Radio Wave Reradiation/Reflection TRIZ Cases

A sliding window discrete Fourier transform module processes pulsed radar signals to detect police activity with high speed.

A variable integration time Doppler filter bank adjusts processing duration per frequency to enhance signal discrimination.

Stereo radars generate multi-axis velocity images to resolve single-sensor radial speed limitations and improve trajectory prediction.

Orthogonal coding sequences separate weak cable echoes from strong ground clutter, resolving precision complexity trade-offs in aviation safety.

Low intermediate frequency LFMCW radar system reduces power consumption and weight for small unmanned aerial vehicles.

A modulated continuous wave ultrasonic positioning system uses phase analysis to determine object location.

Correlates comparison signals between non-coherent transceiver units to suppress phase noise interference.

A radar signal processing unit separates reception signals using correlation matrices and eigenvectors to detect targets.

A vehicle control apparatus generates objects from previous scan information to maintain target detection.

Radar system adapts tracking algorithms to sea clutter and wind direction, reducing operator workload while improving detection accuracy.

A silicon-based picosecond pulse radiator generates a THz frequency comb to detect object micro-motion signatures via Doppler shifts.

Radar movement estimation corrects gyroscope drift by feeding back absolute direction data, maintaining accuracy during wheel slip.

Continuous radar sensor recalibration compensates for adjustment errors during vehicle operation.

Automated inter-sensor calibration aligns radar and camera tracks using redundant data to maintain consistent object tracking.

A passive radar operating method taps the signal source before transmission to provide a clean reference signal for correlation processing.

A radar device estimates ghost positions and speeds to exclude false targets from detection candidates.

A radar signal processing method applies auto-correlation to reception signals and calculates beat frequencies to extract target location information.

Radar breathing signal detection uses SVD clutter suppression to resolve noise interference and improve target discrimination accuracy.

A radar system classifies targets using differential reflectivity and phase data from distinct polarization channels.

Measuring system estimates pitch, yaw, and roll angles of a vehicle radar transceiver using multiple target objects.

Dynamic attenuation control merges discrete delay segments into a coherent output, eliminating high-frequency phase jumps during distance segment transitions.

Compression units reduce phase difference data dimensionality before noise removal and interpolation, improving unwrapping accuracy despite signal loss.

Finite state machines apply Barker codes to chirp phases, improving angular resolution and reducing side lobes in millimeter-wave radar systems.

Automotive radar systems modulate transmit power based on detected object range and velocity to optimize energy usage.

Multi-radar technique filters output signals to differentiate aircraft returns from wind turbine interference.

Processor segments radar returns using database terrain data to filter weather signals, reducing false detection rates in terrain awareness systems.

Embedding content signals into FMCW radar waveforms mitigates dispersion-induced residual errors to maintain accurate object positioning.

A precursor based penetrating radar system transmits radio frequency signals to detect objects through dense media.

Pseudo-random frequency hopping resolves the trade-off between distance resolution and jamming resistance in complex electromagnetic environments.

An aircraft weather radar system identifies potential ice regions by correlating radar returns with temperature and wind data.

A radar sensor calibration method uses vehicle movement relative to known reference objects to determine precise position and orientation.

A millimeter wave radar model calculates reflection intensity to determine object visibility in intelligent vehicle simulations.

A radar device extracts peak complex signal values from real received signals to determine target distance and velocity.

A dual processing method generates separate range/Doppler images for moving and stationary objects using tailored clustering algorithms.

Multi-pass synthetic aperture radar phase histories replace missing data samples caused by notch filtering, repairing image artifacts without degrading quality.

Segmented filtering stages using an excess coherency factor image distinguish legitimate movers from azimuth sidelobes and spurious signals.

A radar sensor synchronizes high-frequency modules using phase detectors and adjustable phase shifters.

Segments correction into independent factors per spatial point to mitigate time-varying phase aberrations without increasing global computational load.

Segmenting vehicle radar targets into primary and secondary groups reduces computational load while maintaining measurement precision.

Integrating onboard radar with external data extends the vertical weather profile beyond 100 nautical miles, resolving limited long-range situational awareness.

Segmented parallel sampling distributes the acquisition burden across lower-speed channels, improving noise efficiency while maintaining measurement resolution.

A pulse radar device shapes received signal trailing edges to enable accurate short-distance target detection.

Distributing radar computations across cascaded MMIC units reduces memory usage and latency while improving angular resolution.

A moving object detector extracts phase values from channel impulse responses to form a phase signal for target comparison.

A frequency modulated continuous wave radar system generates one-dimensional feature vectors from micro-Doppler spectrograms for object classification.

Microcontroller switches radar antenna arrays between energy-saving and detection modes, reducing power consumption while maintaining temporal resolution.

Segmented chirp sequences with varying bandwidths increase maximum unambiguous radial velocity while maintaining range resolution.

Radar impulse measurements identify object positions to resolve localization accuracy and reliability trade-offs in changing environments.