CN209373624U - A kind of integrated optical identification mould group - Google Patents
A kind of integrated optical identification mould group Download PDFInfo
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- CN209373624U CN209373624U CN201920169971.7U CN201920169971U CN209373624U CN 209373624 U CN209373624 U CN 209373624U CN 201920169971 U CN201920169971 U CN 201920169971U CN 209373624 U CN209373624 U CN 209373624U
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- China
- Prior art keywords
- mould group
- circuit board
- identification chip
- flexible circuit
- identification
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Abstract
The utility model discloses a kind of integrated optical to identify mould group, including lens barrel, camera lens, support cover, optically filtering device, identification chip and flexible circuit board, the support cover fixation is erected on flexible circuit board, lens barrel is passed through at the top of support cover, and the lens barrel side wall is fixedly connected with support cover；Camera lens is provided in the lens barrel；By the fixed identification chip of glue on the flexible circuit board, optically filtering device is provided with above corresponding identification chip below the camera lens, is fixed on identification chip in the edge of the optically filtering device by dispensing.The utility model can simplify the manufacture craft of optical identification mould group, substantially increase manufacture efficiency；The optical recognition portion of module internal after integrated is isolated from the outside, and is not subject to external disturbance, is improved accuracy of identification；Identification mould group after integrated can be realized micromation and ultrathin.
Description
Technical field
The utility model belongs to fingerprint identification device technical field more particularly to a kind of integrated optical identification mould group.
Background technique
Fingerprint recognition refers to by comparing the details of different fingerprints and is identified.Fingerprint identification technology is related to figure
As numerous subjects such as processing, pattern-recognition, computer vision, mathematical morphology, wavelet analysis.Due to everyone fingerprint not
Together, be exactly same people ten refer between, fingerprint also has significant difference, therefore fingerprint can be used for identity authentication.
The prior art is that IR or low pass filter disc optical filter are encapsulated in mechanism member for example to support inside cover and camera lens, right
Packaging technology is complicated and more demanding, greatly reduces manufacture efficiency；And existing fingerprint identification device is mostly to pass through assembling
It constitutes, that causes optical recognition portion is subject to external disturbance, influences accuracy of identification；And there are biggish spaces for assembling
Gap waste, so that identification device overall volume is larger, cannot achieve micromation and ultrathin.
Utility model content
In order to overcome the shortcomings of art methods, the purpose of this utility model is that proposing a kind of integrated optical identification
Mould group can simplify the manufacture craft of fingerprint recognition mould group, substantially increase manufacture efficiency；The optics of module internal after integrated
Identification division is isolated from the outside, and is not subject to external disturbance, improves accuracy of identification；Identification mould group after integrated can be realized micro-
Type and ultrathin.
In order to achieve the above object, the utility model is using technical solution: a kind of integrated optical identification mould group, including mirror
Cylinder, camera lens, support cover, optically filtering device, identification chip and flexible circuit board, the support cover fixation are erected at flexible circuit
On plate, lens barrel is passed through at the top of support cover, and the lens barrel side wall is fixedly connected with support cover；It is arranged in the lens barrel
There is camera lens；By the fixed identification chip of glue on the flexible circuit board, below the camera lens on corresponding identification chip
Side is provided with optically filtering device, is fixed on identification chip in the edge of the optically filtering device by dispensing.
Further, the identification chip includes the imaging sensor and processor that surface is laid, described image sensing
Device is electrically connected with processor.
Further, the glue uses the red glue of DB, stablize not wire drawing, improves internal optics identification accuracy.
Further, being fixed on knowledge by rectangle dispensing or all standing in the edge of the optically filtering device
On other chip, while stablizing, fixed area occupied is reduced.
Further, communication interface circuit is provided on the flexible circuit board, the communication interface circuit and knowledge
Other chip electrical connection, convenient for the correspondence with foreign country of acquisition identification data.
Further, the flexible circuit board is FPC flexible circuit board, guarantee stickiness.
Using the technical program the utility model has the advantages that
The utility model can be by being directly arranged below the camera lens corresponding identification chip for optically filtering device
On, it can effectively simplify the manufacture craft of optical identification mould group while guaranteeing accuracy of identification, substantially increase manufacture efficiency；
The utility model is by being integrated into mould group for recognizer component, so that the optical recognition portion of the module internal after integrated
It is isolated from the outside, is not subject to external disturbance, improve accuracy of identification；Identification mould group after integrated can be realized micromation and surpass
Thinning.
Detailed description of the invention
Fig. 1 is that a kind of integrated optical of the utility model identifies the structural schematic diagram of mould group；
Wherein, 1 is lens barrel, and 2 be camera lens, and 3 be support cover, and 4 be optically filtering device, and 5 be identification chip, and 6 be flexible electrical
Road plate, 7 be glue, and 8 be dispensing.
Specific embodiment
In order to keep the purposes, technical schemes and advantages of utility model clearer, with reference to the accompanying drawing to the utility model
It is further elaborated.
In the present embodiment, shown in Figure 1, a kind of integrated optical identification mould group, including lens barrel 1, camera lens 2, support
Cover 3, optically filtering device 4, identification chip 5 and flexible circuit board 6,3 fixation of support cover are erected on flexible circuit board 6,
Lens barrel 1 is passed through at 3 top of support cover, and 1 side wall of the lens barrel is fixedly connected with support cover 3；It is arranged in the lens barrel 1
There is camera lens 2；By the fixed identification chip 5 of glue 7 on the flexible circuit board 6, the corresponding identification core below the camera lens 2
It is provided with optically filtering device 4 above piece 5, identification chip is fixed on by dispensing 8 in the edge of the optically filtering device 4
On 5.
As the prioritization scheme of above-described embodiment, the identification chip 5 includes the imaging sensor and processing that surface is laid
Device, described image sensor are electrically connected with processor.
As the prioritization scheme of above-described embodiment, the glue 7 uses DB glue, stablizes not wire drawing, improves internal optics
Identification accuracy.
As the prioritization scheme of above-described embodiment, the edge of the optically filtering device 4 by rectangle dispensing or
Person's all standing is fixed on identification chip 5, while stablizing, reduces fixed area occupied.
As the prioritization scheme of above-described embodiment, communication interface circuit is provided on the flexible circuit board 6, it is described logical
Letter interface circuit is electrically connected with identification chip 5, convenient for the correspondence with foreign country of acquisition identification data.
The flexible circuit board 6 is FPC flexible circuit board, guarantees stickiness.
In order to better understand the utility model, primary complete description is made to the working principle of the utility model below:
Optical identification device is encapsulated in inside by the flexible circuit board 6 of support cover 3 and bottom, in the flexible circuit
By the fixed identification chip 5 of glue 7 on plate 6, optically filtering is provided with above corresponding identification chip 5 below the camera lens 2
Device 4 is fixed on identification chip 5 by dispensing 8 in the edge of the optically filtering device 4, forms the finger of integrated form
Line identifies mould group；By the way that directly optically filtering device 4 is arranged below the camera lens 2 on corresponding identification chip 5, guaranteeing
The manufacture craft that fingerprint recognition mould group can effectively be simplified while fingerprint recognition precision, substantially increases manufacture efficiency.
Basic principles, main features, and advantages of the present invention has been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (6)
1. a kind of integrated optical identifies mould group, which is characterized in that including lens barrel (1), camera lens (2), support cover (3), optics filter
Wave device (4), identification chip (5) and flexible circuit board (6), support cover (3) fixation are erected on flexible circuit board (6),
Lens barrel (1) is passed through at the top of support cover (3), and the lens barrel (1) side wall is fixedly connected with support cover (3)；In the mirror
Camera lens (2) are provided in cylinder (1)；It is fixed identification chip (5) by glue (7) on the flexible circuit board (6), in the mirror
Optically filtering device (4) are provided with above corresponding identification chip (5) below head (2), on the side of the optically filtering device (4)
It is fixed on identification chip (5) at edge by dispensing (8).
2. a kind of integrated optical according to claim 1 identifies mould group, which is characterized in that identification chip (5) packet
The imaging sensor and processor of surface laying are included, described image sensor is electrically connected with processor.
3. a kind of integrated optical according to claim 1 identifies mould group, which is characterized in that the glue (7) uses DB
Red glue.
4. a kind of integrated optical according to claim 1 identifies mould group, which is characterized in that in the optically filtering device
(4) edge is fixed on identification chip (5) by rectangle dispensing or all standing.
5. a kind of integrated optical according to claim 1 identifies mould group, which is characterized in that in the flexible circuit board
(6) communication interface circuit is provided on, the communication interface circuit is electrically connected with identification chip (5).
6. a kind of integrated optical according to claim 5 identifies mould group, which is characterized in that the flexible circuit board (6)
For FPC flexible circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920169971.7U CN209373624U (en) | 2019-01-31 | 2019-01-31 | A kind of integrated optical identification mould group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920169971.7U CN209373624U (en) | 2019-01-31 | 2019-01-31 | A kind of integrated optical identification mould group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209373624U true CN209373624U (en) | 2019-09-10 |
Family
ID=67827071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920169971.7U Active CN209373624U (en) | 2019-01-31 | 2019-01-31 | A kind of integrated optical identification mould group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209373624U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110866860A (en) * | 2019-11-01 | 2020-03-06 | 成都费恩格尔微电子技术有限公司 | Image processing method of CIS chip for biometric identification |
-
2019
- 2019-01-31 CN CN201920169971.7U patent/CN209373624U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110866860A (en) * | 2019-11-01 | 2020-03-06 | 成都费恩格尔微电子技术有限公司 | Image processing method of CIS chip for biometric identification |
| CN110866860B (en) * | 2019-11-01 | 2023-12-26 | 上海菲戈恩微电子科技有限公司 | Image processing method of CIS chip for biological feature recognition |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201103 Address after: Room 203, 2 / F, No. 497, Goss Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai, 200120 Patentee after: SHANGHAI FEIGEEN MICROELECTRONICS TECHNOLOGY Co.,Ltd. Address before: No.22 and No.23, 3rd floor, building 1, No.1268, middle section of Tianfu Avenue, high tech Zone, Chengdu, Sichuan Province Patentee before: CHENGDU FINGER MICROELECTRONIC TECHNOLOGY Co.,Ltd. Patentee before: SHANGHAI FEIGEEN MICROELECTRONICS TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |