Abstract: A photoelectric conversion device includes a first substrate and a second substrate. A plurality of photoelectric conversion circuits is disposed on the first substrate. A plurality of floating diffusion circuits, a first switch, and a plurality of amplification transistors are disposed on the second substrate. The plurality of floating diffusion circuits is connected to the plurality of photoelectric conversion circuits. The first switch is configured to connect a first floating diffusion circuit and a second floating diffusion circuit in the plurality of floating diffusion circuits. The plurality of amplification transistors is configured to output signals based on potentials of the plurality of floating diffusion circuits.

Abstract: An information presentation system comprising an obtainment unit obtaining a feature of an object, a specification unit specifying the object from the feature, a display, a storage storing specification information and a communication unit communicating with an external server and obtaining related information of the object is provided. The specification unit specifies the object by searching for the specification information. The specification information includes a plurality of pieces of feature information observation targets and a plurality of pieces of object information which are associated with the plurality of pieces of feature information and related to the observation targets. The display displays the related information. In a case in which the specification unit has specified the object and there is a difference between the related information and the object information, the object information is updated based on the related information.

Abstract: A semiconductor substrate has an internal circuit, a plurality of first pads electrically connected to the internal circuit, and one or a plurality of second pads that have a surface hardness lower than that of the plurality of first pads and are not electrically connected to the internal circuit.

Abstract: An information presentation system comprising an obtainment unit obtaining a feature of an object, a specification unit specifying the object from the feature, a display, a storage storing specification information and a communication unit communicating with an external server and obtaining related information of the object is provided. The specification unit specifies the object by searching for the specification information. The specification information includes a plurality of pieces of feature information observation targets and a plurality of pieces of object information which are associated with the plurality of pieces of feature information and related to the observation targets. The display displays the related information. In a case in which the specification unit has specified the object and there is a difference between the related information and the object information, the object information is updated based on the related information.

Abstract: Provided is a signal processing circuit including: a first terminal to which a control signal including identifier information indicating a control target is input; a determination circuit configured to determine the control target based on the identifier information; and a second terminal that is different from the first terminal. When the determination circuit determines that the control target is the signal processing circuit, the signal processing circuit performs a process in accordance with the control signal. When the determination circuit does not determine that the control target is the signal processing circuit, the signal processing circuit outputs the control signal from the second terminal.

Abstract: A semiconductor device comprising a plurality of photoelectric conversion elements arrayed on a substrate, a readout unit configured to read out signals from the plurality of photoelectric conversion elements, and a light source unit driver configured to drive a light source unit, wherein the plurality of photoelectric conversion elements include a first element configured to receive incident light and a second element configured to be shielded from the incident light, and the light source unit driver drives the light source based on both a signal from the first element and a signal from the second element read out by the readout unit.

Abstract: Provided is a signal processing circuit including: a first terminal to which a control signal including identifier information indicating a control target is input; a determination circuit configured to determine the control target based on the identifier information; and a second terminal that is different from the first terminal. When the determination circuit determines that the control target is the signal processing circuit, the signal processing circuit performs a process in accordance with the control signal. When the determination circuit does not determine that the control target is the signal processing circuit, the signal processing circuit outputs the control signal from the second terminal.

Abstract: A photoelectric conversion device is provided. The device comprises a light receiving element, first and second transimpedance amplifiers configured to receive a signal of the light receiving element and output a voltage, a differential operation amplifier configured to perform a differential amplification for outputs of the first and second transimpedance amplifiers and a switching unit. The switching unit includes an output switching unit configured to switch connections between a first state where the light receiving element and the first transimpedance amplifier are connected and a second state where the light receiving element and the second transimpedance amplifier are connected, and a capacitance adjusting unit connected to an input terminal of each of the first and second transimpedance amplifiers and configured to adjust a capacitance value of the first and transimpedance amplifier and/or a capacitance value of the second transimpedance amplifier.

Abstract: A semiconductor device comprising a plurality of photoelectric conversion elements arrayed on a substrate, a readout unit configured to read out signals from the plurality of photoelectric conversion elements, and a light source unit driver configured to drive a light source unit, wherein the plurality of photoelectric conversion elements include a first element configured to receive incident light and a second element configured to be shielded from the incident light, and the light source unit driver drives the light source based on both a signal from the first element and a signal from the second element read out by the readout unit.

Abstract: A photoelectric conversion device is provided. The device comprises a light receiving element, first and second transimpedance amplifiers configured to receive a signal of the light receiving element and output a voltage, a differential operation amplifier configured to perform a differential amplification for outputs of the first and second transimpedance amplifiers and a switching unit. The switching unit includes an output switching unit configured to switch connections between a first state where the light receiving element and the first transimpedance amplifier are connected and a second state where the light receiving element and the second transimpedance amplifier are connected, and a capacitance adjusting unit connected to an input terminal of each of the first and second transimpedance amplifiers and configured to adjust a capacitance value of the first and transimpedance amplifier and/or a capacitance value of the second transimpedance amplifier.

Abstract: A liquid discharge substrate according to an embodiment of the present invention includes a plurality of heating elements, a plurality of driving elements, a signal supplying unit which supplies a control signal used to control the plurality of driving elements, and a plurality of delay circuits which delay the control signal. A delay amount of a first delay circuit is different from a delay amount of a second delay circuit.

Abstract: A liquid discharge head substrate is provided. The liquid discharge head substrate includes a discharge unit including a discharge element configured to generate energy for discharging a liquid from an orifice and a discharge control circuit configured to control the discharge element, and a first voltage generation circuit configured to supply, to the discharge control circuit, a first driving voltage for driving the discharge control circuit. The discharge unit includes a first node having a voltage correlated with a voltage to be supplied to the discharge element. The first voltage generation circuit controls the first driving voltage based on a comparison result of the voltage of the first node and a first reference voltage supplied from outside of the liquid discharge head substrate.

Abstract: A liquid discharge head substrate is provided. The liquid discharge head substrate includes a discharge unit including a discharge element configured to generate energy for discharging a liquid from an orifice and a discharge control circuit configured to control the discharge element, and a first voltage generation circuit configured to supply, to the discharge control circuit, a first driving voltage for driving the discharge control circuit. The discharge unit includes a first node having a voltage correlated with a voltage to be supplied to the discharge element. The first voltage generation circuit controls the first driving voltage based on a comparison result of the voltage of the first node and a first reference voltage supplied from outside of the liquid discharge head substrate.

Abstract: A liquid discharge substrate according to an embodiment of the present invention includes a plurality of heating elements, a plurality of driving elements, a signal supplying unit which supplies a control signal used to control the plurality of driving elements, and a plurality of delay circuits which delay the control signal. A delay amount of a first delay circuit is different from a delay amount of a second delay circuit.

Abstract: A light-emitting element driving apparatus comprising a light-emitting element, a driving unit including a control terminal for driving the light-emitting element based on a potential of the control terminal, and a controlling unit including a voltage holding unit, wherein the controlling unit controls the potential of the control terminal such that an emitted light amount approaches a target value and causes the voltage holding unit to hold a voltage corresponding to the potential of the control terminal, when the light-emitting element is in an emitting state, controls the potential of the control terminal to inactivate the driving unit, when setting the light-emitting element in a non-emitting state, and controls the potential of the control terminal by using the voltage of the voltage holding unit, when setting the light-emitting element in the emitting state again.

Abstract: A light-emitting element driving circuit comprising, a light-emitting element, a driving unit which has a control terminal and is configured to drive the light-emitting element according to a potential of the control terminal, a node connected to the control terminal, a monitor configured to monitor an emitted light amount of the light-emitting element, a potential control unit configured to control a potential of the node so that the emitted light amount of the light-emitting element approaches a target value, and an auxiliary potential control unit configured to assist potential control of the node by the potential control unit when a difference between the emitted light amount of the light-emitting element detected by the monitor and the target value is larger than a reference amount.

Abstract: A light-emitting element driving apparatus comprising a light-emitting element, a driving unit including a control terminal for driving the light-emitting element based on a potential of the control terminal, and a controlling unit including a voltage holding unit, wherein the controlling unit controls the potential of the control terminal such that an emitted light amount approaches a target value and causes the voltage holding unit to hold a voltage corresponding to the potential of the control terminal, when the light-emitting element is in an emitting state, controls the potential of the control terminal to inactivate the driving unit, when setting the light-emitting element in a non-emitting state, and controls the potential of the control terminal by using the voltage of the voltage holding unit, when setting the light-emitting element in the emitting state again.

Abstract: A cooling apparatus for an internal combustion engine includes an engine cooling system that includes a water jacket, a radiator, and a circulation passage through which a coolant is circulated between the water jacket and the radiator, wherein the coolant is provided in the engine cooling system; a water pump that forcibly circulates the coolant provided in the engine cooling system when the water pump is operated; a reservoir tank in which the coolant is reserved, and into which gas flows from the engine cooling system while the reserved coolant flows out to the engine cooling system from the reservoir tank; and a forcible introduction portion that forcibly introduces the coolant from the reservoir tank into the engine cooling system before the internal combustion engine is started.

Abstract: A straddle-type vehicle includes a canister that is arranged to be warmed up during an operation of an engine and is arranged to be cooled down during a stop of the engine. In the straddle-type vehicle, a fuel tank is arranged over an engine, at least a portion of a carburetor that constitutes a throttle body is arranged below the fuel tank and behind a cylinder and a cylinder head, and at least a portion of a canister is arranged between the fuel tank and the cylinder head.

Abstract: An engine coolant amount determining apparatus includes an electric water pump that can be operated intermittently while an engine is running, and a coolant temperature detecting means for detecting the temperature of coolant at a location higher than the water pump. The engine coolant amount determining apparatus also includes determining means for determining that the amount of coolant is equal to or less than a predetermined amount when the degree of change in the coolant temperature detected by the coolant temperature detecting means when the water pump is operated intermittently is large.