H01Q25/005

Flight vehicle and communication system
11641056 · 2023-05-02 · ·

[Problems to be Solved] To provide a flight vehicle and a communication system which can relay communications between transmission and reception antennae that are located farther from each other by using antennae capable of receiving information transmitted from a transmission antenna located in a wider range than a range of a linear directed antenna can receive. [Solution] A flight vehicle 1 according to the present invention comprises one or more linear array antennae (antennae 4); and a controller 2 configured to be capable to execute: a process of receiving information by one or more of the antennae 4, a process of outwardly transmitting said information by one or more of the antennae 4. In the communication system C of the present invention, which includes said flight vehicle 1, the transmission antenna T1 and the reception antenna R1 differ from each other. In the flight vehicle 1 of the present invention, it is preferable that the antennae 4 that receives the information and the antennae 4 that transmits the information differ from each other.

THREE-DIMENSIONAL ANTENNA MODULE

A three-dimensional antenna module includes a first antenna, a second antenna, and a conductor. The first antenna includes a first main radiator and a first feeding section connected to the first main radiator. The first main radiator includes a first open end and a second open end. The first main radiator is bent to form a first opening. The second antenna includes a second main radiator and a second feeding section connected to the second main radiator. The second main radiator includes a third open end and a fourth open end. The second main radiator is bent to form a second opening. A direction the first opening faces is different from a direction the second opening faces. The conductor is disposed between the first antenna and the second antenna.

Compact, multi-port, MIMO antenna with high port isolation and low pattern correlation and method of making same

An antenna includes a ground support, an electrically conductive, endless element mounted at a distance relative to the ground support, and a trio of ports arranged along the endless element for conveying radio frequency signals in an operating band of frequencies. The antenna is compact and has high port isolation and low pattern correlation due to successively spacing the ports apart along the endless element by a spacing of one-half of a guided wavelength at a center frequency of the operating band.

Multifunctional Radar Systems and Methods of Operation Thereof

An earphone device includes a housing comprising a top region and a bottom region, an acoustic transducer disposed in the bottom region of the housing, and a radar system disposed in the top region of the housing. The radar system includes a first side and an opposite second side. The radar system is configured to detect a first object located on the first side of the radar system, and detect biometric data from a second object located on the second side of the radar system.

Antennas including an array of dual radiating elements and power dividers for wireless electronic devices
09843111 · 2017-12-12 · ·

A wireless electronic device includes dual radiating antennas, with each of the dual radiating antennas including a first radiating element and a second radiating element. The wireless electronic device includes power dividers, a respective one of which is associated with a respective one of the dual radiating antennas and is configured to divide the power of a signal into a first portion of the power and a second portion of the power. The first portion of the power is applied to a respective first radiating element and the second portion of the power is applied to the respective second radiating element. The wireless electronic device is configured to resonate at a resonant frequency corresponding to the first radiating element and/or the second radiating element of at least one of the plurality of dual radiating antennas when excited by a signal transmitted by at least one of the plurality of dual radiating antennas.

Method and system for controlling a modal antenna

An antenna system is provided. In one example, the system includes a modal antenna having a driven element and a parasitic element. The system includes a radio frequency circuit. The system includes a transmission line coupling the radio frequency circuit to the modal antenna. The radio frequency circuit is configured to modulate a control signal onto an RF signal to generate a transmit signal for communication over the transmission line to the tuning circuit. The control signal can include a frame having a plurality of bits associated with the selected mode of the antenna. The radio frequency circuit is configured to encode the plurality of bits associated with the selected mode in accordance with a coding scheme. The coding scheme specifies a unique code for each mode of the plurality of modes. The unique code for each mode of the plurality of modes differs by at least two bits relative to the unique code for each other mode of the plurality of modes.

Devices, systems, and methods for directional antennas that protect sensitive zones
11677165 · 2023-06-13 · ·

A set of headphones include a zone that is sensitive to electromagnetic radiation, a first earpiece including a first directional antenna operable at a first frequency and having a first radiation pattern radiating away from the zone, and a second earpiece including a second directional antenna operable at the first frequency and having a second radiation pattern radiating away from the zone.

ANTENNA ARRAY MODULE

An antenna array module for a communication system on a cargo ship, includes at least a first, a second and a third antenna element, each mounted on a ground plane and containing an antenna feed. The first antenna element is tilted with respect to the second antenna element. The first and the second antenna element are arranged to radiate mainly towards a first path along the cargo ship and the third antenna element is arranged to radiate mainly towards a second path opposite to the first path.

ANTENNA SYSTEM

An antenna system comprises a substrate, an antenna positioned on the substrate, and a circuit component positioned on the substrate. The antenna is positioned on a first surface of the substrate and operable to emit a radiation pattern. The circuit component is positioned on the substrate in a null region of the radiation pattern. The thickness of portions of the substrate are modified to achieve a desired performance characteristic of the antenna.

Method and system for establishing microlocation zones

A method and system of creating microlocation zones by defining virtual boundaries using a system of one or more transmitters and receivers with one or more spatially-correlated antennas.