Mitsubishi Electric Corporation

Tdk Corporation

Sony Group Corporation

Subaru Corporation

Kaneka Corporation

Dentsu Inc.

Kentaro Yoshida

Takahiro Sato

Kazuaki Hiyama

Hiroki Kato

Masahiro Sato

Hironobu Abe

Maki Kikuchi

Hiroshi Suzuki

Naoki Mori

Nobuyuki Nakazato

Hiroto Kawaguchi

Yosuke Nakata

Toru Yoshida

Akio Iijima

Iwao Murata

Daisuke Nakazawa

Mitsuru Kono

Masaki Orihashi

Kazuaki Kotani

Yuki Kishi

Kazushige Sato

Daisuke Mizuta

Kei Hayashi

Koji Fukumoto

Masashi Orihara

Koichiro Kisu

Takuma Matsushita

Tomofumi Iwamoto

Shumi Kumagai

Kazuhiro Hongo

The semiconductor device according to the present disclosure has features (1) to (3) below. The feature (1) is that 'a lower surface of an on-chip bonding material has a shape matching a surface shape of a main current wiring connection region in plan view'. The feature (2) is that “an emitter sense wiring is directly connected to a side surface of the main current wiring connection region”. The feature (3) is that “an IGBT chip has an ineffective region in which the IGBT does not function in a region below an emitter sense pad and the emitter sense wiring”.

Semiconductor device

[Object] To provide a technology capable of presenting various haptic sensations to a user. [Solving Means] A haptic presentation apparatus according to the present technology includes: a first deformable layer; a second deformable layer; and a drive unit. The first deformable layer is positioned on a front surface side. The second deformable layer is positioned inward of the first deformable layer. The drive unit is driven to control outflow and inflow of fluid between a first space and a second space, the first space retaining the fluid between the first deformable layer and the second deformable layer, the second space retaining the fluid inward of the second deformable layer.

Haptic presentation apparatus, fluid control apparatus, and fluid control method

[Object] To provide a fluid control apparatus having a diaphragm structure and small flow path resistance. [Solving Means] A fluid control apparatus according to the present technology includes a first space, two flat plate members, a drive mechanism, a second space, a first check valve, and a second check valve. The first space has an inlet and an outlet. The two flat plate members face each other via the first space, and at least one of the flat plate members is an elastic body having flexibility. The drive mechanism bends the elastic body. The second space adjoins the first space, communicates with the first space via the inlet, and has a suction port. The first check valve allows fluid to flow from the suction port to the first space via the inlet. The third space adjoins the first space, communicates with the first space via the outlet, and has a discharge port. The second check valve allows the fluid to flow from the first space to the discharge port via the outlet. At least one of the suction port and the discharge port is positioned on an extension surface of at least one of the two flat plate members.

Fluid control apparatus and electronic apparatus

A shape changeable apparatus according to an embodiment of the present technology includes a space forming section, a fluid controller, a signal emitter, a detector, and a generator. The space forming section forms a space, and includes a deformable member that is arranged in contact with the space. The fluid controller is capable of deforming the member by controlling a flow of fluid with respect to the space. The signal emitter emits a signal into the space. The detector is arranged out of contact with the member within the space, and detects the emitted signal. The generator generates information regarding the deformation of the member on the basis of a result of the detection performed by the detector.

Shape changeable apparatus, shape control method, and tactile sense providing apparatus

According to one implementation, a rotating device includes at least one ring, at least one motor and a power transmission mechanism. The least one ring rotates in a circumference direction. The at least one ring includes no hub for housing a motor inside the at least one ring. The at least one motor generates power for rotating the at least one ring. The power transmission mechanism transmits the power to the at least one ring.

Rotating device and aircraft

A flow control system includes a movable wing attachable to a wing of an aircraft, and a plasma actuator mountable on a surface of the movable wing. The flow control system is configured to control air flow around the wing by having the changing of the steering angle of the movable wing work in conjunction with the operation of the plasma actuator.

Flow control system, flow control method, and aircraft

A wing structure for an aircraft includes a stationary wing, a movable wing and at least one plasma actuator. The movable wing is configured to have a slot between the movable wing and the stationary wing. The at least one plasma actuator is configured to control air flow through the slot.

Wing structure for an aircraft including plasma actuators for controlling air flow through a slot, and method of controlling the same

To suppress a malfunction of an overcurrent protection circuit caused by rise of a sense voltage in a mirror period immediately after turn-off of a semiconductor switching element. A semiconductor device includes: a semiconductor switching element; a sense resistor; an overcurrent protection circuit which outputs a control signal for controlling on-drive and off-drive of the semiconductor switching element based on whether a sense voltage exceeds a threshold value; and a diode which clamps the sense voltage. When the sense voltage exceeds the threshold value, the overcurrent protection circuit outputs a signal for off-driving the semiconductor switching element as the control signal.

Semiconductor device and power conversion system

The present invention relates to a control circuit controlling a switching device. The control circuit is a control circuit controlling first and second switching devices which are serially connected between first potential and second potential lower than the first potential and operate in a complementary manner. The control circuit includes a first control circuit controlling the first switching device and a second control circuit controlling the second switching device, and performs variable control of a circuit constant of each of the first and second control circuits based on a temperature of one of the first and second switching devices.

Power conversion device

Provided is a technique for a stably operable complementary single ended push pull (SEPP) circuit. A buffer circuit includes the following: an NPN transistor and a PNP transistor that constitute a complementary SEPP circuit; a first resistor; a second resistor; a first load element having one end connected to a gate of a semiconductor switching element and another end connected to a base of the NPN transistor; and a second load element having one end connected to the gate of the semiconductor switching element and another end connected to a base of the PNP transistor.

Buffer circuit and semiconductor device

It is an object of the present invention to provide a buffer circuit that reduces a reverse voltage applied to transistors being a complementary pair during turn-on and turn-off. A buffer circuit is a buffer circuit that turns on and turns off a switching element and includes a drive-side element that has an end connected to a base of a drive transistor and a sink-side element that has an end connected to a base of a sink transistor. The drive-side element and the sink-side element are respectively a drive-side diode and a sink-side diode, or a drive-side capacitor and a sink-side capacitor.

Buffer circuit

A composite electronic component has: a first multilayer section including an electrode layer; and a second multilayer section laid on the first multilayer section and including at least one ground electrode layer on which a ground electrode is formed, and at least one hot electrode layer on which a hot electrode is formed. In the second multilayer section, the hot electrode layer is interposed between the ground electrode layer nearest to the first multilayer section, and the first multilayer section and in the ground electrode on the ground electrode layer nearest to the first multilayer section, at least a part of an exposed portion exposed from the hot electrode to the first multilayer section side is a narrow portion narrower than a width of an unexposed portion not exposed therefrom.

Composite electronic component

A multilayer electronic component has: a first capacitive electrode layer of a rectangular shape on which four capacitive electrode portions are formed at four comers; and a ground electrode layer which is laid on the first capacitive electrode layer and on which a ground electrode is formed so as to be arranged as superposed over the four capacitive electrode portions. The four capacitive electrode portions are equidistant from a first facing edge pair of the first capacitive electrode layer and equidistant from a second facing edge pair different from the first edge pair. This configuration equalizes distributions of electric fields established between the respective capacitive electrode portions and the ground electrode, which realizes uniformization of the capacitances in the four respective capacitive electrode portions.

Multilayer electronic component

An objective is to provide a multilayer filter capable of preventing an electric current rapidly flowing by virtue of varistor effect, from passing as noise, upon application of noise of a high voltage over a varistor voltage to its input. A multilayer filter has an inductor partand a varistor partin a laminate, and the inductor parthas the DC resistance of 4 &#x3a9;-100 &#x3a9;. This prevents an electric current rapidly flowing by virtue of the varistor effect, from passing as noise, upon application of noise of a high voltage over the varistor voltage to the input.

Growing community of inventors

Tokyo, Japan

Kentaro Yoshida