A method and apparatus for controlling an image acquisition device are provided. The method includes that: multiple images photographed by multiple image acquisition devices are acquired; an active image acquisition device and an inactive image acquisition device in the multiple image acquisition devices are determined according to the multiple images; the active image acquisition device is controlled to photograph a first image by using a first configuration, and the inactive image acquisition device is controlled to photograph a second image by using a second configuration; the first image transmitted by the active image acquisition device is acquired, and the second image transmitted by the inactive image acquisition device is acquired, and a bandwidth required by the active image acquisition device to transmit the first image is greater than a bandwidth required by the inactive image acquisition device to transmit the second image.

A method and apparatus for controlling an image acquisition device are provided. The method includes that: multiple images photographed by multiple image acquisition devices are acquired; an active image acquisition device and an inactive image acquisition device in the multiple image acquisition devices are determined according to the multiple images; the active image acquisition device is controlled to photograph a first image by using a first configuration, and the inactive image acquisition device is controlled to photograph a second image by using a second configuration; the first image transmitted by the active image acquisition device is acquired, and the second image transmitted by the inactive image acquisition device is acquired, and a bandwidth required by the active image acquisition device to transmit the first image is greater than a bandwidth required by the inactive image acquisition device to transmit the second image.

According to various embodiments, an electronic device may include a first light emitter comprising first light emitting circuitry configured to output light of a first wave bandwidth, a second light emitter comprising second light emitting circuitry configured to output light of a second wave bandwidth, a camera including an image sensor configured to arrange one or more first pixels for sensing the light corresponding to the first wave bandwidth and the second wave bandwidth and one or more second pixels for sensing the light corresponding to the second wave bandwidth, and a processor. The processor may be configured to control the electronic device to output the first wave bandwidth light using a first light source and the second wave bandwidth light using a second light source, and a control circuit electrically coupled to the image sensor and connected to an application processor through a designated interface. The control circuit may be configured to obtain image data of an external object using the camera from the first wave bandwidth light and the second wave bandwidth light reflected from the external object, to generate first image data of the external object using a difference between first pixel data corresponding to the one or more first pixels and second pixel data corresponding to the one or more second pixels of the image data, to generate second image data of the external object by binning the second pixel data corresponding to the one or more second pixels of the image data, and to transmit the first image data and the second image data to the processor through the designated interface, wherein the processor is configured to generate authentication information based on the first image data and to generate depth information using the second image data.

A detection device includes: an optical sensor including a sensor base member and photoelectric conversion elements that are provided on the sensor base member and configured to output signals corresponding to light emitted to the photoelectric conversion elements; a light-emitting element configured to emit output light toward a direction of an object to be measured; and an optical element including first light-transmitting areas and a non-light-transmitting area and provided between the optical sensor and the object to be measured. In the optical element, the first light-transmitting areas are provided at positions overlapping the respective photoelectric conversion elements so as to penetrate the optical element in a thickness direction of the optical element and are configured to transmit incident light incident on the photoelectric conversion elements, and the non-light-transmitting area is provided between the first light-transmitting areas and has light transmittance lower than light transmittance of the first light-transmitting areas.

Provided are a fingerprint detection device and a display device that can reduce the occurrence of unintended patterns. The fingerprint detection device has a plurality of drive electrodes and a plurality of detection electrodes. The detection electrodes have a plurality of first line parts, a plurality of second line parts extending in a direction crossing the first line parts, and bent parts coupling the first line parts and the second line parts to each other. The drive electrodes have a plurality of electrodes arranged spaced apart from each other in a plan view, connecting parts coupling the electrodes adjacent to each other in the second direction to each other, and dummy electrodes in a floating state, each of the dummy electrodes being arranged between two electrodes arranged in the first direction between two detection electrodes.

Provided is a small-sized light irradiating device having a simple configuration that projects an optical pattern. The light irradiating device includes a light source and a liquid crystal hologram element, in which the liquid crystal hologram element diffracts transmitted light in a plurality of different directions, the liquid crystal hologram element includes a liquid crystal hologram layer, the liquid crystal hologram layer is a layer that consists of a computer generated hologram and is formed of a composition including a liquid crystal compound, and the liquid crystal hologram layer further includes a plurality of regions in which directions of optical axes derived from the liquid crystal compound are different from each other.

Systems and methods are provided for acquiring images of objects using an imaging device and a controllable mirror. The controllable mirror can be controlled to change a field of view for the imaging device, including so as to acquire images of different locations, of different parts of an object, or with different degrees of zoom.

A processor-implemented method with liveness detection includes: receiving a plurality of phase images of different phases; generating a plurality of preprocessed phase images by performing preprocessing, including edge enhancement processing, on the plurality of phase images of different phases; generating a plurality of differential images based on the preprocessed phase images; generating a plurality of low-resolution differential images having lower resolutions than the differential images, based on the differential images; generating a minimum map image based on the low-resolution differential images; and performing a liveness detection on an object in the phase images based on the minimum map image.

Aspects of the present invention relate to providing see-through computer display optics.

An optical system includes a layer having a first surface intended to receive a radiation and a second surface opposite to the first surface. The the layer is opaque to the radiation and includes through or partially through holes open on the first surface. The optical system further includes an array of micrometer-range optical elements covering the layer. Each optical element is configured to behave as a converging lens having a focal distance in the range from 1 μm to 100 μm. The distance between the surface equidistant from the first and second surfaces and the focal points of the optical elements is smaller than twice the thickness of the layer.