CN111783614A - Electronic device - Google Patents
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- CN111783614A CN111783614A CN202010598813.0A CN202010598813A CN111783614A CN 111783614 A CN111783614 A CN 111783614A CN 202010598813 A CN202010598813 A CN 202010598813A CN 111783614 A CN111783614 A CN 111783614A
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- China
- Prior art keywords
- display screen
- fingerprint identification
- electronic device
- identification module
- layer
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- 239000011521 glass Substances 0.000 claims abstract description 44
- 239000000463 material Substances 0.000 claims description 24
- 239000000758 substrate Substances 0.000 claims description 20
- 229920001621 AMOLED Polymers 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 4
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 4
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 4
- 238000002955 isolation Methods 0.000 claims description 2
- 239000000945 filler Substances 0.000 claims 9
- 230000000694 effects Effects 0.000 abstract description 12
- 239000010410 layer Substances 0.000 description 46
- 239000003086 colorant Substances 0.000 description 5
- 238000004026 adhesive bonding Methods 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000206 photolithography Methods 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
- G06V40/1306—Sensors therefor non-optical, e.g. ultrasonic or capacitive sensing
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Electroluminescent Light Sources (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The application discloses electronic equipment includes: a housing; the display screen (100) is arranged on the shell, an inner cavity is formed by the display screen (100) and the shell, the display screen (100) comprises upper glass (110) and lower glass (120), the upper glass (110) and the lower glass (120) are arranged oppositely, and a gap (130) is formed between the upper glass (110) and the lower glass (120); a filling layer (200), wherein the filling layer (200) is arranged in the gap (130); ultrasonic fingerprint identification module (300), ultrasonic fingerprint identification module (300) set up in the inner chamber, and ultrasonic fingerprint identification module (300) and filling layer (200) set up relatively. The relatively poor problem of fingerprint identification effect of ultrasonic wave fingerprint identification module under present electronic equipment's the screen can be solved to this scheme.
Description
Technical Field
The application belongs to the technical field of communication equipment, and particularly relates to electronic equipment.
Background
With the rapid development of electronic devices, the electronic devices are more and more widely used, and the electronic devices such as mobile phones and tablet computers play more and more roles in the work, life, entertainment and the like of people. However, the potential safety hazard of electronic equipment is receiving more and more attention, so that the development of new technology is promoted, fingerprint identification technology is outstanding, the uniqueness and safety of fingerprints are favored by various manufacturers, and various electronic equipment equipped with fingerprint identification is popularized.
Moreover, in order to increase the screen occupation ratio of the electronic device, an off-screen fingerprint identification scheme is mostly adopted at present. Under the general condition, fingerprint identification's application technical scheme mainly uses optical fingerprint identification module and ultrasonic fingerprint identification module under the screen to be main, compares in optical fingerprint identification module, and the security of ultrasonic fingerprint identification module is better, and different materials can be discerned to ultrasonic fingerprint identification module moreover, for example can distinguish human skin and the forged fingerprint of gluing, can also pierce through thicker glass to make the application of ultrasonic fingerprint identification module comparatively extensive.
In specific working process, the ultrasonic fingerprint identification module needs to realize the fingerprint identification work through the display screen of electronic equipment. However, in the display screen, go up glass and have the clearance down between the glass mostly, under the normal conditions, the clearance is in vacuum state, and under this kind of condition, the difficult clearance that is in vacuum state that pierces through of ultrasonic wave to influence the fingerprint identification effect of ultrasonic wave fingerprint identification module under the screen.
Disclosure of Invention
The purpose of this application embodiment is to provide an electronic equipment, can solve the relatively poor problem of fingerprint identification effect of ultrasonic wave fingerprint identification module under present electronic equipment's the screen.
In order to solve the technical problem, the present application is implemented as follows:
an electronic device, comprising:
a housing;
the display screen is arranged on the shell, an inner cavity is formed between the display screen and the shell, the display screen comprises upper glass and lower glass, the upper glass and the lower glass are oppositely arranged, and a gap is formed between the upper glass and the lower glass;
a filling layer disposed in the gap;
the ultrasonic fingerprint identification module, the ultrasonic fingerprint identification module set up in the inner chamber, just the ultrasonic fingerprint identification module with the filling layer sets up relatively.
In the electronic equipment disclosed in the embodiment of the application, the clearance in the display screen is filled through the filling layer to make the ultrasonic wave can pierce through the display screen, thereby make the ultrasonic fingerprint identification module can see through the display screen and exert the fingerprint identification function, and then make the ultrasonic fingerprint identification module can be applied to in the electronic equipment. Compare in optical type fingerprint identification module, the security of ultrasonic fingerprint identification module is better, and different materials can be discerned to ultrasonic fingerprint identification module moreover, for example can distinguish human skin and the forged system fingerprint of gluing, can also pierce through thicker glass to make electronic equipment's practicality better.
Drawings
FIG. 1 is a partial cross-sectional view of a display screen of an electronic device as disclosed in an embodiment of the present application;
fig. 2 is a schematic structural diagram of a display screen of an electronic device at another viewing angle, according to an embodiment of the present disclosure.
Description of reference numerals:
100-display screen, 110-upper glass, 120-lower glass, 130-gap;
200-filling layer, 210-first filling layer, 220-second filling layer;
300-ultrasonic fingerprint identification module;
400-substrate, 410-pixel unit, 411-first organic light emitting material, 412-second organic light emitting material, 413-third organic light emitting material, 420-ring groove;
500-glue frame.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in sequences other than those illustrated or described herein. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
The following describes the camera module provided in the embodiments of the present application in detail through specific embodiments and application scenarios thereof with reference to the accompanying drawings.
As shown in fig. 1 to 2, an embodiment of the present application discloses an electronic device, which includes a housing, a display screen 100, a filling layer 200, and an ultrasonic fingerprint identification module 300.
The casing is the peripheral component of electronic equipment, and the casing can provide the mounted position for other components of electronic equipment, and display screen 100 sets up in the casing, and in this case, display screen 100 forms the inner chamber with the casing, and other components of electronic equipment can set up in the inner chamber to make the structure of electronic equipment compacter. Optionally, the display screen 100 may be an AMOLED (active matrix Organic Light Emitting Diode) display screen, and the AMOLED display screen has the advantages of fast response speed, self-luminescence, wide viewing angle, good display effect, low power consumption, and the like, so as to improve the user experience.
The display screen 100 includes an upper glass 110 and a lower glass 120, the upper glass 110 is disposed opposite to the lower glass 120, and a gap 130 is formed between the upper glass 110 and the lower glass 120. Specifically, the upper glass 110 and the lower glass 120 may be bonded by the adhesive frame 500, so that an installation space is formed between the upper glass 110, the lower glass 120 and the adhesive frame 500, and other functional components of the display screen 100 may be disposed in the installation space.
Typically, the gap 130 between the upper glass 110 and the lower glass 120 is filled with an inert gas, or the gap 130 is in a vacuum state. However, the ultrasonic fingerprint recognition module 300 cannot be applied to such electronic devices because the ultrasonic waves are difficult to penetrate through the air layer or the vacuum gap 130.
In the embodiment of the present application, the filling layer 200 is disposed in the gap 130, and the ultrasonic wave can penetrate through the filling layer 200, so that the ultrasonic fingerprint identification module 300 can be applied to the electronic device disclosed in the embodiment of the present application. Specifically, ultrasonic fingerprint identification module 300 sets up in the inner chamber, and ultrasonic fingerprint identification module 300 and filling layer 200 set up relatively to make ultrasonic fingerprint identification module 300 can see through filling layer 200 and realize transmission, transmission and receiving function, thereby make ultrasonic fingerprint identification module 300 can realize the fingerprint identification function, and then make ultrasonic fingerprint identification module 300 can be applied to this type of electronic equipment.
Compare in the fingerprint identification module of other types, the security of ultrasonic fingerprint identification module 300 is better, and different materials can be discerned to ultrasonic fingerprint identification module 300 in addition, for example can distinguish human skin and the forged system fingerprint of gluing, can also pierce through thicker glass to make electronic equipment's practicality better. In the embodiment of the present application, optionally, ultrasonic fingerprint identification module 300 can bond in the inboard of display screen 100 to make ultrasonic fingerprint identification module 300 can exert the fingerprint identification function better. Of course, the ultrasonic fingerprint identification module 300 can be installed at any position in the inner cavity of the electronic device, and the embodiment of the present application does not limit this.
Known from the above, among the electronic equipment disclosed in the embodiment of the present application, gap 130 in display screen 100 is filled through filling layer 200 to make the ultrasonic wave can pierce through display screen 100, thereby make ultrasonic fingerprint identification module 300 can see through display screen 100 and exert the fingerprint identification function, and then make ultrasonic fingerprint identification module 300 can be applied to among the electronic equipment. Compare in optical type fingerprint identification module, the security of ultrasonic fingerprint identification module 300 is better, and different materials can be discerned to ultrasonic fingerprint identification module 300 moreover, for example can distinguish human skin and the forged system fingerprint of gluing, can also pierce through thicker glass to make electronic equipment's practicality better.
Meanwhile, the gap 130 in the display screen 100 is filled with the filling layer 200, so that the integrated structure and strength of the display screen 100 can be increased, the problem of screen cracking of the display screen 100 can be better prevented, and the service life of the display screen 100 can be prolonged.
Further, the display panel 100 may further include a substrate 400, the substrate 400 may be disposed on a side of the lower glass 120 facing the upper glass 110, the gap 130 is provided between the substrate 400 and the upper glass 110, the substrate 400 may be disposed with a pixel unit 410, optionally, the number of the pixel units 410 may be multiple, and the pixel units 410 may be distributed in multiple rows, and any adjacent three rows of the pixel units 410 may be a first row of pixel units, a second row of pixel units, and a third row of pixel units, respectively, the first row of pixel units may include a plurality of first organic light emitting materials 411 distributed at intervals, the second row of pixel units may include a plurality of second organic light emitting materials 412 distributed at intervals, and the third row of pixel units may include a plurality of third organic light emitting materials 413 distributed at intervals, as shown in fig. 2. In this case, the display panel 100 may obtain different colors by the color change of the first organic light emitting material 411, the second organic light emitting material 412, and the third organic light emitting material 413 and the superposition of the three, so that the display panel 100 may display different images.
Alternatively, the first organic light emitting material 411, the second organic light emitting material 412, and the third organic light emitting material 413 may be three different organic light emitting materials, and specifically, the first organic light emitting material 411, the second organic light emitting material 412, and the third organic light emitting material 413 may be red, green, and blue colors, respectively, and when the display panel 100 is in operation, the colors of the three colors are mixed, so that more colors can be displayed by the display panel 100.
In the embodiment of the present disclosure, the substrate 400 may be formed with an annular groove 420 surrounding the pixel unit 410, a portion of the filling layer 200 may be filled in the annular groove 420, and a portion of the filling layer 200 filled in the annular groove 420 may form an isolation layer. In this case, the part of the filling layer 200 filled in the annular groove 420 can isolate water and oxygen, thereby protecting the pixel unit 410. When the display screen 100 is damaged, the above method can prevent the water and oxygen entering the display screen 100 from contacting the pixel units 410, so as to prevent the pixel units 410 from generating oxidation corrosion to affect the display effect of the display screen 100.
Also, in order to fill the partial filling layer 200 in the annular groove 420 more easily, alternatively, the opening of the annular groove 420 may be gradually increased in the groove bottom-to-notch direction of the annular groove 420. In this way, the partial filling layer 200 can be filled in each position of the annular groove 420, so that the filling effect of the annular groove 420 is better, and the water and oxygen entering the display screen 100 can be better prevented from contacting the pixel unit 410, so as to prevent the display effect of the display screen 100 from being affected by the oxidation corrosion of the pixel unit 410. Meanwhile, the partial filling layer 200 filled in the annular groove 420 of the structure has better strength, so that the pixel unit 410 can be better protected. Of course, the above-described manner can also facilitate the etching of the annular groove 420.
In another alternative embodiment, in order to better protect the pixel unit 410, the substrate 400 may be provided with a plurality of annular grooves 420, and the plurality of annular grooves 420 may be spaced apart from the pixel unit 410. In this case, the plurality of annular grooves 420 can protect the pixel units 410 in a multi-layer manner, so that water and oxygen entering the display screen 100 can be better prevented from contacting the pixel units 410, and the display effect of the display screen 100 is prevented from being affected by oxidation corrosion of the pixel units 410.
In the embodiment of the present disclosure, the filling layer 200 may be a single-layer structural member, of course, the filling layer 200 may also be a multi-layer structural member, optionally, the filling layer 200 may include a first filling layer 210 and a second filling layer 220, the first filling layer 210 may be disposed on the substrate 400, and the second filling layer 220 may be disposed on the first filling layer 210. In this case, not only the functional devices on the substrate 400 can be better protected by the first and second filling layers 210 and 220, but also the functional devices on the substrate 400 can be better planarized by the first and second filling layers 210 and 220, thereby facilitating the assembly of the display screen 100.
Further, the first filling-up layer 210 may be an inorganic insulating layer. The inorganic insulating layer can provide a better insulating effect so that the functional devices on the substrate 400 can better function. Optionally, the inorganic insulating layer may be at least one of silicon carbide and silicon oxide, the silicon carbide and the silicon oxide have advantages of corrosion resistance, high temperature resistance, high strength and the like, and in the case that the inorganic insulating layer is silicon carbide or silicon oxide, the inorganic insulating layer not only can have a good insulating effect, but also can improve the service life of the display screen 100.
In the embodiment of the present application, the second filling-up layer 220 may be an organic filling-up layer. Compare in inorganic layer, the penetrating effect of ultrasonic wave can be improved to organic filling layer to can make ultrasonic fingerprint identification module 300 among the electronic equipment can exert the fingerprint identification function better. Meanwhile, the filling effect of the organic filling layer is better, so that the gap 130 in the display screen 100 can be better filled, the display screen 100 is better prevented from generating a screen crack phenomenon, and the display screen 100 can have a better display effect. Of course, the second filling layer 220 may be made of a polyimide material, and the second filling layer 220 may also be made of other organic materials, which is not limited in this embodiment of the application.
In the embodiment of the present application, the annular groove 420 may be an etching space. Specifically, the substrate 400 may be first subjected to a photolithography exposure process by photolithography, and then etched by other means, so that a portion of the substrate 400 that needs to be removed is processed to form the annular groove 420. The mode not only can improve the production efficiency, but also needs simple equipment, thereby being beneficial to cost control.
The electronic device disclosed in the embodiment of the present application may be a smart phone, a tablet computer, an electronic book reader, a wearable device (e.g., a smart watch), an electronic game machine, and the like, and the specific kind of the electronic device is not limited in the embodiment of the present application.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. An electronic device, comprising:
a housing;
the display screen (100) is arranged on the shell, an inner cavity is formed between the display screen (100) and the shell, the display screen (100) comprises an upper glass (110) and a lower glass (120), the upper glass (110) and the lower glass (120) are arranged oppositely, and a gap (130) is formed between the upper glass (110) and the lower glass (120);
a filler layer (200), the filler layer (200) disposed in the gap (130);
ultrasonic fingerprint identification module (300), ultrasonic fingerprint identification module (300) set up in the inner chamber, just ultrasonic fingerprint identification module (300) with filling layer (200) sets up relatively.
2. The electronic device according to claim 1, wherein the display screen (100) further comprises a substrate (400), the substrate (400) is disposed on a side of the lower glass (120) facing the upper glass (110), the gap (130) is disposed between the substrate (400) and the upper glass (110), the substrate (400) is disposed with a pixel unit (410), and the substrate (400) is disposed with an annular groove (420) surrounding the pixel unit (410), and a portion of the filling layer (200) filled in the annular groove (420) forms an isolation layer.
3. The electronic device of claim 2, wherein the opening of the annular groove (420) is gradually increased in a groove bottom-to-groove opening direction of the annular groove (420).
4. The electronic device of claim 2, wherein the substrate (400) defines a plurality of annular grooves (420), the plurality of annular grooves (420) being spaced apart in a direction away from the pixel unit (410).
5. The electronic device of claim 2, wherein the filler layer (200) comprises a first filler layer (210) and a second filler layer (220), the first filler layer (210) being disposed on the substrate (400), the second filler layer (220) being disposed on the first filler layer (210).
6. The electronic device of claim 5, wherein the first filler layer (210) is an inorganic insulating layer.
7. The electronic device according to claim 6, wherein the inorganic insulating layer is at least one of silicon carbide and silicon oxide.
8. The electronic device of claim 5, wherein the second fill layer (220) is an organic fill layer.
9. An electronic device according to claim 2, wherein the number of the pixel units (410) is plural, the plural pixel units (410) are distributed in a plurality of rows, and any three adjacent rows of the pixel units (410) are respectively a first row of pixel units, a second row of pixel units and a third row of pixel units, the first row of pixel units comprises a plurality of first organic light-emitting materials (411) distributed at intervals, the second row of pixel units comprises a plurality of second organic light-emitting materials (412) distributed at intervals, and the third row of pixel units comprises a plurality of third organic light-emitting materials (413) distributed at intervals.
10. The electronic device of claim 1, wherein the display screen (100) is an AMOLED display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010598813.0A CN111783614A (en) | 2020-06-28 | 2020-06-28 | Electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010598813.0A CN111783614A (en) | 2020-06-28 | 2020-06-28 | Electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111783614A true CN111783614A (en) | 2020-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010598813.0A Pending CN111783614A (en) | 2020-06-28 | 2020-06-28 | Electronic device |
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| Country | Link |
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| CN (1) | CN111783614A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107329303A (en) * | 2017-06-30 | 2017-11-07 | 联想(北京)有限公司 | A kind of preparation method of display screen, electronic equipment and display screen |
| CN107563306A (en) * | 2017-08-11 | 2018-01-09 | 维沃移动通信有限公司 | A kind of display module and terminal device |
| CN108922902A (en) * | 2018-07-03 | 2018-11-30 | 云谷（固安）科技有限公司 | Display screen and display device |
| CN110738136A (en) * | 2019-09-26 | 2020-01-31 | 维沃移动通信有限公司 | display module and electronic equipment |
| CN110929585A (en) * | 2019-10-29 | 2020-03-27 | 武汉华星光电技术有限公司 | Optical fingerprint identification device under screen |
| US20200184178A1 (en) * | 2018-12-24 | 2020-06-11 | Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Oled display panel and under-screen optical fingerprint recognition method |
-
2020
- 2020-06-28 CN CN202010598813.0A patent/CN111783614A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107329303A (en) * | 2017-06-30 | 2017-11-07 | 联想(北京)有限公司 | A kind of preparation method of display screen, electronic equipment and display screen |
| CN107563306A (en) * | 2017-08-11 | 2018-01-09 | 维沃移动通信有限公司 | A kind of display module and terminal device |
| CN108922902A (en) * | 2018-07-03 | 2018-11-30 | 云谷（固安）科技有限公司 | Display screen and display device |
| US20200184178A1 (en) * | 2018-12-24 | 2020-06-11 | Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Oled display panel and under-screen optical fingerprint recognition method |
| CN110738136A (en) * | 2019-09-26 | 2020-01-31 | 维沃移动通信有限公司 | display module and electronic equipment |
| CN110929585A (en) * | 2019-10-29 | 2020-03-27 | 武汉华星光电技术有限公司 | Optical fingerprint identification device under screen |
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