Abstract: A wearable electronic device, for example a smart watch, has an optical sensor module disposed near a side of the device meant to face the wearer. The device also includes a wireless charging module. The optical sensor and wireless charging modules are at least partially integrated together via a flexible printed circuit board (“FPCB”) which is connected to both modules. The wireless charging module surrounds the FPCB of the optical sensor module, thus allowing a reduction in thickness of the wearable device and further allowing simplification in a process of assembly of the device.

Abstract: A drone station according to an embodiment of the present disclosure comprises: a roof allowing a drone to land thereon; a side wall formed to be erected around all sides of the roof from the lower side of the roof; a nozzle which is formed at an edge at which the roof and the side wall meet each other, and sprays an air current upward; a grill formed on the side wall to allow external air to be introduced thereinto; a guide panel disposed inside the grill to guide fluid flow so that fluid flows from the grill to the nozzle; and a rotor disposed inside the guide panel to move fluid from the grill side to the nozzle side through a rotating operation.

Abstract: The present disclosure relates to a UAV delivery and operation station that includes: a drone control device; a station providing a drone standby and landing place; and a drone operated in accordance with instructions from the drone control device, wherein the drone control device includes: a flight route storage storing designated flight routes (GPS information) stored in advance for delivery destinations, respectively; and a first transceiver transmitting the designated flight routes (GPS information) to the drone using LTE or RF.

Abstract: A wearable electronic device according to an embodiment may comprise: a housing which includes a front housing, a rear housing opposite to the front member, and a side housing surrounding the inner space between the front housing and the rear housing; a circuit board disposed in the housing and including at least one ground portion; a speaker module comprising a speaker disposed at one side of the rear housing and connected to the circuit board; and a support configured to support the speaker module and comprising a conductive material, wherein the support is electrically connected to the ground portion of the circuit board.

Abstract: Proposed are triboelectric generator using a lubricant-infused surface controlled by a magnetic field and a manufacturing method thereof. The triboelectric generator 10 includes a substrate 100, an electrode unit 200 positioned on the substrate 100 and including a first electrode 210 and a second electrode 220, a stabilization layer 300 positioned on the substrate 100 and the electrode unit 200 and including a first elastic polymer 310, and a magneto-controllable unit 400 positioned on the stabilization layer 300 and including a lubricant 420 and a plurality of protrusion-shaped microcomposites 410, in which the microcomposite includes a magnetic material 411 and a second elastic polymer 412. The protrusion-shaped microcomposite is partially immersed in the lubricant, improves power generation efficiency, and can perform reversible switching according to the direction of the magnetic field.

Abstract: An organometallic compound represented by Formula 1: M1(L1)n1(L2)n2??Formula 1 wherein, M1 is a transition metal, L1 is a ligand represented by Formula 1A, L2 is a ligand represented by Formula 1B, and n1 and n2 are each independently 1 or 2, wherein X1 is C or N, and X2 is C or N, b1 is an integer from 1 to 6, b2 is an integer from 1 to 8, * and *? each indicate a binding site to M1 in Formula 1, and the remaining substituent groups are as described herein.

Abstract: In various embodiments, an electronic device may comprise: a housing including a front plate, a rear plate opposite to the front plate, and a side frame surrounding the space between the front plate and the rear plate; and a printed circuit board disposed in the space and having a front end module (FEM) and a heating element comprising a thermally conductive material mounted thereon, wherein the side frame is segmented into at least a first metal portion and a second metal portion, a segmentation member comprising a non-conductive material is disposed between the first metal portion and the second metal portion, and the first metal portion is electrically connected to the front end module, and the second metal portion is connected to the heating element by heat transfer members comprising a thermal interface material.

Abstract: Proposed are a water-splitting hydrogen production photocatalyst including spatially separated cocatalysts and a method of preparing the same. The photocatalyst is shaped to be hollow. The photocatalyst includes a first cocatalyst core containing a first cocatalyst, a catalyst layer positioned on the first cocatalyst core and containing a first catalyst and a second catalyst, and a second cocatalyst layer positioned on the catalyst layer and containing a second cocatalyst. The photocatalyst exhibits excellent hydrogen production efficiency and charge transfer efficiency.

Abstract: An organometallic compound represented by Formula 1: wherein M1 is a transition metal, L1 is a ligand represented by Formula 1A, L2 is a ligand represented by Formula 1B, and n1 and n2 are each independently 1 or 2, wherein Formulae 1A and 1B are as described herein.

Abstract: An electronic device includes: a conductive housing; a main circuit board; and a biometric circuit board configured to measure body information, wherein the biometric circuit board may include: a first connection point at which a first conductive connection member contacts the biometric circuit board, the first conductive connection member being configured to electrically connect the conductive housing and the biometric circuit board; a second connection point at which a second conductive connection member contacts the biometric circuit board, the second conductive connection member being configured to electrically connect a biometric button and the biometric circuit board; and a third connection point at which a third conductive connection member contacts the biometric circuit board, the third conductive connection member being configured to electrically connect the main circuit board and the biometric circuit board, and the conductive housing may include a first shorting point electrically connected to the

Abstract: An electronic device may include a printed circuit board layer including a plurality of flexible areas and a plurality of rigid areas, a wireless charging circuit disposed in one rigid area among the plurality of rigid areas, and a plurality of wireless charging antennas disposed in the plurality of flexible areas and including a coil shape. The plurality of wireless charging antennas each may be electrically connected in parallel with the wireless charging circuit. Other various embodiments identified through the specification are possible.

Abstract: An organometallic compound represented by Formula 1: wherein, Y1 to Y4 are each independently C or N, one of Y1 to Y4 is N bonded to Ir in Formula 1, and one of the remaining Y1 to Y4 is C bonded to ring CY2 in Formula 1, Y9 is O, S, N(R19), C(R19a)(R19b), or Si(R19a)(R19b), X2 is C, ring CY1 and ring CY2 are each independently a C5-C30 carbocyclic group or a C1-C30 heterocyclic group, Z1 is a group represented by —Si(Q3)(Q4)(Q5) or a group represented by —Ge(Q3)(Q4)(Q5), a1 is an integer from 0 to 2, a2 is an integer from 0 to 20, b1 and b2 are each independently an integer from 1 to 10, and R1, R19, R19a, R19b, R2, R30a, R30b, R37, and Z2 are as described herein.

Abstract: The present invention relates to a resin composition and an epoxy resin composition for display comprising the resin composition. More particularly, the present invention provides a transparent epoxy material that can be applied by various methods such as ink-jetting, dispensing, etc. to fill a gap by spraying a low-viscosity liquid and then be cured. The transparent epoxy material generates a little amount of gas during curing, has high reliability at high temperature and high humidity after curing so that there is no cracking between layers, and can be used in applications such as molding and bonding of glass parts of organic or inorganic light emitting display.

Abstract: The present disclosure provides a method of delivery, treatment, and prevention of neuropathy and/or pain associated with NGF treatment for an underline disease or condition with a NGF mutant, such as NGFR100W, that does not elicit pain. The present disclosure further provides a composition of micro- and/or nano-rods attached with the NGF mutant, such as NGFR100W, which are injectable or administered to a target for desired therapies.

Abstract: A rechargeable battery includes: an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode; a case including an inner space accommodating the electrode assembly, and an opening; a cap plate coupled to the case at the opening and including a terminal hole exposing the inner space; an electrode terminal electrically connected to the electrode assembly through the terminal hole and overlapping the cap plate; electrode tabs respectively connected to the first electrode and the second electrode; and an electrolyte solution in the inner space, and at least one electrode tab of the electrode tabs has an inclined portion that is inclined at a first angle with respect to a surface of the electrode assembly facing the at least one electrode tab.

Abstract: Disclosed are an exclusive OR (XOR) operation learning probability of a multivariate nonlinear activation function and a practical application method thereof. A learning method of an activation function performed by a computer device may include constructing an inner network using a multivariate nonlinear activation function; and training a combination model generated by merging the constructed inner network and an outer network.

Abstract: A rechargeable battery includes: an electrode assembly including a first electrode, a second electrode, a separator located between the first electrode and the second electrode, a first electrode tab extended from the first electrode, and a second electrode tab extended from the second electrode; a case connected to the first electrode tab to accommodate the electrode assembly, and including an opening portion to expose the electrode assembly; a cap plate coupled with the case to cover an outer peripheral region of the opening portion and including a through-hole to expose a center region of the opening portion; and a terminal plate connected to the second electrode tab to be insulation-bonded to the cap plate, and including a flange part covering the through-hole and a protruding part passing through the through-hole from a center portion of the flange part.

Abstract: A rechargeable battery includes: an electrode assembly including a first electrode, a second electrode, and a separator disposed between the first electrode and the second electrode; a case that is connected to the first electrode to accommodate the electrode assembly and includes an opening exposing the electrode assembly; a cap plate configured to be coupled with the case to cover an outer area of the opening, and configured to include a through-hole exposing a central area of the opening; and a terminal plate that is insulation-bonded to the cap plate to cover the through-hole and is connected to the second electrode, wherein the terminal plate includes a first plate and a second plate.

Abstract: A rechargeable battery includes: an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode; a case including an inner space accommodating the electrode assembly, and an opening; a cap plate coupled to the case at the opening and including a terminal hole exposing the inner space; an electrode terminal electrically connected to the electrode assembly through the terminal hole and overlapping the cap plate; electrode tabs respectively connected to the first electrode and the second electrode; and an electrolyte solution in the inner space, and at least one electrode tab of the electrode tabs has an inclined portion that is inclined at a first angle with respect to a surface of the electrode assembly facing the at least one electrode tab.

Abstract: A photoresist underlayer composition comprising a first polymer comprising a first structural unit derived from an N-(alkoxymethyl) (meth)acrylic amide monomer; a second structural unit comprising an aromatic group, a heterocyclic group, an ester group, an amide group, or a combination thereof, wherein the second structural unit further comprises a crosslinkable group; wherein the first polymer comprises the second structural unit, the photoresist underlayer composition further comprises a second polymer comprising the second structural unit, or a combination thereof, a thermal acid generator; and a solvent.