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9036454 Handheld forestry device  
A rugged hand-held mobile computing device for a forester to collect and use dendrometric data from trees and tree stands is claimed. The device includes a processor which operates in connection...
9025415 Audio source localization  
An audio source localization apparatus receives signals from a microphone array (101), and a reference processor (105) generates at least three reference beams with different directional...
9025775 Apparatus and method for adjusting spatial cue information of a multichannel audio signal  
An apparatus for enhancing a multichannel audio signal comprising at least two channels configured to: estimate a value representing a direction of arrival associated with a first audio signal...
9007871 Passive proximity detection  
Techniques and devices are disclosed for utilizing passively received audio signals to determine proximity of devices to other objects. In one embodiment, a method of passive proximity detection...
8995229 Determining a position of a submersible vehicle within a body of water  
Methods and apparatus determining a position of a submersible vehicle within a body of water are provided. A method comprises determining an initial position of the vehicle while the vehicle is at...
8994925 Optical distance measurement device  
Optical range finders are configured to transmit optical bursts toward a target and detect a corresponding received burst. DC offset in the received burst due to square law detection can be offset...
8971150 Method for measuring sea waves by means of ultrasonic waves, as well as sea wave measuring system  
A method for measuring sea waves includes: transmitting ultrasonic waves from an ultrasonic transmitter 2 provided on a buoy 1 into the sea, and receiving the ultrasonic waves from three...
8965002 Apparatus and method for enhancing audio quality using non-uniform configuration of microphones  
An audio quality enhancing apparatus and method is provided in which a microphone array has a non-uniform configuration and thus a beam pattern of a desired direction is obtained in a wide range...
8917577 Microphone proximity detection  
A mobile communications device contains at least two microphones. One microphone is located away from the handset receiver and serves to pick up voice of a near end user of the device for...
8908475 Acoustic positioning system and method  
An acoustic positioning device includes an acoustic emitter and receiver. The device emits a sequence of at least one first acoustic signal (S1) and one second acoustic signal (S2), separated by a...
8902408 Laser tracker used with six degree-of-freedom probe having separable spherical retroreflector  
A method for measuring three-dimensional coordinates of a probe center includes: providing a spherically mounted retroreflector; providing a probe assembly; providing an orientation sensor;...
8891785 Processing signals  
Signals are received, over a range of angles, at an input of a device. The signals include a primary signal with a principal direction of arrival and an interfering signal with a respective...
8885442 Method for determining an acoustic property of an environment  
The present invention relates to a method for determining an acoustic property of an environment. According to the method a sound signal and at least two reflection signals of the sound signal...
8864686 Virtual mapping of an anatomical pivot point and alignment therewith  
A system and method is provided for resolving a pivot point via touchless interaction. It applies to situations where one end of a rigid object is inaccessible but remains stationary at a pivot...
8867313 Audio based localization  
Methods of and systems for determining a location of a mobile device using transmitted audio signals is provided. In an embodiment, meta data included in the audio signals may also be used. In an...
8842495 Ultrasonic motion detection  
Movements of objects within a space are adaptively detected by emitting ultrasound waves into the space and detecting reflections of the ultrasound waves, determining locations of objects within...
8817577 Gunshot locating system and method  
A system for determining the origin and trajectory of a gunshot includes spaced sensor nodes and a base station. A method for determining the origin and trajectory of a gunshot includes the steps...
8814810 Orthopedic method and system for mapping an anatomical pivot point  
A system and method of touchless interaction is provided for resolving a pivot point of an object where direct placement of a sensor at the pivot point is not practical. It applies to situations...
8817576 Distance sensor for vehicle with electrical connector  
A distance sensor for vehicles is provided which includes a sensor device and an electric connector for an electrical connection between the sensor device and a mating connector. The connector...
8787113 Voice and position localization  
Apparatus configured for processing of both audible and ultrasonic sound inputs, including a sensor with a frequency response spanning both audible and ultrasonic frequencies, and processing...
8760971 Method for controlling an ultrasonic sensor and ultrasonic sensor  
An ultrasonic sensor has: a diaphragm that includes at least two partial regions for emitting and/or receiving ultrasonic signals, the two partial regions possessing different resonance...
8743658 Systems and methods for blind localization of correlated sources  
A system and a method for a blind direction of arrival estimation is provided for a nonlinear 1-dimensional array of M receivers of J
8705319 Apparatus and method for resolving an ambiguity from a direction of arrival estimate  
An apparatus for resolving an ambiguity from a DOA estimate includes a DOA estimate analyzer for analyzing the DOA estimate to obtain a plurality of ambiguous analysis parameters by using a bias...
8692810 Method for determining the location of impacts by acoustic imaging  
A method for determining the location of an impact on a surface (1) comprising N acoustic sensors (2a, 2b, 2c), transmitting a sensed signal si(t) to a processing unit (4) comprises the following...
8660581 Mobile device indoor navigation  
A method for indoor navigation in a venue derives positioning of a mobile device based on sounds captured by the microphone of the mobile device from the ambient environment. It is particularly...
8656781 Method and system for compensation of ultrasonic sensor  
A system and method for compensating ultrasonic sensors mounted on a vehicle for speed of sound variations. The ultrasonic sensor is operatively coupled to a power train control module having a...
8660815 Methods and apparatus for filtering noise in a three-dimensional position measurement system  
A method of filtering noise in a three-dimensional position measurement system comprising receiving distance data representative of the respective distances between at least four spatially...
8659976 Electronic baffling of sensor arrays  
A method and system is described for reducing unwanted noise components/interfering targets detected through an ambiguous beam-steer direction, such as the ambiguous ‘back-lobe’ of a sensor array....
8644113 Sound-based positioning  
A receiving device captures sounds signals (e.g., ultrasonic) from multiple sound signal sources, selects the sound signals satisfying a reliability condition for use in determining an initial...
8605551 Position determination of a seismic source array  
A method of obtaining information about the positions of sources in a marine seismic source array, comprises: determining respective notional signatures for m selected seismic sources, where m
8593909 Method and apparatus for passive determination of target parameters  
A method and an apparatus for passive determination of target parameters by directionally selective reception of sound waves emitted or transmitted from a target, by an arrangement (24) of...
8488411 Microphone proximity detection  
A mobile communications device contains at least two microphones. One microphone is located away from the handset receiver and serves to pick up voice of a near end user of the device for...
8479059 Radio communication device, radio communication system, program and radio communication method  
Provided is a radio communication device for performing radio communication with another radio communication device includes a control unit that controls to prepare for data loss during radio...
8462586 Direction controllable lighting unit with ultrasound  
A direction controllable lighting unit 10 for use in a lighting system is described. The light emission of the lighting unit 10 may be directed into different directions, e. g. by use of a...
8451691 Method and apparatus for detecting a launch position of a projectile  
A method and apparatus for detecting the launch position of a projectile is described. The apparatus includes at least one wideband microphone array positioned so as to be responsive to acoustic...
8416642 Signal processing apparatus and method for removing reflected wave generated by robot platform  
Disclosed herein is a signal processing apparatus and method for removing a reflected wave generated by a robot platform. The signal processing apparatus includes a transfer function measuring...
8401513 Proximity sensor, in particular microphone for reception of sound signals in the human audible sound range, with ultrasonic proximity estimation  
Proximity sensor, particularly for usage in an electronic mobile device, comprising at least one acoustic transducer adapted for receiving acoustic signals at least in parts of the frequency range...
8369184 Systems and methods with improved three-dimensional source location processing including constraint of location solutions to a two-dimensional plane  
Systems and methods are disclosed associated with processing origin/location information of a source or event. In one exemplary implementation, there is provided a method of performing improved...
8354929 Intruder detector and classifier  
A method and system for detecting and classifying intruders is provided. A noise threshold can be determined and set based on background noise. A seismic sensor can be configured to receive a...
8315407 Apparatus and method for localizing sound source in real time  
The present invention relates to an apparatus and method for localizing a sound source in real time. The apparatus for localizing a sound source in real time includes a sound signal acquisition...
8311759 Inline inspection system and method for calibration of mounted acoustic monitoring system  
An inline inspection system and method for calibrating an acoustic monitoring structure installed along a pipe. The system includes a pipe inspection vehicle; a microprocessor configured to attach...
8289154 Devices, systems and method of determining the location of mobile personnel  
A locator system for use in connection with at least one mobile person includes a mobile locator system adapted to be worn by the person, wherein the mobile locator system includes an inertial...
8290545 Systems and methods for accelerometer usage in a wireless headset  
This includes systems and methods for accelerometer usage in a wireless headset. An accelerometer can be used to determine the location of a wireless headset. The determined location can be used...
8285475 Combined beacon and scene navigation system  
A controller and navigation system to implement beacon-based navigation and scene-based navigation is described. The navigation system may generate position data for the controller to compensate...
8270632 Sound source localization system and method  
A sound source localization system includes a plurality of microphones for receiving a signal as an input from a sound source; a time-difference extraction unit for decomposing the signal inputted...
8264909 System and method for depth determination of an impulse acoustic source by cepstral analysis  
A system and method for making an accurate estimate of the activation depth for an impulse acoustic source includes recording sounds produced by the activation of the underwater impulse acoustic...
8254209 Acoustic wave sensor  
In an acoustic wave sensor for detecting a distance to an object and an orientation where the object is located with using acoustic waves, an acoustic wave generating device generating an acoustic...
8221337 System and method for monitoring bladder distention in a variety of patients having differing anatomical proportions  
A system and method are provided for monitoring bladder distention. Independently controllable acoustic transmitters are coupled to the surface of a user's abdomen region in a spaced-apart...
8217766 Vehicle presence notification apparatus  
A vehicle presence notification apparatus uses several ultrasonic transducer devices to generate a notice sound by emitting an ultrasonic wave in mid air based on an ultrasonic signal modulated...
8213263 Apparatus and method of detecting target sound  
An apparatus and method of voice activity detection (VAD) are disclosed. To detect a target sound, a target sound detecting apparatus calculates the phase difference corresponding to each...

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