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WO/1995/005705A1 |
In a digital wireless communication system (fig. 1), the apparatuses can estimate the speed of the mobile unit in relationship to the stationary unit (fig. 12). In addition, the apparatus can adjust the sampling phase of a digitally enco...
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WO/1994/028375A1 |
Method and system for determination of relative position and/or orientation of a number of points or geometrical objects like planes, lines, holes, cylinders or spheres, or combined objects like robot arms or other industrial production ...
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WO/1994/019704A1 |
Radio waves are received by a plurality of receiving means (2) and (3) to measure the powers (E1) and (E2). The powers (E1) and (E2) are compared by comparing means (6) for determining which one is greater. Change of this comparison is d...
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WO/1994/014081A1 |
A method and a device for remotely controlling and monitoring partially autonomous manned submersibles. The device comprises at least one manned floating vehicle (2) which is drifting and/or autonomous and comprises at least one first on...
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WO/1994/011756A1 |
A multi-dimensional acoustic data processing and display system arranges acoustic data in a three-dimensional matrix. The three-dimensional matrix is compressed (81) using singular value decomposition into singular vectors and singular v...
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WO/1994/011852A1 |
In a process for detecting and eliminating the shadow of moving objects in a sequence of digital images, a sequence of background images is first derived from a sequence of images. The sequence of background images contains only the immo...
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WO/1994/010905A1 |
The multidimensional ECG processing and display system (60) of the present invention may be used with an electrocadiographic (ECG) monitoring system. Input ECG data (61) from multiple, sequential time intervals is collected and formatted...
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WO/1994/000775A1 |
A position sensor (20) for measuring the distance from a first position to a second position. The sensor may include an elastic wave generator (33 and 25), an acoustical path over which the elastic wave passes (27), and a transducer (26)...
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WO/1993/023765A1 |
Radio frequency ranging apparatus comprises a transmitter having a pseudorandom noise (PN) code generator (10) and a modulator (20) to modulate a carrier frequency with the re-generated PN code for transmission. A receiver comprises a pr...
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WO/1993/020411A1 |
Method and device of acoustic flow measurement for determination of the flow velocities of gases and/or of quantities that can be derived from same. In the measurement pipe (1), at a certain distance (L) from one another in the longitudi...
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WO/1993/016399A1 |
An underwater detector which quickly detects frequency components contained in echos from all the directions, displays the frequency components, and thus can improve the capability of target identification. Two ultrasonic beams received ...
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WO/1993/011445A1 |
The present invention relates to a holographic method including the step consisting in forming the hologram of a point by means of an optical system comprising a crystal (131) and two polarizers (132, 135) placed respectively upstream an...
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WO/1993/004381A1 |
A vehicle measure system involves an array of microphones (18) and a spark emitter (24, 46) mounted on a vehicle. Sparking produces sound bursts which travels to the microphones (18). From detection of transmission times, the position of...
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WO/1993/000777A1 |
A method and apparatus for approximating the doppler frequency of a mobile station (M1-M9) by examining the signal between the mobile station (M1-M9) and a base station (B1-B10). Several channel estimates (hj(n)) are calculated at differ...
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WO/1992/014982A1 |
A device for alignment controlled by the gaze direction of a person of an object (1) with respect to a thing (3) comprises means (9, 10, 13-16) for determining the gaze direction of a person, an evaluating unit (17) adapted to treat info...
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WO/1992/012602A1 |
An intelligent mobile radio unit is served by one of a network of macrocells and microcells. The unit is arranged to monitor, for example, the signal strength or bit error ratio of signals transmitted from each of a set of candidate base...
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WO/1992/001950A2 |
A system and method of speed estimation for a cellular radio network comprises a number of speed estimation units (14-20). Each unit comprises an averaging window (24) of a different duration, a buffer store (26) and variance calculator ...
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WO/1992/000530A1 |
Aquatic animal finder apparatus and method include one or more passive transducers (10) for converting sounds, including bio-soundwaves from a living aquatic animals source (TF) traveling in a body of water, to electrical signals, the tr...
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WO/1991/010919A1 |
The present invention provides a range-finder system (1) suitable for use by golfers, surveyors, planners and others who need to determine the distance between themselves (24) and a remote position (6). The system comprises a transponder...
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WO/1991/006874A1 |
Described is a process in which only passive sensors (10, 11) are used to determine the direction and range of noise-generating targets (2). In addition to the acoustic sensors (11) usually used for direction-finding, the invention propo...
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WO/1991/004458A1 |
A rangefinder has a linear array of pairs of photo-sensitive devices (40) mounted as two rows of photo-sensitive devices, viewing the same scene. Each photo-sensitive device is responsive to the intensity of illumination of a small patch...
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WO/1991/001778A1 |
The invention relates to a process and a device for determining the optimal training speed for throwing, shooting or passing in throwing sports or ball games. The distance between the passing site and the target is established. A target ...
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WO/1990/014605A1 |
A system for predicting the occurrence of microburst/windshear comprising at least one sensor (520) for receiving lightning produced signals, a processor (210) for processing those received signals to produce data and generate a warning ...
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WO/1989/011139A1 |
The device according to the present invention comprises an emitter with lights (1, 2 and 3), and a microcell screen (6), and allows to detect and visualize in a very strong natural or artificial fog any vehicle or means on land, air or s...
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WO/1989/006623A1 |
An apparatus for tracking a rotating blade to determine parameters associated with the rotation of that blade is disclosed. In one embodiment the apparatus includes a detector (1) in which at least two sensing photodiodes (9, 10) define ...
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WO/1988/009515A1 |
In a locating process for localizing receiving antennae by means of electromagnetic signals in the near field region of a stationary transmitting device, a magnetic dipole antenna is used as the stationary transmitting device, by means o...
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WO/1988/000328A1 |
A range finding apparatus includes a pair of spaced apart cameras which provide signals that are digitized, stored in frame buffers, and provided to a computer that provides a range map of a target object viewed by the cameras. The compu...
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WO/1988/000354A1 |
A method and apparatus for precisely determining the relative velocity of an interferometer and a scene being scanned. The apparatus uses a matched filter technique in which reference signals based on high and low relative velocity estim...
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WO/1987/007030A1 |
A system for landing an aircraft, using a ground installation and an airborne installation which are synchronized together using GPS system time. Specifically, the ground installation includes a ground transmitter (32) which radiates the...
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WO/1987/005706A1 |
The position of a projectile travelling at a supersonic velocity is sensed by two triangular arrays of transducers (10, 11) which are located below and close to the plane of a target area (14) through which the projectile passes. Signals...
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WO/1987/004549A1 |
The device comprises two fixed ultrasonic emitters (1, 2), an ultrasonic receiver (6), forming part of the moving object (M) and a computer (4). A start signal (S) from the computer (4) controls the emission of ultrasonic pulses (I) from...
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WO/1987/001540A1 |
A digital receiver (100) for GPS C/A-code signals. The GPS receiver (100) of the present invention provides reception and tracking a plurality of satellites simultaneously, using four separate receiver channels. The GPS receiver (100) of...
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WO/1986/000419A1 |
New communication means used during displacements. Individual and portable receivers (2) of a credit card size display and broadcast automatically or selectively information issued from waves (3) coming from hyperfrequency or laser emitt...
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WO/1985/002686A1 |
A method and system for navigation comprising a plurality of transmitters (11, 13, 100, 102), pairs of which are excited from a common frequency source, and a receiver (18) responsive to and deployed within the wave fields (126, 108, 110...
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WO/1985/002023A1 |
The system includes a method and apparatus for transmitting a spread spectrum signal from each of a plurality of base stations. The spread spectrum signal has a predetermined timing and has a ground wave component and a sky wave componen...
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WO/1985/001798A1 |
A distance measuring receiver system and method (101) for determining the distance of a receiving station from a transmitting station, which provides the distance information by the reception and processing of a pair of signals (preferab...
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WO/1984/003942A1 |
Method and device for measuring the distance to an object, particularly the distance to the surface (17) of a liquid (16) in a container (15). An antenna (11) is arranged in a distance from and aimed against the surface (17), the antenna...
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WO/1984/001832A1 |
The invention permits a user to derive his pseudo range from earth-orbiting, signal-transmitting satellites (10) without knowledge of the code sequence of modulation carried by the signal, if any. A modulated radio frequency signal (fm) ...
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WO/1983/000563A1 |
A radio frequency distance measuring system and method employs at least one pair of continuous wave carrier signals having a preselected frequency separation equal to a desired difference frequency. The pair of continuous wave carrier si...
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WO/1981/001745A1 |
Method and apparatus for determining the position of a sensor (16) with respect to a color screen (10). The screen (10) is colored with first and second colors (12), (14) in such a way that the intensity of each color varies from a minim...
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WO/1980/001977A1 |
A technique for estimation of displacement and/or velocity of objects in television scenes is recursive, in that each displacement calculation is made using the results of the previous calculation. In a first embodiment, a displaced fram...
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WO/1980/000876A1 |
A device for measuring the flow velocity of fluids including at least one pair of electro-acoustic transducers (tr1, tr2) at the ends of a measurement path, said transducers simultaneously transmitting acoustic pulses and receiving the s...
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JP2024057930A |
[assignment] An altitude calculation method for an aircraft, an altitude calculation program, and an altitude calculation program capable of calculating an accurate altitude without an additional measuring device even in locations where ...
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JP7472913B2 |
The present disclosure relates to device, method for a wireless communication system and storage medium. In embodiments of the present disclosure, location information of at least one terminal device on the terminal side in the wireless ...
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JP2024053853A |
The present invention provides a control device, a control method, a program, and a control system that ensure execution of position estimation for a plurality of devices. [Solution] In a control system 1, a control device mounted on a m...
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JP2024049517A |
The present invention provides a position measuring system, a position measuring device, and a position measuring method that avoid increasing the size of underwater equipment. [Solution] A position measurement system that measures the p...
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JP7464028B2 |
An information processing device utilizable as a digital key for a vehicle, the information processing device includes a memory; and a processor coupled to the memory. The processor is configured to in a case in which the processor does ...
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JP2024039398A |
The present invention provides a technique for efficiently searching for a searched device while reducing the risk that the battery of the searched device runs out. A receiving unit 180 receives signals transmitted from a searched device...
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JP7451823B2 |
A method for calculating a time-of-arrival of a multicarrier uplink signal includes: accessing a multicarrier reference signal including a subcarrier reference signal for each subcarrier frequency in a set of subcarrier frequencies; rece...
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JP2024035521A |
An object of the present invention is to provide an information processing device, system, method, and program that can efficiently grasp a signal propagation environment. [Solution] An information processing device according to an embod...
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