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8174932 Multimodal object localization  
Various embodiments of the present invention are directed to systems and methods for multimodal object localization using one or more depth sensors and two or more microphones. In one aspect, a...
8170234 Deconvolution methods and systems for the mapping of acoustic sources from phased microphone arrays  
Mapping coherent/incoherent acoustic sources as determined from a phased microphone array. A linear configuration of equations and unknowns are formed by accounting for a reciprocal influence of...
8170282 Technique for ship/wake detection  
An automated ship detection technique includes accessing data associated with an image of a portion of Earth. The data includes reflectance values. A first portion of pixels within the image are...
8164981 Ultrasonic distance-measuring sensor with gap and partition between vibrating surfaces  
An ultrasonic distance-measuring sensor assembly and an ultrasonic distance-measuring sensor thereof are disclosed. The ultrasonic distance-measuring sensor includes at least two piezoelectric...
8165317 Method and system for position detection of a sound source  
A position detection method, system, and computer readable article of manufacture tangibly embodying computer readable instructions for executing the method for detecting the position of a sound...
8159901 System and method for discriminating a subsurface target in the water from a surface target in the water  
A computer-implemented method of discriminating a surface from a subsurface sound-generating target in the water includes identifying an arrival angle of sound generated by the sound-generating...
8149156 System and method for estimating location of projectile source or shooter location  
A system for estimating a location of the source of a projectile includes a radar system for transmitting a wave and detecting and providing an indication of a wave reflection from the projectile,...
8120992 Method for finding range and bearing to underwater object  
A method for localizing the range and bearing of a distant underwater object includes firing a preselected number of supercavitating projectiles sequentially from a firing location such that each...
8120993 Acoustic treatment apparatus and method thereof  
An acoustic treatment apparatus obtains a first output signal by performing filtering for forming a directivity in a first direction for received sound signals of sound receivers, obtains a second...
8111582 Projectile-detection collars and methods  
User-wearable sensor arrays for use with projectile-detection systems, and methods of detecting a projectile with user-wearable sensor arrays.
8107320 Autonomous sonar system and method  
An autonomous sonar system and method provide an arrangement capable of beamforming in three dimensions, detecting loud targets, adaptively beamforming in three dimensions to avoid the loud...
8098544 Method and system for enhancing accuracy in ultrasonic alignment  
A method for short range alignment using ultrasonic sensing is provided. The method includes shaping an ultrasonic pulse on a first device to produce a pulse shaped signal and transmitting the...
8089827 Method for localizing remote devices, using acoustical and electromagnetic waves  
Localization of remote devices by: the emission of pulses from acoustic transmitters, whose wavefronts propagate in the space region occupied by the remote devices and finally reach them; the...
8060256 Apparatus, method, and medium for localizing moving robot and transmitter  
Provided are an apparatus allowing a moving robot to localize a user, or localizing the moving robot from a fixed location, and a method and medium thereof. The apparatus includes a motion...
8050138 Ballistic-acoustic transducer system  
A ballistic-acoustic transducer system includes a processor and one or more acoustic sensors. The sensors are positioned in a body of water and are in communication with the processor. The system...
8009507 System and method for adaptable aperture planar phased array  
A system for an adaptable aperture planar array for maintaining source resolution is provided. The system includes a first nested array defining a first aperture responsive to a first range of...
8009841 Handsfree communication system  
A handsfree communication system includes microphones, a beamformer, and filters. The microphones are spaced apart and are capable of receiving acoustic signals. The beamformer compensates for...
8005238 Robust adaptive beamforming with enhanced noise suppression  
A novel adaptive beamforming technique with enhanced noise suppression capability. The technique incorporates the sound-source presence probability into an adaptive blocking matrix. In one...
8005237 Sensor array beamformer post-processor  
A novel beamforming post-processor technique with enhanced noise suppression capability. The present beam forming post-processor technique is a non-linear post-processing technique for sensor...
7975614 Acoustic shotgun system  
A high velocity acoustic signal producing underwater shotgun system for dispersing a plurality of relatively small supercavitating projectiles over a wide spatial field at long range using the...
7957901 System for guiding an obstacle avoidance direction including senses for supersonic waves  
An obstacle avoidance system having an ultrasonic sensor is provided. The system includes an ultrasonic sensor array having at least one ultrasonic sensor for measuring a distance to an obstacle...
7957542 Adaptive beamformer, sidelobe canceller, handsfree speech communication device  
The adaptive beamformer unit (191) comprises: a filtered sum beamformer (107) arranged to process input audio signals (u 1, u2) from an array of respective microphones (101, 103), and arranged to...
7952521 Multiparametric direction finding method comprising the separation of the incidence and nuisance parameters  
Method of multi-parameter direction finding of several sources in an array of N sensors, comprising at least the following steps: a) choosing a parameter to be determined, or parameter of interest,...
7952961 Audio compass for motion tracking  
A method for tracking motion using an audio compass is disclosed. The method comprises receiving motion sensor data indicating seismic activity recorded by at least two seismic sensors, and...
7885145 System and method for selection of an object of interest during physical browsing by finger pointing and snapping  
A system and method for selecting an object from a plurality of objects in a physical environment is disclosed. The method may include analyzing acoustic data received by a plurality of acoustic...
7869306 System and method for automatic detection of a sonar contact  
Systems and methods are provided for automatically detecting sonar contacts. The system comprises a data analyzer that integrates the raw data from a plurality of sonar detectors over a...
7844248 Detection of whether a user is in peril and situational awareness enhancement  
A method for determining whether a user having a communications device has encountered a perilous situation includes detecting a sound with the communications device and determining whether the...
7826623 Handsfree system for use in a vehicle  
The invention is directed to a handsfree system for use in a vehicle comprising a microphone array with at least two microphones and a signal processing means wherein the signal processing means...
7817804 Acoustic measuring system for locating noise sources  
This system has a plurality of microphones oriented in several directions and mounted in a support so that each one is flush with or disposed on a rigid surface, the various microphones being...
7800978 Method for real time matched field processing  
A method for utilizing a matched field-processing algorithm employing a number of sensors wherein the sensor output is the measured acoustic data as the first input and is translated to a frequency...
7783060 Deconvolution methods and systems for the mapping of acoustic sources from phased microphone arrays  
A method and system for mapping acoustic sources determined from a phased microphone array. A plurality of microphones are arranged in an optimized grid pattern including a plurality of grid...
7724610 Ultrasonic multilateration system for stride vectoring  
A lateration system comprising at least one transmitter attached to a first object and configured to emit pulses, three or more receivers attached to at least one second object and configured to...
7706432 Data transfer system, wireless communication device, wireless communication method, and computer program  
In a data transfer system in which wireless data transmission is carried out between a first device and a second device that each has a UWB wireless device, the data transfer system includes a...
7686765 Pulse detecting device and ultrasound diagnostic apparatus  
There is provided a pulse detecting device which resists fluctuations in the quality by locating an ultrasound transmitting piezoelectric element and an ultrasound receiving piezoelectric element...
7653487 Object detection apparatus and method  
A method and apparatus for determining the position of an object relative to a moving vehicle. While the vehicle is moving in a first direction, successive sensor pulses are transmitted from a...
7650208 Navigational aid for diver  
A diver unit computes the direction and distance to a specified target. When the target is obstructed, the diver unit receives navigation assistance data from another diver unit. The navigation...
7649807 Method for locating an impact on a surface and device for implementing such a method  
Method for locating an impact on a surface (9), in which acoustic sensors (6) pick up acoustic signals ski (t) generated by the impact and the impact is located by calculating, for a number of...
7642919 Signalling and localization device for an individual in the sea and method of use thereof  
Signalling and localisation device for an individual in the sea, including an ultrasonic wave transmitter constituting an individual alarm unit carried by the individual in the sea designed to...
7586810 Directional de-signature for seismic signals  
The present invention provides a method and apparatus for directional de-signature of a seismic signal. The method includes forming a plurality of far-field signatures representative of a plurality...
7502279 Target direction indication and acoustic pulse analysis  
A method of providing an indication of the direction of a target such as a sniper. A rifle mounted sensor array detects an acoustic pulse originating from the target. The signal is processed to...
7471592 Method and apparatus for passive acoustic ranging  
An apparatus for range-estimating a noise source including a first passive, vertical hydrophone array of at least two receivers at a first distance from the noise source. The apparatus includes a...
7471243 Location determination utilizing environmental factors  
A method and apparatus for determining the geographic location of a user incorporates the sensing of a plurality of physical environmental parameters at the user's location. The parameter values...
7463554 Method of detecting and viewing low-power moving acoustic sources  
The inventive method relates to the field of submarine detection and deals in particular with the problem of detecting low-power acoustic underwater objects by passive detection systems, of the...
7430236 Communication interface for a path measuring device  
A communication interface for a path measuring device is provided. The interface can be coupled between the path measuring device and a control device. A path determination can be carried out by...
7408125 Fish scale and length measuring sensor  
A fish length measuring apparatus that incorporates a digital scale allows fishermen to both measure and weigh their catch without touching or handling the fish. The apparatus incorporates a...
7395181 Motion tracking system  
Tracking a motion of a body by obtaining two types of measurements associated with the motion of the body, one of the types including acoustic measurement. An estimate of either an orientation or a...
7390379 Method and apparatus for determining the lateral position of a web or fabric edge in a former  
The lateral position of a web or fabric edge 11 in a paper machine is determined using an ultrasonic sensor. The ultrasonic sensor has a detector head 42, with an air channel system which opens to...
7382687 Underwater station  
An underwater station including: a transmitter means located on a flotation means connected to the station, and a tracking means to determine the relative location of the flotation means.
7379388 Positioning system  
A system to position at least one vessel or object in an aquatic environment including: each vessel or object having a receiver connected thereto; and at least two transmitters; wherein each...
7372773 Method and system of providing clustered networks of bearing-measuring sensors  
System and method for determining a location of a first target. The sensor network comprises a first sensor cluster comprising a first plurality of bearing measuring sensors. A first gateway is...
Matches 1 - 50 out of 192 1 2 3 4 >