Radio Wave Reradiation/Reflection TRIZ Cases

Angle sensor detects arm rotation to correct object position data, resolving accuracy loss from wind-induced shifts.

Measuring device generates radar signals from digital references and applies frequency shifts to determine the ambiguity function.

A system adjusts lens focus using radar distance and lens temperature data to track moving targets.

Speech recognition module extracts call signs from air traffic control voice transmissions to visually augment aircraft icons on cockpit displays.

A ghost target consistency monitor analyzes radar signals to distinguish legitimate objects from false detections.

A frequency-modulated continuous-wave radar sensor employs specialized modulation sequences to measure vehicle velocity via road surface echoes.

Virtual linear array signals enable precise ghost target determination in nonlinear radar systems.

A spread spectrum radar device selects unique signal sequences based on vehicle elevation to prevent cross-device interference.

Calibrating DC offset and phase imbalance via elliptical trajectory analysis cancels clutter effects in Doppler radar displacement monitoring.

Self-calibrating radar systems use optical sensors to align antenna arrays, correcting phase errors caused by element spacing without external hardware.

Radar transmits circular polarization waves to estimate target orientation, detecting suspended wires and pylons in adverse weather.

A radar processing system projects velocity vectors between return pairs to identify and exclude phantom reflections from sensor data.

A vehicle radar system segments its detection volume into partial volumes to perform localized velocity estimation for each region.

A radar system predicts vehicle speed and classifies targets to select between two velocity estimation methods.

A radar sensor calibration method processes radial velocity and angle data from moving targets to enable online adjustments.

Motion Extended Array Synthesis overcomes physical infrastructure limits by creating large virtual arrays via differential motion.

A control device manages radar sensor switching states to minimize activation time during vehicle manufacturing.

Continuous wave Doppler radar measures radial speed components to determine projectile trajectories.

Segmented Doppler filtering resolves clutter discrimination trade-offs by applying distinct processing bands to suppress false alarms.

A radar controller calculates target yaw-rate using present and prior range, range-rate, and azimuth data from multiple scattering points.

A three-channel automotive radar system uses spaced antennas and a switch to generate distinct phase curves.

FMCW radar detects stationary humans by analyzing periodic respiratory micro-motions against a commissioning baseline image.

A Faraday cage confines radio frequency radiation to detect body movements inside loads without operator intrusion.

Clustering unit groups persistent scatterers by position and phase to resolve layover mixing in SAR images.

Dual radar beams calculate target speed via time-delay estimation, reducing measurement errors from beam-spreading and fading.

Processor segments weather radar data by priority and compresses low-priority streams for transmission over limited VHF datalink bandwidth.

A synthetic antenna method applies penumbra compensation to distance measurements, sharpening shadows in focused images.

Centralized clock generation reduces power losses and cost by extracting processing from sensor heads while ensuring coherent operation.

Multiple acquisition heights resolve angular resolution degradation across a 360-degree field of view, enabling accurate surface deformation monitoring.

Linear equation systems with arctan functions correct monopulse bearing values to eliminate errors from failed antenna elements.

Inverting Doppler methods, the processor tracks range bin position changes to resolve high-speed targets without pulse repetition interval constraints.

A configurable FMCW radar sensor redefines detection thresholds dynamically using rolling averages from previous scans to adapt to changing environmental conditions.

A radar system reduces emitted pulse energy to filter non-relevant returns from ground infrastructure.

Millimeter-wave radar imaging replaces mechanical measurement systems that damage crops, enabling reliable yield prediction up to two months before harvest.

Radar apparatus detects observation point relative speed and azimuth to identify moving objects instantaneously.

Frequency and time offset modulation separates overlapping chirp signals in the range spectrum domain to construct larger MIMO virtual arrays.

A software defined automotive radar system uses digital FIR filters to generate complementary signals for self-interference noise cancellation.

Fits noise data to a Rayleigh distribution model for accurate constant false alarm rate threshold determination in automotive radar systems.

Segmenting the search area enables parallel radar scanning across multiple missiles, maximizing detection probability while minimizing redundant searches.

Offset corrections adjust minimum limiting values to generate full warning signals earlier, resolving blind spots in vehicle corner regions.

Post-processing digitized radar signals using Fast Fourier Transform to generate spectra and images for low transmission power detection.

Velocity bin segmentation resolves Doppler-induced ranging errors while maintaining high measurement precision.

An active reflected wave detector measures environmental reflections to verify object presence before triggering camera capture.

A modulation circuit regulates chirp signal envelope magnitudes to suppress false echoes in frequency-modulated continuous-wave radar systems.

A radar device classifies echo data by analyzing planar continuity and temporal behavior across multiple scans to distinguish targets from interference.

Radar apparatus pairs peak signals from frequency periods to identify target positions.

Comparing the first reflected part with a time-inverted version of the second reflected part estimates non-flat colored noise for improved target detection.

A radar sensor uses a crystal-less signal synthesizer to generate frequency-modulated RF signals for distance measurement.

Vibrational radar backscatter communications encode messages into millimeter wave reflections using a vibrating transponder.