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WO/2021/007293A1 |
A sensor system for determining occupancy in a space generally includes a transmitter radio device that transmits radio signals over a channel in the space; a receiver radio device that receives the transmitted radio signals that have tr...
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WO/2021/006491A1 |
A sound source visualization device and method are provided. A sound source visualization device according to one embodiment comprises: a sound source sensing module for sensing, by using a plurality of sound source detection sensors, a ...
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WO/2021/006793A1 |
Systems and methods are disclosed herein for first arrived path detection optimized for positioning using beamforming. Embodiments of a method performed by a wireless device and corresponding embodiments of a wireless are disclosed. In o...
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WO/2020/255271A1 |
An electronic apparatus according to an embodiment comprises a storing means, a receiving means, and an estimating means. The storing means stores position information indicating first and second installation positions of a plurality of ...
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WO/2020/255272A1 |
An electronic apparatus according to an embodiment comprises a first acquiring means, a receiving means, and an estimating means. The first acquiring means acquires n (n is an integer greater than or equal to 2) installation positions in...
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WO/2020/250437A1 |
This position detection system for a wireless tag (11) is provided with a wireless tag (11) and a plurality of antennas (10). Each of the antennas (10) is arranged with the other antennas (10) so that communication areas (20) with the wi...
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WO/2020/245834A1 |
A method comprising receiving a dataset comprising data associated with a plurality of radio frequency (RF) wireless transmissions associated with a plurality of objects within a plurality of physical scenes, wherein the dataset comprise...
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WO/2020/244176A1 |
Disclosed are an absolute distance measurement apparatus and method using dynamic frequency offset locking and sinusoidal frequency scanning interferometry. The method comprises: a high-frequency electro-optic phase modulator modulating ...
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WO/2020/234415A1 |
The invention relates to a method for positioning and/or communicating with a scraper which is located in a hollow elongated object, preferably a pipeline, and the at least one internal transducer (1) of which is arranged on the interior...
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WO/2020/227804A1 |
In a general aspect, a method for determining motion zones in a space traversed by wireless signals. In some aspects, the method includes obtaining, over a time frame, sets of channel response data based on wireless signals communicated ...
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WO/2020/227806A1 |
In a general aspect, a method is presented for determining a motion-zone confidence. In some aspects, the method includes obtaining, from a database of a motion detection system, ranges of motion-zone parameters associated with respectiv...
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WO/2020/227805A1 |
In a general aspect, a method is presented for determining a motion zone for a location of motion detected by wireless signals. In some aspects, the method includes obtaining a time series of statistical parameters derived from sets of c...
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WO/2020/231641A1 |
A method, non-transitory computer readable medium, and system that determines for received data from one of a plurality of non- Global Navigation Satellite Systems (non-GNSS) satellites a correction for an error in captured time associat...
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WO/2020/226240A1 |
Disclosed is a method for identifying and neutralizing a low-altitude unmanned aerial vehicle. A low-altitude unmanned aerial vehicle identification system according to an embodiment sets a low altitude warning surveillance airspace, and...
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WO/2020/226415A1 |
An electronic device disposed on a door frame includes a back plate attached to the door frame, a housing coupled to the back plate, a first antenna that transmits or receives a signal having a first wavelength with an external electroni...
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WO/2020/220110A1 |
In a general aspect, a method for determining a location of motion detected by wireless communication devices in a wireless communication network includes obtaining a set of motion indicator values associated with a prior time frame. The...
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WO/2020/220125A1 |
In a general aspect, motion is detected using wireless signals. In an example, in response to a first series of sampling instructions asserted at a first sampling rate in a wireless sensing system, a first series of requests is sent for ...
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WO/2020/220628A1 |
A ranging method based on laser line scanning imaging capable of effectively suppressing the interference of extreme weather to imaging. The method comprises the following steps: collecting a priori reference pattern of a fixed laser lin...
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WO/2020/220111A1 |
In a general aspect, a method for determining a location of motion detected by wireless communication devices in a wireless communication network includes obtaining a set of motion indicator values associated with a time frame. The set o...
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WO/2020/220122A1 |
In a general aspect, motion is detected using wireless signals. In an example, a method includes receiving, at a wireless communication device, requests for the wireless communication device to transmit wireless signals, the requests ini...
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WO/2020/217146A1 |
A method for estimating a range of a moving target, the method including emitting (2000), from a target (120), a first ultrasound signal T, wherein the first ultrasound signal T is generated based on a first differential Zadoff-Chu seque...
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WO/2020/218957A1 |
A method for type state estimation of a user equipment connected to a wireless communication network. The method comprises updating (S2), recursively, of a type state estimate. The type state estimate is a probability for the user equipm...
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WO/2020/217145A1 |
A method for estimating a range of a moving target includes emitting (1900), from a target (120), a first ultrasound signal T, wherein the first ultrasound signal T is generated based on a first differential Zadoff-Chu sequence x; receiv...
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WO/2020/218889A1 |
Proposed is a position measuring device configured to measure position (distance) by combining a TWR positioning method and a PDOA positioning method. The proposed position measuring device: outputs positioning signals at set time interv...
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WO/2020/214026A1 |
A method is disclosed for determining a signal's time of arrival at a receiver device, the signal being transmitted by a transmitter device to the receiver device. The method comprises correlating the signal as transmitted by the transmi...
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WO/2020/210290A1 |
The present disclosure relates to systems and methods for passive infrared sensing and detection of vehicular traffic. Vehicle parameters are detected using thermal detection states of pixels of an infrared array sensor. The vehicle para...
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WO/2020/200673A1 |
A system for providing haptic feedback to a user, the system comprising a first piezoelectric transducer array comprising multiple piezoelectric transducers, respective ones of which being configured to generate a second signal at a seco...
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WO/2020/198335A1 |
An access system for a vehicle includes a receiver and an access module. The receiver is configured to receive a signal transmitted from a portable access device to the vehicle. The access module is configured to: generate a differentiat...
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WO/2020/188557A1 |
An Internet of things (IoT) node operating in a low-power wide-area (LPWA) IoT network includes a store to keep at least a node unique ID, an incoming message processor configured to receive incoming messages over an LPWA and create an i...
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WO/2020/186329A1 |
In a general aspect, an offline system detects new motion zones for a motion detection system. In some examples, observed channel response data is obtained from a motion detection system. The observed channel response data is associated ...
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WO/2020/190443A1 |
Valuable commodities such as cellular telephones are easy to misplace. A system for associating the cellular telephone with another article such that when either the cellular telephone or the article is moved beyond a preset range from o...
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WO/2020/182120A1 |
Embodiments of the present disclosure provide method and apparatus for positioning. The method may comprise receiving a first radio signal of a terminal device located in the area from a line of sight (LOS) path between the antenna array...
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WO/2020/180432A1 |
Provided is an indoor positioning system for light fixtures that includes a drone device which determines a respective location of each light fixture, and assigns identifying information to each light fixture. The system also includes a ...
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WO/2020/174683A1 |
This control system (100) comprises: a plurality of first apparatuses (101) and second apparatuses (102) respectively paired with the plurality of first apparatuses (101). The plurality of first apparatuses (101) respectively hold indepe...
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WO/2020/169201A1 |
A method and apparatus are provided for estimating characteristic differences between wireless signals transmitted from the same location in spaced apart frequency ranges. Also provided are a method and apparatus for estimating a combine...
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WO/2020/165134A1 |
The invention relates to synchronisation, range finding and other measuring in radio systems, which are able to carry out a frequency switch with knowledge of the phase position. The object of the invention is to simplify known methods, ...
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WO/2020/163963A1 |
A system for ablating a predetermined area of a substrate material, the system comprising: a processor; a computer readable medium comprising at least one first set of program instructions associated with the ablating protocol stored the...
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WO/2020/161655A1 |
A method for determining the reception time by a receiver device (RX) of an electromagnetic signal emitted by a transmitter device (TX), wherein said electromagnetic signal is modulated using a modulation technique (by way of non limitin...
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WO/2020/162033A1 |
A fixed system has a location estimation unit for estimating the location of a portable device on the basis of an incident angle calculated on the basis of information measured by two or more antennas provided in a plurality of main comm...
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WO/2020/160588A1 |
Approaches for determining a location of an animal based on RSSI. An embodiment includes a method, comprising: receiving a first reading of an electronic animal identification tag attached to an animal from a first electronic tag reader;...
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WO/2020/159042A1 |
The present invention relates to a method and an apparatus for recognizing a sound source. According to the sound source recognition method of the present invention, an acoustic signal is detected by four acoustic sensors arranged in a r...
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WO/2020/153985A1 |
A global positioning system, method, and system for self-driving vehicle (SDV) navigation. The global positioning system includies: at least one SDV route; a number of radio-frequency (RF) emitters; and a dynamic digital map. The navigat...
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WO/2020/150806A1 |
In a general aspect, a motion detection system manages leaf nodes used for sounding by one or more access points. For example, an access point identifies one or more static leaf nodes based on presence activity of each leaf node in a cal...
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WO/2020/154480A1 |
Systems and methods for providing low latency and high bandwidth wireless data transport for various applications, such as virtual reality, augmented reality, or video applications. A wireless data transport system is provided that inclu...
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WO/2020/150807A1 |
In a general aspect, a motion detection system manages leaf nodes used for sounding by one or more access points. For example, an access point obtains presence information for a plurality of AP-leaf node links for a plurality of calibrat...
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WO/2020/148231A1 |
A presence detection circuit comprises a first sensing module for sensing an object and determining information relating to a speed of movement of the sensed object, and a microwave sensor operated in an interrupted mode with a repetitio...
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WO/2020/150128A1 |
Architecture and techniques for identifying types of objects based upon disruption of signal strength of millimeter-wave (mmW) transmitted signals caused by objects interfering with or blocking transmitted signals within a wireless commu...
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WO/2020/141658A1 |
The present invention relates to a high-accuracy wireless positioning method and device for: measuring the strength of at least one signal transmitted from at least one fixed node; estimating relative locations of a mobile node; generati...
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WO/2020/141415A1 |
A method for estimating a location of a target Wireless Local-Area Network (WLAN) device (402) includes obtaining relative locations of three or more WLAN devices (20, 220, 222). Respective distances are measured between each of the WLAN...
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WO/2020/137725A1 |
The present invention performs distance measurement in which influences of fading and presence/absence of disturbance in propagation are reduced. This distance measuring device is provided with a plurality of communication units and a co...
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