A sensing device includes a substrate, a first circuit, a second circuit, a first photodetector, and a second photodetector. The substrate has a sensing region. The first circuit is disposed on the substrate and in the sensing region, and configured to sense a fingerprint. The second circuit is disposed on the substrate and in the sensing region, and configured to sense a living body. The first photodetector is electrically connected to the first circuit. The second photodetector is electrically connected to the second circuit. The area of the second photodetector is larger than the area of the first photodetector.

A fingerprint sensing apparatus including a first substrate, a light sensing structure, a second substrate, a lens layer, a filler, and a first light shielding layer is provided. The light sensing structure is disposed on a sensing area of the first substrate. The lens layer is disposed on the second substrate. The lens layer has multiple first convex portions and a first concave portion. The filler is disposed between the lens layer and the light sensing structure. The refractive index of the filler is greater than the refractive index of the lens layer. The first light shielding layer is disposed between the second substrate and the lens layer. A solid of the first light shielding layer overlaps the first convex portions of the lens layer. An opening of the first light shielding layer overlaps the first concave portion of the lens layer.

A fingerprint unlocking method, includes obtaining a fingerprint image through an optical fingerprint sensor of an electronic device when a user performs fingerprint unlocking on the electronic device; obtaining an extended fingerprint image by performing fingerprint extending processing on the fingerprint image according to a preset curvature; and unlocking the electronic device if the extended fingerprint image matches a preset fingerprint image.

According to one embodiment, a display device includes a first substrate, a second substrate, a liquid crystal layer and an illumination device. The first substrate includes a base, a sensor, a sensor circuit and a sensor light-shielding layer. The sensor is located between the base and the liquid crystal layer in a display area that includes pixels, and outputs a detection signal corresponding to light becoming incident from a side of the liquid crystal layer. The sensor circuit includes a switching element and is connected to the sensor. The sensor light-shielding layer is opposed to a channel area formed in a semiconductor layer included in the switching element, and blocks light from the illumination device on the channel area.

An electronic device is provided. The electronic device includes a display panel, an image lens positioned under the display panel to form a fingerprint image by using light reflected from user fingerprints, an image sensor configured to convert an image into an electrical signal, a first aperture positioned on a first surface between the image lens and the image sensor to block a light component scattered on the display panel, a relay lens positioned between the first surface and the image sensor to collect light having passed through the first aperture to the image sensor, and a second aperture positioned on a second surface between the relay lens and the image sensor to block a light component scattered on the display panel.

A detection device includes a plurality of detection elements arranged in a matrix having a row-column configuration in a detection area, a plurality of scan lines each coupled to the detection elements arranged in a first direction, a drive circuit configured to drive the scan lines, a plurality of output signal lines each coupled to the detection elements arranged in a second direction different from the first direction, and a detection circuit configured to be supplied with detection signals from the detection elements through the output signal lines.

The present disclosure provides an image capturing apparatus, including: a light source module having a first surface and a second surface opposite to each other along a thickness direction; an LCD module having a first surface and a second surface opposite to each other along the thickness direction; a light-transmitting cover plate having a first surface and a second surface opposite to each other along the thickness direction, wherein the first surface of the light-transmitting cover plate is configured to contact with an object to be captured, and the second surface of the light-transmitting cover plate is configured to face the first surface of the LCD module; and a sensor module configured to collect an incident light reflected by the light-transmitting cover plate. The present disclosure can realize image capturing based on the principle of total reflection under an LCD screen, optimize imaging effect, and improve imaging clarity.

Semiconductor package having self-aligned structure disclosed. Semiconductor package includes a semiconductor chip having an active area and at least one marginal area that is located around the active area, wherein at least one alignment bar is arranged on the marginal area and a top structure being arranged on the semiconductor chip and having a groove being formed on a bottom surface, wherein the groove is configured for accommodating the alignment bar.

A method for monitoring a mobile input device with a screen on which information can be displayed in a first pixel raster of image elements and which comprises a flat optical fingerprint reader and a second pixel raster of light-sensitive sensor elements. A fingerprint and fingerprint characteristics, comprising position of the finger on the screen are detected. The sensor elements detect the light intensity incident on them. The intensity levels are assembled into a static pattern of the fingerprint. The combination of the static pattern and the fingerprint characteristics are compared with a database. If the combination is in the database, a check is carried out whether an action is associated with this combination, which is then carried out, or whether no action is associated with this combination, whereupon a first standard action is carried out. If the combination is not stored, a second standard action is carried out.

A display substrate includes a base, a plurality of light-emitting devices disposed on the base, an encapsulation layer disposed on a light-emitting side of the plurality of light-emitting devices away from the base, and at least one photosensitive sensor disposed on a surface of the encapsulation layer away from the base. Each of the at least one photosensitive sensor is configured to collect optical signals for texture recognition.