CN103616975A - Electronic device - Google Patents
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- Publication number
- CN103616975A CN103616975A CN201310531338.5A CN201310531338A CN103616975A CN 103616975 A CN103616975 A CN 103616975A CN 201310531338 A CN201310531338 A CN 201310531338A CN 103616975 A CN103616975 A CN 103616975A
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- CN
- China
- Prior art keywords
- stiffening plate
- driver
- electronic installation
- circuit board
- flexible circuit
- 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.)
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Abstract
The invention provides an electronic device. The electronic device comprises an insulating substrate, a flexible circuit board and an actuator. The insulating substrate is used for receiving external touch operation or action. The flexible circuit board comprises a reinforcing plate. The reinforcing plate is used for reinforcing firmness of the flexible circuit board. The actuator is used for sensing the change of electric signals on the reinforcing plate. The reinforcing plate is made of conductive metal. The reinforcing plate is electrically connected with the actuator. The reinforcing plate and the insulating substrate are stacked. The reinforcing plate, the insulating substrate and the actuator jointly form a single-point touch control type capacitance sensing system. When a conductive object touches the position, corresponding to the reinforcing plate, on the insulating substrate, capacitance on the reinforcing plate changes, electric signals of the capacitance change are transmitted to the actuator to generate touch signals. The reinforcing plate in the electronic device has the reinforcing effect and also has the touch sensing function.
Description
Technical field
The present invention relates to a kind of electronic installation.
Background technology
The electronic installations such as current mobile phone, computer, display can dispose flexible circuit board (Flexible Printed Circuit, FPC) conventionally, by flexible circuit board, the circuit of different piece can be coupled together.For example, the electronic installation that has a touch controllable function can be connected contact panel by flexible circuit board conventionally with touch-control driver.Flexible circuit board can dispose stiffening plate to increase the intensity of flexible circuit board, avoids its key position bending or damages.Yet traditional flexible circuit board MR medium reinforcing plate only has strengthening action, and can not provide extra function to electronic installation.
Summary of the invention
Given this, be necessary to provide a kind of electronic installation.This electronic installation comprises that one for receiving insulated substrate, a flexible circuit board and a driver of external touch operation.This insulated substrate is used for receiving an external touch action.This flexible circuit board comprises stiffening plate.This stiffening plate is used for strengthening this flexible circuit board fastness.This driver is for the variation of this stiffening plate power on signal of sensing.The material of this stiffening plate is conducting metal.This stiffening plate is electrically connected with this driver.This stiffening plate and the stacked setting of this insulated substrate.The common formation of this stiffening plate, insulated substrate and driver one single-point touch formula capacitance sensing system.When a conductive body touches position corresponding with this stiffening plate on this insulated substrate, the electric capacity on this stiffening plate changes, the electrical signal transfer of this capacitance variations to this driver to produce touch signal.
Compared to prior art, the stiffening plate in electronic installation provided by the present invention not only has strengthening action, also has the function of sensing touch.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the electronic installation that provides of the specific embodiment of the invention.
Fig. 2 be in Fig. 1 electronic installation exploded view.
Fig. 3 is that first embodiment of the invention is along the formed diagrammatic cross-section of V-V line of cut in Fig. 2.
Fig. 4 is the vertical view from the unilateral observation flexible circuit board near base material.
Fig. 5 is the vertical view from the unilateral observation flexible circuit board near protective seam.
Fig. 6 is the cross-sectional view after this electronic installation assembling.
Fig. 7 is the cross-sectional view after the another embodiment assembling of this electronic installation.
Fig. 8 is that second embodiment of the invention is along the formed diagrammatic cross-section of V-V line of cut in Fig. 2.
Fig. 9 is when in this electronic installation, driver is arranged on master control borad, from the vertical view of the unilateral observation flexible circuit board near base material.
Main element symbol description
| |
100 |
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|
| Viewing area | |
| | |
| Cover glass | |
| 110 | |
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120 |
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130 |
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140 |
| Back of the |
150 |
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160 |
| Touch- |
170 |
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161 |
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162 |
| Conducting |
163 |
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164 |
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165 |
| The first through |
162a |
| The second through |
164a |
| The |
1631 |
| The |
1632 |
| |
1633 |
Following embodiment further illustrates the present invention in connection with above-mentioned accompanying drawing.
Embodiment
As shown in Figure 1, the electronic installation 100 that the specific embodiment of the invention provides comprise rim area 100a and by this rim area 100a around viewing area 100b.This viewing area 100b is generally this electronic installation 100 for showing the region at image and touch screen interface.In described rim area 100a, be provided with function key 101.In the present embodiment, this electronic installation 100 can be the portable sets such as smart mobile phone, personal digital assistant, panel computer.
As shown in Figure 2, be the exploded view of described electronic installation 100.Described electronic installation 100 comprises that the cover glass 110, contact panel 120, flexible circuit board 160, driver 170, demonstration module 130, master control borad 140 and the back of the body that stack gradually cover 150.
The outermost that described cover glass 110 is positioned at described electronic installation 100 shields.Described contact panel 120 is electrically connected by described flexible circuit board 160 and master control borad 140.Described contact panel 120 is for detecting the touch operation being applied on described contact panel 120.The corresponding described viewing area 100b of described contact panel 120 arranges.Described demonstration module 130 is for display frame, and same corresponding described viewing area 100b arranges.Described demonstration module 130 may be, but not limited to,, liquid crystal display (LCD) or organic light emitting display (OLED).Described master control borad 140 is for controlling the electric signal of described electronic installation 100, as: touch scanning signals etc.Described back of the body lid 150 is relative with described cover glass 110, and the outermost that is covered in described electronic installation 100 shields.
As shown in Figure 3, for this flexible circuit board 160 is along the formed diagrammatic cross-section of V-V line of cut in Fig. 2.This flexible circuit board 160 comprises stiffening plate 161, protective seam 162, conducting wire 163 and the base material 164 stacking gradually.Described protective seam 162 covers and protects described conducting wire 163.Described conducting wire 163 is for transmitting electric signal.On described protective seam 162, offer one first through hole 162a.On described base material 164, offer a plurality of the second through hole 164a.Described stiffening plate 161 is for strengthening the fastness of described flexible circuit board 160.The material of described stiffening plate 161 is conducting metal, for example a steel plate.
This driver 170 for the variation of these stiffening plate 161 power on signal of sensing, receive touch-control sensing signal on this contact panel 120 to master control borad 140 and produce touching signals to this contact panel 120.This driver 170 is electrically connected with this stiffening plate 161.This driver 170 can be arranged on this cover glass 110, this demonstration module 130 or this master control borad 140, or is integrated in this flexible circuit board 120.In the present embodiment, this driver 170 is integrated in this flexible circuit board 120.Particularly, this driver 170 is arranged at the base material of this flexible circuit board 160 away from a side of this stiffening plate 161.
Please, in the lump in conjunction with Fig. 4, Fig. 4 is from the vertical view near flexible circuit board 160 described in the unilateral observation of described base material 164.Described conducting wire 163 comprises the first wire 1631, the second wire 1632 and privates 1633.Described the first wire 1631 is electrically connected by this first through hole 162a and this stiffening plate 161, described the second wire 1632 extends and is electrically connected with this contact panel 120 to this contact panel 120, and described privates 1633 is electrically connected to realize exchanges data by touch-control driver 170 and master control borad 140.
Please, in the lump in conjunction with Fig. 5, Fig. 5 is from the vertical view near flexible circuit board 160 described in the unilateral observation of described protective seam 162.The first wire 1631 in described conducting wire 163, the second wire 1632 and privates 1633 are electrically connected by those the second through hole 164a and this touch-control driver 170.Certainly; be appreciated that; the connected mode of described conducting wire 163 and touch-control driver 170 is not limited to offer the mode of the second through hole 164a on described base material 164; this be only a preferred embodiments in order to its annexation to be described, and the distortion embodiment of the conducting wire 163 of other types and the connected mode of touch-control driver 170 does not exceed the scope that the present invention protects.
As shown in Figure 6, be the cross-sectional view after these electronic installation 100 assemblings.In the present embodiment; this contact panel 120 is attached on the inside surface of cover glass 110; these flexible circuit board 160 bendings arrange, and the part that privates 1633 is set is connected with this master control borad 140, and the part that the second wire 1632 is set is electrically connected to this contact panel 120.Meanwhile, stiffening plate 161 and the contacted inner surfaces of this cover glass 110 are connect.Wherein, these stiffening plate 161 correspondences are arranged on the rim area 100a of this cover glass 110.Preferably, this stiffening plate 161 is arranged on the position of these function key 101 correspondences.In the present embodiment, the stiffening plate 161 of described conduction, connect with this stiffening plate 161 and for accepting the cover glass 110 of touch operation and being electrically connected and providing a touching signals to form a single-point touch formula capacitance sensing system to the touch-control driver of this stiffening plate 161 is common with this stiffening plate 161.For example, when a conductive body (finger) touches the outside surface of cover glass 110 at this function key 101 or this stiffening plate 161 places; can cause on this stiffening plate 161 electric capacity over the ground can change (relatively increasing); the electric signal of this capacitance variations is passed to this touch-control driver 170 via the first wire 1631, with this, realizes the detecting of single-point touches operation.When this touch-control driver 170 detects corresponding touching signals, can send and control signal to master control borad 140, this master control borad 140 can preset and utilize this control signal to trigger this electronic installation 100 to carry out the operation of corresponding function, as: determine, cancel, return the functions such as homepage.Wherein, the mode that this electronic installation 100 is realized those functions has been prior art, therefore be not repeated at this.
As shown in Figure 7, be the cross-sectional view after the another embodiment assembling of electronic installation 100 of the present invention.In the present embodiment, this flexible circuit board 160 covers 150 lateral bucklings towards this back of the body, and this stiffening plate 161 and the back of the body lid 150 of insulation are connected.Particularly, this stiffening plate 161 is located between this back of the body lid 150 and master control borad 140.For example, when a conductive body (finger) touches the back of the body and covers position corresponding with this stiffening plate 161 on 150, can cause on this stiffening plate 161 electric capacity over the ground can change equally (relatively increasing), the electric signal of this capacitance variations is passed to this touch-control driver 170 via the first wire 1631, with this, realizes the detecting of touch operation.
In the present embodiment, this back of the body lid 150 with touch detection function is such as coordinating program module built-in in electronic installation 100 to realize the functions such as volume convergent-divergent, picture adjusting, calls transfer.This electronic installation 100 itself also can not have touch controllable function.
In the present invention; this back of the body lid 150 all can be used as for receiving the insulated substrate of external touch operation with this cover glass 110; be used for and the mutual butt of this stiffening plate 161, and jointly form single-point touch formula capacitance sensing systems with stiffening plate 161 and driver 170.
As shown in Figure 8, the flexible circuit board 160 providing for second embodiment of the invention is along the formed diagrammatic cross-section of V-V line of cut in Fig. 2.This flexible circuit board 160 comprises stiffening plate 161, electromagnetic wave shielding 165, protective seam 162, conducting wire 163 and the base material 164 stacking gradually.Described electromagnetic wave shielding 165 covers described protective seam 162, and it is for shielding the undesired signals such as noise and electromagnetic wave.Described electromagnetic wave shielding 165 is for example a conductive metal film.Described protective seam 162 covers and protects described conducting wire 163.Described conducting wire 163 is for transmitting electric signal.On described protective seam 162, offer one first through hole 162a.On described base material 164, offer a plurality of the second through hole 164a.Described stiffening plate 161 is for strengthening the fastness of described flexible circuit board 160.The material of described stiffening plate 161 is conducting metal, for example a steel plate.
This driver 170 for the variation of these stiffening plate 161 power on signal of sensing, receive touch-control sensing signal on this contact panel 120 to master control borad 140 and produce touching signals to this contact panel 120.This driver 170 is electrically connected with this stiffening plate 161.This driver 170 can be arranged on this cover glass 110, this demonstration module 130 or this master control borad 140, or is integrated in this flexible circuit board 120.In the present embodiment, this driver 170 is integrated in this flexible circuit board 120.Particularly, this driver 170 is arranged at the base material of this flexible circuit board 160 away from a side of this stiffening plate 161.
In this second embodiment, this first through hole 162a runs through described electromagnetic wave shielding 165 and protective seam 162.Be appreciated that, similar with the first embodiment, this conducting wire 163 comprises the first wire 1631, the second wire 1632 and privates 1633, this first wire 1631 is electrically connected by this first through hole 162a and this stiffening plate 161, this second wire 1632 extends and is electrically connected with this contact panel 120 to this contact panel 120, and this privates 1633 is electrically connected to realize exchanges data by touch-control driver 170 and master control borad 140.Those first wires 1631, the second wire 1632 and privates 1633 are electrically connected by those the second through hole 164a and this touch-control driver 170.
Be appreciated that, the above-mentioned flexible circuit board 160 that only has individual layer conducting wire 163 is only that a preferred embodiments is electrically connected and detects touch operation with described touch-control driver 170 in order to stiffening plate 161 and contact panel 120 in the present invention to be described simultaneously, and does not represent that this flexible circuit board 160 only can adopt the flexible circuit board 160 of individual layer conducting wire formula.In other embodiments, as long as meet stiffening plate 161, be electrically connected and detect touch operation with touch-control driver 170, this flexible circuit board 160 also can adopt known double-deck conducting wire or the structure of multilayer conductive circuit.
Be appreciated that as shown in Figure 9, in another embodiment, when this driver 170 is arranged on this master control borad 140, connects this driver 170 and can be set directly on this master control borad 140 with the privates 1633 of master control borad 140.This privates 1633 is preferably folded between this driver 170 and this master control borad 140, to save the space of trace arrangements on this master control borad 140.This driver 170 is electrically connected with the second wire 1632 that this contact panel 120 is arranged on flexible circuit board by this, and this stiffening plate 161 is electrically connected with this driver by the first wire 1631 through this first through hole 162a.
Above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement technical scheme of the present invention, and not depart from the spirit and scope of technical solution of the present invention.
Claims (14)
1. an electronic installation, comprise an insulated substrate, one flexible circuit board and a driver, this insulated substrate is used for receiving an external touch action, this flexible circuit board comprises stiffening plate, this stiffening plate is used for strengthening this flexible circuit board fastness, this driver is for the variation of this stiffening plate power on signal of sensing, the material of this stiffening plate is conducting metal, this stiffening plate is electrically connected with this driver, this stiffening plate and the stacked setting of this insulated substrate, this stiffening plate, the common formation of insulated substrate and driver one single-point touch formula capacitance sensing system, when a conductive body touches position corresponding with this stiffening plate on this insulated substrate, electric capacity on this stiffening plate changes, the electrical signal transfer of this capacitance variations to this driver to produce touch signal.
2. electronic installation as claimed in claim 1, is characterized in that, this flexible circuit board and the mutual butt of this insulated substrate.
3. electronic installation as claimed in claim 1, is characterized in that, this flexible circuit board also comprises that ，Gai conducting wire, conducting wire comprises the first wire, and the two ends of this first wire are electrically connected with this stiffening plate and this driver respectively.
4. electronic installation as claimed in claim 3; it is characterized in that, this flexible circuit board also comprises protective seam, and this protective seam is arranged between this stiffening plate and this conducting wire; on this protective seam, offer the first through hole, one end of this first wire is electrically connected through this first through hole and this stiffening plate.
5. electronic installation as claimed in claim 3; it is characterized in that; described flexible circuit board also comprises electromagnetic wave shielding; described electromagnetic wave shielding is arranged between described stiffening plate and described protective seam; and covering described protective seam, described the first through hole runs through described electromagnetic wave shielding and protective seam.
6. electronic installation as claimed in claim 4, it is characterized in that, this electronic installation also comprises contact panel and master control borad, this driver and this contact panel and master control borad are electrically connected, this driver is also for receiving touch-control sensing signal on this contact panel to master control borad, give this contact panel with generation touching signals, this master control borad is for controlling the electric signal of this electronic installation.
7. electronic installation as claimed in claim 6; it is characterized in that; this flexible circuit board also comprises base material; this base material is arranged at this conducting wire away from a side of this protective seam; on this base material, offer the second through hole, the other end that this first wire is relative is electrically connected with this driver through this second through hole.
8. electronic installation as claimed in claim 7, is characterized in that, in the side of the base material that this driver is arranged on this flexible circuit board away from this stiffening plate.
9. electronic installation as claimed in claim 8, it is characterized in that, this conducting wire also comprises the second wire and privates, one end of this second wire is extended and is electrically connected with this contact panel to this contact panel, the other end that this second wire is relative is electrically connected with this driver, one end of this privates is to being electrically connected with this master control borad, and the other end that this privates is relative is electrically connected with this driver.
10. electronic installation as claimed in claim 9, is characterized in that, this second wire is electrically connected with this driver by those second through holes with privates.
11. electronic installations as claimed in claim 7; it is characterized in that; this electronic installation also comprise cover glass, rim area and by this rim area around viewing area; this cover glass is as the insulated substrate of this electronic installation; this contact panel and this stiffening plate are set up in parallel on this cover glass; this contact panel is to arranging viewing area, and this stiffening plate is to arranging rim area.
12. electronic installations as claimed in claim 11, is characterized in that, this rim area comprises function key, and the position of this stiffening plate is corresponding with the position of this function key.
13. electronic installations as claimed in claim 7, it is characterized in that, this electronic installation also comprises back of the body lid, this back of the body lid is arranged at this master control borad away from a side of this contact panel, this back of the body lid is as the insulated substrate of this electronic installation, and this stiffening plate is arranged between this master control borad and this back of the body lid and with this back of the body and covers mutual butt.
14. electronic installations as claimed in claim 6, it is characterized in that, this driver is arranged on this master control borad, this electronic installation also comprises the second wire and privates, this second wire is arranged on this flexible circuit board, this driver and this contact panel are electrically connected by this second wire, and this privates is arranged on this master control borad, and this driver and this master control borad are electrically connected by this privates.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310531338.5A CN103616975B (en) | 2013-11-01 | Electronic installation | |
| TW102141360A TWI510998B (en) | 2013-11-01 | 2013-11-13 | Electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310531338.5A CN103616975B (en) | 2013-11-01 | Electronic installation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103616975A true CN103616975A (en) | 2014-03-05 |
| CN103616975B CN103616975B (en) | 2016-11-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111223391A (en) * | 2018-11-23 | 2020-06-02 | 北京小米移动软件有限公司 | Screen assembly and electronic equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102238798A (en) * | 2010-04-21 | 2011-11-09 | 扬州华盟电子有限公司 | FPC (Flexible Printed Circuit) for mobile phone touch screen |
| CN202918579U (en) * | 2012-09-06 | 2013-05-01 | 信利光电(汕尾)有限公司 | Binding structure of front touch control cover |
| US20130208408A1 (en) * | 2012-02-10 | 2013-08-15 | Hosiden Corporation | Device module |
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102238798A (en) * | 2010-04-21 | 2011-11-09 | 扬州华盟电子有限公司 | FPC (Flexible Printed Circuit) for mobile phone touch screen |
| US20130208408A1 (en) * | 2012-02-10 | 2013-08-15 | Hosiden Corporation | Device module |
| CN202918579U (en) * | 2012-09-06 | 2013-05-01 | 信利光电(汕尾)有限公司 | Binding structure of front touch control cover |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111223391A (en) * | 2018-11-23 | 2020-06-02 | 北京小米移动软件有限公司 | Screen assembly and electronic equipment |
| CN111223391B (en) * | 2018-11-23 | 2022-02-22 | 北京小米移动软件有限公司 | Screen assembly and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201519027A (en) | 2015-05-16 |
| TWI510998B (en) | 2015-12-01 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181019 Address after: No. 689, cooperative road, hi-tech West District, Chengdu, Sichuan Co-patentee after: Interface Optoelectronic (Shenzhen) Co., Ltd. Patentee after: Cheng Cheng Technology (Chengdu) Co., Ltd. Address before: 518109 1.5, 3 of Foxconn science and technology group H District, two Longhua Road, Longhua New District, Shenzhen, Guangdong. Co-patentee before: General Interface Solution Ltd. Patentee before: Interface Optoelectronic (Shenzhen) Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 Termination date: 20201101 |