The present disclosure includes, in a dual polarized omni-directional antenna and a base station including the same, a plurality of radiating elements disposed to be spaced apart in one direction by the dual polarized omni-directional antenna, and a feed line for providing a feed signal to the plurality of radiating elements, and the plurality of radiating elements include a first radiator for generating one polarization of dual polarization, and a second radiator for generating the other polarization of the dual polarization, respectively, the first radiator is prepared on a first surface, and the second radiator is prepared on a second surface, and a main lobe direction of the first radiator and a main lobe direction of the second radiator are different directions from each other.

A intelligent backhaul radio is disclosed that is compact, light and low power for street level mounting, operates at 100 Mb/s or higher at ranges of 300 m or longer in obstructed LOS conditions with low latencies of 5 ms or less, can support PTP and PMP topologies, uses radio spectrum resources efficiently and does not require precise physical antenna alignment.

An apparatus and method for full-duplex millimeter wave mobile wireless communication are provided. The apparatus includes a Spatial Division Duple (SDD) mobile communication system using millimeter waves, the SDD mobile communication system including a first wireless terminal having a first transmit antenna array having a plurality of first transmit antennas for transmitting a spatially beamformed first transmit beam, and a first receive antenna array having a plurality of first receive antennas for forming a spatially beamformed first receive beam and a second wireless terminal including a second transmit antenna array having a plurality of second transmit antennas for transmitting a spatially beamformed second transmit beam directed towards a receive beam of the first wireless terminal, and a second receive antenna array having a plurality of second receive antennas for forming a spatially beamformed second receive beam directed toward the transmit beam of the first terminal.

A system for diffraction of an electromagnetic wave includes a substrate, a transmission unit, and a plurality of antennas. The substrate is made of a second medium. The transmission unit is disposed on the substrate. The transmission unit has a plurality of transmission lines. Each of the transmission lines has a transmission line length that is associated with a first medium operation wavelength that is associated with an operation frequency. The transmission lines are connected successively. The antennas are disposed on the substrate, respectively.

An antenna system may include a first antenna, and a second antenna opposite the first antenna, wherein the first antenna and the second antenna are configured to provide omnidirectional coverage.

Incoming calls are received from audio capable devices. A call processing server receives an incoming call from an audio-capable device to a destination number, and detects availability for an ancillary source device linked to the audio-capable device. A set of data is provided to the ancillary source device. The set of data specifies graphical menu options for functions supported by the call processing server. The ancillary source device provides an indication of a selection of one of the graphical menu options. In response to the indication, a call transfer for the incoming call is implemented.

Incoming calls are received from audio capable devices. A call processing server receives an incoming call from an audio-capable device to a destination number, and detects availability for an ancillary source device linked to the audio-capable device. A set of data is provided to the ancillary source device. The set of data specifies graphical menu options for functions supported by the call processing server. The ancillary source device provides an indication of a selection of one of the graphical menu options. In response to the indication, a call transfer for the incoming call is implemented.

A multi-frequency array antenna and a communications system, where the multi-frequency array antenna includes a reflective plate and at least two microstrip antennas having different operating frequency bands, where each of the at least two microstrip antennas includes a respective feed network and a respective radiating element set, the at least two microstrip antennas include a first microstrip antenna and a second microstrip antenna, and there is an overlapping region between a graph constituted on the reflective plate by a plurality of radiating elements in a first radiating element set of the first microstrip antenna and a graph constituted on the reflective plate by at least one radiating element in a second radiating element set of the second microstrip antenna. The size of the multi-frequency array antenna is reduced.

Embodiments of the disclosure relate to an antenna unit. The antenna unit includes a first antenna plate and a second antenna plate. The second antenna plate is spatially disposed from the first antenna plate. A glass frame is disposed between the antenna plates, defining an internal cavity. The antenna unit also includes a printed circuit board (PCB), a first and second integrated circuits (IC) mounted to the at least one PCB. The first IC is configured to send/receive signals at a first frequency. The second IC is configured to send/receive signals at a second frequency different from the first frequency. The antenna unit also includes a waveguide elements configured to transmit signals at the first and second frequencies through respective first and second waveguide channels. The antenna plates, the glass frame, and PCB comprise a material that transmits at least 50% of incident light in the visible spectrum.

A fixed wireless access radio is disclosed that is compact, light and low power for street level mounting, operates at 100 Mb/s or higher at ranges of 300 m or longer in obstructed LOS conditions with low latencies of 5 ms or less, can support PTP and PMP topologies, uses radio spectrum resources efficiently and does not require precise physical antenna alignment.