Abstract: A rare earth aluminate sintered compact including rare earth aluminate phosphor crystalline phases and voids, wherein an absolute maximum length of 90% or more by number of rare earth aluminate phosphor crystalline phases is in a range from 0.4 ?m to 1.3 ?m, and an absolute maximum length of 90% or more by number of voids is in a range from 0.1 ?m to 1.2 ?m.

Abstract: A communication device may include a controller. The controller may be configured to, in a case where a process executing instruction is sent to a notification server from a terminal device, receive a process executing notification from the notification server, and in a case where the process executing notification is received from the notification server, execute a predetermined process. The process executing notification may be received by operating in parallel in a first mode and a second mode. In the first mode, the process executing notification may be received by sending a polling signal to the notification server. In the second mode, the process executing notification may be received by establishing a connection of server-push type between the communication device and the notification server.

Abstract: A power amplifier circuit includes external input and output terminals; a first power amplifier with first input and output terminals, the first input terminal being connected to the external input terminal, the first output terminal being connected to the external output terminal; a second power amplifier having second input and output terminals, the second input terminal being connected to the external input terminal, the second output terminal being connected to the external output terminal; a power supply terminal that receives a power supply voltage that is supplied to the first power amplifier and controllably supplied to the second power amplifier; and a switch having first and second terminals, the first terminal being connected to the power supply terminal, the second terminal being connected to the second power amplifier.

Abstract: A power amplifier circuit includes an amplifier transistor having a collector terminal, an emitter terminal, and a base terminal, bias circuits, and a current limiter circuit. The bias circuit includes a constant current amplifier transistor that supplies direct-current bias current from an emitter terminal to the base terminal. The current limiter circuit includes a current limiting transistor an emitter terminal of which is connected to the bias circuit, a resistive element connected between the current limiting transistor and a power supply terminal, and a resistive element connected between the current limiting transistor and the constant current amplifier transistor. The bias circuit includes a constant current amplifier transistor that supplies direct-current bias current i3 from an emitter terminal to the base terminal.

Abstract: A radio-frequency module includes a module substrate, a carrier amplifier and a peak amplifier, a transformer, and a phase adjustment circuit. The carrier amplifier and the peak amplifier are included in a semiconductor IC. One end of an input-side coil is connected to an output terminal of the carrier amplifier. One end of the output-side coil is connected to a signal output terminal.

Abstract: A radio frequency circuit includes a carrier amplifier, a peak amplifier, a transformer, and an impedance converting circuit. One end of an input coil is connected to an output of the carrier amplifier, one end of an output coil is connected to an output terminal. The impedance converting circuit includes main and auxiliary lines. One end of the main line is connected to an output of the peak amplifier, and the other end of the main line is connected to the other end of the input coil. One end of the auxiliary line is connected to the one end of the main line, and the other end of the auxiliary line is connected to ground. A first direction from the one end to the other end of the main line, and a second direction from the other end to the one end of the auxiliary line (302) are the same.

Abstract: A radio frequency circuit includes carrier amplifiers and peak amplifiers, transformers, a signal output terminal connected to a first end of an output-side coil, an LC series circuit, and a capacitor. An input-side coil is connected, at its first end, to the carrier amplifier, and is connected, at its second end, to the carrier amplifier. An input-side coil is connected, at its first end, to the peak amplifier, and is connected, at its second end, to the peak amplifier. The LC series circuit is connected between the peak amplifier and the ground. The capacitor is connected to a second end of the output-side coil and a first end of an output-side coil. The output-side coil is connected, at its second end, to the ground.

Abstract: A sintered body includes an aluminum oxide phase and crystal agglomerated particles containing a rare earth aluminate fluorescent material crystal phase, wherein the aluminum oxide phase is disposed around the crystal agglomerated particles. A method for producing a sintered body includes: providing a first mixture obtained by wet mixing raw materials and then drying; dry mixing the first mixture and aluminum oxide particles; molding a mixture obtained by dry mixing the first raw material mixture and the aluminum oxide particles; and calcining a molded body obtained by molding the mixture.

Abstract: A data management system that enables appropriate management of data in offices is provided. A data management system including one or more server devices provided in each of a plurality of offices, in which: when receiving a request for data of another office from a client terminal, a setting unit sets information indicating acquisition of data of the other office in setting information; and an acquisition unit acquires the data of the other office from the server device in the other office according to the setting information in which a change is detected by a monitoring unit.

Abstract: [Object] To provide a transducer capable of providing a high degree of freedom in deformation and suppressing a risk of breakage and a method of producing the transducer. [Solving Means] In order to achieve the above-described object, a transducer according to an embodiment of the present technology includes an elastomer. The elastomer extends along a predetermined axis direction, and has both end portions in which at least two electrodes having followability are disposed on both sides around a predetermined axis in the predetermined axis direction, the both end portions being elongated to be folded in a direction perpendicular to the predetermined axis. This makes it possible to provide a high degree of freedom in deformation and to suppress a risk of breakage.

Abstract: A rare earth aluminate sintered compact including rare earth aluminate phosphor crystalline phases and voids, wherein an absolute maximum length of 90% or more by number of rare earth aluminate phosphor crystalline phases is in a range from 0.4 ?m to 1.3 ?m, and an absolute maximum length of 90% or more by number of voids is in a range from 0.1 ?m to 1.2 ?m.

Abstract: A communication device may include a controller. The controller may be configured to, in a case where a process executing instruction is sent to a notification server from a terminal device, receive a process executing notification from the notification server, and in a case where the process executing notification is received from the notification server, execute a predetermined process. The process executing notification may be received by operating in parallel in a first mode and a second mode. In the first mode, the process executing notification may be received by sending a polling signal to the notification server. In the second mode, the process executing notification may be received by establishing a connection of server-push type between the communication device and the notification server.

Abstract: A printer includes a print engine and a controller. The controller is configured to cause the printer to perform: in response to image data being transmitted from a terminal to a server, receiving print data to be used in printing from the server, the image data representing a target image to be printed, the terminal being different from the printer; in response to receiving the print data from the server, transmitting a first notification to the server prior to completion of the printing of the target image, the first notification indicating that the printing of the target image has been completed; subsequent to the transmission of the first notification to the server, detecting a specific input; and in response to detecting the specific input, causing the print engine to perform the printing of the target image.

Abstract: A printer may include a controller configured to: in a case where a predetermined instruction is obtained from a user under a situation where a service state of the printer for receiving a print job providing service from a server is a disabled state, shift the service state from the disabled state to an enabled state; in a case where a registration instruction to register printer information related to the printer in the server is obtained, send the printer information to the server; in a case where the registration instruction is obtained under the situation where the service state is the disabled state, shift the service state from the disabled state to the enabled state without obtaining the predetermined instruction from the user.

Abstract: An image processing device may include a controller configured to, in a case where a disabling instruction to cause a service state to shift to a disabled state is obtained under a situation where the service state is an enabled state, shift the service state from the enabled state to the disabled state, and in the case where the disabling instruction is obtained under the situation where the service state is the enabled state, send an acceptance stop instruction to a server. The acceptance stop instruction may be an instruction to cause the server to stop acceptance of a job sending request.

Abstract: A rare earth aluminate sintered body includes crystal agglomerated particles containing a rare earth aluminate fluorescent material crystal phase, and a rare earth aluminate crystal phase having a refractive index different from that of the rare earth aluminate fluorescent material crystal phase, wherein the rare earth aluminate crystal phase is arranged around the crystal agglomerated particles.

Abstract: A substrate processing method according to an embodiment of the present disclosure includes a step of holding a substrate by a substrate holding unit (31) which is rotatable, a step of arranging a top plate portion (41) above the substrate, a step of supplying a processing liquid to the substrate, and a step of supplying a rinsing liquid (Lr) between the substrate and the top plate portion (41) to wash the substrate and the top plate portion (41) with the rinsing liquid (Lr).

Abstract: A specific communication device may include a controller configured to, in a case where a first registration instruction according to a registration program and first authentication information are received from a first terminal device comprising the registration program, send a first registration request including specific identification information for identifying the specific communication device and the first authentication information to a predetermined server, in a case where a second registration instruction not according to the registration program is received from a second terminal device, send an authentication information request to the predetermined server, in a case where the authentication information request is sent to the predetermined server, receive second authentication information from the predetermined server, and in a case where the second authentication information is received from the predetermined server, send a second registration request including the specific identification informa

Abstract: An image processing device may include a controller configured to, in a case where a disabling instruction to cause a service state to shift to a disabled state is obtained under a situation where the service state is an enabled state, shift the service state from the enabled state to the disabled state, and in the case where the disabling instruction is obtained under the situation where the service state is the enabled state, send a first event deletion instruction to a server. The first event deletion instruction may be an instruction to delete, from an event which is to be notified to the image processing device, an acceptance of a job sending request by the server.

Abstract: A substrate processing method according to an embodiment of the present disclosure includes a step of holding a substrate by a substrate holding unit (31) which is rotatable, a step of arranging a top plate portion (41) above the substrate, a step of supplying a processing liquid to the substrate, and a step of supplying a rinsing liquid (Lr) between the substrate and the top plate portion (41) to wash the substrate and the top plate portion (41) with the rinsing liquid (Lr).