Radio Wave Reradiation/Reflection TRIZ Cases

A radar signal processing device groups ranging points into pre-segments using speed and positional relationships to form composite segments.

A back projection processor synthesizes radar imagery from return signals by adjusting squint angles and beamwidth parameters.

A radar calibration method estimates reflectivity bias using ground echoes and dual-polarimetric self-consistency for continuous monitoring.

A radar sensor control device compares detection target information from spaced-apart sensors to identify misalignment.

Mobile radar calibration uses static object ground truth to generate correction matrices, resolving complexity from inaccessible reference areas.

Shifting pulse transmission timing enables pseudo oversampling, resolving the contradiction between measurement precision and processing speed.

Altering synthetic aperture radar image aspect ratio compensates for layover and shadow distortions, simplifying object recognition for analysts.

Time series InSAR correction method using ERA-5 data and Fourier models to calculate atmospheric delay.

Resolving range, Doppler, and direction ambiguity in shared fields of view by cross-validating hypotheses across multiple radar sensors.

Entropy optimization minimizes image intensity entropy to correct phase and gain errors in synthetic aperture radar systems.

A MIMO radar system mitigates phase shifts in reflected signals to determine fine direction of arrival and estimate target speed.

Sensing circuitry resolves phase ambiguity using phase velocity for accurate range measurement in low signal-to-noise ratio conditions.

A radar signal processing apparatus calculates time-series phase rotation amounts and performs pattern matching against predefined templates.

A sub-carrier modulated terahertz radar stabilizes oscillation frequency by amplitude-modulating a main-carrier signal with a gigahertz sub-carrier.

Chirped radar signals reflect off open weapon barrels to enable simultaneous multi-directional threat detection using antenna arrays.

Replacing waveguide transmission with a fiber optic link reduces signal loss and weight while improving immunity to electromagnetic interference.

Vector processor engines expedite memory accesses to reduce computational complexity in automotive radar imaging.

Dynamic delay adjustment stabilizes resolution and noise levels across varying target distances.

Shadow extraction from SAR sequences reduces false alarms in strong clutter by decoupling detection from direct energy returns.

Adapting radar sensors to intersection operating modes enhances angular and Doppler resolution for precise object classification in complex traffic.

Lower frequency operation reduces antenna array size while maintaining detection precision.

An estimating device processes multicarrier signals to determine moving body position.

A radar unit transmits electromagnetic waves through opaque layers to generate image data of concealed surfaces.

A radar signal processing device calculates moving speed using voltage data from different modulation center frequencies.

Parallel comparators detect radar signal peaks to resolve angular resolution limits in compact vehicular antenna arrays.

A position determining device uses transit time measurements to define an ellipse for object location.

Multi-frequency spectral analysis distinguishes true targets from grating lobes, resolving measurement precision versus computational complexity.

Integrating radar sensors into a vehicle tailgate automates data collection and eliminates manual setup labor.

A radar registration method uses Mode S transponder targets to compute location bias errors for accurate system alignment.

Digital canceller synthesizes signals to suppress transmit leakage, preventing receiver saturation from high-power external noise.

A MIMO radar device uses segmented local oscillators and phase correction circuits to align intermediate frequency signals.

A radar odometry system determines vehicle position using frequency differences between transmitted and reflected signals.

A composite multi-slope FM chirp waveform segments frequency modulation into multiple linear sweeps with distinct slopes to illuminate a surveillance region.

Pulsed MTI radar sensors transmit signals below 5 GHz to detect targets through walls while mitigating RF interference.

Factor graph optimization iteratively adjusts integer shifts and phase values to produce absolute phase images.

A coherent MIMO radar processing method uses DDMA waveforms with specific phase ramps to separate transmitter signals in the Doppler spectrum.

A neural network model predicts impact points using radar detection data and prior unit information.

Interleaving FMCW radar measurement sequences resolves relative speed ambiguity across multiple fields of view.

A data management system filters radio-altimeter outputs using vertical speed trends to distinguish ground from airborne objects.

An RFID tag reader analyzes multipath signatures to detect item movement via non-line-of-sight reflections.

Two-dimensional spectrum analysis resolves distance and velocity ambiguities while suppressing noise and clutter interference.

Segmenting radar signal processing into acquisition and tracking phases reduces memory complexity while maintaining measurement precision.

Transponder compares stored interrogation symbols to suppress replies to multipath reflections, reducing decryption loading.

An automated beam layout system generates boundary positions based on mapping priority and platform speed to maximize area coverage.

A radar tracking filter adjusts coefficients based on observed point distribution bias to enhance responsiveness during rapid position changes.

A walk-through gate uses spatially offset detector panels to scan individuals in motion without requiring cooperation.

An FMCW radar system applies phase correction algorithms to enhance distance, speed, and angle sensing resolution.

Radar detects runway structures in fog to enable pilot monitoring verification.