Abstract: An ultrasonic probe, from which heat generated in an integrated circuit which is bonded to a cMUT is released, is provided. The ultrasonic probe includes a transducer which is configured to generate ultrasound radiation, an integrated circuit which is installed on the rear surface of the transducer, a printed circuit board which is installed on the rear surface of the integrated circuit and has an opening via which the rear surface of the integrated circuit is at least partially exposed, a heat spreader which has a protrusion inserted into the opening of the printed circuit board and is configured to absorb heat generated in the integrated circuit, and a heat dissipation module which is configured to release heat absorbed by the heat spreader to the outside.

Abstract: A jig includes a wafer including an accommodation groove configured to accommodate a capacitive micromachined ultrasonic transducer (cMUT) when flip chip bonding is performed, and a separation groove formed in a bottom surface of the accommodation groove, the separation groove having a bottom surface that is spaced apart from thin films of the cMUT that face the bottom surface of the separation groove when the cMUT is seated on portions of the bottom surface of the accommodation groove.

Abstract: Provided is a portable ultrasonic probe including a main body comprising a transducer configured to generate an ultrasonic wave, and a folder part comprising a display and rotatably coupled to an end portion of the main body, wherein the main body further comprises an analog to digital (AD) converter and a beamformer, the AD converter and the beamformer being provided in a chip.

Abstract: A portable ultrasonic probe includes a main body including a transducer to generate an ultrasonic wave and a folder portion including a display portion and pivotally coupled to an end portion of the main body, the main body includes a first heat radiation module configured to absorb and emit heat generated by the transducer, and the folder portion includes a second heat radiation module thermally coupled to the first heat radiation module when the folder portion is in a first position and configured to emit heat transmitted from the first heat radiation module.

Abstract: Disclosed herein is an ultrasonic probe capable of emitting heat generated by a transducer outside the ultrasonic probe using a heat radiation plate. The ultrasonic probe includes a transducer configured to generate an ultrasonic wave, a heat spreader provided on a surface of the transducer, the heat spreader being configured to absorb heat generated by the transducer, at least one heat radiation plate which contacts at least one side of the heat spreader, and at least one board installed on the at least one heat radiation plate so as to transfer heat generated by the at least one board to the at least one heat radiation plate.

Abstract: A transducer module includes a curved surface frame which is formed from a flexible material in a curved shape and includes a front surface and a rear surface; a transducer which is disposed on the front surface; and a support frame which is mounted on the rear surface and supports the curved surface frame.

Abstract: A jig includes a wafer including an accommodation groove configured to accommodate a capacitive micromachined ultrasonic transducer (cMUT) when flip chip bonding is performed, and a separation groove formed in a bottom surface of the accommodation groove, the separation groove having a bottom surface that is spaced apart from thin films of the cMUT that face the bottom surface of the separation groove when the cMUT is seated on portions of the bottom surface of the accommodation groove.

Abstract: A method and apparatus for performing three-dimensional (3D) ultrasound volume scanning by using a two-dimensional (2D) transducer array, in which a plurality of transducer elements are two-dimensionally arranged, including applying at least two codes which are orthogonal to each other to at least one one-dimensional (1D) transducer array which is included in the 2D transducer array, the 1D transducer array having transducer elements which are arranged linearly from among the plurality of the transducer elements; obtaining signals which respectively correspond to the codes which are orthogonal to each other from signals which are reflected by a target object and received by the plurality of transducer elements; and generating image data regarding the target object by using the obtained signals.

Abstract: An ultrasonic probe, from which heat generated in an integrated circuit which is bonded to a cMUT is released, is provided. The ultrasonic probe includes a transducer which is configured to generate ultrasound radiation, an integrated circuit which is installed on the rear surface of the transducer, a printed circuit board which is installed on the rear surface of the integrated circuit and has an opening via which the rear surface of the integrated circuit is at least partially exposed, a heat spreader which has a protrusion inserted into the opening of the printed circuit board and is configured to absorb heat generated in the integrated circuit, and a heat dissipation module which is configured to release heat absorbed by the heat spreader to the outside.

Abstract: An apparatus for driving a two-dimensional transducer array, a medical imaging system and a method of driving a two-dimensional transducer array are provided. An apparatus for driving a two-dimensional (2D) transducer array including one or more transducers includes one or more drivers configured to respectively drive the transducers, each of the drivers including a register, a comparator, a pulse frequency setter, a multi-pulse controller, a transmission signal generator, a signal transceiver, a transmission and reception switch, and a reception signal amplifier, and a driving controller configured to control the drivers.

Abstract: A beamforming method includes generating a control signal for implementing a delay time for each of a plurality of transducers of each of a plurality of two-dimensional (2D) transducer-arrays, transmitting the control signal to a plurality of driving units respectively corresponding to the plurality of 2D transducer-arrays via an interposer that electrically connects the plurality of 2D transducer-arrays to each other, and driving each 2D transducer-array of the plurality of 2D transducer-arrays with a corresponding driving unit of the plurality of driving units according to the control signal transmitted via the interposer.

Abstract: A high power ultrasonic transducer includes a first ultrasonic transducer cell and at least one second ultrasonic transducer cell disposed on the first ultrasonic transducer cell. The at least one second ultrasonic transducer cell oscillates together with the first ultrasonic transducer cell.

Abstract: A diagnosis system, a medical image system, and a method of displaying a diagnosis image are provided. The diagnosis system includes a probe including a plurality of sub-arrays, each of the sub-arrays including at least one line of array transducers, the array transducers being configured to transmit and receive signals to and from a subject being diagnosed, and a hybrid beamformer configured to perform analog beamforming in a direction in which the sub-arrays are arranged, and perform digital beamforming in a direction perpendicular to the direction in which the sub-arrays are arranged.

Abstract: An ultrasonic transducer cell, an ultrasonic transducer channel, and an ultrasonic transducer including the ultrasonic transducer channel are provided. The ultrasonic transducer cell includes a substrate, at least three columns arranged on the substrate at regular intervals, and a thin film arranged on the at least three columns.

Abstract: A portable apparatus includes a main body having at least one electric part, a heat transmitter mounted to the main body for connection with the electric part, a connection member connected to the heat transmitter and having a first connection part accessible from outside of the portable apparatus and which emits a driving heat transmitted from the heat transmitter, and a detachable accessory device which is disposed in contact with the first connection part. Accordingly, a driving heat generated inside the main body of the portable apparatus can be emitted to the outside, passing through the heat transmitter and the connection member in sequence, thereby improving cooling efficiency of the portable apparatus.

Abstract: A high power ultrasonic transducer includes a first ultrasonic transducer cell and at least one second ultrasonic transducer cell disposed on the first ultrasonic transducer cell. The at least one second ultrasonic transducer cell oscillates together with the first ultrasonic transducer cell.

Abstract: A resonator which is capable of modulating frequencies has a main body having a vibrating body and an elastic supporting body supporting the vibrating body and a frequency modulating unit having a movable contacting part that is movable between a first position away from the elastic supporting body and a second position which is contactable with the elastic supporting body. Since there is a variable vibration length of the elastic supporting body during vibration of the vibration body by the contact between the contacting part and the elastic supporting body, it is possible to change the frequency of vibration extracted from the resonator, when it is necessary.

Abstract: A portable apparatus includes an apparatus body including a first main body having therein a plurality of electric parts, and a second main body connected to the first main body to open and close a part of a surface of the first main body; a radiation member mounted in the second main body; and a heat transmitter mounted in the first main body to be connected with the electric parts at one side and contacted with the radiation member when the first main body is opened by operating the second main body. Since the radiation member is mounted to the second main body that does not frequently contact with a user during use of the portable apparatus, cooling of the portable apparatus can be efficiently performed.

Abstract: The present invention relates to an apparatus for maintaining freshness by applying a displacement current. Application of the displacement current to an object of preservation interrupts an ion channel of a living microorganism present in the object of preservation, thereby preventing the microorganism from proliferating and subsequently maintaining the freshness of the object of preservation. The apparatus for maintaining freshness by applying a displacement current includes: a displacement current control unit which regulates the displacement current at less than 1 A and less than 3 GHz; and a displacement current applying unit, comprising a first electrode, and a second electrode which faces the first electrode.

Abstract: A refrigeration and freezing control system and method thereof, which stores an object for preservation without quality deterioration for a long period, and which controls a supercooling or maintains freshness by controlling a frequency range. The refrigeration and freezing control system includes an electrode module having an anode and a cathode which faces the anode, and an electric field applying module which applies a voltage to the anode and the cathode, which generates an electric field having at least two frequency ranges between the anode and the cathode, and controls a frequency range of the applied voltage.