Abstract: The disclosure relates to a communication technique and a system for combining a 5G communication system with IoT technology to support a higher data rate after a 4G system. Based on 5G communication and IoT-related technologies, the disclosure may be applied to intelligent services such as smart homes, smart buildings, smart cities, smart or connected cars, healthcare, digital education, retail, and security and safety related services. The disclosure provides a method and apparatus that enable a communication device supporting full duplex to cancel the self-interference signal in the digital domain.

Abstract: An encoding method for encoding input information bits using an encoder implemented with concatenation of a CRC-? coder and a polar coder is provided. The method includes performing Cyclic Redundancy Check (CRC) coding on as many information bits as a determined number of CRC coding bits among input information bits and performing polar coding on the CRC-coded information bits and other information bits than the CRC-coded information bits.

Abstract: Example embodiments relate to a stacking structure having a material layer formed on a graphene layer, and a method of forming the material layer on the graphene layer. In the stacking structure, when the material layer is formed on the graphene layer by using an ALD method, an intermediate layer as a seed layer may be formed on the graphene layer by using a linear type precursor.

Abstract: An encoding method for encoding input information bits using an encoder implemented with concatenation of a CRC-? coder and a polar coder is provided. The method includes performing Cyclic Redundancy Check (CRC) coding on as many information bits as a determined number of CRC coding bits among input information bits and performing polar coding on the CRC-coded information bits and other information bits than the CRC-coded information bits.

Abstract: The present disclosure relates to a method and an apparatus for coding data to be transmitted in a communication system, and more particularly, to a method and an apparatus for generating a sequence for a polar code for use in a communication system and a method and an apparatus for transmitting data using the same. The method according to the embodiment of the present disclosure is a method for transmitting data using a polar code including: generating a single polar code sequence for transmitting the data; coding the data using the generated single polar code sequence; and transmitting the polar-coded data.

Abstract: A heating apparatus including a side wall heat insulator configured to provide an inner space for receiving a reaction tube, an upper wall heat insulator covering a top portion of the side wall heat insulator, a heat generation part in an inner surface of the side wall heat insulator, and a heat compensating part on a lower surface of the upper wall heat insulator, the heat compensating part including a reflection surface in a first region on the lower surface of the upper wall heat insulator, the first region having a first emissivity less than an emissivity of the upper wall heat insulator may be provided.

Abstract: A method for encoding and decoding information data using a polar code is provided. The method for encoding includes segmenting information data into a plurality of first packets, generating a plurality of second packets corresponding to the plurality of first packets by adding a corresponding packet Cyclic Redundancy Check (CRC) code to each of the plurality of first packets, fragmenting each of the plurality of second packets into a plurality of data blocks, polar code encoding each of the plurality of data blocks included in a corresponding second packet of the plurality of second packets, and generating a plurality of third packets corresponding to the plurality of second packets by concatenating each polar code encoded data block included in the corresponding second packet. The method for decoding includes decoding the third packet to obtain the information data based on the method for encoding.

Abstract: Provided is a high-frequency power generator with an enhanced pulse function, which supplies high-frequency power to a plasma load. The high-frequency power generator may include: a rectifier configured to receive AC power and rectify the received AC power; a DC-DC converter configured to adjust an output voltage by switching an output of the rectifier; an RF power amplifier configured to amplify an output of the DC-DC converter, and transfer high-frequency power with a pulse waveform to the plasma load; an RF power controller configured to control the output and pulse waveform of the RF power amplifier; and a DC-DC converter controller configured to receive a pulse signal from the RF power controller, and control a duty ratio of switching elements constituting the DC-DC converter.

Abstract: Disclosed is a method of managing a memory of an electronic device, including: dividing a physical memory into one or more regions including consecutive pages; when there is a memory allocation request of a process or an operating system, allocating a physical memory space to a region including a free page; and configuring a domain by collecting one or more regions having the same characteristic among the regions, to which the memory is allocated.

Abstract: A method for determining a device-to-device (D2D) symbol having orthogonality maintained (hereinafter, a position of the D2D symbol having orthogonality maintained) between single carrier-frequency division multiple access (SC-FDMA) sub-carriers among physical uplink control channel (PUCCH)/D2D signals, a method for determining the power of the symbol having orthogonality maintained, and a method for transmitting additional information in accordance with selective power control is provided.

Abstract: An organic compound represented by Chemical Formula 1 is disclosed. Also a light emitting diode including the organic compound is described.

Abstract: A heating apparatus including a side wall heat insulator configured to provide an inner space for receiving a reaction tube, an upper wall heat insulator covering a top portion of the side wall heat insulator, a heat generation part in an inner surface of the side wall heat insulator, and a heat compensating part on a lower surface of the upper wall heat insulator, the heat compensating part including a reflection surface in a first region on the lower surface of the upper wall heat insulator, the first region having a first emissivity less than an emissivity of the upper wall heat insulator may be provided.

Abstract: A method of manufacturing a pellicle includes forming a membrane on a first surface of a substrate from a chemical reaction in which the substrate serves as a catalyst, forming a protective pattern on a second surface of the substrate, immersing the substrate in an etchant solution, such that a portion of the substrate exposed through the protective pattern is removed to form a frame, and replacing the etchant solution with a solvent.

Abstract: A method and an apparatus for encoding and decoding packets using a polar code is provided. The method includes acquiring a plurality of blocks constituting the packet, extracting a plurality of codeword candidates corresponding to the blocks, selecting some of the codeword candidates in a descending order of posterior probability among the codeword candidates corresponding to the blocks, combining the selected codeword candidates into a plurality of codeword combinations, selecting a codeword combination having the highest posterior probability and passed Cyclic Redundancy Check (CRC) test without error among the plurality of codeword combinations, and decoding the selected codeword combination. The packet encoding and decoding apparatus and method of the present disclosure is capable of encoding and decoding packets in a unit of blocks efficiently.

Abstract: An encoding method for encoding input information bits using an encoder implemented with concatenation of a CRC-? coder and a polar coder is provided. The method includes performing Cyclic Redundancy Check (CRC) coding on as many information bits as a determined number of CRC coding bits among input information bits and performing polar coding on the CRC-coded information bits and other information bits than the CRC-coded information bits.

Abstract: A method and an apparatus are provided for controlling a memory in an electronic device. A kernel of a control unit in the electronic device receives importance information, based on program information, and memory usage, from an Operating System (OS) framework of the control unit. It is determined whether a memory request signal is received at the kernel from the OS framework. The kernel terminates at least one program based on the memory request signal and the importance information, when the memory request signal is received.

Abstract: A method of manufacturing a pellicle includes forming a membrane on a first surface of a substrate from a chemical reaction in which the substrate serves as a catalyst, forming a protective pattern on a second surface of the substrate, immersing the substrate in an etchant solution, such that a portion of the substrate exposed through the protective pattern is removed to form a frame, and replacing the etchant solution with a solvent.

Abstract: Example embodiments relate to methods of doping a 2-dimensional semiconductor. The method includes forming a semiconductor layer on a substrate, implanting ions into the semiconductor layer, forming a doped layer formed of a 2-dimensional semiconductor layer or an organic semiconductor layer on the semiconductor layer, and doping the doped layer by diffusing the ions of the semiconductor layer into the doped layer through annealing the substrate.

Abstract: Provided are graphene transistors having a tunable barrier. The graphene transistor includes a semiconductor substrate, an insulating thin film disposed on the semiconductor substrate, a graphene layer on the insulating thin film, a first electrode connected to an end of the graphene layer, a second electrode that is separate from an other end of the graphene layer and contacts the semiconductor substrate, a gate insulating layer covering the graphene layer, and a gate electrode on the gate insulating layer, wherein an energy barrier is formed between the semiconductor substrate and the graphene layer.

Abstract: A direct current (DC) power supply apparatus includes an input unit configured to receive an outside DC power; a plurality of polarity correction units configured to correct the polarity of the outside DC power; a plurality of switch units installed to correspond to each of the plurality of polarity correction units; a detection unit configured to detect a flow of current of the plurality of polarity correction unit; and a control unit configured to determine a polarity correction unit, at which current of DC power flows, among the plurality of correction units based on a detection signal of transmitted from the detection unit, and control the switch unit corresponding to the determined polarity correction unit at an ON position such that the current of DC power flows through the switch unit which is controlled at the ON position.