Canon Kabushiki Kaisha

Sho Ichikawa

Akira Matsuo

Kento Inai

Hiroshi Moritomo

Hirokazu Izuoka

Kenichirou Hayashi

Sayaka Kumon

Shigeo Aoyagi

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

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 apparatus including a Universal Serial Bus (USB) Type-C&#x2122; connector includes a connection detection unit configured to detect a connection of a power source connected to the electronic apparatus via the USB Type-C connector, a power supply control unit configured to receive a supply of power from the connected power source, a communication control unit configured to communicate with the power source via a Configuration Channel (CC) terminal, an information acquisition unit configured to acquire a remaining capacity of the power source using the communication control unit every predetermined time, and a control unit configured to, in a case where a difference between a first remaining capacity acquired by the information acquisition unit and a second remaining capacity acquired after the first remaining capacity is acquired is greater than or equal to a predetermined amount, give a user notification.

Electronic apparatus and method for controlling the same

A reception unit receives an eye direction input that is an input based on an eye tracking process, and a control unit controls movement of a selected position based on an operation on an operation member. The control unit performs control such that, in a first state in which the selected position is not designated based on the eye direction input, the selected position is moved, in response to the operation member being operated by a predetermined operation amount, by a first amount from a position set before the operation member is operated, and that, in a second state in which the selected position is designated based on the eye direction input, the selected position is moved, in response to the operation member being operated by the predetermined operation amount, by a second amount smaller than the first amount from a position based on the eye direction input.

Electronic apparatus, method for controlling the electronic apparatus, and storage medium

An image capture apparatus capable of charging a battery. The image capture apparatus includes a connection unit that receives power from a power supply device, a charging control unit that charges the battery by using power received from the power supply device, a power supply control unit that supplies power to components of the image capture apparatus by using power received from the power supply device, and a control unit that controls charging of the battery and power supply to the components of the image capture apparatus by using power received from the power supply device, according to whether or not an operating mode of the image capture apparatus is restricted due to heat from the battery.

Image capture apparatus and control method

A display control apparatus that controls a display of an image to a display device capable of displaying a high dynamic range image includes a determination unit and a control unit. The determination unit is configured to determine a region of interest a user is interested in. The control unit is configured to, on the basis of a relationship between a value of a maximum tone of display and a value of a maximum tone of the region of interest, control a display luminance of the display device such that, in a case where the image is displayed on the display device, a peak luminance of display of the region of interest is made equal to or greater than a peak luminance of a standard dynamic range display and equal to or less than a peak luminance of a high dynamic range display.

Display control apparatus, display control method, and storage medium

An eye direction reception unit receives an eye direction input of a selected position based on an eye tracking process, an operation reception unit receives a touch operation on a region of a specific operation member, the operation reception unit receives a moving operation for moving the selected position and a predetermined operation different from the moving operation on the specific operation member, and a control unit performs control such that the selected position is not moved based on the eye direction input in a case where the predetermined operation is being made, and the selected position is moved based on the eye direction input received by the eye direction reception unit in a case where the predetermined operation is not being made.

An electronic apparatus, comprises a touch detection unit configured to detect a touch operation performed on an operation surface by an operation body, a determination unit configured to, on an occurrence of a move operation in which the operation body moves while in contact with the operation surface, determine an operating direction of the move operation under a determination condition that varies according to an approach direction of the operation body toward the operation surface and a control unit configured to perform control to execute a function corresponding to the operating direction determined by the determination unit.

Electronic apparatus and control method thereof

An electronic apparatus includes a touch panel having a plurality of sensors each having capacitance changing in response to a touch operation performed thereon. In a case where a detected capacitance of one of a predetermined number of sensors from an outer side of a plurality of sensors exceeds detected capacitance of the other sensors, and a detected capacitance of a sensor adjacent in an inner side direction of the touch panel to the sensor with the detected capacitance exceeding the other sensors is smaller than a reference capacitance, position coordinates of a touch operation generating the detected capacitance are calculated toward an outer side direction from a center of gravity of detected capacitances generated by the touch operation from the plurality of sensors.

Electronic apparatus, control method therefor, and storage medium

A digital camera includes: a display unit of a variable angle monitor unit linked to a main body unit including an imaging unit, so as to be capable of opening and closing as to the main body unit; a variable angle state detecting unit to detect the position of the variable angle monitor unit as to the main body unit; and a system control unit to effect control such that, in a case of the variable angle state detecting unit detecting that the position of the variable angle monitor unit has changed from a closed position to an open position, a newest image is not displayed on the display unit if time elapsed from shooting immediately prior is a predetermined amount of time or more, and the newest image shot immediately prior is displayed on the display unit if the time elapsed is less than the predetermined amount of time.

Imaging apparatus and control method of imaging apparatus

An electronic device having a plurality of electrodes arranged to detect a touch operation onto an operation plane has a control unit for effecting control such that in a case where a capacity of an electrode arranged at an end portion of an arrangement of the plurality of electrodes is equal to or greater than a first capacity, a process corresponding to the touch operation is executed, and in a case where a capacity of another electrode different from the electrode arranged at the end portion is equal to or greater than a second capacity greater than the first capacity, the process corresponding to the touch operation is executed.

Electronic device, control method of electronic device, program, and storage medium

A display control apparatus comprises a proximity detection unit which detects that an object has come close to the apparatus, a touch detection unit which detects that an object has come close to a display unit, and a control unit which, when the proximity detection unit detects approach of the object and the touch detection unit detects the approach of the object in a region of not smaller than a predetermined range on the display unit, controls not to perform a display, to reduce a luminance of the display unit, or to turn off the display unit, and when the proximity detection unit detects the approach of the object and the touch detection unit does not detect the approach of the object in the region of not smaller than the predetermined range on the display unit, controls to carry on the display.

Growing community of inventors

Ebina, Japan

Sho Ichikawa