Abstract: A method of manufacturing a semiconductor device includes forming a drift layer on a substrate; forming a base layer on the drift layer; forming a trench to penetrate the base layer and to reach the drift layer; rounding off a part of a shoulder corner and a part of a bottom corner of the trench; covering an inner wall of the trench with an organic film; implanting an impurity to a surface portion of the base layer; forming a source region by activating the implanted impurity; and removing the organic film after the source region is formed, in which the substrate, the drift layer, the base layer and the source region are made of silicon carbide, and the implanting and the activating of the impurity are performed under a condition that the trench is covered with the organic film.

Abstract: An electronic device includes: a housing; an electronic component provided inside the housing; and a holding member provided between an inner wall of the housing and the electronic component and configured to hold the electronic component. The holding member is configured to hold a first region of a major surface of the electronic component located on a first end surface side, and the holding member is configured not to hold a second region of the major surface of the electronic component located on a second end surface side opposed to the first end surface side.

Abstract: A SiC semiconductor device includes a reverse type MOSFET having: a substrate; a drift layer and a base region on the substrate; a base contact layer and a source region on the base region; multiple trenches having a longitudinal direction in a first direction penetrating the source region and the base region; a gate electrode in each trench via a gate insulation film; an interlayer insulation film covering the gate electrode and having a contact hole, through which the source region and the base contact layer are exposed; a source electrode coupling with the source region and the base region through the contact hole; a drain electrode on the substrate. The source region and the base contact layer extend along with a second direction perpendicular to the first direction, and are alternately arranged along with the first direction. The contact hole has a longitudinal direction in the first direction.

Abstract: A semiconductor device includes a semiconductor substrate and an electric field terminal part. The semiconductor substrate includes a substrate, a drift layer disposed on a surface of the substrate, and a base layer disposed on a surface of the drift layer. The semiconductor substrate is divided into a cell region in which a semiconductor element is disposed and a peripheral region that surrounds the cell region. The base region has a bottom face located on a same plane throughout the cell region and the peripheral region and provides an electric field relaxing layer located in the peripheral region. The electric field terminal part surrounds the cell region and a portion of the electric field relaxing layer and penetrates the electric field relaxing layer from a surface of the electric field relaxing layer to the drift layer.

Abstract: The silicon carbide semiconductor device includes a substrate, a drift layer, a base region, a source region, a trench, a gate insulating layer, a gate electrode, a source electrode, a drain electrode, and a deep layer. The deep layer is disposed under the base region and is located to a depth deeper than the trench. The deep layer is divided into a plurality of portions in a direction that crosses a longitudinal direction of the trench. The portions include a group of portions disposed at positions corresponding to the trench and arranged at equal intervals in the longitudinal direction of the trench. The group of portions surrounds corners of a bottom of the trench.

Abstract: A saddle seat type fuel-cell electric vehicle includes a motor for driving rear wheels, a secondary battery for supplying electric power to the motor, a carrier for carrying luggage and a seat for supporting an operator, the carrier is located behind the seat and above the rear wheels. The secondary battery includes a plurality of cells each having an elongated boxlike shape, and it is stored in the internal space of the carrier, thereby increasing the flexibility of the layout of the vehicle body. Spacings functioning as air passages are defined between the inner wall of the carrier and the secondary battery. The carrier is formed with air inlet openings for introducing an air flow into the internal space and an air outlet opening for discharging the air flow out of the internal space. The plural cells are arranged adjacent to each other with given intervals on the same plane.

Abstract: An electronic apparatus includes: a housing provided with a first conductive pattern; a substrate provided with a first wiring layer in a surface thereof and fixed to the housing; and a first conductive member connecting the first conductive pattern and the first wiring layer. The first conductive pattern extends onto an outer surface and an inner surface of the housing. The first conductive member is in contact with each of at least a part of the first conductive pattern extending onto the inner surface and an end of the first wiring layer. Alternatively, an electronic apparatus includes: a housing provided with a conductive pattern and having a through part in a frame portion thereof; and a substrate provided with a wiring layer on a surface thereof and having a protruding part and fixed to the housing. The protruding part and the through part are fit. The conductive pattern extends onto an outer surface of the housing and onto an inner surface of the through part.

Abstract: A SiC semiconductor device having a Schottky barrier diode includes: a substrate made of SiC and having a first conductive type, wherein the substrate includes a main surface and a rear surface; a drift layer made of SiC and having the first conductive type, wherein the drift layer is disposed on the main surface of the substrate and has an impurity concentration lower than the substrate; a Schottky electrode disposed on the drift layer and has a Schottky contact with a surface of the drift layer; and an ohmic electrode disposed on the rear surface of the substrate. The Schottky electrode directly contacts the drift layer in such a manner that a lattice of the Schottky electrode is matched with a lattice of the drift layer.

Abstract: In a method of manufacturing a silicon carbide substrate, a defect-containing substrate made of silicon carbide is prepared. The defect-containing substrate has a front surface, a rear surface being opposite to the front surface, and a surface portion adjacent to the front surface. The detect-containing substrate includes a screw dislocation in the surface portion. The front surface of the defect-containing substrate is applied with an external force so that a crystallinity of the surface portion is reduced. After being applied with the external force, the defect-containing substrate is thermally treated so that the crystallinity of the surface portion is recovered.

Abstract: A robot apparatus having a plurality of movable sections includes a motion control section that generates a control signal for the periodic motion of at least part of the movable sections according to the output of an oscillator showing self-oscillation and entrainment characteristics, an environment measuring section that measures the motion according to the control signal for the movable sections or the physical environment at the time of the motion of the movable sections, a periodic oscillator control section that inputs a periodic signal to the oscillator as feedback according to the outcome of the measurement by the environment measuring section and generates an entrainment phenomenon and a non-periodic oscillator control section that inputs a non-periodic or temporary feedback signal to the oscillator.

Abstract: A saddle seat type fuel-cell electric vehicle includes a body frame having a pair of right and left main frames connected at their front ends to a head pipe and extending downward therefrom and a pair of right and left under frames connected at their front ends to the head pipe and extending downward therefrom along the right and left main frames on the lower side thereof. A pair of hydrogen cylinders extend substantially vertically along the body frame between the front side of the head pipe and the front side of the front end portion of the footrest so as to interpose the body frame in the lateral direction of the vehicle. A fuel supply unit is provided in a space surrounded by the main frames and the under frames with the hydrogen cylinders being surrounded by a guard pipe connected to the main frames.

Abstract: A robot has a plurality of limbs with joints; a driving section for driving the joints periodically to form periodic movements on a floor by means of the plural limbs; and a controller capable of performing various operations. The operations include detecting over time floor reaction forces received through the plural limbs contacting the floor during the periodic movement; deriving a center position of the floor reaction forces received from ground contacting limbs during movement and a change in the center position over time; calculating desired angles of the plural joints directly based on the derived current center position, without deriving a desired center position indicating the center position at a future time, controlling the plural joints based on the calculated desired angles; and driving the robot with the controlled plural joints.

Abstract: An electronic device includes a first molded body having a first frame, the first molded body being provided with a conductive pattern on its outer surface, a second molded body having a second frame, the second molded body being joined to the first molded body, a wiring sheet made of an insulative sheet provided with an interconnection pattern, a circuit board having a feed point, and a feed line having a first end extended to a mating surface of the first frame opposed to the second frame and a second end connected to the conductive pattern. The interconnection pattern has a first end connected to the one end of the feed line. The interconnection pattern has a second end connected to the feed point.

Abstract: A first semiconductor chip includes a first inductor and a second inductor, and a second semiconductor chip includes a third inductor and a fourth inductor. The first inductor is connected to a first receiving circuit of the first semiconductor chip, and the second inductor is connected to a second transmitting circuit of the second semiconductor chip through a first bonding wire. The third inductor is connected to a second receiving circuit of the second semiconductor chip, and the fourth inductor is connected to a first transmitting circuit of the first semiconductor chip through a second bonding wire.

Abstract: A fuel cell powered vehicle includes radiators disposed on left and right sides on the skew rear side of a front wheel in relation to the vehicle body front-rear direction. A secondary battery is disposed between the left and right radiators. A thin plate-shaped inner cowl is disposed between the secondary battery and the front wheel. Duct mechanisms surrounding the radiators are provided on the left and right sides of the inner cowl and inside a cowling. Each duct mechanism includes introduction ports for a running airflow, and a discharge port that is fitted with variable-type louvers. A voltage converter unit is accommodated in a straddled part of the vehicle. Radiating fins of the voltage converter include plate-like members erected in the vehicle body front-rear direction that are directed toward the upper side of the vehicle body and are exposed to the exterior of the vehicle body.

Abstract: An intake structure in a fuel cell powered vehicle including a fuel cell using air and hydrogen as fuels, a supercharger for compressing the outside air and outputting the compressed air, a humidifier for humidifying the air compressed by the supercharger, a bypass passage for connecting the supercharger and the fuel cell to each other, and a bypass valve for opening and closing the bypass passage. The bypass valve is disposed on the outside relative to a straight line T1 connecting between the supercharger and the humidifier, and is disposed in the vicinity of the supercharger and the humidifier. With this configuration supercooling of a humidifier can be prevented, while eliminating the need for a warming member for the humidifier. Further, the intake system members can be efficiently arranged in the vehicle, while suppressing the pressure loss in the intake system.

Abstract: A lamp device-integrated rearview mirror 30 includes a mirror member 34 oriented toward the rear side of a vehicle body and a single bulb 40 provided in a housing 31 attached to the vehicle body. The lamp device-integrated rearview mirror may also include a reflecting member 35 configured to reflect the light emitted from the bulb 40 toward the rear side of the vehicle body and a reflector 36 configured to reflect the light toward the front side of the vehicle body. The reflecting member 35 may be provided on the rear side of a lens 32 attached to the housing 31 to transmit the irradiation light, and the reflector 36 may be provided inside the housing 31. The mirror member 34 may be fitted in the opening portion of the housing 31.

Abstract: The motion of the movable sections of the robot is taken for a periodic motion so that the attitude of the robot can be stably controlled in a broad sense of the word by regulating the transfer of the movable sections. More specifically, one or more than one phase generators are used for the robot system and one of the plurality of controllers is selected depending on the generated phase. Then, the controller controls the drive of the movable sections according to continuous phase information. Additionally, the actual phase is estimated from the physical system and the frequency and the phase of the phase generator are regulated by using the estimated value, while the physical phase and the phase generator of the robot system are subjected to mutual entrainment so that consequently, it is possible to control the motion of the robot by effectively using the dynamics of the robot.

Abstract: A chassis includes: a flat plate portion including a first major surface and a second major surface facing the first major surface; a protruding portion provided on an outer edge of the flat plate portion and protruding in a direction crossing the first and second major surfaces; and a seal portion provided on the outer edge of the flat plate portion.

Abstract: An expansion image processing board 6 (expansion information processing module) of the present invention, which is installable in a network printer 2 having an image processing board 5 (information processing module), includes: a second printer function control section 28 (expansion information processing section) which controls the network printer 2; and a router 31 (data relaying section) which relays data to the second printer function control section 28 or the image processing board 5. Therefore, the expansion image processing board 6 is capable of simply and efficiently extending a functionality of the network printer 2.