A low profile array (LPA) includes an antenna element array layer having at least one Faraday wall, and a beamformer circuit layer coupled to the antenna element array layer. The beamformer circuit layer has at least one Faraday wall. The Faraday walls extends between ground planes associated with at least one of the antenna element array layer and the beamformer circuit layer.

A low profile array (LPA) includes an antenna element array layer having at least one Faraday wall, and a beamformer circuit layer coupled to the antenna element array layer. The beamformer circuit layer has at least one Faraday wall. The Faraday walls extends between ground planes associated with at least one of the antenna element array layer and the beamformer circuit layer.

An example wireless power transmitter includes: (i) a ground plate, (ii) a conductive wire offset from the ground plate, the conductive wire forming a loop antenna that is configured to radiate an RF signal for wirelessly powering a receiver device, (iii) a plurality of feed elements extending from the ground plate to the conductive wire, each feed element being connected to the conductive wire at a different position on the conductive wire, and (iv) a power amplifier connected to one or more feed elements of the plurality of feed elements. The power amplifier is configured to selectively feed the RF signal to a respective feed element of the one or more feed elements based on a location of the receiver device relative to the plurality of feed elements.

An antenna of a mobile terminal includes: a frame including four broken slots dividing the frame into a bottom frame, a top frame, a left frame, and a right frame; a two-input/two-output switch; a bottom antenna disposed in the bottom frame; a top antenna disposed in the top frame; a first high-frequency antenna disposed in the right frame; a second high-frequency antenna disposed in the left frame; a first selection switch disposed in a left side of the bottom frame; and a second selection switch disposed in a right side of the bottom frame; wherein the bottom antenna, the top antenna, the first high-frequency antenna, and the second high-frequency antenna are connected to the two-input/two-output switch. A switching method of the antenna of the mobile terminal and the mobile terminal are also provided.

An antenna of a mobile terminal includes: a frame including four broken slots dividing the frame into a bottom frame, a top frame, a left frame, and a right frame; a two-input/two-output switch; a bottom antenna disposed in the bottom frame; a top antenna disposed in the top frame; a first high-frequency antenna disposed in the right frame; a second high-frequency antenna disposed in the left frame; a first selection switch disposed in a left side of the bottom frame; and a second selection switch disposed in a right side of the bottom frame; wherein the bottom antenna, the top antenna, the first high-frequency antenna, and the second high-frequency antenna are connected to the two-input/two-output switch. A switching method of the antenna of the mobile terminal and the mobile terminal are also provided.

An electronic device is provided. The electronic device includes a housing comprising a first surface opened while facing a first direction, a second surface facing a second direction that is opposite to the first direction, and one or more side parts disposed in different directions between the first surface and the second surface, a nonconductive structure disposed along at least a portion of the at least one side wall within the housing, and one or more stop recesses including at least one recess formed on one surface of the one or more side parts and a portion of the nonconductive structure surrounding a peripheral portion of the at least one recess.

This application provides a wireless electronic communications device, including: a metal frame on which a first antenna and a second antenna are disposed, where a first preset distance is spaced between the first antenna and the second antenna, and a feeding structure is disposed on each of the first antenna and the second antenna; and a slot structure disposed between the first antenna and the second antenna, where an extension distance of the slot structure in a width direction of the metal frame is less than a width of the metal frame.

A vehicle traffic sensor for detecting and monitoring vehicular targets is presented. The sensor employs a planar design resulting in a reduced profile sensor. The sensor includes a multi-layer radio frequency board with RF components on one of the sides and both isolation and planar array antennas on the opposing side. The antennas are preferably tapered planar array antennas which include one transmit antenna and one receive antenna. The sensor also includes at least one logic or signal processing board populated with components on a first side and a ground plane on a second side positioned toward the RF componentry of the RF board to form an RF shield. The boards are housed within a housing that is permeable, at least on the side through which the antenna structures propagate.

A communication device is made with a metallic frame having an interior mounting surface for receiving one or more functional components. The metallic frame includes a first frame member having a first portion extending uninterrupted across one lateral side of the metallic frame. The first portion provides structural support to the communication device. A T-shaped slot antenna is formed in a second portion of the first frame member adjacent to the first portion. The T-shaped slot antenna has first and second arms separated at a gap and partially encompassing a slot. The second portion of the first frame member enables radio frequency communication by at least one of the functional components via the T-shaped slot antenna of the communication device.

A communication device is made with a metallic frame having an interior mounting surface for receiving one or more functional components. The metallic frame includes a first frame member having a first portion extending uninterrupted across one lateral side of the metallic frame. The first portion provides structural support to the communication device. A T-shaped slot antenna is formed in a second portion of the first frame member adjacent to the first portion. The T-shaped slot antenna has first and second arms separated at a gap and partially encompassing a slot. The second portion of the first frame member enables radio frequency communication by at least one of the functional components via the T-shaped slot antenna of the communication device.