CN209514573U - A kind of detection device applied to touch technology, fingerprint recognition system - Google Patents
A kind of detection device applied to touch technology, fingerprint recognition system Download PDFInfo
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- CN209514573U CN209514573U CN201821912233.9U CN201821912233U CN209514573U CN 209514573 U CN209514573 U CN 209514573U CN 201821912233 U CN201821912233 U CN 201821912233U CN 209514573 U CN209514573 U CN 209514573U
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Abstract
The embodiment of the present application discloses a kind of detection device applied to touch technology, fingerprint recognition system, for reducing the stand-by power consumption of equipment.The embodiment of the present application detection device includes: first electrode, second electrode, parameter detection module；The first electrode and the second electrode interval are arranged；The parameter detection module is electrically connected with one end of the first electrode and one end of the second electrode respectively；When the other end of the other end of the first electrode and the second electrode receives the touch-control of the first object and connects, the parameter detection module detects the first Parameters variation between the first electrode and the second electrode, and first Parameters variation is used to indicate the change of the touch-control state between the first electrode and the second electrode.Therefore, before the touch-control for receiving the first object, it is in off state between first electrode and second electrode, stand-by power consumption can be reduced to a certain extent using the detection device in touch technology.
Description
Technical field
This application involves field of communication technology more particularly to a kind of touch-control Application in Sensing in touch technology detection device,
Fingerprint recognition system.
Background technique
As the scene of the development of touch technology, application is more and more extensive, such as touch screen, touch controlled key etc..With touching
For control screen, touch screen is also known as touch panel, is the induction type liquid crystal display device of the input signals such as receivable contact, when
When contacting the graphic button on screen, the haptic feedback system on screen can drive various connections according to the formula of preprogramming
Device is substituted for mechanical push button panel, and produces lively visual and sound effects by liquid crystal display picture.
In the prior art, inductance capacitance formula touch scheme is by the way of timing wake-up scanning.Technical timing is called out
It wakes up, is not felt by for a user, such as every 0.5 second wake-up run-down.The operating mode of wake-up be it is such,
The part progress of power consumption is powered-down, only retains the circuit work for comparing low-power consumption, and the time that timing is simultaneously pressed in timing, which wakes up, executes Gao Gong
The function of the operation of consumption, timing must have clock circuit that could complete
However, there must be the participation of clock in the touch scheme, needs timing wake-up to cause power consumption higher, especially exist
When being used in portable battery or lithium electricity etc. and consumer product, it cannot keep the stand-by time of overlength, limit its application
Scene and range.
Utility model content
The embodiment of the present application provides a kind of detection device applied to touch technology, fingerprint recognition system, for reducing
The stand-by power consumption of equipment.
The embodiment of the present application first aspect provides a kind of detection device applied to touch technology, the detection device packet
It includes:
First electrode, second electrode, parameter detection module；
The first electrode and the second electrode interval are arranged；
The parameter detection module is electrically connected with one end of the first electrode and one end of the second electrode respectively；
When the other end of the first electrode and the other end of the second electrode receive the touch-control of the first object and connect
When logical, the parameter detection module detects the first Parameters variation between the first electrode and the second electrode, and described the
One Parameters variation is used to indicate the change of the touch-control state between the first electrode and the second electrode.
Optionally, the quantity of the first electrode is multiple, and the quantity of the second electrode is multiple；
The first electrode is specifically included with second electrode interval setting:
Multiple first electrodes and multiple second electrode intervals are arranged.
Optionally, the shape of the first electrode and/or the second electrode is annular or rectangular.
Optionally, the detection device further includes third electrode and the 4th electrode；
The third electrode and the 4th electrode gap are arranged；
The parameter detection module is electrically connected with one end of the third electrode and one end of the 4th electrode respectively；
When the other end of the third electrode and the other end of the 4th electrode receive the touch-control of the second object and connect
When logical, the parameter detection module detects the second Parameters variation between the third electrode and the 4th electrode, and described the
Two Parameters variations are used to indicate the change of the touch-control state between the third electrode and the 4th electrode.
Optionally, the detection device further includes signal processing module；
The signal processing module and the parameter detection module are electrically connected, and the signal processing module is used for described
First Parameters variation and/or second Parameters variation carry out signal optimization.
Optionally, the signal processing module includes:
The signal processing module include enhanced processing module and/or attenuation processing module and/or filtering processing module and/
Or energized process module.
Optionally, the detection device further includes high value resistor；
The high value resistor is electrically connected with one end of the first electrode and the parameter detection module respectively；
And/or
The high value resistor is electrically connected with one end of the second electrode and the parameter detection module respectively.
Optionally, the parameter detection module includes voltage detection module and/or current detection module.
Optionally, the parameter detection module is voltage detection module.
The embodiment of the present application second aspect provides a kind of fingerprint recognition system, and the fingerprint recognition system includes aforementioned reality
Apply detection device described in example.
As can be seen from the above technical solutions, the embodiment of the present application has the advantage that in the present embodiment, the detection dress
Set includes: first electrode, second electrode, parameter detection module；The first electrode and the second electrode interval are arranged；It is described
Parameter detection module is electrically connected with one end of the first electrode and one end of the second electrode respectively；When first electricity
When the other end of pole and the other end of the second electrode receive the touch-control of the first object and connect, the parameter detection module
The first Parameters variation between the first electrode and the second electrode is detected, first Parameters variation is used to indicate described
The change of touch-control state between first electrode and the second electrode.Wherein, between the first electrode and the second electrode
Every setting, i.e., there are dielectrics between the first electrode and the second electrode, therefore, are receiving the first object
Before touch-control, off state is between first electrode and second electrode, it can be with using the detection device in touch technology
Stand-by power consumption is reduced to a certain extent, promotes user experience.
Detailed description of the invention
Fig. 1 is an a kind of schematic diagram of the detection device applied to touch technology in the embodiment of the present application；
Fig. 2 is a kind of another schematic diagram of the detection device applied to touch technology in the embodiment of the present application；
Fig. 3 is a kind of another schematic diagram of the detection device applied to touch technology in the embodiment of the present application；
Fig. 4 is a kind of another schematic diagram of the detection device applied to touch technology in the embodiment of the present application；
Fig. 5 is a kind of another schematic diagram of the detection device applied to touch technology in the embodiment of the present application；
Fig. 6 is a kind of another schematic diagram of the detection device applied to touch technology in the embodiment of the present application；
Fig. 7 is a kind of another schematic diagram of the detection device applied to touch technology in the embodiment of the present application；
Fig. 8 is a kind of another schematic diagram of the detection device applied to touch technology in the embodiment of the present application；
Fig. 9 is a kind of another schematic diagram of the detection device applied to touch technology in the embodiment of the present application.
Specific embodiment
The embodiment of the present application provides a kind of detection device applied to touch technology, fingerprint recognition system, for reducing
The stand-by power consumption of equipment.
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application
Attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is only
The embodiment of the application a part, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people
Member's every other embodiment obtained without making creative work, all should belong to the model of the application protection
It encloses.
The description and claims of this application and term " first ", " second ", " third ", " in above-mentioned attached drawing
Four " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so that the embodiments described herein can be in addition to illustrating herein or describing
Sequence other than appearance is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that covering is non-exclusive
Include, for example, contain the process of a series of steps or units, detection device, system, product or equipment be not necessarily limited to it is clear
Step or unit those of is listed on ground, but may include be not clearly listed or for these processes, detection device, product
Or other step or units that equipment is intrinsic.
In order to make it easy to understand, the detailed process in the embodiment of the present application is described below, referring to Fig. 1, the application
A kind of one embodiment of the detection device applied to touch technology includes: in embodiment
First electrode 100, second electrode 200, parameter detection module 300；The first electrode 100 and the second electrode 200
Interval setting；The parameter detection module 300 is electrical with one end of the first electrode 100 and one end of the second electrode 200 respectively
Connection；When the other end of the first electrode 100 and the other end of the second electrode 200 receive the touch-control of the first object and connect
When, which detects the first Parameters variation between the first electrode 100 and the second electrode 200, this first
Parameters variation is used to indicate the change of the touch-control state between the first electrode 100 and the second electrode 200.
Wherein, first electrode 100 and second electrode 200 are interval setting, i.e., two electrodes in physical space in position
Between there is the medium of insulation, and medium cannot be conductive, therefore, in the touch-control for receiving the first object (such as finger of user)
Before, it is in off state between first electrode 100 and second electrode 200, the inspection in the present embodiment is used in touch technology
Stand-by power consumption can be reduced to a certain extent by surveying device, promote user experience.In existing touch scheme, it is also necessary to clock
Participate in, consumption in contrast, the standby mode of the detection device in the present embodiment close to zero-power, of short duration working condition
Also answering for the stand-by time of overlength is realized when can be applied to portable battery or lithium electricity etc. and consumer product in uA rank
Use scene.
In addition, the parameter detection module 300 detects the first parameter between the first electrode 100 and the second electrode 200
Variation, i.e., by test early period and the variation range of parameter preset, the variation of the first parameter is for being first electrode 100 and the
The change of touch-control state between two electrodes 200 may thereby determine that out that first electrode 100 and second electrode 200 are detected
Whether by touch-control in space.
Specifically in the embodiment of the present application, which may include voltage detection module and/or electric current inspection
Module is surveyed, in addition to the common parameter detecting of these types, can also be other circuit parameter detections, specifically herein without limitation.Make
For a preferred embodiment, which is that voltage detection module is illustratively detected using voltage detection module,
It can determine to work as and change to be to determine that there are the first objects to where first electrode 100 and second electrode 200 in the range of 1-5V
Region carry out touch control operation, can be according to the circuit original part of actual use to this change during scheme concrete implementation
Change range to be adjusted.
In the embodiment of the present application, as a preferred embodiment, Fig. 2-3 is please referred to, the detection device based on Fig. 1, the first electricity
The shape of pole 100 and second electrode 200 can be annular, be also possible to rectangular, can also be other shapes, does not make to have herein
The restriction of body.Specifically, first electrode 100 and second electrode 200 can also be the either non-closed shape of closure.
In the embodiment of the present application, as a preferred embodiment, Fig. 4-5 is please referred to, the detection device based on Fig. 1, this first
The quantity of electrode 100 be it is multiple, the quantity of the second electrode 200 is multiple, the specific first electrode 100 and the second electrode
200 interval settings specifically include: multiple first electrodes 100 and multiple second electrodes 200 interval are arranged.
In the embodiment of the present application, as a preferred embodiment, Fig. 6-7 is please referred to, the detection device based on Fig. 1, the detection
Device can also include a high value resistor 400, specifically, the high value resistor 400 one end with the first electrode 100 respectively
It is electrically connected with the parameter detection module 300；And/or the high value resistor 400 respectively with one end of the second electrode 200 and should
Parameter detection module 300 is electrically connected.Specifically, which can be used for protecting circuit not by moment
On the other hand the impact of electric current can be used for improving the impedance of circuit entirety, the electricity for being further reduced during touch-control
Amount loss.
In the embodiment of the present application, as a preferred embodiment, referring to Fig. 8, the detection device based on Fig. 1, detection dress
Setting can also include signal processing module 500, and the signal processing module 500 and the parameter detection module 300 are electrically connected, are used for
Realize the optimization to the first Parameters variation and/or the second Parameters variation.Specifically, which includes amplification
Processing module and/or attenuation processing module and/or filtering processing module and/or energized process module.For to parameter detecting mould
The first Parameters variation and/or the second Parameters variation that block 300 detects carry out the optimization processing of electric signal.
In the embodiment of the present application, as a preferred embodiment, referring to Fig. 9, in the embodiment based on Fig. 1 to Fig. 8, the inspection
Surveying device further includes third electrode 600 and the 4th electrode 700；The third electrode 600 and the 4th electrode 700 interval are arranged；It should
Parameter detection module 300 is electrically connected with one end of the third electrode 600 and one end of the 4th electrode 700 respectively；When this
When the other end of the other end of three electrodes 600 and the 4th electrode 700 receives the touch-control of the second object and connects, parameter inspection
The second Parameters variation between the detection third electrode 600 of module 300 and the 4th electrode 700 is surveyed, which uses
In the change for indicating the touch-control state between the third electrode 600 and the 4th electrode 700.
Specifically, first electrode 100 and first space detected of second electrode 200 may include third electrode 600
With the second space detected of the 4th electrode 700, at this point, the second Parameters variation is used to indicate the Parameters variation of second space, by
It include second space in the first space, therefore, the second Parameters variation can be used for the case where assisting the first Parameters variation, specific
Application in, can be when confirming that the first Parameters variation and the second Parameters variation meet preset variation range, just determination
Second space receives touch control operation.
In addition, first electrode 100 and first space detected of second electrode 200 can not also with third electrode 600 with
The second space detected of 4th electrode 700 is adjacent or apart from each other there are crossing spatial, the i.e. position of the two detection
Position.If adjacent, if apart from each other, can touched by second the first Parameters variation of Parameters variation auxiliary judgment
The mode in equipment referring to the first space and second space is controlled, realizes the multi-point touch of touch control device.
The embodiment of the present application also provides a kind of fingerprint recognition system, which includes as described in Fig. 1 to Fig. 9
Detection device, solve that current fingerprint recognition touch sensing stand-by power consumption is excessively high, the difficulty of super long standby time scene can not be applied to
Topic, complete machine is standby to be may be implemented close to 0 power consumption.
It is understood that the size of the serial number of above steps is not meant in the various embodiments of the application
Execution sequence it is successive, the execution of each step sequence should be determined by its function and internal logic, without coping with the embodiment of the present application
Implementation process constitute any restriction.
The above, above embodiments are only to illustrate the technical solution of the application, rather than its limitations；Although referring to before
Embodiment is stated the application is described in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and scope of each embodiment technical solution of the application that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of detection device applied to touch technology, which is characterized in that the detection device includes:
First electrode, second electrode, parameter detection module；
The first electrode and the second electrode interval are arranged；
The parameter detection module is electrically connected with one end of the first electrode and one end of the second electrode respectively；
When the other end of the other end of the first electrode and the second electrode receives the touch-control of the first object and connects,
The parameter detection module detects the first Parameters variation between the first electrode and the second electrode, first parameter
Variation is used to indicate the change of the touch-control state between the first electrode and the second electrode.
2. the detection device according to claim 1 applied to touch technology, which is characterized in that the number of the first electrode
It is multiple for measuring, and the quantity of the second electrode is multiple；
The first electrode is specifically included with second electrode interval setting:
Multiple first electrodes and multiple second electrode intervals are arranged.
3. the detection device according to claim 1 applied to touch technology, which is characterized in that the first electrode and/
Or the shape of the second electrode is annular or rectangular.
4. the detection device according to claim 1 applied to touch technology, which is characterized in that the detection device is also wrapped
Include third electrode and the 4th electrode；
The third electrode and the 4th electrode gap are arranged；
The parameter detection module is electrically connected with one end of the third electrode and one end of the 4th electrode respectively；
When the other end of the other end of the third electrode and the 4th electrode receives the touch-control of the second object and connects,
The parameter detection module detects the second Parameters variation between the third electrode and the 4th electrode, second parameter
Variation is used to indicate the change of the touch-control state between the third electrode and the 4th electrode.
5. the detection device according to claim 4 applied to touch technology, which is characterized in that the detection device is also wrapped
Include signal processing module；
The signal processing module and the parameter detection module are electrically connected, and the signal processing module is used for described first
Parameters variation and/or second Parameters variation carry out signal optimization.
6. the detection device according to claim 5 applied to touch technology, which is characterized in that the signal processing module
Include:
The signal processing module includes enhanced processing module and/or attenuation processing module and/or filtering processing module and/or swashs
Encourage processing module.
7. the detection device according to any one of claims 1 to 6 applied to touch technology, which is characterized in that the inspection
Surveying device further includes high value resistor；
The high value resistor is electrically connected with one end of the first electrode and the parameter detection module respectively；
And/or
The high value resistor is electrically connected with one end of the second electrode and the parameter detection module respectively.
8. the detection device according to any one of claims 1 to 6 applied to touch technology, which is characterized in that the ginseng
Number detection module includes voltage detection module and/or current detection module.
9. the detection device according to claim 8 applied to touch technology, which is characterized in that the parameter detection module
For voltage detection module.
10. a kind of fingerprint recognition system, which is characterized in that the fingerprint recognition system includes such as any one of claim 1 to 9 institute
The detection device applied to touch technology stated.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821912233.9U CN209514573U (en) | 2018-11-20 | 2018-11-20 | A kind of detection device applied to touch technology, fingerprint recognition system |
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| CN201821912233.9U CN209514573U (en) | 2018-11-20 | 2018-11-20 | A kind of detection device applied to touch technology, fingerprint recognition system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109189274A (en) * | 2018-11-20 | 2019-01-11 | 深圳芯邦科技股份有限公司 | A kind of detection device applied to touch technology, fingerprint recognition system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109189274A (en) * | 2018-11-20 | 2019-01-11 | 深圳芯邦科技股份有限公司 | A kind of detection device applied to touch technology, fingerprint recognition system |
| CN109189274B (en) * | 2018-11-20 | 2024-06-07 | 深圳芯邦科技股份有限公司 | Detection device applied to touch technology and fingerprint identification system |
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