Canon Kabushiki Kaisha

Kazuo Moritomo

Kenichi Fujii

Tatsuhiko Sakai

Mitsuhiro Watanabe

Toshihiko Myojo

Tetsuo Kanda

Akane Yokota

Takahiro Shichino

Hajime Shimura

Akira Torisawa

Norihiro Mochizuki

Tomoki Hiramatsu

Katsuo Saito

Atsushi Takasaki

Rie Suzuki

Yasuhiro Takahashi

Ichiro Kato

Hajime Iwase

Junji Shigeta

A power transmission apparatus performs wireless power transmission to a power receiving apparatus using at least one of a plurality of coils including a first coil and a second coil disposed at a position closer to the first coil than a position separated from the first coil by a specific distance, and perform object detection by outputting one or more signal for object detection from one or more of the plurality of coils. Signals for object detection are not outputted at a same time from the first coil and the second coil.

Power transmission apparatus, control method of power transmission apparatus, and storage medium

A communication apparatus notifies an external device of position information, receives an identifier notified from the external device after notifying the position information, stores, after the identifier is received, the received identifier as management information for specifying a message that the communication apparatus is to subscribe to, and obtains, in a case where a message delivered from outside and associated with the identifier stored as the management information is received, information included in the received message.

Communication apparatus, information processing apparatus, delivery system, and control methods and storage medium

A power transmission apparatus includes a first power transmission unit configured to perform wireless power transmission to a power receiving apparatus in a first region by using at least one of a plurality of coils, a second power transmission unit configured to perform wireless power transmission to a power receiving apparatus in a second region by using at least one of the plurality of coils. In a case where, while the first power transmission unit performs wireless power transmission to a first power receiving apparatus in a common region where the first region and the second region overlap, a second power receiving apparatus is placed in a region of the first region other than the common region, the first power transmission unit stops the wireless power transmission to the first power receiving apparatus and the second power transmission unit performs wireless power transmission to the first power receiving apparatus.

A power transmission apparatusincludes a communication unitconfigured to wirelessly communicate with a power reception apparatus using an antenna, a power transmission unitconfigured to wirelessly transfer power to the power reception apparatus using the antenna, a detection unitconfigured to measure at least either a voltage or a current output from the antenna in a period where the transfer of the power is stopped and the communication by the communication unitis not performed, and determine that there is an object different from the power reception apparatus based on the result of the measurement, and a control unitconfigured to, if there is determined to be the object different from the power reception apparatus, restrict the transfer of the power.

Power transmission apparatus, power reception apparatus, control method performed by power transmission apparatus, control method performed by power reception apparatus, and storage medium

In a communication apparatus on a network where communication apparatuses perform direct communication with each other, a network management apparatus for managing the network based on message information transmitted and received on the network is determined. When the communication apparatus itself is determined as the network management apparatus, the apparatus collects information indicating device capabilities from other communication apparatuses. On the other hand, the communication apparatus receives information indicating device capabilities from another communication apparatus when the other communication apparatus is determined as the network management apparatus.

Communication apparatus and communication method

A power receiving apparatus comprises a power receiving unit that receives power transmitted wirelessly from a power transmitting apparatus, a communication unit that transmits, to the power transmitting apparatus, information regarding a received power received by the power receiving unit, and a control unit that determines whether or not it is necessary to update a reference value which is generated in the power transmitting apparatus on the basis of the information regarding the received power and is used for a detection of an object different from the power receiving apparatus by the power transmitting unit and requests the power transmitting apparatus to update the reference value when it is determined that it is necessary to update the reference value.

Power receiving apparatus, power transmitting apparatus, control methods thereof, and non-transitory computer-readable storage medium

A power receiving apparatus includes a power receiving unit configured to wirelessly receive power from a power transmission apparatus, a communication unit configured to perform communication based on a standard of Near Field Communication (NFC), a detection unit configured to detect the power transmission apparatus, and a control unit configured to control the communication unit not to perform the communication based on the standard of NFC based on detection of the power transmission apparatus by the detection unit, wherein the power receiving unit receives power after the control unit controls the communication unit not to perform communication based on the standard of NFC.

Power receiving apparatus, control method of power receiving apparatus, and storage medium

A communication device capable of performing encrypted communication with other communication device with use of a common key, obtains, from the other communication device, a certificate including a public key and identification information on the other communication device, verifies validity of the certificate on a basis of the identification information on the other communication device included in the certificate, and transmits the common key encrypted by the public key to the other communication device to perform the encrypted communication in a case where the certificate is valid as a result of the verification.

Communication device, method of controlling communication device, and non-transitory computer-readable storage medium

A display unit displays an image including information which is necessary to share communication parameters for establishing a wireless connection and information about a scheme for establishing a wireless connection, whereby the connection scheme to be performed is shared with a target apparatus, and a wireless connection is established by using the desired connection scheme.

Communication apparatus for connecting to a wireless network, method for controlling such a communication apparatus, and storage medium storing instructions for connecting to a wireless network

A device capability attribute regarding a setting on communication parameters, and provision attribute information indicative of whether or not a communication terminal is in a state that it can provide communication parameters to another communication terminal are stored in advance. The communication terminal, where the device capability attribute has at least a provision capability of the communication parameters, is selected as a provision device. In a case where there are plural communication terminals where the device capability attribute has a communication parameter provision capability, a communication terminal where the device capability attribute has the communication parameter provision capability only is preferentially selected. In a case where the device capability attributes of respective communication terminals are equal, a communication terminal storing the provision attribute information indicative of the state that it can provide the communication parameters is selected as a provision device.

Communication apparatus, communication system, and method for setting communication parameters of the communication apparatus

A communication apparatus comprises a first obtaining unit configured to obtain from another communication apparatus information indicating a type of a service that can be executed by using a first communication unit, by using a second communication unit whose power consumption is less than the first communication unit; a second obtaining unit configured to, using the first communication unit, obtain from the another communication apparatus detail information necessary for performing a service indicated by the information obtained by the first obtaining unit; and a control unit configured to perform the service using the first communication unit based on the detail information obtained by the second obtaining unit.

Communication apparatus, method of controlling a communication apparatus and storage medium

A communication apparatus, comprises a wireless communication unit configured to provide a wireless parameter to an image processing apparatus that processes data of the communication apparatus; and a control unit configured to, in a case where the wireless parameter can be shared with the image processing apparatus by the wireless communication unit, cause the image processing apparatus to execute processing of the data without receiving a selection of an image processing apparatus.

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Kawasaki, Japan

Kazuo Moritomo