CN101726345A - Flexible weighing scale and manufacturing method thereof - Google Patents
Flexible weighing scale and manufacturing method thereof Download PDFInfo
- Publication number
- CN101726345A CN101726345A CN200810168357A CN200810168357A CN101726345A CN 101726345 A CN101726345 A CN 101726345A CN 200810168357 A CN200810168357 A CN 200810168357A CN 200810168357 A CN200810168357 A CN 200810168357A CN 101726345 A CN101726345 A CN 101726345A
- Authority
- CN
- China
- Prior art keywords
- flexible
- weighing scale
- circuit board
- scale according
- conductive polymer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses flexible weighing scale and manufacturing method thereof. In the manufacturing method, a flexible material is coated on the surface of a lower-layer flexible circuit board which is provided with a plurality of lower electrodes electrically connected with a sensing circuit, part of the flexible material is removed to form a plurality of holes on the flexible material, conductive high polymer material is then filled into the holes, and the flexible material and the conductive high polymer material form a sensing layer; at least one upper-layer flexible circuit board covers on the upper surface of the sensing layer, and is provided with a plurality of upper electrodes that are electrically connected with the sensing circuit; and the conductive high polymer material is electrically connected with the upper electrodes, the lower electrodes and the sensing circuit to form the flexible weighing scale. When the flexible weighing scale suffers weight stress to cause path contraction between the upper electrodes and the lower electrodes, a weight value can be displayed through the conversion of signals. The invention is simple in structure processing, large in sensing area, can manufacture large-scale arrays, and is beneficial to furling and carrying without occupying much space.
Description
Technical field
The present invention relates to a kind of flexible weighing scale and manufacture method thereof, relate in particular to a kind of structure processing procedure simple, can make large-scale array, sensing region big, help furling the bendable weighing scale that carries and do not take up space.
Background technology
Soft pressure microsensor array has many application in fields such as Precision Machining, health care and intelligent robots.In addition for example, the people such as Engel in champagne branch school, University of Illinois adopt the Polyimide-based made to go out soft artificial skin, and the intelligent skin (Smart skin) of the metal forming strainometer (Metal strain gauge) of spreading small array (10x10) to form, but this type of microsensor array that uses micro electronmechanical technology to make is subject to base material area and material, and it is high to make large-scale array and cost.
According to the above as can be known, because production method is limit, make the application of miniature soft pressure microsensor of prior art still be confined to the small size sensing, as above-mentioned knowbot simulated skin, therefore, how to break through miniature soft pressure microsensor production method, its range of application is enlarged, be the problem of current urgent need solution.
Summary of the invention
Technical matters to be solved by this invention is to propose a kind of flexible weighing scale and manufacture method thereof, and this flexible weighing scale is made of the pliability material, and its structural manufacturing process is simple, can make large-scale array, sensing region is big, help furling and carry and do not take up space.
For achieving the above object, the present invention proposes a kind of flexible weighing scale, comprises: a sensing circuit; At least one upper strata flexible circuit board, this upper strata flexible circuit board has most top electrodes, and this majority top electrode and this sensing circuit electrically connect; One lower floor's flexible circuit board, this lower floor's flexible circuit board are arranged at this flexible circuit board below, upper strata, and this lower floor's flexible circuit board has most bottom electrodes, and this majority bottom electrode and this sensing circuit electrically connect; One sensed layer, this sensed layer is arranged between this upper strata flexible circuit board and this lower floor's flexible circuit board, this sensed layer is made of conductive polymer material and pliability material, this conductive polymer material contacts with this top electrode and bottom electrode to constitute and electrically conducts, and this conductive polymer material and the electric connection of this sensing circuit; When being subjected to gravity compressing, this flexible weighing scale causes the upper/lower electrode path contraction and the variation that has a resistance, and can be by this sensing circuit with the resistance variations conversion of signals numerical quantity of attaching most importance to.
And for achieving the above object, the present invention proposes a kind of manufacture method of flexible weighing scale, and in lower floor's flexible circuit board surface coated pliability material, this lower floor's flexible circuit board has most bottom electrodes and a sensing circuit electrically connects; Part pliability material is removed, made this pliability material have most holes, filled conductive macromolecular material in this hole constitutes a sensed layer by this pliability material and conductive polymer material again; Cover at least one upper strata flexible circuit board in this sensed layer upper surface, this upper strata flexible circuit board has most top electrodes and sensing circuit electrically connects; This conductive polymer material and top electrode, bottom electrode and sensing circuit electrically connect, and constitute a flexible weighing scale; When this flexible weighing scale is subjected to gravity compressing to cause the upper/lower electrode path contraction and the variation that has a resistance can be shown as weight numerical value by conversion of signals.
Effect of the present invention: compared to the conventional bulk restatement, flexible weighing scale provided by the present invention is made of the pliability material, its structural manufacturing process is simple, can make large-scale array, sensing region is big, help furling and carry and do not take up space, not only can simplify the method for making of miniature soft pressure microsensor, more can enlarge its consumer applications scope, no longer be confined to specialty and give birth to medical courses in general skill field.
Further understand and approval for your juror is had for structure purpose of the present invention and effect, now conjunction with figs. describe in detail as after.
Description of drawings
Figure 1A to Fig. 1 E makes schematic flow sheet for flexible weighing scale of the present invention;
Fig. 2 is an embodiment surface structure synoptic diagram of flexible weighing scale of the present invention;
Structural representation when Fig. 3 furls for flexible weighing scale of the present invention;
Fig. 4 is another embodiment surface structure synoptic diagram of flexible weighing scale of the present invention;
Fig. 5 is the another embodiment surface structure of a flexible weighing scale of the present invention synoptic diagram.
Wherein, Reference numeral:
100,100A, 100B-flexible weighing scale
10,10A, 10B-lower floor flexible circuit board
11,11A, 11B-bottom electrode
20-pliability material
The 21-hole
30,30A, 30B-conductive polymer material
40,40A, 40B-sensed layer
50,50A, 50B-upper strata flexible circuit board
51,51A, 51B-top electrode
52A-symmetry pin type
60,60A, 60B-display device
61,61A, 61B-supporting seat
The 200-human foot
Embodiment
Describe the present invention for reaching employed technological means of purpose and effect hereinafter with reference to the accompanying drawing of enclosing, and the cited embodiment of the following drawings only is an aid illustration, in order to your juror understand, but the technological means of this case is not limited to cited diagram.
See also the making schematic flow sheet of flexible weighing scale of the present invention shown in Figure 1A to Fig. 1 E, shown in Figure 1A, at first in lower floor's flexible circuit board 10 surface coated pliability materials 20, this pliability material 20 is silica gel, rubber, resin or dimethyl silicone polymer (polydimethyl siloxane, PDMS), this lower floor's flexible circuit board 10 has most bottom electrodes 11 and sensing circuit (not shown) electric connection; For another example shown in Figure 1B, part pliability material 20 is removed, make this pliability material 20 have the hole 21 that majority runs through this pliability material 20, the size and the position of this hole 21 there is no certain limitation, can make this bottom electrode 11 be exposed to hole 21 gets final product, as shown in this embodiment, this hole 21 is the bottom electrode 11 corresponding to this lower floor's flexible circuit board 10, and this bottom electrode 11 is revealed in this hole 21; For another example shown in Fig. 1 C, filled conductive macromolecular material 30 in the hole 21 of this pliability material 20, this conductive polymer material 30 can be in contact with one another to form and electrically connect with this bottom electrode 11, this conductive polymer material 30 is by 3%～7% carbon nano-fiber, the composition of proportions of 28%～33% copper nanoparticle and 64%～65% resilient material, and this carbon nano-fiber adds that the toatl proportion of copper nanoparticle is a principle to be no more than 35～36%, cooperate 64～65% resilient material to constitute this conductive polymer material 30 again, this resilient material is a silica gel, rubber, resin or dimethyl silicone polymer (polydimethyl siloxane, PDMS); Shown in Fig. 1 D, the conductive polymer material 30 that these pliability material 20 upper surfaces are unnecessary is removed, and makes this sensed layer 40 have a smooth upper surface, constitutes a sensed layer 40 by this pliability material 20 with this conductive polymer material 30 for another example; For another example shown in Fig. 1 E, cover a upper strata flexible circuit board 50 in these sensed layer 40 upper surfaces, this upper strata flexible circuit board 50 has most top electrodes 51, this majority top electrode 51 is to electrically connect with the above-mentioned sensing circuit that is connected this bottom electrode 11, the size and the position of this top electrode 51 there is no certain limitation, can contact with this conductive polymer material 30 and get final product, in present embodiment, this top electrode 51 is to should bottom electrode 11 positions, make this conductive polymer material 30 be arranged between the corresponding top electrode 51 and bottom electrode 11, and be in contact with one another to form and electrically connect, and this conductive polymer material 30 can constitute electric connection simultaneously with the sensing circuit that is connected this top electrode 51 and bottom electrode 11, constitutes the flex section of a flexible weighing scale 100 whereby.
See also an embodiment surface structure synoptic diagram of flexible weighing scale of the present invention 100 shown in Figure 2, it has a upper strata flexible circuit board 50, one for being arranged at lower floor's flexible circuit board 10 of these upper strata flexible circuit board 50 belows, between this upper strata flexible circuit board 50 and this lower floor's flexible circuit board 10, be provided with a sensed layer 40, this upper strata flexible circuit board 50, the material of lower floor's flexible circuit board 10 and sensed layer 40 and combination thereof, can consult the making flow process of above-mentioned Figure 1A to Fig. 1 E, this top electrode 51, the upper-lower position of conductive polymer material 30 and bottom electrode 11 is corresponding mutually, and be electrically connected at a sensing circuit, this sensing circuit is the resistance variations signal in order to 11 of this top electrode 51 of sensing and bottom electrodes, and with the conversion of signals numerical quantity of attaching most importance to, as shown in Figure 2, this sensing circuit is connected in a display device 60, this display device 60 is the weight numerical value in order to show that this sensing circuit is converted, mode about the resistance signal conversion, for reaching by program and circuit design, belong to skill that those skilled in the art are familiar with, do not repeat them here.
Please consult Fig. 1 E and Fig. 2 simultaneously, when human foot 200 tramples on this upper strata flexible circuit board 50, because of action of gravity makes the path contraction of this top electrode 51 and bottom electrode 11, and clamping in the conducting polymer composite 30 of 11 of this top electrode 51 and bottom electrodes because weight compressing and the variation that has a resistance, after the sensing circuit reception and changing this resistance variations signal, this human weight numerical value can be shown in this display device 60, resistance as for the set conducting polymer composite 30 in the position of not trampled then can not produce any variation, in other words, can be with corresponding top electrode 51 about each group, conductive polymer material 30 and bottom electrode 11 are considered as a sensing component, these flexible weighing scale 100 arrays have most sensing components, can conclude the resistance variations summation of the sensing component of being trampled, draw human body weight via conversion of signals again.
In addition, in embodiment illustrated in fig. 2, this display device 60 is for being arranged on the rigid support seat 61, this supporting seat 61 can be used as the central shaft of this flexible weighing scale 100 when furling, and as shown in Figure 3, but mandatory declaration is, this display device 60 and supporting seat 61 also can be designed to soft materials, be not limited to accompanying drawing embodiment aspect, maybe this display device 60 can be separated setting with this flexible weighing scale 100, electrically connect mutually with wireless transmission method again.
See also another embodiment surface structure synoptic diagram of flexible weighing scale of the present invention shown in Figure 4, this flexible weighing scale 100A has a upper strata flexible circuit board 50A, one sensed layer 40A, the one flexible circuit board 10A of lower floor, display device 60A and supporting seat 61A, the characteristics of present embodiment are, this top electrode 51A, conductive polymer material 30A and bottom electrode 11A present two symmetrical pin type 52A for distributing, because the area that human body is trampled is limited, therefore by present embodiment sensing element being set in certain limit gets final product, so can reduce manufacturing cost, the size of this symmetry pin type 52A can be complied with required design, makes to be applicable to different step sizes.
Based on Fig. 4, can derive further embodiment of this invention shown in Figure 5, this flexible weighing scale 100B has two upper strata flexible circuit board 50B, one sensed layer 40B, the one flexible circuit board 10B of lower floor, display device 60B and supporting seat 61B, the characteristics of present embodiment are to be provided with two upper strata flexible circuit board 50B, and this two upper strata flexible circuit board 50B is for presenting two symmetrical pin types, and conductive polymer material 30B is distributed among the sensed layer 40B that this two upper strata flexible circuit board 50B covered, in like manner, the upper strata flexible circuit board 50B and the flexible circuit board 10B of lower floor that are provided with corresponding to this conductive polymer material 30B are respectively equipped with top electrode 51B and bottom electrode 11B, present embodiment is except can reducing cost, also can reduce thickness again, mandatory declaration be, Fig. 2 no matter, Fig. 4 or embodiment illustrated in fig. 5, the thickness of flexible weighing scale provided by the present invention as thin as a wafer, can reach the scope of 0.5mm, accompanying drawing is for painstakingly increasing thickness for ease of explanation.
In sum, compared to the conventional bulk restatement, flexible weighing scale provided by the present invention is made of the pliability material, its structural manufacturing process is simple, can make large-scale array, sensing region is big, help furling and carry and do not take up space, not only can simplify the method for making of miniature soft pressure microsensor, more can enlarge its consumer applications scope, no longer be confined to specialty and give birth to medical courses in general skill field.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (24)
1. a flexible weighing scale is characterized in that, comprises:
One sensing circuit;
At least one upper strata flexible circuit board, this upper strata flexible circuit board has most top electrodes, and this majority top electrode and this sensing circuit electrically connect;
One lower floor's flexible circuit board, this lower floor's flexible circuit board are arranged at this flexible circuit board below, upper strata, and this lower floor's flexible circuit board has most bottom electrodes, and this majority bottom electrode and this sensing circuit electrically connect;
One sensed layer, this sensed layer is arranged between this upper strata flexible circuit board and this lower floor's flexible circuit board, this sensed layer is made of conductive polymer material and pliability material, this conductive polymer material contacts with this top electrode and bottom electrode to constitute and electrically conducts, and this conductive polymer material and the electric connection of this sensing circuit;
When being subjected to gravity compressing, this flexible weighing scale causes the upper/lower electrode path contraction and the variation that has a resistance, and can be by this sensing circuit with the resistance variations conversion of signals numerical quantity of attaching most importance to.
2. flexible weighing scale according to claim 1 is characterized in that this conductive polymer material is for to be mixed by carbon nano-fiber, copper nanoparticle and resilient material.
3. flexible weighing scale according to claim 2 is characterized in that, it is this conductive polymer material of composition of proportions with 3%～7% carbon nano-fiber, 28%～33% copper nanoparticle and 64%～65% resilient material.
4. flexible weighing scale according to claim 2 is characterized in that, this carbon nano-fiber adds that the toatl proportion of copper nanoparticle is about 35～36%, cooperates 64～65% resilient material to constitute this conductive polymer material again.
5. flexible weighing scale according to claim 2 is characterized in that, this resilient material is silica gel, rubber, resin or dimethyl silicone polymer.
6. flexible weighing scale according to claim 1 is characterized in that, this pliability material is silica gel, rubber, resin or dimethyl silicone polymer.
7. flexible weighing scale according to claim 1 is characterized in that, this top electrode position is corresponding mutually with this bottom electrode position.
8. flexible weighing scale according to claim 7 is characterized in that, the conductive polymer material of this sensed layer is to be arranged between the corresponding top electrode and bottom electrode.
9. flexible weighing scale according to claim 1 is characterized in that, this conductive polymer material presents two symmetrical pin types for distributing.
10. flexible weighing scale according to claim 1 is characterized in that, it is for being provided with two upper strata flexible circuit boards, and this two upper stratas flexible circuit board presents two symmetrical pin types.
11. flexible weighing scale according to claim 9 is characterized in that, this conductive polymer material is distributed in the sensed layer that this two upper stratas flexible circuit board covered.
12. flexible weighing scale according to claim 1 is characterized in that, this sensing circuit is connected in a display device, this display device in order to show this sensing circuit converted weight numerical value.
13. the manufacture method of a flexible weighing scale is characterized in that, comprises:
In lower floor's flexible circuit board surface coated pliability material, this lower floor's flexible circuit board has most bottom electrodes and a sensing circuit electrically connects;
Part pliability material is removed, made this pliability material have the hole that majority runs through this pliability material;
Filled conductive macromolecular material in the hole of this pliability material constitutes a sensed layer by this pliability material and conductive polymer material;
Cover at least one upper strata flexible circuit board in this sensed layer upper surface, this upper strata flexible circuit board has most top electrodes, this majority powers on and very electrically connects with this sensing circuit, this conductive polymer material contacts with this top electrode and bottom electrode to constitute and electrically conducts, and this conductive polymer material and the electric connection of this sensing circuit.
14. the manufacture method of flexible weighing scale according to claim 13 is characterized in that, the hole of this pliability material is the bottom electrode corresponding to this lower floor's flexible circuit board.
15. the manufacture method of flexible weighing scale according to claim 13 is characterized in that, this conductive polymer material is for to be mixed by carbon nano-fiber, copper nanoparticle and resilient material.
16. the manufacture method of flexible weighing scale according to claim 15 is characterized in that, with this conductive polymer material of composition of proportions of 3%～7% carbon nano-fiber, 28%～33% copper nanoparticle and 64%～65% resilient material.
17. the manufacture method of flexible weighing scale according to claim 15 is characterized in that, this carbon nano-fiber adds that the toatl proportion of copper nanoparticle is about 35～36%, cooperates 64～65% resilient material to constitute this conductive polymer material again.
18. the manufacture method of flexible weighing scale according to claim 15 is characterized in that, this resilient material is silica gel, rubber, resin or dimethyl silicone polymer.
19. the manufacture method of flexible weighing scale according to claim 13 is characterized in that, this pliability material is silica gel, rubber, resin or dimethyl silicone polymer.
20. the manufacture method of flexible weighing scale according to claim 13 is characterized in that, this top electrode position is corresponding mutually with this bottom electrode position.
21. the manufacture method of flexible weighing scale according to claim 20 is characterized in that, the conductive polymer material of this sensed layer is to be arranged between the corresponding top electrode and bottom electrode.
22. the manufacture method of flexible weighing scale according to claim 13 is characterized in that, this conductive polymer material presents two symmetrical pin types for distributing.
23. the manufacture method of flexible weighing scale according to claim 13 is characterized in that, is provided with two upper strata flexible circuit boards, this two upper stratas flexible circuit board presents two symmetrical pin types.
24. the manufacture method of flexible weighing scale according to claim 23 is characterized in that, this conductive polymer material is distributed in the sensed layer that this two upper stratas flexible circuit board covered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810168357A CN101726345A (en) | 2008-10-28 | 2008-10-28 | Flexible weighing scale and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810168357A CN101726345A (en) | 2008-10-28 | 2008-10-28 | Flexible weighing scale and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101726345A true CN101726345A (en) | 2010-06-09 |
Family
ID=42447571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810168357A Pending CN101726345A (en) | 2008-10-28 | 2008-10-28 | Flexible weighing scale and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101726345A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110139076A1 (en) * | 2009-12-10 | 2011-06-16 | Industrial Technology Research Institute | Intelligent pet-feeding device |
| CN101852639B (en) * | 2010-02-24 | 2012-03-28 | 宇龙计算机通信科技(深圳)有限公司 | Method and system for weighing weight of object at mobile terminal and mobile terminal |
| CN109357734A (en) * | 2018-10-22 | 2019-02-19 | 济源市超光传感器系统工程有限公司 | A kind of width scale high sensitivity weighing sensing device |
| CN109357735A (en) * | 2018-10-22 | 2019-02-19 | 济源市超光传感器系统工程有限公司 | A kind of sensing device suitable for multi-specification weighing |
| CN109357733A (en) * | 2018-10-22 | 2019-02-19 | 济源市超光传感器系统工程有限公司 | A kind of weighing sensing device of adaptive cargo size |
-
2008
- 2008-10-28 CN CN200810168357A patent/CN101726345A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110139076A1 (en) * | 2009-12-10 | 2011-06-16 | Industrial Technology Research Institute | Intelligent pet-feeding device |
| US8925485B2 (en) * | 2009-12-10 | 2015-01-06 | Industrial Technology Research Institute | Intelligent pet-feeding device |
| CN101852639B (en) * | 2010-02-24 | 2012-03-28 | 宇龙计算机通信科技(深圳)有限公司 | Method and system for weighing weight of object at mobile terminal and mobile terminal |
| CN109357734A (en) * | 2018-10-22 | 2019-02-19 | 济源市超光传感器系统工程有限公司 | A kind of width scale high sensitivity weighing sensing device |
| CN109357735A (en) * | 2018-10-22 | 2019-02-19 | 济源市超光传感器系统工程有限公司 | A kind of sensing device suitable for multi-specification weighing |
| CN109357733A (en) * | 2018-10-22 | 2019-02-19 | 济源市超光传感器系统工程有限公司 | A kind of weighing sensing device of adaptive cargo size |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Won et al. | Multimodal sensing with a three-dimensional piezoresistive structure | |
| Kim et al. | Wearable, ultrawide-range, and bending-insensitive pressure sensor based on carbon nanotube network-coated porous elastomer sponges for human interface and healthcare devices | |
| Oh et al. | Pressure insensitive strain sensor with facile solution-based process for tactile sensing applications | |
| Tewari et al. | Highly exfoliated MWNT–rGO ink-wrapped polyurethane foam for piezoresistive pressure sensor applications | |
| Guan et al. | Flexible piezoresistive sensors with wide-range pressure measurements based on a graded nest-like architecture | |
| Yang et al. | Development of a highly sensitive, broad-range hierarchically structured reduced graphene oxide/polyhipe foam for pressure sensing | |
| Song et al. | Breathable and skin-mountable strain sensor with tunable stretchability, sensitivity, and linearity via surface strain delocalization for versatile skin activities’ recognition | |
| Zhu et al. | Hierarchically structured vertical gold nanowire array-based wearable pressure sensors for wireless health monitoring | |
| Liu et al. | Harnessing the wide-range strain sensitivity of bilayered PEDOT: PSS films for wearable health monitoring | |
| Liu et al. | Advanced flexible skin-like pressure and strain sensors for human health monitoring | |
| Herbert et al. | Printed, soft, nanostructured strain sensors for monitoring of structural health and human physiology | |
| Huang et al. | Ultraminiaturized stretchable strain sensors based on single silicon nanowires for imperceptible electronic skins | |
| Wang et al. | Biocompatible and biodegradable functional polysaccharides for flexible humidity sensors | |
| CN101726345A (en) | Flexible weighing scale and manufacturing method thereof | |
| Huttunen et al. | Roll-to-roll screen-printed silver conductors on a polydimethyl siloxane substrate for stretchable electronics | |
| CN108024589B (en) | Insole for insertion into an article of footwear and system for monitoring foot pressure | |
| Chen et al. | Flexible and transparent electronic skin sensor with sensing capabilities for pressure, temperature, and humidity | |
| CN205175585U (en) | A flexible electron skin for measuring contact force | |
| Beccatelli et al. | All-polymeric pressure sensors based on PEDOT: PSS-modified polyurethane foam | |
| Chang et al. | Wearable piezoresistive sensors with ultrawide pressure range and circuit compatibility based on conductive-island-bridging nanonetworks | |
| Tan et al. | A soft wearable and fully-textile piezoresistive sensor for plantar pressure capturing | |
| Tsouti et al. | Modeling and development of a flexible carbon black-based capacitive strain sensor | |
| CN110446912A (en) | Touch sensor and the touch sensor unit for constituting the touch sensor | |
| Nguyen et al. | Advances in materials for soft stretchable conductors and their behavior under mechanical deformation | |
| Chen et al. | Outstanding synergy of sensitivity and linear range enabled by multigradient architectures |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Open date: 20100609 |