Abstract: A substrate processing apparatus includes: a chamber having a processing space; a base arranged inside the processing space and having an internal space; an electrostatic chuck arranged on the base and including a dielectric member having a support surface, at least one heater electrode layer arranged inside the dielectric member and formed of a first material, and at least one resistive layer arranged inside the dielectric member and formed of a second material, wherein a resistance temperature coefficient of the second material is equal to or greater than that of the first material; a control circuit arranged inside the internal space and configured to control power to be applied to the at least one heater electrode layer; and a detection circuit arranged inside the internal space and configured to detect a voltage applied to the at least one resistive layer.

Abstract: A terminal includes: a communication unit configured to perform communication with a base station that can perform transmission and reception using a same time and frequency resource based on configuration of an uplink resource and a downlink resource; and a control unit configured to control an operation of the communication unit based on a gap between a timing of uplink transmission performed in the uplink resource and a timing of downlink reception performed in the downlink resource.

Abstract: A semiconductor device in which a variation of transistor characteristics is small is provided. The semiconductor device includes a transistor. The transistor includes a first insulator, a first oxide over the first insulator, a first conductor, a second conductor, and a second oxide, which is positioned between the first conductor and the second conductor, over the first oxide, a second insulator over the second oxide, and a third conductor over the second insulator. A top surface of the first oxide in a region overlapping with the third conductor is at a lower position than a position of a top surface of the first oxide in a region overlapping with the first conductor. The first oxide in the region overlapping with the third conductor has a curved surface between a side surface and the top surface of the first oxide, and the curvature radius of the curved surface is greater than or equal to 1 nm and less than or equal to 15 nm.

Abstract: A sheet separation device separates a non-bonding portion of a two-ply sheet in which two sheets are overlapped and bonded together at a bonding portion of the two-ply sheet. The sheet separation device includes a winding roller, a conveyance roller pair, and a separation claw. The winding roller rotates and winds the two-ply sheet. The conveyance roller pair conveys the two-ply sheet toward the winding roller. The separation claw is inserted into a gap between the two sheets at a position between the winding roller and the conveyance roller pair. The separation claw is disposed in a space that is bounded by an imaginary plane and includes the winding roller. The imaginary plane passes through a nip of the conveyance roller pair and a winding start position at which the two-ply sheet starts to be wound around the winding roller.

Abstract: A wireless relay device includes: a communication unit configured to relay a downlink wireless signal or an uplink wireless signal; a transmission unit configured to transmit information indicating a capability related to a relay of the downlink wireless signal or the uplink wireless signal; a reception unit configured to receive information indicating an amplification value or transmission power after the relay in accordance with the capability related to the relay; and a control unit configured to perform a control of amplifying the downlink wireless signal or the uplink wireless signal to be relayed, based on the information indicating the amplification value or the transmission power after the relay.

Abstract: A wireless relay device includes: a communication unit configured to relay a downlink wireless signal and an uplink wireless signal: a reception unit configured to receive a signal including control information and identification information for identifying a transmission destination of a signal including the control information in downlink; and a control unit configured to decode the signal including the control information, based on the identification information and perform a control based on the control information.

Abstract: A base station includes: a transmission unit configured to transmit signals that are associated with indexes and that include a synchronization signal and broadcast information to a plurality of wireless relay devices; and a control unit configured to control an operation related to transmission of the signals that are associated with the indexes. The control unit configures the signals that are associated with the indexes based on a number of the plurality of wireless relay devices.

Abstract: A wireless relay device includes: a communication unit configured to relay a downlink wireless signal or an uplink wireless signal; a reception unit configured to receive control information indicating a beam to be applied for each of resources via a downlink; and a control unit configured to determine a beam to be applied to the downlink wireless signal or the uplink wireless signal to be relayed, based on the control information.

Abstract: A wireless relay device includes: a reception unit configured to receive information indicating an activation or deactivation of a communication using relaying by a plurality of wireless relay devices from a base station, another wireless relay device, or a terminal; and a control unit configured to activate or deactivate a relaying function of the wireless relay device itself, based on the information indicating the activation or deactivation. The information indicating the activation or deactivation includes a number of hops in the communication.

Abstract: A wireless relay device includes: a reception unit configured to receive resources of a periodic signal and information related to a beam for each of the resources from a base station or a first wireless relay device; and a transmission unit configured to transmit the periodic signal to which a beam based on the information is applied to a second wireless relay device or a terminal. The transmission unit does not transmit the information related to a beam for each of the resources to the second wireless relay device that is not directly connected to the terminal.

Abstract: A vapor chamber includes a body sheet, and a first sheet stacked on the body sheet. The body sheet includes a vapor flow channel portion through which vapor of a working fluid flows and a liquid flow channel portion which is in communication with the vapor flow channel portion and through which liquid of the working fluid flows. The vapor flow channel portion includes a vapor passage extending in a first direction. The first sheet includes a first sheet inner surface facing the body sheet and a first sheet groove provided in the first sheet inner surface. The first sheet groove is provided at a position of overlapping with the vapor passage in a plan view and extends in a direction intersecting with the first direction.

Abstract: A terminal includes: a reception unit configured to receive a first signal to which a beam from a first wireless relay device is applied and a second signal to which a beam from a second wireless relay device is applied, the beam from the second wireless relay device being different from that for the first signal; and a control unit configured to determine whether or not to simultaneously receive the first signal and the second signal based on a condition.

Abstract: A communication device includes: a communication unit configured to transmit or receive a downlink signal or an uplink signal; and a control unit configured to determine a default beam in a wireless communication. In a case where a beam to be applied to the downlink signal or the uplink signal is changed from the default beam, the control unit changes the beam to be applied to the downlink signal or the uplink signal back to the determined default beam.

Abstract: A semiconductor device in which a variation of transistor characteristics is small is provided. The semiconductor device includes a transistor. The transistor includes a first insulator, a first oxide over the first insulator, a first conductor, a second conductor, and a second oxide, which is positioned between the first conductor and the second conductor, over the first oxide, a second insulator over the second oxide, and a third conductor over the second insulator. A top surface of the first oxide in a region overlapping with the third conductor is at a lower position than a position of a top surface of the first oxide in a region overlapping with the first conductor. The first oxide in the region overlapping with the third conductor has a curved surface between a side surface and the top surface of the first oxide, and the curvature radius of the curved surface is greater than or equal to 1 nm and less than or equal to 15 nm.

Abstract: A wireless relay device includes: a reception unit configured to receive a signal that is associated with an index and that includes a synchronization signal and broadcast information from a base station or a first wireless relay device; and a transmission unit configured to transmit the signal that is associated with the index to a second wireless relay device or a terminal. The reception unit receives first information for transmitting the signal that is associated with the index from the base station or the first wireless relay device, and the transmission unit transmits the signal that is associated with the index and the first information to the second wireless relay device or the terminal based on the first information.

Abstract: A fluid control valve includes a pressing member, a diaphragm member, and a valve seat. The pressing member presses and deforms the diaphragm member into contact with the valve seat. The valve seat includes a first annular valve seat made of fluorine resin and a second annular valve seat made of heat-resistant resin, which are arranged concentrically adjacent to each other. The heat-resistant resin has a higher deflection temperature under load at 1.82 MPa than the fluorine resin, measured according to ASTM D-648.

Abstract: A terminal includes: a communication unit configured to perform a bidirectional communication including downlink and uplink with a base station by using a frequency division duplex; and a control unit configured to control a communication to be performed by using a time division duplex in a case where there are a terminal that supports the frequency division duplex and a terminal that does not support the frequency division duplex in a same communication area.

Abstract: According to one implementation, a drill includes the first cutting edges, the second cutting edges and a deflection reducer. The first cutting edges drill a prepared hole to a workpiece. The first cutting edges are formed in a tip side of the drill. The first point angle and each first relief angle of the first cutting edges continuously or intermittently decrease from the tip side toward a rear end side of the drill. The second cutting edges finish the prepared hole. The second cutting edges are formed at positions away in the rear end side from the first cutting edges. The second cutting edges have the second relief angles at a maximum diameter position. The deflection reducer reduces deflection of the second cutting edges. The deflection reducer is formed between the first cutting edges and the second cutting edges. The deflection reducer is inserted into the prepared hole.

Abstract: A terminal includes: a transmission unit configured to transmit a plurality of types of uplink information to a base station; and a control unit configured to control the uplink information to be transmitted via an uplink shared channel that is periodically scheduled as a resource that can be used for any one of the plurality of types of uplink information.

Abstract: Provided is a frac plug or the like capable of being inserted into a borehole to seal the borehole with high strength, and then quickly disassembled and removed, thereby efficiently producing petroleum. A frac plug according to the present embodiment has a member made of a magnesium (Mg) alloy. The member has a multi-phase structure including a first phase, which is a matrix phase, and a second phase present in the first phase. In the multi-phase structure, the second phase is distributed in a substantially striped pattern in the first phase in a first cross section perpendicular to a second direction of the frac plug, and distributed in a substantially mesh-like pattern in the first phase in a second cross section perpendicular to a first direction of the frac plug.