Canon Kabushiki Kaisha

Hirokazu Izuoka

Koji Yoshida

Jun Kamiya

Akira Matsuo

Kento Inai

Hiroshi Moritomo

Takuma Iwagami

Kimihiro Masuyama

Sayaka Kumon

Daiyu Ueno

Sho Ichikawa

Kenichirou Hayashi

Eriko Sato

Takeshi Kikkawa

Ryu Wakui

Takuro Miyajima

Shigeo Aoyagi

Kenji Yokoyama

Haruhisa Ueda

Takahiro Akimoto

Takayuki Hoshina

Yuki Tsujimoto

Tsuyoshi Fujisaki

Shotaro Yanai

Tatsuya Ehira

Teppei Agawa

Tomohiro Mizuno

An electronic apparatus attachable to an accessory includes a power supply unit, and a control unit for controlling the power supply unit. The electronic apparatus can transition from a normal operating state to a power-saving state that includes a first power-saving state in which a power supply switch of the electronic apparatus is turned off, and a second power-saving state in which a non-operating state continues for a predetermined time. The control unit receives first information indicating whether or not the power supply from the electronic apparatus to the accessory is requested in the first power-saving state, and second information indicating whether or not the power supply from the electronic apparatus to the accessory is requested in the second power-saving state. The control unit causes the power supply unit to supply the power in the power-saving state where the power supply is requested.

Electronic apparatus and its control method, and accessory and its control method

An apparatus includes a first authentication unit that performs an authentication process for determining whether an external apparatus is a predetermined external apparatus, a second authentication unit that performs an authentication process for determining whether a battery connected to the external apparatus is a predetermined battery, and a control unit that permits the battery to be discharged but restricts the battery from being charged regardless of whether the battery is the predetermined battery, in a case where the external apparatus is not authenticated as the predetermined external apparatus.

Electronic apparatus and control method

An electronic apparatus connectable to an external electronic apparatus and storing at least one power supply for operating the external electronic apparatus includes a connection interface that is connected to the external electronic apparatus, and at least one processor configured to control the electronic apparatus. Power of the at least one power supply is supplied to the external electronic apparatus via the connection interface. The at least one processor controls the external electronic apparatus by using power received from the external electronic apparatus via the connection interface.

Electronic apparatus and accessory system

A device includes a load test unit that determines whether to permit startup of the device using power of a battery supplying power to the device, and a control unit that starts up the device in a case where it is determined to permit startup of the device using the battery and a first voltage is requested of a power supply apparatus to restrict power received from the power supply apparatus. The control unit cancels the restriction of the received power in a case where a notification of completion of connection is received from the power supply apparatus, after the device is started up and a second voltage is requested of the power supply apparatus.

Device and control method

An electronic device includes a connection unit and a control unit. The control unit enables a power supply path for supplying power from a first battery connected to an external device to the electronic device and enables a power supply path for supplying power from a second battery connected to the external device to a predetermined functional unit of the external device, in a case where the first battery or the second battery connected to the external device is not charged. The control unit disables a power supply path for supplying power from the second battery connected to the external device to the predetermined functional unit and enables a power supply path for supplying power from the electronic device to the first battery or the second battery, in a case where the first battery or the second battery connected to the external device is charged.

Electronic device and control method

An electronic device according to the present invention, includes at least one memory and at least one processor which function as: a detecting unit configured to detect a movement operation involving a movement of an operating body; and a control unit configured to perform control such that in a first case where a number of candidates as a selected position for a predetermined function is a first number, the selected position for the predetermined function is moved in accordance with an operation amount of the movement operation exceeding a first threshold, and in a second case where the number of candidates as the selected position for the predetermined function is a second number, the selected position for the predetermined function is moved in accordance with the movement operation even when the operation amount of the movement operation does not exceed the first threshold.

Electronic device capable of performing control in accordance with a movement operation of an operating body and control method thereof

A laser processing apparatus includes a light source, a laser head configured to emit a laser beam, a robot configured to move the laser head, and a control apparatus configured to control start and stop of generation of the laser beam and control operation of the robot. The control apparatus controls the light source to generate the laser beam when a first time has elapsed after causing the robot to start an operation of accelerating the laser head such that a movement speed of the laser head with respect to a processing target object reaches a constant target speed.

Laser processing apparatus, control apparatus, laser processing method, and method of producing image forming apparatus

An electronic device includes: a control unit configured to control so as to execute a predetermined function in accordance with a predetermined touch operation with respect to a touch operation member in a case where the touch operation member is in an enabled state, and not to execute the predetermined function in a case where the touch operation member is in a restricted state; and a switching unit configured to switch to the enabled state in accordance with a first touch operation with respect to the touch operation member in the restricted state, a touch continuation time of the first touch operation reaching a first time, and switch to the restricted state in accordance with a second touch operation with respect to the touch operation member in the enabled state, a touch continuation time of the second touch operation reaching a second time.

Electronic device, and control method for electronic device

An electronic device includes: a touch detector configured to detect a touch operation with respect to a touch operation surface; a registration unit configured to register, in accordance with a user operation, at least a function to be executed by a first type of a touch operation among types of touch operations with respect to the touch operation surface; and a control unit configured to control so as to execute an assigned function registered by the registration unit in accordance with the first type of a touch operation, and execute a predetermined function that cannot be changed by the registration unit in accordance with a second type of a touch operation that requires the touch operation surface to be touched over a larger touch area than a touch area satisfying a condition for the first type of a touch operation to be performed.

Electronic device, control method, and non-transitory computer readable medium for executing function in accordance with touch operation

An electronic apparatus includes: a touch detector; and a control unit: (1) to execute a first function in response to movement by a predetermined distance in a first direction and to update the reference position when a detected touch position has moved in the first direction, (2) to execute a second function in response to movement by the predetermined distance in a second direction and to update the reference position when the detected touch position has moved in the second direction and the detected touch position after the movement is in the first region, and (3) not to execute the second function and not to update the reference position even if a movement distance reaches the predetermined distance when the detected touch position has moved in the second direction and the detected touch position after the movement is in the second region.

Electronic apparatus, control method of electronic apparatus, and non-transitory computer readable medium

An imaging apparatus includes: a finder; a grip portion on a side of a first direction relative to the finder; a touch operation member provided on a rear surface of the imaging apparatus on a side of the first direction relative to the finder, on a side of a second direction relative to the grip portion, the second direction being opposite to the first direction, and on a side of a third direction relative to a center of the imaging apparatus, the third direction being perpendicular to the first direction and being oriented from the center toward the finder; and a control unit configured to control the imaging apparatus so as to execute a first function in accordance with a slide operation in the first direction and to execute a second function in accordance with a slide operation in the second direction.

Growing community of inventors

Kawasaki, Japan

Hirokazu Izuoka