Radio Wave Reradiation/Reflection TRIZ Cases

Replaces arbitrary visual estimation with automated ellipse fitting on radar sea clutter, enabling precise sea state measurement and dynamic STC adjustment.

A hybrid pulsed-FMCW radar antenna integrates TRM modules with FMCW elements to enable simultaneous multi-mode operation.

Computing unit transforms local sensor coordinates to global facility coordinates.

A radar transceiver IC modulates chirps into two sequences offset by a frequency value to enhance maximum unambiguous velocity estimation.

Offsetting radar sensor installation heights creates overlapping detection zones that resolve elevation measurement errors in outer range areas.

Automotive radar imaging system integrates signals via 2D FFT and monopulse measurements to resolve close-range targets on arbitrary host paths.

A dual polarization radar system identifies spherical targets using differential phase shift to determine system-induced biases.

Varying transmission pulse duration introduces jitter that blurs strong interference peaks, reducing false alarms without requiring additional filtering.

Segmenting baseband signals into AC and DC components eliminates the 30 cm dead zone, enabling reliable detection of static targets at close range.

Dynamic selection of detection values based on turning radius improves lateral location accuracy during vehicle turns.

Electronic mode switching replaces mechanical components, reducing insertion loss and increasing switching speed for high-range resolution.

Segmenting detection into parallel pathways resolves the trade-off between sensitivity and target discrimination without increasing hardware complexity.

A single chirp generator produces base and frequency-shifted signals transmitted via switches to create overlapping radar chirps.

A radar system adjusts receiver gain to maintain linear operation and prevent signal saturation during target detection.

A dual radar monitoring device detects sensor failures by comparing measurement signals across predefined bandwidths.

Synthetic weather system correlates radar reflectivity with camera visual data to resolve low visibility interpretation challenges.

Frequency-dependent reception power thresholds adapt to modulation slopes, reducing false alarms caused by mutual electromagnetic wave interference.

Transforming time-domain echo signals into 1D or 2D cadence spectrum data resolves accuracy and speed limitations in traditional radar object identification.

Shifting the sample window by two or more values reduces computing effort while maintaining detection precision for vehicle radar sensors.

A millimeter-wave radar system associates targets with tracks using empirical mode decomposition and scale invariant feature transform.

Adaptive bin thresholds derived from symmetric frequency spectrum portions reduce false alarms while maintaining detection sensitivity.

Dual band radar detects weapon circumference and barrel length resonances to identify concealed weapons regardless of orientation.

Sensor system estimates living body positions using a likelihood spectrum derived from correlation matrices.

A multi range radar system generates two modulated continuous waves with a predetermined time difference to produce beat signals for range determination.

A position measurement apparatus estimates noise variance to dynamically adjust confidence intervals.

Combining delayed chirp signals reduces false detection rates and ghost targets in multi-radar environments.

Synchronizing chirp start with variable gain amplifier slope changes minimizes side lobe energy to meet power spectrum density regulations.

Processing unit compares current and previous ADS-B messages to identify missing data, triggering operator annunciations when reception fails.

A single antenna transmits and receives continuous wave signals to detect object motion via Doppler shift analysis.

A matched filter generates an exponential function of the transmit waveform to isolate specific harmonic responses from received radar signals.

A radar ghost deciding unit identifies false objects by verifying spatial alignment and relative signal strength.

A motion-based authentication system uses radio frequency reflection to detect prescribed body movements for user verification.

A signal processing device calculates phase differences between transmission and reception antennas to determine path matching.

Orthogonal antenna arrays minimize channel count while maintaining directivity for drone obstacle detection.

Converting radar phase data to the frequency domain reveals motion complexity, distinguishing targets from clutter without added hardware.

A radar processor calculates beamforming spectra using angle offsets derived from velocity hypotheses to identify target positions.

Segmenting frequency spectrum regions to determine adaptive peak detecting thresholds for FMCW radar systems.

Mode-specific pushing windows tailor angular spectral response to each operating mode, mitigating spectral leakage while maintaining high angular resolution.

Electronic apparatus determines sensor orientation using radio wave detection to resolve installation accuracy trade-offs.

Frequency selective switches route test signals to prevent interference from triggering false faults during monitoring measurements.

A bi-static radar system maintains coherent operation across physically separated transceivers using a centralized controller and distributed Fractional-N PLLs.

A radar processing method links vehicle position data with road information to calculate aspect angle progression for ISAR imaging.

Automated tracking cues a narrow beam radar to resolve the contradiction between long detection range and reliable identification of non-metallic threats.

A radar reception circuit synchronizes signal phases using pre-processing and compensation stages.

An FMCW radar sensor device tracks living bodies by analyzing phase information from reflected signals to determine range and velocity.

Dynamic power adjustment based on weather conditions prevents premature cathode depletion while maintaining radar system capability.

A vehicle radar system detects moving targets by analyzing reflected signals.