Abstract: A fingerprint identification apparatus, comprising: a nonopaque nonopaque glass cover plate, a display unit, an optical film, an imaging unit, and a photoelectric sensing unit, wherein the nonopaque glass cover plate has a touch interface for contacting a to-be-identified fingerprint; the display unit is provided with a plurality of pixels, a part of the plurality of pixels form one or more point light source regions; the optical film is provided with a light-transmitting region allowing light to pass through the optical film and a light-blocking region configured for preventing light from passing through the optical film; light emitted from one or more point light source region is reflected by an upper surface of the nonopaque cover glass, the reflected light passes through the nonopaque cover glass, the display unit, and the light-transmitting region of the optical film, and is imaged by the imaging unit onto the photoelectric sensing unit.

Abstract: Fingerprint encryption method and device, fingerprint decryption method and device, storage medium and terminal are provided. The fingerprint encryption method includes: acquiring a fingerprint image; dividing the fingerprint image into a plurality of block images according to a preset window, wherein a size of the block image is the same with a size of the preset window; determining identifiers of the plurality of block images, wherein the identifiers of the plurality of block images have a first preset order; and determining, according to the identifiers of the plurality of block images and a received encryption order, a plurality of encrypted block images to obtain an encrypted fingerprint image. Security of fingerprint storage or fingerprint transmission is enhanced.

Abstract: The present disclosure provides a fingerprint identification method and apparatus, a storage medium, and a terminal. The fingerprint identification method includes: collecting a to-be-identified fingerprint image of a to-be-identified fingerprint; identifying whether the to-be-identified fingerprint belongs to a first type of fingerprint; calculating an image correlation between the to-be-identified fingerprint image and a standard fingerprint image, when it's determined that the to-be-identified fingerprint belongs to the first type of fingerprint; calculating a feature point matching result between the to-be-identified fingerprint image and the standard fingerprint image when it's determined that the to-be-identified fingerprint does not belong to the first type of fingerprint; and determining whether the to-be-identified fingerprint is consistent with the standard fingerprint; wherein the standard fingerprint image is a fingerprint image collected from a standard fingerprint.

Abstract: An image capturing apparatus and an electronic device are provided. The image capturing apparatus includes: a light-transmitting cover plate, a light source component, a sensor component, and a lens disposed between the light source component and the sensor component. A preset angle is formed between a central axis of the lens and a normal of the light source component. A light generated by the light source component is transmitted through the light-transmitting cover plate, and then is scattered by the object to be captured, and the scattered light is focused by the lens to the sensor component. The light source component is disposed outside of a depth of field of the lens, and the object to be captured is disposed within the depth of field of the lens.

Abstract: The present invention discloses a topological structure light source driving method, a storage medium and an electronic device applied to off screen imaging. The method includes the following steps of: lighting up pixel points of one or more separate light source regions of a display panel, the light source regions being arranged in a topological structure and spaced by nonluminous pixel points, the light source regions including one or more pixel points; obtaining, through a light sensor, light of pixel points that is totally reflected by a light-permeable cover plate; the display panel and the light sensor are placed under the light-permeable cover plate. Distinguishing from the prior art, the above technical scheme, by one or more pixel points forming one light source, improves the brightness of the light source and enhances the quality of lens-free off-screen optical imaging, while having multiple light sources for image imaging also improves the imaging efficiency.

Abstract: The present disclosure provides a fingerprint identification method and apparatus, a storage medium, and a terminal. The fingerprint identification method includes: collecting a to-be-identified fingerprint image of a to-be-identified fingerprint; identifying whether the to-be-identified fingerprint belongs to a first type of fingerprint; calculating an image correlation between the to-be-identified fingerprint image and a standard fingerprint image, when it's determined that the to-be-identified fingerprint belongs to the first type of fingerprint; calculating a feature point matching result between the to-be-identified fingerprint image and the standard fingerprint image when it's determined that the to-be-identified fingerprint does not belong to the first type of fingerprint; and determining whether the to-be-identified fingerprint is consistent with the standard fingerprint; wherein the standard fingerprint image is a fingerprint image collected from a standard fingerprint.

Abstract: The present disclosure provides a fingerprint identification method and apparatus, a storage medium, and a terminal. The fingerprint identification method includes: collecting a to-be-identified fingerprint image of a to-be-identified fingerprint; calculating an image correlation between the to-be-identified fingerprint image and a standard fingerprint image, wherein the standard fingerprint image is a fingerprint image collected from a standard fingerprint; and determining whether the to-be-identified fingerprint is consistent with the standard fingerprint according to the image correlation. The solution provided by the present disclosure can effectively improve the accuracy of fingerprint identification.

Abstract: A fingerprint identification apparatus, comprising: a nonopaque nonopaque glass cover plate, a display unit, an optical film, an imaging unit, and a photoelectric sensing unit, wherein the nonopaque glass cover plate has a touch interface for contacting a to-be-identified fingerprint; the display unit is provided with a plurality of pixels, a part of the plurality of pixels form one or more point light source regions; the optical film is provided with a light-transmitting region allowing light to pass through the optical film and a light-blocking region configured for preventing light from passing through the optical film; light emitted from one or more point light source region is reflected by an upper surface of the nonopaque cover glass, the reflected light passes through the nonopaque cover glass, the display unit, and the light-transmitting region of the optical film, and is imaged by the imaging unit onto the photoelectric sensing unit.

Abstract: A method for determining an imaging ratio of a curved panel is provided, wherein a first surface of the curved panel is placed with a to-be-imaged object thereon, an image capturing device is disposed on a second surface opposite to the first surface in a thickness direction of the curved panel, the image capturing device is configured to capture an image of the to-be-imaged object being imaged by the curved panel, and the method comprises: obtaining a thickness of the curved panel and a curvature radius of the first surface of the curved panel; and calculating the imaging ratio of the curved panel for the to-be-imaged object according to the obtained thickness and curvature radius. Therefore, the captured image is corrected according to the imaging ratio, thereby capturing an image that is close to an actual size of the to-be-imaged object.

Abstract: A method and an apparatus for fingerprint collection are provided. The method includes: lighting up pixels of a plurality of light source regions on a display panel according to a preset timing sequence, where each light source region includes one or more pixels, all the light source regions are simultaneously lighted up during a first time period and none of light source regions is lighted up during a second time period; controlling a photoelectric sensing module to collect first and second optical signals respectively in the first and second time periods, the first optical signal including a reflected light signal formed by reflecting, with a light-transmissive cover plate, light from the light source regions; correcting the collected first optical signal based on the second optical signal, where the display panel and the photoelectric sensing module are disposed at a same side of the light-transmissive cover plate.

Abstract: A fingerprint identification method and apparatus, a storage medium and a terminal are provided. The fingerprint identification apparatus includes a glass cover plate, a touch sensing unit, a display unit, an optical film, an imaging unit, a photoelectric sensing unit, and a control unit. The optical film is provided with multiple light-transmitting regions and multiple light-blocking regions, the multiple light-blocking regions are used for blocking light emitted from at least a part of pixels that directly enters the optical film without being reflected by the glass cover plate or the to-be-identified fingerprint. With the fingerprint identification apparatus, a sharp image of a to-be-identified fingerprint (whether or not the to-be-identified fingerprint is from a dry finger) is collected, and a signal-to-noise ratio and an accuracy of fingerprint identification can be significantly improved.

Abstract: A fingerprint identification method and apparatus, a storage medium and a terminal are provided. The fingerprint identification apparatus includes a glass cover plate, a touch sensing unit, a display unit, an optical film, an imaging unit, a photoelectric sensing unit, and a control unit. The optical film is provided with multiple light-transmitting regions and multiple light-blocking regions, the multiple light-blocking regions are used for blocking light emitted from at least a part of pixels that directly enters the optical film without being reflected by the glass cover plate or the to-be-identified fingerprint. With the fingerprint identification apparatus, a sharp image of a to-be-identified fingerprint (whether or not the to-be-identified fingerprint is from a dry finger) is collected, and a signal-to-noise ratio and an accuracy of fingerprint identification can be significantly improved.

Abstract: An image capturing apparatus and an electronic device are provided. The image capturing apparatus includes: a light-transmitting cover plate, a light source component, a sensor component, and a lens disposed between the light source component and the sensor component. A preset angle is formed between a central axis of the lens and a normal of the light source component. A light generated by the light source component is transmitted through the light-transmitting cover plate, and then is scattered by the object to be captured, and the scattered light is focused by the lens to the sensor component. The light source component is disposed outside of a depth of field of the lens, and the object to be captured is disposed within the depth of field of the lens.

Abstract: A method for determining an imaging ratio of a curved panel is provided, wherein a first surface of the curved panel is placed with a to-be-imaged object thereon, an image capturing device is disposed on a second surface opposite to the first surface in a thickness direction of the curved panel, the image capturing device is configured to capture an image of the to-be-imaged object being imaged by the curved panel, and the method comprises: obtaining a thickness of the curved panel and a curvature radius of the first surface of the curved panel; and calculating the imaging ratio of the curved panel for the to-be-imaged object according to the obtained thickness and curvature radius. Therefore, the captured image is corrected according to the imaging ratio, thereby capturing an image that is close to an actual size of the to-be-imaged object.

Abstract: A method and an apparatus for fingerprint collection are provided. The method includes: lighting up pixels of a plurality of light source regions on a display panel according to a preset timing sequence, where each light source region includes one or more pixels, all the light source regions are simultaneously lighted up during a first time period and none of light source regions is lighted up during a second time period; controlling a photoelectric sensing module to collect first and second optical signals respectively in the first and second time periods, the first optical signal including a reflected light signal formed by reflecting, with a light-transmissive cover plate, light from the light source regions; correcting the collected first optical signal based on the second optical signal, where the display panel and the photoelectric sensing module are disposed at a same side of the light-transmissive cover plate.

Abstract: The present disclosure provides a fingerprint identification method and apparatus, a storage medium, and a terminal. The fingerprint identification method includes: collecting a to-be-identified fingerprint image of a to-be-identified fingerprint; calculating an image correlation between the to-be-identified fingerprint image and a standard fingerprint image, wherein the standard fingerprint image is a fingerprint image collected from a standard fingerprint; and determining whether the to-be-identified fingerprint is consistent with the standard fingerprint according to the image correlation. The solution provided by the present disclosure can effectively improve the accuracy of fingerprint identification.

Abstract: An electronic device, a method for controlling the same and computer readable storage medium is provided. The method includes when an electronic device is in a locked state and receives at least two position information of fingerprints, lighting pixels in a light source area corresponding to the position information of fingerprints, wherein a screen of the electronic device corresponds to at least two light source areas arranged in topology, each of the at least two light source areas includes at least one pixel, and there are unlit pixels configured in an interval between adjacent light source areas, sampling fingerprint data on positions of the screen corresponding to the position information of fingerprints; identifying the sampled fingerprint data; and controlling the electronic device to unlock or to remain in a locked state based on the identification result.

Abstract: Fingerprint encryption method and device, fingerprint decryption method and device, storage medium and terminal are provided. The fingerprint encryption method includes: acquiring a fingerprint image; dividing the fingerprint image into a plurality of block images according to a preset window, wherein a size of the block image is the same with a size of the preset window; determining identifiers of the plurality of block images, wherein the identifiers of the plurality of block images have a first preset order; and determining, according to the identifiers of the plurality of block images and a received encryption order, a plurality of encrypted block images to obtain an encrypted fingerprint image. Security of fingerprint storage or fingerprint transmission is enhanced.