Abstract: Provided is a crystalline silicon carbide fiber containing silicon carbide, boron nitride, and zirconium carbide and having a content of Si of 64% by weight or more and a content of C of 28% by weight or more, in which the average particle size of SiC crystal grains is 100 nm or more.

Abstract: A terminal device may acquire first connection information including a plurality of parameters, and send the first connection information to a communication device by using a first wireless connection and not via an access point. The first connection information is used in the communication device to execute a process for establishing a wireless connection with a target access point. The terminal device may receive a failure notification indicating that the process has failed from the communication device by using the first wireless connection and not via an access point in a case where the process in the communication device has failed, and display a cause screen indicating that the process has failed due to the specific parameter on a display unit in a case where the failure notification is received from the communication device.

Abstract: A printing apparatus including: a printing unit configured to perform printing on a printing medium; and a controller, wherein the printing apparatus is configured to perform communication with an external mediation apparatus configured to perform communication with a management server via the Internet, and wherein the controller is configured to: switch the printing apparatus to a dormant state in response to a predetermined time having elapsed since a specific operation mechanism of a plurality of operation mechanisms including the printing unit became anon-operating state, the printing apparatus being incapable of performing communication with the external mediation apparatus in the dormant state; execute periodic information processing including at least one of information transmission to the external mediation apparatus and information reception from the external mediation apparatus; and prohibit the switching of the printing apparatus to the dormant state during the executing of the periodic information

Abstract: A crystalline silicon carbide fiber containing silicon carbide and boron nitride, the crystalline silicon carbide fiber having a content of Si of 64% to 72% by weight, a content of C of 28% to 35% by weight, and a content of B of 0.1% to 3.0% by weight, and including, at a surface portion, a composition gradient layer in which a content of silicon carbide increases while a content of boron nitride decreases toward a depth direction.

Abstract: A printing apparatus including: a printing unit configured to perform printing on a printing medium; and a controller, wherein the printing apparatus is configured to perform communication with an external mediation apparatus configured to perform communication with a management server via the Internet, and wherein the controller is configured to: switch the printing apparatus to a dormant state in response to a predetermined time having elapsed since a specific operation mechanism of a plurality of operation mechanisms including the printing unit became anon-operating state, the printing apparatus being incapable of performing communication with the external mediation apparatus in the dormant state; execute periodic information processing including at least one of information transmission to the external mediation apparatus and information reception from the external mediation apparatus; and prohibit the switching of the printing apparatus to the dormant state during the executing of the periodic information

Abstract: A display device, having a screen, a memory device storing a plurality of setup items, and a controller connected with the screen and the memory, is provided. Each of the setup items includes information concerning a setting for a character to be printed on a printable medium. The controller controls the screen to display the character to be printed; a plurality of icons, each of which identifies one of the setup items; and a setup window, in which a subject setup item and one of setting options for the subject setup item are displayed in association with a subject icon identifying the subject setup item among the plurality of icons being displayed. The controller accepts selection of one of the setting options for the subject setup item and designates the accepted one of the setting options to be the setting for the subject setup item.

Abstract: A terminal device may acquire first connection information including a plurality of parameters, and send the first connection information to a communication device by using a first wireless connection and not via an access point. The first connection information is used in the communication device to execute a process for establishing a wireless connection with a target access point. The terminal device may receive a failure notification indicating that the process has failed from the communication device by using the first wireless connection and not via an access point in a case where the process in the communication device has failed, and display a cause screen indicating that the process has failed due to the specific parameter on a display unit in a case where the failure notification is received from the communication device.

Abstract: A display device including a screen; a first display unit to display a character to be printed; a second display unit to display a plurality of icons, each of which identifies one of a plurality of setup items, each of the plurality of setup items being information concerning a setting for the character displayed by the first display unit; a third display unit to display a setup window, through which a setting for a subject setup item being one of the plurality of setup items is designated, in association with a subject icon identifying the subject setup item among the plurality of icons displayed by the second display unit; an accepting unit to accept a setting option for the subject setup item; and a setup unit configured to designate the setting option accepted by the accepting unit to be the setting for the subject setup item, is provided.

Abstract: An image recording system includes a mobile terminal and an image recording apparatus. Having received device-specific information about the mobile terminal through first wireless communication, the image recording apparatus determines whether the image recording apparatus is to communicate with the mobile terminal through second wireless communication. When the image recording apparatus is not to communicate with the mobile terminal through the second wireless communication, the image recording apparatus transmits non-communication information to the mobile terminal through the first wireless communication. When having received the non-communication information through the first wireless communication, the mobile terminal transmits object image data to a server through the second wireless communication or first alternative communication.

Abstract: An illumination apparatus includes light sources; a light guide plate guiding lights from the light sources; a housing holding the light sources and the light guide plate; and an apparatus attachment part. The light sources are arranged around the apparatus attachment part 5, and the light guide plate 3 is provided outside the apparatus attachment part to face the housing and cover a front side of the light sources. The light guide plate includes a main light guide part guiding lights from the light sources toward an outer periphery of the light guide plate and scattering and emitting the lights to a surface of the main light guide part; and an auxiliary light guide part integrated with the main light guide part at an inner peripheral side of the main light guide part and guiding and emitting the lights from the light sources toward the central portion of the housing.

Abstract: A image forming apparatus includes: a motor; a mounting unit for receiving a cartridge including a detection target moved by a rotational driving force of the motor; a printing unit; a detecting unit for detecting the detection target at a detection position on a movement trajectory of the detection target; and a control unit for controlling the motor and the detecting unit. The control unit performs: a rotation control process of: accelerating the motor; rotating the motor at a constant speed in a time period when accelerating a rotational speed of the motor up to a target speed; detecting the detection target by the detecting unit while the motor rotates at the constant speed; and accelerating again the motor after completing the detection; and a determining process of determining a kind and/or a state of the cartridge on the basis of the detection result of the detecting unit.

Abstract: An image recording system includes a mobile terminal and an image recording apparatus. Having received device-specific information about the mobile terminal through first wireless communication, the image recording apparatus determines whether the image recording apparatus is to communicate with the mobile terminal through second wireless communication. When the image recording apparatus is not to communicate with the mobile terminal through the second wireless communication, the image recording apparatus transmits non-communication information to the mobile terminal through the first wireless communication. When having received the non-communication information through the first wireless communication, the mobile terminal transmits object image data to a server through the second wireless communication or first alternative communication.

Abstract: Disclosed is an ultraviolet oxidation device for decompositing organic materials present in water in low energy consumption and low cost, an ultrapure water production device using the same, an ultraviolet oxidation method, and an ultrapure water production method. An ultraviolet oxidation device including: a flow tank 10; photocatalyst fibers 12; an ultraviolet radiating unit 14; and an ultraviolet radiating unit housing unit 16 which is arranged to occupy an entire cross-section of the flow tank intersecting with flowing direction of the water to be processed in the flow tank 10; wherein the ultraviolet radiating unit housing unit 16 is constructed such that the water to he processed flows toward the ultraviolet radiating unit 14 from an upstream side, and after flowing in the housing unit 16, the water to be processed flows out to a downstream side, and is formed of a material that allows the ultraviolet rays from the ultraviolet radiating unit 14 to radiate the photocatalyst fibers 12.

Abstract: A image forming apparatus includes: a motor; a mounting unit for receiving a cartridge including a detection target moved by a rotational driving force of the motor; a printing unit; a detecting unit for detecting the detection target at a detection position on a movement trajectory of the detection target; and a control unit for controlling the motor and the detecting unit. The control unit performs: a rotation control process of: accelerating the motor; rotating the motor at a constant speed in a time period when accelerating a rotational speed of the motor up to a target speed; detecting the detection target by the detecting unit while the motor rotates at the constant speed; and accelerating again the motor after completing the detection; and a determining process of determining a kind and/or a state of the cartridge on the basis of the detection result of the detecting unit.

Abstract: Provided are a high-activity photocatalyst fiber and a production method thereof. The photocatalyst fiber is a silica-based composite oxide fiber including a composite oxide phase of an oxide phase (first phase) mainly including a silica component and a metal oxide phase (second phase) including a metal other than silica, in which the ratio of at least one or more metal elements present in a metal oxide constituting the metal oxide phase (second phase) increases gradiently toward the fiber surface, a metal constituting the metal oxide phase (second phase) is formed in the form of particles, mesopores having an average micropore diameter of 2 nm to 30 nm are formed between the particles from the fiber surface toward the inside of the fiber, and platinum (Pt) particles having an average particle diameter of 0.5 nm to 10 nm are supported inside the mesopores.

Abstract: An illumination apparatus includes light sources; a light guide plate guiding lights from the light sources; a housing holding the light sources and the light guide plate; and an apparatus attachment part. The light sources are arranged around the apparatus attachment part 5, and the light guide plate 3 is provided outside the apparatus attachment part to face the housing and cover a front side of the light sources. The light guide plate includes a main light guide part guiding lights from the light sources toward an outer periphery of the light guide plate and scattering and emitting the lights to a surface of the main light guide part; and an auxiliary light guide part integrated with the main light guide part at an inner peripheral side of the main light guide part and guiding and emitting the lights from the light sources toward the central portion of the housing.

Abstract: A silica base composite photocatalyst that has appropriate water purification capability, inhibiting precipitation of metal oxides; and a process for producing the same. The silica base composite photocatalyst is one composed mainly of a composite oxide phase consisting of an oxide phase (first phase) composed mainly of silica component and a titania phase (second phase) wherein the ratio of presence of the second phase increases aslope toward the surface layer, characterized in that at least one metal oxide selected from among strontium titanate and barium titanate is contained in the second phase.

Abstract: An object is to provide a silica-based composite oxide fiber which is a continuous fiber high in strength and has, in the fiber surface thereof, mesopores each having an appropriate size, and to provide a catalyst fiber, containing the silica-based composite oxide fiber, in which a noble metal catalyst can be selectively carried into its pores, whereby preventing sintering of the noble metal catalyst.

Abstract: A silica base composite photocatalyst that has appropriate water purification capability, inhibiting precipitation of metal oxides; and a process for producing the same. The silica base composite photocatalyst is one composed mainly of a composite oxide phase consisting of an oxide phase (first phase) composed mainly of silica component and a titania phase (second phase) wherein the ratio of presence of the second phase increases aslope toward the surface layer, characterized in that at least one metal oxide selected from among strontium titanate and barium titanate is contained in the second phase.

Abstract: The present invention is characterized in that a base material is coated with a ceramic thin film comprising a composite phase composed of a first phase mainly formed of a silicon ceramic component and a second phase mainly formed of a ceramic component other than the silicon ceramic component of the first phase, in which the amount of fine crystal particles of at least one ceramic component that constitutes the second phase slopingly increases toward a surface layer. According to the present invention, there are provided a ceramic thin film coating material having a slope constitution, which not only has an excellent function such as a photocatalyst function, an electrical function, a thermal catalyst function or a catalyst-supporting function or environment resistance such as oxidation resistance, alkaline resistance or wear resistance but also has excellent dynamic properties, and a process for the production thereof.