Radio Wave Reradiation/Reflection TRIZ Cases

Replacing analog modulation with digital coding reduces mutual interference among multiple radars while enabling integrated circuit implementation.

Segmented power supplies isolate RF operations from digital switching noise, reducing interference and heat generation in compact designs.

Processor sums digitized RF signal samples in a matrix to detect low-profile objects, filtering background noise and subsurface interference.

A radar sensor determines object velocity and distance by mixing transmitted and received signals to generate measurable frequency spectra.

A radar system transmits radio frequency signals to measure wave fields and determines relative velocity through phase-corrected Doppler processing.

A CA-CFAR log detector computes thresholds using a correction factor to map distributions.

Overlapping radar sensor detection ranges allow modules to exchange FMCW signals, eliminating dedicated synchronization lines and reducing system complexity.

Master-capable RF components feed back signal power via a synchronization network, resolving reliability complexity trade-offs in autonomous driving.

A periphery monitoring radar device combines multiple modulation modes to generate frequency spectra for azimuth determination.

One-bit quantization reduces storage bandwidth and transmission requirements by extracting essential sign bits from multi-radar node echo data.

Multiplatform GMTI radar combines signals from spatially separated antennas to create a large effective electrical aperture for improved signal-to-noise ratio.

A dynamic false alarm rate model adjusts radar detection thresholds using real-time noise variance calculations.

A processing section divides the detection range into multiple areas and sets distinct thresholds for each area based on traveling conditions.

Calculating velocity from multi-point scatter variances resolves spatial differentiation ambiguities for accurate detection.

Dynamic subcarrier allocation enhances signal-to-noise ratio and target detection efficiency in MIMO radar systems.

A radar apparatus adjusts its detection range based on vehicle motion data to derive accurate target positions.

A radar signal processing unit performs additional beamforming by determining target angles to enhance detection performance.

An infrastructure radio wave sensor detects reflected waves to identify objects and monitor traffic conditions.

Filtering locating signals to suppress genuine object peaks enables accurate precipitation detection despite interference from preceding vehicles.

Synchronizing local oscillation signals suppresses phase noise and enhances angle resolution without increasing system complexity.

A testing device modulates digital signals to simulate complex motion profiles for distance sensors.

Diagnostic apparatus prevents erroneous vertical misalignment detection by executing diagnosis only when horizontal alignment is confirmed.

A dynamic radar detection threshold system adapts to access point transmission duty time.

A short dwell inverse synthetic aperture radar system generates two-dimensional images by phase compensating data during vehicle turns.

Phase compensation circuitry shifts interference components to a predetermined phase relationship for effective removal.

An asymmetrical radar sensor configures mixers with varying transfer capacities to expand the localization field and eliminate blind spots.

A dual-bandwidth radar apparatus determines remote object distance using mixed beat frequency signals.

An apodization range-velocity map computes element-wise minimums of optimized windowed maps to enhance target detection accuracy in joint communication and sensing systems.

A radar sensor transmits stepped pulse sequences across overlapping frequency bands to compute target range via Fourier transform.

Static infrastructure reflections form a clutter ridge in the Doppler Monopulse Image, enabling rapid blockage detection without waiting for passing objects.

A pulse radar generates a noise replica to subtract interference from reception signals.

Compressive sensing algorithms combine signals from distributed small aperture arrays to eliminate aliasing artifacts and improve azimuth resolution.

A radar signal processor uses a high pass filter to remove low frequency leakage components from baseband signals.

A vehicle environmental sensor calibration method adjusts parameters using real-time movement data to maintain accurate object positioning.

Amplitude modulation encodes unique identifiers into FMCW radar chirps to distinguish genuine echoes from interfering signals and eliminate ghost targets.

Segmenting SAR scenes into tiles with local phase error compensation mitigates spatially variant distortions from wavefront curvature.

An integrated circuit modulates outgoing tone signal amplitude based on incoming quality indicators to embed inline data.

Multi-sector radar antenna transmits phase coded pulses with unique chip rates to enable scanning across a full azimuth plane.

A measurement device calculates optimal sampling timing based on sensor positions and wave velocities to acquire precise waveform information.

Segmenting the spectrum into sub-bands allows parallel processing that maintains signal-to-noise ratio while intercepting brief radar transmissions.

A convolutional neural network processes concatenated range profile data to estimate registration parameters for synthetic aperture radar navigation.

Phase modulation isolates horizontal and vertical channels to minimize interference, reducing dwell times and enhancing velocity resolution.

Radar apparatus adjusts detection thresholds using frequency response analysis to identify target objects amidst signal reflections.

A radar detection controller defines a shadow zone behind a trailer to filter false targets.

Overlapping virtual antenna arrays resolve the trade-off between high angular resolution and device complexity by minimizing unique RF chips.

Orthogonal SAR acquisitions map point targets to derive absolute heights and tropospheric delays without ground control points.

Transmitting multiple chirps with different parameters allows the radar device to distinguish interference from real targets, reducing false detections.

Segmenting correlation values for partial FFT processing corrects Doppler folding without extending transmission duration.

Segmented transmitter receiver pairs resolve position ambiguity caused by mutual coupling in mmWave radar systems.

A range error calibration module compensates internal circuit delays in wireless devices to improve distance measurement accuracy.