Yazaki Corporation

Casio Computer Co., Ltd.

Honda Motor Co., Ltd.

Takata Corporation

Yoshihiro Kawamura

Mitsuteru Yano

Hirokazu Hasegawa

Miyuki Urano

Yoshio Yarita

Kouichi Nakagome

Susumu Yamamoto

Naotsugu Ogura

Hiroki Atsumi

Toshiaki Takeshita

Ryosuke Arigaya

Tomohiro Sugiura

Tomohiko Murakami

Toshihiro Sone

Takafumi Tsurumi

Shintaro Uchida

Hiroaki Takamatsu

Masayuki Naohara

Tomoyuki Shirasaki

Takahiro Tomida

Hiroyasu Yamada

Osamu Nakamura

Atsushi Shibutani

Toshihiko Otsuka

Toshiaki Kanamura

Yuichi Onumata

Mitsunori Matsumoto

Junji Shiota

Hisashi Takahashi

Shigeru Kohama

Chihiro Toyama

Keishi Takeyama

Akira Igarashi

Tadashi Shimada

Ichiro Kohno

Kyohei Yamamoto

Hideki Kamada

Takeshi Iwanabe

Kenji Hayakawa

Akira Hirota

Kazutoshi Oshiro

Satoshi Kanemitsu

A device control apparatus includes at least one processor that executes a program stored in at least one memory. The at least one processor sets growth degree data representing a simulated growth degree of a device, acquires character data representing a simulated character of the device, acquires other data related to the device, the other data being different from the character data, selectively sets a first movement mode based on the character data and a second movement mode based on the other data as a movement mode of the device according to the set growth degree data, and controls a movement of the device according to the set movement mode.

Device control apparatus, device control method, and recording medium

A robot includes: a body part capable of contacting a placement surface; a head part connected to a front end of the body part to be rotatable about a first axis of rotation extending in a front-back direction of the body part and rotatable about a second axis of rotation extending in a width direction of the body part, and capable of contacting the placement surface; a drive unit which performs a rotation about the first axis of rotation and a rotation about the second axis of rotation independently of each other to drive the head part; and a processor which controls the drive unit to perform preparation control to rotate the head part about the second axis of rotation by a preparation angle and vibration control to alternately repeat forward rotation and reverse rotation of the head part about the first axis of rotation.

Robot, robot control method, and storage medium

The robot includes a storage unit and a control unit. The control unit acquires outside stimulus feature amounts that are feature amounts of an outside stimulus acting from outside, stores the acquired outside stimulus feature amounts in the storage unit as a history, compares outside stimulus feature amounts acquired at a certain timing with outside stimulus feature amounts stored in the storage unit to calculate a first similarity degree, and controls operations based on the calculated first similarity degree.

Robot, robot control method, and non-transitory computer-readable recording medium

An apparatus control device includes: at least one processor; and at least one first memory that stores a program executed by the processor, in which the processor acquires input data based on at least one of acceleration and angular velocity generated by application of an external force to an apparatus, classifies a plurality of the acquired input data into a plurality of clusters by an unsupervised clustering method, acquires relationship data representing relationship between the acquired input data and the plurality of classified clusters, and controls movement of the apparatus based on the acquired relationship data.

Apparatus control device, apparatus, apparatus control method, and storage medium

A ground fault detection device compatible with Y capacitors of various capacities without increasing the capacitance of a detection capacitor is provided. The ground fault detection device includes a first detection capacitor that operates as a flying capacitor, a second detection capacitor that operates as a flying capacitor, a control unit measures the charging voltage of the first detection capacitor and the second detection capacitor, a switching unit that switches between a state using a first measurement system in which the first detection capacitor is charged with the high voltage battery and the charging voltage of the first detection capacitor is measured by the control unit, and a state using a second measurement system in which the second detection capacitor is charged with the high voltage battery and the charging voltage of the second detection capacitor is measured by the control unit.

Ground fault detection device

A ground fault detection device includes: a capacitor operating as a flying capacitor; a first switching unit for switching between a state in which a positive electrode side of a battery and a first electrode plate of the capacitor are connected via a resistance, and a state in which the first electrode plate of the capacitor is connected to the ground via a measurement resistance; a second switching unit for switching between a state in which a negative electrode side of a high-voltage battery and a second electrode plate of a detection capacitor are connected with a resistance, and a state in which the second electrode plate of the detection capacitor is connected to the ground via the resistance; a control unit for controlling the first switching unit and the second switching unit; and an offset voltage divider circuit that divides and offsets the voltage generated in the measurement resistance.

In a ground fault detection apparatus, a first charge voltage of a detection capacitor measured with a positive electrode side of a high-voltage battery connected in series with a positive electrode side end of the detection capacitor and a negative electrode side end of the detection capacitor grounded, is compared with a second charge voltage of the detection capacitor measured with the positive electrode side end of the detection capacitor grounded and the negative electrode side of the high-voltage battery connected in series with the negative electrode side end of the detection capacitor. When the first charge voltage is smaller and degree of smallness is greater than a predetermined reference, it is determined that positive electrode side insulation resistance is decreased. When the second charge voltage is smaller and degree of smallness is greater than a predetermined reference, it is determined that negative electrode side insulation resistance is decreased.

Ground fault detection apparatus

First information is acquired that is information of at least one of information about a user of a robot or situation information that is information about a situation around the robot. Conversation data is generated on the basis of the first information that is acquired. The conversation data creates an impression on the user that the robot and a predetermined target are having a conversation that corresponds to at least the first information. An outputter is controlled so as to output information based on the generated conversation data, thereby creating an impression on the user that the robot and the predetermined target are having the conversation that corresponds to at least the first information. The robot does not include a function that executes a conversation of a level greater than or equal to a level of the conversation based on the conversation data.

Conversation output system, conversation output method, and non-transitory recording medium

A ground fault detection device comprising a capacitor which serves as a flying capacitor, a switch group which switches between a V0-charging path, a Vcn-charging path, a Vcp-charging path and a charging voltage measurement path for the capacitor, and a controller which controls the switch group and calculates an insulation resistance based on V0, Vcn and Vcp, wherein V0 is a measured value on the V0-charging path, Vcn is a measured value on the Vcn-charging path, and Vcp is a measured value on the Vcp charging path, wherein, if Vcn can be considered as zero, the controller switches to the Vcp-charging path and performs measurement while keeping a charged state of the capacitor, wherein Vcp obtained after discharging the capacitor is subtracted from a measured value obtained from the measurement in order to calculate Vcn.

A ground fault detection apparatus includes a capacitor, switches for switching between a V0 charge path including the battery and the capacitor, a Vcn charge path including the battery, the capacitor and negative-side insulation resistance as insulation resistance between negative side of the battery and ground, a Vcp charge path including the battery, the capacitor and positive-side insulation resistance as insulation resistance between positive side of the battery and ground, and a charge voltage measurement path including the capacitor and a measurement resistor, an offset voltage divider circuit that divides and offsets voltage produced at the measurement resistor, a control device that controls the switches and calculates the insulation resistance using output voltage of the offset voltage divider circuit as a measured value, based on V0 measured at the V0 charge path, Vcn measured at the Vcn charge path and Vcp measured at the Vcp charge path.

A ground fault detection device that is connected to an ungrounded battery, estimates an insulation resistance of the system provided with the battery, and detects a ground fault, includes a capacitor that operates as a flying capacitor, two C-contact switches that switch a V0 charging path including the battery and the capacitor, a Vcn charging path including the battery, a negative-side insulation resistance that is an insulation resistance between a negative side of the battery and ground, and the capacitor, a Vcp charging path including the battery, a positive-side insulation resistance insulation resistance that is an insulation resistance between a positive-side insulation resistance of the battery and ground, and the capacitor, and a measurement path that serves both a charge voltage measurement and a discharge of the first capacitor, and an optical MOS-FET capable of blocking charge inflow to and charge outflow from the capacitor.

A ground fault detection apparatus is configured to be connected to an ungrounded battery for supplying power to a load via a step-up circuit and to detect ground fault by calculating an insulation resistance of a system provided with the battery, and includes a capacitor that operates as a flying capacitor, a set of switches that switch between a first voltage measurement path including the battery and the capacitor, a second voltage measurement path including the battery, the capacitor and a negative-electrode-side insulation resistor as an insulation resistor between a negative-electrode side of the battery and a ground, a third voltage measurement path including the battery, the capacitor and a positive-electrode-side insulation resistor as an insulation resistor between a positive-electrode side of the battery and the ground, and a capacitor charge voltage measurement path, and a pair of Form C contact relays that can reverse connection direction of the capacitor.

A ground fault detection apparatus includes a control unit, a detection capacitor, a positive-electrode-side first resistor connected to positive-electrode side of a high-voltage battery, a negative-electrode-side first resistor connected to negative-electrode side of the high-voltage battery, a positive-electrode-side second resistor where one end is grounded and voltage of another end is measured by the control unit, a negative-electrode-side second resistor having one end grounded, a positive-electrode-side C contact switch that switches connection destination of one end of the detection capacitor between a path including the positive-electrode-side first resistor and a path including the positive-electrode-side second resistor based on instruction from the control unit, a negative-electrode-side C contact switch that switches connection destination of another end of the detection capacitor between a path including the negative-electrode-side first resistor and a path including the negative-electrode-side second resistor based on instruction from the control unit, and a path switching C contact switch.

A ground fault detection apparatus includes a control unit, a detection capacitor, a positive-electrode-side first resistor connected to positive-electrode side of a high-voltage battery, a negative-electrode-side first resistor connected to negative-electrode side, a positive-electrode-side second resistor having one end grounded and another end, voltage of which being measured by the control unit, a negative-electrode-side second resistor having one end grounded, a positive-electrode-side C contact switch as a twin relay that alternatively switches connection destination of one end of the detection capacitor between a path including the positive-electrode-side first resistor and a path including the positive-electrode-side second resistor based on instruction from the control unit, and a negative-electrode-side C contact switch as a twin relay that alternatively switches connection destination of another end of the detection capacitor between a path including the negative-electrode-side first resistor and a path including the negative-electrode-side second resistor based on instruction from the control unit.

A ground fault detection apparatus includes a detection capacitor, termination resistors on positive- and negative-electrode sides, bypass resistors on positive- and negative-electrode sides, a bypass twin relay, twin relays on positive- and negative-electrode sides, and a control unit configured to compare a first full-charge voltage obtained with the positive-electrode-side twin relay in a first state, the negative-electrode-side twin relay in a second state and the bypass twin relay in a first state, with a second full-charge voltage obtained with the positive-electrode-side twin relay in a second state, the negative-electrode-side twin relay in a first state and the bypass twin relay in the first state, and determines that negative-electrode-side insulation resistance is lowered when the second full-charge voltage is smaller and when degree of the smallness is great.

Growing community of inventors

Makinohara, Japan

Yoshihiro Kawamura