Abstract: Provided is a notification device and notification method that reduce the output and power consumption of an amplifier or the like and allow a user to sufficiently feel the presence or absence of notification through vibration. A notification device (1) includes a sweep signal generator (4) configured to generate a detection sweep signal by continuously changing the frequency in a frequency band in which a speaker (6) can cause a user to feel a signal in the form of vibration, a vibration detector (7) configured to detect vibration outputted from the speaker (6), and a sound measurement unit (8) configured to detect, as a sweep frequency band, a frequency band in which vibration indicates signal levels equal to or higher than a threshold. The sweep signal generator (4) generates a resonance sweep signal by changing the frequency in the sweep frequency band and causes the speaker (6) to generate vibration.

Abstract: Provided is a vibration generator that even if a vibration is generated in the seat surface of a seat, allows a seated person to easily feel the vibration. A vibration generator (1) includes a vibration transmission member (10) and an exciter (20). The vibration transmission member (10) is disposed in a seat surface (2a) of a seat (2) so as to extend in the horizontal direction of the seat surface (2a) and is able to transmit a vibration in the extending direction. The exciter (20) is able to transmit a vibration to the vibration transmission member (10) in the extending direction of the vibration transmission member (10).

Abstract: A notification device (1) includes a sweep signal generator (3) that generates a sweep signal by changing the frequency of a predetermined wave at a constant speed in a frequency band which allows exciters (EX1, EX2, EX3, EX4) to generate a vibration, a sweep signal divider (4) that divides the sweep signal into a higher-band sweep signal in a higher-frequency band including an overlap frequency band and a lower-band sweep signal in a lower-frequency band including the overlap frequency band, a signal output determination unit (2) that determines from which exciters the higher-band sweep signal and lower-band sweep signal should be outputted, and an output signal adjuster (9) that makes an adjustment for outputting the higher-band sweep signal and lower-band sweep signal from the exciters determined.

Abstract: An input apparatus capable of providing, through a touch sensor, a tactile sensation as it were a sensation obtained when operating a key and the like constituted of a mechanical switch, includes a touch sensor configured to detect a contact, a load detection unit configured to detect a pressure load on a touch face of the touch sensor, a tactile sensation providing unit configured to vibrate the touch face, and a control unit configured to control drive of the tactile sensation providing unit, when a position of the contact detected by the touch sensor moves into a predetermined region while the pressure load detected by the load detection unit satisfies a predetermined standard, such that a tactile sensation is provided to an object pressing the touch face.

Abstract: Provided is an electronic device that can appropriately perform process in response to the position of a press (contact) by a user. The electronic device 1 includes a touch panel 10 configured to detect a contact, a controller 80 configured to obtain a position of the contact detected by the touch panel 10, and pressure detectors 20-1 to 20-8 configured to detect a pressure on the touch panel 10, in which a plurality of pressure detectors 20-1 to 20-8 are mounted on the touch panel 10, and the controller 80 chooses a pressure detector that detects a pressure on the touch panel 10 in response to the position of a contact obtained.

Abstract: An exciter (1) includes a vibrator (2) including a yoke and a magnet, a frame (3) incorporating the vibrator (2) with a damper (4) therebetween, and a voice coil bobbin (5) disposed inside the frame (3) and having another end (5b) that extends to near the vibrator (2) and is provided with a voice coil (11). The frame (3) has an opening (3b), and the voice coil bobbin (5) is mounted on the edge of the opening (3b). One end (5a) of the voice coil bobbin (5) is opened to the outside of the frame (3). The voice coil bobbin (5) is provided with a vibrating member (10) that covers the opened portion.

Abstract: A semiconductor device includes a middle field stop layer having a first conductivity type impurity concentration higher than a drift layer and arranged at a position in the drift layer. A ratio of a depth of the position of the middle field stop layer from a front surface of a semiconductor substrate to a thickness of the semiconductor substrate is equal to or greater than fifteen percent and equal to or less than thirty-five percent. When an IGBT is arranged in the semiconductor device, vibration of a collector voltage waveform in a switching off of the IGBT is restricted. When a diode is arranged in the semiconductor device, vibration of a recovery waveform in a recovery operation of the diode is restricted. Accordingly, at least one of the vibrations of the recovery waveform and the collector voltage waveform in the switching is restricted.

Abstract: There is provided a tactile sensation providing device having a tactile sensation provider (20, 21, 22) configured to provide a tactile sensation by vibration and an atmospheric pressure controller 11 configured to control the atmospheric pressure of the space 50 opposite to the tactile sensation providing face 20a of the tactile sensation provider, when the tactile sensation provider vibrates.

Abstract: A semiconductor device includes a middle field stop layer having a first conductivity type impurity concentration higher than a drift layer and arranged at a position in the drift layer. A ratio of a depth of the position of the middle field stop layer from a front surface of a semiconductor substrate to a thickness of the semiconductor substrate is equal to or greater than fifteen percent and equal to or less than thirty-five percent. When an IGBT is arranged in the semiconductor device, vibration of a collector voltage waveform in a switching off of the IGBT is restricted. When a diode is arranged in the semiconductor device, vibration of a recovery waveform in a recovery operation of the diode is restricted. Accordingly, at least one of the vibrations of the recovery waveform and the collector voltage waveform in the switching is restricted.

Abstract: A tactile sensation providing apparatus includes a touch sensor 11, a tactile sensation providing unit 13 configured to vibrate a touch face of the touch sensor 11, a tactile sensation provision control unit 14 configured to control drive of the tactile sensation providing unit 13, and a main control unit 17 configured to control an operation of the tactile sensation provision control unit 14 based on an output of the touch sensor 11. The main control unit 17 determines whether an object is touching a predetermined area of the touch face based on the output of the touch sensor 11, and starts the operation of the tactile sensation provision control unit 14 when determining that the object is touching the predetermined area, or stops the operation of the tactile sensation provision control unit 14 when determining that the object is not touching the predetermined area.

Abstract: An electronic device includes a touch panel, a plurality of tactile sensation providing units configured to provide a tactile sensation to a contact object in contact with the touch panel, and a plurality of first controllers configured to control drive of the plurality of tactile sensation providing units. A first controller of the plurality of first controllers outputs, to a further first controller, a synchronization signal that drives a tactile sensation providing unit associated with the further first controller.

Abstract: A tactile sensation providing device can provide a user with an appropriate tactile sensation by efficiently vibrating a panel and is waterproof or dustproof. The tactile sensation providing device includes a panel; a tactile sensation provider, which provides a tactile sensation by vibrating the panel; a housing; and silicon rubber with a general U-shaped cross-section, disposed between the panel and the housing, for suppressing intrusion of dust or water from outside the housing to inside the housing.

Abstract: A packet data extraction device (10) of the present invention includes: a procedure name checking section (12) for checking a procedure name of a message, which procedure name is contained in a payload of an object packet (p); and a data obtaining section (13) for obtaining target data from a payload of a target packet specified by data positional information (14b) in which a position of the target data is associated with the procedure name in advance.

Abstract: The electronic device (1) has a touch sensor (12) on the front face thereof, and includes a controller (14) configured to cancel, when a flick operation is performed while an object is being selected by an operation to the touch sensor (12) on the front face and the flick operation is accompanied by scrolling of screen, the flick operation.

Abstract: A tactile sensation providing apparatus 1 includes a contact detection unit 20 for detecting a contact, pressing detection units 42 and 44 for detecting pressing to the contact detection unit 20, a plurality of vibration units 52, 54, 56, and 58 for vibrating the contact detection unit 20, and a controller 10 for controlling such that, when data based on the pressing detected by the pressing detection units 42 and 44 satisfy a predetermined criterion, each of the plurality of vibration units 52, 54, 56, and 58 vibrates in respective modes and an intended tactile sensation is provided to a contact object pressing the contact detection unit 20 at a position where the contact object is in contact with the contact detection unit 20.

Abstract: An electronic device (1) includes touch sensors (12, 13) on the front surface and on the back surface and a controller that slides the currently displayed screen, upon detecting performance of a slide operation on the touch sensor (13) on the back surface, by sliding the screen in only the direction of the larger vector component between the longitudinal component and the lateral component of the vector of the slide operation.

Abstract: An electronic device (1) includes a touch sensor on a front surface, a touch sensor on a back surface, and a controller (14) that includes two control modes, the control modes being a scroll mode to scroll the currently displayed screen upon detecting a slide operation on the back surface touch sensor (13) and a pointer mode to move a currently displayed pointer (P) upon detecting an operation on the back surface touch sensor (13), and that switches between the control modes from the scroll mode to the pointer mode upon detecting a switching operation on the back surface touch sensor (13) during the scroll mode.

Abstract: An electronic device includes a control unit (60) that performs processing associated with an object displayed on a display unit (20) in accordance with a contact position of a contacting body in an input acceptance region, of a contact detection unit (10), corresponding to the object and in accordance with data based on pressure detected by a pressure detection unit (30). When the contact position of the contacting body detected by the contact detection unit (10) changes from being inside the input acceptance region to outside the input acceptance region along with an increase in the data based on pressure detected by the pressure detection unit (30), the control unit (60) performs control to consider the contact position to be inside the input acceptance region, thereby preventing operations not intended by the operator when a contact position shifts due to the start of pressure.

Abstract: There is provided a voice coil speaker containing a bobbin having multilayer voice coils formed thereon in which the bobbin and a circuit board are properly arranged. In a voice coil speaker equipped with a bobbin having multilayer voice coils formed thereon and a diaphragm connected to the bobbin, the bobbin and the diaphragm being provided in a speaker body, an audio signal processing circuit board for processing an audio signal is disposed ahead of the diaphragm, and plural output terminals for outputting to the multilayer voice coils are arranged in the peripheral direction of the audio signal processing circuit board.

Abstract: Provided is an input apparatus having a touch sensor to detect a contact operation to a slide bar displayed and to provide a tactile sensation of shift of the slide bar. An input apparatus 1 has a touch sensor 11 configured to detect a contact, a load detection unit 12 configured to detect a pressure load on a touch face of the touch sensor 11, a display unit 14 configured to display the slide bar, a tactile sensation providing unit 13 configured to vibrate the touch face, and a control unit 15 configured to control the tactile sensation providing unit 13 such that a tactile sensation is provided to an object pressing the touch face based on a position of a knob of the slide bar shifted in response to the contact detected by the touch sensor 11 while the pressure load detected by the load detection unit 12 satisfies a predetermined standard.