CN206209781U - Pattern displaying type fingerprint recognition device - Google Patents
Pattern displaying type fingerprint recognition device Download PDFInfo
- Publication number
- CN206209781U CN206209781U CN201621178711.9U CN201621178711U CN206209781U CN 206209781 U CN206209781 U CN 206209781U CN 201621178711 U CN201621178711 U CN 201621178711U CN 206209781 U CN206209781 U CN 206209781U
- Authority
- CN
- China
- Prior art keywords
- fingerprint recognition
- circuit boards
- fpc circuit
- recognition chip
- cover plate
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 238000005452 bending Methods 0.000 claims abstract description 22
- 239000012790 adhesive layer Substances 0.000 claims abstract description 8
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000002184 metal Substances 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 3
- 229910052594 sapphire Inorganic materials 0.000 claims description 3
- 239000010980 sapphire Substances 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 2
- 238000003780 insertion Methods 0.000 abstract description 8
- 230000037431 insertion Effects 0.000 abstract description 8
- 239000000758 substrate Substances 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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- Image Input (AREA)
Abstract
The utility model discloses a kind of pattern displaying type fingerprint recognition device, and its fingerprint recognition chip is located at FPC circuit boards middle part and is electrically connected by scolding tin, and the fingerprint recognition chip surface opposite with FPC circuit boards is covered with a cover plate；In fingerprint recognition chip insertion becket, the FPC circuits front edge of board upper surface is provided with least 2 illuminators, and at least 2 illuminators insertion becket is interior and is distributed in fingerprint recognition chip both sides, has clear area or and translucent areas on the cover plate；The rear end of FPC circuit boards has a bending part, and the button key is installed on the lower surface of bending part, and the upper surface of this bending part is connected by adhesive layer with the lower surface positioned at FPC circuit boards immediately below fingerprint recognition chip.The utility model effectively increases the accounting of screen effective display area domain, meanwhile, convenient use person distinguishes, especially at night.
Description
Technical field
The utility model is related to a kind of pattern displaying type fingerprint recognition device, belongs to technical field of semiconductor encapsulation.
Background technology
Current fingerprint recognition module is widely used to the electronic product industry such as mobile phone/notebook computer, conventional fingerprint mould
Group encapsulating structure includes：Becket, cover sheet, fingerprint recognition chip, circuit substrate, reinforcement steel disc, connector and electronics unit
Device.Cover sheet is covered in fingerprint chip surface, and fingerprint chip passes through glue by conductive material and substrate connection, becket
With substrate connection.Cover sheet is covered in fingerprint chip surface, and fingerprint chip is led to by conductive material and substrate connection, becket
Cross glue and substrate connection.But, existing fingerprint recognition module does not have pattern display function, so as to be not easy to distinguish and tie up
Shield.
The content of the invention
The utility model purpose is to provide a kind of pattern displaying type fingerprint recognition device, the pattern displaying type Fingerprint Identification Unit
Part effectively increases the accounting of screen effective display area domain, meanwhile, quoit is toward inner side boss long, it is ensured that quoit glues with FPC
Connect firmly.
To reach above-mentioned purpose, the technical solution adopted in the utility model is：A kind of pattern displaying type fingerprint recognition device,
Including fingerprint recognition chip, FPC circuit boards, becket and button key, the fingerprint recognition chip is located at and FPC circuit boards middle part
And electrically connected by scolding tin, the fingerprint recognition chip surface opposite with FPC circuit boards is covered with a cover plate；
The connector is installed on FPC board rear ends, and this connector and fingerprint recognition chip are located at FPC circuit boards respectively
Both sides a, sheet metal is installed on the FPC circuit boards surface opposite with connector, in the fingerprint recognition chip insertion becket,
The FPC circuits front edge of board upper surface is provided with least 2 illuminators, and at least 2 illuminators insertion becket is interior and divides
Fingerprint recognition chip both sides are distributed in, there are clear area or translucent areas on the cover plate；
The rear end of the FPC circuit boards has a bending part, and the button key is installed on the lower surface of bending part, this bending
The upper surface in portion is connected by adhesive layer with the lower surface positioned at FPC circuit boards immediately below fingerprint recognition chip.
Further improved scheme is as follows in above-mentioned technical proposal：
1. in such scheme, the fingerprint recognition chip form is the length that four sides have the square of rounding, rounded
Square, track type or rhombus.
2. in such scheme, the cover plate is glass cover-plate, ceramic cover plate or sapphire cover plate.
3. in such scheme, electronic component is located at FPC circuit boards near the region of connector.
Because above-mentioned technical proposal is used, the utility model has following advantages and effect compared with prior art：
The utility model pattern displaying type fingerprint recognition device, in its fingerprint recognition chip insertion becket, the FPC electricity
Road front edge of board upper surface is provided with least 2 illuminators, and at least 2 illuminators insertion becket is interior and is distributed in fingerprint knowledge
Other chip both sides, have on the cover plate clear area or and translucent areas, convenient use person distinguishes, especially at night, both may be used
The carrier new to increase transmission, also improves fingerprint module pattern displaying effect；Secondly, the rear end of its FPC circuit board has one
Bending part, the button key is installed on the lower surface of bending part, and the upper surface of this bending part is known by adhesive layer with positioned at fingerprint
The lower surface connection of FPC circuit boards, is conducive to reducing the volume of module, improve production efficiency immediately below other chip.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of the utility model pattern displaying type fingerprint recognition device；
Accompanying drawing 2 is the partial structural diagram one of the utility model pattern displaying type fingerprint recognition device；
Accompanying drawing 3 is the partial structural diagram two of the utility model pattern displaying type fingerprint recognition device.
In the figures above：1st, fingerprint recognition chip；2nd, FPC circuit boards；3rd, connector；4th, becket；5th, cover plate；6th, light
Body；9th, electronic component；11st, button key；12nd, bending part；13rd, adhesive layer；14th, sheet metal.
Specific embodiment
The utility model is further described with reference to embodiment：
Embodiment 1：A kind of pattern displaying type fingerprint recognition device, including fingerprint recognition chip 1, FPC circuit boards 2, connection
Device 3, becket 4 and button key 11, the fingerprint recognition chip 1 are located at the middle part of FPC circuit boards 2 and are electrically connected by scolding tin,
The fingerprint recognition chip 1 surface opposite with FPC circuit boards 2 is covered with a cover plate 5；
The connector 3 is installed on the rear end of FPC circuit boards 2, and this connector 3 and fingerprint recognition chip 1 are located at FPC electricity respectively
The both sides of road plate 2 a, sheet metal 14 is installed on the surface opposite with connector 3 of FPC circuit boards 2, and the fingerprint recognition chip 1 is embedded in
In becket 4, the front end upper surface of the FPC circuit boards 2 is provided with least 2 illuminators 6, and at least 2 illuminators 6 are embedded in
Becket 4 is interior and is distributed in the both sides of fingerprint recognition chip 1, has clear area or translucent areas on the cover plate 5；
The rear end of the FPC circuit boards 2 has a bending part 12, and the button key 11 is installed on the following table of bending part 12
Face, the upper surface of this bending part 12 is by adhesive layer 13 and the lower surface for being located at the underface FPC circuit board 2 of fingerprint recognition chip 1
Connection.
Above-mentioned fingerprint recognition chip 1 is shaped as four sides has the square of rounding.
Electronic component 9 is located at FPC circuit boards 2 near the region of connector 3；Above-mentioned cover plate 5 is glass cover-plate.
Embodiment 2：A kind of pattern displaying type fingerprint recognition device, including fingerprint recognition chip 1, FPC circuit boards 2, connection
Device 3, becket 4 and button key 11, the fingerprint recognition chip 1 are located at the middle part of FPC circuit boards 2 and are electrically connected by scolding tin,
The fingerprint recognition chip 1 surface opposite with FPC circuit boards 2 is covered with a cover plate 5；
The connector 3 is installed on the rear end of FPC circuit boards 2, and this connector 3 and fingerprint recognition chip 1 are located at FPC electricity respectively
The both sides of road plate 2 a, sheet metal 14 is installed on the surface opposite with connector 3 of FPC circuit boards 2, and the fingerprint recognition chip 1 is embedded in
In becket 4, the front end upper surface of the FPC circuit boards 2 is provided with least 2 illuminators 6, and 2 illuminators 6 are embedded in metal
Ring 4 is interior and is distributed in the both sides of fingerprint recognition chip 1, has clear area or translucent areas on the cover plate 5；
The rear end of the FPC circuit boards 2 has a bending part 12, and the button key 11 is installed on the following table of bending part 12
Face, the upper surface of this bending part 12 is by adhesive layer 13 and the lower surface for being located at the underface FPC circuit board 2 of fingerprint recognition chip 1
Connection.
Above-mentioned fingerprint recognition chip 1 is shaped as the rectangle of rounded, and above-mentioned cover plate 5 is sapphire cover plate.
During using above-mentioned pattern displaying type fingerprint recognition device, in its fingerprint recognition chip insertion becket, the FPC electricity
Road front edge of board upper surface is provided with least 2 illuminators, and at least 2 illuminators insertion becket is interior and is distributed in fingerprint knowledge
Other chip both sides, have on the cover plate clear area or and translucent areas, convenient use person distinguishes, especially at night, both may be used
The carrier new to increase transmission, also improves fingerprint module pattern displaying effect；Secondly, the rear end of its FPC circuit board has one
Bending part, the button key is installed on the lower surface of bending part, and the upper surface of this bending part is known by adhesive layer with positioned at fingerprint
The lower surface connection of FPC circuit boards, is conducive to reducing the volume of module, improve production efficiency immediately below other chip.
Above-described embodiment only to illustrate technology design of the present utility model and feature, technique is familiar with its object is to allow
Personage will appreciate that content of the present utility model and implement according to this, protection domain of the present utility model can not be limited with this.
All equivalent change or modifications made according to the utility model Spirit Essence, should all cover protection domain of the present utility model it
It is interior.
Claims (4)
1. a kind of pattern displaying type fingerprint recognition device, it is characterised in that：Including fingerprint recognition chip（1）, FPC circuit boards（2）、
Connector（3）, becket（4）And button key（11）, the fingerprint recognition chip（1）Positioned at FPC circuit boards（2）Middle part simultaneously leads to
Cross scolding tin electrical connection, the fingerprint recognition chip（1）With FPC circuit boards（2）Opposite surface is covered with a cover plate（5）；
The connector（3）It is installed on FPC circuit boards（2）Rear end, this connector（3）With fingerprint recognition chip（1）It is located at respectively
FPC circuit boards（2）Both sides, a sheet metal（14）It is installed on FPC circuit boards（2）With connector（3）Opposite surface, the fingerprint
Identification chip（1）Embedded becket（4）It is interior, the FPC circuit boards（2）Front end upper surface is provided with least 2 illuminators（6）,
This at least 2 illuminators（6）Embedded becket（4）It is interior and be distributed in fingerprint recognition chip（1）Both sides, the cover plate（5）Upper tool
There are clear area or translucent areas；
The FPC circuit boards（2）Rear end have a bending part（12）, the button key（11）It is installed on bending part（12）Under
Surface, this bending part（12）Upper surface pass through adhesive layer（13）With positioned at fingerprint recognition chip（1）Underface FPC circuit boards
（2）Lower surface connection.
2. pattern displaying type fingerprint recognition device according to claim 1, it is characterised in that：The fingerprint recognition chip
（1）Being shaped as four sides has the square of rounding, the rectangle of rounded, track type or rhombus.
3. pattern displaying type fingerprint recognition device according to claim 1, it is characterised in that：Electronic component（9）It is located at
FPC circuit boards（2）Near connector（3）Region.
4. pattern displaying type fingerprint recognition device according to claim 1, it is characterised in that：The cover plate（5）It is glass
Cover plate, ceramic cover plate or sapphire cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621178711.9U CN206209781U (en) | 2016-10-27 | 2016-10-27 | Pattern displaying type fingerprint recognition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621178711.9U CN206209781U (en) | 2016-10-27 | 2016-10-27 | Pattern displaying type fingerprint recognition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206209781U true CN206209781U (en) | 2017-05-31 |
Family
ID=58757742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621178711.9U Expired - Fee Related CN206209781U (en) | 2016-10-27 | 2016-10-27 | Pattern displaying type fingerprint recognition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206209781U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110263655A (en) * | 2019-05-24 | 2019-09-20 | 江苏凯尔生物识别科技有限公司 | Light emitting-type fingerprint chip module |
-
2016
- 2016-10-27 CN CN201621178711.9U patent/CN206209781U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110263655A (en) * | 2019-05-24 | 2019-09-20 | 江苏凯尔生物识别科技有限公司 | Light emitting-type fingerprint chip module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20170531 Termination date: 20181027 |