Abstract: According to one embodiment, an antenna module includes a substrate, a first antenna, an array antenna, and a radio frequency (RF) module. The first antenna includes a first radiation element arranged on the substrate and a first ground plane arranged on the substrate. The array antenna includes a plurality of second radiation elements arranged on the substrate. The substrate includes a first surface and a second surface. The first ground plane is arranged on at least the first surface of the substrate. The plurality of second radiation elements are arranged on the second surface of the substrate and opposed to the first ground plane via the substrate.

Abstract: According to one embodiment, an antenna module includes a substrate, a first antenna, an array antenna, and a radio frequency (RF) module. The first antenna includes a first radiation element arranged on the substrate and a first ground plane arranged on the substrate. The array antenna includes a plurality of second radiation elements arranged on the substrate. The substrate includes a first surface and a second surface. The first ground plane is arranged on at least the first surface of the substrate. The plurality of second radiation elements are arranged on the second surface of the substrate and opposed to the first ground plane via the substrate.

Abstract: According to one embodiment, an antenna module includes a substrate, a first antenna, an array antenna, and a radio frequency (RF) module. The first antenna includes a first radiation element arranged on the substrate and a first ground plane arranged on the substrate. The array antenna includes a plurality of second radiation elements arranged on the substrate. The substrate includes a first surface and a second surface. The first ground plane is arranged on at least the first surface of the substrate. The plurality of second radiation elements are arranged on the second surface of the substrate and opposed to the first ground plane via the substrate.

Abstract: According to one embodiment, an electronic device is set, when authentication processing using an output identification data is executed by a communication device and when authentication by the authentication processing succeeds, to a state of being able to perform a communication with a narrow-area cellular base station, and the state of being able to perform a communication is maintained even after the communication device is detached from the electronic device.

Abstract: According to one embodiment, an antenna module includes a substrate, a first antenna, an array antenna, and a radio frequency (RF) module. The first antenna includes a first radiation element arranged on the substrate and a first ground plane arranged on the substrate. The array antenna includes a plurality of second radiation elements arranged on the substrate. The substrate includes a first surface and a second surface. The first ground plane is arranged on at least the first surface of the substrate. The plurality of second radiation elements are arranged on the second surface of the substrate and opposed to the first ground plane via the substrate.

Abstract: According to one embodiment, an electronic device is set, when authentication processing using an output identification data is executed by a communication device and when authentication by the authentication processing succeeds, to a state of being able to perform a communication with a narrow-area cellular base station, and the state of being able to perform a communication is maintained even after the communication device is detached from the electronic device.

Abstract: Information equipment according to an embodiment includes a display housing with a display unit, a first radio communication antenna disposed at an end part of the display housing, a second radio communication antenna using a frequency band adjacent to or overlapped with that of the first radio communication antenna, and a third radio communication antenna disposed at an end part between the first and the second radio communication antennas, and uses a frequency band not adjacent to nor overlapped with those of the first and the second radio communication antennas.

Abstract: According to one embodiment, a coupler apparatus includes a coupling element and a ground plane. The coupling element is formed of a conductive material. The coupling element is subjected to power feeding to a reference point. The ground plane is formed of a conductive material. The ground plane faces the coupling element. The ground plane has a notch at a position facing at least a part of a portion of the coupling element except the reference point or near the position.

Abstract: According to one embodiment, an electronic device includes a housing, an antenna in a first position of the housing, and a wireless communication module in the housing, the wireless communication module performs wireless communication with an expansion device placed on the housing by using the antenna. The first position is set to such a position that a distance between a mounting surface of the expansion device and the antenna when the housing is placed on the mounting surface in the vertical orientation and a distance between the mounting surface and the antenna when the housing is placed on the mounting surface in the horizontal orientation are equal to each other.

Abstract: According to one embodiment, an electronic apparatus comprises a contactless communication module and a controller. The contactless communication module is configured to execute contactless communication with an external device. The controller is configured to power off the contactless communication module when the contactless communication is not executed within a certain period. The controller is configured to power off the contactless communication module before the certain period elapses when predetermined processing which involves the contactless communication is completed.

Abstract: According to one embodiment, an antenna apparatus comprises an antenna element connected to a feeding point, a grounded first lumped constant element connected to the antenna element, and a grounded second and third lumped constant elements connected to the antenna element through a selector. The selector is configured to connect the grounded second lumped constant element to the antenna element in order to lower a resonant frequency of the antenna element, and to connect the grounded third lumped constant element to the antenna element in order to raise the resonant frequency of the antenna element.

Abstract: According to one embodiment, an RFID antenna module includes an insulating substrate, a loop coil antenna and a magnetic part. The antenna is provided on the insulating substrate. The magnetic part is provided on the insulating substrate to be positioned behind the antenna. The insulating substrate is bent such that the antenna is directed in a plurality of directions.

Abstract: According to one embodiment, an antenna apparatus comprises an antenna element connected to a feeding point, a grounded first lumped constant element connected to the antenna element, and a grounded second and third lumped constant elements connected to the antenna element through a selector. The selector is configured to connect the grounded second lumped constant element to the antenna element in order to lower a resonant frequency of the antenna element, and to connect the grounded third lumped constant element to the antenna element in order to raise the resonant frequency of the antenna element.

Abstract: According to one embodiment, an antenna apparatus comprises a first antenna element, a first lumped constant element, a first lumped constant element, a switch and at least one second lumped constant element. The first antenna element comprises a forward part, a folded part and a backward part, the forward part includes a start point connected to a feeding point, and the backward part includes an end point connected to ground. The first lumped constant element is inserted in the backward part. The switch is configured to select a current path in accordance with a control signal. The at least one second lumped constant element is to be selectively connected in parallel to the first lumped constant element through the switch.

Abstract: According to one embodiment, an electronic apparatus includes a base unit, a display unit, a non-contact communication device, and an antenna switch. The antenna switch is configured to change, responding to a change of a set position of the display unit from a first position where a display surface of the display unit and a top surface of the base unit are exposed to a second position where the display surface is exposed and the top surface is covered with a back surface of the display unit, an antenna to be used by the non-contact communication device from a first antenna disposed at the top surface to a second antenna disposed at a position in the electronic apparatus which is not covered by the display unit set in the second position.

Abstract: According to one embodiment, an electronic apparatus includes a first and second section and a wireless communication module. The second section includes a display unit, is coupled to the first section, and is configured to move between a first position where the second section is configured to cover an input unit and a communication area in the first section, a second position where the second section is configured to cover at least a part of the input unit and to allow the communication area to be exposed, and a third position where the second section is configured to allow the input unit and the communication area to be exposed.

Abstract: According to one embodiment, a switch circuit switches a resonance frequency band of an antenna in a display unit between first and second resonance frequency bands. The second resonance frequency band is overlapped with a part of the first resonance frequency band and is higher than the first resonance frequency band. A wireless communication module wirelessly transmits and receives signals using a transmission frequency band and a reception frequency band which are included in the first resonance frequency band. A screen image orientation control module changes an orientation of a screen image displayed on the display unit. A resonance frequency shift module shifts the resonance frequency band of the antenna from the first resonance frequency band to the second frequency band by controlling the switch circuit when the orientation of the screen image is an orientation in which the antenna is positioned on a downward side of the screen image.

Abstract: An electronic device includes a transmitter configured to transmit a wireless signal; a receiver configured to receive a wireless signal in parallel with the transmission of the transmitter; a detector configured to detect whether a human body is close to the electronic device based on a reception level of the wireless signal received by the receiver.

Abstract: According to an aspect of the invention, a portable terminal includes: a first audio input-output unit and a second audio input-output unit configured to receive audio when a mode is set as an input mode and output audio when the mode is set as an output mode; and a setting unit configured to set the respective modes of the first audio input-output unit and the second audio input-output unit.

Abstract: An antenna device included in a radio apparatus having a printed board includes a ground conductor provided in the printed board, a first sub-element, a second sub-element and a short circuit element. The first sub-element is formed as an area having a first side and a second side crossing each other. The first side faces a side of the ground conductor. The first sub-element has a feed portion around a crossing of the first side and the second side. The second sub-element is formed to branch off from the first sub-element around an end of the second side being farther from the crossing, to be open-ended and to be directed at least partially in a direction opposite a direction from the crossing to an end of the first side opposite the crossing. The short circuit element short-circuits one of the first sub-element and the second sub-element with the ground conductor.