Radio Wave Reradiation/Reflection TRIZ Cases

Nested alternating ramps exploit phase difference independence from relative speed to resolve distance ambiguity and improve measurement reliability.

A processing device performs QR decomposition on a covariance matrix to determine target angles from radar signals.

Dynamic attribute thresholds adjust based on clustering results to remove noisy data and improve vehicle target detection accuracy.

Two misaligned drive coils produce separate field patterns to enable precise target angle estimation in compact low frequency radar systems.

Orthogonal linear frequency modulation with binary phase shift keying creates virtual spatial channels in MIMO radar systems.

Circuitry estimates radar sensor mounting angles using multi-sensor velocity data and predefined positions for online calibration.

Radar sensor modules on aircraft surfaces detect ground objects and transmit data to display graphical collision alerts for ground crew.

A MIMO radar apparatus applies unique phase code sequences combined with scrambling codes to separate signals from multiple transmit channels.

A centralized radar processing unit coordinates signals from distributed vehicle sensors to enable comprehensive object detection.

Velocity-labeled multiplexing assigns phase offsets to transmitting antennas, resolving hardware complexity and velocity ambiguity in PMCW MIMO radar systems.

A reconfigurable aperture antenna system dynamically adjusts surface impedance to shape output beams for autonomous navigation.

A radar receiver quantizes thermal noise signals to adjust gain values for high-resolution analog-to-digital conversion.

Stacking multi-temporal MAI interferograms isolates high-frequency phase components to detect along-track displacements of 1 cm/yr.

A radar system optimizes theoretical drop shape models to apportion signal attenuation along the beam path for accurate reflectivity measurements.

A dual-frequency radar apparatus combines outputs from two modules operating on distinct carrier waves to enhance signal-to-noise ratio.

An interpolation controller calculates weights to determine interpolated radar spectrum samples.

A Doppler radar transceiver detects occupants by analyzing cardiopulmonary movement signals for precise presence identification.

A frequency-modulated continuous-wave interferometric radar extracts radial and transversal velocity features for target posture classification.

Distributed radars transmit distinct pulse repetition frequencies to decouple range and velocity ambiguities, enabling high-speed wind field estimation.

Dynamic threshold adjustment based on predicted target types reduces noise interference and improves peak extraction accuracy during position estimation.

Distinct antenna spacings in a multi-circuit radar apparatus resolve the trade-off between angle measurement accuracy and device complexity.

Digital beam forming generates multiple sub-beams to process aliasing echo signals in space-time waveform encoding synthetic aperture radar systems.

A cascaded radar device architecture uses identical computing modules to distribute signal processing tasks across multiple units.

Dynamic time allocation interleaves selective and unselective interrogations to resolve antenna rotation speed versus illumination duration trade-offs.

A radar altimeter processing unit estimates the noise floor by removing target data from gathered signals.

A radar-based method determines mobile device position by encoding magnitude values in candidate signal templates and correlating them with echo signals.

Centralized ultrasound signal processing extracts peak values from time sections to compute threshold values for obstacle detection.

A MIMO radar system distributes frequency transposition across synchronized components to reduce signal losses at high frequencies.

Ground-based devices process meteorological data into geographically-referenced polygons for direct cockpit display integration.

Weather radar systems generate accurate terrain databases during flight to resolve outdated map hazards and reduce false alarms.

A radar detection device adjusts transmitting power based on reception signal intensity to prevent saturation.

Vertical antenna array separates direct and road reflected waves to estimate target height accurately.

Antenna switching generates virtual signals that enhance spatial resolution while maintaining a compact form factor.

A detection and tracking radar system divides a hazardous zone into independent azimuth sectors to recognize and track high-speed targets.

A vehicle radar system analyzes received electrical power trends to identify high targets allowing passage.

A radar frequency synthesizer shifts operational modes to adjust emission frequencies outside the transmit band.

Detection device identifies reflection echo types by analyzing value changes between physically-close locations within a predetermined geographical range.

A signal transmission method selects a transmit frequency band from pre-divided sub-bands to standardize radar operations.

A receive-only ionosonde captures lightning RF emissions to calculate virtual echo heights.

Merging pulse compression operations reduces the number of Fourier transform executions, lowering calculation scale for multi-frequency radar signals.

Combining detection results from two separated radars resolves perpendicular velocity components that single Doppler sensors miss.

Periodic sampling with a switch and hold capacitor prevents continuous noise integration and charge loss, improving pulse radar signal-to-noise ratio.

A through-the-obstacle radar system records signals over time to generate activity patterns for scene monitoring.

A radar apparatus uses polarization diversity to distinguish detection targets via separate receivers.

Shaped frequency deviation pulses in FMCW radar systems reduce transmitter power while improving range resolution and spectrum efficiency.

Simulating radar signal reflections inside vehicle interiors identifies false positive sources early, avoiding costly late-stage physical testing.