Abstract: An imaging apparatus includes an image sensor, a memory configured to store images, and at least one processor or circuit configured to function as the following units, a recognition unit configured to recognize a person based on images captured by the image sensor, an approach detection unit configured to detect approach of an object to the imaging apparatus, a focus adjustment unit configured to adjust a focusing state of a subject based on the images captured by the image sensor, and a generation unit configured to generate a moving image based on images captured by the image sensor and images stored in the memory, wherein, when the approach detection unit detects the approach of the object to the imaging apparatus, the focus adjustment unit changes a focus adjustment target.

Abstract: A power supply apparatus, that can wirelessly supply power to a plurality of power receiving apparatuses, comprises: a plurality of antennae; and a control unit, wherein the control unit carries out control so that information pertaining to sending timings of calibration signals is sent, via the plurality of antennae, to the plurality of power receiving apparatuses; the control unit carries out control so that calibration signals sent from the plurality of power receiving apparatuses are received via the plurality of antennae; and the control unit controls an output of each antenna based on the calibration signals sent from the plurality of power receiving apparatuses so that power is supplied wirelessly to the plurality of power receiving apparatuses from corresponding ones of the plurality of antennae.

Abstract: An electronic apparatus includes an antenna that wirelessly receives power; a power control unit that accumulates or supplies power received by the antenna by inputting power; a communication unit that communicates with a power supply apparatus via the antenna; a switching unit that switches between a path from the antenna to the power control unit and a path from the antenna to the communication unit; and a driving unit that operates with power received by the antenna and drive the switching unit, wherein an input impedance of the driving unit viewed from the antenna is higher than an input impedance of the power control unit viewed from the antenna or an input impedance of the communication unit viewed from the antenna.

Abstract: An electronic device includes a housing, an antenna arranged in the housing, and a communication unit that communicates with an external device via the first antenna. A first part of the housing is formed with a conductive material, a second part of the housing has an opening is filled with an insulator, and the insulator is arranged to overlap the antenna.

Abstract: A power supply device includes a first communication antenna, a second communication antenna, a power supply antenna for power supply to a power receiving device, a communication control unit to control sharing processing via the first communication antenna and establishment processing of establishing the communication via the second communication antenna with the power receiving device with information shared by the sharing processing, a power supply control unit to control authentication processing for the power supply to the power receiving device and power supply processing of performing the power supply to the power receiving device authenticated by the authentication processing, and a control unit configured to control the sharing processing and the authentication processing to be performed alternately, wherein, in a case where the power supply processing starts before completion of the establishment processing, the power supply stops and the sharing processing is performed again.

Abstract: A power supply device includes a first communication antenna, a second communication antenna, a power supply antenna for power supply to a power receiving device, a communication control unit to control sharing processing via the first communication antenna and establishment processing of establishing the communication via the second communication antenna with the power receiving device with information shared by the sharing processing, a power supply control unit to control authentication processing for the power supply to the power receiving device and power supply processing of performing the power supply to the power receiving device authenticated by the authentication processing, and a control unit configured to control the sharing processing and the authentication processing to be performed alternately, wherein, in a case where the power supply processing starts before completion of the establishment processing, the power supply stops and the sharing processing is preformed again.

Abstract: A power supply apparatus, that can wirelessly supply power to a plurality of power receiving apparatuses, comprises: a plurality of antennae; and a control unit, wherein the control unit carries out control so that information pertaining to sending timings of calibration signals is sent, via the plurality of antennae, to the plurality of power receiving apparatuses; the control unit carries out control so that calibration signals sent from the plurality of power receiving apparatuses are received via the plurality of antennae; and the control unit controls an output of each antenna based on the calibration signals sent from the plurality of power receiving apparatuses so that power is supplied wirelessly to the plurality of power receiving apparatuses from corresponding ones of the plurality of antennae.

Abstract: A power supplying apparatus includes a power supplying unit that contactlessly supplies power to a power receiving apparatus, a communication unit that wirelessly communicates with the power receiving apparatus, and a control unit that controls supply of power and communication such that the supply of power and the communication are exclusively executed, wherein when communication is executed after supply of power is executed, communication is disabled until power output from the power supplying unit becomes less than or equal to a predetermined value.

Abstract: An electronic apparatus includes a power reception unit configured to wirelessly receive power from a power supply apparatus, a communication unit configured to receive a detection period, during which the power supply apparatus detects a foreign object, from the power supply apparatus and to notify a control unit of the detection period, the detection period, and the control unit configured to perform a process for keeping power consumed by the electronic apparatus in predetermined range constant until the detection period has elapsed.

Abstract: A power reception apparatus includes a power reception unit configured to wirelessly receive power from a power supply apparatus, a first detection unit configured to detect a voltage of the power received by the power reception unit, a second detection unit configured to detect a voltage output from a battery, a load unit, and a control unit configured to control supply of the power received by the power reception unit to the load unit according to a detection result of the first detection unit and a detection result of the second detection unit.

Abstract: An electronic apparatus includes an antenna that wirelessly receives power; a power circuit that inputs power received by the antenna; a communication circuit that performs communication using the antenna; switches; and a resonant element that resonates with the antenna, wherein the resonant element is arranged between the antenna and one of the power circuit and the communication circuit, and wherein at least one of the switches is arranged between the resonant element and the one circuit, and at least one switch different from the switch is arranged between the other circuit and the antenna.

Abstract: A power supply device includes a power supply unit that wirelessly supplies power, a communication unit that communicates with an electronic device, and a control unit that controls the communication unit to transmit a predetermined data to the electronic device based on whether or not the electronic device is connected to an external device supplying power to the electronic device.

Abstract: A power supply device includes a power supply unit that wirelessly supplies power, a communication unit that communicates with an electronic device, and a control unit that controls the communication unit to transmit a predetermined data to the electronic device based on whether or not the electronic device is connected to an external device supplying power to the electronic device.

Abstract: An electronic device includes a housing, an antenna arranged in the housing, and a communication unit that communicates with an external device via the first antenna. A first part of the housing is formed with a conductive material, a second part of the housing has an opening is filled with an insulator, and the insulator is arranged to overlap the antenna.

Abstract: A power supplying apparatus includes a power supplying unit that contactlessly supplies power to a power receiving apparatus, a communication unit that wirelessly communicates with the power receiving apparatus, and a control unit that controls supply of power and communication such that the supply of power and the communication are exclusively executed, wherein when communication is executed after supply of power is executed, communication is disabled until power output from the power supplying unit becomes less than or equal to a predetermined value.

Abstract: An electronic apparatus includes a connection unit for connecting a first power supply device, a power receiving unit for receiving power from a second power supply device wirelessly. The electronic apparatus selects either the first power supply device or the second power supply device based on the power supply capacity of the first power supply device.

Abstract: An electronic apparatus includes an antenna that wirelessly receives power; a power circuit that inputs power received by the antenna; a communication circuit that performs communication using the antenna; switches; and a resonant element that resonates with the antenna, wherein the resonant element is arranged between the antenna and one of the power circuit and the communication circuit, and wherein at least one of the switches is arranged between the resonant element and the one circuit, and at least one switch different from the switch is arranged between the other circuit and the antenna.

Abstract: An electronic apparatus includes an antenna that wirelessly receives power; a power control unit that accumulates or supplies power received by the antenna by inputting power; a communication unit that communicates with a power supply apparatus via the antenna; a switching unit that switches between a path from the antenna to the power control unit and a path from the antenna to the communication unit; and a driving unit that operates with power received by the antenna and drive the switching unit, wherein an input impedance of the driving unit viewed from the antenna is higher than an input impedance of the power control unit viewed from the antenna or an input impedance of the communication unit viewed from the antenna.

Abstract: An electronic apparatus includes a power reception unit configured to wirelessly receive power from a power supply apparatus, a communication unit configured to receive a detection period, during which the power supply apparatus detects a foreign object, from the power supply apparatus and to notify a control unit of the detection period, the detection period, and the control unit configured to perform a process for keeping power consumed by the electronic apparatus in predetermined range constant until the detection period has elapsed.

Abstract: A power supply apparatus for supplying electric power wirelessly to a power receiving apparatus which charges a battery, informs information indicating a remaining capacity corresponding to the power receiving apparatus, if the power receiving apparatus is moved.