Abstract: A three-dimensional semiconductor integrated circuit device including an inter-die interface is provided. The device includes a top die including a plurality of micro cells provided on a top surface of the top die, a plurality of micro bumps provided on a bottom surface of the top die, and wiring patterns connecting the plurality of micro cells to the plurality of micro bumps; and a bottom die including a plurality of macro cells provided on a top surface thereof, wherein the plurality of macro cells are electrically connected to the plurality of micro bumps, respectively, wherein a size of a region in which the plurality of micro cells are provided is smaller than a size of a region in which the plurality of micro bumps are provided.

Abstract: A reinforcing structure for suspension, includes: a spring seat coupled to a torsion beam and a trailing arm, and configured for supporting a spring; and a shock absorber bracket coupled to the spring seat and the trailing arm, and configured for supporting a shock absorber for damping vibrations of the spring, wherein the shock absorber bracket includes, a side coupling portion coupled to the trailing arm, wherein the side coupling portion is coupled to a side surface of the trailing arm in a width direction (Y) of a vehicle body in a state of being inclined at a predetermined angle with respect to each of a longitudinal direction (X) and a height direction (Z) of the vehicle body.

Abstract: A reinforcing structure for suspension, includes: a spring seat coupled to a torsion beam and a trailing arm, and configured for supporting a spring; and a shock absorber bracket coupled to the spring seat and the trailing arm, and configured for supporting a shock absorber for damping vibrations of the spring, wherein the shock absorber bracket includes, a side coupling portion coupled to the trailing arm, wherein the side coupling portion is coupled to a side surface of the trailing arm in a width direction (Y) of a vehicle body in a state of being inclined at a predetermined angle with respect to each of a longitudinal direction (X) and a height direction (Z) of the vehicle body.

Abstract: Provided is a method and apparatus for determining an operating condition for frequency coexistence and an operating condition determining method includes a method of calculating and transferring an inference-free available frequency and an output level to an existing radio station that operates and needs to be protected or a method of calculating a channel access parameter for sharing a frequency with a heterogeneous device, a network, or a system.

Abstract: A method of generating shared information includes determining an attenuation effect on transmission power of a new radio station due to a reception mask of an existing radio station, calculating an interference effect of the existing radio station due to the new radio station using the attenuation effect, determining a protection domain of the existing radio station according to the interference effect, and generating shared information to be used by the new radio station based on the protection domain, wherein the protection domain is a domain in which a frequency available to the new radio station is restricted.

Abstract: Provided is a method and apparatus for determining an operating condition for frequency coexistence and an operating condition determining method includes a method of calculating and transferring an inference-free available frequency and an output level to an existing radio station that operates and needs to be protected or a method of calculating a channel access parameter for sharing a frequency with a heterogeneous device, a network, or a system.

Abstract: A method of generating shared information includes determining an attenuation effect on transmission power of a new radio station due to a reception mask of an existing radio station, calculating an interference effect of the existing radio station due to the new radio station using the attenuation effect, determining a protection domain of the existing radio station according to the interference effect, and generating shared information to be used by the new radio station based on the protection domain, wherein the protection domain is a domain in which a frequency available to the new radio station is restricted.

Abstract: A resource usage measuring method and an apparatus performing the same. The resource usage measuring method includes measuring a resource usage in a frequency domain based on a demodulation reference signal (DM-RS) transmitted from a base station, and measuring a resource usage in a time domain based on the DM-RS.

Abstract: A transceiving apparatus may comprise a radiator emitting a beam; a receiver receiving a beam; a first sub-reflector which is provided to face the radiator and changes an orbital angular momentum (OAM) mode order of a beam; a second sub-reflector which is provided to face the receiver and changes an OAM mode order of a beam differently from the first sub-reflector; and a main reflector which is provided to face the first sub-reflector and the second sub-reflector.

Abstract: The present disclosure relates to a wireless communication apparatus capable of increasing throughput using MIMO in an LOS environment and a method for the same. A wireless communication apparatus based on the LOS-MIMO technique may comprise a multi-link configuration unit, a frequency response correction unit, a signal compensation unit, and a feedback unit. In the apparatus, an additional LOS-MIMO equalizer is used at the front of an LOS-MIMO estimator and a coding unit in order to compensate in-band frequency characteristics of frequency response characteristics estimated by the LOS-MIMO estimator and a signal channel estimator, whereby the LOS-MIMO estimation performance can be remarkably enhanced. Also, precise separation of multiplexed signals through the above-described LOS equalizer can make it possible to increase transmission capacity by using the LOS-MIMO which can be applied to high-order mode (e.g., over 16 quadrature amplitude modulation (QAM)) digital communications.

Abstract: An electronic device is provided. The electronic device includes: a first board that time-divides each of a plurality of parallel data and generates a plurality of packets corresponding to each time period based on levels of each of the plurality of parallel data included in each time period in order to convert the plurality of parallel data into serial data; and a second board that determines levels of each of the plurality of parallel data in each time period to convert the serial data into the plurality of parallel data when the serial data are received from the first board, in which the first board may convert the data into a first signal or a second signal based on the levels of the data included in each time period in order to generate the packets.

Abstract: An apparatus for orbital angular momentum (OAM) mode combination and an antenna apparatus for multi-mode generation are provided. The apparatus for OAM mode combination includes three input ports configured to receive independent OAM mode signals, four output ports configured to output OAM mode signals with the same or different phase delays; and a circuit element configured to simultaneously combine or distribute the OAM mode signals by controlling phases of output signals output through the four output ports to be different depending on the OAM mode signals received through the input ports.

Abstract: A transceiving apparatus may comprise a radiator emitting a beam; a receiver receiving a beam; a first sub-reflector which is provided to face the radiator and changes an orbital angular momentum (OAM) mode order of a beam; a second sub-reflector which is provided to face the receiver and changes an OAM mode order of a beam differently from the first sub-reflector; and a main reflector which is provided to face the first sub-reflector and the second sub-reflector.

Abstract: Disclosed is a circular array antenna. The circular array antenna includes: an input/output unit receiving electromagnetic waves from a transmitter and distributing the received electromagnetic waves to the antenna; a primary feeder connected with the input/output unit and placed at the center of the circular array antenna; a plurality of secondary feeders radially connected to the primary feeder; a plurality of patch units connected to the respective secondary feeders to generate an electric field radially; and a plurality of length controllers formed at terminals of the respective secondary feeders in a direction to extend the lengths of the respective secondary feeders, of which the lengths are controllable.

Abstract: A multimedia device for effectively managing power consumption thereof based on a handle that is used when moving the multimedia device is provided. The multimedia device includes a display, a handle attached to the multimedia device, a sensor for sensing the state of the handle, a power supplier, and a controller configured to block power being supplied to the display, when a sensing value of the sensor indicates a state in which the handle is used.

Abstract: A display apparatus, a controlling method thereof, and a display system are provided. The display apparatus includes a power supply unit and a processor configured to, in response to AC power being applied through the power supply unit, search a connectable control device, determine a pairing history regarding the searched control device, in response to determining that there is no pairing history regarding the searched control device, boot the display apparatus, and perform pairing with the searched control device.

Abstract: Provided are a multi-input multi-output system which overcomes a disadvantage that optimal receiving performance cannot be maintained according to an installation environment and a performance change of a receiver when a receiving module is configured by using a fixed attenuator and a fixed phase in a line-of-sight multi-input multi-output system configuration and analogously controls an interference removing module of a receiver including a variable attenuator and a phase shifter which are controllable to enhance a receiving performance and increase frequency efficiency, in order to maximize a signal-to-interference ratio of each path and an operating method thereof.

Abstract: An electronic device is provided. The electronic device includes: a first board that time-divides each of a plurality of parallel data and generates a plurality of packets corresponding to each time period based on levels of each of the plurality of parallel data included in each time period in order to convert the plurality of parallel data into serial data; and a second board that determines levels of each of the plurality of parallel data in each time period to convert the serial data into the plurality of parallel data when the serial data are received from the first board, in which the first board may convert the data into a first signal or a second signal based on the levels of the data included in each time period in order to generate the packets.

Abstract: The present invention provides an array antenna apparatus for a rotation mode, a wireless communication terminal, and a method thereof. The apparatus according to the exemplary embodiment includes an antenna array including a plurality of antenna elements; and a control unit which determines an antenna pattern in accordance with a transmission/reception characteristic of a signal and assigns a weight to antenna elements in a position corresponding to the determined antenna pattern on the antenna array to implement a rotation mode antenna based on the antenna element to which the weight is assigned.

Abstract: The present invention relates to a reception apparatus. The reception apparatus includes a plurality of reception antennas; and a signal processing unit configured to use reception characteristic of the plurality of reception antennas, wherein the signal processing unit comprises a channel estimation unit configured to respectively estimate a channel response matrix of each signal received via the plurality of reception antennas, and a coding unit configured to define a coding matrix based on an inverse matrix of the estimated channel response matrix, and to obtain a final output signal corresponding to each reception antenna by applying the coding matrix to each received signal.