CN105446569A - Mobile terminal and capacitance pressure sensing device thereof - Google Patents
Mobile terminal and capacitance pressure sensing device thereof Download PDFInfo
- Publication number
- CN105446569A CN105446569A CN201511029996.XA CN201511029996A CN105446569A CN 105446569 A CN105446569 A CN 105446569A CN 201511029996 A CN201511029996 A CN 201511029996A CN 105446569 A CN105446569 A CN 105446569A
- Authority
- CN
- China
- Prior art keywords
- induction installation
- mobile terminal
- pressure transducer
- display module
- capacitive pressure
- 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
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Telephone Function (AREA)
Abstract
The invention discloses a mobile terminal and a capacitance pressure sensing device thereof. The mobile terminal comprises a display module and a middle frame; a groove is formed at the bottom of the middle frame; the display module is arranged in the groove; the capacitance pressure sensing device comprises a pressure sensor; the pressure sensor is arranged above the groove; and a gap is reserved between the pressure sensor and the display module. According to the invention, by arranging the pressure sensor at the end of the display module of the mobile terminal and utilizing a capacitance value change between the pressure sensor and the display module to detect and calculate a pressure applied to the pressure sensor, the middle frame does not need to be made of a metal material and also does not need to be grounded, so that the requirement for the middle frame of a complete machine is reduced and the assembling requirement for the complete machine in the installing process is further reduced, and thus, the pressure sensing device and the mobile terminal which are disclosed by the invention have the large-batch production condition.
Description
Technical field
The present invention relates to a kind of capacitive pressure induction technology field, particularly relate to a kind of mobile terminal and capacitive pressure induction installation thereof.
Background technology
Capacitive pressure induction technology is that electronic equipment for consumption provides new man-machine interaction mode; three-dimensional manipulating application can be realized; usually can pressure sensitive layer be stacked on electronic equipment complete machine center (fore shell) in prior art; this setup has high requirements to complete machine center; comprising requirement center is metal material; and require center ground connection; and require that center is smooth as far as possible and avoid borehole; thus limit overall design; cause holding very harsh to the matching requirements of complete machine in factory during installation, cause being difficult at present produce in enormous quantities.
Summary of the invention
The technical problem to be solved in the present invention usually pressure sensitive layer is stacked on electronic equipment center to overcome in prior art, cause to complete machine center have high requirements cause be difficult to produce in enormous quantities defect, a kind of mobile terminal and capacitive pressure induction installation thereof are provided.
The present invention solves above-mentioned technical matters by following technical proposals:
The invention provides a kind of capacitive pressure induction installation of mobile terminal, described mobile terminal comprises display module and center, its feature is, the bottom of described center is provided with groove, described display module is arranged in described groove, described capacitive pressure induction installation comprises pressure transducer, and described pressure transducer is arranged at above described groove, has gap between described pressure transducer and described display module.
Preferably, described pressure transducer is pasted on the both ends of described groove by PET (polyethylene terephthalate) double faced adhesive tape or foam rubber.
Preferably, the top of described pressure transducer is also provided with touch sensing.
Preferably, screen layer is provided with between described pressure transducer and described touch sensing.
Preferably, between described pressure transducer and described screen layer, be provided with PETFilm (mylar) base material, and/or described touch sensing is attached at the upper surface of described screen layer by transparent optical cement.
Preferably, the upper surface of described touch sensing is also provided with glass cover-plate.
Preferably, the material of described pressure transducer is ITO (tin indium oxide) or Graphene.
Preferably, the material of described screen layer is ITO or Graphene.
Preferably, described display module comprises LCM (liquid crystal display module).
The object of the invention is to additionally provide a kind of mobile terminal, its feature is, it comprises above-mentioned capacitive pressure induction installation.
Preferably, described mobile terminal comprises at least one in intelligent watch, smart mobile phone and panel computer.
Positive progressive effect of the present invention is: the present invention is by being arranged on the display module end of mobile terminal by pressure transducer, the capacitance variation between pressure transducer and display module is utilized to detect and the pressure that is subject to of calculation pressure sensor, thus do not need center to be metal material, center ground connection is not needed yet, thus the requirement reduced complete machine center, and then the matching requirements to complete machine when reducing installation, thus pressure sensitive device of the present invention and mobile terminal is made to possess the condition of production in enormous quantities.
Accompanying drawing explanation
Fig. 1 is the structural representation of the capacitive pressure induction installation of the mobile terminal of embodiments of the invention 1.
Schematic diagram when Fig. 2 is the non-pressurized of pressure transducer in the capacitive pressure induction installation of the mobile terminal of embodiments of the invention 1.
Schematic diagram when Fig. 3 is pressure transducer pressurized in the capacitive pressure induction installation of the mobile terminal of embodiments of the invention 1.
Fig. 4 is the structural representation of the capacitive pressure induction installation of the mobile terminal of embodiments of the invention 2.
Embodiment
Mode below by embodiment further illustrates the present invention, but does not therefore limit the present invention among described scope of embodiments.
Embodiment 1
As shown in Figure 1, present embodiments provide a kind of capacitive pressure induction installation of mobile terminal, wherein mobile terminal comprises display module 1 and center 2, the bottom of described center 2 is provided with groove, described display module 1 is arranged in described groove, described capacitive pressure induction installation then comprises pressure transducer 3, and described pressure transducer 3 is arranged at above described groove, has gap 4 between described pressure transducer 3 and described display module 1.
When there is deformation downwards in described pressure transducer 3 pressurized, relative distance between described pressure transducer 3 and described display module 1 is changed, and then the electric capacity between described pressure transducer 3 and described display module 1 is increased, thus described pressure transducer whether pressurized can be detected by the change of electric capacity, and can determine by the variable quantity of electric capacity the pressure size that described pressure transducer 3 is subject to.
Specifically see Fig. 2-3, in the specific implementation process of the present embodiment, the distance of described gap 4 (being specifically as follows clearance) before described pressure transducer 3 pressurized is D0, distance when described pressure transducer 3 pressurized is D1, described pressure transducer 3 and described display module 1 form " plane-parallel capacitor " system, with described display module be with reference to (or reference planes), when described pressure transducer 3 pressurized produces deformation downwards, the distance in described gap 4 becomes D1 from D0, electric capacity increases, described pressure transducer whether pressurized can be detected by the change of electric capacity, and can determine by the variable quantity of electric capacity the pressure size that described pressure transducer 3 is subject to.
The present invention is by being arranged on the display module end of mobile terminal by pressure transducer, the capacitance variation between pressure transducer and display module is utilized to detect and the pressure that is subject to of calculation pressure sensor, thus do not need center to be metal material, center ground connection is not needed yet, thus the requirement reduced complete machine center, and then the matching requirements to complete machine when reducing installation, thus pressure sensitive device of the present invention and mobile terminal is made to possess the condition of production in enormous quantities.
Embodiment 2
As shown in Figure 4, the capacitive pressure induction installation of the mobile terminal of the present embodiment and the difference of embodiment 1 are: in the present embodiment, described pressure transducer 3 is specifically attached at the both ends of described groove, preferably, is pasted by PET double faced adhesive tape or foam rubber;
The top of described pressure transducer 3 is also provided with touch sensing 5, screen layer 6 is provided with between described pressure transducer 3 and described touch sensing 5, PETFilm base material 7 is provided with between described pressure transducer 3 and described screen layer 6, described touch sensing 5 is attached at the upper surface of described screen layer 6 by transparent optical cement 8, is also provided with glass cover-plate 9. at the upper surface of described touch sensing 5
In the present embodiment, preferably, the material of described pressure transducer 3 is ITO or Graphene, and the material of described screen layer 6 is ITO or Graphene, and described display module 1 can comprise LCM.
The present embodiment by touch sensing and pressure transducer being set together, thus makes mobile terminal while can being detected the touch control operation of user by touch sensing, can also be detected the pressing operation of user by pressure transducer.
Present invention also offers a kind of mobile terminal comprising above-mentioned capacitive pressure induction installation, described mobile terminal preferably can comprise at least one in intelligent watch, smart mobile phone and panel computer.
Although the foregoing describe the specific embodiment of the present invention, it will be understood by those of skill in the art that these only illustrate, protection scope of the present invention is defined by the appended claims.Those skilled in the art, under the prerequisite not deviating from principle of the present invention and essence, can make various changes or modifications to these embodiments, but these change and amendment all falls into protection scope of the present invention.
Claims (11)
1. the capacitive pressure induction installation of a mobile terminal, described mobile terminal comprises display module and center, it is characterized in that, the bottom of described center is provided with groove, described display module is arranged in described groove, described capacitive pressure induction installation comprises pressure transducer, and described pressure transducer is arranged at above described groove, has gap between described pressure transducer and described display module.
2. capacitive pressure induction installation as claimed in claim 1, it is characterized in that, described pressure transducer is pasted on the both ends of described groove by PET double faced adhesive tape or foam rubber.
3. capacitive pressure induction installation as claimed in claim 1, it is characterized in that, the top of described pressure transducer is also provided with touch sensing.
4. capacitive pressure induction installation as claimed in claim 3, is characterized in that, be provided with screen layer between described pressure transducer and described touch sensing.
5. capacitive pressure induction installation as claimed in claim 4, it is characterized in that, be provided with PETFilm base material between described pressure transducer and described screen layer, and/or described touch sensing is attached at the upper surface of described screen layer by transparent optical cement.
6. capacitive pressure induction installation as claimed in claim 3, it is characterized in that, the upper surface of described touch sensing is also provided with glass cover-plate.
7. capacitive pressure induction installation as claimed in claim 1, it is characterized in that, the material of described pressure transducer is ITO or Graphene.
8. capacitive pressure induction installation as claimed in claim 4, it is characterized in that, the material of described screen layer is ITO or Graphene.
9. capacitive pressure induction installation as claimed in claim 1, it is characterized in that, described display module comprises LCM.
10. a mobile terminal, is characterized in that, it comprises as the capacitive pressure induction installation in claim 1-9 as described in any one.
11. mobile terminals as claimed in claim 10, it is characterized in that, described mobile terminal comprises at least one in intelligent watch, smart mobile phone and panel computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511029996.XA CN105446569A (en) | 2015-12-31 | 2015-12-31 | Mobile terminal and capacitance pressure sensing device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511029996.XA CN105446569A (en) | 2015-12-31 | 2015-12-31 | Mobile terminal and capacitance pressure sensing device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105446569A true CN105446569A (en) | 2016-03-30 |
Family
ID=55556846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511029996.XA Pending CN105446569A (en) | 2015-12-31 | 2015-12-31 | Mobile terminal and capacitance pressure sensing device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105446569A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106201115A (en) * | 2016-09-18 | 2016-12-07 | 合肥京东方光电科技有限公司 | A kind of pressure touch device and display device |
| CN107562248A (en) * | 2016-07-01 | 2018-01-09 | 南昌欧菲生物识别技术有限公司 | Pressure sensitive touch screen and electronic equipment |
| CN107562246A (en) * | 2016-07-01 | 2018-01-09 | 南昌欧菲光科技有限公司 | Touch screen and electronic equipment |
| CN109753177A (en) * | 2018-06-12 | 2019-05-14 | 北京字节跳动网络技术有限公司 | A kind of middle-frame mould group |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011100364A (en) * | 2009-11-06 | 2011-05-19 | Sony Corp | Sensor device and electronic apparatus |
| CN204759381U (en) * | 2015-07-20 | 2015-11-11 | 深圳市汇顶科技股份有限公司 | Touch -sensitive screen terminal with pressure detection function |
| CN205353998U (en) * | 2015-12-31 | 2016-06-29 | 华勤通讯技术有限公司 | Mobile terminal and capacitanc pressure -sensitive device thereof |
-
2015
- 2015-12-31 CN CN201511029996.XA patent/CN105446569A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011100364A (en) * | 2009-11-06 | 2011-05-19 | Sony Corp | Sensor device and electronic apparatus |
| CN204759381U (en) * | 2015-07-20 | 2015-11-11 | 深圳市汇顶科技股份有限公司 | Touch -sensitive screen terminal with pressure detection function |
| CN205353998U (en) * | 2015-12-31 | 2016-06-29 | 华勤通讯技术有限公司 | Mobile terminal and capacitanc pressure -sensitive device thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107562248A (en) * | 2016-07-01 | 2018-01-09 | 南昌欧菲生物识别技术有限公司 | Pressure sensitive touch screen and electronic equipment |
| CN107562246A (en) * | 2016-07-01 | 2018-01-09 | 南昌欧菲光科技有限公司 | Touch screen and electronic equipment |
| CN106201115A (en) * | 2016-09-18 | 2016-12-07 | 合肥京东方光电科技有限公司 | A kind of pressure touch device and display device |
| CN109753177A (en) * | 2018-06-12 | 2019-05-14 | 北京字节跳动网络技术有限公司 | A kind of middle-frame mould group |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204926052U (en) | Touch display apparatus | |
| CN205353998U (en) | Mobile terminal and capacitanc pressure -sensitive device thereof | |
| CN104423748A (en) | Touch display device | |
| CN105426016A (en) | Mobile terminal and pressure sensing device thereof | |
| CN105426008B (en) | Pressure sensitive touching display screen and portable electronic product | |
| CN105446569A (en) | Mobile terminal and capacitance pressure sensing device thereof | |
| CN103218073A (en) | Touch panel, manufacturing method thereof, display device, and electronic apparatus | |
| US9995955B2 (en) | Pressure touch liquid crystal display panel and manufacture method thereof | |
| CN205318345U (en) | Function glass shroud | |
| CN205384588U (en) | Pressure detection structure and touch device | |
| CN105468198A (en) | Touch display screen and portable electronic product | |
| CN105700738A (en) | Touch display screen and electronic device | |
| CN203397335U (en) | Input/output device and terminal | |
| CN205334427U (en) | Mobile terminal and pressure -sensitive device thereof | |
| US20180188580A1 (en) | Touch display screen and electronic apparatus using the same | |
| CN106775104A (en) | Pressure sensitivity touch control display and electronic equipment | |
| CN102253773A (en) | Touch display device | |
| TWI408631B (en) | Touch display device | |
| CN105242805B (en) | A kind of pressure sensor | |
| CN204360348U (en) | Contact panel | |
| CN106020582A (en) | Touch control device | |
| CN107077017B (en) | Terminal | |
| CN205353979U (en) | Forced induction touch -control display screen and portable electronic products | |
| CN205353980U (en) | OGS touch -control display screen and portable electronic products | |
| CN204009806U (en) | Contact panel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160330 |