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WO/2014/187382A1 |
A method and device for measuring distance. The present method for measuring distance comprises: a measuring side apparatus receives an audio signal used for measuring distance; the measuring side apparatus acquire a spatial transmission...
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WO/2014/186118A1 |
An ultrasonic locationing method and system for ultrasonic locationing of a mobile device within an environment includes a plurality of fixed ultrasonic emitters to transmit an instruction to listen for an enrollment tone to at least one...
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WO/2014/179529A1 |
A system and method for real-time location detection consists of three groups of components. Mobile subjects to be tracked are equipped with wireless transceivers capable of sending and optionally for receiving data over pre-determined r...
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WO/2014/176855A1 |
A positioning method and system for a multi-coil array-type wireless power supply system receiving end (Rx). A coil array of a transmitting end (Tx) is divided into several positioning units, where each positioning unit comprises several...
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WO/2014/179308A1 |
A sound monitoring system provides autonomous and silent surveillance to monitor sound sources stationary or moving in 3D space and a blind separation of target acoustic signals. The underlying principle of this technology is a hybrid ap...
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WO/2014/175738A1 |
The present invention relates to a method and a device in which a mobile blind node is used to determine the position of a fixed blind node within a localization area, wherein the fixed blind node is configured to transmit a signal to th...
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WO/2014/171082A1 |
In this distance measurement device, wireless communication devices (12, 14) which receive, with antennas, a wireless signal transmitted from a mobile terminal (2) and detect the signal strength thereof (RSSI) are arranged on both sides ...
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WO/2014/171081A1 |
In this position detection device of a mobile terminal, wireless communication devices (12, 14, 16) which receive a wireless signal transmitted from a mobile terminal (2) and detect the signal strength thereof (RSSI value) are arranged d...
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WO/2014/168637A1 |
A first energy of a signal received from a mobile device is computed at a device based on information available at a physical (PHY) layer of the mobile device. A second energy of the received signal is computed. A path-loss exponent of t...
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WO/2014/167749A1 |
A reception device (100) is provided with: AGC circuits (103) which generate pieces of electric power information individually indicating the reception strength of respective reception signals generated from each of a plurality radio wav...
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WO/2014/164106A1 |
The differential ultra-wideband indoor positioning method provides differential positioning to increase the accuracy of ultra-wideband (UWB) based indoor position estimation. Knowledge about common errors can be learned by employment of ...
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WO/2014/158007A1 |
The present invention provides a location positioning method and device which: use distance measurement algorithms capable of improving the accuracy of location information by using different positioning schemes; select a suitable algori...
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WO/2014/127142A9 |
Optical ground tracking apparatus for use with buried object locators or other instruments or devices are disclosed. In one embodiment, a ground tracking apparatus integral with or coupled to a buried object locator includes a housing, a...
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WO/2014/147544A1 |
A device may include a radio signal receiver, and an inertial navigation system. Additionally, the device may include a processor to determine that the inertial navigation system has been initiated, monitor a radio signal associated with...
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WO/2014/146884A1 |
The invention concerns a method for observing an area by means of a drone, comprising: - acquisition (30) of a topography of an area to be observed by means of a first drone, said first drone comprising a topography acquisition device; -...
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WO/2014/151516A1 |
Systems, methods, and devices of the various embodiments provide modified frequency hopping patterns that enable synchronization of a wireless tracking device with a beacon signal that defines a predetermined area (i.e., beacon fence). I...
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WO/2014/143527A1 |
Embodiments include using a wireless access point (AP) as a landmark to aid precise wireless indoor positioning of a mobile device. The AP transmits a wireless indoor positioning signal with a predetermined or known frequency and power t...
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WO/2014/144430A1 |
Location of one or more devices in a monitored environment based at least in part on data communications between a device and a communication array disposed relative to the monitored environment. The communication array may include a plu...
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WO/2014/137953A1 |
Some implementations include identifying a location for a device perceived landmark. The location is identified by monitoring received signal strength of a signal of a wireless access point, detecting the location at which the trend in t...
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WO/2014/137698A1 |
System and methods are disclosed to use ultrasonic (US) and WiFi signals to improve range determination between devices in WiFi-based position or range estimation systems. Such systems may leverage existing WiFi infrastructure and US-cap...
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WO/2014/125336A1 |
A second device (12) comprises: a transmitter configured to transmit a first signal to a first device (11); a receiver configured to receive a second signal that has been transmitted by the first device (11); a demodulator configured to ...
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WO/2014/126673A1 |
A method of obtaining and using access point signal information includes: receiving signals at a mobile device from a first set of access points during a passive measurement; and performing a first active measurement at the mobile device...
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WO/2014/123103A1 |
In this distance estimating method, a first user device receives a discovery signal from a second user device whereby said first user device estimates the distance between the first user device and the second user device, wherein this me...
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WO/2014/120151A1 |
Technologies and implementations for Doppler frequency shift compensation are generally disclosed.
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WO/2014/114967A1 |
The invention relates to the field of capturing, analyzing and interpreting the motion of one or several objects through a plurality of sensors and recommending actions to the object(s) based on the interpretation of the motion data.
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WO/2014/110204A1 |
This disclosure is directed to positioning and mapping based on virtual landmarks. A space may include a plurality of signal sources (e.g., wireless access points (APs), cellular base stations, etc.). The space may be virtually divided i...
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WO/2014/105205A1 |
Certain embodiments herein are directed to reducing variations in received signal strength indicator (RSSI) measurements that may be received by a wireless device over a network, such as a WiFi network including one or more access points...
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WO/2014/102938A1 |
This sound detection device is a sound detection device that is mounted in a mobile body, which is provided with: a sound detection unit which detects peripheral sound of the mobile body; and an assessment unit which, on the basis of a d...
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WO/2014/080402A9 |
A method, comprising: receiving by a narrowband reception circuit of the first wireless transceiver received narrowband messages; transmitting by a narrowband transmission circuit of the first wireless transceiver transmitted narrowband ...
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WO/2014/087143A1 |
Disclosed is a method of determining a velocity of a vessel, comprising the steps of: detecting objects in the vicinity of the vessel; selecting an object having a velocity relative to the vessel which is below a predefined threshold; an...
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WO/2014/082670A1 |
Device for determining the velocity of a bullet travelling in a direction from a point of fire to a target. The device comprises first and second electro-acoustic sensors (12a, 12b) arranged at a predetermined distance from each other, a...
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WO/2014/081487A1 |
Accurate remote tracking of fixed objects from a moving platform requires overcoming platform noise. Such tracking becomes difficult when the only inertial reference (such as a central aircraft inertial navigation system) is remote from ...
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WO/2014/078016A1 |
A method includes accessing signal data descriptive of a transmission sequence and pre-determined values associated with the transmission sequence. The signal data and the pre-determined values may be stored in a memory. The method inclu...
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WO/2014/074564A1 |
A watercraft angle of attack system includes sensors having a position locator; a heading sensor; a tilt sensor; an acoustic Doppler velocity sensor that measures velocity of the boat relative to a volume of water remote from the boat so...
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WO/2014/070492A1 |
Implementations relate to systems and methods for generating compensated speed values for a Doppler-enabled device. A portable wireless device can contain a GPS navigation engine (110) to capture position data (120) and Doppler speed dat...
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WO/2014/063989A1 |
A motion sensor assembly for determining the angular velocity of a moving contrast in its field of view, comprising: - at least one motion sensor with a first and a second analog photoreceptor each adapted for observing said moving contr...
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WO/2014/066092A1 |
A method and device for non-echo ultrasonic Doppler used for corrected inertial navigation includes providing at least one ultrasonic emitter within an environment, each emitter configured for transmitting an ultrasonic tone of a predefi...
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WO/2014/053069A1 |
An improved method for avoiding mid-air collision in aviation is disclosed. The method relies on a calibration of radio signal intensities I with radio signal encoded position information L. In other words, after a first reception of a r...
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WO/2014/053877A1 |
A method of configuring an audio system comprising one or more speaker units, comprises: transmitting radio signals from at least a first location indicating a first speaker unit position, and from a second location indicating a second s...
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WO/2014/046801A1 |
Presently disclosed are concepts, systems, and techniques directed to augmenting a radar with a plurality of electro-optical (E/O) sensors. The E/O sensors operate in two or more IR bands and have variable range of sensitivities. The out...
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WO/2014/042742A1 |
Systems and apparatuses are directed to wireless tag elements each having unique first identifier information and attached to objects to be tracked and wireless sensors arranged to provide corresponding zones of coverage that collectivel...
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WO/2014/042457A1 |
According to one embodiment of the present invention, a method for calculating the location of a terminal in a wireless communication system, which is to be performed by the terminal, comprises the steps of: transmitting, to a location s...
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WO/2014/033247A1 |
Various embodiments relate to a method for determining a position (P) of an identification transmitter for an access control to a motor vehicle (1). The method comprises the emission of at least one electromagnetic field (80) by a respec...
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WO/2014/030232A1 |
This determination device (110) obtains distance information that indicates distances between observation devices (121 - 128) that are provided around a predetermined area (101) where multiple radio communication devices (102) are scatte...
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WO/2014/009406A1 |
The invention relates to a method (100) for calculating a change in an image scale of an object, said method (100) comprising an identification step (102), a provision step (104), a scaling step (106), a determination step (108) and a co...
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WO/2014/012012A1 |
Systems and methods for ranging in indoor environment that are accurate and that are substantially undisturbed by multipath interference. The method includes illuminating a sensor tag with electromagnetic radiation generated from a trans...
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WO/2014/011916A1 |
A method and apparatus are disclosed herein for distance estimation using signal strength information. In one embodiment, the method comprises receiving a broadcast communication from one of a plurality of devices in a wireless mesh netw...
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WO/2014/007754A2 |
A method in a mobile node (100) for enabling determination of a position of a device (110). The method comprises receiving a positioning request message, including an identification of the device (110). The method further comprises trans...
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WO/2014/003884A1 |
A ground location inertial navigation geopositioning system (GROUNDLINGS) end receiver (GER) can include a GROUNDLINGS module. The GROUNDLINGS module can be configured to generate a GER position using a time of flight (TOF) of a downlink...
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WO/2013/181720A1 |
The present invention provides method for monitoring the movement of a first rock region in a mine relative to a second rock region in the mine, the method comprising the steps of: providing a first marker device and a second marker devi...
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