Electromagnetic Wave Reradiation TRIZ Cases

Segmented optical system expands lidar detection angle beyond 100 degrees without compromising angular resolution, eliminating multiple scanner requirements.

A movable contamination test unit with multiple transmitters and receivers monitors windscreen soiling via reflected light paths.

A ToF distance measuring device uses a control unit to adjust light emission and reception timing signals based on measured deviation time.

A dual-scanner LIDAR system applies independent angle modulation to transmitted and received beams.

Randomized pulse timing scatters cross-talk artifacts across spatial locations, enabling quality factor evaluation to filter erroneous measurements.

A laser ranging system adjusts angular resolution dynamically based on detected target ranges to concentrate scanning efforts.

Positioning the transmitter outside the focus simplifies alignment and reduces installation space in coaxial LiDAR systems.

Angled grooves on a module cap redirect parasitic radiation away from the detector, resolving the trade-off between reliability and device complexity.

Multiple light transmission and reception units scan horizontally to detect object distance and angle across the vehicle perimeter.

Lateral multi-polygon scanner arrangement reduces vertical height while maintaining scanline density and lowering power consumption.

Active beacon transmitters scatter signals off road surfaces to enable sensing receivers to detect vehicles outside direct line of sight.

Dynamic light density control resolves fixed modulation frequency limits by adjusting the light module opening based on distance data.

Thermoplastic LiDAR cover incorporates colorants absorbing 400-800 nm extraneous light, preventing signal disruption and hardware damage.

Segmenting the scanning zone isolates fog detection, preventing signal attenuation losses in adverse weather.

A dual photonic instrument generates coherent lidar and radar signals via a single integrated circuit.

A non-resonant micro-electromechanical system mirror directs light beams to illuminate and image arbitrary segments of a field of view.

Sequential sparse grid projection reduces computational complexity while maintaining measurement precision in high ambient light environments.

Modulating reference beam intensity per pixel prevents saturation and improves signal-to-noise ratio in video-rate coherent lidar imaging.

A dedicated time measurement unit compensates for driver signal propagation delays, correcting distance precision lost to temperature drift and component aging.

Dynamic sensor selection reduces power consumption and electromagnetic noise by activating only necessary sensors.

Fusing multi-gain lidar measurements resolves saturation and weak return issues.

A phase unwrapping signal processing unit uses flexible double frequencies to generate sensing signals.

A Fabry-Perot cavity phase modulator uses a tunable semiconductor core to control light phase via refractive index changes.

A LiDAR system uses a low-power secondary laser to detect near-field targets before activating the primary high-power emitter.

A distance measuring apparatus uses a partitioning wall to separate the transceiver and processing unit into distinct chambers.

Periodic gating and quenching of the SPAD circuitry block noise interference while maintaining high detection accuracy.

An overlapping partition plate and rotating shield block leakage paths, preventing false obstacle detection during scanning.

Hadamard pattern scanning with MEMS mirrors redirects laser beams to illuminate pixel positions sequentially.

A protection LiDAR device senses optical power levels ahead of a data collection LiDAR device and triggers a shutter to switch the camera to a protected mode.

Simulate medium range radar measurements using two long range radar signals to conserve air interface resources.

A LiDAR device applies progressive transmit delays based on fine resolution to detect reflected light pulses and determine precise coarse and fine timing values.

A chip-scale LiDAR sensor uses a dynamic spatial filter to block ambient light and noise from reaching the 2-D SPAD array.

Modulates optical pulses with unique codes to distinguish genuine returns from spurious signals, resolving interference and spoofing issues.

A LIDAR system estimates noise energy to compare signal peaks in the frequency domain.

A synchronization control unit derives trigger timing from rotary LiDAR samples to output precise signals for camera capture.

Zoned time-of-flight imaging uses a steerable beam to target regions of interest, resolving the trade-off between signal-to-noise ratio and power consumption.

Dynamic pseudorandom scheduling reduces range aliasing and intentional interference while maintaining high system shot rates.

Clock synchronization and geometric calculations enable accurate time of flight measurements despite limited signal sources.

Segmented CAPD pixels with localized low resistance regions guide hole currents to improve sensitivity and demodulation contrast.

Scanning narrow illumination blades across the field of view resolves sub-pixel details beyond native pixel array limitations for precise voxel positioning.

Pseudo-random spread spectrum timing varies pulsed light emission and gated sensor cycles across multiple depth cameras.

An elastomeric lip seal compensates for production tolerances to block stray light ingress and prevent mirror distortion during assembly.

A lidar optical assembly uses a single movable mirror and two optical wedges to direct laser beams in complementary directions for scanning.

A solid-state LiDAR module uses a beam steering element to split laser light into multiple beams for parallel scanning.

Deep convolutional networks resolve elevation ambiguity in 1D radar arrays by generating depth maps, avoiding complex 3D antenna hardware.

A non-coplanar LIDAR system measures wind velocity using multiple lines of sight.

Integrating active illumination within a multi-layer stacked die reduces device volume and calibration complexity while maintaining field of view.

Irregular pulse emission intervals suppress interference between ranging devices while maintaining high frame rates through periodic action principles.