CN204142988U - Optical fingerprint sensor chip module grating - Google Patents
Optical fingerprint sensor chip module grating Download PDFInfo
- Publication number
- CN204142988U CN204142988U CN201420631991.9U CN201420631991U CN204142988U CN 204142988 U CN204142988 U CN 204142988U CN 201420631991 U CN201420631991 U CN 201420631991U CN 204142988 U CN204142988 U CN 204142988U
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- Prior art keywords
- grating
- sensor chip
- optical fingerprint
- fingerprint sensor
- screen
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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.)
- Withdrawn - After Issue
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- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model discloses a kind of optical fingerprint sensor chip module grating, the screen of optical fingerprint sensor arranges grating and with alignment mark, be attached to by sensor chip on screen, the position of corresponding described grating, is connected by flexible PCB between multiple sensor chip.Structure and energy is simple, precision is high.
Description
Technical field
The utility model relates to a kind of optical fingerprint sensor chip, particularly relates to a kind of optical fingerprint sensor chip module grating.
Background technology
As shown in Figure 1 and Figure 2, optical fingerprint sensor adopts the principle of pinhole imaging system, needs to make grating on each pixel, thus meets the condition of pinhole imaging system.
In prior art, be all to make independent grating.Complex structure, precision are low.
Utility model content
The purpose of this utility model is to provide the optical fingerprint sensor chip module grating that a kind of Structure and energy is simple, precision is high.
The purpose of this utility model is achieved through the following technical solutions:
Optical fingerprint sensor chip module grating of the present utility model, the screen of optical fingerprint sensor arranges grating and with alignment mark, be attached to by sensor chip on screen, the position of corresponding described grating, is connected by flexible PCB between multiple sensor chip.
The technical scheme provided as can be seen from above-mentioned the utility model, the optical fingerprint sensor chip module grating that the utility model embodiment provides, owing to arranging grating and with alignment mark on the screen of optical fingerprint sensor, sensor chip is attached on screen, the position of corresponding described grating, connected by flexible PCB between multiple sensor chip, Structure and energy is simple, precision is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of grating in optical fingerprint sensor pixel;
Fig. 2 is pinhole imaging system schematic diagram;
Fig. 3 is the schematic diagram of optical fingerprint sensor chip module grating in the utility model embodiment;
Fig. 4 is the schematic diagram pasting grating (band alignment mark) in the utility model embodiment or make grating on screen glass.
In figure: 1, object (finger), 2, raster unit, 3, the photosensitive unit of chip, 4 gratings, 5 chips, 6, flexible PCB FPC, 7, screen.
Embodiment
To be described in further detail the utility model embodiment below.
Optical fingerprint sensor chip module grating of the present utility model, its preferably embodiment be:
The screen of optical fingerprint sensor arranges grating and with alignment mark, is attached to by sensor chip on screen, the position of corresponding described grating, is connected by flexible PCB between multiple sensor chip.
On the glass that described grating is attached to described screen or directly make grating on the glass of described screen.
The method for making of above-mentioned optical fingerprint sensor chip module grating of the present utility model, comprises step:
First, the screen of optical fingerprint sensor stick or make grating and with alignment mark;
Then, sensor chip is attached on screen, the position of corresponding described grating;
Afterwards, connected between multiple sensor chip by flexible PCB.
Optical fingerprint sensor chip module grating of the present utility model, is made in grating on the glass of screen, simultaneously with alignment mark, is attached to by sensor chip on screen, the position of corresponding grating.
As shown in Figure 3, for making the schematic diagram of module in specific embodiment;
As shown in Figure 4, for pasting grating (band alignment mark) or make grating schematic diagram on screen glass.
The above; be only the utility model preferably embodiment; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.
Claims (2)
1. an optical fingerprint sensor chip module grating, it is characterized in that, the screen of optical fingerprint sensor arranges grating and with alignment mark, sensor chip is attached on screen, the position of corresponding described grating, is connected by flexible PCB between multiple sensor chip.
2. optical fingerprint sensor chip module grating according to claim 1, is characterized in that, on the glass that described grating is attached to described screen or directly make grating on the glass of described screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420631991.9U CN204142988U (en) | 2014-10-28 | 2014-10-28 | Optical fingerprint sensor chip module grating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420631991.9U CN204142988U (en) | 2014-10-28 | 2014-10-28 | Optical fingerprint sensor chip module grating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204142988U true CN204142988U (en) | 2015-02-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420631991.9U Withdrawn - After Issue CN204142988U (en) | 2014-10-28 | 2014-10-28 | Optical fingerprint sensor chip module grating |
Country Status (1)
| Country | Link |
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| CN (1) | CN204142988U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104297831A (en) * | 2014-10-28 | 2015-01-21 | 北京思比科微电子技术股份有限公司 | Grating of optical fingerprint sensor chip module and manufacturing method for grating |
| CN106773273A (en) * | 2017-03-09 | 2017-05-31 | 京东方科技集团股份有限公司 | The driving method of display device and display device |
| WO2017204776A1 (en) * | 2016-05-23 | 2017-11-30 | Quostagni Research Llc | Electronic device including processing circuitry for sensing images from spaced apart sub-arrays and related methods |
| US10282582B2 (en) | 2015-09-30 | 2019-05-07 | Apple Inc. | Finger biometric sensor for generating three dimensional fingerprint ridge data and related methods |
| US10360431B2 (en) | 2015-03-25 | 2019-07-23 | Apple Inc. | Electronic device including pin hole array mask above optical image sensor and related methods |
| US10885299B2 (en) | 2016-05-23 | 2021-01-05 | Apple Inc. | Electronic device including pin hole array mask above optical image sensor and laterally adjacent light source and related methods |
-
2014
- 2014-10-28 CN CN201420631991.9U patent/CN204142988U/en not_active Withdrawn - After Issue
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104297831A (en) * | 2014-10-28 | 2015-01-21 | 北京思比科微电子技术股份有限公司 | Grating of optical fingerprint sensor chip module and manufacturing method for grating |
| US10360431B2 (en) | 2015-03-25 | 2019-07-23 | Apple Inc. | Electronic device including pin hole array mask above optical image sensor and related methods |
| US10282582B2 (en) | 2015-09-30 | 2019-05-07 | Apple Inc. | Finger biometric sensor for generating three dimensional fingerprint ridge data and related methods |
| WO2017204776A1 (en) * | 2016-05-23 | 2017-11-30 | Quostagni Research Llc | Electronic device including processing circuitry for sensing images from spaced apart sub-arrays and related methods |
| CN109074474A (en) * | 2016-05-23 | 2018-12-21 | 苹果公司 | Electronic equipment and correlation technique including the processing circuit for sensing the image from subarray spaced apart |
| US10885299B2 (en) | 2016-05-23 | 2021-01-05 | Apple Inc. | Electronic device including pin hole array mask above optical image sensor and laterally adjacent light source and related methods |
| US11239275B2 (en) | 2016-05-23 | 2022-02-01 | Apple Inc. | Electronic device including processing circuitry for sensing images from spaced apart sub-arrays and related methods |
| CN106773273A (en) * | 2017-03-09 | 2017-05-31 | 京东方科技集团股份有限公司 | The driving method of display device and display device |
| US11288482B2 (en) | 2017-03-09 | 2022-03-29 | Boe Technology Group Co., Ltd. | Display apparatus and driving method of display apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150204 Effective date of abandoning: 20170405 |