Abstract: A mixed reality display device according to one embodiment of the present invention comprises: a virtual environment rendering unit for generating a virtual object by using information on a scene in a virtual reality, and then generating a color map and a depth map for the virtual object; a depth rendering unit for generating a depth map for a real object by using information on a real environment; an occlusion processing unit for performing occlusion processing by using the color map and the depth map, for the virtual object, received from the virtual environment rendering unit, the depth map, for a real object, received from the depth rendering unit, and a color map, for the real object, received from a see-through camera; and a display unit for outputting a color image by using a color map for the virtual object and a color map for the real object, which are received from the occlusion processing unit.

Abstract: A method of controlling a virtual model to perform physics simulation to the virtual model in a virtual space includes: generating a first virtual model having a first object physics field which is a range with respect to a first field parameter; generating a second virtual model having a second object physics field which is a range with respect to a second field parameter; when the field parameters are capable of corresponding to each other, checking whether there is a portion where the object physics fields correspond to each other; and when there is a portion where the object physics fields correspond to each other, generating an interaction of the virtual models.

Abstract: Disclosed is an actuator including a support member, an actuating unit rotatably installed in the support member and having a first electrode installed on one side and a stimulation providing unit installed on the other side to provide stimulation by rotation, and an attraction force providing unit having a second electrode to provide an attraction force to the first electrode, wherein when an electrostatic attraction force is provided to the first electrode through the second electrode, the actuating unit pivots to enable the stimulation providing unit to apply stimulation to a sensing unit.

Abstract: Provided is a tactile transmission device, which includes a base unit forming one surface of the tactile transmission device, a tip-tilt elastic member stacked on the base unit and configured to transmit a tactile feel to a finger of a user in a first direction oriented upward from a bottom surface of the finger and a second direction intersecting the first direction at a predetermined angle, and a cover disposed at an upper side of the tip-tilt elastic member to form another surface of the tactile transmission device.

Abstract: Provided is a system and method for interaction analysis of virtual space. The system for interaction analysis of virtual space includes an interaction data collection unit which collects interaction data of at least one user participating in virtual space in which virtual content is implemented, an interaction data storage unit which synchronizes and stores the collected interaction data, and an interaction data analysis unit which provides an analysis mode of the interaction data.

Abstract: Disclosed is an actuator including a support member, an actuating unit rotatably installed in the support member and having a first electrode installed on one side and a stimulation providing unit installed on the other side to provide stimulation by rotation, and an attraction force providing unit having a second electrode to provide an attraction force to the first electrode, wherein when an electrostatic attraction force is provided to the first electrode through the second electrode, the actuating unit pivots to enable the stimulation providing unit to apply stimulation to a sensing unit.

Abstract: The present invention relates to a data processing device, method, and computer program for data sharing among multiple users. The device includes a sensor module collecting data by using at least one of a camera sensor, a distance sensor, a microphone array, a motion capture sensor, an environment scanner, and a haptic device; a memory module storing and controlling the data collected by the sensor module; and a network module transmitting the data stored in the memory module to a remote location, or receiving predetermined data from the remote location, wherein the memory module stores the stored data and the predetermined data as data in a standardized format according to data features.

Abstract: Provided is an in vivo bioimaging method including irradiating near-infrared (NIR) light onto a living body, converting the NIR light passed through the living body, into visible light using upconversion nanoparticles (UCNPs), and generating a bioimage of the living body by receiving the visible light using a complementary metal-oxide-semiconductor (CMOS) image sensor.

Abstract: Disclosed is an actuator generating haptic sensations, the actuator having a spherical rotor driven by a magnetic force vector created around the same, a stator having a space corresponding in shape to the spherical rotor defined therein to allow the spherical rotor to be positioned in the space and having a portion of an upper part of the spherical rotor exposed, at least three rotation-driving coils formed in the stator at a given distance from each other to provide the magnetic force vector to the spherical rotor, and a driving unit independently controlling electric current supplied to each of the rotation-driving coils to create the magnetic force vector.

Abstract: A virtual model control system and method for controlling a virtual model formed in virtual space are provided. The virtual model control system and method according to an embodiment of the present disclosure increases the accuracy of implementation by independently controlling two virtual objects combined with each other, and in the event of movement, performs location correction of the object so that their combination is maintained, thereby achieving more accurate control of the two virtual objects combined with each other.

Abstract: Disclosed is a flexible printed circuit board (FPCB) actuator including an FPCB core having a first surface and a second surface, wherein the first surface and the second surface are parallel to each other, a first electrode installed on the first surface and having first parts, wherein the first parts are spaced apart from each other in a first direction at least in part, and a second electrode installed covering at least a portion of the second surface, wherein as control voltage is applied to the first and second electrodes, an electrostatic force generated between the first electrode and the second electrode in a second direction perpendicular to the first direction allows the FPCB core to make a bending motion.

Abstract: Provided is a parallel fieldbus network-based motor control system including one or more slave modules each including a basic processor and an auxiliary processor that control one or more motors, and a master module including at least one master controller that generates command data for controlling each of the one or more motors. The master module further includes a basic network master controller, an auxiliary network master controller and a wireless network master controller, and the slave module includes a basic network slave controller, an auxiliary network slave controller and a wireless network module.

Abstract: Provided are a method and system for detecting frequency-domain cardiac information, the method comprising: acquiring moving images of a pupil from a subject; extracting a pupil size variation (PSV) from the moving images; extracting a heart rate variability (HRV) spectrum by performing a processing procedure including frequency-analysis of HRV; and calculating power of at least one of a plurality of frequency bands by analysis of the HRV spectrum.

Abstract: A method for determining a social relationship includes detecting electrocardiogram (ECG) data from at least two subjects, detecting heart rhythm coherence (HRC) data from the ECG signals of the two subjects, and determining a relationship (intimacy) between the two subjects by comparing the HRC data of the two subjects.

Abstract: Provided are a method and system for non-contact measurement of an electroencephalogram (EEG) spectrum based on pupillary variation. To infer the EEG spectrum from moving images of a subject's pupil, the method includes obtaining moving images of the pupil from the subject, extracting data of pupillary variation from the moving images, extracting a plurality of signals for a plurality of frequency bands based on frequency analysis, and calculating outputs of the plurality of the signals to be used as parameters of a brain-frequency domain.

Abstract: Provided are a method and system for detecting time-domain cardiac information, the method comprising: obtaining moving images of a pupil from a subject; extracting a pupil size variation (PSV) from the moving images; calculating R-peak to R-peak intervals (RRIs) in a predetermined frequency range from the PSV; and obtaining at least one time-domain cardiac parameter by processing the RRIs.

Abstract: Provided are a method and system for noncontact vision-based 3D cognitive fatigue measuring. The method comprises: acquiring pupil images of a subject exposed to visual stimuli; extracting a task evoked pupillary response (TEPR) by using the pupil images; detecting dominant peaks from the TEPR; calculating latency of dominant peaks; and determining cognitive fatigue of the subject by comparing a value of the latency to a predetermined reference value.

Abstract: In accordance with an aspect, there is provided a method for supporting provision of service so that a client terminal is provided with desired service by adaptively modifying a network topology depending on service properties, including (a) when service type information indicating a type of desired service is acquired from the client terminal, and status information indicating status of one or more service provision servers is acquired, acquiring, by a management server, network configuration information as information corresponding to the service type information and the status information with reference to a DB, wherein the network configuration information is required by the client terminal to be provided with the service from a specific service provision server; and (b) transmitting, by the management server, acquired network configuration information to the client terminal, thus supporting network configuration such that the client terminal configures a network based on the network configuration informa

Abstract: A head-mounted device (HMD) for enabling a 3D drawing interaction in a mixed-reality space is provided. The HMD includes a frame section, a rendering unit providing a specified image, a camera unit attached to the frame section to pick up an image for rendering, and a control unit configured to, when the camera unit picks up an image of a specified marker, perform a calibration process based on position information of the image of the marker displayed on a screen of the HMD and to, when there is a motion of an input device for interaction with a virtual whiteboard, obtain position information of an image of the input device displayed on a virtual camera screen based on position information of the whiteboard.

Abstract: Provided is a hand-held type user interface device for providing force feedback to a user according to an interaction with a virtual object or a user at a remote place, which remarkably increases the sense of reality in the interaction with the virtual object without limiting an action of the user by sensing the three-dimensional (3D) position and direction of the device and diversifying a force feedback provided to the user according to an action of the user holding the device.