Abstract: A lens driving device is provided, including: a cover member; a bobbin installed with at least one lens and having a coil unit arranged on an outer circumferential surface of the bobbin; a magnet arranged at a positon corresponding to that of the coil unit; first and second elastic members, where one end of each of the first and second elastic members may be respectively coupled to an upper surface and a lower surface of the bobbin and supporting movement of the bobbin in an optical axis direction; a detection unit configured to detect movement of the bobbin in a direction parallel to the optical axis direction; a damping member arranged at a connecting portion between the bobbin and the first elastic member; and a support unit provided at at least one of the bobbin and the first elastic member and maintaining an arranged position of the damping member.

Abstract: The present disclosure relates to a micro light emitting diode (LED) display device including a substrate having a plurality of thin film transistors thereon; a plurality of micro light emitting devices (LEDs) on an upper surface of the substrate, the micro LEDs each having a protecting film provided with a first contact hole to expose a portion of an upper surface of a corresponding micro LED; at least one insulating layer covering the micro LED, the insulating layer provided with a second contact hole to expose a portion of the upper surface of the corresponding micro LED; and a connection electrode in the first contact hole and the second contact hole configured to transfer signals to the micro LED, wherein the first contact hole is larger than the second contact hole.

Abstract: Disclosed are a deep body spread microwave hyperthermia device for personal uses and an operation method thereof. The operating method may include generating a control signal to control patches attached to the skin of a user, dividing the control signal into a first signal and a second signal having a phase different from a phase of the first signal, transmitting the first signal and the second signal to patches attached to different positions, among the patches, and producing hyperthermia in a body of the user by radiating radio waves based on the first signal or the second signal received by each of the patches.

Abstract: Provided is a device for microwave hyperthermia that may attach a flexible patch on the skin of a user based on a cross-section of a body tissue of the user, for example, a joint and muscle of a leg and an arm and may emit microwaves towards a plurality of points of the body tissue through the patch. The microwaves emitted toward the body tissue may have the same phase and maximum power. Accordingly, a maximum heat generation point may be generated in an area adjacent to the plurality of points. The device for microwave hyperthermia may move the maximum heat generation point by sequentially changing a phase and a direction of each of the microwaves. The device for microwave hyperthermia may uniformly distribute and maintain heat for treating pain and/or infection over the entire cross-section or a partial area. The device for microwave hyperthermia may be portable.

Abstract: Disclosed are a deep body spread microwave hyperthermia device for personal uses and an operation method thereof. The operating method may include generating a control signal to control patches attached to the skin of a user, dividing the control signal into a first signal and a second signal having a phase different from a phase of the first signal, transmitting the first signal and the second signal to patches attached to different positions, among the patches, and producing hyperthermia in a body of the user by radiating radio waves based on the first signal or the second signal received by each of the patches.

Abstract: An exemplary embodiment of the present invention discloses a microwave signal processing method and apparatus which precisely focus a microwave onto a specific part of a biological tissue and rapidly images a temperature distribution in the biological tissue generated thereby.

Abstract: Provided is a device for microwave hyperthermia that may attach a flexible patch on the skin of a user based on a cross-section of a body tissue of the user, for example, a joint and muscle of a leg and an arm and may emit microwaves towards a plurality of points of the body tissue through the patch. The microwaves emitted toward the body tissue may have the same phase and maximum power. Accordingly, a maximum heat generation point may be generated in an area adjacent to the plurality of points. The device for microwave hyperthermia may move the maximum heat generation point by sequentially changing a phase and a direction of each of the microwaves. The device for microwave hyperthermia may uniformly distribute and maintain heat for treating pain and/or infection over the entire cross-section or a partial area. The device for microwave hyperthermia may be portable.

Abstract: Disclosed is a microwave output method and apparatus for thermotherapy. The microwave output method may include performing a forward analysis using a mapping model corresponding to a target point of an object, performing a reverse analysis based on forward analysis data for the forward analysis, and outputting a signal to the target point from each of a plurality of antennas based on reverse analysis data for the reverse analysis.

Abstract: Disclosed is a transceiver of outputting a microwave signal and a therapy system including the transceiver, the transceiver including a signal attenuator to control an intensity of a microwave signal based on corrected information, a phase shifter to control a phase of the microwave signal based on the corrected information, a signal switch to control a turning-on/off of the microwave signal based on on/off information, a power amplifier to amplify the microwave signal, a detector to calculate a difference between the microwave signal and a result of the amplifying, and a self-monitoring controller to generate the corrected information based on the difference, phase information, and intensity information, output the corrected information to the signal attenuator and the phase shifter, generate the on/off information, and output the on/off information to the signal switch.

Abstract: Provided is an apparatus for reconstructing an image using a microwave. The apparatus includes: a microwave measurement unit configured to obtain a microwave measurement value for a microwave measurement object; and an image reconstruction unit configured to perform an image reconstruction by using the microwave measurement value and shape boundary information of the object.

Abstract: A phase measurement method in a microwave tomography system may include transmitting a first Tx frequency signal, receiving a signal corresponding to the first Tx frequency signal, and measuring a first phase value; transmitting a second Tx frequency signal separated by a predetermined discrete frequency from the first Tx frequency signal, receiving a signal corresponding to the second Tx frequency signal, and measuring a second phase value; calculating a first phase difference based on a difference between the first and second phase values; calculating a second phase difference based on the discrete frequency; and determining an unwrapped phase value through comparison between the first and second phase differences.

Abstract: Provided is an apparatus for reconstructing an image using a microwave. The apparatus includes: a microwave measurement unit configured to obtain a microwave measurement value for a microwave measurement object; and an image reconstruction unit configured to perform an image reconstruction by using the microwave measurement value and shape boundary information of the object.

Abstract: Provided are a method and system for automatically displaying a flight path, a seeding path, and weather data, the system including: an experimental scientist terminal transmitting weather data; a pilot terminal; a terrestrial data processing server transmitting wind field observation data concerning a seeding path; and a portable data processing server that receives and stores weather data from the experimental scientist terminal and constitutes a flight path and a seeding path of an experimental airplane, and a current location of the experimental airplane, thereby transmitting information on the constituted flight path, seeding path, and current location to the experimental scientist terminal and the pilot terminal, the portable data processing server resetting the stored seeding path by control of the experimental scientist terminal based on wind field observation data concerning the seeding path, and storing location information of the experimental airplane by control of the experimental scientist termin

Abstract: According to the exemplary embodiment of the present invention, a microwave tomography apparatus is an apparatus which measures microwave tomograph of a subject which is inserted into a medium container including: a plurality of antennas which is located in the medium container and transmits and receives an electromagnetic wave; a plurality of transceivers which, when a radio wave signal transmitted from one of the plurality of antennas is simultaneously received by the remaining antennas of the plurality of antennas, measures intensity and phase information of the radio wave signal received from the remaining antennas; and a controller which generates an image using the values measured by the plurality of transceivers.

Abstract: A method for reconstructing a dielectric image using electromagnetic waves, comprising: acquiring a measurement value of the electromagnetic waves; generating a matching system matrixes between the meshes; generating a smoothed dyadic Green's function matrix; generating an electromagnetic wave calculation value; calculating a misfit error between the acquired electromagnetic wave measurement value and the generated electromagnetic wave calculation value, and checking whether a change of the calculated misfit error satisfies a predetermined optimization determination condition; updating dielectric parameters at the meshes; and outputting a reconstructed dielectric image in the image reconstruction region.

Abstract: Disclosed is an apparatus and a method for efficiently controlling a temperature, which are capable of minimizing a temperature deviation and decreasing a temperature control time by simultaneously controlling temperatures of matching material used in a microwave imaging system in a main water tank and an auxiliary water tank, and preventing an amplitude and phase information of the microwaves obtained by the microwave imaging system from deteriorating over a lapse of time.

Abstract: An exemplary embodiment of the present invention discloses a microwave signal processing method and apparatus which precisely focus a microwave onto a specific part of a biological tissue and rapidly images a temperature distribution in the biological tissue generated thereby.

Abstract: Provided is an apparatus and method for calibrating acquired scattering data in a three-dimensional (3D) microwave imaging system. A scattering data calibrating method may include acquiring microwave scattering data for each height of a tank containing a target using a microwave transceiving sensor; and calibrating the microwave scattering data based on a variation between a plurality of sets of microwave scattering data. A height of the tank at which the microwave scattering data is to be acquired may be determined based on a height of the microwave transceiving sensor is located in the tank.

Abstract: Provided is an apparatus and method for generating a three-dimensional (3D) shape of an object immersed in a liquid, in which the method may include receiving an image captured by photographing a section contour of the object immersed in a matching solution, generating a 3D shape of the object using the image, wherein the section contour may be formed according to a line laser emitted toward a surface of the object.

Abstract: An apparatus and method of controlling a temperature of a matching material used in an apparatus for generating a tomographic image is disclosed. The method includes measuring a temperature of a matching material in which an object is immersed in an apparatus for measuring a shape of an object, setting a set temperature at which an amplitude and a phase of an electromagnetic wave that passes through the matching material are maintained, based on the measured temperature of the matching material, and controlling the temperature of the matching material to be higher than the set temperature.