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WO/2008/046363A1 |
A navigation device (1) for an object (F/P), in particular an aircraft, land vehicle or watercraft, having a computational and control unit (2) and a radio beacon (3) with a radio-frequency-field probe array (4) setting a course for taki...
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WO/2008/039072A1 |
A system for tracking an object, the object being equipped with a mobile unit (1), said mobile unit (1) including a transmitter (2) and a receiver (3), the system further including a tracking device (21) with a Doppler receiver (22) for ...
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WO/2008/035440A1 |
A propagation parameter estimating apparatus capable of estimating, by using a SAGE algorithm to avoid any erroneous estimations, a propagation parameter of a path for which, when the reception level largely varies, the power largely att...
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WO/2008/018253A1 |
Provided is a direction detection device capable of reducing the affect of a multi-path and realizing an appropriate direction detection. The direction detection device includes: an array antenna (16) formed by a plurality of antenna ele...
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WO/2008/010269A1 |
This system detects a position of a mobile object moving in premises, wherein an array sensor mounted on the mobile object moving in the premises receives a ultrasonic wave from a sound source set at a fixed position in the premises. The...
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WO/2008/010272A1 |
A system for detecting the position of a mobile object moving in a facility by receiving an ultrasonic wave transmitted from a sound source provided in the mobile object by means of an array sensor installed in a fixed position in the fa...
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WO/2008/010306A1 |
Provided is an ultrasonic measuring method comprising a step of receiving a plurality of ultrasonic waves spectrally diffused with mutually different codes, by first and second receivers, to create first and second received signals, resp...
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WO/2008/008670A2 |
A remote tracking device for use in a remote tracking system is described. The remote tracking device includes a positioning system receiver, such as GPS, operable to receive signals indicative of the location of the remote tracking devi...
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WO/2007/144463A1 |
The invention relates to a positioning method, positioning arrangement, bearing device (11) and computer program product for use in a positioning arrangement. By the arrangement according to the invention, the location information of the...
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WO/2007/132033A1 |
The subject of the present invention is a system for detecting, guiding or tracking devices or persons, which makes it possible, at all times, for a movable element to ascertain the position of a transmitter, since, owing to its special ...
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WO/2007/131923A1 |
The present invention relates to a method for determining the position, particularly the elevation, of a target flying at very low altitude. An electromagnetic detection system extracts the elevation measurement from the amplitude of the...
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WO/2007/130138A2 |
A method and system for relative positional tracking of a signal source is disclosed that requires no phase synchronization between the tracked source and tracking system. A signal source transmits a repeating signal. The virtual wavelen...
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WO/2007/129731A1 |
A result of a sound source direction measurement based on an output of an REMA (first microphone array) (11) and a result of a sound source position measurement based on an output of an IRMA (second microphone array) (12) are integrated ...
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WO/2007/130397A2 |
Separating mixed signals includes receiving the mixed signals from signal sources transmitting from a number of cells. A signal source is operable to transmit a source signal, and a mixed signal comprises at least a subset of the source ...
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WO/2007/130316A2 |
A compact system can use modular components to enhance the isolation or quality of signals that an antenna array produces. The system can comprise an array of input coupler modules and an array of output coupler modules respectively on t...
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WO/2007/124797A1 |
Given a process for locating sound projecting targets using an electroacoustic, underwater reception antenna, equal-phase receiving signals are formed by the application of time-delay coefficients to signals received by a converter and s...
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WO/2007/123052A1 |
[PROBLEMS] To enable accurate coefficient update control not depending on an input signal characteristic or arrival direction and provide a high-quality array processing output which is hardly affected by input signal frequency character...
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WO/2007/123047A1 |
[PROBLEMS TO BE SOLVED] An adaptive array control device, method and program to precisely carry out coefficient updating control of a plurality of signals input from array-like sensor groups and to be less influenced by frequency charact...
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WO/2007/123051A1 |
[PROBLEMS] To provide an adaptive array control method, a device and a program, and an adaptive array processing method, a device and a program which are insusceptible to impact of the frequency characteristics of an input signal and the...
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WO/2007/123048A1 |
[PROBLEMS TO BE SOLVED] An adaptive array control method, device, and program, and an adaptive array processing method, device, and program are provided to precisely carry out coefficient updating control independent of frequency charact...
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WO/2007/123334A1 |
Provided is a wavelength tunable external cavity laser comprising: a semiconductor laser diode that outputs multi-wavelength optical signals and is mounted on a first substrate; and a wavelength tunable reflection filter that is mounted ...
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WO/2007/117667A2 |
Apparatus including: an optical waveguide bundle (102) including a plurality of optical waveguides (104), (106), (108) substantially aligned along a waveguide bundle axis (114), each optical waveguide having a longitudinal core (110) con...
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WO/2007/115650A1 |
The invention relates to a method and a device for detecting at least one object in the environment of a motor vehicle. According to said method, the existence of a single-target situation or a multiple-target situation is determined usi...
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WO/2007/101451A1 |
The present invention relates to a method and a system for determining the direction of arrival of one or multiple radio or acoustic waves and, more particularly, to such a method and system especially advantageous in situations where th...
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WO/2007/084164A2 |
Method and apparatus for determining the geophysical position of an autonomous underwater system utilizing underwater acoustic modems that exchange underwater acoustic signals. An exchange of broadband acoustic signals is initiated betwe...
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WO/2007/082940A1 |
A control device (D), for a spacecraft of a group of spacecraft which is intended to move according to a chosen formation, comprises i) an assembly of at least three send/receive antennas (A1-A3) installed on at least three faces of diff...
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WO/2007/084121A1 |
Method and apparatus for locating and quantifying sound sources using an array of acoustic vector probes (200). Signals received at the probes are converted to digital form and fed into a digital signal processor (400) which computes the...
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WO/2007/073715A1 |
The invention relates to a method for verifying plotting results in case several signals (Sig1, Sig2) that have the same frequency are detected from different directions. According to said method, the signal characteristics of the signal...
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WO/2007/063126A1 |
The invention relates to a guidance system for the automatic landing of aircraft chiefly comprising: - an electromagnetic detection and locating device positioned on the ground, - a first multifunction transmit/receive radioelectric beac...
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WO/2007/064542A2 |
Systems and methods that may be implemented to determine the location of an emitter of electromagnetic radiation, such as an RF signal emitter having an unknown location, using at least two electromagnetic radiation sensor antennas that ...
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WO/2007/054724A2 |
There is described a receiver, comprising: a radio -frequency receiver including frequency converter circuitry, and a frequency estimator configured to analyse a radio -frequency signal received by said radio frequency receiver to provid...
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WO/2007/047119A2 |
A Moving Transmitter Correlation Interferometer Geo-Location (MT-CIGL) system is disclosed that permits locating both moving and stationary transmitters from moving DF equipment. A conjugate gradient based search routine is utilized whic...
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WO/2007/044652A2 |
An antenna module on a vehicle having an antenna for receiving satellite radio signals and an antenna for receiving GPS signals. The two antennas may or may not be on a common ceramic substrate. Either of the two antennas may be a cerami...
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WO/2007/039631A1 |
A method and system for tracking a mobile target within a monitored space using at least three fixed directional detectors having respective responsitivities which vary with angular position around the detector and being positioned aroun...
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WO/2007/039774A1 |
A method and apparatus is described for the calibration of a phased array antenna. The phase of a signal of opportunity is measured at each array element and a statistical analysis is performed on the data so obtined to estimate the func...
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WO/2007/039772A1 |
A method and apparatus are described for the unwrapping of a set of phase values observed for an incoming signal on a phased array antenna. The difference between values observed on adjacent elements in the array forms a first data set. ...
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WO2006004628B1 |
A wireless communications network includes a reconfigurable array of access points for linking wireless devices in an infrastructure mode. One or more of the access points are mobile. The mobile access points in the network can be reposi...
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WO/2007/028077A2 |
A method of controlling multiple antenna signal transmission is disclosed. The method includes adjusting signal parameters so that transmission signals from a plurality of antennas combine to form a directional beam. A time duration in w...
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WO/2007/024888A2 |
Sensors mounted on vehicles (e.g., buses, taxis, police cars) and public personnel (e.g., policemen) are used to monitor various conditions and situations such as air quality, potential biological and chemical attacks, and road and traff...
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WO/2007/022233A2 |
A method for determining the position of an underwater device includes placement of a plurality of station keeping devices on or below the surface of the water in known positions. A device to locate is provided for placement below the su...
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WO/2007/016098A2 |
Measurements of the differential and/or absolute time-of-arrival of separable signals transmitted from a set of spatially-distributed (SD) transmitters are obtained by one or more receivers. The signals transmitted by each transmitter ar...
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WO/2007/012552A1 |
The invention concerns the measurements of uncertainties affecting the ballistic trajectories followed by certain projectiles. The invention concerns a method for determining estimations δ^pi of dispersions δpi affecting the initial pa...
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WO/2007/013069A1 |
There is provided a method and system for positioning a transponder, the system comprising an antenna array of at least two spaced-apart antennas coupled to a common generating and switching unit. The generating and switching unit is con...
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WO/2007/012552A2 |
The invention concerns the measurements of uncertainties affecting the ballistic trajectories followed by certain projectiles. The invention concerns a method for determining estimations δ^pi of dispersions δpi affecting the initial pa...
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WO/2007/007390A1 |
A number-of-arriving-waves estimating device for estimating the number of arriving waves by receiving arriving waves by means of an array antenna whereM antenna elements are lineally arrayed at regular element intervals. The number-of-ar...
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WO/2007/008255A1 |
In a receiver of electromagnetic or other waves (210-230), scaling of received frequencies in proportion to the respective source distances, so as to reveal the source distances and permit isolation of signals from a particular source by...
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WO/2007/001411A1 |
The number of sensors that can be used by an SSA system including a single source can be increased by using a multi wavelength source to send different wavelength pulses to each of a plurality of different sensor array ladders, particula...
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WO/2007/000067A1 |
A method and system for acquiring azimuth information of a device using signals transmitted from satellites comprises an antenna (4) for global positioning systems having at least a hemispherical antenna pattern covering at least part of...
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WO/2007/001450A2 |
A method and apparatus for determining the position of a target are disclosed. The method includes collecting onboard the platform a first set optical radiation in a first bandwidth and a second set of optical radiation in a second bandw...
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WO/2006/134202A1 |
The present invention relates to a transmitter and receiver used in a tactical combat simulation, a system formed by these and a method for locating the hit point. The system comprises a transmitter for transmitting at least three intens...
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