Abstract: Disclosed is a method and apparatus for transmitting or receiving a control channel in a communication system. A method for transmitting control information by a base station includes: configuring a control resource set including a plurality of REGs; interleaving, on a frequency axis, the plurality of REGs included in the control resource set; configuring an REG pool including at least two interleaved REGs; configuring at least one CCE in the REG pool; and transmitting control information through a search space configured by the at least one CCE. Therefore, the present invention can improve performance of a communication system.

Abstract: Disclosed is an apparatus based on wireless optical communication, which may include: a light source outputting light; an optical circulator outputting the light in at least one direction; a collimator converting and outputting the light output through the optical circulator into a parallel beam; an optical regulator reflecting the light converted into the parallel beam, and transferring the reflected light to an external apparatus, and receiving the reflected light from the external apparatus, the reflected light being light output by reversely reflecting the light by the external apparatus; an optical detector converting the reflected light into an electric signal to generate an optical signal; and a controller analyzing the optical signal and acquiring an intensity of the reflected light, and calculating central coordinate information of the external apparatus based on the intensity value of the reflected light.

Abstract: A method and apparatus for transmitting or receiving a control channel in a communication system. A method for transmitting control information by a base station includes: configuring a control resource set including a plurality of REGs; interleaving, on a frequency axis, the plurality of REGs included in the control resource set; configuring an REG pool including at least two interleaved REGs; configuring at least one CCE in the REG pool; and transmitting control information through a search space configured by the at least one CCE. Therefore, the present invention improves performance of a communication system.

Abstract: Provided is an electronic apparatus of performing communication through a communication system implemented using a plurality of relays, the electronic apparatus including a beam shaping module that shapes a beam for transmitting and receiving data, an antenna aligned to transmit and receive a beam shaped by the beam shaping module, a transceiver for transmitting and receiving the data in relation to another electronic apparatus through the antenna, and at least one processor configured to determine a beam hopping pattern between the plurality of relays, change a relay, which is used to transmit and receive data in relation to the another electronic apparatus sharing the beam hopping pattern, from a first relay included in the plurality of relays to a second relay included in the plurality of relays based on the beam hopping pattern, and control at least one of the antenna, the beam shaping module and the transceiver to transmit and receive data through the second relay.

Abstract: Disclosed is a communication method of an electronic device. Specifically, the communication method of the electronic device may include receiving, from a plurality of relay devices, a plurality of signals of a downlink associated with a signal of an uplink transmitted by a first electronic device, restoring a plurality of pieces of data with the plurality of signals being processed, and identifying reception data corresponding to transmission data included in the signal with the plurality of pieces of data being multiplexed based on a set multiplexing.

Abstract: A vehicle roof module includes a front support portion extending in the width direction of the vehicle and connecting the upper bodies of the vehicle with each other, a rear support portion extending in the width direction of the vehicle and provided at a rear of the front support portion, and a reinforcing support portion connecting the front support portion and the rear support portion in a longitudinal direction of the vehicle and including an internal pattern, in which the front support portion, the rear support portion, the reinforcing support portion, and the upper bodies of the vehicle are connected to each other to form a load path for a vehicle collision along the internal pattern of the reinforcing support portion.

Abstract: Disclosed is a method for configuring a bandwidth for supporting a broadband carrier in a communication system. An operation method of a base station comprises the steps of: configuring a first bandwidth part and a second bandwidth part for a terminal; configuring a reserved resource for the first bandwidth part in a resource area in which the first bandwidth part and the second bandwidth part overlap; and performing an operation of transmitting or receiving a second data channel, which is scheduled to the second bandwidth part, together with the terminal by using the reserved resource. Therefore, the performance of the communication system can be improved.

Abstract: An anode for a lithium secondary battery includes an anode current collector, a second anode active material layer disposed on the anode current collector and including a second anode active material that includes a graphite-based active material and composite particles, and a first anode active material layer disposed between the anode current collector and the second anode active material layer and including a first anode active material that includes a graphite-based active material and does not include the composite particles. Each of the composite particles includes a carbon-based particle including pores, a silicon-containing coating layer disposed on an inside of the pores of the carbon-based particle or on a surface of the carbon-based particle, and a surface oxide layer disposed on the silicon-containing coating layer and including a silicon oxide.

Abstract: Provided is a nuclear reactor cooling module including: a fluid line for providing a movement path for inert gas into a reactor; an inert salt liquid layer surrounding the reactor; and an inert salt solid layer surrounding the inert salt liquid layer and surrounded by the fluid line.

Abstract: In one example, a semiconductor device can comprise a substrate, a device stack, first and second internal interconnects, and an encapsulant. The substrate can comprise a first and second substrate sides opposite each other, a substrate outer sidewall between the first substrate side and the second substrate side, and a substrate inner sidewall defining a cavity between the first substrate side and the second substrate side. The device stack can be in the cavity and can comprise a first electronic device, and a second electronic device stacked on the first electronic device. The first internal interconnect can be coupled to the substrate and the device stack. The encapsulant can cover the substrate inner sidewall and the device stack and can fill the cavity. Other examples and related methods are disclosed herein.

Abstract: In one example, a semiconductor device can comprise a substrate, a device stack, first and second internal interconnects, and an encapsulant. The substrate can comprise a first and second substrate sides opposite each other, a substrate outer sidewall between the first substrate side and the second substrate side, and a substrate inner sidewall defining a cavity between the first substrate side and the second substrate side. The device stack can be in the cavity and can comprise a first electronic device, and a second electronic device stacked on the first electronic device. The first internal interconnect can be coupled to the substrate and the device stack. The encapsulant can cover the substrate inner sidewall and the device stack and can fill the cavity. Other examples and related methods are disclosed herein.

Abstract: A random access method for a terminal with the processor and the memory to access a low earth orbit satellite network formed by multiple low earth orbit satellites (LEO SAT) includes: the stage where a Deep Reinforcement Learning (DRL) algorithm is applied for a pre-set time to decide which one between the first and the second actions should be performed at every access cycle, and to perform the random access to the low earth orbit satellite network based on the above decision while learning it; and the stage where, according to the learning result of the DRL algorithm performed for above pre-set time, it decides which of the first and the second actions should be chosen when attempting to access the low earth orbit satellite network at a new access cycle and then to perform the random access to the low earth orbit satellite network according to the above choice.

Abstract: Systems, devices, methods, and instructions for transmitting a signal by an electronic apparatus that include generating transmission data and pseudo-random data corresponding to the transmission data, setting a first pseudo time delay interval for the transmission data and a second pseudo time delay interval for the pseudo-random data, acquiring a data signal for transmitting the transmission data to correspond to the first pseudo time delay interval and a pseudo-random signal for transmitting the pseudo-random data to correspond to the second pseudo time delay interval, and transmitting an overlapping signal including the data signal and the pseudo-random signal.

Abstract: The present invention relates to an apparatus for cooling an LCD panel of a 3D printer that transmits the light irradiated from a light source module to the LCD panel and cures a photocurable resin in a water tank to produce a sculpture, the apparatus comprising: a sealed case arranged between the light source module and the LCD panel; and a cooling module installed on one side or lower surface of the sealed case and cooling the air inside the sealed case to cool the LCD panel.

Abstract: A photoresist supplying system includes a pump that includes a first tube phragm that stores a photoresist and a filter that filters the photoresist, a second tube phragm that stores the photoresist and is disposed outside the pump, where the second tube phragm transfers the photoresist to the first tube phragm, a storage unit that stores the photoresist, where the storage unit provides the photoresist to the second tube phragm, and a tube phragm drive unit that is connected to the first tube phragm. The tube phragm drive unit adjusts an interior volume of the first tube phragm and applies a pressure to a flexible outer wall of the first tube phragm to transfer the photoresist from the first tube phragm to a nozzle installed in the chamber. At least a part of the photoresist stored in the first tube phragm is transferred to the second tube phragm.

Abstract: A random access method for a terminal with the processor and the memory to access a low earth orbit satellite network formed by multiple low earth orbit satellites (LE0 SAT) includes: the stage where a Deep Reinforcement Learning (DRL) algorithm is applied for a pre-set time to decide which one between the first and the second actions should be performed at every access cycle, and to perform the random access to the low earth orbit satellite network based on the above decision while learning it; and the stage where, according to the learning result of the DRL algorithm performed for above pre-set time, it decides which of the first and the second actions should be chosen when attempting to access the low earth orbit satellite network at a new access cycle and then to perform the random access to the low earth orbit satellite network according to the above choice.

Abstract: A photoresist supplying system includes a pump that includes a first tube phragm that stores a photoresist and a filter that filters the photoresist, a second tube phragm that stores the photoresist and is disposed outside the pump, where the second tube phragm transfers the photoresist to the first tube phragm, a storage unit that stores the photoresist, where the storage unit provides the photoresist to the second tube phragm, and a tube phragm drive unit that is connected to the first tube phragm. The tube phragm drive unit adjusts an interior volume of the first tube phragm and applies a pressure to a flexible outer wall of the first tube phragm to transfer the photoresist from the first tube phragm to a nozzle installed in the chamber. At least a part of the photoresist stored in the first tube phragm is transferred to the second tube phragm.

Abstract: Disclosed is an apparatus based on wireless optical communication, which may include: a light source outputting light; an optical circulator outputting the light in at least one direction; a collimator converting and outputting the light output through the optical circulator into a parallel beam; an optical regulator reflecting the light converted into the parallel beam, and transferring the reflected light to an external apparatus, and receiving the reflected light from the external apparatus, the reflected light being light output by reversely reflecting the light by the external apparatus; an optical detector converting the reflected light into an electric signal to generate an optical signal; and a controller analyzing the optical signal and acquiring an intensity of the reflected light, and calculating central coordinate information of the external apparatus based on the intensity value of the reflected light.

Abstract: A method of fabricating a semiconductor package includes disposing a preliminary semiconductor package on a stage, the preliminary semiconductor package including a substrate to which a pad part is attached, an interposer disposed on the substrate, and a semiconductor chip disposed between the substrate and the interposer. A bonding tool is disposed on the interposer. The bonding tool includes a first region and a second region outside of the first region. The second region of the bonding tool corresponds to the pad part. The interposer and the substrate are bonded to each other.

Abstract: In one example, a semiconductor device can comprise a substrate, a device stack, first and second internal interconnects, and an encapsulant. The substrate can comprise a first and second substrate sides opposite each other, a substrate outer sidewall between the first substrate side and the second substrate side, and a substrate inner sidewall defining a cavity between the first substrate side and the second substrate side. The device stack can be in the cavity and can comprise a first electronic device, and a second electronic device stacked on the first electronic device. The first internal interconnect can be coupled to the substrate and the device stack. The encapsulant can cover the substrate inner sidewall and the device stack and can fill the cavity. Other examples and related methods are disclosed herein.