CN105654076A - Front-multifunction-integrated fingerprint identification module - Google Patents
Front-multifunction-integrated fingerprint identification module Download PDFInfo
- Publication number
- CN105654076A CN105654076A CN201610209486.9A CN201610209486A CN105654076A CN 105654076 A CN105654076 A CN 105654076A CN 201610209486 A CN201610209486 A CN 201610209486A CN 105654076 A CN105654076 A CN 105654076A
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- China
- Prior art keywords
- fingerprint recognition
- wiring board
- becket
- cover plate
- pcb
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- 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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Classifications
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- 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
Abstract
The invention discloses a front-multifunction-integrated fingerprint identification module. The fingerprint identification module comprises a fingerprint identification module body and two function keys, wherein the fingerprint identification module body comprises a cover plate, a fingerprint identification chip and a circuit board which are sequentially superimposed together; the fingerprint identification module body is embedded in a panel borehole preset in a position, corresponding to a home key, of a front panel of a mobile phone; the two function keys are buried in the lower part, corresponding to a back key and a menu key, of the front panel of the mobile phone, and are connected to a drive port of the fingerprint identification module body through an FPC (flexible printed circuit) board A. The fingerprint identification module integrates the home key, the back key and the menu key, thereby achieving functions of the fingerprint identification module body, reducing the structural design cost, optimizing the whole structure, lowering the cost, and providing an experience function for a mobile phone user.
Description
Technical field
The present invention relates to technical field of semiconductor encapsulation, be specifically related to a kind of front integrated fingerprint recognition module of Multifunctional centralized.
Background technology
Fingerprint recognition module because having safe invariance, stablize uniqueness, the characteristic such as the convenient and swift property of mobile payment, the products such as smartpone, ipad, laptop, computer, car obtain increasingly wider application, being arranged in mobile phone from 2014-2015 fingerprint recognition module, fingerprint recognition module is in flourish state. Tradition front fingerprint recognition module is mainly made up of FPC wiring board, reinforcement steel plate, fingerprint recognition chip, cover plate and becket, fingerprint recognition module is placed in the panel borehole of mobile phone faceplate home key position, but, there are the following problems and deficiency for such fingerprint recognition module:
1, when finger is pressed into position on becket limit, finger does not directly touch the position of fingerprint recognition chip upper cover plate, and fingerprint recognition chip does not recognize fingermark image, it is impossible to realize that fingerprint recognition unlocks, cold screen wakes up and the function of home key;
2, to realize home key, return key (back), Menu key (menu) function also to design independent FPC plate, so, FPC plate and fingerprint recognition mould splits offer meter, and two parts independent design can increase the complex structural designs of complete machine, relatively costly.
Summary of the invention
In order to solve above-mentioned technical problem, the present invention proposes a kind of front integrated fingerprint recognition module of Multifunctional centralized, become one formula by home key, return key, Menu key, achieve the function of fingerprint recognition module, decrease again structural design cost, also optimize the structure of complete machine, it is possible to better meet client to fingerprint recognition module multifunction and integrated demand.
The technical scheme is that and be achieved in that:
A kind of front integrated fingerprint recognition module of Multifunctional centralized, including fingerprint recognition assembly and two function keys, described fingerprint recognition assembly includes being sequentially stacked cover plate together, fingerprint recognition chip and wiring board, described fingerprint recognition assembly is embedded in the panel borehole that mobile phone front panel correspondence home key position is preset, below two described function key embedment mobile phone front panel correspondence return keys and Menu key, and two described function keys are connected on the driving port of described fingerprint recognition chip by FPC wiring board A.
Further, described fingerprint recognition assembly also includes becket and switch member, described wiring board is PCB, described cover plate and fingerprint recognition chip are located in described becket, the downside of described becket is bonded on the upside of described PCB, being incorporated in described panel borehole outside described becket, described switch member is located at middle side part under described PCB, and described switch member is electrically connected to mobile phone by described PCB and adapter and controls port.
Further, described fingerprint recognition assembly also includes becket and switch member, described wiring board is FPC wiring board B, described FPC wiring board B includes 180 �� of back-to-back first joint portions fit together of bending and the second joint portion, described cover plate and fingerprint recognition chip are located in described becket, the downside of described becket is bonded on the upside of described first joint portion, it is incorporated in described panel borehole outside described becket, described switch member is located on the downside of described second joint portion, described switch member is electrically connected to mobile phone by described PCB and adapter and controls port.
Further, described fingerprint recognition assembly includes becket, described wiring board is PCB or FPC wiring board B, described cover plate and fingerprint recognition chip are located in described becket, the downside of described becket is bonded on the upside of described PCB or FPC wiring board B, is incorporated in described panel borehole outside described becket.
Further, described wiring board is PCB or FPC wiring board B, and the outside of the described cover plate being superimposed together and described fingerprint recognition chip is directly combined in described panel borehole.
Further, sealing is filled in the gap between outside described fingerprint recognition chip and inside described becket.
Further, described cover plate and described fingerprint recognition chip use glue or glued membrane to fit together, described wiring board is connected by SMT tin cream with the LGA pad of described fingerprint recognition chip, and the peripheral component of described fingerprint recognition chip is located on described FPC wiring board A near the position of fingerprint recognition assembly.
Further, generally circular in shape, square, the oval or track type of described panel borehole and/or described cover plate.
Further, described switch member is metal dome, touch-switch or pressing type shell fragment.
Further, described function key is " returning " font or " E " font.
The invention has the beneficial effects as follows: based on existing general front fingerprint recognition module, the present invention proposes a kind of front integrated fingerprint recognition module of Multifunctional centralized, this front Multifunctional centralized integrated fingerprint recognition module is by integrated for home, back, menu keyset, achieve the function of fingerprint recognition module, decrease again structural design cost, optimize the structure of complete machine, decrease cost, it is provided that the Consumer's Experience function of mobile phone. Return key and Menu key function press two described function keys by finger and realize; Home key function is by pressing the front of fingerprint recognition module, and conducting one is connected to mobile phone and controls the switch member realization of port, or, the becket whether home key function contacts fingerprint recognition module by the TX Function detection finger of fingerprint recognition chip realizes; Or, home key function detects finger signal by the cover plate directly pressed above fingerprint recognition chip and realizes.
Accompanying drawing explanation
Fig. 1 is fingerprint recognition modular structure schematic diagram in the embodiment of the present invention 1;
Fig. 2 is fingerprint recognition modular structure schematic diagram in the embodiment of the present invention 2;
Fig. 3 is fingerprint recognition modular structure schematic diagram in the embodiment of the present invention 3;
Fig. 4 is fingerprint recognition modular structure schematic diagram in the embodiment of the present invention 4;
In conjunction with accompanying drawing, make the following instructions:
1 fingerprint recognition assembly 11 cover plate
12 fingerprint recognition chip 13 FPC wiring board B
131 first joint portion, joint portions 132 second
14 becket 15 switch member
16 PCB 17 glue or glued membranes
18 peripheral component 2 function keys
3 front panel 31 panel boreholes
4 FPC wiring board A
Detailed description of the invention
In order to be more clearly understood that the technology contents of the present invention, describing in detail especially exemplified by following example, it limits the scope of the invention only for purpose of being best understood from present disclosure.
Embodiment 1
As shown in Figure 1, a kind of front integrated fingerprint recognition module of Multifunctional centralized, including fingerprint recognition assembly 1 and two function keys 2, described fingerprint recognition assembly includes being sequentially stacked cover plate 11 together, fingerprint recognition chip 12 and wiring board, also include becket 14 and switch member 15, wiring board is PCB 16, and described cover plate and fingerprint recognition chip are located in described becket, described cover plate and filling sealing in the gap between outside fingerprint recognition chip and inside described becket. The downside of described becket is bonded on the upside of described PCB, it is embedded in the panel borehole 31 that the corresponding home key position of mobile phone front panel 3 is preset outside described becket, described switch member is located at middle side part under described PCB, when being embodied as, described switch member can fit in PCB by SMT, and described switch member is electrically connected to mobile phone by described PCB and adapter and controls port; Below two described function key embedment mobile phone front panel correspondence return keys and Menu key, and two described function keys are connected on the driving port of described fingerprint recognition chip by FPC wiring board A4. When being embodied as, described cover plate and described fingerprint recognition chip use glue or glued membrane 17 to fit together, described wiring board is connected by SMT tin cream with the LGA pad of described fingerprint recognition chip, the peripheral component 18 of described fingerprint recognition chip (includes electric capacity, resistance, diode, TVS, magnetic resistance, scale-up version chip etc.) it is located on described FPC wiring board A near the position of fingerprint recognition assembly. So, home key function can pass through to press the front of fingerprint recognition module, and switch member is switched on, and controls port by wiring board, adapter to mobile phone and realizes; The drive end cause for gossip that return key and Menu key function are connected to fingerprint recognition chip by finger pressing function key position is existing, the situation that return key and Menu key do not press simultaneously, it is possible to drive the signal that port assignment is different to realize by the one of fingerprint recognition chip.
Embodiment 2
As shown in Figure 2, the present embodiment 2 comprises most of technical characteristic of embodiment 1, it is distinctive in that, described wiring board is FPC wiring board B13, described FPC wiring board B includes 180 �� of back-to-back first joint portion 131 and second joint portions 132 fit together of bending, the downside of described becket is bonded on the upside of described first joint portion, and described switch member is located on the downside of described second joint portion. When being embodied as, switch member can be fitted on second joint portion of FPC wiring board B by SMT, is then fitted in the back side of the first joint portion after 180 �� of bendings by glued membrane, and makes switch member be positioned at the underface of fingerprint recognition chip. In the same manner as in Example 1, home key function is by pressing the front of fingerprint recognition module, and switch member is switched on for the present embodiment 2, controls port by wiring board, adapter to mobile phone and realizes;The drive end cause for gossip that return key and Menu key function are connected to fingerprint recognition chip by finger pressing function key position is existing, the situation that return key and Menu key do not press simultaneously, it is possible to drive the signal that port assignment is different to realize by the one of fingerprint recognition chip.
Embodiment 3
As shown in Figure 3, a kind of front integrated fingerprint recognition module of Multifunctional centralized, including fingerprint recognition assembly 1 and two function keys 2, described fingerprint recognition assembly includes being sequentially stacked cover plate 11 together, fingerprint recognition chip 12 and wiring board, also include becket 14, wiring board is PCB 16 or FPC wiring board B, and described cover plate and fingerprint recognition chip are located in described becket, described cover plate and filling sealing in the gap between outside fingerprint recognition chip and inside described becket. Cover plate and described fingerprint recognition chip use glue or glued membrane 17 to fit together, described wiring board is connected by SMT tin cream with the LGA pad of described fingerprint recognition chip, the downside of described becket is bonded on the upside of described PCB or FPC wiring board B, is embedded in the panel borehole 31 that the corresponding home key position of mobile phone front panel 3 is preset outside described becket; Below two described function key embedment mobile phone front panel correspondence return keys and Menu key, and two described function keys are connected on the driving port of described fingerprint recognition chip by FPC wiring board A4. The peripheral component 18 of described fingerprint recognition chip is located on described FPC wiring board A near the position of fingerprint recognition assembly. So, whether home key function can contact the becket realization of fingerprint recognition module by the TX Function detection finger of fingerprint recognition chip, the drive end cause for gossip that return key and Menu key function are connected to fingerprint recognition chip by finger pressing function key position is existing, the situation that return key and Menu key do not press simultaneously, it is possible to drive the signal that port assignment is different to realize by the one of fingerprint recognition chip.
Embodiment 4
As shown in Figure 4, a kind of front integrated fingerprint recognition module of Multifunctional centralized, including fingerprint recognition assembly 1 and two function keys 2, described fingerprint recognition assembly includes being sequentially stacked cover plate 11 together, fingerprint recognition chip 12 and wiring board, wiring board is PCB 16 or FPC wiring board B, and the described cover plate being superimposed together is directly combined to the outside of described fingerprint recognition chip in the panel borehole 31 that the corresponding home key position of mobile phone front panel 3 is default. Cover plate and described fingerprint recognition chip use glue or glued membrane 17 to fit together, and described wiring board is connected by SMT tin cream with the LGA pad of described fingerprint recognition chip. Below two described function key embedment mobile phone front panel correspondence return keys and Menu key, and two described function keys are connected on the driving port of described fingerprint recognition chip by FPC wiring board A4. The peripheral component 18 of described fingerprint recognition chip is located on described FPC wiring board A near the position of fingerprint recognition assembly. So, home key function can directly press the cover plate above fingerprint recognition chip to detect that finger signal realizes; The drive end cause for gossip that return key and Menu key function are connected to fingerprint recognition chip by finger pressing function key position is existing, the situation that return key and Menu key do not press simultaneously, it is possible to drive the signal that port assignment is different to realize by the one of fingerprint recognition chip.
In above-described embodiment 1-4, optionally, panel borehole can be circular, square, oval or track type. The shape of described cover plate can be circular, square, oval or track type. Described switch member can be metal dome, touch-switch or pressing type shell fragment. Cover plate material can be sapphire cover plate, glass cover-plate or ceramic cover plate. Function key can be designed to " returning " font or be designed to " E " font.
Above example is with reference to accompanying drawing, to a preferred embodiment of the present invention will be described in detail. Those skilled in the art by carrying out amendment on various forms or change to above-described embodiment, but when without departing substantially from the essence of the present invention, all drops within protection scope of the present invention.
Claims (10)
1. the integrated fingerprint recognition module of front Multifunctional centralized, it is characterized in that: include fingerprint recognition assembly (1) and two function keys (2), described fingerprint recognition assembly includes the cover plate (11) being sequentially stacked together, fingerprint recognition chip (12) and wiring board, described fingerprint recognition assembly is embedded in the panel borehole (31) that the corresponding home key position of mobile phone front panel (3) is preset, below two described function key embedment mobile phone front panel correspondence return keys and Menu key, and two described function keys are connected on the driving port of described fingerprint recognition chip by FPC wiring board A (4).
2. the integrated fingerprint recognition module of front according to claim 1 Multifunctional centralized, it is characterized in that: described fingerprint recognition assembly also includes becket (14) and switch member (15), described wiring board is PCB (16), described cover plate and fingerprint recognition chip are located in described becket, the downside of described becket is bonded on the upside of described PCB, it is incorporated in described panel borehole outside described becket, described switch member is located at middle side part under described PCB, described switch member is electrically connected to mobile phone by described PCB and adapter and controls port.
3. the integrated fingerprint recognition module of front according to claim 1 Multifunctional centralized, it is characterized in that: described fingerprint recognition assembly also includes becket (14) and switch member (15), described wiring board is FPC wiring board B (13), described FPC wiring board B includes 180 �� of back-to-back first joint portions (131) fit together of bending and the second joint portion (132), described cover plate and fingerprint recognition chip are located in described becket, the downside of described becket is bonded on the upside of described first joint portion, it is incorporated in described panel borehole outside described becket, described switch member is located on the downside of described second joint portion, described switch member is electrically connected to mobile phone by described PCB and adapter and controls port.
4. the integrated fingerprint recognition module of front according to claim 1 Multifunctional centralized, it is characterized in that: described fingerprint recognition assembly includes becket (14), described wiring board is PCB (16) or FPC wiring board B, described cover plate and fingerprint recognition chip are located in described becket, the downside of described becket is bonded on the upside of described PCB or FPC wiring board B, is incorporated in described panel borehole outside described becket.
5. the integrated fingerprint recognition module of front according to claim 1 Multifunctional centralized, it is characterized in that: described wiring board is PCB (16) or FPC wiring board B, the outside of the described cover plate being superimposed together and described fingerprint recognition chip is directly combined in described panel borehole.
6. the integrated fingerprint recognition module of front Multifunctional centralized according to Claims 2 or 3 or 4, it is characterised in that: fill sealing in the gap outside described fingerprint recognition chip and between inside described becket.
7. the integrated fingerprint recognition module of front according to claim 1 Multifunctional centralized, it is characterized in that: described cover plate and described fingerprint recognition chip use glue or glued membrane (17) to fit together, described wiring board is connected by SMT tin cream with the LGA pad of described fingerprint recognition chip, and the peripheral component (18) of described fingerprint recognition chip is located on described FPC wiring board A near the position of fingerprint recognition assembly.
8. the integrated fingerprint recognition module of front according to claim 1 Multifunctional centralized, it is characterised in that: generally circular in shape, square, the oval or track type of described panel borehole and/or described cover plate.
9. the integrated fingerprint recognition module of front Multifunctional centralized according to Claims 2 or 3, it is characterised in that: described switch member is metal dome, touch-switch or pressing type shell fragment.
10. the integrated fingerprint recognition module of front according to claim 1 Multifunctional centralized, it is characterised in that: described function key is " returning " font or " E " font.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610209486.9A CN105654076B (en) | 2016-04-06 | 2016-04-06 | Front multifunctional integrated fingerprint identification module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610209486.9A CN105654076B (en) | 2016-04-06 | 2016-04-06 | Front multifunctional integrated fingerprint identification module |
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| CN105654076A true CN105654076A (en) | 2016-06-08 |
| CN105654076B CN105654076B (en) | 2022-06-14 |
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| CN106293422A (en) * | 2016-08-05 | 2017-01-04 | 珠海格力电器股份有限公司 | A kind of mobile terminal and mobile terminal by the method for key control |
| CN106445234A (en) * | 2016-10-08 | 2017-02-22 | 南昌欧菲光科技有限公司 | Touch display device |
| CN107071093A (en) * | 2016-12-20 | 2017-08-18 | 广东美晨通讯有限公司 | Mobile phone and its fingerprint module |
| CN107566574A (en) * | 2017-09-22 | 2018-01-09 | 河源市美晨联合智能硬件电子研究院 | Fingerprint module, battery cover component and mobile terminal with keypress function |
| CN107632754A (en) * | 2017-09-12 | 2018-01-26 | 惠州Tcl移动通信有限公司 | Key control method, mobile terminal and storage medium based on fingerprint identification module |
| CN107979669A (en) * | 2017-12-12 | 2018-05-01 | 江苏凯尔生物识别科技有限公司 | Touch-control fingerprint component for smart mobile phone |
| CN108401058A (en) * | 2017-02-08 | 2018-08-14 | 惠州Tcl移动通信有限公司 | A kind of mobile terminal and its touch method with multiple physical buttons |
| CN108664898A (en) * | 2018-04-19 | 2018-10-16 | 蚌埠华特科技有限公司 | A kind of fingerprint module group assembling method improving gap |
| CN109427696A (en) * | 2017-08-25 | 2019-03-05 | 致伸科技股份有限公司 | Fingerprint sensing chip encapsulating structure |
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| CN109427696A (en) * | 2017-08-25 | 2019-03-05 | 致伸科技股份有限公司 | Fingerprint sensing chip encapsulating structure |
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| CN107632754B (en) * | 2017-09-12 | 2020-07-14 | 惠州Tcl移动通信有限公司 | Key control method based on fingerprint identification module, mobile terminal and storage medium |
| CN107566574A (en) * | 2017-09-22 | 2018-01-09 | 河源市美晨联合智能硬件电子研究院 | Fingerprint module, battery cover component and mobile terminal with keypress function |
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