Abstract: Provided is an apparatus, method, and medium for tracking a gesture, wherein, after a user is positioned approximately, a specific part of the user's body is tracked continuously. The gesture-tracking apparatus includes a positioning unit positioning a user appearing in an inputted image and a target-tracking unit tracking a first body part of the user.

Abstract: Provided are a cooker and a method for controlling the same. Levels driven by a plurality of heat sources are controlled by input driving levels of all the heat sources received by an input unit. Accordingly, there is an advantage in that foods are more swiftly cooked by the plurality of heat sources.

Abstract: An apparatus to enhance muscular movement is provided. The apparatus includes at least one muscular movement sensor to sense a result of an attempt to move a muscle, a movement information controller to analyze the sensed muscular movement, and generate muscular movement information based on the analyzed muscular movements, and a muscular movement actuator to enhance the movement of the muscle according to the generated muscular movement information by actively controlling a deformation of the muscle movement actuator over the surface of the muscle.

Abstract: A system, method and medium tracks a motion of a subject using a laser by synchronizing an incident axis of the input image with an exit axis of the laser in order to radiate the laser based on an input image. The system includes a half mirror to reflect a predetermined amount of incident light and to transmit a remaining amount of the incident light, an image input unit to input an image reflected from the half mirror, a position identifying unit to identify a position of a first subject included in the input image, and a target tracking unit to track the first subject with reference to the identified position by radiating a laser transmitted through the half mirror onto the first subject along an axis from the half mirror and onto the first subject.

Abstract: A dual pointing device and method based on 3-D motion and touch sensors are provided. The dual pointing device includes a sensor including a first sensor sensing a motion in a space and a second sensor sensing a touch input, a movement-mode-determining unit determining a movement mode type using signals of the first and second sensors, and a pointer-moving unit moving a pointer on a display screen using at least one of the signals of the first sensor and the second sensor according to the determined movement mode type.

Abstract: Provided is an apparatus and method of recognizing a motion that is capable of performing a pointing function and a character input function using motions sensed by an optical sensor and an inertial sensor. The apparatus includes an inertial sensor sensing a first motion by using at least one of acceleration and angular velocity that are generated by an input motion; an optical sensor sensing a second motion by using reflection of light due to the motion; a locus calculating unit calculating the locus of the motion on the basis of the locus of the first motion and the locus of the second motion; and a communication unit transmitting the calculated locus of the motion.

Abstract: A trajectory-estimation apparatus and method that can estimate the trajectory of a pen-type optical mouse in a pen-up state. The trajectory-estimation apparatus includes a timer module calculating time for which an optical input device moves in a first state of the optical input device that produces a trajectory, and a trajectory-estimation module estimating the trajectory of the optical input device in a period where a distance between the optical input device and a work surface exceeds a threshold value, based on at least one of the calculated time and a moving speed of the optical input device.

Abstract: Disclosed is an apparatus and method of providing items based on scrolling. An apparatus for processing data of a non-volatile memory according to an aspect of the invention includes a scrolling detecting unit detecting scrolling for one or more items that are displayed on a screen, a screen region control unit dividing the screen into one or more regions according to the detected scrolling, and controlling the sizes of the divided regions, and an item control unit controlling at least one of the sizes and the number of items according to the sizes of the divided regions.

Abstract: Provided are a method and medium for analyzing an environment of a device and a device using the same. A device may include a vibration unit to cause the device to vibrate, a sensing unit to sense vibration of the device, wherein the sensed vibration forms a vibration pattern and a judgment unit to judge an environment of the device according to a vibration pattern of the device sensed by the sensing unit.

Abstract: An apparatus, method, and medium for outputting tactile feedback on a display device are provided. The apparatus includes a controller obtaining movement information of two or more vibration devices provided at edges of a vibration panel, and a vibrator vibrating the two or more vibration devices with a predetermined phase difference with a target contact location set as the vibration center point, the target contact location corresponding to a location where information on tactile feedback is to be output, based on the movement information obtained by the controller.

Abstract: A system, method and medium tracks a motion of a subject using a laser by synchronizing an incident axis of the input image with an exit axis of the laser in order to radiate the laser based on an input image. The system includes a half mirror to reflect a predetermined amount of incident light and to transmit a remaining amount of the incident light, an image input unit to input an image reflected from the half mirror, a position identifying unit to identify a position of a first subject included in the input image, and a target tracking unit to track the first subject with reference to the identified position by radiating a laser transmitted through the half mirror onto the first subject along an axis from the half mirror and onto the first subject.

Abstract: Provided is an apparatus, method, and medium for tracking a gesture, wherein, after a user is positioned approximately, a specific part of the user's body is tracked continuously. The gesture-tracking apparatus includes a positioning unit positioning a user appearing in an inputted image and a target-tracking unit tracking a first body part of the user.

Abstract: An apparatus to enhance muscular movement is provided. The apparatus includes at least one muscular movement sensor to sense a result of an attempt to move a muscle, a movement information controller to analyze the sensed muscular movement, and generate muscular movement information based on the analyzed muscular movements, and a muscular movement actuator to enhance the movement of the muscle according to the generated muscular movement information by actively controlling a deformation of the muscle movement actuator over the surface of the muscle.

Abstract: A user interface system and method for providing a vibration signal are provided. The user interface system includes a storage module to store a plurality of graphic objects and attribute information of each of the graphic objects, a control module to receive motion information of an interface object moved a user among the plurality of graphic objects from an interface device and to provide frequency information and amplitude information based on the motion information and the attribute information, and a drive module to generate a vibration signal based on the frequency information and the amplitude information and to transmit the vibration signal to the interface device.

Abstract: A haptic button providing various stimulations to a user according to a current application and a haptic device using the same are provided. The haptic button includes an electro-active polymer having a flat shape, a pair of electrodes contacting two sides of the electro-active polymer, an electric circuit applying a predetermined voltage to the pair of electrodes, and a sensor sensing a button input from a user, wherein stimulation provided from the electro-active polymer to the user is changed by changing a waveform of the voltage according to a current application status.

Abstract: An input device for adaptively providing various input modes according to an aspect of the present application and providing a clicking feeling to a user by controlling the stiffness of a button pressed by the user is provided. The input device includes a contact surface (physically) contacting a user, an actuator providing a displacement or a force to the contact surface, and an electric circuit controlling the operation of the actuator.

Abstract: A mobile apparatus for providing a user interface and method and medium for executing functions using the user interface are provided. The mobile apparatus includes a user interface module sensing a user's touch and providing information regarding the user's touch, and a control module determining a type of mode and function selected by a user based on the provided information regarding the user's touch, wherein the user interface module provides a user interface pad by which mode items and function items corresponding to the mode items are simultaneously formed, and the user interface module includes a first area for selecting mode items corresponding to the type of mode and function determined by the control module, a second area for selecting the function items, and a common area of the first and second areas, and the control module executes a function positioned at the common area.

Abstract: An input device and method for protecting input information from exposure, in which the time of input of information is determined using a tactile output to protect the input information from being exposed. The input device for protecting input information from exposure includes a user-input module for receiving predetermined input information from a user, a control module for setting the information inputted in association with a tactile signal among the input information as user-input information, and a tactile-output-generation module for generating and providing the tactile signal to the user-input module under the control of the control module.

Abstract: A linear actuator capable of inducing a linear motion as well as a rotational motion using only two rotors is provided. The linear actuator includes: first and second rotors connected to respective driving force sources; a linear motion unit formed on the first rotor to be linearly movable; and a driving power transmission unit which is fixed to the second rotor and engages the linear motion unit. A linear motion on a rotor can be easily induced using a relative angular velocity difference between two rotors without an additional driving power source for the linear motion.

Abstract: An electromagnetic x-y stage driver for a nano data storage system and a method for fabricating the coils of the same are provided. In the electromagnetic x-y stage driver, a cantilever tip array fixedly provided a medium for recording data to write data to or read data from each cell of the medium. Four coils are formed to be integrated with the medium in front of, behind, to the left of and to the right of the medium to move the medium. Four supporting beam are installed to an x-y stage body onto which a medium structure composed of the medium and the four coils is loaded such that the four supporting beam are connected to the four corners of the medium structure to support the medium structure. Four driving beams connect the upper portions of the supporting beam to the four corners of the medium structure to allow the medium structure to move in an x or y direction. Stiffeners are disposed at the four sides between the supporting beam to prevent the medium structure from rotating.