A system for interference suppression onboard a satellite includes a beamforming module that processes radio-frequency (RF) signals originated from a plurality of antenna elements of an array antenna to generate multiple analog signals. At least one of the analog signals is an anti-interference signal. Analog-to-digital converters convert the analog signals to a number of digital signals. A processing module processes the digital signals to generate a phase and amplitude control signal. A summation module generates one or more composite signals with reduced interference.

The embodiments of the present application disclose an antenna array control apparatus, method, and system. The apparatus includes a link establishing unit, multiple modems, and multiple AISG interfaces, and the AISG interfaces are configured to receive an antenna array configuration signal; the multiple modems are connected to the link establishing unit, and the modems are configured to decode the antenna array configuration signal to obtain an antenna array configuration instruction; and the link establishing unit is connected to multiple electric motors and configured to establish a communications link between each electric motor and one modem according to the antenna array configuration instruction. The multiple AISG interfaces are used in the apparatus as control ports, and a communications link between an antenna array and the multiple AISG interfaces can be connected in multiple manners, so that multiple antenna arrays are more flexibly controlled.

Devices, systems, and methods for providing improved network performance in wireless communications networks using intelligent radiation selection are provided. A radio is communicatively coupled to an antenna and configured to provide a signal to the antenna for broadcast from a cell site. One or more input components are communicatively coupled to the radio to provide information on at least one of an internal or an external condition of the antenna, so that the radio can adjust or modify the signal provided to the antenna to change an emitted pattern of radiation from the antenna to reduce signal loss, or recover or help maintain an area of coverage provided by the antenna.

An antenna alignment system for a directional antenna may include an antenna alignment device to be temporarily mounted to the directional antenna to determine antenna positioning data therefor. The antenna alignment system may also include a technician tool mount associated with the antenna alignment device. The antenna alignment device may also include a technician tool configured to be temporarily mounted to the technician tool mount, and acquire an image looking in a direction outward from the directional antenna.

A remotely controllable antenna mount for use with a wireless telecommunication antenna provides mechanical azimuth and tilt adjustment using AISG compatible motor control units and AISG control and monitoring systems to remotely adjust the physical orientation of the antenna. The mount control units are serially interconnected with AISG antenna control units which adjust electronic tilt mechanisms within the antenna itself. An AISG compatible mount azimuth control unit drives rotatable movement of the antenna through a range of azimuth angle positions. The antenna mount further includes a mechanical downtilt assembly interconnected between the antenna interface and the antenna. An AISG compatible mount tilt control unit drives linear movement of an actuator assembly and corresponding pivoting of the antenna through a range of tilt angle positions.

A method of adjusting at least one cellular communications antenna mounted on an antenna structure, wherein the antenna, and/or direction of the radiation pattern of the antenna, is movable relative to the antenna structure, the method comprising the steps: determining or retrieving current position values of the antenna, and/or direction of the radiation pattern of the antenna, in first, second and third dimensions; receiving a desired position value for the antenna, and/or direction of the radiation pattern of the antenna, in the first dimension relating to a desired position of the antenna; determining a new position value for the antenna, and/or direction of the radiation pattern, of the antenna in the second dimension based on required movement of the antenna, and/or direction of the radiation pattern of the antenna, relative to the antenna structure to reach the desired position value in the first dimension; determining a new position value for the antenna, and/or direction of the radiation pattern of the antenna, in the third dimension based on required movement of the antenna relative to the antenna structure to reach the desired position value in the first dimension; calculating the difference between the current and new position values in the second dimension; calculating the difference between the current and new position values in the third dimension; adjusting the position of the antenna, and/or direction of the radiation pattern of the antenna, towards the desired position by moving the antenna, and/or direction of the radiation pattern of the antenna, relative to the antenna structure based at least in part on the calculated difference of first and second positions in at least the second dimension.

A wireless communication system provides an antenna apparatus for the wireless communication system. The antenna apparatus includes a base, a plurality of Yagi-Uda antenna modules disposed in a specific arrangement, a plurality of floating metal modules correspondingly installed in upper portions of the Yagi-Uda antenna modules and selectively connected to a corresponding Yagi-Uda module among the plurality of Yagi-Uda antenna modules, a switching element for selectively switching the floating metal module and the Yagi-Uda antenna module, and a controller for controlling the Yagi-Uda antenna module to comprise a directivity in a desired direction by selectively switching the switching element.

A wireless communication system provides an antenna apparatus for the wireless communication system. The antenna apparatus includes a base, a plurality of Yagi-Uda antenna modules disposed in a specific arrangement, a plurality of floating metal modules correspondingly installed in upper portions of the Yagi-Uda antenna modules and selectively connected to a corresponding Yagi-Uda module among the plurality of Yagi-Uda antenna modules, a switching element for selectively switching the floating metal module and the Yagi-Uda antenna module, and a controller for controlling the Yagi-Uda antenna module to comprise a directivity in a desired direction by selectively switching the switching element.

A multiple input, multiple output (“MIMO”) antenna system is provided for operation on a radio frequency (“RF”) module that may be used in a wireless access device. The MIMO antenna system includes a plurality of multi-band antenna elements connected to a radio in a MIMO configuration. The multi-band antenna elements and the radio are configured to operate on an RF module. A reflector is formed on the RF module to contain the plurality of multi-band antenna elements and a common director is positioned in front of the multi-band antenna elements to concentrate signal communication in a sector. The plurality of multi-band antenna elements are oriented to provide a sector coverage pattern formed by beam patterns generated by each of the multi-band antenna elements.

A mobile radio antenna comprises a multi beam forming device which comprises a drivable drive element having a drive shaft and at least two output shafts. Each output shaft is substantially parallel to the drive shaft. At least one output gear is rotationally fixed to the output shaft. At least two phase shifters are each operatively connected to a respective output shaft via a respective drive device. A changeover device enables the drive element to be operatively connected selectively to at least one of the output gears.