CN108256389A - Fingerprint recognition button and electronic device - Google Patents
Fingerprint recognition button and electronic device Download PDFInfo
- Publication number
- CN108256389A CN108256389A CN201611236366.4A CN201611236366A CN108256389A CN 108256389 A CN108256389 A CN 108256389A CN 201611236366 A CN201611236366 A CN 201611236366A CN 108256389 A CN108256389 A CN 108256389A
- Authority
- CN
- China
- Prior art keywords
- pressure sensitivity
- fingerprint
- circuit
- film
- recognition button
- 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.)
- Withdrawn
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
- G06V40/1306—Sensors therefor non-optical, e.g. ultrasonic or capacitive sensing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/14—Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators
- G01L1/142—Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators using capacitors
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/96—Touch switches
- H03K17/962—Capacitive touch switches
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Image Input (AREA)
Abstract
The present invention disclose a kind of fingerprint recognition button include successively sequence set cover board or protective coating, fingerprint chip, circuit board, with reference to glue, pressure sensitivity film and protective layer；The fingerprint chip is pressed on the finger print information in the cover board or protective coating for acquisition；The circuit board includes fingerprint circuit, and the fingerprint circuit is electrically connected to control the fingerprint chip operation with the fingerprint chip；The combination glue is used to be bonded the circuit board and the pressure sensitivity film；The pressure sensitivity film is used to sense the pressing force being pressed in the cover board or protective coating and is converted into corresponding pressure sensitivity electric signal；The protective layer is provided with pressure sensitivity circuit；The pressure sensitivity circuit is electrically connected to control the pressure sensitivity thin film work and export the pressure sensitivity electric signal with the pressure sensitivity film；The protective layer is additionally operable to protect the pressure sensitivity film.Invention additionally discloses a kind of electronic devices.
Description
Technical field
The present invention relates to display technologies, and in particular to a kind of fingerprint recognition button and electronic device.
Background technology
The existing physical button equipped with fingerprint identification module, can only identify the fingerprint of user, and cannot detect user
The size of the power of finger pressing physical button so that its application range is limited, and the usage experience of user is not up to best.
Invention content
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, the present invention carries
Go out a kind of fingerprint recognition button and electronic device.
The fingerprint recognition button of embodiment of the present invention includes the cover board or protective coating, fingerprint core of sequence setting successively
Piece, circuit board, with reference to glue, pressure sensitivity film and protective layer；The fingerprint chip is pressed on the cover board or protection painting for acquiring
Finger print information on layer；The circuit board includes fingerprint circuit, and the fingerprint circuit is electrically connected to control with the fingerprint chip
The fingerprint chip operation；The combination glue is used to be bonded the circuit board and the pressure sensitivity film；The pressure sensitivity film is used for
Sense the pressing force being pressed in the cover board or protective coating and be converted into corresponding pressure sensitivity electric signal；The protective layer setting
There is pressure sensitivity circuit；The pressure sensitivity circuit is electrically connected to control the pressure sensitivity thin film work and export the pressure with the pressure sensitivity film
Electrification signal；The protective layer is additionally operable to protect the pressure sensitivity film.
In above-mentioned fingerprint recognition button, since fingerprint recognition button includes fingerprint chip and pressure sensitivity film, fingerprint is known
Other button can acquire the fingerprint being pressed on fingerprint recognition button and the pressing force being pressed on fingerprint recognition button simultaneously
Size.
In some embodiments, the pressure sensitivity circuit is electrically connected to control the pressure sensitivity film work with the pressure sensitivity film
Make and export pressure sensitivity signal to include：The pressure sensitivity circuit controls the pressure sensitivity film sensing to be pressed on the cover board or protective coating
On pressing force and export corresponding pressure sensitivity electric signal.
In some embodiments, the circuit board includes the first face, and the fingerprint circuit is formed on first face,
The fingerprint chip is arranged on first face.
In some embodiments, the protective layer includes the second face, and the pressure sensitivity circuit is formed on second face,
The pressure sensitivity film is arranged on second face.
In some embodiments, the fingerprint circuit and the pressure sensitivity circuit are non-electric-connecting independently of one another or pass through and connect
Line is electrically connected.
In some embodiments, the combination glue is non-conductive glue.
In some embodiments, the fingerprint recognition button further includes gasket, the gasket and the pressure sensitivity film point
It is not arranged on the opposite both sides of the protective layer.
The electronic device of embodiment of the present invention is pressed including the fingerprint recognition described in ontology, above-mentioned any one embodiment
Key, the fingerprint recognition button setting is on the body.
The electronic device of the present invention collected is pressed on fingerprint recognition button using the fingerprint chip of fingerprint recognition button
On finger print information and the pressure sensitivity electric signal control electronic device of pressure sensitivity circuit output perform different operation, expand application
Range improves user experience.
In some embodiments, the electronic device further include be arranged in the ontology and with the fingerprint recognition by
The control device of key electrical connection, the control device are used to the electronic device be controlled to perform the first behaviour according to the finger print information
Make or/and for the electronic device being controlled to perform the second operation according to pressure sensitivity electric signal.
In some embodiments, the electronic device further include be arranged in the ontology and with the fingerprint recognition by
The control device of key electrical connection, the control device include memory module, comparison module and control module.The memory module is used
Finger print information collected for the first time in storing default pressure sensitivity electric signal corresponding with default pressing force and as fingerprint template.Institute
Comparison module is stated for the pressure sensitivity electric signal that the pressure sensitivity circuit generates and the default pressure sensitivity signal and the first ratio of output
Compared with as a result, and for more non-finger print information collected for the first time and the fingerprint template and exporting the second comparison result.It is described
Control module is used to control fingerprint contactor according to first comparison result and controls institute according to second comparison result
It states electronic device and performs first operation.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
It obtains significantly or is recognized by the practice of the present invention.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention is from combining in description of the accompanying drawings below to embodiment by change
It obtains significantly and is readily appreciated that, wherein：
Fig. 1 is the schematic diagram of the electronic device of certain embodiments of the present invention.
Fig. 2 is the structure diagram of the fingerprint recognition button of electronic device in Fig. 1.
Fig. 3 is the module diagram of the control device of the electronic device of certain embodiments of the present invention.
Fig. 4 is the fingerprint chip of embodiment of the present invention and the structure diagram of circuit board.
Fig. 5 is the pressure sensitivity film of embodiment of the present invention and the structure diagram of protective layer.
Fig. 6 is the structure diagram of the fingerprint recognition button of another embodiment of the present invention.
Fig. 7 is the structure diagram of the fingerprint recognition button of a further embodiment of the present invention.
Specific embodiment
Embodiments of the present invention are described further below in conjunction with attached drawing.Same or similar label is from beginning in attached drawing
To the whole element for representing same or similar element or there is same or like function.
In addition, the embodiments of the present invention described below in conjunction with the accompanying drawings are exemplary, it is only used for explaining the present invention's
Embodiment, and be not considered as limiting the invention.
Referring to Fig. 1, embodiment of the present invention provide electronic device 100 include fingerprint recognition button 10, ontology 20 with
And control device 30.Fingerprint recognition button 10 is arranged on ontology 20, and control device 30 is arranged in ontology 20 and knows with fingerprint
Other button 10 is electrically connected.Electronic device 100 can be mobile phone, tablet computer, laptop, personal digital assistant, intelligent hand
Any one in the Wearables such as ring, smartwatch.Present embodiment only using electronic device 100 for mobile phone as example into
Row explanation.
Referring to Fig. 2, fingerprint recognition button 10 includes the cover board 11 or protective coating 11, fingerprint chip of sequence setting successively
12nd, circuit board 13, with reference to glue 17, pressure sensitivity film 14 and protective layer 15.For direction shown in FIG. 1, fingerprint chip 12 is set
In cover board 11 or the lower section of protective coating 11, circuit board 13 is arranged on the lower section of fingerprint chip 12, and circuit is arranged on reference to glue 17
13 lower section of plate, pressure sensitivity film 14 are arranged on the lower section with reference to glue 17, and protective layer 15 is arranged on the lower section of pressure sensitivity film 14；It if will figure
1 rotates 180 degree, then fingerprint chip 12 is arranged on the top of cover board 11 or protective coating 11, and circuit board 13 is arranged on fingerprint chip
12 top is arranged on 13 top of circuit board with reference to glue 17, and pressure sensitivity film 14 is arranged on the top with reference to glue 17, and protective layer 15 is set
It puts in the top of pressure sensitivity film 14, fingerprint recognition button 10 of the present invention, which is sequentially set, includes above two mode.
Cover board 11 can be glass cover-plate, metal cover board, and cover board 11 is used to that fingerprint chip 12 to be avoided to be in direct contact simultaneously with the external world
Fingerprint chip 12 is avoided to be scraped.
Protective coating 11 can be that any one or more combination in anti-fingerprint coating, superabrasive layer, scratch resistant layer etc. is formed, and protect
Shield coating 11 is used to that fingerprint chip 12 to be avoided to be in direct contact with the external world and fingerprint chip 12 is avoided to be scraped or greasy dirt is avoided to glue
It is attached in protective coating 11.
Fingerprint chip 12 is pressed on the finger print information in cover board 11 or protective coating 11 for acquisition.Fingerprint chip 12 can be with
It is appointing in optical finger print chip, capacitive fingerprint chip, ultrasonic fingerprint chip, pressure sensitivity fingerprint chip, radio-frequency fingerprint chip etc.
Meaning is a kind of.
Circuit board 13 is hardboard, and circuit board 13 includes 131 and first face 133 of fingerprint circuit.Fingerprint circuit 131 is formed in
It is electrically connected that fingerprint chip 12 is controlled to work on first face 133 and with fingerprint chip 12.Fingerprint circuit 131 and 12 electricity of fingerprint chip
Connection is included so that fingerprint chip 12 is controlled to work：Fingerprint circuit 131 controls 12 acquisition of fingerprint chip to be pressed on cover board 11 or protection
Finger print information on coating 11, finger print information include the profile of fingerprint.In present embodiment, fingerprint chip 12 passes through viscose glue gluing
Mode be mounted on circuit board 13 the first face 133 on.
It is non-conductive glue with reference to glue 17, for being bonded circuit board 13 and pressure sensitivity film 17 and avoiding circuit board 13 and pressure sensitivity
Film 14 is electrically connected.Can be diallyl fumarate glue or liquid non-conductive adhesive with reference to glue 17.
Pressure sensitivity film 14 is made of pressure sensitivity material, and when pressure sensitivity film 14 is under pressure effect, pressure sensitivity film 14 can foundation
Piezoelectric effect converts the pressure to electric signal, that is to say, that pressure sensitivity film 14 is pressed on cover board 11 or protective coating for sensing
Pressing force on 11 is simultaneously converted into corresponding pressure sensitivity electric signal.In present embodiment, pressure sensitivity film 14 is by Kynoar
(Polyvinylidene fluoride, PVDF) is made.
Protective layer 15 includes 152 and second face 154 of pressure sensitivity circuit, and pressure sensitivity circuit 152 is formed on the second face 154, pressure sensitivity
Film 14 is arranged on the second face 154, and pressure sensitivity circuit 152 is electrically connected that pressure sensitivity film 14 is controlled to work and defeated with pressure sensitivity film 14
Go out pressure sensitivity electric signal.Pressure sensitivity circuit 152 is electrically connected that pressure sensitivity film 14 is controlled to work and exports pressure sensitivity telecommunications with pressure sensitivity film 14
Number include：Pressure sensitivity circuit 152 controls 14 sensing of pressure sensitivity film to be pressed on cover board 11 or the pressing force in protective coating 11 and output
Corresponding pressure sensitivity electric signal.Protective layer 15 is made of non-conductive wear-resistant material, it may also be used for protection pressure sensitivity film 14.It is non-conductive
Property wear-resistant material include high molecular abrasion-proof material, ceramic wear-resisting material etc..For example, high molecular abrasion-proof material include abrasive rubber,
Polyurethane, polyethylene etc..Ceramic wear-resisting material includes silicon carbide ceramics, silicon nitride ceramics, aluminium oxide ceramics etc..
Control device 30 is to be electrically connected with fingerprint circuit 131 and pressure sensitivity circuit 152, for being controlled according to finger print information
Electronic device 100 performs the first operation and for electronic device 100 being controlled to perform the second operation according to pressure sensitivity electric signal.First
Operation include encryption, decryption, payment etc., for example, typing finger print information using as unlatching electronic device 100 itself password or
Person is as the password for opening 100 internal applications formula of electronic device；Alternatively, finger print information is inputted to unlock electronic device 100
Body opens 100 internal applications of electronic device；Or using finger print information as payment when by the use of e-payment formula
Instruction etc..Second operation includes：(1) controlled according to strength, for example, micro- power performs the switching of browsing pages, middle power performs should
With between formula switching, return to homepage etc. energetically；(2) it is controlled according to pressure number, such as clicks execution and choose, double-click execution
It opens, three hit execution closing etc..
The electronic device 100 of the present invention is known using the collected fingerprint that is pressed on of fingerprint chip 12 of fingerprint recognition button 10
The pressure sensitivity electric signal control electronic device 100 that finger print information and pressure sensitivity circuit 152 on other button 10 export performs different behaviour
Make, expand application range, improve user experience.
When the setting of protective layer 15 makes the generation of 10 depressed power of fingerprint recognition button mobile, pressure sensitivity film 14 can be avoided
Bottom surface pressure sensitivity film 14 is caused to wear with the friction of external structure (not shown).Meanwhile non-conductive wear-resistant material can be reduced
The abrasion of protective layer 15, and then improve the service life of fingerprint recognition button 10.
Due to PVDF piezoelectric film soft texture, light-weight, matching status is good, and PVDF piezoelectric film shakes in the flexible of thickness direction
Dynamic harmonics rate is very high, can obtain wider flat response, and frequency response width is much better than Common piezoelectricity ceramic transducer.Therefore,
Pressure sensitivity film 14 using PVDF piezoelectric film as embodiment of the present invention so that pressure sensitivity film 14 can be by pressing force preferably
Pressure sensitivity electric signal is converted into, and then fingerprint recognition button 10 is enable preferably to identify pressing force and carries out corresponding operating.
Referring to Fig. 3, in some embodiments, control device 30 may include memory module 32, comparison module 34 and control
Molding block 36.Memory module 32 is used to store default pressure sensitivity electric signal corresponding with default pressing force and the head as fingerprint template
Secondary collected finger print information.The pressure sensitivity electric signal that comparison module 34 is used to compare the generation of pressure sensitivity circuit 152 is believed with default pressure sensitivity
Number and export the first comparison result and for more non-finger print information collected for the first time and fingerprint template and output second compared with
As a result.Control module 36 is used to fingerprint circuit 131 be controlled to switch and controlled according to the second comparison result according to the first comparison result
Electronic device 100 performs the first operation.
For example, when the pressing force for being pressed on cover board 11 or protective coating 11 is smaller, pressure sensitivity film 14 deforms upon,
The deformation size of pressure sensitivity film 14 is converted into pressure sensitivity electric signal by pressure sensitivity circuit 152, and pressure sensitivity electric signal at this time is less than default pressure
Electrification signal, comparison module 34 compare pressure sensitivity electric signal and default pressure sensitivity signal and output the first comparison result control module 36
Closed according to the first comparison result control fingerprint circuit 131, fingerprint circuit 131 control fingerprint chip 12 not to be pressed on cover board 11 or
Finger print information in protective coating 11 is acquired.It is pressed on fingerprint recognition button 10 for example, pressure sensitivity film 14 senses
Pressing force is less than a predetermined threshold, such as 0.1 Newtonian time, and fingerprint circuit 131 controls fingerprint chip 12 not know to being pressed on fingerprint
Finger print information on other button 10 is acquired.In this way, when finger accidentally touches fingerprint recognition button 10, fingerprint chip
12 will not identify finger print information immediately, and then maloperation is avoided to bring puzzlement, and be conducive to extend the use longevity of fingerprint chip 12
Life.
When the pressing force being pressed in cover board 11 or protective coating 11 is larger, pressure sensitivity film 14 deforms upon, pressure sensitivity electricity
The deformation size of pressure sensitivity film 14 is converted into pressure sensitivity electric signal by road 152, and pressure sensitivity electric signal at this time is greater than or equal to default pressure
Electrification signal, comparison module 34 compare pressure sensitivity electric signal and default pressure sensitivity signal and the first comparison result of output, control module 36
Fingerprint circuit 131 is controlled to open according to the first comparison result, fingerprint circuit 131 control fingerprint chip 12 to be pressed on cover board 11 or
Finger print information in protective coating 11 is acquired.It is pressed on fingerprint recognition button 10 for example, pressure sensitivity film 14 senses
Pressing force is greater than or equal to a predetermined threshold, such as 0.1 Newtonian time, and fingerprint circuit 131 controls fingerprint chip 12 to refer to being pressed on
Finger print information on line key range 10 is acquired.In this way, when finger accidentally touches fingerprint recognition button 10, fingerprint
Chip 12 will not identify finger print information immediately, and then maloperation is avoided to bring puzzlement, and be conducive to extend making for fingerprint chip 12
Use the service life.
The more non-finger print information collected for the first time of comparison module 34 and fingerprint template and the second comparison result of output.Control
Module 36 controls electronic device 100 to perform the first operation according to the second comparison result.With preceding identical, the first operation herein includes
Encryption, decryption, payment etc., for example, typing finger print information is using as the password for opening electronic device 100 itself or as opening
Open the password of 100 internal applications formula of electronic device；Alternatively, finger print information is inputted to unlock electronic device 100 itself or open
Open 100 internal applications formula of electronic device；Or using finger print information as payment instruction etc. when by the use of e-payment formula.
Referring to Fig. 4, in some embodiments, fingerprint chip 12 can be mounted on the of circuit board 13 by welding manner
On one side on 133.Specifically, fingerprint chip 12 includes die bottom surface 122, and die bottom surface 122 is provided with multiple first weld pads 124.
First face 133 of circuit board 13 is provided with multiple second weld pads 135, and the second weld pad 135 is electrically connected with fingerprint circuit 131, also
It is to say, the second weld pad 135 is the contact that is electrically connected of fingerprint circuit 131.First weld pad 124 is directly electrically connected with the second weld pad 135 and taps into
And it realizes fingerprint chip 12 and is electrically connected with fingerprint circuit 131.
In some embodiments, fingerprint chip 12 can be used threaded connection, engaging, gluing, welding one of them or
The mode of multiple combinations is mounted on the first face 133 of circuit board 13.
Referring to Fig. 5, in some embodiments, pressure sensitivity film 14 can be mounted on the of protective layer 15 by welding manner
On two faces 154.Specifically, pressure sensitivity film 14 includes film bas 142, and film bas 142 is provided with multiple third weld pads 144.
Second face 154 of protective layer 15 is provided with multiple 4th weld pads 156, and the 4th weld pad 156 is electrically connected with pressure sensitivity circuit 152, also
It is to say, the 4th weld pad 156 is the contact that is electrically connected of pressure sensitivity circuit 152.Third weld pad 144 is directly electrically connected with the 4th weld pad 156 and taps into
And it realizes pressure sensitivity film 14 and is electrically connected with pressure sensitivity circuit 152.
In some embodiments, pressure sensitivity film 14 can be used threaded connection, engaging, gluing, welding one of them or
The mode of multiple combinations is mounted on the second face 154 of protective layer 15.
In the above embodiment, fingerprint chip 12 and circuit board 13, pressure sensitivity film 14 and protective layer 15 are direct by weld pad
Electrical connection is so that more compact structure, the space occupied smaller of fingerprint recognition button 10.
In some embodiments, the first weld pad 124 and the second weld pad 135,144 and the 4th weld pad 156 of third weld pad
It can be indirectly electrically connected by connecting line.
In some embodiments, as shown in Figure 1, fingerprint circuit 131 is non-electric-connecting independently of one another with pressure sensitivity circuit 152.
In some embodiments, as shown in fig. 6, fingerprint circuit 131 is electrically connected with pressure sensitivity circuit 152.Specifically, circuit
Plate 13 includes the third face 134 opposite with the first face 133, and third face 134 is formed with the 5th weldering being electrically connected with fingerprint circuit 131
Pad 136, protective layer 15 are formed with the 6th weld pad 158 being electrically connected with pressure sensitivity circuit 152, the 5th weld pad 136 and the 6th weld pad 158
It is electrically connected by connecting line 40.Fingerprint circuit 131 is electrically connected with pressure sensitivity circuit 152 with control device 30 together.
In this way, fingerprint chip 12 and pressure sensitivity film 14 is controlled to work convenient for control device 30.
In some embodiments, circuit board 13 can also be soft board or rigid-flexible circuit board.
Specifically, when circuit board 13 be soft board when, circuit board 13 with it is flexible and with larger fatigue strength etc. it is excellent
Point, when being deformed upon when circuit board 13 is because pressing, the fingerprint circuit 131 that is arranged on circuit board 13 and pressure sensitivity circuit 152
Circuit structure will not be damaged, and then improve the service life of fingerprint recognition button 10.
Referring to Fig. 7, in some embodiments, fingerprint recognition button 10 further includes gasket 16, gasket 16 and pressure sensitivity are thin
Film 14 is separately positioned on the opposite both sides of protective layer 15.
Specifically, gasket 16 is made of the higher material of response rate after having deformation, in this way, work of the gasket 16 in pressing force
It deforms under, cover board 11 or protective coating 11 can move corresponding displacement according to the deformation quantity size of gasket 16.User is led to
It crosses and experiences the displacement of cover board or protective coating 16 and determine the size of pressing force, improve the user using fingerprint recognition button 10
Experience.
In some embodiments, gasket 16 includes foam.
Specifically, foam includes CR foams or is made of the higher material of response rate after having deformation, such as polypropylene plastics
Expanded material (EPP).In this way, the deflection that gasket 16 occurs is directly proportional to the pressing force size that fingerprint recognition button 10 is subject to,
That is, pressing force is bigger, the deflection of gasket 16 is bigger.Meanwhile cover board 11 or protective coating 11 can be according to gaskets 16
Deformation quantity size moves corresponding displacement.User determines the big of pressing force by experiencing the displacement of cover board or protective coating 16
It is small, improve the user experience using fingerprint recognition button 10.
In the present invention unless specifically defined or limited otherwise, fisrt feature can be with "above" or "below" second feature
It is that the first and second features are in direct contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature right over second feature or oblique upper or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward or is merely representative of fisrt feature level height less than second feature.
In the description of this specification, reference term " one embodiment ", " example ", " is specifically shown " some embodiments "
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment of the present invention or example.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It is combined in an appropriate manner in one or more embodiments or example.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the different embodiments or examples described in this specification and the feature of different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (10)
1. a kind of fingerprint recognition button, which is characterized in that including successively sequence setting cover board or protective coating, fingerprint chip,
Circuit board, with reference to glue, pressure sensitivity film and protective layer；The fingerprint chip is pressed on the cover board or protective coating for acquiring
Finger print information；The circuit board includes fingerprint circuit, and the fingerprint circuit is electrically connected described to control with the fingerprint chip
Fingerprint chip operation；The combination glue is used to be bonded the circuit board and the pressure sensitivity film；The pressure sensitivity film is used to sense
The pressing force that is pressed in the cover board or protective coating is simultaneously converted into corresponding pressure sensitivity electric signal；The protective layer is provided with pressure
Inductive circuit；The pressure sensitivity circuit is electrically connected to control the pressure sensitivity thin film work and export the pressure sensitivity electricity with the pressure sensitivity film
Signal；The protective layer is additionally operable to protect the pressure sensitivity film.
2. fingerprint recognition button as described in claim 1, which is characterized in that the pressure sensitivity circuit is electrically connected with the pressure sensitivity film
It connects and is included with controlling the pressure sensitivity thin film work and exporting pressure sensitivity signal：
The pressure sensitivity circuit controls the pressure sensitivity film sensing to be pressed on pressing force and output in the cover board or protective coating
Corresponding pressure sensitivity electric signal.
3. fingerprint recognition button as described in claim 1, which is characterized in that the circuit board includes the first face, the fingerprint
Circuit is formed on first face, and the fingerprint chip is arranged on first face.
4. fingerprint recognition button as described in claim 1, which is characterized in that the protective layer includes the second face, the pressure sensitivity
Circuit is formed on second face, and the pressure sensitivity film is arranged on second face.
5. fingerprint recognition button as described in claim 1, which is characterized in that the fingerprint circuit and the pressure sensitivity circuit are each other
Independence is non-electric-connecting or is electrically connected by connecting line.
6. fingerprint recognition button as described in claim 1, which is characterized in that the combination glue is non-conductive glue.
7. fingerprint recognition button as described in claim 1, which is characterized in that the fingerprint recognition button further includes gasket, institute
State the opposite both sides that gasket is separately positioned on the protective layer with the pressure sensitivity film.
8. a kind of electronic device, the fingerprint recognition button including ontology, as described in claim 1-7 any one, the fingerprint
Key range is set on the body.
9. electronic device as claimed in claim 8, which is characterized in that the electronic device, which further includes, to be arranged in the ontology
And the control device being electrically connected with the fingerprint recognition button, the control device are used for according to finger print information control
Electronic device performs the first operation or/and for the electronic device being controlled to perform the second operation according to pressure sensitivity electric signal.
10. electronic device as claimed in claim 8, which is characterized in that the electronic device, which further includes, is arranged on the ontology
Control device that is interior and being electrically connected with the fingerprint recognition button, the control device include：
Memory module, for storing default pressure sensitivity electric signal corresponding with default pressing force and the acquisition for the first time as fingerprint template
The finger print information arrived；
Comparison module, for the pressure sensitivity electric signal that the pressure sensitivity circuit generates and the default pressure sensitivity signal and output first
Comparison result and for more non-finger print information collected for the first time and the fingerprint template and export the second comparison result；And
Control module, for controlling fingerprint contactor and according to second comparison result according to first comparison result
The electronic device is controlled to perform first operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611236366.4A CN108256389A (en) | 2016-12-28 | 2016-12-28 | Fingerprint recognition button and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611236366.4A CN108256389A (en) | 2016-12-28 | 2016-12-28 | Fingerprint recognition button and electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108256389A true CN108256389A (en) | 2018-07-06 |
Family
ID=62719481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611236366.4A Withdrawn CN108256389A (en) | 2016-12-28 | 2016-12-28 | Fingerprint recognition button and electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108256389A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109766829A (en) * | 2019-01-09 | 2019-05-17 | 昆山国显光电有限公司 | Fingerprint identification device and fingerprint recognition panel |
| CN110363898A (en) * | 2019-07-28 | 2019-10-22 | 刘兴丹 | A kind of device of fingerprint recognition by pressing keys, method |
-
2016
- 2016-12-28 CN CN201611236366.4A patent/CN108256389A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109766829A (en) * | 2019-01-09 | 2019-05-17 | 昆山国显光电有限公司 | Fingerprint identification device and fingerprint recognition panel |
| CN110363898A (en) * | 2019-07-28 | 2019-10-22 | 刘兴丹 | A kind of device of fingerprint recognition by pressing keys, method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10642407B2 (en) | Method and apparatus for classifying touch events on a touch sensitive surface | |
| AU2014380483B2 (en) | Fingerprint recognition device, manufacturing method therefor and electronic device | |
| CN105634459B (en) | Touch sensible switch and electronic device | |
| US20100103112A1 (en) | Fabric type input device | |
| CN108256393A (en) | Fingerprint recognition button and electronic device | |
| CN107787474A (en) | Electronic equipment with multi-functional man-machine interface | |
| US20070200823A1 (en) | Cursor velocity being made proportional to displacement in a capacitance-sensitive input device | |
| CN104794427B (en) | Fingerprint identification device, touch screen and terminal device | |
| US20100084203A1 (en) | Electric pen | |
| CN104834892B (en) | Fingerprint identification device, touch screen and terminal device | |
| CN205375368U (en) | Input device and contain its portable electronic equipment with fingerprint sensor | |
| CN104182739A (en) | Fingerprint identification device and electronic device of fingerprint identification device and packaging method of fingerprint identification device | |
| US8994699B2 (en) | Touch input device | |
| CN104866149A (en) | Intelligent device with function of preventing false touch | |
| WO2001004736A1 (en) | Keyboard type input device and portable information processor | |
| CN103605433B (en) | A kind of Multifunctional somatological input device | |
| CN108256389A (en) | Fingerprint recognition button and electronic device | |
| CN206489581U (en) | Fingerprint recognition button and electronic installation | |
| EP3423922A1 (en) | Keyset fingerprint sensor with backlight | |
| CN105718101A (en) | Touch pad using piezo effect | |
| CN104102353B (en) | Keyboard module and electronic device with same | |
| CN206489582U (en) | Fingerprint recognition button and electronic installation | |
| CN204595874U (en) | Fingerprint identification device, touch screen and terminal device | |
| CN204302878U (en) | Electronic equipment | |
| CN107490956A (en) | The intelligent watch that table comprising input unit is buckled and buckled comprising this table |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 330096 No.699 Tianxiang North Avenue, Nanchang hi tech Industrial Development Zone, Nanchang City, Jiangxi Province Applicant after: Jiangxi OMS Microelectronics Co.,Ltd. Address before: 330013 No.698 Tianxiang Avenue, high tech Zone, Nanchang City, Jiangxi Province Applicant before: OFilm Microelectronics Technology Co.,Ltd. Address after: 330013 No.698 Tianxiang Avenue, high tech Zone, Nanchang City, Jiangxi Province Applicant after: OFilm Microelectronics Technology Co.,Ltd. Address before: 330013 No.698 Tianxiang Avenue, high tech Zone, Nanchang City, Jiangxi Province Applicant before: NANCHANG OFILM BIO-IDENTIFICATION TECHNOLOGY Co.,Ltd. |
|
| CB02 | Change of applicant information | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180706 |
|
| WW01 | Invention patent application withdrawn after publication |