Abstract: The present invention may provide a motor including a housing, a stator disposed inside the housing, a rotor disposed inside the stator, and a shaft coupled to the rotor, wherein the rotor includes a rotor core and magnets including a plurality of unit magnets coupled to an outer circumferential surface of the rotor core, the rotor core includes grooves disposed at a boundary between an inner circumferential surface and an upper surface of the rotor core, the shaft includes a first body, a plurality of blades extending outward from an upper surface of the first body, and a protrusion extending downward from a lower surface of the first body, and a side edge of the blade is positioned at a lateral center of the unit magnet when the protrusion is disposed in the groove.

Abstract: An embodiment relates to a motor comprising: a shaft; a rotor which is coupled to the shaft; a stator which is disposed outside the rotor; a housing which accommodates the rotor and the stator and has an opening formed at one side thereof; and a cover which covers the opening, wherein the cover comprises a cover plate portion; and a side wall which extends axially from the cover plate portion, and at least three grooves are formed in the side wall. Accordingly, the motor according to the embodiment can guarantee the sealing performance while preventing the bearing from being damaged when the rotor is assembled on the inside of the stator.

Abstract: An embodiment relates to a motor including a shaft, a rotor coupled to the shaft, a stator disposed outside the rotor, a sensing magnet disposed on the shaft, and a coupling member disposed to cover the sensing magnet, wherein the coupling member is inserted into a first groove concavely formed in an end portion of the shaft. Accordingly, combinability and assemblability of the sensing magnet and the shaft can be secured using the coupling member formed to have an elastic structure in the motor.

Abstract: Disclosed is a method of fabricating a stretchable electronic device, the method including a step of forming one or more semiconductor devices on a first carrier substrate; a step of forming semiconductor device array patterns by separating semiconductor device arrays each including the semiconductor devices; a step of releasing the semiconductor device array patterns from the first carrier substrate; a step of forming a stretchable substrate on a second carrier substrate; and a step of transferring the released semiconductor device array patterns onto the stretchable substrate.

Abstract: A power management integrated circuit (PMIC) includes voltage regulators, a conversion circuit, a measurement cycle controller, an oscillator, and a control logic. The voltage regulators generate regulator voltages. The conversion circuit converts analog signals indicating load currents of the voltage regulators to generate digital signals corresponding to the load currents. The measurement cycle controller operates in response to a first clock signal having a first frequency and generates an oscillation enable signal that is activated during a measurement period. The oscillator generates a second clock signal having a second frequency higher than the first frequency in response to the oscillation enable signal. The control logic operates in response to the second clock signal and generates power information, indicating power consumed by the load currents during the measurement period, using the digital signals.

Abstract: A method of measuring a load current provided to a load of a switching converter includes obtaining a first reference voltage defining a peak of an inductor current passing through an inductor of the switching converter, generating a pulse based on the first reference voltage and an on-time of at least one power switch of the switching converter, generating an output signal by filtering the pulse, and setting a second mode from a first mode when a value of the load current is less than a first threshold value based on the output signal. The generating of the pulse further includes generating the pulse having a width extended in proportion to the on-time in the second mode.

Abstract: An apparatus configured to measure a load current provided to a load of a switching converter includes a pulse generation circuit configured to generate a control pulse based on a power switch driving signal of the switching converter, a reference current generation circuit configured to generate a reference current based on the control pulse, a clock generation circuit configured to generate a clock signal based on the control pulse and the reference current, and a clock counter configured to count the number of cycles of the clock signal during a switching period of the switching converter. The reference current generation circuit is configured to adjust the reference current to compensate for a leakage current generated in the clock generation circuit during the switching period.

Abstract: A mouse usable as a wheel input device is described. In an embodiment, a mouse may include: a top surface; a touch sensor coupled to the top surface; a controller coupled to the touch sensor; and a memory coupled to the controller, the memory having instructions stored thereon that, upon execution by the controller, cause the mouse to: in response to detection, by the touch sensor, of a force against the top surface: (a) identify a primary click if the force is equal to or greater than a first threshold and smaller than a second threshold, or (b) identify a secondary click if the force is equal to or greater than the second threshold.

Abstract: A display device includes a display panel including a plurality of pixels configured to display an image, a photo sensor on one surface of the display panel to sense light, and a fingerprint detector configured to control a fake determination image pattern of a fingerprint sensing area of the display panel configured to sense a fingerprint, and to perform fingerprint authentication and fake fingerprint determination, based on a sensing signal supplied from the photo sensor.

Abstract: A display device includes a display panel and an optical module disposed under the display panel. The display panel includes a first display region under which the optical module is disposed to overlap the first display region in a plan view, the first display region including transparent regions through which light for an operation of the optical module passes and first pixels having a first pixel structure and disposed between the transparent regions, a second display region in which second pixels having a second pixel structure are disposed, and a third display region disposed between the first display region and the second display region, third pixels having a third pixel structure being disposed in the third display region, only part of the third pixels being driven during a display operation.

Abstract: The present invention provides a motor that comprises: a housing; a stator disposed in the housing and having a coil wound therearound; a rotor disposed at an inner side of the stator; a shaft coupled to the rotor; a bus bar-terminal assembly disposed at an upper side of the stator, wherein the bus bar-terminal assembly comprises: a bus bar including a connection terminal coupled to the coil and a terminal connected to an external power supply; and a body disposed at the upper side of the stator such that a part of the bus bar is located inside of the body; wherein a part of the connection terminal and a part of the terminal protrude to an outside of the body, wherein the body includes an alignment guide part formed at an outer circumferential surface of the body to be slide-coupled to an inner circumferential surface of the housing, wherein the connection terminal and the terminal are exposed at an upper surface of the body, wherein the body includes a coil hole through which a connection end of the coil pas

Abstract: A controller includes: a head part including a display unit providing information and images and a button unit having operation buttons; and a body part joined to the head part, where the display unit includes a projection portion engaged with the body part, the body part includes a recessed portion into which the projection portion is inserted, a first uneven portion is provided on an outer circumferential surface of the projection portion, a second uneven portion having a shape corresponding to that of the first uneven portion is provided on an inner circumferential surface of the recessed portion, and at least one of the first uneven portion or the second uneven portion includes a plurality of uneven portions.

Abstract: A frunk lighting system applied to a vehicle is mounted on a hood provided with an emblem on a front of the vehicle to cover or open a space of a frunk, and has an illuminating direction of light emitted by a light source changed into lighting for the emblem and lighting for the frunk by movement of a rotating mechanism connected to a motor whose rotating direction is changed by a closing signal and an opening signal of the hood, thereby easily implementing an appearance design suitable for a future motorized vehicle with a light-emitting effect for the front emblem of the vehicle, and particularly, automatically switches the lighting, which has illuminated the emblem in a state where the hood is closed, toward the frunk to illuminate a frunk space, thereby maximizing visibility and usability of the frunk.

Abstract: A movable object includes an upper frame and a drive part that is provided under the upper frame and is connected to the upper frame. The drive part includes a first actuator that is connected to the upper frame and rotates on a vertical axis, a first link that is connected to the first actuator and rotatable on the vertical axis by the first actuator, a second actuator that is provided on a first side of the first link and rotates on a horizontal axis, and a second link that faces the first link and is rotatable on a first end portion thereof facing the first link by the second actuator.

Abstract: A display device including: a display unit including a plurality of emission areas which emit light; and a plurality of touch electrodes disposed on the display unit to detect a touch input, wherein at least some of the touch electrodes include a code pattern part including a plurality of code patterns that include cutouts corresponding to location inforniation.

Abstract: A luminance compensating apparatus includes a luminance characteristic value calculator calculating a first luminance characteristic value corresponding to a first unit section between first and second reference gray levels, and a second luminance characteristic value corresponding to a second unit section between second and third reference gray levels based on a first luminance value, a second luminance value, and a third luminance value; an expected correction gray level calculator calculating an expected correction gray level corresponding to the first reference gray level based on the first luminance value; and a compensation gray level calculator calculating a gamma compensation value based on the first luminance characteristic value when the expected correction gray level is included in the first unit section, and based on the first luminance characteristic value and the second luminance characteristic value when the expected correction gray level is included in the second unit section.

Abstract: Disclosed is a portable container with a refill structure, which includes: first and second containers that are open towards each other and form a contents receptacle space by being inserted in a watertight and variable way and communicating with each other; a one-way valve attached to the first container to allow the contents to be introduced; and a pump unit attached to the second container to release the contents held in the receptacle space through a nozzle. A negative pressure is generated in the receptacle space by pulling out the first and second containers in a watertight way.

Abstract: An example of a flow cell includes a substrate; a first primer set attached to a first region on the substrate, the first primer set including an un-cleavable first primer and a cleavable second primer; and a second primer set attached to a second region on the substrate, the second primer set including a cleavable first primer and an un-cleavable second primer.

Abstract: A data bus inversion (DBI) circuit of a memory device includes a first processing component configured to generate first combination data by combining read data read from a memory cell region and previous data previously outputted from a data line, and generate second combination data by selectively inverting the first combination data depending on a result of comparing the first combination data and the previous data; and a second processing component configured to generate data to be outputted from the data line, by combining the second combination data and the previous data, wherein the second processing component generates bits of unnecessary bit positions in the data to be the same as bits of the unnecessary bit positions in the previous data.

Abstract: A display device includes: a base substrate including a touch area and a non-touch area adjacent to the touch area and including a first area and a second area; a touch electrode disposed in the touch area and including a lattice pattern; an antenna electrode disposed in the first area and including a lattice pattern; a first dummy pattern disposed in the first area; and a second dummy pattern disposed in the second area, wherein the second area is disposed between the first area and the touch area, and the lattice pattern of the touch electrode includes openings that are larger than openings of the lattice pattern of the antenna electrode.