Radio Wave Reradiation/Reflection TRIZ Cases

A radar transceiver uses a mux-adder to process reflected RF signals via a two-dimensional antenna array.

Processor adjusts lower boundary of relevant weather envelope using vertically integrated reflectivity calculations from 3D radar data.

A radar device calculates receive power by decomposing signals into mode vectors and orthogonal components.

A radar ranging method selects timing points on the rising edge of saturated echo signals to calculate distance.

Interpolated virtual aperture radar tracking generates virtual array elements from sparse physical sensors to achieve high angular resolution.

Waveguide structure transmits local oscillator signals to reduce transmission complexity and volume in compact radar sensors.

Extracting amplitude, phase, and magnitude features from radar images to verify object identity.

A displacement sensor measures radar movement against a fixed reference member, eliminating complex acceleration sensor comparisons.

A vehicle radar system detects blockages by comparing camera-detected objects with radar returns to identify sensor faults.

Dynamic parameter adjustment of multiple vehicle radar sensors reduces energy consumption and data traffic while maintaining detection reliability.

A 3D all-round body surface detection device uses velocity-triggered microwave scanning to capture motion-free images of moving subjects.

Multi-frequency radar systems classify life forms by extracting biometric data via Doppler spectra, overcoming range sidelobe interference.

A radar apparatus uses an adder to combine received video signals before a single analog-to-digital converter.

A radar signal processing method extracts chirp sequences from array antenna signals to generate range-Doppler maps for target detection.

A dual pulse repetition frequency processing method converts radar signals to frequency domain information using 2D FFT algorithms.

Directional polarized waves and time of flight measurements achieve centimeter geolocation accuracy without strict time synchronization.

Segmenting low-power wireless devices from high-precision measuring stations mitigates relay attacks while maintaining power constraints.

Azimuth segmentation applies independent bin corrections to resolve non-uniform error distribution across the field of view.

Coherent burst filtering merges multi-channel spectra to resolve ambiguous Doppler shifts while maintaining extended unique range.

Segmenting pulses into orthogonal partial signals eliminates blind ranges and resolves Doppler ambiguities for fast-moving targets.

A corner reflector target enables in-cabin radar sensor calibration by providing known locational parameters for detection.

A multi-stage angle of arrival estimation system uses perpendicular uniform linear and rectangular antenna arrays to detect object orientation.

Angle fit quality analysis detects radar sensor icing by comparing antenna signals against expected characteristics.

Logical separation of configuration and signal processing units enables dynamic mode switching in MIMO radar systems without altering core algorithms.

Millimeter-wave radar sensor extracts interferometric phase to assess structural integrity, eliminating hazardous physical access required by contact sensors.

A network of radar nodes transmits overlapping beams to detect and classify moving objects using Doppler characteristics.

A radar device selects the transmission position yielding the strongest retransmitted signal to track aircraft.

A transponder beacon formats GPS data into ADS-B squitter messages for unmanned aerial vehicles.

Spectral subtraction in frequency bins reduces background interference energy while maintaining detection precision.

A motor vehicle radar system forms distance and speed hypotheses using a single chirp pair to increase update rates.

Vertical profile display renders weather blocks to show three-dimensional conditions relative to flight path altitude.

Aircraft weather radar system fuses reflectivity, temperature, and wind data to detect ice crystals.

Pre-calculating wall reflection image locations reduces computation time while maintaining target location accuracy in through-wall radar systems.

Orthogonal phase coding in multi-channel radar sectors achieves fine angular resolution without increasing sensor count or energy consumption.

Electronic beam synthesis forms multiple pencil beams to map ground topography beneath helicopters.

A vehicle radar controller dynamically adjusts detection range and beamforming using a single sensor unit.

Alternating corner frequencies calibrate the oscillator while evaluating mixer bias dynamics for channel status identification.

A passive secondary surveillance radar system processes P2 pulses to determine staggered patterns and predict interrogation times for accurate object positioning.

A radar apparatus generates transmission signals using Spano code sequences to suppress interference in reception signals.

A lacunar filter attenuates parasitic energy in frequency-domain radar images.

Segmenting overlapped MIMO arrays into virtual layers prevents energy loss during keystone processing while maintaining channel magnitudes.

Synthesizes discrete band signals on a time base to transmit all bands within the longest required transmission time.

A direct-to-digital radar system uses a high-speed ADC to digitize RF signals immediately at the antenna.

A radar sensor cleaning system sprays fluid on the external structure to remove debris when signal quality drops below a defined threshold.

Phase compensation and low pass filtering remove spurious reflections from beat signals, improving distance measurement precision.

A radar signal correction method interpolates interference zones using extracted main peaks to maintain smooth spectral curves.

A UWB radar device routes a single signal generator through a selector to multiple antennas.

Shifting pre-detections in a carrier-fixed grid across antenna revolutions confirms slow-moving targets buried in clutter while reducing false alarms.