Abstract: A receiving device includes: an equalizer to receive a data signal from a transmitting device over a channel, and apply a gain value to a frequency range component of the data signal; and a control unit to determine the gain value based on temperature information, and generate a gain control signal for controlling the equalizer to apply the gain value.

Abstract: A lighting system is capable of forming pattern images at various locations while having a simplified structure. The lighting system includes a lighting device that emits light for forming a pattern image at at least one location; and a control device configured to control a target direction to which the irradiation light is emitted based on at least one of vehicle state information or vehicle surrounding information.

Abstract: A vehicle projector includes: a light-emitting unit that emits light for image formation; an optical unit including at least one optical lens arranged along a reference axis in a path of the light emitted from the light-emitting unit; a reflective unit that is disposed on a first side with respect to the reference axis and reflects the light emitted from the optical unit in a direction intersecting the reference axis to allow the light to be directed onto a projection surface; and an optical path adjustment unit that is disposed on a second side with respect to the reference axis and adjusts the path of the light emitted from the optical unit toward the reflective unit.

Abstract: A vehicle lamp includes: a light source unit including a plurality of light sources, each of which generates light; an optical path adjustment unit that adjusts a path of the light emitted from at least one of the plurality of light sources; and an optical lens unit including a plurality of incident lenses upon which the light emitted from the optical path adjustment unit is incident and a plurality of exit lenses through which the light incident into the plurality of incident lenses is emitted. The optical path adjustment unit includes a plurality of adjustment lenses configured to adjust the path of light emitted from the respective light sources.

Abstract: A bulk acoustic resonator includes a resonance portion including a first electrode, a piezoelectric layer disposed on the first electrode along a height direction, and a second electrode disposed on the piezoelectric layer along the height direction. The resonance portion includes an overlapping region in which the first electrode, the piezoelectric layer, and the second electrode overlap each other along the height direction. The overlapping region includes a central portion and an edge portion disposed outside the central portion, and including a first edge portion and a second edge portion. A height of the second electrode of the first edge portion and a height of the second electrode of the second edge portion are lower than a height of the second electrode of the central portion along the height direction, and are different from each other along the height direction.

Abstract: A display device includes: a display panel including a plurality of pixels; a scan driver connected to the display panel through a plurality of scan lines; a data driver configured to provide a data signal corresponding to each of the plurality of pixels to the display panel; a timing controller configured to receive image data and to control driving of the scan driver and the data driver to display an image corresponding to the image data; and a current sensor configured to sense a current flowing through the plurality of scan lines, wherein the timing controller is configured to correct the image data based on the current flowing through the plurality of scan lines.

Abstract: A lighting system is capable of forming pattern images at various locations while having a simplified structure. The lighting system includes a lighting device that emits light for forming a pattern image at at least one location; and a control device configured to control a target direction to which the irradiation light is emitted based on at least one of vehicle state information or vehicle surrounding information.

Abstract: A bulk acoustic resonator includes an active region in which a first electrode disposed on a substrate, a piezoelectric layer disposed on the first electrode in a height direction, and a second electrode disposed on the piezoelectric layer in the height direction overlap each other in the height direction; a peripheral region in which the first electrode or the second electrode extends outwardly from the active region so that the first electrode and the second electrode do not overlap each other in the height direction in the peripheral region; and an auxiliary layer disposed in the peripheral region, wherein a first cutoff frequency of the active region is substantially equal to a second cutoff frequency of the peripheral region.

Abstract: A bulk acoustic resonator includes a resonance portion including a first electrode, a piezoelectric layer disposed on the first electrode along a height direction, and a second electrode disposed on the piezoelectric layer along the height direction. The resonance portion includes an overlapping region in which the first electrode, the piezoelectric layer, and the second electrode overlap each other along the height direction. The overlapping region includes a central portion and an edge portion disposed outside the central portion, and including a first edge portion and a second edge portion. A height of the second electrode of the first edge portion and a height of the second electrode of the second edge portion are lower than a height of the second electrode of the central portion along the height direction, and are different from each other along the height direction.

Abstract: A bulk acoustic resonator includes a first electrode disposed on an upper side of a substrate, a piezoelectric layer disposed on an upper surface of the first electrode, and a second electrode disposed on an upper surface of the piezoelectric layer, wherein an upper surface of at least one of the first electrode and the second electrode has a recess region, wherein a depth of the recess region is D, a width of the recess region is W, and a resonance frequency is F, and ln is a natural logarithm, and wherein [{ln(D*W)}/(?0.59*F)] is [[ln{0.008 (?m)2}]/{?0.59*(3.5 GHz)}] or more and [[ln{0.022 (?m)2}]/{?0.59*(3.5 GHz)}] or less.

Abstract: A lighting device irradiating light to different locations includes a light irradiation unit that generates light; an optical path adjustment unit that adjusts a path of the light radiated from the light irradiation unit to allow a road surface pattern to be formed at a predetermined location on a road surface around a vehicle; and a driving unit that adjusts the optical path adjustment unit to allow the road surface pattern to be formed at different locations on the road surface around the vehicle.

Abstract: A sterilization device includes a housing; a sterilization unit which emits germicidal light for sterilization of at least one target area to be sterilized; and a drive unit which moves at least a part of the sterilization unit between the outside and inside of the housing through an opening provided in the housing.

Abstract: A sterilization apparatus includes a housing; a sterilization unit for irradiating, with sterilization light, at least one region to be sterilized; and a driving unit for moving the sterilization unit into and out of the housing via an opening of the housing and rotating the sterilization unit about a rotation axis.

Abstract: A vehicle lamp for emitting light at various locations adjacent to a vehicle while having a simplified configuration is provided. A vehicle lamp includes a light-emitting unit that emits light to form a road surface pattern, and a movable unit on which the light-emitting unit is mounted. The light generated by the light-emitting unit enables the road surface pattern to be formed on different locations of a road surface adjacent to the vehicle as the movable unit rotates.

Abstract: A vehicle lamp includes a light source unit including a plurality of light sources; an optical unit including a plurality of incidence lenses, a plurality of emission lenses corresponding to the plurality of incidence lenses, and a plurality of shields each configured to block a part of light from being incident on each of the plurality of emission lenses; and a light transmission unit that transmits light generated from the light source unit to the optical unit. In particular, the optical unit is divided into a plurality of transmission regions that transmit the light generated from each of the plurality of light sources to allow a pattern region corresponding to each of the plurality of light sources to be formed.

Abstract: A display device includes: a pixel component including pixels; a timing controller configured to calculate a load variation between previous input grayscale values corresponding to a previous frame and current input grayscale values corresponding to a current frame; a current sensor configured to sense a current flowing through the pixels during the current frame and generate a global current value for the sensed current, store time points at which the global current value becomes equal to preset threshold current values, respectively, and generate a global current variation rate corresponding to a section between the stored time points of the current frame; and a scale factor provider configured to control a scale factor in a period of the current frame in the case where the load variation is equal to or more than a reference load variation.

Abstract: A display device includes: a pixel component including pixels; a timing controller configured to calculate a load variation between previous input grayscale values corresponding to a previous frame and current input grayscale values corresponding to a current frame; a current sensor configured to sense a current flowing through the pixels during the current frame and generate a global current value for the sensed current, store time points at which the global current value becomes equal to preset threshold current values, respectively, and generate a global current variation rate corresponding to a section between the stored time points of the current frame; and a scale factor provider configured to control a scale factor in a period of the current frame in the case where the load variation is equal to or more than a reference load variation.

Abstract: A display device includes: a display panel including pixels emitting light, based on a data voltage; a current limiter for determining a scale factor by comparing a previous frame load with a predetermined threshold load, and generating compensated image data by applying the scale factor to current image data as input image data of a current frame to adjust the data voltage; and a data driver for converting the compensated image data into the data voltage and providing the data voltage to the display panel.

Abstract: An optical device for a vehicle includes an optical sensor module for detecting light that propagates through a light transmitting member; and a correction optical system that includes at least one optical member for allowing the light that propagates between the light transmitting member and the optical sensor module to be refracted in a direction different from a direction refracted by the light transmitting member.

Abstract: A vehicle lamp for emitting light at various locations adjacent to a vehicle while having a simplified configuration is provided. A vehicle lamp includes a light-emitting unit that emits light to form a road surface pattern, and a movable unit on which the light-emitting unit is mounted. The light generated by the light-emitting unit enables the road surface pattern to be formed on different locations of a road surface adjacent to the vehicle as the movable unit rotates.