172874 ⎘
Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves; Systems of measurement, based on relative movement of the target Discriminating between fixed and moving objects or between objects moving at different speeds
Sub-classes:METHOD AND SYSTEM FOR ESTIMATING RANGE WITH ULTRASOUND
#2METHOD FOR ULTRASOUND-BASED OBJECT CLASSIFICATION AND DEVICE FOR PERFORMING ULTRASOUND-BASED OBJECT CLASSIFICATION
#3SENSOR MOUNTING STRUCTURE
#4METHOD FOR CLASSIFYING AT LEAST ONE OBJECT IN THE SURROUNDINGS OF A VEHICLE BY MEANS OF AN ULTRASONIC SENSOR SYSTEM, CONTROLLER, ULTRASONIC SENSOR SYSTEM, AND VEHICLE
#5High-accuracy velocity and range estimation of a moving target using differential Zadoff-Chu codes
#6Object detection apparatus and object detection method
#7Method and device for detecting a noise generated in a receive signal of an ultrasonic sensor
#8Classification of static and dynamic objects
#9Method and apparatus for controlling sound box
#10Unobtrusive and automated detection of frequencies of spatially located distinct parts of a machine
#11Moving object detection device using ultrasonic sensor, method thereof, and warning system using the same
#12Moving object detection device using ultrasonic sensor, method thereof, and warning system using the same
#13Detection device, detection method, and detection program
#14UNDERWATER DETECTION APPARATUS
#15In-vehicle object determining apparatus
#16System for obtaining 3D images of a flowing region beneath an object using speckle reflections
#17Systems and methods for utilizing compressed sensing in an entertainment system
#18Monitoring device
#19Method for operating a surroundings-detection system of a vehicle
#20Method for the improved actuation of ultrasonic sensors, driver assistance device and motor vehicle
#21Receiver, method of operating the receiver, and beamforming radar system including receiver
#22Object detection method using ultrasonic waves and object detection apparatus
#23Ultrasonic measurement apparatus and method for evaluating an ultrasonic signal
#24System and method for measuring the instantaneous period of a quasi-periodic signal
#25DEVICES AND METHODS FOR TRACKING BLOOD FLOW AND DETERMINING PARAMETERS OF BLOOD FLOW
#26Method for visualization of echoes received by an active sonar using a line spectrum emission
#27Method and system for measuring flow layer velocities using correlation velocity measuring sonar
#28Fast coherent processing for codes with periodic line spectra
#29Audio based motion detection in shared spaces using statistical prediction