Abstract: A method of modeling a radio wave environment, the method being executed by a radio wave environment modeling apparatus using a group of intelligent robots includes measuring an intensity of radio waves received from at least one follower robot; measuring a distance between the at least one follower robot and a leader robot that belongs to the group of intelligent robots; and estimating an environment parameter using a wave model. Further, the method includes classifying the environment parameter estimated from at least one lattice by comparing the estimated environment parameter with predetermined environment parameters; and analogizing an intensity of radio waves of the at least one follower robot that are received from the at least one lattice.

Abstract: The present invention relates to an apparatus and method for designing a display for user interaction. The proposed apparatus includes an input unit for receiving physical information of a user and a condition depending on a working environment. A space selection unit selects an optimal near-body work space corresponding to the condition received by the input unit. A space search unit calculates an overlapping area between a viewing frustum space, defined by a relationship between a gaze of the user and an optical system of a display enabling a 3D image to be displayed, and the optimal near-body work space selected by the space selection unit. A location selection unit selects a location of a virtual screen based on results of calculation. An optical system production unit produces an optical system in which the virtual screen is located at the location selected by the location selection unit.

Abstract: Disclosed herein is a programmable sensor networking apparatus. In accordance with an embodiment, the sensor networking apparatus includes a gateway for receiving application service information from an application, generating information to be processed by each sensor node based on the received application service information, and transmitting the generated information to each sensor node, and one or more sensor nodes for receiving the information to be processed from the gateway, and processing the received information.

Abstract: Disclosed is a power management apparatus and a multi-source energy harvesting system using the apparatus, which manage power supplied by individual harvesting sources without wasting the power, thus efficiently distributing the power to a battery. The power management apparatus includes a plurality of comparison units configured to compare voltages of storage devices respectively connected to output terminals of a plurality of harvesting power sources with a preset threshold voltage. A control unit is configured to control an operation of the power management apparatus. A plurality of switching units are installed between the storage devices and a battery and are configured to be turned on/off in response to switching control signals output from the control unit and to form power transmission paths between corresponding storage devices and the battery. The control unit generates and provides the switching control signals based on output signals of the comparison units.

Abstract: An integration network device and a service integration method thereof are provided. The integration network device receives a connecting request from the VDI user device. The integration network device establishes a connection between the VDI user device and the first management network device according to the connecting request. The integration network device determines that the first management network device fails the connection according to a first management information of the first management network device. The integration network device routes the VDI user device to the second management network device according to a second management information of the second management network device.

Abstract: The method includes, receiving a content request message from a user terminal, comparing a batching window value and a timer value in session information when there is session information corresponding to received content, and transmitting a content response message including an address of a stored surrogate server to the user terminal when the timer value is less than the batching window value. In addition, the method includes, receiving a request message for requesting the same content from another user terminal, and transmitting the content response message including address information of the same surrogate server to another user terminal when the timer value is less than the batching window value. Therefore, since more channels can be assigned to one surrogate server, it is possible to decrease data transmission costs of the surrogate server.

Abstract: Disclosed is a multi-channel receiver optical sub assembly. The a multi-channel receiver optical sub assembly includes: a multi-channel PD array, in which a plurality of photodiodes (PDs) disposed on a first capacitor, and including receiving areas disposed at centers thereof and anode electrode pads arranged in an opposite direction at an angle of 180 degrees based on the receiving areas between the adjacent PDs is monolithically integrated; a plurality of transimpedance amplifiers (TIAs) arranged on a plurality of second capacitors, respectively, and connected with the anode pads of the respective PDs through wire bonding; a submount on which the first capacitor.

Abstract: An Automotive Open System Architecture (AUTOSAR)-based communication method and communication apparatus. According to an exemplary embodiment, the AUTOSAR-based communication method may filter input data, using a data range filter, a first valid data filter, or a second valid data filter, in order to decrease the length of an interrupt operation, and improve processing speed of an overall application system.

Abstract: A pulsating multi-pipe heat pipe having its metal pipes arranged in-parallel and bent in snake-shaped loop, is capable of making the working fluid flow through the pulsating multi-pipe heat pipe, enhance the pressure difference therein so as to improve its heat-dissipating effect and successfully overcome the problems of horizontal action when the heat pipe is laid in horizontal position. This is done by attaching at least a chambered connector in the metal pipes having their cross-sectional areas greater than the total cross-sectional areas of the metal pipes or furnishing at least a pair of communicative penetrating holes at the side-by-side adjacent pipe walls making the working fluid create cross-flow within the pulsating multi-pipe heat pipe.

Abstract: An apparatus for an in-vivo power generation comprises a fuel convertor for converting glucose in a fluid to a hydrogen rich, low carbon fuel such as ethanol or methanol by the action of a bioenzyme on the glucose in the CSF. The fluid can be any one of cerebro spinal fluid, urine and glucose solution. The apparatus further comprises a biofuel cell comprising a cathode chamber and an anode chamber with a membrane assembly sandwiched between them. The membrane assembly comprises a cathode, an anode and a proton exchange membrane. The cathode is coated with an enzyme laccase, which enables extraction of oxygen when the fluid is passed through the cathode chamber. The oxygen from the cathode chamber and the hydrogen in the hydrogen rich fuel from the anode chamber diffuses through the proton exchange membrane and reacts at an ionic level to result in water and electrical power.

Abstract: A field emission device may comprise: an emitter comprising a cathode electrode and an electron emission source supported by the cathode electrode; an insulating spacer around the emitter, the insulating spacer forming an opening that is a path of electrons emitted from the electron emission source; and/or a gate electrode around the opening. The electron emission source may comprise a plurality of graphene thin films vertically supported in the cathode electrode toward the opening.

Abstract: Provided are an SNS-based content creating system and method. The SNS-based content creating system includes a terminal configured to share a content creation information or a content correction information with the other terminal through the SNS and a visualization object managing server configured to manage the database, wherein the terminal comprises a user input unit configured to receive text information, a text processor configured to recommend a visualization candidate material for the text information by using a database, a visualization processor configured to create or correct content, based on selection information about the recommended visualization candidate material and a network processor configured to transmit the content to other terminal.

Abstract: An object of this invention is to create an actuator in which the amount of deformation is maintained and no displacement in the reverse direction occurs, even when a constant voltage is continuously applied for a long period of time. As a means for achieving the above object, the invention provides a conductive thin film comprising a polymer gel containing at least one organic molecule selected from the group consisting of electron-donating organic molecules and electron-withdrawing organic molecules, a nano-carbon material, an ionic liquid, and a polymer.

Abstract: The present invention provides a neutron generating device for generating a high neutron flux by forming plasma in a high density in the vicinity of a target and by preventing the target surface from being excessively heated. Magnetic field is formed in the vicinity of the target to generate plasma inside a space, in which the magnetic field is formed so as to produce plasma in a high density in the vicinity of the target, thereby allowing a high neutron flux to be emitted from a target. Also, the present invention prevents the target surface from being excessively heated by producing plasma in pulsed mode and by applying target voltage in pulsed mode and secures a continuous process by adjusting a target bias voltage for targets that have depleted the adsorbed elements during the process to allow re-adsorption.

Abstract: Provided are a method of manufacturing an aluminum-zinc-based alloy sheet using twin-roll casting and an aluminum-zinc-based alloy sheet manufactured thereby. Specifically, a method of manufacturing an aluminum-zinc-based alloy sheet, including preparing a melt by melting elements corresponding to an aluminum alloy including 0.5 wt % to 10 wt % of zinc, inevitable impurities and aluminum as a balance (step 1); and twin-roll casting by introducing the melt prepared in step 1 between a pair of rotating cooling rolls (step 2), and an aluminum-zinc-based alloy sheet manufactured thereby are provided. The present invention may manufacture an aluminum-zinc-based alloy sheet, in which twin-roll casting is known to be difficult due to a wide solid-liquid coexistence region, by twin-roll casting by using cooling rolls having high thermal conductivity and controlling a reduction force by the rotational speed of the rolls.

Abstract: Disclosed is a social network service device. The social network service device includes a message processing unit which receives, from a common smart device, an identifier of a user group which uses the common smart device, and information of a personal smart device which is connected to the common smart device for a multi-screen service, and a social network establishment unit which establishes a social network between common smart devices by modeling a relation between the user group and a user who uses the personal smart device, and a relation between the common smart device and the personal smart device, using the information of the personal smart device, based on the identifier of the user group.

Abstract: A system for detecting a condition of a driver is provided, wherein the system includes a first electrical device, a second electrical device, a regulation unit and an alert unit. The first electrical device detects an initial vehicle angle of a vehicle, the second electrical device detects an initial head angle of the driver and the regulation unit calculates a regulation angle based on the initial head angle and the initial vehicle angle. Additionally, the first electrical device detects a current vehicle angle of the vehicle, the second electrical device detects a current head angle of the driver and the regulation unit calculates a regulated head angle based on the current head angle and the regulation angle. Furthermore, the alert unit calculates a difference value between the regulated head angle and the current vehicle angle and generates a warning message if the difference value is larger than a threshold.

Abstract: The invention provides an agent for improving circadian rhythm comprising cells of lactic acid bacterium or treated product thereof as an active ingredient.

Abstract: The present invention relates to an encoding method and decoding method, and a device using the same. The encoding method according to the present invention comprises the steps of: specifying an intra prediction mode for a current block; and scanning a residual signal by intra prediction of the current block, wherein the step of scanning the residual signal can determine a scanning type for a luminance signal and a chroma signal of the current block according to an intra prediction mode for a luminance sample of the current block.

Abstract: The method provides methods and compositions for treating metabolic disorders such as impaired glucose tolerance, elevated blood glucose, insulin resistance, dyslipidaemia, obesity, and fatty liver.