CN205028312U - Fingerprint identification device and electronic equipment - Google Patents
Fingerprint identification device and electronic equipment Download PDFInfo
- Publication number
- CN205028312U CN205028312U CN201520779349.XU CN201520779349U CN205028312U CN 205028312 U CN205028312 U CN 205028312U CN 201520779349 U CN201520779349 U CN 201520779349U CN 205028312 U CN205028312 U CN 205028312U
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- fingerprint identification
- identification device
- circuit board
- printed circuit
- electronic equipment
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Abstract
The utility model relates to a fingerprint identification technology field especially relates to a fingerprint identification device and electronic equipment. The device includes the shell fragment switch, set up in the flexble printed circuit board of shell fragment switch upper surface, the setting is at flexble printed circuit board upper surface, and the chip package structure of being connected with flexble printed circuit board electricity, encapsulate the fingerprint identification sensor in the chip package structure, the setting is at the frame of flexble printed circuit board upper surface, and set up on the structural surface of chip package, and the overburden that is ARC structure, this fingerprint identification device simple structure, and utilize elastic switch to switch on flexble printed circuit board and circuit board, and is simple to use, adopt ARC structure's overburden, increase the laminating degree of finger and overburden, improve fingerprint identification device's recognition accuracy, and when the applied electronic equipment of arriving goes up, reduce the distance of fingerprint identification device apart from the electronic equipment surface, and need not change electronic equipment's structure, the problem of the user easily scrapes the hand when using is solved.
Description
Technical field
The utility model relates to fingerprint identification technology field, particularly relates to a kind of fingerprint identification device and electronic equipment.
Background technology
In recent years; fingerprint recognition is as popular, convenient and reliable identity verify mode; oneself starts to widely use through all many-sides in social life; the electronic equipments such as mobile phone, computer, gate inhibition such as, use widely fingerprint recognition carry out authentication, protection system and information security.But the laminating degree of existing fingerprint identification device and finger is inadequate, affect the precision of fingerprint recognition, and the electronic equipment of existing fingerprint identification device is installed, often can encounter in use and repeatedly will identify that checking just can open the situation of electronic equipment, trace it to its cause, mostly be because the distance of the outside surface of fingerprint identification device and electronic equipment outside surface is excessive, and the opening of electronic equipment outside surface is limited, finger is subject to the restriction of electronic equipment outside surface, with effective contact area of fingerprint identification device is too small or press pressure is not enough, make the partial fingerprints of finger can not effectively typing, and be subject to the restriction of electronic devices structure and intensity, be difficult to the mounting distance reducing fingerprint identification device and electronic equipment outside surface again, therefore, user is when running into problems, generally can adjust finger also repeatedly to press with the contact angle of fingerprint identification device, but because existing fingerprint identification device is all lower than the surface of electronic equipment, during adjustment finger angle, the more position of finger can be made can not to contact with fingerprint identification device, reduce the accuracy of identification of fingerprint identification device, and finger is easily scraped by electronic equipment casing when using, affect user to embody, particularly nowadays using all generally can bonding protective film on an electronic device, further increase fingerprint identification device and electronic equipment outside surface distance, make above-mentioned situation even more serious.
Utility model content
(1) technical matters that will solve
The purpose of this utility model is to provide simple, easy to use and good with the finger stickiness fingerprint identification device of a kind of structure, to solve existing fingerprint identification device and the right difference of finger plaster, affects the problem of Consumer's Experience and fingerprint recognition precision.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of fingerprint identification device, comprising: elastic sheet switch;
Flexible printed circuit board, described flexible printed circuit board is arranged at the upper surface of described elastic sheet switch;
Frame, described frame is arranged at the upper surface of described flexible printed circuit board;
Chip-packaging structure, described chip-packaging structure is arranged at the upper surface of described flexible printed circuit board, and is electrically connected with described flexible printed circuit board, and described chip-packaging structure is positioned at described frame;
Fingerprint Identification sensor, described fingerprint Identification sensor is packaged in described chip-packaging structure; And
Overlayer, described overlayer is arranged at the upper surface of described chip-packaging structure, and described overlayer is globoidal structure.
Preferably, described chip-packaging structure is by spherical grid array type packaged type or the encapsulation of grid array packaged type.
Preferably, chip-packaging structure described in described bezel circumnavigates and described overlayer are arranged.
Preferably, described overlayer is provided with CD line.
Preferably, described overlayer is made up of sapphire, pottery or glass.
The utility model additionally provides a kind of electronic equipment, comprises above-mentioned fingerprint identification device.
Preferably, described electronic equipment comprises mobile phone, panel computer, game machine, Fingerprint Lock or portable computer.
(3) beneficial effect
Technique scheme tool of the present utility model has the following advantages: the fingerprint identification device that the utility model provides, comprise elastic sheet switch, be arranged at the flexible printed circuit board of elastic sheet switch upper surface, be arranged on flexible printed circuit board upper surface, and the chip-packaging structure be electrically connected with flexible printed circuit board, be packaged in the fingerprint Identification sensor in chip-packaging structure, be arranged on the frame of flexible printed circuit board upper surface, and be arranged on the overlayer of chip-packaging structure upper surface, and this overlayer is globoidal structure, this fingerprint identification device structure is simple, and utilize elastic switch by flexible printed circuit board and circuit main board conducting, use simple, adopt the overlayer of globoidal structure, increase finger and tectal laminating degree, improve the accuracy of identification of fingerprint identification device, and when being applied on electronic equipment, reduce the distance of fingerprint identification device distance electronic equipment outside surface, and do not need the structure changing electronic equipment, solve the problem that user easily scrapes hand in use, improve Consumer's Experience.
Accompanying drawing explanation
Fig. 1 is the schematic top plan view of the utility model embodiment fingerprint identification device;
Fig. 2 is the A-A cross-sectional schematic of Fig. 1;
Fig. 3 is the electronic equipment schematic diagram of the utility model embodiment.
In figure: 1: fingerprint identification device; 11: elastic sheet switch; 12: flexible printed circuit board; 13: chip-packaging structure; 14: frame; 15: overlayer; 16: fingerprint Identification sensor; 2: housing.
Embodiment
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of the utility model protection.
As depicted in figs. 1 and 2, the fingerprint identification device that the utility model embodiment provides comprises: elastic sheet switch 11, be arranged at the flexible printed circuit board 12 of elastic sheet switch 11 upper surface, be arranged on flexible printed circuit board 12 upper surface, and the chip-packaging structure 13 be electrically connected with flexible printed circuit board 12, be packaged in the fingerprint Identification sensor 16 in chip-packaging structure, be arranged on the frame 14 of flexible printed circuit board 12 upper surface, and be arranged on the overlayer 15 of chip-packaging structure 13 upper surface, and this overlayer 15 is globoidal structure, this fingerprint identification device 1, structure is simple, cost performance is higher, fingerprint recognition excellent effect, and by arranging elastic sheet switch 11, can press when carrying out fingerprint recognition, elastic sheet switch 11 receives the power that user's finger applies on overlayer 15, and provide tactile feedback to user, and below elastic sheet switch 11, also circuit main board is set, crimp when elastic sheet switch 11 is pressed, flexible printed circuit board 12 is electrically conducted by elastic sheet switch 11 and circuit main board, fingerprint identification device 1 is controlled to start by circuit main board, fingerprint identification device 1 can gather fingerprint image, use simple, be applicable to the user of any situation, meet very much the behavioural habits of people, and it is higher to gather Fingerprint recognition rate by pressing, and overlayer 15 adopts globoidal structure, compared with conventional fingerprint recognition device, user is when pressing fingerprint identification device 1, point arc top contact that is first and overlayer 15, then because pressing is exerted oneself, finger can be fitted overlayer 15, and then improve the accuracy of identification of fingerprint identification device, in addition, when being applied on electronic equipment, this fingerprint identification device 1 is compared with traditional fingerprint identification device, same installation site, this fingerprint identification device 1 is less apart from the distance of electronic equipment outside surface, and do not need the structure changing electronic equipment, and then solve the problem that user easily scrapes hand in use, improve Consumer's Experience.
Wherein, fingerprint Identification sensor 16, in order to complete fingerprint recognition and signal conversion.It should be noted that, the particular type of fingerprint Identification sensor 16 is not particularly limited.Those skilled in the art can according to the actual requirements and the concrete structure of flexible printed circuit board 12, select suitable sensor as fingerprint Identification sensor 16.Such as, according to embodiment of the present utility model, fingerprint Identification sensor 16 is preferably push type capacitive transducer.Thus precision and the recognition speed of fingerprint recognition can be improved.Thus, the accuracy of identification of fingerprint identification device 1 can be improved further.
Wherein, the concrete kind of chip-packaging structure 13 is not particularly limited, and those skilled in the art can select flexibly according to actual conditions.Particularly, chip-packaging structure 13 can be realize encapsulation by spherical grid array type encapsulation technology or grid array encapsulation technology.Under preferable case, chip-packaging structure 13 realizes encapsulation by grid array encapsulation technology.Thus, chip-packaging structure 13 has contact encapsulating structure, can reduce the signal noise that needle-like pin brings, and provides the sensor contact point of more crypto set for fingerprint identification device, thus can improve precision and the recognition speed of fingerprint recognition.
Wherein, chip-packaging structure 13 is not particularly limited with the connected mode of flexible printed circuit board 12, as long as can effectively ensure to be communicated with effect between chip-packaging structure 13 with flexible printed circuit board 12.Particularly, by tin cream, said chip encapsulating structure 13 can be fixed on the upper surface of flexible printed circuit board 12.
As depicted in figs. 1 and 2, frame 14 is around chip-packaging structure 13 and overlayer 15.Thus, by frame 14 for chip-packaging structure 13 and overlayer 15 provide extra protection, and then can improve the result of use of fingerprint identification device 1, meanwhile, chip-packaging structure 13 outer ring increases frame 14, makes the outward appearance of fingerprint identification device more attractive in appearance.
It should be noted that, the material of overlayer 15 is not particularly limited, and those skilled in the art can select according to actual needs flexibly.Particularly, overlayer 15 can be made up of sapphire, pottery, glass or printing-ink.Thus, overlayer 15 has higher intensity, thus can realize the functions such as good anti-scratch, shatter-resistant, simultaneously, because the Material Strength forming overlayer 15 is better, overlayer 15 can have less thickness, thus can ensure that fingerprint recognition signal conducts smoothly.
In order to improve the glossiness of overlayer 15, strengthen visual effect, preferably, overlayer 15 arranges CD line (CodeDivision, CD line) (not shown), the appearance power of the fingerprint identification device 1 according to the utility model embodiment can be improved, make it have appearance attractive in appearance, meet the demand that user is aesthetic and personalized to the outer light of product.
As shown in Figure 3, the utility model additionally provides a kind of electronic equipment.This electronic equipment comprises: housing 2, and foregoing fingerprint identification device 1, wherein, foregoing fingerprint identification device 1 is arranged in housing 2, housing 2 is reserved with pore structure, the pore structure that the overlayer 15 of fingerprint identification device 1 is reserved with housing 2 is corresponding, for gathering fingerprint with the finger contact of user.Wherein, fingerprint identification device 1 can be arranged at the front of electronic equipment, also can be arranged at the electronic equipment back side.This electronic equipment, has whole feature and advantage of foregoing fingerprint identification device 1, does not repeat them here.
It should be noted that, the concrete kind of electronic equipment is not particularly limited.Particularly.Electronic equipment includes but not limited to mobile phone, panel computer, game machine, Fingerprint Lock or portable computer.As long as it will be understood by those skilled in the art that and adopt the electronic equipment of the foregoing fingerprint identification device 1 of the utility model all within the protection domain of the application.
In sum, the fingerprint identification device that the utility model provides, comprise elastic sheet switch, be arranged at the flexible printed circuit board of elastic sheet switch upper surface, be arranged on flexible printed circuit board upper surface, and the chip-packaging structure be electrically connected with flexible printed circuit board, be packaged in the fingerprint Identification sensor in chip-packaging structure, be arranged on the frame of flexible printed circuit board upper surface, and be arranged on the overlayer of chip-packaging structure upper surface, and this overlayer is globoidal structure, this fingerprint identification device is simple, and utilize elastic switch by flexible printed circuit board and circuit main board conducting, use simple, adopt the overlayer of globoidal structure, increase finger and tectal laminating degree, and then improve the accuracy of identification of fingerprint identification device, and when being applied on electronic equipment, reduce the distance of fingerprint identification device distance electronic equipment outside surface, and do not need the structure changing electronic equipment, and then solve the problem that user easily scrapes hand in use, improve Consumer's Experience.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (7)
1. a fingerprint identification device, is characterized in that: comprising:
Elastic sheet switch;
Flexible printed circuit board, described flexible printed circuit board is arranged at the upper surface of described elastic sheet switch;
Frame, described frame is arranged at the upper surface of described flexible printed circuit board;
Chip-packaging structure, described chip-packaging structure is arranged at the upper surface of described flexible printed circuit board, and is electrically connected with described flexible printed circuit board, and described chip-packaging structure is positioned at described frame;
Fingerprint Identification sensor, described fingerprint Identification sensor is packaged in described chip-packaging structure; And
Overlayer, described overlayer is arranged at the upper surface of described chip-packaging structure, and described overlayer is globoidal structure.
2. fingerprint identification device according to claim 1, is characterized in that: described chip-packaging structure is by spherical grid array type packaged type or the encapsulation of grid array packaged type.
3. fingerprint identification device according to claim 1, is characterized in that: chip-packaging structure described in described bezel circumnavigates and described overlayer are arranged.
4. fingerprint identification device according to claim 1, is characterized in that: described overlayer is provided with CD line.
5. fingerprint identification device according to claim 1, is characterized in that: described overlayer is made up of sapphire, pottery or glass.
6. an electronic equipment, is characterized in that: comprise the fingerprint identification device as described in any one of claim 1-5.
7. electronic equipment according to claim 6, is characterized in that: described electronic equipment comprises mobile phone, panel computer, game machine, Fingerprint Lock or portable computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520779349.XU CN205028312U (en) | 2015-10-09 | 2015-10-09 | Fingerprint identification device and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520779349.XU CN205028312U (en) | 2015-10-09 | 2015-10-09 | Fingerprint identification device and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205028312U true CN205028312U (en) | 2016-02-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520779349.XU Expired - Fee Related CN205028312U (en) | 2015-10-09 | 2015-10-09 | Fingerprint identification device and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205028312U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107172825A (en) * | 2017-06-30 | 2017-09-15 | 世擎光电（东莞）有限公司 | The attached structure and method of a kind of flexible printed circuit board and fingerprint Identification sensor |
| CN108416339A (en) * | 2018-05-03 | 2018-08-17 | 北京小米移动软件有限公司 | Fingerprint identification device and electronic equipment |
| WO2022141367A1 (en) * | 2020-12-31 | 2022-07-07 | 深圳市汇顶科技股份有限公司 | Cambered capacitive fingerprint packaging structure, module, electronic device and packaging method |
| WO2022165645A1 (en) * | 2021-02-02 | 2022-08-11 | 深圳市汇顶科技股份有限公司 | Capacitive fingerprint module having arcuate surface, electronic device, and module manufacturing method |
-
2015
- 2015-10-09 CN CN201520779349.XU patent/CN205028312U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107172825A (en) * | 2017-06-30 | 2017-09-15 | 世擎光电（东莞）有限公司 | The attached structure and method of a kind of flexible printed circuit board and fingerprint Identification sensor |
| CN108416339A (en) * | 2018-05-03 | 2018-08-17 | 北京小米移动软件有限公司 | Fingerprint identification device and electronic equipment |
| WO2022141367A1 (en) * | 2020-12-31 | 2022-07-07 | 深圳市汇顶科技股份有限公司 | Cambered capacitive fingerprint packaging structure, module, electronic device and packaging method |
| WO2022165645A1 (en) * | 2021-02-02 | 2022-08-11 | 深圳市汇顶科技股份有限公司 | Capacitive fingerprint module having arcuate surface, electronic device, and module manufacturing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 330000, No. 1189, Jingdong Avenue, high tech Zone, Nanchang City, Jiangxi Province Patentee after: Jiangxi OMS Microelectronics Co.,Ltd. Patentee after: Nanchang OFilm Tech. Co.,Ltd. Patentee after: Ophiguang Group Co.,Ltd. Patentee after: SUZHOU OFILM TECH Co.,Ltd. Address before: 330000, No. 1189, Jingdong Avenue, high tech Zone, Nanchang City, Jiangxi Province Patentee before: OFilm Microelectronics Technology Co.,Ltd. Patentee before: Nanchang OFilm Tech. Co.,Ltd. Patentee before: OFilm Tech Co.,Ltd. Patentee before: SUZHOU OFILM TECH Co.,Ltd. Address after: 330000, No. 1189, Jingdong Avenue, high tech Zone, Nanchang City, Jiangxi Province Patentee after: OFilm Microelectronics Technology Co.,Ltd. Patentee after: Nanchang OFilm Tech. Co.,Ltd. Patentee after: OFilm Tech Co.,Ltd. Patentee after: SUZHOU OFILM TECH Co.,Ltd. Address before: 330000, No. 1189, Jingdong Avenue, high tech Zone, Nanchang City, Jiangxi Province Patentee before: NANCHANG OFILM BIO-IDENTIFICATION TECHNOLOGY Co.,Ltd. Patentee before: Nanchang OFilm Tech. Co.,Ltd. Patentee before: Shenzhen OFilm Tech Co.,Ltd. Patentee before: SUZHOU OFILM TECH Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210802 Address after: 330096 No.699 Tianxiang North Avenue, Nanchang hi tech Industrial Development Zone, Nanchang City, Jiangxi Province Patentee after: Jiangxi OMS Microelectronics Co.,Ltd. Address before: 330000, No. 1189, Jingdong Avenue, high tech Zone, Nanchang City, Jiangxi Province Patentee before: Jiangxi OMS Microelectronics Co.,Ltd. Patentee before: Nanchang OFilm Tech. Co.,Ltd. Patentee before: Ophiguang Group Co.,Ltd. Patentee before: SUZHOU OFILM TECH Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160210 Termination date: 20211009 |