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 combined structure of a wearable apparatus includes: a torso fastening part fixedly fastened to a wearer's torso; a fixed link extending from the torso fastening part to a position above a wearer's shoulder; a first link and a second link being respectively coupled to the fixed link to be laterally rotatable, and crossing each other while being vertically spaced apart from each other; a rotatable part disposed at a position above the wearer's shoulder, and coupled to the first link and the second link to be laterally rotatable; a connecting part coupled to the rotatable part; and an upper arm module coupled to be rotatable upward or downward about the connecting part while an end thereof is coupled to the connecting part at a position corresponding to an upper end portion of a wearer's upper arm.

Abstract: A method of training a neural network model for predicting a click-through rate (CTR) of a user in an electronic device includes normalizing an embedding vector on the basis of a feature-wise linear transformation parameter, and inputting the normalized embedding vector into a neural network layer, wherein the feature-wise linear transformation parameter is defined such that the same value is applied to all elements of the embedding vector.

Abstract: A strength assist device includes: a base frame; a plurality of rotating bodies provided on left and right sides of the base frame, and rotatably connected to the base frame; a plurality of actuators rotatably connected to the respective rotating bodies, and forming respective restoring torques according to rotation angles with respect to the rotating bodies; and a cable connecting the rotating bodies. In particular, rotational motions of the rotating bodies with respect to the base frame are restricted against each other by a tension of the cable.

Abstract: A strength assist device includes: a multi-link part including one or more links; a profile controller that is connected to one end portion of the multi-link part, and rotates around a central rotational axis; and an elastic force providing part that is connected to the other end portion of the multi-link part, and provides an elastic force to the multi-link part. When the profile controller rotates and one end portion of the multi-link part revolves around the central rotational axis, the elastic force applied to the multi-link part varies.

Abstract: A wearable apparatus for assisting muscular strength includes a base secured to a torso, a first rotary link coupled at a first end to the base to be rotatable about a first rotating axis and extending at a second end to a first side of the wearer to be moved forwards or backwards, a first extension link extending at a first end to the first side of the wearer and located at a second end on a wearer's flank, a first connecting part coupled at a first end to the second end of the first rotary link to be rotatable about a second rotating axis, and coupled at a second end to the first end of the first extension link to be rotatable about a third rotating axis, and a first upper-arm fixing part rotatably coupled at a first end to the second end of the first extension link.

Abstract: One aspect of the present disclosure provides a foot structure for a walking robot including a link configured to define a body, a buffer unit coupled to one end portion of the link and having a vacant space formed therein, and a pressure sensor provided in the link and configured to detect a change in pressure of air in the vacant space in the buffer unit.

Abstract: A robot driving device includes a base provided at a point spaced apart from a joint part of a robot, a driving part installed to be movable on the base, and for providing a driving force to the joint part, a wire connecting the driving part and the joint part to transfer the driving force of the driving part to the joint part, an adjustment part having an elastic part for elastically supporting the driving part with respect to the base, and allowing the driving part to move on the base in order to give tension to the wire, and a fixing part for fixing relative locations of the driving part to the base at a point at which the driving part has moved.

Abstract: A robot unit includes: a first link forming a center of rotation of the robot unit; a second link configured to perform a revolution motion or a rotation motion based on the center of rotation when rotated about the first link; first members, each of which is provided between the first link and the second link; drivers, each of which is provided in a direction that faces the first link and is configured to provide driving forces to the first members; wires configured to transmit the driving forces of the drivers to the first members; and second members, each of which is provided on the first link and the second link, is wound by the wires, and is configured to perform a revolution motion or a rotation motion along with the first link and the second link in a case where each of the first members is driven.

Abstract: A gravity compensator applied to a wearable muscular strength assisting apparatus includes a first link configured to extend parallel to a first body portion of a wearer, a second link configured to extend parallel to a second body portion and which is rotatably coupled to an end of the first link, an elastic body, which is fixed at an end thereof to the first link so as to exert an elastic force, which varies according to a length between the two ends thereof, and a connection unit, which is connected an end thereof to the other end of the elastic body and extends in a longitudinal direction of the first link and which is connected at an end thereof to the second link so as to vary a length of the elastic body by relative rotation between the first link and the second link.

Abstract: A wearable muscular strength assisting apparatus includes a base configured to be positioned on a wearer and extending vertically, a link unit, which is configured to be positioned so as to be laterally spaced apart from the base and is configured to be connected to the wearer's upper arm, front arm or hand, a first connector, which is rotatably coupled at one end thereof to the base and extends laterally and which is rotatably coupled at a remaining end thereof to the link unit so as to connect the link unit to the base, and a second connector, which is rotatably coupled at one end thereof to the base, and extends laterally and which is rotatably coupled at a remaining end thereof to the link unit so as to connect the link unit to the base.

Abstract: Provided is a wearable apparatus for assisting muscular strength including a first rotary member, a first side of which is located at an upper portion of a shoulder of a wearer and a second side of which is located at a back thereof, a second rotary member, a first side of which is coupled to the second side of the first rotary member and a second side of which moves upward and downward, a first connecting part, a first side of which is coupled to the second side of the second rotary member, and a second side of which is located at an outer side surface of the wearer, a third rotary member, a first side of which is coupled to the second side of the first connecting part, and a fourth rotary member, a first side of which is coupled to the second side of the third rotary member.

Abstract: A wearable apparatus for assisting muscular strength includes a base secured to a torso, a first rotary link coupled at a first end to the base to be rotatable about a first rotating axis and extending at a second end to a first side of the wearer to be moved forwards or backwards, a first extension link extending at a first end to the first side of the wearer and located at a second end on a wearer's flank, a first connecting part coupled at a first end to the second end of the first rotary link to be rotatable about a second rotating axis, and coupled at a second end to the first end of the first extension link to be rotatable about a third rotating axis, and a first upper-arm fixing part rotatably coupled at a first end to the second end of the first extension link.

Abstract: An imaging apparatus and a control method thereof are provided. The method for controlling the imaging apparatus includes acquiring images having a same focal length by performing continuous imaging in a predetermined time when a user's imaging command is input, calculating motion vectors using the images and separating a foreground and a background of a first image among the images based on the calculated motion vectors and color information of the first image, and performing out focusing based on the separated foreground and the separated background.

Abstract: A wafer-level chip-scale package includes: a power semiconductor comprising a first semiconductor device formed on a semiconductor substrate, and a second semiconductor device formed on the semiconductor substrate; a common drain electrode connected to the first semiconductor device and the second semiconductor device; a first source metal bump formed on a surface of the first semiconductor device; and a second source metal bump formed on the surface of the second semiconductor device; wherein the first source metal bump, the common drain electrode, and the second source metal bump form a current path in an order of the first source metal bump, the common drain electrode, and the second source metal bump.

Abstract: A method of performing a convolutional operation in a convolutional neural network includes: obtaining input activation data quantized with a first bit from an input image; obtaining weight data quantized with a second bit representing a value of a parameter learned through the convolutional neural network; binarizing each of the input activation data and the weight data to obtain a binarization input activation vector and a binarization weight vector; performing an inner operation of the input activation data and weight data based on a binary operation with respect to the binarization input activation vector and the binarization weight vector and distance vectors having the same length as each of the first bit and the second bit, respectively; and storing a result obtained by the inner operation as output activation data.

Abstract: An upper arm module of a wearable muscular strength assisting apparatus includes: a base part fixedly connected to a wearer's body; an upper arm part being configured such that a first end thereof is coupled to the base part to be rotatable about a fixed point, and being coupled to the wearer's upper arm to apply a rotational torque thereto; a first link configured such that a first end thereof is rotatably coupled to the base part at a point of application; a second link extending on a plane on which the upper arm part extends, and being rotatably coupled to a second end of the first link at a first point; a third link coupled to the second link at a second point to guide movement of the second point; and an elastic body generating an elastic force by deformation.

Abstract: An upper arm module of a wearable muscular strength assisting apparatus is provided. The upper arm module includes a base part configured to be connected to a wearer's body, and an upper arm part having a first end thereof coupled to the base part to be rotatable about a fixed point. The upper arm part is coupled to the wearer's upper arm to apply a torque thereto. The upper arm module further includes an elastic body having a first end thereof fixedly coupled to the upper arm part and generating an elastic force by deformation. In particular, the upper arm module also includes a first link having a first end thereof rotatably coupled to the base part at a point of application, and a second link rotatably coupled to the second end of the first link at a first point.

Abstract: An upper arm module of a wearable muscular strength assisting apparatus includes: a base part fixedly connected to a wearer's body; an upper arm part being configured such that a first end thereof is coupled to the base part to be rotatable about a fixed point, and being coupled to the wearer's upper arm to apply a rotational torque thereto; a first link configured such that a first end thereof is rotatably coupled to the base part at a point of application; a second link extending on a plane on which the upper arm part extends, and being rotatably coupled to a second end of the first link at a first point; a third link coupled to the second link at a second point to guide movement of the second point; and an elastic body generating an elastic force by deformation.

Abstract: A combined structure of a wearable apparatus includes: a torso fastening part fixedly fastened to a wearer's torso; a fixed link extending from the torso fastening part to a position above a wearer's shoulder; a first link and a second link being respectively coupled to the fixed link to be laterally rotatable, and crossing each other while being vertically spaced apart from each other; a rotatable part disposed at a position above the wearer's shoulder, and coupled to the first link and the second link to be laterally rotatable; a connecting part coupled to the rotatable part; and an upper arm module coupled to be rotatable upward or downward about the connecting part while an end thereof is coupled to the connecting part at a position corresponding to an upper end portion of a wearer's upper arm.