CN212569726U - Three-dimensional touch module - Google Patents
Three-dimensional touch module Download PDFInfo
- Publication number
- CN212569726U CN212569726U CN202020423518.7U CN202020423518U CN212569726U CN 212569726 U CN212569726 U CN 212569726U CN 202020423518 U CN202020423518 U CN 202020423518U CN 212569726 U CN212569726 U CN 212569726U
- Authority
- CN
- China
- Prior art keywords
- layer
- dimensional
- assembly
- electrode layer
- dimensional touch
- 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.)
- Active
Links
Images
Abstract
The utility model provides a three-dimensional touch module, which comprises a control module and a three-dimensional touch assembly electrically connected with the control module; the three-dimensional touch assembly includes: a cover plate; the two-dimensional input assembly is arranged below the cover plate; the pressure sensing assembly is arranged below the cover plate; an emitter electrode layer disposed between the two-dimensional input assembly and the pressure sensing assembly. Through setting up two-dimensional input assembly and pressure sensing assembly in three-dimensional touch-control module for three-dimensional touch-control module is when using, accessible two-dimensional input assembly, pressure sensing assembly output first output signal, second output signal respectively, with effectively reducing the interference between the signal, and first output signal and second output signal are through different electrode layer output, can effectively reduce the degree of difficulty of drawing of signal, reduce the requirement to the control module configuration.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to touch-control input technical field, in particular to three-dimensional touch module.
[ background of the invention ]
With the development of touch technology, display devices with touch functions are already well applied to industrial electronics and consumer electronics, and for detecting touch points, whether on a capacitive screen or a resistive screen, two-dimensional coordinates of the touch points on the display device are determined by different principles, so as to establish a two-dimensional coordinate system (X, Y) on the surface of the display device, and the detection of the touch points is equivalent to determining the positions of the touch points in the X-axis direction and the Y-axis direction, that is, determining the two-dimensional coordinates of the touch points.
In order to further enrich the display device with the touch function, a pressure sensor is additionally arranged on part of the existing display device to form a three-dimensional input system; for example, when the touch points at different positions are matched with different pressure values, corresponding functions can be set, i.e., the design can be enriched from the 3D angle defined by the touch point (X, Y) and the pressure value (Z), so as to form the display device comprising the three-dimensional touch module.
However, the interference of electrical signals in the three-dimensional touch module is very serious, so that the measurement accuracy of the touch position and the pressing pressure value is reduced, and therefore, how to extract the touch signal and the pressure value signal at the same time is a great test for the control module, the signal separation method adopted in the prior art needs to filter the pressure signal and the touch capacitance signal generated by each pressing before amplifier processing and wafer sensing (see fig. 1 and 2), and this method has the following disadvantages:
1. the signals are output by the same electrode layer, so that the extracted touch signals and the pressure signals are mixed, and the difficulty in extracting the pressure signals is increased.
2. The signals output by the same electrode layer have complex processing technology, higher requirement on a control module and serious interference problem among the signals.
Therefore, how to provide a three-dimensional touch assembly and a detection method for detecting a touch point signal and a pressure value signal with low cost and without interference becomes a problem to be solved urgently.
[ Utility model ] content
For overcoming the problem that exists among the prior art, the utility model provides a three-dimensional touch module.
The utility model provides a three-dimensional touch module, which comprises a control module and a three-dimensional touch assembly electrically connected with the control module; the three-dimensional touch assembly includes: a cover plate; the two-dimensional input assembly is arranged below the cover plate; the pressure sensing assembly is arranged below the cover plate; an emitter electrode layer disposed between the two-dimensional input assembly and the pressure sensing assembly.
Preferably, the three-dimensional touch assembly further includes a first adhesive layer disposed below the cover plate.
Preferably, the two-dimensional input assembly comprises a receiving electrode layer and a second adhesion layer which are arranged in an overlapping mode; the pressure sensing assembly comprises a third adhesion layer, a pressure layer and a conducting layer which are arranged in a superposition mode.
Preferably, the control module is electrically connected to the receiving electrode layer and the conductive layer, respectively.
Preferably, the conductive layer is a nano silver conductive layer, a metal mesh or an indium tin oxide semiconductor transparent conductive film.
Preferably, the material used for the emitting electrode layer and the receiving electrode layer is indium tin oxide.
Preferably, the thickness of the transmitting electrode layer and the receiving electrode layer is 35um-180 um.
Preferably, the two-dimensional input assembly shares the emitter electrode layer with the pressure sensing assembly.
Preferably, the two-dimensional input assembly comprises a receiving electrode layer, a first bearing layer and a second adhesion layer which are arranged in an overlapping mode; the pressure sensing assembly comprises a second bearing layer, a third adhesion layer, a pressure layer, a conductive layer and a third bearing layer which are arranged in an overlapping mode.
Preferably, the two-dimensional input assembly is a capacitive input assembly, a resistive input assembly, or an ultrasonic input assembly.
Compared with the prior art, the utility model discloses a three-dimensional touch module has following advantage:
1. through setting up two-dimensional input assembly and pressure sensing assembly in three-dimensional touch-control module for three-dimensional touch-control module is when using, accessible two-dimensional input assembly, pressure sensing assembly output first output signal, second output signal respectively, with effectively reducing the interference between the signal, and first output signal and second output signal are through different electrode layer output, can effectively reduce the degree of difficulty of drawing of signal, reduce the requirement to the control module configuration.
2. The control module is respectively electrically connected with the receiving electrode layer and the conducting layer, so that the control module can respectively and directly receive and analyze the first output signal and the second output signal to obtain a touch position corresponding to the first output signal and a pressure value corresponding to the second output signal, the configuration requirement on the control module is effectively reduced, and the production and use cost of the three-dimensional touch module is effectively reduced.
3. The two-dimensional input assembly and the pressure sensing assembly share the same transmitting electrode layer, so that different input signals are configured through the transmitting electrode layer, and the first output signal and the second output signal are generated in a time sequence or a simultaneous sequence.
[ description of the drawings ]
FIG. 1 is a schematic diagram of signal detection of a three-dimensional input module in the prior art.
FIG. 2 is a schematic diagram of a signal processing flow of a three-dimensional input module in the prior art.
Fig. 3 is a schematic diagram illustrating a signal detection result of a three-dimensional input module in the prior art.
Fig. 4 is a schematic block diagram of a three-dimensional touch module according to a first embodiment of the present invention.
Fig. 5 is a schematic diagram of a three-dimensional touch assembly of a three-dimensional touch module according to a first embodiment of the present invention.
Fig. 6 is a schematic flow chart illustrating the output signal detected by the control module of the three-dimensional touch module according to the first embodiment of the present invention in the same timing sequence.
Fig. 7 is a schematic flow chart illustrating a timing sequence detection output signal of a control module of a three-dimensional touch module according to a first embodiment of the present invention.
Fig. 8 is a schematic diagram of a layered structure of a first variant of a three-dimensional touch assembly of a three-dimensional touch module according to a first embodiment of the present invention.
Fig. 9 is a schematic diagram of a layered structure of a second variant implementation of a three-dimensional touch assembly of a three-dimensional touch module according to a first embodiment of the present invention.
Fig. 10 is a flowchart illustrating a detection method of a three-dimensional touch module according to a second embodiment of the present invention.
Fig. 11 is a schematic flow chart illustrating the output signal of the control module of the three-dimensional touch module according to the second embodiment of the present invention in time-sharing sequence detection.
Fig. 12 is a schematic diagram of a signal detection result of a three-dimensional touch module according to a second embodiment of the present invention.
The attached drawings indicate the following:
10. a three-dimensional touch module; 11. a control module; 12. a three-dimensional touch assembly; 121. a cover plate; 122. a two-dimensional input assembly; 123. a pressure sensing assembly; 124. an emission electrode layer; 131. a first adhesive layer; 132. a second adhesive layer; 133. a third adhesive layer; 141. a first carrier layer; 142. a second carrier layer; 143. a third bearing layer; 1221. a receiving electrode layer; 1231. a pressure layer; 1232. and a conductive layer.
[ detailed description ] embodiments
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Referring to fig. 4 in combination with fig. 5, a three-dimensional touch module 10 according to a first embodiment of the present invention includes a control module 11 and a three-dimensional touch assembly 12, wherein the control module 11 is electrically connected to the three-dimensional touch assembly 12 to transmit a signal output by the three-dimensional touch assembly 12 to the control module 11.
The three-dimensional touch assembly 12 includes a cover plate 121, a first adhesive layer 131, a two-dimensional input assembly 122, a transmitting electrode layer 124, and a pressure sensing assembly 123 stacked in sequence. The two-dimensional input assembly 122 includes a receiving electrode layer 1221 and a second adhesive layer 132, which are stacked; the pressure sensing assembly 123 includes a third adhesive layer 133, a pressure layer 1231, and a conductive layer 1232 stacked together.
Specifically, the two-dimensional input assembly 122 is configured to generate and output a first output signal, the pressure sensing assembly 123 is configured to generate and output a second output signal, and the emitter electrode layer 124 is configured to receive an input signal.
The control module 11 is electrically connected to the two-dimensional input assembly 122 and the pressure sensing assembly 123, respectively, and is configured to receive a first output signal output by the two-dimensional input assembly 122 and a second output signal output by the pressure sensing assembly 123, and further, the control module 11 may determine a touch position through the received first output signal and determine a pressure value through the second output signal.
The cover plate 121 may be regarded as a touch cover plate on the conventional three-dimensional touch assembly 12, and the cover plate 121 includes a touch operation surface for performing touch operation with a finger or a stylus, and a component mounting surface for mounting a touch electrode assembly or a display module. The cover plate 121 may be made of glass, PEEK (polyetheretherketone), PI (Polyimide), PET (polyethylene terephthalate), PC (polycarbonate), PES (polyethylene succinate), PMMA (polymethyl methacrylate), or a composite of any two of these materials.
The first Adhesive layer 131, the second Adhesive layer 132, and the third Adhesive layer 133 may be Optical Clear Adhesive (OCA) or Liquid Optical Clear Adhesive (LOCA).
As an embodiment, the emitter electrode layer 124 may be common to both the two-dimensional input assembly 122 and the pressure sensing assembly 123.
Referring to fig. 4 in combination with fig. 5, in the embodiment, the two-dimensional input assembly 122 is electrically connected to the control module 11 through the receiving electrode layer 1221, so that the control module 11 can receive the first output signal output by the receiving electrode layer 1221.
The pressure sensing assembly 123 is electrically connected to the control module 11 through the conductive layer 1232 such that the control module 11 can receive a second output signal output by the conductive layer 1232.
Specifically, the first output signal output by the receiving electrode layer 1221 may be a capacitance sensing signal, a resistance signal, or an ultrasonic signal, and in the preferred embodiment, the first output signal is a capacitance sensing signal; the second output signal output by the conductive layer 1232 is a piezoelectric signal, which is generated by the pressure layer 1231 deforming under stress, and is further transmitted to the conductive layer 1232 and output by the conductive layer 1232.
In this embodiment, the material used for the emitting electrode layer 124 and the receiving electrode layer 1221 is Indium Tin Oxide (ITO) because it has good conductivity and transparency, so that the display effect of the three-dimensional touch assembly 12 can be affected as little as possible while the functional requirements are met by using the material as the emitting electrode layer 124 and the receiving electrode layer 1221.
In one embodiment, the thickness of the transmitting electrode layer 124 and the receiving electrode layer 1221 is 35um to 180 um; further, the thickness of the transmitting electrode layer 124 and the receiving electrode layer 1221 can also be 50um-150 um; specifically, the thickness of the transmitting electrode layer 124 and the receiving electrode layer 1221 can be 50um, 60um, or 75um, etc., and in the preferred embodiment, the thickness of the transmitting electrode layer 124 and the receiving electrode layer 1221 is 50 um.
The pressure layer 1231 may be made of lithium gallate, lithium germanate, piezoelectric ceramic, polyvinylidene fluoride, ink, or the like; in the preferred embodiment, the pressure layer 1231 is made of Polyvinylidene Fluoride (PVDF), and the PVDF film is made into the pressure layer 1231 by using the principle that deformation of the PVDF film can generate piezoelectric induction, so that when the pressure layer 1231 is deformed due to pressure, a piezoelectric signal can be generated.
The conductive layer 1232 may be a nano-silver conductive layer, a metal mesh, or an indium tin oxide semiconductor transparent conductive film (ITO thin film), and in this embodiment, the conductive layer 1232 is the nano-silver conductive layer 1232. In the preferred embodiment of the present invention, the pressure layer 1231 is made of polyvinylidene fluoride with better transmittance, and cooperates with the nano-silver conductive layer 1232, so that the pressure sensing assembly 123 has better transmittance, and the influence on the display effect of the three-dimensional touch assembly 12 can be effectively reduced.
Referring to fig. 4 and fig. 5, the following can be referred to for the process of performing touch position detection and pressure detection by using the three-dimensional touch module 10 of the present invention: when a finger or a stylus operates on the cover plate 121, the transmitting electrode layer 124 receives an input signal, and then the receiving electrode layer 1221 of the two-dimensional input assembly 122 generates a first output signal based on a specific operation signal and outputs the first output signal to the control module 11; the pressure layer 1231 of the pressure sensing assembly 123 deforms due to pressure, so as to generate a second output signal, and the second output signal is output to the control module 11 through the conductive layer 1232; the control module 11 is electrically connected with the two-dimensional input assembly 122 and the pressure sensing assembly 123 to obtain a first output signal output by the two-dimensional input assembly 122 and a second output signal output by the pressure sensing assembly 123; then, the control module 11 processes the obtained first output signal and the second output signal to obtain a touch position corresponding to the first output signal and a pressure value corresponding to the second output signal.
It is to be understood that, in the above process, the output of the first output signal and the output of the second output signal may be performed in a simultaneous sequence or in a time-sharing sequence.
Specifically, referring to fig. 6, when the first output signal and the second output signal are output in a simultaneous sequence, the specific implementation is that the transmitting electrode layer 124 receives an input signal, the receiving electrode layer 1221 generates a capacitance sensing signal based on a specific operation signal and outputs the capacitance sensing signal to the control module 11 to complete the detection of the touch position, and meanwhile, the piezoelectric signal generated by the conductive layer 1232 is transmitted to the control module 11 to complete the detection of the pressure value.
Referring to fig. 7, when the first output signal and the second output signal are output in a time-division sequence, in a first time-division sequence, the transmitting electrode layer 124 receives an input signal, and the receiving electrode layer 1221 generates a capacitance sensing signal based on a specific operation signal and outputs the capacitance sensing signal to the control module 11 to complete the detection of the touch position; in the second time sequence, the transmitting electrode layer 124 and the receiving electrode layer 1221 are grounded, the pressure layer 1231 deforms due to pressure, a piezoelectric signal is generated, and the piezoelectric signal is transmitted to the control module 11 through the conductive layer 1232, so as to complete the detection of the pressure value.
In one embodiment, when the first output signal and the second output signal are output in a time-division sequence, there is no time interval between the first timing sequence and the second timing sequence, that is, after the steps in the first timing sequence are completed, the steps in the second timing sequence are immediately started.
In another embodiment, when the first output signal and the second output signal are output in a time-sharing manner, a time interval is set between the first time sequence and the second time sequence, that is, after the steps in the first time sequence are completed, a preset time is set to the interval, and then the steps in the second time sequence are started; the interval time may be 0.05S, 0.1S, or 0.3S, and is not particularly limited.
Referring to fig. 8, as a variant, the pressure sensing assembly 123 may be disposed between the cover plate 121 and the two-dimensional input assembly 122. That is, the three-dimensional touch assembly 12 includes a cover plate 121, a first adhesive layer 131, a pressure sensing assembly 123, a transmitting electrode layer 124, and a two-dimensional input assembly 122, which are sequentially stacked. The pressure sensing assembly 123 includes a conductive layer 1232, a pressure layer 1231, and a second adhesive layer 132; the two-dimensional input assembly 122 includes a third adhesive layer 133 and a receiving electrode layer 1221 disposed in a stacked manner.
Referring to fig. 9, as another modified embodiment, the three-dimensional touch assembly 12 includes a cover plate 121, a first adhesive layer 131, a two-dimensional input assembly 122, a transmitting electrode layer 124, and a pressure sensing assembly 123, which are sequentially stacked. Wherein the two-dimensional input assembly 122 comprises a receiving electrode layer 1221, a first carrier layer 141 and a second adhesive layer 132 which are stacked; the pressure sensing assembly 123 includes a second carrier layer 142, a third adhesive layer 133, a pressure layer 1231, a conductive layer 1232, and a third carrier layer 143 stacked on each other.
The first carrier layer 141, the second carrier layer 142, and the third carrier layer 143 may be made of a flexible substrate, or may be made of a rigid substrate, such as glass, tempered glass, sapphire glass, PI (polyimide), PC (polycarbonate), Polyethersulfone (PES), Polymethylmethacrylate (PMMA), acrylic, polyacrylonitrile-butadiene-styrene (ABS), Polyamide (PA), polybenzimidazole Polybutylene (PB), polybutylene terephthalate (PBT), Polyester (PE), Polyetheretherketone (PEEK), Polyetherimide (PEI), polyetherimide, Polyethylene (PE), polyethylene terephthalate (PET), Polystyrene (PS), Polytetrafluoroethylene (PTFE), Polyurethane (PU) or Polyvinylchloride (PVC) L-polylactic acid (PLLA), in this embodiment, the material of the bearing layer is polyethylene terephthalate (PET).
As another modification, when the material used for the pressure layer 1231 is Polyvinylidene Fluoride (PVDF), and the conductive layer 1232 is a nano silver conductive layer, the third supporting layer 143 may be omitted.
Referring to fig. 10, a detection method of a three-dimensional touch module according to a second embodiment of the present invention is applied to the three-dimensional touch module 10 provided in the first embodiment, where the three-dimensional touch module 10 includes a control module 11, a two-dimensional input assembly 122, a transmitting electrode layer 124, and a pressure sensing assembly 123, and includes the following steps:
step S1, providing an input signal to the transmitting electrode 124 layer;
step S2, the two-dimensional input assembly 122 outputs a first output signal and transmits the first output signal to the control module 11; the pressure sensing assembly 123 outputs a second output signal and transmits the second output signal to the control module 11;
step S3, the control module 11 determines a touch position according to the first output signal; the control module 11 confirms the pressure value according to the second output signal.
Specifically, in the step S2, the first output signal and the second output signal are independent of each other.
In this embodiment, the first output signal corresponds to a capacitive sensing signal at a touch position, and the detection method includes capacitive detection; the second output signal corresponds to the piezoelectric signal of the pressure value, and the detection method includes piezoelectric detection.
In one embodiment, the two-dimensional input assembly 122 and the pressure sensing assembly 123 share the emitter electrode layer 124.
When the first output signal and the second output signal are output in the same sequence, step S3 includes the following steps:
in step Sa, the control module 11 receives the capacitance sensing signal output by the two-dimensional input assembly 122 to complete the detection of the touch position; meanwhile, the control module 11 receives the piezoelectric signal generated by the pressure sensing assembly 123 to complete the detection of the pressure value.
Referring to fig. 11, when the first output signal and the second output signal are outputted in a time-sharing sequence, step S3 includes the following steps:
step Si, the control module 11 receives the capacitance sensing signal output by the two-dimensional input assembly 122 to confirm the touch position;
step Sj, grounding the two-dimensional input assembly 122 and the emission electrode layer 124; and
in step Sk, the control module 11 receives the piezoelectric signal output by the pressure sensing assembly 123 to confirm the pressure value.
Specifically, in the present embodiment, the two-dimensional input assembly 122 further includes a receiving electrode layer 1221; the pressure sensing assembly 123 further includes a pressure layer 1231 and a conductive layer 1232, which are stacked, wherein the pressure layer 1231 is used to generate a piezoelectric signal and transmit the piezoelectric signal to the conductive layer 1232, and the piezoelectric signal is output from the conductive layer 1232.
In the present embodiment, the two-dimensional input assembly 122 is a capacitive input assembly. As a variant, the two-dimensional input assembly 122 may also be a resistive input assembly or an ultrasonic input assembly.
To further illustrate the beneficial effects of the three-dimensional touch module 10 provided by the present invention with respect to the prior art, the following test results can be referred to. Please refer to fig. 12 and fig. 3, the abscissa of the graph is the pressure value, and the ordinate is the voltage difference. Referring to fig. 12, in the three-dimensional touch module 10 according to the first embodiment of the present invention and the detection method of the three-dimensional touch module 10 according to the second embodiment of the present invention, along with the increase of the pressure applied by the finger or the stylus on the cover plate, the change of the piezoelectric signal detected by the control module 11 is larger, and when the pressure value reaches 40g, the voltage difference is correspondingly 0.13V; in comparison with fig. 3, for the prior art, as the pressure applied by the finger or the stylus on the cover plate increases, the change of the piezoelectric signal detected by the control module 11 is relatively small, and at the pressure value of 40g, the change value of the voltage difference is only 0.042V.
Referring to fig. 12, in the present invention, when the pressure value is between 0g and 60g, the voltage difference changes significantly as the pressure value changes continuously, and the voltage difference changes more than 0.01V when the pressure value increases by 10 g; comparing with fig. 3, in the prior art, when the pressure value is between 0g and 60g, the voltage difference changes less than 0.01V for every 10g increase of the pressure value.
Can derive by above-mentioned two sets of data, for prior art, the utility model discloses three-dimensional touch module 10 that it provided is more sensitive to the detection of pressure value, and relative more accuracy.
Compared with the prior art, the utility model discloses a three-dimensional touch module has following advantage:
1. through setting up two-dimensional input assembly and pressure sensing assembly in three-dimensional touch-control module for three-dimensional touch-control module is when using, accessible two-dimensional input assembly, pressure sensing assembly output first output signal, second output signal respectively, with effectively reducing the interference between the signal, and first output signal and second output signal are through different electrode layer output, can effectively reduce the degree of difficulty of drawing of signal, reduce the requirement to the control module configuration.
2. The control module is respectively electrically connected with the receiving electrode layer and the conducting layer, so that the control module can respectively and directly receive and analyze the first output signal and the second output signal to obtain a touch position corresponding to the first output signal and a pressure value corresponding to the second output signal, the configuration requirement on the control module is effectively reduced, and the production and use cost of the three-dimensional touch module is effectively reduced.
3. The two-dimensional input assembly and the pressure sensing assembly share the same transmitting electrode layer, so that different input signals are configured through the transmitting electrode layer, and the first output signal and the second output signal are generated in a time sequence or a simultaneous sequence.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, and improvements made within the principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. A three-dimensional touch module is characterized in that: the touch control device comprises a control module and a three-dimensional touch control assembly electrically connected with the control module;
the three-dimensional touch assembly includes:
a cover plate;
the two-dimensional input assembly is arranged below the cover plate;
the pressure sensing assembly is arranged below the cover plate;
an emitter electrode layer disposed between the two-dimensional input assembly and the pressure sensing assembly.
2. The three-dimensional touch module of claim 1, wherein: the three-dimensional touch assembly further comprises a first adhesion layer, and the first adhesion layer is arranged below the cover plate.
3. The three-dimensional touch module of claim 1, wherein: the two-dimensional input assembly comprises a receiving electrode layer and a second adhesion layer which are arranged in an overlapping mode;
the pressure sensing assembly comprises a third adhesion layer, a pressure layer and a conducting layer which are arranged in a superposition mode.
4. The three-dimensional touch module of claim 3, wherein: the control module is electrically connected with the receiving electrode layer and the conducting layer respectively.
5. The three-dimensional touch module of claim 3, wherein: the conducting layer is a nano silver conducting layer, a metal grid or an indium tin oxide semiconductor transparent conducting film.
6. The three-dimensional touch module of claim 3, wherein: the material used by the emission electrode layer and the receiving electrode layer is indium tin oxide.
7. The three-dimensional touch module of claim 3, wherein: the thickness of the transmitting electrode layer and the receiving electrode layer is 35um-180 um.
8. The three-dimensional touch module of claim 1, wherein: the two-dimensional input assembly shares the emitter electrode layer with the pressure sensing assembly.
9. The three-dimensional touch module of claim 1, wherein: the two-dimensional input assembly comprises a receiving electrode layer, a first bearing layer and a second adhesion layer which are arranged in an overlapping mode;
the pressure sensing assembly comprises a second bearing layer, a third adhesion layer, a pressure layer, a conductive layer and a third bearing layer which are arranged in an overlapping mode.
10. The three-dimensional touch module according to any one of claims 1-9, wherein: the two-dimensional input is a capacitive input assembly, a resistive input assembly, or an ultrasonic input assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020423518.7U CN212569726U (en) | 2020-03-27 | 2020-03-27 | Three-dimensional touch module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020423518.7U CN212569726U (en) | 2020-03-27 | 2020-03-27 | Three-dimensional touch module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212569726U true CN212569726U (en) | 2021-02-19 |
Family
ID=74616167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020423518.7U Active CN212569726U (en) | 2020-03-27 | 2020-03-27 | Three-dimensional touch module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212569726U (en) |
-
2020
- 2020-03-27 CN CN202020423518.7U patent/CN212569726U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102044083B1 (en) | Touch detection device and detection method, and touch device | |
| US9870109B2 (en) | Device and method for localized force and proximity sensing | |
| US9959444B2 (en) | Fingerprint sensor under thin face-sheet with aperture layer | |
| CN105378609B (en) | Contact panel with pressing detecting function | |
| US10025411B2 (en) | Touch screen and pressure touch detection method thereof | |
| CN102138120B (en) | Sensor device and information processing device | |
| CN107710116B (en) | Display-integrated input unit | |
| TWI603243B (en) | Touch screen assembly with pressure detection and driving method thereof | |
| WO2014133930A1 (en) | Device and method for localized force sensing | |
| CN106557246B (en) | Three-dimensional input module | |
| US20160183382A1 (en) | Capacitive image sensor with selectable function electrodes | |
| US10664087B2 (en) | In-cell touch type display device | |
| US9547030B2 (en) | Method of recognizing touch | |
| CN105807988A (en) | Touch display substrate, touch display screen and fabrication method for touch display substrate | |
| CN205353969U (en) | Touch -control assembly with pressure is listened | |
| JP7402787B2 (en) | 3D touch module and its detection method | |
| KR101659476B1 (en) | 3 dimension touch screen panel | |
| CN212569726U (en) | Three-dimensional touch module | |
| CN205068358U (en) | Three -dimensional input module | |
| WO2017190399A1 (en) | Pressure sensing module, terminal, and image display method and apparatus | |
| CN107239173B (en) | Touch device, touch display device and driving method thereof | |
| KR101655427B1 (en) | 3 dimension touch screen panel | |
| US20180348954A1 (en) | Capacitive sensing using a phase-shifted mixing signal | |
| CN106557211B (en) | Three-dimensional touch assembly | |
| KR101655429B1 (en) | 3 dimension touch screen panel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |