Metawave Corporation

Other

Space Exploration Technologies Corp.

Pivotal Commware, Inc.

Chiara Pelletti

Maha Achour

Yan Wang

George Daniel

Alireza Mahanfar

Jun Fang

Nil Apaydin

Souren Shamsinejad

Bernard D Casse

Raul Inocencio Alidio

Taha Shahvirdi Dizaj Yekan

Asmita Dani

Bernard Casse

Taha Yekan

Examples disclosed herein relate to methods and apparatuses for an antenna structure having reactance control of an array of radiating elements to achieve radiation beam tilting.

Meta-structure antenna array

The reflect array system includes a resonant structure formed of an array of resonant cells and for passive reflection of incident signals. The resonant structure generates a radio frequency ('RF') signal that is shaped and steered by the reflect array.

Smart infrastructure sensing and communication system

Examples disclosed herein relate to a phased array antenna system for use with a Low Earth Orbit ('LEO') satellite constellation. The phased array antenna system has a plurality of antenna panels positioned in a dome and an antenna controller to control the plurality of antenna panels, the controller directing a first antenna panel to transmit a first signal and a second antenna panel to transmit a second signal to a LEO satellite, the first signal having a first phase and the second signal having a second phase different from the first phase.

Phased array antenna for use with low earth orbit satellite constellations

In some embodiments, an apparatus includes a plurality of first conductive traces oriented in a first direction in a first layer and plurality of second conductive traces oriented in a second direction in a second layer coupled by vias to define first hierarchical networks. A plurality of third conductive traces oriented in the first direction in a third layer and a plurality of fourth conductive traces oriented in the second direction in a fourth layer are coupled by vias to define second hierarchical networks. Open ends of the first or second traces at a last stage of the first hierarchical networks comprise first ends and open ends of the third or fourth traces at a last stage of the second hierarchical networks comprise second ends. A first end and a corresponding second end are non-collinear to each other and perpendicular to a major plane of the first layer.

Beamformer lattice for phased array antennas

Examples disclosed herein relate to a range adaptable antenna system for use in autonomous vehicles. The antenna system has a connector and a transition layer to receive an RF transmission signal from a transmission signal controller, a range adaptable power divider layer coupled to the connector and transition layer to divide the RF transmission signal into a plurality of transmission signals to propagate through an array of transmission lines, with a set of transmission lines from the array of transmission lines having a set of switches, an RFIC layer having a plurality of phase shifters to apply different phase shifts to the plurality of transmission signals and generate a plurality of phase shifted transmission signals, and an antenna layer having an array of superelements for radiating the plurality of phase shifted transmission signals, wherein a set of superelements is connected to the set of switches in the range adaptable power divider layer for deactivation.

Range adaptable antenna system for autonomous vehicles

Examples disclosed herein relate to a radiating structure. The radiating structure has a transmission array structure having a plurality of transmission paths with each transmission path having a plurality of slots and a pair of adjacent transmission paths forming a superelement. Each superelement has a phase control module to control a phase of a transmission signal. The radiating structure also includes a radiating array structure having a plurality of radiating elements configured in a lattice, with each radiating element corresponding to at least one slot from the plurality of slots and the radiating array structure positioned proximate the transmission array structure. A feed coupling structure is coupled to the transmission array structure and adapted for propagation of a transmission signal to the transmission array structure. The transmission signal is radiated through at least one superelement and at least one of the plurality of radiating elements and has a phase controlled by the phase control module in the at least one superelement.

Method and apparatus for an active radiating and feed structure

Transitional elements to offset a capacitive impedance in a transmission line are disclosed. Described are various examples of transitional elements in a multilayer substrate that introduce a transitional reactance to cancel the transmission line capacitive effects. The transitional elements reduce insertion loss.

Transition in a multi-layer substrate between a substrate integrated waveguide portion and a coplanar waveguide portion

Examples disclosed herein relate to a multi-layer, multi-steering (MLMS) antenna array for autonomous vehicles. The MLMS antenna array includes a superelement antenna array layer comprising superelement subarrays, in which each superelement subarray includes radiating slots for radiating a transmission signal. The MLMS antenna array also includes a power divider layer coupled to the superelement antenna array layer and configured to serve as a feed to the superelement antenna array layer, in which the power divider layer is coupled to phase shifters that apply different phase shifts to transmission signals propagating to the superelement antenna array layer. The MLMS antenna array also includes a transition layer configured to couple the power divider layer and the superelement antenna array layer to the phase shifters through transition structures such as through-hole vias. Other examples disclosed herein include a radar system for use in an autonomous driving vehicle.

Multi-layer, multi-steering antenna system for autonomous vehicles

Examples disclosed herein relate to a Meta-Structure ('MTS') antenna system with adaptive frequency-based power compensation. The MTS antenna system includes a radiating array structure having a plurality of radiating elements, and a transmission array structure coupled to the radiating array structure and feeding a transmission signal through to the radiating array structure. The transmission array structure has a plurality of super element transmission paths, each having a plurality of vias to form transmission paths and a plurality of slots for feeding the transmission signal to the radiating array structure, and a plurality of power amplifiers coupled to an adaptive feedback module, each power amplifier coupled to a super element transmission path, the adaptive feedback module to adjust a power gain at a center frequency.

Meta-structure antenna system with adaptive frequency-based power compensation

A radar system having multiple layers and a radiating array of elements, wherein signals are presented to the elements as they propagate through a slotted wave guide.

Method and apparatus for radiating elements of an antenna array

Examples disclosed herein relate to a multi-layer, multi-steering ('MLMS') antenna array for millimeter wavelength applications. The MLMS antenna array includes a superelement antenna array layer comprising a plurality of superelement subarrays, in which each superelement subarray of the plurality of superelement subarrays includes a plurality of radiating slots for radiating a transmission signal. The MLMS antenna array also includes a power division layer configured to serve as a feed to the superelement antenna array layer, in which the power division layer includes a dielectric layer interposed between a plurality of conductive layers. The MLMS antenna array also includes a top layer disposed on the superelement antenna array layer. The top layer may include a superstrate or a metamaterial antenna array. Other examples disclosed herein include a radar system for use in an autonomous driving vehicle.

Multi-layer, multi-steering antenna array for millimeter wave applications

The present disclosures provide methods and apparatuses for a metamaterial antenna structure having a plurality of super elements of slotted transmission lines. The metamaterial antenna structure has an aperture structure with apertures positioned in a specific orientation relative to a centerline of the aperture structure and configured to propagate transmission signals from a distributed feed network through the apertures. The metamaterial antenna structure also has a transmission array structure comprising a plurality of transmission lines coupled to the aperture structure and configured to propagate the transmission signals from the aperture structure through one or more slots in the transmission array structure, in which the apertures of the aperture structure are interposed between the slots. The metamaterial antenna structure also has a radiating array structure coupled to the transmission array structure and configured to radiate the transmission signals from the transmission array structure.

Metamatertial, antenna array having an aperture layer

Examples disclosed herein relate to a reflector device, having a first conductive layer of substrate, a dielectric layer of substrate, and a second conductive layer patterned with a first and a second set of frequency selective elements configured to reflect an incident electromagnetic radiation beam into a plurality of reflected beams at phase angles different from that of the incident electromagnetic radiation beams.

Frequency-selective reflector module and system

Examples disclosed herein relate to an analog beamforming antenna for millimeter wavelength applications. The analog beamforming antenna includes a superelement antenna array layer comprising an array of superelements, in which each superelement includes a coupling aperture oriented at a predetermined non-orthogonal angle relative to a plurality of radiating slots for radiating a transmission signal. The analog beamforming antenna also includes a power division layer configured to serve as a feed to the superelement antenna array layer, in which the power division layer comprising a plurality of phase control elements configured to apply different phase shifts to transmission signals propagating to the superelement antenna array layer. The analog beamforming antenna also includes a top layer disposed on the superelement antenna array layer. The top layer may include a superstrate or a metamaterial antenna array. Other examples disclosed herein include a radar system for use in an autonomous driving vehicle.

Growing community of inventors

Palo Alto, CA, United States of America

Chiara Pelletti