CN214540794U - Fingerprint identification module and electronic equipment - Google Patents
Fingerprint identification module and electronic equipment Download PDFInfo
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- CN214540794U CN214540794U CN202120596735.0U CN202120596735U CN214540794U CN 214540794 U CN214540794 U CN 214540794U CN 202120596735 U CN202120596735 U CN 202120596735U CN 214540794 U CN214540794 U CN 214540794U
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- fingerprint identification
- identification module
- circuit board
- flexible circuit
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Abstract
The application provides a fingerprint identification module and electronic equipment, the fingerprint identification module is installed in electronic equipment in order to realize the fingerprint identification function, and the fingerprint identification module includes: the flexible circuit board is arranged on the electronic equipment; the electric connecting element is used for electrically connecting the flexible circuit board with a main board of the electronic equipment; the fingerprint identification chips are electrically connected with the flexible circuit board and are sequentially attached to the flexible circuit board to form a curved surface structure matched with the shell; and the packaging piece is used for packaging the plurality of fingerprint identification chips. In this application, the flexible circuit board facing is equipped with a plurality of fingerprint identification chips, a plurality of fingerprint identification chips and the curved surface looks adaptation of casing, flexible circuit board, a plurality of fingerprint identification modules and the electric connecting element and the packaging part that set, and the curved surface shape of casing is the same with the holistic curved surface shape of fingerprint identification module among the realization electronic equipment, and then has promoted the aesthetic property of the electronic equipment who has the fingerprint identification module and comfort level when using.
Description
Technical Field
The application relates to the technical field of fingerprint identification, concretely relates to fingerprint identification module and electronic equipment.
Background
Fingerprint identification is widely applied to electronic equipment such as mobile phones and watches to realize functions such as fingerprint unlocking and fingerprint payment. Fingerprint identification module among the current electronic equipment generally passes through the stiffening plate to be connected on electronic equipment, and wherein, the stiffening plate is arranged in supporting the electric connection component among the fingerprint identification module.
In the course of implementing the present application, the applicant has found that there are at least the following problems in the prior art: the stiffening plate generally is the rigidity material, in the electronic equipment that has the curved surface structure, the unable better curved surface structure looks adaptation in with electronic equipment of fingerprint line identification module, has reduced the whole pleasing to the eye degree of the electronic equipment who installs the fingerprint identification module and the comfort level when using.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is desirable to provide a fingerprint identification module and an electronic device to solve the above problems.
An embodiment of the present application provides a fingerprint identification module, the fingerprint identification module includes:
the flexible circuit board is arranged on the electronic equipment;
the electric connecting element is used for electrically connecting the flexible circuit board with a main board of the electronic equipment;
the fingerprint identification chips are electrically connected with the flexible circuit board and sequentially attached to the flexible circuit board to form a curved surface structure matched with the shell of the electronic equipment;
and the packaging piece is used for packaging a plurality of fingerprint identification chips.
In this embodiment, the flexible circuit board facing is equipped with a plurality of fingerprint identification chips, the curved surface that a plurality of fingerprint identification chips formed and the curved surface looks adaptation of casing, flexible circuit board, a plurality of fingerprint identification module and the electric connecting element and the packaging part that set, the curved surface shape of casing is the same with the holistic curved surface shape of fingerprint identification module in realizing electronic equipment, and then has promoted the aesthetic property of the electronic equipment who has the fingerprint identification module and comfort level when using.
In one embodiment, the package comprises a main body and an end part which are connected, wherein the main body is arranged on one side of the fingerprint identification chips far away from the flexible circuit board; the surface of the main body of the packaging part, which faces away from the fingerprint identification chips, is an arc-shaped surface.
So, the setting up of arcwall face can improve user's operation and feel, promotes the user experience of the electronic equipment that has the fingerprint identification module.
In one embodiment, an end of the package is connected to the flexible circuit board.
So, can realize the integral separation of casing among fingerprint identification module and the electronic equipment, the processing of being convenient for.
In one embodiment, the housing is provided with a fixing groove, and the end of the package is clamped in the fixing groove.
Therefore, the end part of the packaging piece is clamped in the fixing groove of the shell, and the connection stability of the packaging piece and the shell can be improved.
In an embodiment, a receiving slot is formed on a side of the main body facing the plurality of fingerprint identification chips, and the receiving slot is used for receiving the plurality of fingerprint identification chips.
So, a plurality of fingerprint identification chips can be acceptd in the accepting groove, have reduced the volume of fingerprint identification module, and processing technology is simple, easily realizes.
In an embodiment, the fingerprint identification module further includes an adhesive member filled between the flexible circuit board and the package member to connect the package member to the plurality of fingerprint identification chips.
So, strengthened the stability that a plurality of fingerprint identification chips and packaging part are connected, simultaneously, the bonding piece is filled in the clearance between a plurality of fingerprint identification chips, can prevent that a plurality of fingerprint identification chips from rocking.
In an embodiment, the face that the casing is connected the fingerprint identification module is the subsides and establishes the face, the fingerprint identification module is along perpendicular to the projection of pasting and establishing the face is located paste and establishing the face.
So for the fingerprint identification module is located pastes and establishes the face, promotes user experience.
In one embodiment, a plurality of the fingerprint identification chips are arranged at equal intervals.
So, can make the distribution of a plurality of fingerprint identification chips even relatively, strengthen the stability of fingerprint identification module identification effect.
In an embodiment, the present application further provides an electronic device, which includes a motherboard and the fingerprint identification module, where the motherboard is electrically connected to the electrical connection element.
So, the flexible circuit board facing is equipped with a plurality of fingerprint identification chips among the electronic equipment, the curved surface that a plurality of fingerprint identification chips formed and the curved surface looks adaptation of casing, flexible circuit board, a plurality of fingerprint identification module and the electric connecting element and the packaging part of seting up, the curved surface shape of casing is the same with the holistic curved surface shape of fingerprint identification module among the realization electronic equipment, and then has promoted the aesthetic property of the electronic equipment who has the fingerprint identification module and comfort level during the use.
In an embodiment, the electronic device includes an infrared sensing module disposed in the housing, and the electrical connection element is electrically connected to the infrared sensing module.
So, functions such as fingerprint identification module and infrared induction module combined action, the discernment of accomplishing electronic equipment and payment to increase the security that electronic equipment used, promoted electronic equipment's intellectuality.
Drawings
Fig. 1 is a schematic structural diagram of an electronic device and a fingerprint identification module according to a first embodiment of the present application.
Fig. 2 is a schematic cross-sectional view of the area a in fig. 1.
Fig. 3 is a schematic cross-sectional view illustrating a fingerprint recognition module according to a second embodiment of the present application.
Description of the main elements
Containing groove 1412
End 1420
Arc surface 1402
Casing 1100
Fixing groove 1102
Pasting surface 1104
Detailed Description
Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative and are only for the purpose of explaining the present application and are not to be construed as limiting the present application.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
Referring to fig. 1 and fig. 2, a fingerprint identification module 10 is installed in an electronic device 100 to realize a fingerprint identification function, for example: in this embodiment, a wristwatch is taken as an example to illustrate the description.
In an embodiment, the electronic device 100 includes a curved housing 1100, and the fingerprint identification module 10 includes a flexible circuit board 110, an electrical connection element 120, a plurality of fingerprint identification chips 130, and a package 140. The flexible circuit board 110 is attached to the housing 1100; the electrical connecting element 120 is electrically connected to the flexible circuit board 110 and a motherboard (not shown) of the electronic device 100, and the electrical connecting element 120 electrically connects the flexible circuit board 110 and the motherboard of the electronic device 100 for data transmission; the plurality of fingerprint identification chips 130 are electrically connected with the flexible circuit board 110, and the plurality of fingerprint identification chips 130 are sequentially attached to the flexible circuit board 110 to form a curved surface structure matched with the shell 1100; the package 140 is used to package the plurality of fingerprint recognition chips 130 to prevent foreign substances such as water, dirt, etc. from entering the fingerprint recognition chips 130.
It is understood that in other embodiments, the fingerprint identification module 10 may also be disposed inside the casing 1100, and at this time, the package 140 is attached to the inner surface of the casing 1100.
In this embodiment, the plurality of fingerprint identification chips 130 are attached to the flexible circuit board 110, the curved surface formed by the plurality of fingerprint identification chips 130 is adapted to the curved surface of the casing 1100, and the flexible circuit board 110, the plurality of fingerprint identification chips 130, the electrical connection element 120 and the package 140 are provided, so that the curved surface shape of the casing 1100 in the electronic device 100 is the same as the curved surface shape of the whole fingerprint identification module 10, and the beauty of the electronic device 100 with the fingerprint identification module 10 and the comfort during use are improved.
Specifically, the flexible circuit board 110 is provided with a fingerprint identification circuit, and the plurality of fingerprint identification chips 130 can be directly soldered on the flexible circuit board 110, so as to realize mechanical connection and electrical connection between the plurality of fingerprint identification chips 130 and the flexible circuit board 110.
The flexible circuit board 110 includes a first pin (not shown) connected to the plurality of fingerprint identification chips 130 and a second pin (not shown) connected to the electrical connection element 120, the flexible circuit board 110 is electrically connected to the plurality of fingerprint identification chips 130 through the first pin, and the flexible circuit board 110 is electrically connected to the electrical connection element 120 through the second pin.
The package 140 is a flexible member and can form a curved structure having the same shape as the curved surface of the housing 1100, so that the overall shape of the fingerprint recognition module 10 is the same as the curved surface of the housing 1100.
In one embodiment, the package 140 includes a main body 1410 and an end portion 1420, the main body 1410 is disposed on a side of the plurality of fingerprint identification chips 130 away from the flexible circuit board 110, and a surface of the main body 1410 of the package 140 facing away from the plurality of fingerprint identification chips 130 is an arc-shaped surface 1402.
Thus, the setting of the arc-shaped surface 1402 can improve the operation hand feeling of the user, and the user experience of the electronic device 100 with the fingerprint identification module 10 is improved.
In one embodiment, the housing 1100 is provided with a fixing groove 1102, and the end 1420 of the packing 140 is caught at the fixing groove 1102.
Thus, the end 1420 of the package 140 is retained in the fixing groove 1102 of the housing 1100, which can increase the stability of the connection between the package 140 and the housing 1100.
In one embodiment, the main body 1410 of the package 140 has a receiving slot 1412 facing one side of the fingerprint identification chips 130, and the receiving slot 1412 is used for receiving the fingerprint identification chips 130.
Therefore, the fingerprint identification chips 130 can be accommodated in the accommodating grooves 1412, the size of the fingerprint identification module 10 is reduced, and the processing technology is simple and easy to implement.
In an embodiment, the fingerprint identification module 10 further includes an adhesive member 150, and the adhesive member 150 is filled between the flexible circuit board 110 and the package 140 to connect the package 140 to the plurality of fingerprint identification chips 130.
Thus, the stability of the connection between the fingerprint identification chips 130 and the package 140 is enhanced, and meanwhile, the adhesive member 150 fills the gap between the fingerprint identification chips 130, thereby preventing the fingerprint identification chips 130 from shaking.
In particular, the adhesive 150 may be glue.
In one embodiment, the surface of the housing 1100 connected to the fingerprint identification module 10 is a mounting surface 1104 of the housing 1100, and the projection of the fingerprint identification module 10 along the mounting surface 1104 is located in the mounting surface 1104. In this embodiment, the fingerprint identification module 10 is located outside the casing 1100, and the casing 1100 is connected to the flexible circuit board 110 in the fingerprint identification module 10. It is understood that in other embodiments, the fingerprint identification module 10 can be disposed inside the casing 1100, and at this time, the package 140 is connected to the casing 1100 to form the attaching surface 1104.
Thus, the fingerprint identification module 10 is located in the pasting surface 1104, and user experience is improved. That is, along the radial direction of the circle where the attaching surface 1104 is located, the fingerprint identification module 10 is retracted into the attaching surface 1104 of the casing 1100, or the fingerprint identification module 10 is flush with the end of the attaching surface 1104 of the casing 1100. For example: the attaching surface 1104 is located on a side edge of the electronic device 100 (watch), the attaching surface 1104 is a curved surface, the width of the attaching surface 1104 is 1cm, and the length and the width of the fingerprint identification module in a direction perpendicular to the attaching surface 1104 are both less than or equal to 1 cm.
In one embodiment, the plurality of fingerprint recognition chips 130 are disposed at equal intervals.
Therefore, the distribution of the fingerprint identification chips 130 is relatively uniform, so that a uniform image effect is obtained, and the stability of the identification effect of the fingerprint identification module 10 is enhanced.
Referring to fig. 3, a fingerprint identification module 20 according to a second embodiment of the present application is similar to the fingerprint identification module 10 according to the first embodiment, and the fingerprint identification module 20 includes a flexible circuit board 110, an electrical connection element 120, a plurality of fingerprint identification chips 130, and a package 140, and the differences are: in the fingerprint recognition module 20, the fixing groove 1102 is not formed on the housing 1100, one end 1420 of the package 140 is directly connected to the flexible circuit board 110, and the other end 1420 of the package 140 is connected to the surface of the housing 1100.
Thus, the integral separation of the fingerprint identification module 20 and the shell 1100 in the electronic device 100 can be realized, and the processing is convenient.
Specifically, the end 1420 of the package 140 may be directly soldered to the flexible circuit board 110.
Referring to fig. 1, in an embodiment, the present application further provides an electronic device 100, which includes a main board (not shown) and the fingerprint identification module 10 in the first embodiment or the fingerprint identification module 20 in the second embodiment, wherein the main board is electrically connected to the electrical connection element 120.
Like this, flexible circuit board 110 posts in electronic equipment 100 and is equipped with a plurality of fingerprint identification chips 130, the curved surface that a plurality of fingerprint identification chips 130 formed and the curved surface looks adaptation of casing 1100, flexible circuit board 110, a plurality of fingerprint identification chips 130 and the electric connecting element 120 and the packaging part 140 that dispose, the curved surface shape that realizes casing 1100 in electronic equipment 100 is the same with the holistic curved surface shape of fingerprint identification module, and then the comfort level when having the electronic equipment 100 of fingerprint identification module the aesthetic property and using has been promoted.
In one embodiment, the electronic device 100 includes an infrared sensing module (not shown) disposed in the casing 1100, and the electrical connection component 120 is electrically connected to the infrared sensing module.
So, functions such as identification and payment of electronic equipment 100 are accomplished to fingerprint identification module and infrared induction module combined action, for example, when using electronic equipment 100, infrared induction module and fingerprint identification module need be started simultaneously, and functions such as unblock or payment just can be carried out to electronic equipment 100, and then increase the security that electronic equipment 100 used, have promoted electronic equipment 100's intellectuality.
It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present application and not for limiting, and although the present application is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present application without departing from the spirit and scope of the technical solutions of the present application.
Claims (10)
1. The utility model provides a fingerprint identification module, its characterized in that, the fingerprint identification module includes:
the flexible circuit board is arranged on the electronic equipment;
an electrical connection element electrically connecting the flexible circuit board with a main board of the electronic device;
the fingerprint identification chips are electrically connected with the flexible circuit board and sequentially attached to the flexible circuit board to form a curved surface structure matched with the shell of the electronic equipment;
and the packaging piece is used for packaging a plurality of fingerprint identification chips.
2. The fingerprint identification module of claim 1, wherein the package comprises a body and an end portion, the body is disposed on a side of the plurality of fingerprint identification chips away from the flexible circuit board; the main part is a plurality of the face of fingerprint identification chip is the arcwall face dorsad.
3. The fingerprint identification module of claim 2, wherein an end of the package is connected to the flexible circuit board.
4. The fingerprint identification module of claim 2, wherein the housing defines a retaining groove, and wherein the end of the package is retained in the retaining groove.
5. The fingerprint identification module of claim 4, wherein a receiving slot is defined in a side of the main body of the package facing the plurality of fingerprint identification chips, the receiving slot being configured to receive the plurality of fingerprint identification chips.
6. The fingerprint identification module of claim 5, wherein the fingerprint identification module further comprises:
and the adhesive piece is filled between the flexible circuit board and the packaging piece so as to connect the packaging piece to the fingerprint identification chips.
7. The fingerprint identification module of claim 1, wherein the surface of the housing connected to the fingerprint identification module is a mounting surface, and the fingerprint identification module is located in the mounting surface along a projection perpendicular to the mounting surface.
8. The fingerprint identification module of claim 1, wherein the plurality of fingerprint identification chips are equally spaced.
9. An electronic device, comprising:
the fingerprint identification module of any one of claims 1 to 8;
and the mainboard is electrically connected with the electrical connection element.
10. The electronic device of claim 9, wherein the electronic device comprises an infrared sensing module disposed in the housing, and the electrical connection element is electrically connected to the infrared sensing module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120596735.0U CN214540794U (en) | 2021-03-24 | 2021-03-24 | Fingerprint identification module and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120596735.0U CN214540794U (en) | 2021-03-24 | 2021-03-24 | Fingerprint identification module and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214540794U true CN214540794U (en) | 2021-10-29 |
Family
ID=78265181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120596735.0U Active CN214540794U (en) | 2021-03-24 | 2021-03-24 | Fingerprint identification module and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214540794U (en) |
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2021
- 2021-03-24 CN CN202120596735.0U patent/CN214540794U/en active Active
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