Canon Kabushiki Kaisha

Hitachi Displays, Ltd.

Nec Corporation

Canon Kabushiki Karsha

Kouji Ikeda

Kenji Ishii

Masami Iseki

Kei Tohyama

Takayuki Shu

Yoshinobu Okano

Hiromichi Sakamoto

Hiromi Hayasaki

Yuhei Hattori

Takanori Yamashita

Tatsuhito Goden

Fujio Kawano

Hiroyuki Maru

Takeshi Izumida

Nobuhiko Sato

Hiroshi Kageyama

Somei Kawasaki

Naoki Tokuda

Kohichi Nakamura

Takashi Ichimiya

Ryuta Suzuki

Takeshi Shinomiya

Shuhei Takahashi

Junya Tamaki

Masahiro Tamura

Minoru Kuroiwa

An electronic apparatus includes a plurality of contacts electrically connectable to an accessory and arranged in a first direction orthogonal to a direction in which the accessory is attached. The contacts include an attachment detection contact to detect an attachment of the accessory to the electronic apparatus, and a communication request contact for a communication request from the accessory to the electronic apparatus. The attachment detection and communication request contacts are disposed between a contact closest one end and a contact closest to another end in the first direction. The attachment detection contact is disposed between the communication request contact and the contact closest to the one end. In the first direction, a distance between the attachment detection contact and the communication request contact is shorter than that between the communication request contact and the contact closest to the other end.

Electronic apparatus and accessory

An electronic apparatus to which an accessory is to be detachably attached includes a plurality of contacts electrically connectable to the accessory and arranged in a row. The contacts include a plurality of functional signal contacts to which signals having functions that are different functions according to a type of the accessory are connected, reference potential contacts, to each of which a reference potential is connected, and contacts that are used to supply power to the accessory or to communicate with the accessory. The functional signal contacts include a first functional signal contact and a second functional signal contact. A distance from the first functional signal contact to a reference potential contact closest to the first functional signal contact and a distance from the second functional signal contact to a reference potential contact closest to the second functional signal contact are different from each other.

An electronic apparatus to which an accessory is to be detachably attached includes a plurality of contacts electrically connectable to the accessory and arranged in a first direction orthogonal to an attachment direction of the accessory. The plurality of contacts include an attachment detection contact that is used to detect an attachment of the accessory to the electronic apparatus, and a first clock contact that is used to communicate a first clock signal in communication between the electronic apparatus and the accessory. A potential of the attachment detection contact changes from a predetermined potential to a reference potential different from the predetermined potential after the accessory is attached to the electronic apparatus. The attachment detection contact is disposed next to the first clock contact.

An electronic apparatus to which an accessory is to be detachably attached includes a plurality of contacts electrically connectable to the accessory and arranged in a first direction orthogonal to an attachment direction of the accessory. The plurality of contacts include first reference potential contacts that are contacts disposed at both ends of the plurality of contacts and are connected to a reference potential, and second reference potential contacts that are connected to the reference potential and are contacts disposed at both ends of part of the plurality of contacts other than the first reference potential contacts in a case where the accessory is connected to the part of the plurality of contacts.

A shoe apparatus attachable to and detachable from an accessory shoe apparatus of an electronic apparatus in a first direction includes a plurality of connection terminals arranged in a second direction orthogonal to the first direction, a shoe engagement portion engageable with the accessory shoe apparatus, and a terminal protecting portion configured to project from the shoe engagement portion toward a tip side in the first direction and to protect the plurality of connection terminals. The plurality of connection terminals are exposed in a direction orthogonal to the first and second directions from the terminal protecting portion, and include slopes that tilt in an exposed direction from inside to outside in the second direction on both sides in the second direction of the terminal protecting portion.

Shoe apparatus, accessory, accessory shoe apparatus, and electronic apparatus

An electronic apparatus includes an accessory shoe via which an accessory is to be detachably attached to the electronic apparatus. The accessory shoe includes a plurality of contacts that is electrically connectable to the accessory and arranged in a row, and include an attachment detection contact, a power supply contact, and a first reference potential contact that is connected to a reference potential. A potential of the attachment detection contact becomes the reference potential in a case where the accessory is attached to the electronic apparatus. The attachment detection contact is disposed on one of both sides of the power supply contact, and the first reference potential contact is disposed on another side. The first reference potential contact is disposed outside the power supply contact in an arrangement direction of the plurality of contacts.

An information processing device includes: an acquisition unit that acquires inertial information from an inertial sensor provided in a controller; a detection unit that detects the controller from a captured image acquired through imaging by an imaging device; and a control unit that acquires a position of the controller on a basis of a position of the controller acquired in a past and the inertial information in a case where the controller is not detected from the captured image. The control unit controls a display to display a display item at a position based on the acquired position of the controller.

Information processing device, information processing system, information processing method, and non-transitory computer readable medium

An information processing apparatus performs control, in a first control mode, so that a first display item is displayed on a display region of a display unit, the first display item indicating a position based on inertial information of a controller. The information processing apparatus performs control, in a second control mode, so that a second display item is displayed on the display region, the second display item indicating a position according to a first operation performed on a specified operation member in a first area of the display region. The information processing apparatus performs, in a case where the position indicated by the first display item is included in a second area of the display region in the first control mode, switching from the first control mode to the second control mode in response to a specified operation.

Information processing apparatus, information processing method, and non-transitory computer readable medium

An electronic apparatus detachably attached to an accessory via an accessory shoe includes contacts electrically connectable to the accessory via the accessory shoe and arranged in a row. The contacts include a first signal contact used to transmit a data signal in a communication between the electronic apparatus and accessory, a second signal contact used to transmit a clock signal in synchronization with the data signal in the communication, and a third signal contact used to receive a communication request signal from the accessory. The first and second signal contacts are arranged next to each other. The third signal contact is disposed on an opposite side of than the second signal contact with respect to the first signal contact. A transmission of the data signal via the first signal contact is executed in response to a reception of the communication request signal via the third signal contact.

When activating a communication device to start communication, it takes time to perform automatic negotiation processing from when communication device starts processing until communication by the communication device is enabled. A communication apparatus includes a communication device configured to communicate with an external apparatus, and a control unit configured to control the communication apparatus. When starting communication with the external apparatus by activating the communication device in a non-operating state, the control unit controls the communication device such that a setting sequence for making a communication setting for a communication interface based on a predetermined communication method which is included in the communication device is executed in parallel with a starting sequence for activating the communication device.

Communication apparatus including a communication device for communicating with an external apparatus, and to control in activating the communication device by the communication apparatus and method for controlling the same

An apparatus includes a first capturing unit configured to obtain a first image; and a second capturing unit configured to obtain a second image having a wider angle of view than an angle of view of the first image. The apparatus controls each of a first display device corresponding to one eye of a user and a second display device corresponding to the other eye of the user to display an image based on the first image or the second image. In a case where no subject exists in the first image, the apparatus causes at least one of the first display device and the second display device to display the second image.

Apparatus, method of same, and storage medium that utilizes captured images having different angles of view

A communication apparatus which is capable of, for a peripheral device of which connection destination is limited to an image pickup apparatus, appropriately changing data without requiring complicated user operations. Wireless communications with a determined one of a first external apparatus and a second external apparatus are carried out using a predetermined protocol. The second external apparatus connects to the first external apparatus by transmitting an advertisement based on the predetermined protocol to the first external apparatus. In a case where an instruction to establish a connection with the first external apparatus is received, a connection with the second external apparatus is established, and then an instruction to stop the transmission of the advertisement is transmitted to the second external apparatus. After that, the connection with the second external apparatus is terminated, and transmission of another advertisement based on the predetermined protocol is started.

Communication apparatus that carries out communications with external apparatuses, control method therefor, and storage medium

A communication apparatus capable of achieving both of improvement in operability and suppression of battery consumption. A camera as the communication apparatus wirelessly communicates with one of a plurality of external devices including a remote controller and a smartphone. The state of the camera is switched between an operating state and a power-saving state in which power consumption is smaller than in the operating state. In the power-saving state, when a connection request is received from the remote controller as a device for non-continuous connection, a process for establishing a connection with the remote controller is started, and the camera is shifted to the operating state. In the power-saving state, when a connection request is received from the smartphone as a device for continuous connection, a process for establishing a connection with the smartphone is started, and the camera is not shifted to the operating state.

Communication apparatus that wirelessly communicates with external apparatus, method of controlling the same, and storage medium

A pixel circuit with a source follower type connection is provided that corrects variation in threshold voltage of a driving transistor, reduces power consumption and realizes high resolution. The pixel circuit includes: a data line for supplying a data voltage; a power source line for supplying a power source voltage; a reference voltage line for supplying a reference voltage lower than the power source voltage; a plurality of control signal lines for supplying control signals; a light emitting element; a driving transistor; a capacitor; and a plurality of switching transistors. The circuit writes the data voltage through one end of the capacitor and subsequently connects the one end of the capacitor to the anode electrode of the light emitting element.

Growing community of inventors

Chiba, Japan

Kouji Ikeda