CN111709394B - Under-screen fingerprint identification method and device and storage medium - Google Patents
Under-screen fingerprint identification method and device and storage medium Download PDFInfo
- Publication number
- CN111709394B CN111709394B CN202010618571.7A CN202010618571A CN111709394B CN 111709394 B CN111709394 B CN 111709394B CN 202010618571 A CN202010618571 A CN 202010618571A CN 111709394 B CN111709394 B CN 111709394B
- Authority
- CN
- China
- Prior art keywords
- fingerprint identification
- target
- identification module
- fingerprint
- image information
- 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.)
- Active
Links
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
- G06V40/1318—Sensors therefor using electro-optical elements or layers, e.g. electroluminescent sensing
-
- 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
- G06V40/1324—Sensors therefor by using geometrical optics, e.g. using prisms
Abstract
The embodiment of the application provides an on-screen fingerprint identification method, an on-screen fingerprint identification device and a storage medium, wherein the on-screen fingerprint identification device comprises: the fingerprint identification device comprises a processor and a fingerprint identification module connected with the processor, wherein a mobile component is arranged in the fingerprint identification module; the fingerprint identification module is used for acquiring initial fingerprint image information; the processor is used for determining a target imaging position under the condition that the image quality of the initial fingerprint image information is lower than the preset image quality, and controlling the fingerprint identification module to move to the target imaging position through the moving component; and the fingerprint identification module is also used for collecting target fingerprint image information at the target imaging position.
Description
Technical Field
The present disclosure relates to the field of electronic applications, and in particular, to an on-screen fingerprint identification method and apparatus, and a storage medium.
Background
With the full-face entering the full-face screen era of smart phones, the under-screen fingerprint is widely applied to an Organic Light-Emitting Diode (OLED) screen or an Active-matrix Organic Light-Emitting Diode (AMOLED) screen as the most commonly used technical means, a sensor is placed on the back of the screen by utilizing the self-luminous characteristic of the screen pixels, when a finger presses the surface of the screen, the screen emits Light to illuminate the finger, the Light path carrying fingerprint information returns to the sensor, and the sensor is used for restoring the image to a fingerprint image, thereby realizing the fingerprint image acquisition and fingerprint identification processes. The existing under-screen optical fingerprint technology has strict requirements on the thickness of a display screen, and the change of the thickness of the display screen can influence the image quality of fingerprint image information.
Disclosure of Invention
The embodiment of the application provides an on-screen fingerprint identification method, an on-screen fingerprint identification device and a storage medium, which can improve the image quality of fingerprint image information.
The technical scheme of the application is realized as follows:
the embodiment of the application provides an under-screen fingerprint identification device, the device includes:
the fingerprint identification device comprises a processor and a fingerprint identification module connected with the processor, wherein a moving assembly is arranged in the fingerprint identification module; wherein, the liquid crystal display device comprises a liquid crystal display device,
the fingerprint identification module is used for collecting initial fingerprint image information;
the processor is used for determining a target imaging position under the condition that the image quality of the initial fingerprint image information is lower than the preset image quality, and controlling the fingerprint identification module to move to the target imaging position through the moving component;
the fingerprint identification module is also used for collecting target fingerprint image information at the target imaging position.
The embodiment of the application provides an off-screen fingerprint identification method, which is applied to an off-screen fingerprint identification device, wherein the off-screen fingerprint identification device comprises a fingerprint identification module provided with a mobile component, and the method comprises the following steps:
collecting initial fingerprint image information by utilizing the fingerprint identification module;
under the condition that the image quality of the initial fingerprint image information is smaller than the preset image quality, determining a target imaging position, and controlling the fingerprint identification module to move to the target imaging position through the moving component;
and collecting target fingerprint image information at the target imaging position by utilizing the fingerprint identification module.
An embodiment of the present application provides a storage medium having a computer program stored thereon, wherein the computer program, when executed by a processor, implements a method as described in any of the above.
The embodiment of the application provides an on-screen fingerprint identification method, an on-screen fingerprint identification device and a storage medium, wherein the on-screen fingerprint identification device comprises: the fingerprint identification device comprises a processor and a fingerprint identification module connected with the processor, wherein a mobile component is arranged in the fingerprint identification module; the fingerprint identification module is used for acquiring initial fingerprint image information; the processor is used for determining a target imaging position under the condition that the image quality of the initial fingerprint image information is lower than the preset image quality, and controlling the fingerprint identification module to move to the target imaging position through the moving component; and the fingerprint identification module is also used for collecting target fingerprint image information at the target imaging position. By adopting the implementation scheme of the device, the under-screen fingerprint identification device comprises the fingerprint identification module provided with the moving component, when the processor of the under-screen fingerprint identification device judges that the image quality of initial fingerprint image information initially collected by the fingerprint identification module is lower than the preset image quality, the under-screen fingerprint identification device determines that the thickness of the display screen is changed, at the moment, the under-screen fingerprint identification device determines the target imaging position again, and controls the fingerprint identification module to move to the target imaging position through the moving component to collect the target fingerprint image information again; because the target imaging position is redetermined, the image quality of the target fingerprint image information acquired at the target imaging position is higher than that of the initial fingerprint image information, so that when the thickness of the display screen changes, the under-screen fingerprint identification device can automatically judge and redetermine the target imaging position, and further improve the image quality of the fingerprint image information.
Drawings
Fig. 1 is a schematic structural diagram of an on-screen fingerprint identification device according to an embodiment of the present application;
FIG. 2 is a schematic diagram of fingerprint imaging performed by an exemplary on-screen fingerprint recognition device according to an embodiment of the present application;
fig. 3 is a schematic diagram of an exemplary moving component for controlling a moving direction of a fingerprint identification module according to an embodiment of the present application;
fig. 4 is a flowchart of an on-screen fingerprint identification method according to an embodiment of the present application.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the application. And are not intended to limit the present application.
An embodiment of the present application provides an under-screen fingerprint identification device 1, as shown in fig. 1, the device may include:
the fingerprint identification device comprises a processor 10 and a fingerprint identification module 11 connected with the processor 10, wherein a mobile component 110 is arranged in the fingerprint identification module 11; wherein, the liquid crystal display device comprises a liquid crystal display device,
the fingerprint identification module 11 is used for collecting initial fingerprint image information;
the processor 10 is configured to determine a target imaging position when the image quality of the initial fingerprint image information is less than a preset image quality, and control the fingerprint identification module 11 to move to the target imaging position through the moving component 110;
the fingerprint identification module 11 is further configured to collect target fingerprint image information at the target imaging location.
The under-screen fingerprint identification device is applicable to scenes of under-screen optical fingerprint identification of an OLED screen or an AMOLED screen.
In this embodiment, the off-screen fingerprint recognition device may be any device with fingerprint recognition and storage functions, for example: tablet computers, cell phones, personal computers (Personal Computer, PCs), notebook computers, cameras, wearable devices, and the like.
In this embodiment of the application, fingerprint identification device includes the treater and the fingerprint identification module that is connected with the treater under the screen, wherein, is provided with the removal subassembly in the fingerprint identification module. In the process of carrying out the fingerprint identification under the screen, the fingerprint identification module collects initial fingerprint image information first, the processor obtains the image quality of the initial fingerprint image information, compares the image quality of the initial fingerprint image information with the preset image quality, when the image quality of the initial fingerprint image information is lower than the preset image quality, the processor determines a target imaging position, controls the fingerprint identification module to move to the target imaging position through the moving assembly, and at the moment, the fingerprint identification module collects the target fingerprint image information again at the target imaging position so as to realize login authentication, terminal unlocking operation and the like by utilizing the collected target fingerprint image information.
In this embodiment of the present application, the moving component is a moving component such as a motor, and is specifically selected according to an actual situation, which is not specifically limited in this embodiment of the present application.
In the embodiment of the present application, the image quality may be parameters such as image definition, image resolution, etc., which are specifically selected according to actual situations, and the embodiment of the present application is not specifically limited.
In the embodiment of the application, the image quality of the target fingerprint image information acquired by the fingerprint identification module at the target imaging position is higher than that of the initial fingerprint image information, so that the accuracy of subsequent operations such as fingerprint image information identity identification can be improved.
Optionally, referring to fig. 1, the apparatus 1 further includes: a display screen 12 connected to the processor 10;
the fingerprint recognition module 11 is configured to collect initial fingerprint image information and the target fingerprint image information from the display screen 12 when receiving a pressing operation on the display screen 12.
In this embodiment of the application, the display screen is luminous display screen, is provided with the LED lamp promptly in the display screen below, after the display screen is pressed to the finger, controls the display screen through starting the LED lamp and gives out light, and the light that luminous display screen produced at this moment shines the finger line, then on the fingerprint identification module under the light reflection display screen, produces fingerprint image information, has realized the process that fingerprint identification module gathered initial fingerprint image information from the display screen promptly. It should be noted that, the process of collecting the initial fingerprint image information from the display screen by the fingerprint identification module is consistent with the process of collecting the target fingerprint image information, and will not be described here again.
Optionally, the fingerprint identification module includes a first lens; the moving component is arranged on the first lens;
the processor is further configured to determine a first target position of the first lens, and determine the first target position as the target imaging position; and controlling the first lens to move to the first target position through the moving assembly.
In this embodiment, fingerprint identification module comprises first camera lens and sensitization sensor, and fingerprint identification device installs in proper order according to display screen, first camera lens and sensitization sensor under the screen, and first camera lens and sensitization sensor can independently set up respectively in fingerprint identification device under the screen, also can be connected first camera lens and sensitization sensor with coupling assembling. When the first lens and the photosensitive sensor are respectively and independently arranged in the under-screen fingerprint identification device, the moving component can be arranged on the first lens, the specific moving component can be arranged at the edge of the first lens or arranged on the first lens in other forms, and the arrangement mode of the moving component arranged on the first lens is not particularly limited. At this time, the moving component controls the movement of the first lens to adjust the object distance between the display screen and the first lens.
The schematic diagram of fingerprint imaging performed by the fingerprint identification device under the screen is shown in fig. 2, the plane where the surface of the display screen is located is an imaging surface D, when a finger presses the display screen, after the finger lines are irradiated by light rays generated by the display screen, the reflected light rays are projected to the imaging surface C through the first lens, the object distance between the display screen and the first lens is A, the matched optimal image distance between the first lens and the photosensitive sensor is B, at the moment, the photosensitive sensor is arranged at the position where the imaging surface C is located, and the photosensitive sensor can acquire fingerprint image information at the position where the imaging surface C is located; when the surface of the display screen is covered with the protective film, the plane where the surface of the display screen is located is an imaging plane d, at this time, the object distance between the display screen and the first lens becomes a, the image distance between the first lens and the photosensitive sensor becomes b, the reflected light is projected to an imaging plane C through the first lens, and the photosensitive sensor is located at a position where the imaging plane C is located, thereby resulting in a reduction in resolution of the acquired fingerprint image information.
In this embodiment of the present invention, a moving component is disposed on a first lens, when an imaging surface of a display screen becomes d, a first target position of the first lens is determined, and the moving component controls the first lens to move to the first target position, where the first target position can enable the imaging surface to become C, and at this time, a photosensitive sensor is located at an optimal imaging surface, and image quality of target fingerprint image information acquired by the photosensitive sensor is highest.
Optionally, the fingerprint identification module further comprises a photosensitive sensor; the moving component is arranged on the photosensitive sensor;
the processor is further configured to determine a second target position of the photosensitive sensor, and determine the second target position as the target imaging position; and controlling the photosensitive sensor to move to the second target position through the moving assembly.
In this embodiment of the present application, a moving component is disposed on a photosensitive sensor, and a specific moving component may be installed at a fixed position of the photosensitive sensor or disposed on the photosensitive sensor in other forms, and a manner in which the moving component is disposed on the photosensitive sensor is not specifically limited in this embodiment of the present application. When the imaging surface of the display screen is changed into d, a second target position of the photosensitive sensor is determined, the photosensitive sensor is controlled to move to the second target position through the moving assembly, the second target position is the position of the imaging surface c, the photosensitive sensor is positioned on the optimal imaging surface, and the image quality of target fingerprint image information acquired by the photosensitive sensor is highest.
Optionally, the fingerprint identification module further comprises a connecting component for connecting the first lens and the photosensitive sensor, and the moving component is arranged on the connecting component;
the processor is further configured to determine a third target position of the fingerprint identification module, and determine the third target position as the target imaging position; and controlling the connecting part to move through the moving assembly so as to drive the fingerprint identification module to move to the third target position.
In this embodiment of the present application, when the first lens and the photosensitive sensor in the fingerprint identification module are respectively and independently disposed in the under-screen fingerprint identification device, the moving component may be disposed on the first lens in the fingerprint identification module, or may be disposed on the photosensitive sensor in the fingerprint identification module; when first camera lens and the light sensing sensor in the fingerprint identification module pass through adapting unit and connect, remove the subassembly and still can set up on the adapting unit of fingerprint identification module, specific removal subassembly can install at adapting unit's edge or set up on adapting unit with other forms, the setting mode that removes the subassembly setting on adapting unit this application embodiment does not do specific limitation. At this time, remove the subassembly and can control whole fingerprint identification module and remove, specific removal subassembly's setting form can select according to the constitution form of fingerprint identification module, and this embodiment does not do specific restriction.
In this embodiment, set up the removal subassembly on fingerprint identification module, when the imaging surface of display screen became d, confirm the third target position of fingerprint identification module to remove to third target position through removal subassembly control fingerprint identification module, this third target position can make the object distance between display screen and the first camera lens become A from a, and then makes photosensitive sensor be in the optimal imaging surface, and the image quality of the target fingerprint image information that photosensitive sensor gathered is the highest.
Optionally, the processor 10 controls the movement of the moving component 110 along a first direction, the first direction being a direction perpendicular to the plane of the display screen 12.
As shown in fig. 3, the plane of the display screen is in the horizontal direction, the moving assembly is installed on the fingerprint identification module, when the protective film is covered on the display screen, the optimal imaging surface is changed, at this time, the under-screen fingerprint identification device controls the fingerprint identification module to move along the vertical direction through the moving assembly until the fingerprint identification module is moved to the optimal imaging surface to acquire the target fingerprint image information.
The embodiment of the application provides an under-screen fingerprint identification device, a processor and a fingerprint identification module connected with the processor, wherein a mobile component is arranged in the fingerprint identification module; the fingerprint identification module is used for acquiring initial fingerprint image information; the processor is used for determining a target imaging position under the condition that the image quality of the initial fingerprint image information is lower than the preset image quality, and controlling the fingerprint identification module to move to the target imaging position through the moving component; and the fingerprint identification module is also used for collecting target fingerprint image information at the target imaging position. Therefore, in the on-screen fingerprint identification device provided by the embodiment, the on-screen fingerprint identification device comprises the fingerprint identification module provided with the moving component, when the processor of the on-screen fingerprint identification device judges that the image quality of the initial fingerprint image information initially collected by the fingerprint identification module is lower than the preset image quality, the on-screen fingerprint identification device determines that the thickness of the display screen is changed, at the moment, the on-screen fingerprint identification device determines the target imaging position again, and controls the fingerprint identification module to move to the target imaging position through the moving component to collect the target fingerprint image information again; because the target imaging position is redetermined, the image quality of the target fingerprint image information acquired at the target imaging position is higher than that of the initial fingerprint image information, so that when the thickness of the display screen changes, the under-screen fingerprint identification device can automatically judge and redetermine the target imaging position, and further improve the image quality of the fingerprint image information.
The embodiment of the application also provides an off-screen fingerprint identification method, which is applied to an off-screen fingerprint identification device, wherein the off-screen fingerprint identification device comprises a fingerprint identification module provided with a mobile component, as shown in fig. 4, and the method can comprise the following steps:
s101, acquiring initial fingerprint image information by utilizing a fingerprint identification module.
The under-screen fingerprint identification method is suitable for scenes of optical fingerprint identification under OLED screens.
In this application embodiment, fingerprint identification device under screen includes: the display screen, this display screen is luminous display screen, is provided with the LED lamp promptly in the display screen below, and fingerprint identification module is in the display screen below, and under the condition of receiving the pressing operation to the display screen, fingerprint identification module is utilized to the fingerprint identification device under the screen, gathers initial fingerprint image information from the display screen.
In this embodiment of the application, after the display screen is pressed to the finger, control the display screen through starting the LED lamp and give out light, the light that luminous display screen produced at this moment shines the finger line, then on the fingerprint identification module under the light reflection display screen, produces fingerprint image information, has realized promptly that the fingerprint identification module gathers initial fingerprint image information's process from the display screen.
S102, under the condition that the image quality of the initial fingerprint image information is smaller than the preset image quality, determining a target imaging position, and controlling the fingerprint identification module to move to the target imaging position through the moving assembly.
After the on-screen fingerprint identification device collects initial fingerprint image information by utilizing the fingerprint identification module, the on-screen fingerprint identification device obtains the image quality of the initial fingerprint image information, compares the image quality of the initial fingerprint image information with the preset image quality, determines a target imaging position under the condition that the image quality of the initial fingerprint image information is less than the preset image quality, and controls the fingerprint identification module to move to the target imaging position through the moving component.
In this embodiment, fingerprint identification module comprises first camera lens and sensitization sensor, and fingerprint identification device installs in proper order according to display screen, first camera lens and sensitization sensor under the screen, and first camera lens and sensitization sensor can independently set up respectively in fingerprint identification device under the screen, also can be connected first camera lens and sensitization sensor with coupling assembling. When the first lens and the photosensitive sensor are respectively and independently arranged in the under-screen fingerprint identification device, the moving component can be arranged on the first lens, and at the moment, the moving component controls the movement of the first lens to adjust the object distance between the display screen and the first lens.
The schematic diagram of fingerprint imaging performed by the fingerprint identification device under the screen is shown in fig. 2, the plane where the surface of the display screen is located is an imaging surface D, when a finger presses the display screen, after the finger lines are irradiated by light rays generated by the display screen, the reflected light rays are projected to the imaging surface C through the first lens, the object distance between the display screen and the first lens is A, the matched optimal image distance between the first lens and the photosensitive sensor is B, at the moment, the photosensitive sensor is arranged at the position where the imaging surface C is located, and the photosensitive sensor can acquire fingerprint image information at the position where the imaging surface C is located; when the surface of the display screen is covered with the protective film, the plane where the surface of the display screen is located is an imaging plane d, at this time, the object distance between the display screen and the first lens becomes a, the image distance between the first lens and the photosensitive sensor becomes b, the reflected light is projected to an imaging plane C through the first lens, and the photosensitive sensor is located at a position where the imaging plane C is located, thereby resulting in a reduction in resolution of the acquired fingerprint image information.
In an alternative embodiment, the fingerprint recognition module comprises a first lens, and the moving component is arranged on the first lens; the under-screen fingerprint identification device determines a first target position of the first lens, and determines the first target position as a target imaging position, wherein the first target position can change an imaging surface from C to C, and the photosensitive sensor is positioned on the optimal imaging surface; then, the under-screen fingerprint identification device controls the first lens to move to the first target position through the moving component, and at the moment, the image quality of target fingerprint image information acquired by the photosensitive sensor is highest.
In an alternative embodiment, the fingerprint recognition module includes a photosensitive sensor; the moving component is arranged on the photosensitive sensor; the fingerprint identification device under the screen determines a second target position of the photosensitive sensor, and determines the second target position as a target imaging position, wherein the second target position is the position of the imaging surface c; and then, the under-screen fingerprint identification device controls the photosensitive sensor to move to a second target position through the moving component, and the image quality of target fingerprint image information acquired by the photosensitive sensor is highest.
In an alternative embodiment, the fingerprint recognition module further comprises a connecting component for connecting the first lens and the photosensitive sensor; the under-screen fingerprint identification device determines a third target position of the fingerprint identification module, and determines the third target position as a target imaging position, wherein the third target position is used for adjusting the object distance between the display screen and the first lens so that the photosensitive sensor is positioned on an optimal imaging surface; then, the under-screen fingerprint identification device controls the connecting component to move through the moving component so as to drive the fingerprint identification module to move to a third target position, and at the moment, the image quality of target fingerprint image information acquired by the photosensitive sensor is highest.
S103, collecting target fingerprint image information at a target imaging position by utilizing a fingerprint identification module.
After the under-screen fingerprint identification device determines the target imaging position and controls the fingerprint identification module to move to the target imaging position through the moving assembly, the under-screen fingerprint identification device collects target fingerprint image information at the target imaging position by utilizing the fingerprint identification module.
In this embodiment of the application, the fingerprint identification device under screen utilizes the fingerprint identification module of target imaging position department, gathers target fingerprint image information from the display screen, and the image quality of target fingerprint image information that fingerprint identification module gathered in target imaging position department is higher than the image quality of initial fingerprint image information.
In the embodiment of the application, the under-screen fingerprint identification device can perform the under-screen fingerprint identification process under the scenes of login authentication, terminal unlocking and the like, so that after the under-screen fingerprint identification device collects the target fingerprint image information, the follow-up identity authentication process is realized by utilizing the target fingerprint image information.
In a terminal unlocking scene, matching the acquired target fingerprint image information with prestored fingerprints in a fingerprint library, and when the matching is successful, characterizing that the identity authentication is successful, and unlocking the terminal at the moment; and when the matching fails, the identity authentication is represented to fail, and the terminal is prompted to fail in unlocking.
It can be understood that the under-screen fingerprint identification device comprises a fingerprint identification module provided with a moving component, when the processor of the under-screen fingerprint identification device judges that the image quality of initial fingerprint image information initially collected by the fingerprint identification module is lower than the preset image quality, the under-screen fingerprint identification device determines that the thickness of the display screen is changed, at the moment, the under-screen fingerprint identification device determines the target imaging position again, and controls the fingerprint identification module to move to the target imaging position through the moving component to collect target fingerprint image information again; because the target imaging position is redetermined, the image quality of the target fingerprint image information acquired at the target imaging position is higher than that of the initial fingerprint image information, so that when the thickness of the display screen changes, the under-screen fingerprint identification device can automatically judge and redetermine the target imaging position, and further improve the image quality of the fingerprint image information.
The embodiment of the application provides a storage medium, on which a computer program is stored, the computer readable storage medium storing one or more programs, the one or more programs being executable by one or more processors and being applied to an off-screen fingerprint identification device, the computer program implementing the following method:
collecting initial fingerprint image information by utilizing the fingerprint identification module; under the condition that the image quality of the initial fingerprint image information is smaller than the preset image quality, determining a target imaging position, and controlling the fingerprint identification module to move to the target imaging position through the moving component; and collecting target fingerprint image information at the target imaging position by utilizing the fingerprint identification module.
Further, in an embodiment of the present application, the fingerprint recognition module includes a first lens, and the method further includes: determining a first target position of the first lens, and determining the first target position as the target imaging position; and controlling the first lens to move to the first target position through the moving assembly.
Further, in an embodiment of the present application, the fingerprint recognition module includes a photosensitive sensor; the moving component is arranged on the photosensitive sensor; the method further comprises the steps of: determining a second target position of the photosensitive sensor, and determining the second target position as the target imaging position; and controlling the photosensitive sensor to move to the second target position through the moving assembly.
Further, in an embodiment of the present application, the fingerprint identification module further includes a connection component that connects the first lens and the photosensitive sensor, and the method further includes: determining a third target position of the fingerprint identification module, and determining the third target position as the target imaging position; and controlling the connecting part to move through the moving assembly so as to drive the fingerprint identification module to move to the third target position.
Further, in an embodiment of the present application, the apparatus further includes: the display screen is connected with the processor; the method further comprises the steps of: under the condition that the pressing operation of the display screen is received, acquiring the initial fingerprint image information from the display screen by utilizing the fingerprint identification module; and acquiring the target fingerprint image information from the display screen by utilizing the fingerprint identification module at the target imaging position.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
From the above description of the embodiments, it will be clear to those skilled in the art that the above-described embodiment method may be implemented by means of software plus a necessary general hardware platform, but of course may also be implemented by means of hardware, but in many cases the former is a preferred embodiment. Based on such understanding, the technical solution of the present disclosure may be embodied essentially or in a part contributing to the related art in the form of a software product stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk), including several instructions for causing an image display device (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) to perform the method described in the embodiments of the present disclosure.
The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the scope of the present application.
Claims (11)
1. An under-screen fingerprint recognition device, the device comprising:
the fingerprint identification device comprises a processor and a fingerprint identification module connected with the processor, wherein a moving assembly is arranged in the fingerprint identification module; wherein, the liquid crystal display device comprises a liquid crystal display device,
the fingerprint identification module is used for collecting initial fingerprint image information;
the processor is used for determining a target imaging position under the condition that the image quality of the initial fingerprint image information is lower than the preset image quality, and controlling the fingerprint identification module to move to the target imaging position through the moving component;
the fingerprint identification module is also used for collecting target fingerprint image information at the target imaging position;
the fingerprint identification module further comprises a photosensitive sensor; the moving component is arranged on the photosensitive sensor;
the processor is further configured to determine a second target position of the photosensitive sensor, and determine the second target position as the target imaging position; and controlling the photosensitive sensor to move to the second target position through the moving assembly.
2. The apparatus of claim 1, wherein the fingerprint recognition module comprises a first lens; the moving component is arranged on the first lens;
the processor is further configured to determine a first target position of the first lens, and determine the first target position as the target imaging position; and controlling the first lens to move to the first target position through the moving assembly.
3. The device according to claim 1 or 2, wherein the fingerprint recognition module further comprises a connecting member connecting the first lens and the light sensing sensor, and the moving assembly is disposed on the connecting member;
the processor is further configured to determine a third target position of the fingerprint identification module, and determine the third target position as the target imaging position; and controlling the connecting part to move through the moving assembly so as to drive the fingerprint identification module to move to the third target position.
4. The apparatus of claim 1, wherein the apparatus further comprises: the display screen is covered on the fingerprint identification module;
and the fingerprint identification module is used for acquiring initial fingerprint image information and target fingerprint image information from the display screen under the condition of receiving the pressing operation on the display screen.
5. The apparatus of claim 4, wherein the device comprises a plurality of sensors,
the processor controls the movement of the moving assembly in a first direction, the first direction being a direction perpendicular to the plane of the display screen.
6. The apparatus of claim 1, wherein the image quality of the target fingerprint image information is higher than the image quality of the initial fingerprint image information.
7. An on-screen fingerprint identification method is characterized by being applied to an on-screen fingerprint identification device, wherein the on-screen fingerprint identification device comprises a fingerprint identification module provided with a mobile component, and the method comprises the following steps:
collecting initial fingerprint image information by utilizing the fingerprint identification module;
under the condition that the image quality of the initial fingerprint image information is smaller than the preset image quality, determining a target imaging position, and controlling the fingerprint identification module to move to the target imaging position through the moving component;
collecting target fingerprint image information at the target imaging position by utilizing the fingerprint identification module;
the fingerprint identification module comprises a photosensitive sensor; the moving component is arranged on the photosensitive sensor; the determining the imaging position of the target comprises:
determining a second target position of the photosensitive sensor, and determining the second target position as the target imaging position;
correspondingly, the controlling, by the moving component, the fingerprint identification module to move to the target imaging position includes:
and controlling the photosensitive sensor to move to the second target position through the moving assembly.
8. The method of claim 7, wherein the fingerprint recognition module includes a first lens, the moving assembly is disposed on the first lens, and the determining the target imaging position includes:
determining a first target position of the first lens, and determining the first target position as the target imaging position;
correspondingly, the controlling, by the moving component, the fingerprint identification module to move to the target imaging position includes:
and controlling the first lens to move to the first target position through the moving assembly.
9. The method of claim 7, wherein the fingerprint recognition module further comprises a connection member connecting the first lens and the photosensitive sensor, and wherein determining the target imaging position comprises:
determining a third target position of the fingerprint identification module, and determining the third target position as the target imaging position;
correspondingly, the controlling, by the moving component, the fingerprint identification module to move to the target imaging position includes:
and controlling the connecting part to move through the moving assembly so as to drive the fingerprint identification module to move to the third target position.
10. The method of claim 7, wherein the apparatus further comprises: the display screen is connected with the processor; the method for acquiring the initial fingerprint image information by utilizing the fingerprint identification module comprises the following steps:
under the condition that the pressing operation of the display screen is received, acquiring the initial fingerprint image information from the display screen by utilizing the fingerprint identification module;
correspondingly, the collecting the target fingerprint image information at the target imaging position by using the fingerprint identification module comprises the following steps:
and acquiring the target fingerprint image information from the display screen by utilizing the fingerprint identification module at the target imaging position.
11. A storage medium having stored thereon a computer program which, when executed by a processor, implements the method of any of claims 7-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010618571.7A CN111709394B (en) | 2020-06-30 | 2020-06-30 | Under-screen fingerprint identification method and device and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010618571.7A CN111709394B (en) | 2020-06-30 | 2020-06-30 | Under-screen fingerprint identification method and device and storage medium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111709394A CN111709394A (en) | 2020-09-25 |
| CN111709394B true CN111709394B (en) | 2023-06-02 |
Family
ID=72544166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010618571.7A Active CN111709394B (en) | 2020-06-30 | 2020-06-30 | Under-screen fingerprint identification method and device and storage medium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111709394B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113095287A (en) * | 2021-04-30 | 2021-07-09 | Oppo广东移动通信有限公司 | Image processing method, image processing device, mobile terminal and storage medium |
| CN116682149A (en) * | 2023-06-28 | 2023-09-01 | 惠科股份有限公司 | Display device and fingerprint identification method |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003271936A (en) * | 2002-03-14 | 2003-09-26 | Canon Inc | Image reader with fingerprint authentication function |
| CN106325575B (en) * | 2015-06-30 | 2019-11-15 | 小米科技有限责任公司 | Touch-control response method and device |
| CN108664177B (en) * | 2017-03-29 | 2021-11-12 | 上海耕岩智能科技有限公司 | Method and device for opening application based on fingerprint identification |
| CN107194326A (en) * | 2017-04-28 | 2017-09-22 | 广东欧珀移动通信有限公司 | Fingerprint collecting method and related product |
| CN107680191A (en) * | 2017-10-27 | 2018-02-09 | 深圳市中科智诚科技有限公司 | A kind of attendance recorder higher with defencive function and fingerprint recognition degree |
| CN108563383A (en) * | 2018-03-30 | 2018-09-21 | 维沃移动通信有限公司 | A kind of image viewing method and mobile terminal |
| CN109496314B (en) * | 2018-10-15 | 2021-11-05 | 深圳市汇顶科技股份有限公司 | Fingerprint recognition device and electronic equipment under screen |
| CN109376701B (en) * | 2018-11-30 | 2021-05-04 | Oppo广东移动通信有限公司 | Fingerprint identification method and related product |
| CN210776722U (en) * | 2019-11-06 | 2020-06-16 | 昆山丘钛微电子科技有限公司 | Optical fingerprint module and fingerprint identification mobile terminal under screen |
-
2020
- 2020-06-30 CN CN202010618571.7A patent/CN111709394B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN111709394A (en) | 2020-09-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20210042495A1 (en) | Electronic device supporting fingerprint verification and method for operating the same | |
| CN108008778B (en) | Electronic device supporting fingerprint verification and operation method thereof | |
| US10956715B2 (en) | Decreasing lighting-induced false facial recognition | |
| CN111709394B (en) | Under-screen fingerprint identification method and device and storage medium | |
| WO2018030799A1 (en) | Method for providing parking location information of vehicle and electronic device thereof | |
| CN106934379B (en) | Fingerprint identification device, fingerprint identification method and touch display device | |
| US7733412B2 (en) | Image pickup apparatus and image pickup method | |
| US20170180577A1 (en) | System and method of border detection on a document and for producing an image of the document | |
| CN103916592A (en) | Apparatus and method for photographing portrait in portable terminal having camera | |
| US20210049349A1 (en) | System And Method For Scalable Cloud-Robotics Based Face Recognition And Face Analysis | |
| EP3718296B1 (en) | Electronic device and method for controlling autofocus of camera | |
| CN111163261B (en) | Target detection method, circuit, visual impairment assistance device, electronic device, and medium | |
| US10863056B2 (en) | Login support system that supports login to electronic apparatus | |
| US11508174B2 (en) | Image processing method and image processing device | |
| WO2017078283A1 (en) | Electronic device for determining position of user, and method of controlling said device | |
| WO2023082846A1 (en) | Voice recognition-based automatic focusing method, system and mobile terminal | |
| CN109359640B (en) | Fingerprint identification display panel and fingerprint identification method | |
| US11106278B2 (en) | Operation method for multi-monitor and electronic system using the same | |
| US20170111569A1 (en) | Face detection method and electronic device for supporting the same | |
| WO2020183732A1 (en) | Information processing device, information processing system, information processing method, and recording medium | |
| KR101476503B1 (en) | Interaction providing apparatus and method for wearable display device | |
| CN103581538A (en) | Digital photographing apparatus and method of controlling the digital photographing apparatus | |
| CN105681667A (en) | Control method, control device and electronic device | |
| WO2023228730A1 (en) | Information processing device, information processing system, information processing method, and non-transitory computer-readable medium with program stored therein | |
| US20190318464A1 (en) | Fingerprint identification module test system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |