Abstract

A method and system for segmenting free space area, in real-time, based on data from an electromagnetic device may include: an image acquisition device adapted to capture an image of a scene; an electromagnetic device adapted to produce data corresponding to the scene; a non-transitory memory device, wherein modules of instruction code may be stored; and a processor, associated with the memory device, and configured to execute the modules of instruction code. Upon execution of said modules of instruction code, the processor may be configured to train a module to perceive elements in a scene.

IPC Classes  ?

• G06V 20/58 - Recognition of moving objects or obstacles, e.g. vehicles or pedestriansRecognition of traffic objects, e.g. traffic signs, traffic lights or roads
• G06T 7/12 - Edge-based segmentation
• G06V 20/56 - Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
• G06F 18/214 - Generating training patternsBootstrap methods, e.g. bagging or boosting

Abstract

An apparatus comprising a first antenna array and a second antenna array, each antenna array comprising a set of antennas, wherein for both antenna arrays, the positions of each two adjacent antennas are different in relation to a first axis and in relation to a second axis, perpendicular to the first axis.

IPC Classes  ?

• H01Q 1/22 - SupportsMounting means by structural association with other equipment or articles
• H01Q 21/28 - Combinations of substantially independent non-interacting antenna units or systems
• G01S 7/03 - Details of HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
• H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart

Abstract

Embodiments of the invention may provide a phase locked loop (PLL) for a long-range and short-range frequency-modulated carrier-frequency (FMCW) RADAR system, including: a single feedback loop for generating a control signal based on differences between an output signal of the RADAR and a reference signal; a first voltage-controlled oscillator (VCO) adapted to generate a first output signal having a first loop bandwidth using the control signal; a second VCO adapted to generate a second output signal having a second loop bandwidth using the control signal; and an output switch for selecting one of the first output signal and the second output signal and outputting the selected signal as the output signal of the RADAR.

IPC Classes  ?

• H03L 7/099 - Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
• H03L 7/093 - Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using special filtering or amplification characteristics in the loop
• G01S 7/35 - Details of non-pulse systems

Abstract

An antenna with multiple feeds of single polarization comprises an array of multiple antenna elements. An antenna assembly comprises a radiation unit, multiple RF feeding locations and a waveguiding structure configured to control the amplitude and phase of feeding signals that are directed to the feeding locations for achieving defined radiation beam shape and radiation bandwidth. The waveguiding structure is adapted to provide the RF signals to the multiple feeding locations in one of a single polarization and a linear polarization.

IPC Classes  ?

• H01Q 5/35 - Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes using two or more simultaneously fed points
• H01Q 9/04 - Resonant antennas

Abstract

An antenna with multiple feeds of single polarization comprises an array of multiple antenna elements. An antenna assembly comprises a radiation unit, multiple RF feeding locations and a waveguiding structure configured to control the amplitude and phase of feeding signals that are directed to the feeding locations for achieving defined radiation beam shape and radiation bandwidth. The waveguiding structure is adapted to provide the RF signals to the multiple feeding locations in one of a single polarization and a linear polarization.

IPC Classes  ?

• H01Q 9/04 - Resonant antennas
• H01Q 5/35 - Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes using two or more simultaneously fed points

Abstract

A waveguide junction comprising a dual-ridged base waveguide, a single-ridged first arm waveguide, connected to the base waveguide and a single-ridged, second arm waveguide, connected to the base waveguide and to the first arm waveguide.

IPC Classes  ?

• H01P 3/123 - Hollow waveguides with a complex or stepped cross-section, e.g. ridged or grooved waveguides
• H01P 5/20 - Magic-T junctions

Abstract

A method and system for segmenting free space area, in real-time, based on data from an electromagnetic device may include: an image acquisition device adapted to capture an image of a scene; an electromagnetic device adapted to produce data corresponding to the scene; a non- transitory memory device, wherein modules of instruction code may be stored; and a processor, associated with the memory device, and configured to execute the modules of instruction code. Upon execution of said modules of instruction code, the processor may be configured to train a module to perceive elements in a scene.

IPC Classes  ?

• G01S 13/86 - Combinations of radar systems with non-radar systems, e.g. sonar, direction finder
• G05D 1/02 - Control of position or course in two dimensions
• G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
• G01S 7/48 - Details of systems according to groups , , of systems according to group
• G06K 9/62 - Methods or arrangements for recognition using electronic means

Abstract

A method and system for segmenting free space area, in real-time, based on data from an electromagnetic device may include: an image acquisition device adapted to capture an image of a scene; an electromagnetic device adapted to produce data corresponding to the scene; a non- transitory memory device, wherein modules of instruction code may be stored; and a processor, associated with the memory device, and configured to execute the modules of instruction code. Upon execution of said modules of instruction code, the processor may be configured to train a module to perceive elements in a scene.

IPC Classes  ?

• G01S 13/86 - Combinations of radar systems with non-radar systems, e.g. sonar, direction finder

Abstract

An apparatus comprising a first antenna array and a second antenna array, each antenna array comprising a set of antennas, wherein for both antenna arrays, the positions of each two adjacent antennas are different in relation to a first axis and in relation to a second axis, perpendicular to the first axis.

IPC Classes  ?

• G01S 7/02 - Details of systems according to groups , , of systems according to group
• G01S 13/02 - Systems using reflection of radio waves, e.g. primary radar systemsAnalogous systems
• H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart
• H01Q 21/08 - Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along, or adjacent to, a rectilinear path

Abstract

An apparatus comprising a first antenna array and a second antenna array, each antenna array comprising a set of antennas, wherein for both antenna arrays, the positions of each two adjacent antennas are different in relation to a first axis and in relation to a second axis, perpendicular to the first axis.

IPC Classes  ?

• H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart
• H01Q 21/08 - Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along, or adjacent to, a rectilinear path
• G01S 13/02 - Systems using reflection of radio waves, e.g. primary radar systemsAnalogous systems
• G01S 7/02 - Details of systems according to groups , , of systems according to group

Abstract

A system and a method for training a machine learning (ML) model to enhance a performance of an electromagnetic (EM) sensor, the method including: receiving one or more first data elements pertaining to a first signal of an EM sensor having a first performance parameter value; receiving one or more second data elements pertaining to a second signal of a data generator having a second performance parameter value; and training the ML model to generate a third signal, using the one or more first data elements as a training data set and using the one or more second data elements as supervisory data, where the third signal is characterized by a third performance parameter value that is higher than the first performance parameter value.

IPC Classes  ?

• G01S 13/89 - Radar or analogous systems, specially adapted for specific applications for mapping or imaging
• G01N 3/08 - Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces

Abstract

A radome shell for shielding a radio-frequency (RF) antenna, the radome shell comprising one or more layers of dielectric material. At least one layer comprises a plurality of repetitive gaps, and at least one of width, length and depth of the repetitive gaps is of an order of magnitude of a working frequency wavelength of the RF antenna or one order of magnitude smaller than the working frequency wavelength of the RF antenna.

IPC Classes  ?

• H01Q 1/42 - Housings not intimately mechanically associated with radiating elements, e.g. radome
• H01Q 17/00 - Devices for absorbing waves radiated from an antenna Combinations of such devices with active antenna elements or systems
• H01Q 15/00 - Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices

Abstract

A radome shell for shielding a radio-frequency (RF) antenna, the radome shell comprising one or more layers of dielectric material. At least one layer comprises a plurality of repetitive gaps, and at least one of width, length and depth of the repetitive gaps is of an order of magnitude of a working frequency wavelength of the RF antenna or one order of magnitude smaller than the working frequency wavelength of the RF antenna.

IPC Classes  ?

• H01Q 1/42 - Housings not intimately mechanically associated with radiating elements, e.g. radome
• H01Q 1/52 - Means for reducing coupling between antennas Means for reducing coupling between an antenna and another structure
• H01Q 1/40 - Radiating elements coated with, or embedded in, protective material

Abstract

A waveguide junction comprising a dual-ridged base waveguide, a single-ridged first arm waveguide, connected to the base waveguide and a single-ridged, second arm waveguide, connected to the base waveguide and to the first arm waveguide.

IPC Classes  ?

• H01P 5/20 - Magic-T junctions
• H01P 5/12 - Coupling devices having more than two ports

Abstract

A waveguide junction comprising a dual-ridged base waveguide, a single-ridged first arm waveguide, connected to the base waveguide and a single-ridged, second arm waveguide, connected to the base waveguide and to the first arm waveguide.

IPC Classes  ?

• H01P 5/20 - Magic-T junctions

Abstract

An apparatus for feeding an antenna array may include a first layer including one or more antennas; a second layer adapted to convey an electromagnetic wave; and an aperture in a wall of the second layer enabling the electromagnetic wave to reach the first layer.

IPC Classes  ?

• H01Q 1/38 - Structural form of radiating elements, e.g. cone, spiral, umbrella formed by a conductive layer on an insulating support
• H01Q 21/00 - Antenna arrays or systems
• H01Q 21/06 - Arrays of individually energised antenna units similarly polarised and spaced apart