CN210072650U - Parallel sensing type fingerprint identification acquisition assembly - Google Patents
Parallel sensing type fingerprint identification acquisition assembly Download PDFInfo
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- CN210072650U CN210072650U CN201921388346.8U CN201921388346U CN210072650U CN 210072650 U CN210072650 U CN 210072650U CN 201921388346 U CN201921388346 U CN 201921388346U CN 210072650 U CN210072650 U CN 210072650U
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Abstract
The utility model discloses a side by side sensing type fingerprint identification acquisition assembly, which comprises a support, a lens group I, a lens group II, cover glass I, cover glass II, an image sensor I, an image sensor II and a FPC flexible circuit board, wherein the support is erected on the FPC flexible circuit board, the lens group I and the lens group II are horizontally arranged on the support side by side, and the lens group I and the lens group II vertically pass through the bottom end of the support and face to the FPC flexible circuit board and the top end faces to a screen; an image sensor I is arranged on the FPC flexible circuit board at the corresponding position of the lens group I, and a cover plate glass I is covered on the image sensor I; an image sensor II is arranged on the FPC flexible circuit board at the corresponding position of the lens group II, and a cover glass II covers the image sensor II; the upper part of the bracket is connected with the screen through a connecting medium. The utility model discloses can increase the fingerprint collection region and improve the discernment area, the cost is reduced for discernment efficiency improves user experience.
Description
Technical Field
The utility model belongs to the technical field of image identification, especially, relate to a fingerprint identification who parallels sensing formula gathers subassembly.
Background
With the development of science and technology, the requirements of devices such as mobile phones and the like needing to be carried with a display screen on the front screen are higher and higher, so that a fingerprint identification area originally carried outside the front display area of the device has to be moved into the display area and placed below the screen or integrated with the screen, and the used technologies can be collectively called as under-screen fingerprint technologies.
The existing under-screen fingerprint technology is various, wherein a lens-based under-screen fingerprint scheme is mostly adopted, and originally divergent light rays are converged by using a lens; however, the imaging range of the existing mode is limited, the size of a fingerprint acquisition area of a lens scheme can only be determined by the lens under the condition that the space of an object image space is fixed, multiple factors need to be comprehensively considered in the lens design, the fingerprint acquisition area which can be achieved is limited, and the identification area is limited, so that the identification efficiency is greatly reduced, and the device cost is increased.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of prior art method, the utility model aims to provide a fingerprint identification gathers subassembly of side by side sensing formula can increase the fingerprint collection region and improve the discernment area, and the cost is reduced for discernment efficiency improves user experience.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a parallel sensing type fingerprint identification and acquisition assembly comprises a support, a lens group I, a lens group II, cover glass I, cover glass II, an image sensor I, an image sensor II and a FPC (flexible printed circuit), wherein the support is erected on the FPC, the lens group I and the lens group II are horizontally arranged on the support in parallel, the lens group I and the lens group II vertically penetrate through the bottom end of the support and face to the FPC, and the top end of the lens group I and the top end of the lens group II face to a screen; an image sensor I is arranged on the FPC flexible circuit board at the corresponding position of the lens group I, and a cover plate glass I is covered on the image sensor I; an image sensor II is arranged on the FPC flexible circuit board at the corresponding position of the lens group II, and a cover plate glass II is covered on the image sensor II; the upper part of the bracket is connected with the screen through a connecting medium.
Further, the lens group I and the lens group II comprise lenses and lens barrels, the lenses are arranged in the lens barrels, and the acquisition area is reduced in a multiplied mode while the PPI of the image is increased through the lenses.
Further, the lower end of the support is attached to the FPC, so that the stability of the lens set is guaranteed.
Furthermore, the connecting medium is a transparent adhesive or an air layer, so that light penetration is ensured, and the identification effect is ensured.
Further, the image sensor I and the image sensor II are fixed on the FPC flexible circuit board through binding wires.
The beneficial effects of the technical scheme are as follows:
the utility model discloses a set up the lens battery side by side in the level below the screen, assemble the lens battery on the flexible plate of image sensing, in order to the increase fingerprint collection area size of fold, improve the fingerprint collection area by a wide margin; the image sensors are arranged at the bottom in parallel, so that the area of the identification range is greatly increased; therefore, the cost of the whole device is greatly reduced, the identification fitting performance is enhanced, the identification speed and effect are accelerated, and the user experience is improved.
Drawings
Fig. 1 is a schematic structural view of a parallel sensing type fingerprint identification and collection assembly of the present invention;
wherein, 1 is the support, 2 is lens battery I, 3 is lens battery II, 4 is cover glass I, 5 is cover glass II, 6 is image sensor I, 7 is image sensor II, 8 is FPC flexible printed circuit board, 9 is the screen, 10 is the connecting medium, 11 is the wiring line.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention is further explained below with reference to the accompanying drawings.
In this embodiment, referring to fig. 1, a parallel sensing type fingerprint identification and collection assembly includes a support 1, a lens group i 2, a lens group ii 3, a cover glass i 4, a cover glass ii 5, an image sensor i 6, an image sensor ii 7 and a FPC flexible circuit board 8, wherein the support 1 is erected on the FPC flexible circuit board 8, the lens group i 2 and the lens group ii 3 are horizontally arranged on the support 1 in parallel, the lens group i 2 and the lens group ii 3 vertically penetrate through the bottom end of the support 1 and face the FPC flexible circuit board 8, and the top end faces a screen 9; an image sensor I6 is arranged on the FPC flexible circuit board 8 at the corresponding position of the lens group I2, and a cover glass I4 is covered on the image sensor I6; an image sensor II 7 is arranged on the FPC flexible circuit board 8 at the corresponding position of the lens group II 3, and a cover glass II 5 is covered on the image sensor II 7; the upper part of the bracket 1 is connected with a screen 9 through a connecting medium 10.
As an optimized solution of the above embodiment, the lens group i 2 and the lens group ii 3 include a lens and a lens barrel, and the lens is disposed in the lens barrel, and the collecting area is reduced by multiple times while the image PPI is increased by the lens.
As the optimization scheme of the embodiment, the lower end of the support 1 is attached to the FPC flexible circuit board 8, so that the stability of the lens group is ensured.
As an optimized solution of the above embodiment, the connection medium 10 is a transparent adhesive or an air layer, which ensures light penetration and ensures the recognition effect.
As an optimization scheme of the embodiment, the image sensor I6 and the image sensor II 7 are fixed on the FPC flexible circuit board 8 through binding wires 11.
For better understanding, the utility model discloses, following is to the theory of operation of the utility model make a complete description:
fingerprint images penetrate through the screen 9, are focused on the bottom by the lens group I2 and the lens group II 3 in parallel, and are respectively identified by the image sensor I6 and the image sensor I6 through the image gathered by the lens group I2 and the lens group II 3, so that the fingerprint acquisition area is greatly improved, and the identification area is increased; the identification and attachment performance is enhanced through the FPC flexible circuit board 8; the recognition stability is enhanced by the stent 1.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A parallel sensing type fingerprint identification and collection assembly is characterized by comprising a support (1), a lens group I (2), a lens group II (3), cover glass I (4), cover glass II (5), an image sensor I (6), an image sensor II (7) and an FPC (flexible printed circuit) board (8), wherein the support (1) is erected on the FPC (flexible printed circuit) board (8), the lens group I (2) and the lens group II (3) are horizontally arranged on the support (1) in parallel, the lens group I (2) and the lens group II (3) vertically penetrate through the bottom end of the support (1) and face the FPC (8) and the top end of the lens group II (3) faces a screen (9); an image sensor I (6) is arranged on an FPC (flexible printed circuit) board (8) at a corresponding position of the lens group I (2), and a cover glass I (4) is covered on the image sensor I (6); an image sensor II (7) is arranged on the FPC flexible circuit board (8) at the corresponding position of the lens group II (3), and a cover glass II (5) is covered on the image sensor II (7); the upper part of the bracket (1) is connected with the screen (9) through a connecting medium (10).
2. The fingerprint identification and collection assembly of claim 1, wherein the lens group i (2) and the lens group ii (3) comprise a lens and a lens barrel, and the lens is disposed in the lens barrel.
3. A side-by-side sensing type fingerprint identification and collection assembly as claimed in claim 1, wherein the lower end of the bracket (1) is attached to the FPC flexible circuit board (8).
4. A side-by-side sensing fingerprint identification collection assembly as claimed in claim 1 wherein the bonding medium (10) is a transparent adhesive or an air layer.
5. A side-by-side sensing fingerprint identification and acquisition assembly as claimed in claim 1 wherein said image sensor i (6) and image sensor ii (7) are secured to said FPC flex circuit (8) by binding wires (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921388346.8U CN210072650U (en) | 2019-08-26 | 2019-08-26 | Parallel sensing type fingerprint identification acquisition assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921388346.8U CN210072650U (en) | 2019-08-26 | 2019-08-26 | Parallel sensing type fingerprint identification acquisition assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210072650U true CN210072650U (en) | 2020-02-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921388346.8U Active CN210072650U (en) | 2019-08-26 | 2019-08-26 | Parallel sensing type fingerprint identification acquisition assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210072650U (en) |
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2019
- 2019-08-26 CN CN201921388346.8U patent/CN210072650U/en active Active
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Effective date of registration: 20201109 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: 610000 No.22 and 23, floor 3, building 1, No.1268, middle section of Tianfu Avenue, Chengdu high tech Zone, China (Sichuan) pilot Free Trade Zone, Chengdu City, Sichuan Province Patentee before: CHENGDU FINGER MICROELECTRONIC TECHNOLOGY Co.,Ltd. Patentee before: SHANGHAI FEIGEEN MICROELECTRONICS TECHNOLOGY Co.,Ltd. |