Position Fixation TRIZ Cases

A radar system computes aircraft altitude using runway return angles and trigonometric principles to determine precise elevation data.

Distinguishes direct from multipath GNSS signals using parameter thresholds, reducing erroneous tunnel exit detections.

A system determines mobile device position using terrestrial radio broadcast signals.

A wireless infrared-aided location system uses Time of Flight measurements to determine three-dimensional spatial location.

An antenna array calculates angle differences between wireless data packets to determine target distance.

A mobile device estimates position by matching measured radio signal characteristics against reference distributions.

Multi-antenna phase difference analysis on a moving platform determines precise geo-location of weak signal sources while reducing noise errors.

Dynamic light beam steering directs illumination to specific target areas, resolving signal intensity loss caused by expanding beams across large volumes.

Electronic processor correlates kinematic data from multiple target location systems to generate unified three-dimensional tracks.

A method determines mobile unit position using signal propagation delay between base units and the mobile unit.

A rear camera display overlays icons indicating the calculated location and presence probability of sound sources detected by vehicle microphones.

Target user equipment calculates relative position via sidelink reference signals to resolve location accuracy in GNSS-denied urban environments.

An equilateral triangle microphone array analyzes signal coherence to estimate source properties and reduce wind noise interference.

Segmenting radio links into independent components eliminates transmission delays while maintaining encrypted key distribution.

Comparing received PRS beam profiles against pre-stored legitimate templates detects spoofing attacks while minimizing real-time processing complexity.

Coherent processing of radar pulses across multiple airborne platforms refines geolocation estimates.

Neural network calibrates Wi-Fi fine timing measurement distances using crowdsourced mobile device data.

Segmented NR positioning protocols and dynamic assistance data reduce signaling overhead while maintaining high accuracy for diverse deployment scenarios.

Smartphone sensors determine lateral and longitudinal positions within a moving vehicle using collected location coordinates and lane marking data.

A synthetic antenna array forms from a moving single antenna element to determine geographic location without relying on signal transit time.

Integrated acquisition sensor determines platform attitude via star tracking to reduce link establishment time from minutes to seconds.

Uplink probes measure time differences of arrival from mobile transmitters to determine position, bypassing GPS limitations and enabling covert surveillance.

Multi-frequency bidirectional signals enable time of arrival and angle of arrival calculations that eliminate multi-path signal errors in positioning accuracy.

A kinematic state estimation system discards inconsistent measurement data to maintain tracking accuracy.

A GPS attitude determination system uses a blockage area calculator and sensor anomaly detector to identify installation faults.

Server mediators store location history to resolve the complexity trade-off, enabling users to retrace lost device paths.

Mobile devices operate as temporary anchor points, transmitting periodic signals to improve indoor location accuracy without dedicated hardware.

Serving base station autonomously mutes positioning reference signals to enable accurate neighbor measurements.

Distance-based switching reduces search time and operating errors during avalanche rescue.

A radionavigation signal processing method determines coherent widelane ambiguities using code and phase measurements from multiple satellites.

Multi-solution separation monitors integrity to resolve GNSS interference vulnerabilities.

Mobile nodes broadcast calculated location data, resolving positioning errors in blind areas where fixed infrastructure is unavailable.

A network side device sends a location information request message including valid positioning assistance information to user equipment.

A positioning device determines terminal location using a transition model trained on historical trajectory data.

A location server receives RSTD measurement information from user equipment that includes an offset to compensate for signal delays in non-terrestrial networks.

Geometry-free Kalman filters estimate ionospheric parameters to resolve carrier-phase ambiguities.

Mobile acoustic source probes urban propagation paths to record signal parameters, correcting triangulation errors caused by building refraction and reflection.

A wireless positioning system selects test nodes with threshold-matched anchor coordinates to estimate unknown node positions.

A network node manages positioning signals by calculating Geometric Dilution of Precision to optimize transmission configurations.

A self-locating application monitors cellular radio signal strength and WiFi SSIDs to infer device position without external server assistance.

A tracking device embedded in a shoe sole uses solenoids and permanent magnets to harvest walking energy for continuous operation.

Segmenting acoustic signal processing into independent components improves position accuracy while maintaining detection capability in noisy environments.

A target recognition system predicts future positions to assess excessive detection across multiple sensors.

A multi-antenna receiver determines signal direction by measuring phase differences between channels.

Overlapping spot beams from satellites or pseudolites provide precise positioning in urban canyons where direct satellite signals are blocked.

Locators estimate RSS distance and angle of arrival from sidelink signals to compute target positions without GPS or macro base stations.

A location estimation apparatus calculates reliability from received signal strengths to refine position data.

A central cluster aided multi-hypothesis tracker processes sensor detections to generate a fused target air situation picture.

A method combining visual and non-visual sensory frames to calculate a spatial orientation sensitivity score.

A combined GPS and GLONASS receiver offsets group delay errors using a calibration signal derived from GPS navigation information.