A radio assembly is provided. The radio assembly includes at least one radio module and a radome. The radio module has a heatsink disposed on one side and a radio module base on the other side thereof. The radio module base is disposed between the heatsink and the radome. The heatsink defines a cable channel for routing at least one power cable and at least one data cable.

A radio assembly is provided. The radio assembly includes at least one radio module and a radome. The radio module has a heatsink disposed on one side and a radio module base on the other side thereof. The radio module base is disposed between the heatsink and the radome. The heatsink defines a cable channel for routing at least one power cable and at least one data cable.

A radio assembly is provided. The radio assembly includes at least one radio module and a radome. The radio module has a heatsink disposed on one side and a radio module base on the other side thereof. The radio module base is disposed between the heatsink and the radome. The heatsink defines a cable channel for routing at least one power cable and at least one data cable.

A MIMO communication system is provided. The system may include a first antenna comprising a first cavity, a first plurality of RF ports for generating a feed wave within the first cavity, and a first plurality of sub-wavelength artificially structured material elements as arranged on a surface of the first cavity as RF radiators. The first antenna is configured to generate a plurality of radiation patterns respectively corresponding to the first plurality of ports. The system may also include a second antenna comprising a second cavity and a second plurality of sub-wavelength artificially structured material elements arranged on a surface of the second cavity.

A MIMO communication system is provided. The system may include a first antenna comprising a first cavity, a first plurality of RF ports for generating a feed wave within the first cavity, and a first plurality of sub-wavelength artificially structured material elements as arranged on a surface of the first cavity as RF radiators. The first antenna is configured to generate a plurality of radiation patterns respectively corresponding to the first plurality of ports. The system may also include a second antenna comprising a second cavity and a second plurality of sub-wavelength artificially structured material elements arranged on a surface of the second cavity.

A wearable device includes a conductive bottom shell, a conductive frame, an insulating member, and a circuit board. The conductive frame is disposed above the conductive bottom shell and separated from the conductive bottom shell. The conductive frame functions as an antenna and includes a feeding terminal and a first ground terminal. The insulating member is disposed between the conductive bottom shell and the conductive frame and prevents the conductive bottom shell from conducting electricity to the conductive frame. The circuit board is disposed inside the conductive frame, separated from the conductive bottom shell and disposed between the insulating member and the conductive frame. The feeding terminal and the first ground terminal are electrically connected to the circuit board.

A wearable device includes a conductive bottom shell, a conductive frame, an insulating member, and a circuit board. The conductive frame is disposed above the conductive bottom shell and separated from the conductive bottom shell. The conductive frame functions as an antenna and includes a feeding terminal and a first ground terminal. The insulating member is disposed between the conductive bottom shell and the conductive frame and prevents the conductive bottom shell from conducting electricity to the conductive frame. The circuit board is disposed inside the conductive frame, separated from the conductive bottom shell and disposed between the insulating member and the conductive frame. The feeding terminal and the first ground terminal are electrically connected to the circuit board.

A luminaire includes a light source positioned at a first level within a luminaire housing. The luminaire also includes a trim component positioned at a second level of the luminaire housing different from the first level. The trim component extends into a room from a ceiling surface and includes an aperture antenna that receives wireless signals and transmits wireless signals. Further, the luminaire includes a communication module that communicates wirelessly with one or more devices remote from the luminaire by controlling excitation of the aperture antenna.

A luminaire includes a light source positioned at a first level within a luminaire housing. The luminaire also includes a trim component positioned at a second level of the luminaire housing different from the first level. The trim component extends into a room from a ceiling surface and includes an aperture antenna that receives wireless signals and transmits wireless signals. Further, the luminaire includes a communication module that communicates wirelessly with one or more devices remote from the luminaire by controlling excitation of the aperture antenna.

An antenna includes one or more elementary antennas with non-coplanar planar loops extending about a main axis in respective inclined planes. Each elementary antenna is formed by tracks of a structure printed on a circuit support extending in the inclined plane, with two imbricated planar loops tuned on frequencies includes in two respective distinct WiFi frequency bands. With a flexible circuit support, an antenna housing of the drone includes a conformed hollow cavity comprising a plurality of inclined planar faces, which are the counterparts of the inclined planes of the elementary antennas, against which bear these latter after deformation of the flexible support.