Abstract: The present disclosure suggests a method for adjusting the size of a contention window of a base station/terminal. The method comprises transmitting a physical downlink shared channel (PDSCH) to a user equipment (UE) through a frequency bandwidth, receiving an acknowledgement/negative-acknowledgement (ACK/NACK) signal for the PDSCH from the UE, and adjusting the contention window based on the ACK/NACK signal, wherein based on the frequency bandwidth overlapping with a plurality of frequency bands, the BS adjusts the contention window for each of the plurality of frequency bands based on the ACK/NACK signal.

Abstract: A method for performing a random access (RA) procedure by a user equipment (UE) in a wireless communication system is provided. The method comprises: selecting a uplink carrier for the RA procedure between a first uplink carrier for a serving cell and a second uplink carrier for the serving cell; and performing a first random access preamble (RAP) transmission for the RA procedure through the selected uplink carrier. Selecting the uplink carrier comprises: selecting the first uplink carrier when a downlink signal quality of the serving cell is less than a first threshold, and selecting one of the first and second uplink carriers randomly when the downlink signal quality of the serving cell is equal to or above the first threshold.

Abstract: Provided is a waveguide including an input end configured to receive an input wave from an outside; a filtering portion configured to change a frequency range of the input wave; an output end configured to output an output wave of which a frequency range is changed from the frequency range of the input wave; and an inner wall controller configured to control a size of an inner wall of the filtering portion such that the frequency range of the input wave changes to the frequency range of the output wave.

Abstract: One embodiment of the present invention relates to a method for UE receiving data in a wireless communication system, the method for receiving data comprising the steps of: receiving control information through a channel through which the control information is delivered; and confirming an information bit which is included in the control information and is related to reserving a resource, wherein the information bit simultaneously indicates whether UE which has transmitted the control information reserves the resource, and if the resource is reserved by the UE, the location of the resource.

Abstract: A connector includes a base member having two or more projections, two or more contacts, a housing holding the contacts and facing the base member, and a cutting portion for cutting the flexible conductor between a pair of contacts to divide the flexible conductor into a pair of flexible conductor pieces, when projections corresponding to the contacts are separately inserted into projection accommodating portions of the contacts together with the flexible conductor, the flexible conductor being arranged between the base member and the housing and extending over the contacts adjacent to each other, the flexible conductor pieces divided by the cutting portion being sandwiched between lateral surfaces of the projections and inner surfaces of the projection accommodating portions of the contacts and coming into contact with the inner surfaces of the projection accommodating portions of the contacts, whereby the contacts are electrically connected to the flexible conductor pieces.

Abstract: A display system includes a continuous flexible display, two book halves, two main display supports, and a movement synchronizing coupling. The two book halves is connected to each other via a hinge mechanism. The hinge mechanism has two hinges, and each hinge is rotatable about respective axis. Each of the two main display supports connects to one of the two book halves and is configured to support the flexible display. The coupling is connected to the two main display supports and rotating about a rotation axis that is parallel to the axis of hinge to enable a synchronized movement of the two main display supports.

Abstract: A method of a user equipment (UE) for constructing a hybrid automatic repeat request acknowledgement (HARQ-ACK) codebook. The method comprises receiving physical downlink control channels (PDCCHs) that convey respective downlink control information (DCI) formats, wherein each DCI format includes a counter field and a slot offset field, receiving physical downlink data channels (PDSCHs) that convey data transport blocks, detecting the DCI formats configuring the received PDSCHs, determining locations for HARQ-ACK bits in a HARQ-ACK codebook based on a value of the slot offset field and a value of the counter field in each detected DCI format, determining a time unit for transmission of the HARQ-ACK codebook based on a value of the slot offset field in each detected DCI format, and transmitting the HARQ-ACK codebook.

Abstract: A cooking apparatus and a method of controlling the cooking apparatus. The cooking apparatus includes a cooking chamber, a rotating plate rotatably installed at a bottom of an inside of the cooking chamber and including a plurality of areas formed on a top surface thereof, and a first heating portion installed in the cooking chamber and configured to supply heat to a first area of the plurality of areas when the first area is moved to a heating position by the rotating plate being rotatably driven.

Abstract: A vertical semiconductor device may include a stacked structure and a plurality of channel structures. The stacked structure may include insulation layers and gate patterns alternately and repeatedly stacked on a substrate. The stacked structure may extend in a first direction parallel to an upper surface of the substrate. The gate patterns may include at least ones of first gate patterns. The stacked structure may include a sacrificial pattern between the first gate patterns. The channel structures may pass through the stacked structure. Each of the channel structures may extend to the upper surface of the substrate, and each of the channel structures may include a charge storage structure and a channel. Ones of the channel structures may pass through the sacrificial pattern in the stacked structure to the upper surface of the substrate, and may extend to the upper surface of the substrate.

Abstract: A method for estimating the distance between device-to-device (D2D) terminals in a wireless communication system according to the present specification, carried out by a first D2D terminal, is characterized by comprising the steps of: receiving, from a second D2D terminal, a particular message comprising first distance information, regarding the differences in distance between the second D2D terminal and at least three reference base stations configured thereby, and second distance information indicating the distances between said at least three reference base stations; measuring the distance to each reference base station; and estimating the distance to the second D2D terminal by means of the measured distance to each reference base station, first distance information and second distance information.

Abstract: Disclosed herein is a refrigerator. The refrigerator includes a main body including a storage compartment. The refrigerator also includes a door configured to open and close the storage compartment. The refrigerator further includes an ice-making compartment disposed in the storage compartment. The refrigerator also includes and a sealing member disposed at the door to apply a sealing force to the ice-making compartment when the door is closed.

Abstract: Pixel electrodes adjacent to each other along a first axis are supplied with pixel potentials having opposite polarities with respect to a potential of a common electrode. The pixel electrode includes straight parts. Electric fields between the straight parts and the common electrode are applied to negative type liquid crystal material. An electric field between the straight parts of the adjacent pixel electrodes is applied to the negative type liquid crystal material. An opposite substrate includes a second region opposed to a first region between the straight parts of the adjacent pixel electrodes. At least a part of visible light transmitted through the first region is transmitted through the second region. Angles of the straight parts with respect to an axis perpendicular to direction of initial alignment of the liquid crystal material have a size of not less than 15° and not more than 30°.

Abstract: An optical demultiplexer is disclosed that separates light including a plurality of wavelengths into light of respective wavelengths. Unit circuits are cascaded in a tree structure. In optical demultiplexer components having the same structure, a combination of arm length differences in waveguide pairs is the same with respect to the N?1 Asymmetric Mach-Zehnder interferometers in which the phase shifters are arranged, where N equals number of 2×2 couplers. In three of the optical demultiplexer components in at least one of the unit circuits, N is three or more. Each of control circuits controls the phase shifters arranged in a corresponding optical demultiplexer component of a corresponding unit circuit in order to increase or decrease a value of a function having, as an argument, a power value acquired by a monitor from among monitors arranged at four optical waveguides at an output side of the corresponding unit circuit.

Abstract: A semiconductor device includes a semiconductor portion, a first insulating film, a second insulating film, a first contact, a second contact, and a gate electrode. The first insulating film is provided on the semiconductor portion. The second insulating film is contacting the first insulating film, is provided on the semiconductor portion, and is thicker than the first insulating film. A through-hole is formed in the second insulating film. The first contact has a lower end connected to the semiconductor portion. The second contact has a lower portion disposed inside the through-hole and a lower end connected to the semiconductor portion. The gate electrode is positioned between the first contact and the second contact, is provided on the first insulating film, and is provided on a portion of the second insulating film other than the through-hole.

Abstract: A backlight unit for a binocular-holographic display device and a holographic display device including the same are provided. The backlight unit includes a light source unit which outputs light, a first beam expansion unit which expands, in a first direction, the light output from the light source unit, a second beam expansion unit which expands, in a second direction perpendicular to the first direction, the light output from the first beam expansion unit, and a beam deflection unit which diffracts light incident on the first beam expansion unit. The holographic display device includes the backlight unit, a field lens, and a spatial light modulator.

Abstract: An exposure apparatus and method. The exposure apparatus includes a control system, light source system, plurality of illumination systems and plurality of projection objective lenses. The light source system is configured to emit a plurality of first illumination beams incident on the illumination systems. Each illumination system includes a variable attenuator and branch energy detector. The branch energy detector is configured to detect an illuminance level of a second illumination beam generated in the corresponding illumination system and feed it back to the control system. The control system is configured to adjust the illuminance levels of the second illumination beams in the respective illumination systems by controlling the respective variable attenuators therein. The exposure apparatus and method have improved exposure performance and allow finer and faster energy adjustments, thus enabling precise control and higher exposure accuracy.

Abstract: A voice synthesis device which includes a database configured to store a voice and a text corresponding to the voice and a processor configured to extract characteristic information and a tone of a first-language voice stored in the database, classify an utterance style of an utterer on basis of the extracted characteristic information, generate utterer analysis information including the utterance style and the tone, translate a text corresponding to the first-language voice into a second language, and synthesize the text, translated into the second language, in a second-language voice by using the utterer analysis information.

Abstract: The present invention provides a scanning driver and an organic light-emitting display using the same. The scanning driver comprises a plurality of cascaded structures receiving signals from a first timing clock line (CK1) and a second timing clock line (CK2) with opposite phases, the cascaded structures successively generating output signals (i.e., scanning signals), wherein each of the cascaded structures comprises: a first transistor, connected to a starting signal line or to a scanning output line of a previous cascaded structure; a second transistor, connected to the second timing clock line and to the scanning output line; a third transistor connected to a high-level power supply VGH; a fourth transistor, connected to a low-level power supply VGL and to an output terminal of the third transistor; a fifth transistor, connected to a high-level power supply VGH and to a scanning output line; and a first capacitor, connected between an output terminal of the first transistor and the scanning output line.