Radio Wave Reradiation/Reflection TRIZ Cases

A signal processing device synthesizes multiple cross-correlation functions to detect target objects based on their motion characteristics.

Phase compensation circuit aligns Fourier transformation outputs across multiple receiver circuits to maintain signal coherence.

Merging X-band and S-band radar data into a single buffer table creates a 360-degree view on one PPI, eliminating blind zones and handoff inaccuracies.

A wireless tag communication device estimates RFID tag locations using position detection sensors and multi-point reading results.

A model-based processing unit computes signal delays and amplitudes to resolve distorted views of elongated objects embedded in concrete.

Segmenting receive calibration from transmit beamforming reduces measurement time while maintaining precision across multiple beam configurations.

A radar sensor method subdivides the positioning angle range into multiple sectors for separate statistical evaluation to calculate individual correction angles.

A monopulse antenna mainlobe detection process verifies target location before engaging closed loop tracking.

Ultra-wideband impulse radar detects subsurface turtle hatching activity by establishing a baseline power level.

A composite plot spectrum method processes radar Doppler filter amplitudes to classify objects accurately.

An interpolation module fills gaps between sweep lines in parallel directions, resolving pixel omissions that distort radar displays at greater distances.

A vehicle target recognition apparatus combines radar and image sensor data to detect objects around the car.

A vehicle radar apparatus adjusts target inclusion regions based on detected reflection point extents to identify preceding vehicles.

Adaptive MIMO radar beamforming creates dynamic scanning and tracking beams to detect multiple targets simultaneously.

Processor compares peak locations against movement speed thresholds to mitigate leakage signal interference and improve target detection accuracy.

Automated sensor task routing directs sensors to areas of interest, reducing response time delays caused by manual identification processes.

Wideband transceivers measure time-of-flight from passive RFID backscatter reflections, resolving multipath nulls that degrade narrowband ranging accuracy.

Radar transmitting circuitry generates orthogonal code sequences with reverse-ordered second half elements to reduce signal interference.

A dual-frequency radar system computes difference signals between two receive channels to attenuate near-range reflections.

A radar device detects failure by comparing direct wave levels against a threshold.

Frequency modulated continuous wave signals simulate range variations to compensate for inter-device delays and signal imbalances in cascaded radar systems.

A method compares current FMCW radar signals with those from previous measurement cycles to reduce processing latency.

A three-dimensional object tracking system classifies tracks to prioritize processing resources for confirmed targets.

A target classifier compares total epsilon measurements with glint information to distinguish intended targets from non-intended ones.

Segmenting adaptive neighborhood ranges for adjacent radar peaks reduces mutual interference and enhances angular resolution in target lists.

Quadratic phase modulation compensates for Doppler shifts to maintain tracking accuracy during dynamic target movement.

Spherical radar reflectors automate multi-sensor alignment, reducing calibration complexity and time while maintaining detection precision.

Fixed transmitters send unique signal codes to vehicle radar receivers, resolving pitch and yaw misalignment without moving platforms.

Dynamic threshold adjustment in CFAR processing resolves the trade-off between noise exclusion and object detection accuracy.

A detection method calculates an approximated straight line from relative speed and orientation data to determine mounting angle error.

Interactive Multiple Model Filter fuses asynchronous sensor tracks to resolve tracking accuracy losses during target maneuvers.

A radar transceiver IC generates chirp signals and analyzes reflections to determine actual phase shifts in the signal path.

A radar device computes relative velocity using up-side and down-side distance measurements derived from alternating chirp periods.

A multifunction radar subdivides its antenna into independent subarrays to enable simultaneous air surveillance and ground imaging operations.

A stable secondary frequency source generates dual carrier waves to measure Doppler velocity, eliminating differential oscillator drift errors.

A vehicle radar system selects detections to calculate velocity and acceleration components for robust object tracking.

A radar scan converter transforms polar coordinates to Cartesian using triangular vertex attributes and graphics card interpolation.

A multibeam radar system uses a particle filter algorithm to estimate target height over reflective surfaces.

Segmented annuli enable local threshold control while maintaining accurate false alarm rate measurement across variable sea clutter conditions.

Processing circuitry increases integrity values in broadcast data after receiving verification replies, enabling low-cost equipment to meet safety requirements.

Radar antenna power ratios detect ADS-B spoofer generators using sum and difference signal measurements.

Segmenting frames into sub-frames with gaps allows longer integration times without reducing the frame refresh rate, improving detection accuracy.

A power supply device sets switching frequency within assignable bands to prevent erroneous object detection in radar systems.

A radar sensor detects relative speed and azimuth to identify observation points with zero relative speed for mounting angle calculation.

A SAR processing system generates coherent change detection images to locate moving targets via shadow regions.

A radar altimeter measures velocity magnitude by applying Doppler filtering to reflected signals for accurate ground speed data.

Moving radar sensors generate Doppler signals to distinguish approaching and receding objects, improving collision avoidance reliability.

Virtual arrays analyze noise levels in radar data to identify multipath returns, correcting detection errors caused by interference.

A radar sensor uses a movable reference structure to detect radome depositions by comparing measured signals against stored clean baselines.

A blind online calibration mechanism adjusts radar boresight angles using sensor data scans to identify target points and determine optimal positions.