Provided is a portable communication device including a flexible display; a wireless communication circuit; a switching circuit; and a housing including a first housing portion and a second housing portion, the first housing portion accommodating a first display portion of the flexible display, the second housing portion accommodating a second display portion of the flexible display and the switching circuit, a first lateral side of the first housing portion including a first conductive portion and a first non-conductive portion, the first conductive portion being electrically connected with the wireless communication circuit, a second lateral side of the second housing portion including a second conductive portion and a second non-conductive portion, the second conductive portion being configured to be at least partially aligned with the first conductive portion and the second non-conductive portion being configured to be at least partially aligned with the first non-conductive portion, when the housing is folded, and the second conductive portion being configured to be selectively electrically connected with a ground member via the switching circuit.

Provided is a portable communication device including a flexible display; a wireless communication circuit; a switching circuit; and a housing including a first housing portion and a second housing portion, the first housing portion accommodating a first display portion of the flexible display, the second housing portion accommodating a second display portion of the flexible display and the switching circuit, a first lateral side of the first housing portion including a first conductive portion and a first non-conductive portion, the first conductive portion being electrically connected with the wireless communication circuit, a second lateral side of the second housing portion including a second conductive portion and a second non-conductive portion, the second conductive portion being configured to be at least partially aligned with the first conductive portion and the second non-conductive portion being configured to be at least partially aligned with the first non-conductive portion, when the housing is folded, and the second conductive portion being configured to be selectively electrically connected with a ground member via the switching circuit.

Embodiments of this application disclose a terminal monopole antenna, relating to the technical field of antennas. The antenna includes a radiation branch, the radiation branch includes at least one radiator, and a first end of the radiator is electrically connected to a reference ground through a first inductor. When the terminal monopole antenna is directly fed by a feeding point, a second end of the radiator is electrically connected to the feeding point. When the terminal monopole antenna is coupled and fed, the second end is electrically connected to the reference ground through a second inductor. The terminal monopole antenna further includes a feeding branch, the feeding branch is configured to perform coupled feeding to the radiation branch. A length of the radiation branch is less than a quarter of an operating wavelength of the terminal monopole antenna.

An antenna device includes a first substrate, a second substrate, a radiation portion and an exciter. The second substrate is stacked on the first substrate. The exciter is disposed on the first substrate and includes a feeding transmission portion, an exciting portion, a connection portion and an impedance match portion. The feeding transmission portion is connected to a side of the exciting portion. The exciting portion and the impedance match portion are connected to two opposite sides of the connection portion, respectively. The radiation portion is located on the second substrate and includes a first radiation component, a second radiation component and a third radiation component. The first radiation component is disposed at a side of the second radiation component. The first radiation component and the second radiation component are disposed at a side of the third radiation component.

An antenna device includes a first substrate, a second substrate, a radiation portion and an exciter. The second substrate is stacked on the first substrate. The exciter is disposed on the first substrate and includes a feeding transmission portion, an exciting portion, a connection portion and an impedance match portion. The feeding transmission portion is connected to a side of the exciting portion. The exciting portion and the impedance match portion are connected to two opposite sides of the connection portion, respectively. The radiation portion is located on the second substrate and includes a first radiation component, a second radiation component and a third radiation component. The first radiation component is disposed at a side of the second radiation component. The first radiation component and the second radiation component are disposed at a side of the third radiation component.

An antenna includes a reflector and a pair of feed stalks on a forward facing surface of the reflector. The pair of feed stalks includes: (i) a first feed stalk having first and second ports, and first and second spiral inductors electrically connected to the corresponding first and second ports, respectively, and (ii) a second feed stalk having first and second ports and first and second spiral inductors electrically connected to the corresponding first and second ports, respectively. First and second pairs of radiating arms are provided. The first pair of radiating arms are electrically connected to the first and second ports of the first feed stalk and the second pair of radiating arms are electrically connected to the first and second ports of the second feed stalk.

An antenna includes a reflector and a pair of feed stalks on a forward facing surface of the reflector. The pair of feed stalks includes: (i) a first feed stalk having first and second ports, and first and second spiral inductors electrically connected to the corresponding first and second ports, respectively, and (ii) a second feed stalk having first and second ports and first and second spiral inductors electrically connected to the corresponding first and second ports, respectively. First and second pairs of radiating arms are provided. The first pair of radiating arms are electrically connected to the first and second ports of the first feed stalk and the second pair of radiating arms are electrically connected to the first and second ports of the second feed stalk.

Examples are disclosed that relate to controlling an electronic device including a multi-mode antenna system. In a first operating mode, a radio signal is transmitted via a first antenna, a second antenna is actively de-tuned the while receiving a reflected radio signal thereby increasing isolation between the first and second antennas, an object is detected based at least on the reflected radio signal and the multi-mode antenna system is switched to operation in a second operating mode. In the second operating mode, a first remote radio signal transmitted by a remote antenna of a remote electronic device is received, via the first antenna, a second remote radio signal transmitted by the remote antenna is received via the second antenna, and a position of the remote electronic device is determined based at least on a phase difference between the first remote radio signal and the second remote radio signal.

Examples are disclosed that relate to controlling an electronic device including a multi-mode antenna system. In a first operating mode, a radio signal is transmitted via a first antenna, a second antenna is actively de-tuned the while receiving a reflected radio signal thereby increasing isolation between the first and second antennas, an object is detected based at least on the reflected radio signal and the multi-mode antenna system is switched to operation in a second operating mode. In the second operating mode, a first remote radio signal transmitted by a remote antenna of a remote electronic device is received, via the first antenna, a second remote radio signal transmitted by the remote antenna is received via the second antenna, and a position of the remote electronic device is determined based at least on a phase difference between the first remote radio signal and the second remote radio signal.

A low profile phased array antenna that is configured to be manufactured using additive manufacturing techniques is provided. In one or more embodiments, the phased array can include a plurality of signal ears, ground ears, and clustered pillars that can be arranged in relation to a base plate such that each component of the antenna can be manufactured from a single piece of material, thereby allowing for the use of additive manufacturing techniques which can substantially reduce the cost and time of the manufacturing process. The phased array can include a signal ear that include one or more posts that interface with an airgap located within a base plate of the array, wherein the size of the airgap in relation to the size of the post is configured to achieve an optimal level of impedance matching.