Abstract: The present invention relates to functionalized graphene having a functional group self-adsorbed onto silicon or a silicon compound, wherein the functionalized graphene has an interplanar distance of about 0.3558 nm to about 0.4790 nm.

Abstract: A sensor device includes: a sensor panel including sensors arranged in a matrix, and sensor lines electrically connected to the sensors on a one-to-one basis; and a sensor driver configured to receive, using a reference signal having at least two or more duty cycles, sensing signals from the sensors through the sensor lines.

Abstract: A spectroscopy system that includes a light source that generates light having a plurality of wavelengths, a light transmitter that transmits the light to a target analyte, a light receiver that receives Raman-scattered light scattered from the target analyte, and a multi-wavelength spectroscopy assembly that acquires a spectrum by splitting the Raman-scattered light transmitted from the light receiver. The multi-wavelength spectroscopy assembly includes a single diffraction grating configured to diffract the Raman-scattered light and a single concave mirror configured to focus the Raman-scattered light.

Abstract: A spectroscopy system that includes a light source portion configured to generate light having a plurality of wavelengths, a light transmitter configured to transmit the light to a target analyte, a light receiving portion configured to receive Raman-scattered light scattered from the target analyte, and a multi-wavelength spectroscopy portion that may acquire a spectrum by splitting the Raman-scattered light transmitted from the light receiving portion. The multi-wavelength spectroscopy portion includes a single diffraction grating configured to diffract the Raman-scattered light and a single concave mirror configured to focus the Raman-scattered light.

Abstract: A linear vibration motor includes a stator part including a case having an internal space formed in the case, a bracket coupled to the case to close the internal space, and at least a magnet provided in the internal space, a vibrator part provided in the internal space, including a coil positioned so as to face the magnet and a printed circuit board having one end coupled to the bracket and the other end coupled to the coil, and an elastic member connecting the stator part and the vibrator part to each other.

Abstract: There are provided a vibrator and an electronic device including the same, the vibrator including a housing having an internal space; a shaft included in the internal space; a vibrating part suspended in the internal space by elastic members at both ends thereof, including a magnetic field part, and having a bearing member slidably and movably installed on the shaft; and a coil generating vibrations of the vibrating part through electromagnetic interaction with the magnetic field part and provided on an outer peripheral surface of the shaft while facing the magnetic field part.

Abstract: A linear vibration device may comprise a stator assembly including a plate and a case, and a vibrator assembly including a yoke and a spring. The case of the stator assembly and the spring of the vibrator assembly may be coupled to each other. The case may be provided with a protrusion, the spring may be provided with a groove, and the protrusion and the groove may be coupled to each other.

Abstract: There is provided a linear vibrator including a case including a cylindrical sidewall part forming a sidewall thereof and a cover coupled to one end of the sidewall part, and an elastic member including at least one connection protrusion and connected to the case while the connection protrusion is interposed between the sidewall part and the cover.

Abstract: There is provided a vibration generation device, including: a housing including an internal space; a shaft passing through the internal space in an axial direction and mounted in the housing; a bearing member vibrated in the axial direction while contacting the shaft; a yoke mounted on the bearing member; a coil mounted on an outer surface of the yoke; a magnet interacting with electromagnetic force exerted on the yoke by the coil and included in the internal space; and at least one elastic member connected between an end of the yoke in the axial direction and a surface of the housing in the axial direction.

Abstract: There is provided a vibration generating device, including: a housing including an inner space; a shaft provided in the inner space of the housing in an axial direction; a frame including a shaft hole into which the shaft is fitted; a bearing member mounted on the frame to be vibrated in a state of contact with the shaft; a vibrating part mounted on an outer surface of the frame and including a magnetic field generation part; elastic members mounted on both ends of the vibrating part in the axial direction; and a coil provided in the inner space and vibrating the vibrating part by interaction with the magnetic field generation part.

Abstract: There is provided a housing, including: a case formed in a longitudinal direction, having an opening on one side, and having an internal space; and a bracket coupled to the opening on the one side of the case; wherein the case has a protrusion formed at the opening and protruding in the longitudinal direction of the case.

Abstract: There are provided a vibrator and an electronic device including the same, the vibrator including a housing having an internal space; a shaft included in the internal space; a vibrating part suspended in the internal space by elastic members at both ends thereof, including a magnetic field part, and having a bearing member slidably and movably installed on the shaft; and a coil generating vibrations of the vibrating part through electromagnetic interaction with the magnetic field part and provided on an outer peripheral surface of the shaft while facing the magnetic field part.

Abstract: There is provided a vibrator, including: a case having an inner space; a coil fixedly mounted on a side wall of the case; an elastic member fixedly mounted on the case so as to be disposed within the coil; a weight body fixedly mounted on the elastic member; and a magnet fixedly mounted on the weight body so as to face the coil.

Abstract: There is provided a vibration generation device, including: a housing including an internal space; a shaft passing through the internal space in an axial direction and mounted in the housing; a bearing member vibrated in the axial direction while contacting the shaft; a yoke mounted on the bearing member; a coil mounted on an outer surface of the yoke; a magnet interacting with electromagnetic force exerted on the yoke by the coil and included in the internal space; and at least one elastic member connected between an end of the yoke in the axial direction and a surface of the housing in the axial direction.

Abstract: There is provided a vibration generating device, including: a housing including an inner space; a shaft provided in the inner space of the housing in an axial direction; a frame including a shaft hole into which the shaft is fitted; a bearing member mounted on the frame to be vibrated in a state of contact with the shaft; a vibrating part mounted on an outer surface of the frame and including a magnetic field generation part; elastic members mounted on both ends of the vibrating part in the axial direction; and a coil provided in the inner space and vibrating the vibrating part by interaction with the magnetic field generation part.

Abstract: Disclosed herein is a linear vibrator including a fixing part including a housing having a certain space formed therein and a coil disposed within the housing, a vibration part including magnets disposed to face the coil such that electromagnetic force acts with the coil, weight bodies coupled to the magnets, and a moving case accommodating the magnets and the weight bodies therein, and an elastic member connecting the fixing part to the vibration part.

Abstract: Disclosed herein is a linear vibration motor including: a stator part; a vibrator part; and an elastic member, wherein the vibrator part includes a printed circuit board, and the stator part includes a case and a bracket, the bracket including a coupling hole formed therein so as to face the printed circuit board at an outer portion of the case and a blocking protrusion part formed at a side of the case adjacent to the coupling hole and protruding toward the printed circuit board.

Abstract: There is provided a vibrator, including: a case having an inner space; a coil fixedly mounted on a side wall of the case; an elastic member fixedly mounted on the case so as to be disposed within the coil; a weight body fixedly mounted on the elastic member; and a magnet fixedly mounted on the weight body so as to face the coil.

Abstract: There is provided a vibrator, including: a case having an inner space; a vibration generating part mounted in the case and generating vibrations by power supplied thereto; and a resonance part resonated by the vibrations generated in the vibration generating part.

Abstract: There is provided a linear vibrator including a case including a cylindrical sidewall part forming a sidewall thereof and a cover coupled to one end of the sidewall part, and an elastic member including at least one connection protrusion and connected to the case while the connection protrusion is interposed between the sidewall part and the cover.