodies of Fig. 9 and Figure 10 stack layer by layer, elastic insulating layer is equipped between two layers, so that pressure
Plates capacitance C3-1 and C3-2 constitute pressure plates capacitance C3, and similarly, pressure plates capacitance C4-1 and C4-2 constitute pressure pole plate
Capacitor C4.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than the present invention is protected
The limitation of range is protected, although explaining in detail referring to preferred embodiment to the present invention, those skilled in the art are answered
Work as understanding, it can be with modification or equivalent replacement of the technical solution of the present invention are made, without departing from the reality of technical solution of the present invention
Matter and range.
Claims (10)
1. a kind of contact sensor with Multifunctional layered, it is characterised in that: including flexible parent metal, flexible parent metal includes substrate master
The front of body and the leading part being connected with the both ends of substrate body, flexible parent metal is equipped with Multifunctional layered, the back side of flexible parent metal
It include wide pole plate plane capacitance and narrow pole plate plane capacitance, pressure detecting pole plate packet on Multifunctional layered equipped with pressure detecting pole plate
Include top crown and bottom crown, the projection of both top crown and bottom crown in substrate body is overlapped, and top crown and bottom crown it
Between be equipped with elastic insulating layer,
Flexible parent metal is equipped with route, electric with wide pole plate plane capacitance, narrow pole plate plane capacitance and pressure detecting pole plate respectively
Connection.
2. a kind of contact sensor with Multifunctional layered according to claim 1, it is characterised in that: the substrate body
For foldable formed substrate body.
3. a kind of contact sensor with Multifunctional layered according to claim 1, it is characterised in that: the substrate body
Including two layers, top crown and bottom crown are distributed in the back side of two layers of substrate body respectively.
4. a kind of contact sensor with Multifunctional layered according to claim 1, it is characterised in that: the route includes
Analog switch and processor when processor judges close manpower or touch sensor, control analog switch for pressure detecting pole
Plate earthing；When processor judges that manpower pushes touch sensor, control analog switch puts down wide pole plate plane capacitance and narrow pole plate
Face capacity earth.
5. a kind of contact sensor with Multifunctional layered according to claim 4, it is characterised in that: the width pole plate is flat
Face capacitor is C1, and narrow pole plate plane capacitance is C2, and pressure detecting pole plate is C3 and C4, sensor standby mode, wide pole plate respectively
A pole plate C2-1 of a pole plate C1-1 of plane capacitance C1 and narrow pole plate plane capacitance C2 pass through respectively analog switch K3 and
K5 connects the pumping signal end of processor, and another pole plate C1-2 of wide pole plate plane capacitance C1 and narrow pole plate plane capacitance C2's is another
One pole plate C2-1 passes through the capacity commutator CDC that analog switch K4 and K6 connect processor respectively, and the one of pressure detecting pole plate C3
A pole plate C4-1 of a pole plate C3-1 and pressure detecting pole plate C4 connects the capacity commutator CDC of processor, pressure detecting respectively
Another pole plate C4-2 of another pole plate C3-2 and pressure detecting pole plate C4 of pole plate C3 pass through analog switch K1 and K2 respectively
It is connected with the pumping signal end of processor.
6. a kind of contact sensor with Multifunctional layered according to claim 5, it is characterised in that: wide pole plate plane electricity
When appearance and/or narrow pole plate plane capacitance sense manpower, analog switch K1 and K2 are grounded, and pressure detecting pole plate senses manpower
Pressure when, analog switch K3, K4, K5 and K6 are grounded.
7. a kind of contact sensor with Multifunctional layered according to claim 1, it is characterised in that: the narrow pole plate is flat
Face capacitor is located between two pole plates of wide pole plate plane capacitance, and the width of wide pole plate plane capacitance is narrow pole plate plane capacitance
Twice.
8. a kind of contact sensor with Multifunctional layered according to claim 1, it is characterised in that: the width pole plate is flat
The area of face capacitor is greater than the area of pressure detecting pole plate.
9. a kind of button, it is characterised in that: including a kind of connecing with Multifunctional layered such as of any of claims 1-8
Touch sensor.
10. a kind of automobile, which is characterized in that including the button described in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810426392.6A CN109029510A (en) | 2018-05-07 | 2018-05-07 | A kind of contact sensor with Multifunctional layered, button and automobile using the contact sensor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810426392.6A CN109029510A (en) | 2018-05-07 | 2018-05-07 | A kind of contact sensor with Multifunctional layered, button and automobile using the contact sensor |
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| CN109029510A true CN109029510A (en) | 2018-12-18 |
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| CN201810426392.6A Pending CN109029510A (en) | 2018-05-07 | 2018-05-07 | A kind of contact sensor with Multifunctional layered, button and automobile using the contact sensor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111435101A (en) * | 2019-01-15 | 2020-07-21 | 原相科技股份有限公司 | Pressure detection device and manufacturing method thereof |
| CN111780896A (en) * | 2020-05-15 | 2020-10-16 | 北京他山科技有限公司 | Geographic skin |
| CN113655289A (en) * | 2021-08-19 | 2021-11-16 | 北京他山科技有限公司 | Analog signal router for cross-chip transmission of analog signals |
| CN113777408A (en) * | 2021-08-19 | 2021-12-10 | 北京他山科技有限公司 | Distributed capacitive sensor system |
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| CN106708345A (en) * | 2017-01-09 | 2017-05-24 | 维沃移动通信有限公司 | Touch control device and terminal thereof |
| CN208579774U (en) * | 2018-05-07 | 2019-03-05 | 北京他山科技有限公司 | A kind of contact sensor with Multifunctional layered, button and automobile using the contact sensor |
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| CN111435101A (en) * | 2019-01-15 | 2020-07-21 | 原相科技股份有限公司 | Pressure detection device and manufacturing method thereof |
| CN111780896A (en) * | 2020-05-15 | 2020-10-16 | 北京他山科技有限公司 | Geographic skin |
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