Abstract: A camera module includes a first lens barrel including a first support portion supporting a lens accommodated in the first lens barrel on an object side of the first lens barrel, and a second lens barrel including a second support portion supporting a lens accommodated in the second lens barrel on an image side of the second lens barrel, wherein the first lens barrel and the second lens barrel are configured to be coupled to each other by a protrusion and a groove.

Abstract: A lens module includes a lens barrel, including a first lens and a second lens arranged along an optical axis, and a spacer disposed between the first lens and the second lens along the optical axis, and defining a hole corresponding to the optical axis and an opening that is open in a direction intersecting the optical axis.

Abstract: A lens module includes a lens barrel, including a first lens and a second lens arranged along an optical axis, and a spacer disposed between the first lens and the second lens along the optical axis, and defining a hole corresponding to the optical axis and an opening that is open in a direction intersecting the optical axis.

Abstract: A nonvolatile memory device includes: a memory cell array including three or more planes; a first clock generator generating a first clock signal having a first period; a second clock generator generating a second clock signal having a second period that varies with the temperature; a plurality of clock switching controllers outputting one of the first and second clock signals as a reference clock signal; a control logic including a plurality of bitline shutoff generators, which output a plurality of bitline shutoff signals based on the reference clock signal; and a plurality of page buffers connecting bitlines of the planes and data latch nodes in accordance with the bitline shutoff signals.

Abstract: The present technology is directed to visualizing a Wi-Fi signal propagation in 3-D based on a building plan defined with implicit geometry. The present technology can extract data from a building plan file where a 3-D space and objects in a building plan are defined with implicit geometry, transform the implicit geometry to explicit geometry for the 3-D space and the objects to translate a positioning of the 3-D space and objects from a local coordinate system to a global coordinate system, calculate a RF propagation pattern in the 3-D space based on a RF propagation model for a plurality of Wi-Fi access points located in the 3-D space, and present a 3-D visualization of the RF propagation pattern in the 3-D space.

Abstract: An ultrasound imaging disclosure according to an embodiment of the present disclosure relates to an ultrasound imaging apparatus configured to irradiate ultrasonic waves to an object to which an ultrasonic contrast agent is administered, receive an echo signal reflected from the object, and analyze a contrast enhanced ultrasound image for the object, the ultrasound imaging apparatus including an image processor configured to set a region of interest in the ultrasound image, and generate a time intensity curve representing brightness of each frame of the ultrasound image within the set region of interest and a curve fitting model representing a tendency of the time intensity curve according to a predetermined mathematical model.

Abstract: The present technology is directed to visualizing a Wi-Fi signal propagation in 3-D at various heights and locations. The present technology can calculate a radio frequency (RF) propagation pattern for a Wi-Fi access point (AP) based on a RF propagation model for the Wi-Fi AP and overlay the RF propagation pattern for the Wi-Fi AP over a visualization of the building plan to present a 3-D visualization of the RF propagation pattern of the 3-D space. In particular, the present technology can project a plurality of ray-paths in various directions in a 3-D space originated from the Wi-Fi AP and determine whether the ray-paths interface with objects defined in the building plan. The present technology can segment the respective ray-path into contiguous segments of substantially uniform mediums for each ray-path that interface with the objects and determine a RF signal strength at points along the contiguous segments of the ray-paths.

Abstract: The present disclosure relates to a nanostructure for detecting viruses including an amphipathic polymer, and a diagnostic platform using the same, wherein the nanostructure is capable of specifically detecting viruses through silica-based nanoparticles with excellent stability and high dispersion and a biocompatible amphipathic polymer, such that it is possible to develop a diagnostic platform with high sensitivity through binding and agglomeration of the nanostructure and viruses and enable rapid and accurate diagnosis of a target virus.

Abstract: A reflective member includes an incident surface configured to receive incident light; a reflective surface configured to receive the incident light from the incident surface and reflect the incident light; an emission surface configured to receive the reflected light from the reflective surface and emit the reflected light; and a light blocking portion disposed on at least one edge of either one or both of the incident surface and the emission surface, wherein an end of the light blocking portion includes a plurality of convex portions and a plurality of concave portions.

Abstract: A lens assembly includes a plurality of lenses spaced apart from each other along an optical axis; and a first spacer disposed along the optical axis between any two lenses of the plurality of lenses, wherein the first spacer includes a body portion including an opening enabling light to travel between the two lenses; and an extension portion protruding from one surface of the body portion and extending toward one lens of the two lenses, the one lens being either one of the two lenses, the one surface of the body portion is spaced apart from the one lens, and the extension portion contacts and supports the one lens.

Abstract: The present disclosure relates to a nanostructure for detecting viruses including an amphipathic polymer, and a diagnostic platform using the same, wherein the nanostructure is capable of specifically detecting viruses through silica-based nanoparticles with excellent stability and high dispersion and a biocompatible amphipathic polymer, such that it is possible to develop a diagnostic platform with high sensitivity through binding and agglomeration of the nanostructure and viruses and enable rapid and accurate diagnosis of a target virus.

Abstract: Disclosed are an oral film and stick jelly containing glutathione and a milk thistle extract. Provided are an oral disintegrating film, an oral mucosal adhesive film, and a stick jelly that contain glutathione, a milk thistle extract, or the like as an active ingredient, and thus are highly efficacious in improving absorption in the oral mucosa, antioxidant activity, and anti-inflammatory activity, strengthening immunity, and enhancing liver function of humans and companion animals.

Abstract: A reflective member includes an incident surface configured to receive incident light; a reflective surface configured to receive the incident light from the incident surface and reflect the incident light; an emission surface configured to receive the reflected light from the reflective surface and emit the reflected light; and a light blocking portion disposed on at least one edge of either one or both of the incident surface and the emission surface, wherein an end of the light blocking portion includes a plurality of convex portions and a plurality of concave portions.

Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, and a fifth lens sequentially disposed along an optical axis from an object-side surface of the first lens toward an imaging plane of an image sensor, wherein 3.5?TTL/IMG HT, f1+f2|<2.0 mm, and 0.7?L1S1es/L1S1el<1.0 are satisfied, where TTL is a distance along the optical axis from the object-side surface of the first lens to the imaging plane of the image sensor, IMG HT is one-half of a diagonal length of the imaging plane of the image sensor, f1 is a focal length of the first lens, f2 is a focal length of the second lens, L1S1el is a maximum effective radius of the object-side surface of the first lens, and L1S1es is a minimum effective radius of the object-side surface of the first lens.

Abstract: A lens assembly includes a plurality of lenses spaced apart from each other along an optical axis; and a first spacer disposed along the optical axis between any two lenses of the plurality of lenses, wherein the first spacer includes a body portion including an opening enabling light to travel between the two lenses; and an extension portion protruding from one surface of the body portion and extending toward one lens of the two lenses, the one lens being either one of the two lenses, the one surface of the body portion is spaced apart from the one lens, and the extension portion contacts and supports the one lens.

Abstract: A camera module includes a first optical path conversion unit configured to reflect or refract light incident along a first optical axis in a direction of a second optical axis that intersects the first optical axis, a second optical path conversion unit configured to reflect or refract light incident on the second optical axis in a direction of a third optical axis that respectively intersects the first optical axis and the second optical axis, and an optical imaging system disposed between the first optical path conversion unit and the second optical path conversion unit.

Abstract: A lens module includes a first lens and a second sequentially disposed along an optical axis of the lens module; a first spacer disposed between the first lens and the second lens; and a second spacer disposed between the first lens and the first spacer, wherein a portion of a first surface of the first spacer facing in a direction of the optical axis is in contact with the first lens, and a remaining portion of the first surface is spaced apart from the first lens, and the second spacer is coupled to the remaining portion of the first surface.

Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, and a fifth lens sequentially disposed along an optical axis from an object-side surface of the first lens toward an imaging plane of an image sensor, wherein 3.5?TTL/IMG HT, f1+f2|<2.0 mm, and 0.7?L1S1es/L1S1el<1.0 are satisfied, where TTL is a distance along the optical axis from the object-side surface of the first lens to the imaging plane of the image sensor, IMG HT is one-half of a diagonal length of the imaging plane of the image sensor, f1 is a focal length of the first lens, f2 is a focal length of the second lens, L1S1el is a maximum effective radius of the object-side surface of the first lens, and L1S1es is a minimum effective radius of the object-side surface of the first lens.