A real time location system (RTLS) is provided for determining three-dimensional locations of nodes in an environment. The RTLS system includes at least one node associated with an asset in the environment. The at least one node has an unknown location. The system further includes at least one tracking device that communicates with the at least one node to obtain location data associated with the unknown location of the at least one node. A location module receives the location data associated with the unknown location of the at least one node and determines a real-time three-dimensional current location of the at least one node based on the location data. The real-time three-dimensional current location having x, y and z coordinates and the z coordinate indicates a height of the at least one node in the environment.
Real time location systems are provided including one or more ultra-wideband (UWB) sensors positioned in an environment; one or more image capture sensors positioned in the environment; and at least one UWB tag associated with an object in the environment to provide a tagged item in the environment. The one or more UWB sensors and the one or more image capture sensors are integrated into at least one location device. The at one location device includes a UWB location device, a combination UWB/camera location device and/or a camera location device. A location of the tagged item is tracked using the at least one location device. and wherein a location of the tagged item is tracked using the at least one location device.
G06V 10/80 - Fusion, i.e. combining data from various sources at the sensor level, preprocessing level, feature extraction level or classification level
G06V 20/52 - Surveillance or monitoring of activities, e.g. for recognising suspicious objects
G06V 40/10 - Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
G08B 13/196 - Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
G08B 13/24 - Electrical actuation by interference with electromagnetic field distribution
3.
Methods for Determining Location of Unknown Devices in a Synchronized Network and Related Systems
Methods for determining a location of an unknown device (UD) from a plurality of known devices (KDs) are provided including receiving, at the UD, periodically broadcasted messages from each of a plurality of KDs. Corresponding arrival time stamp b1Tarrival-i-UD) of each periodically broadcasted message from each of the plurality of KDs are recorded. Each of the plurality of KDs are clock synchronized to a common clock source at a master device (MD). A departure time of the periodically broadcasted message from each of the plurality of KDs is known by the UD in master device time units (Tdepart-i-md). X, y and z coordinates of a location of each of the KDs is known by the UD. The x, y and z coordinates of an actual location of the UD is calculated using the x, y and z coordinates of each of the KDs, the recorded arrival times (Tarrival-i-UD) of each of the periodically broadcasted messages from each of the plurality of KDs and the known departure times of each of the periodically broadcasted messages (Tdepart-i-md) from each of the plurality of KDs.
G01S 5/00 - Position-fixing by co-ordinating two or more direction or position-line determinations; Position-fixing by co-ordinating two or more distance determinations
G01S 5/02 - Position-fixing by co-ordinating two or more direction or position-line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
G01S 5/14 - Determining absolute distances from a plurality of spaced points of known location
G01S 11/08 - Systems for determining distance or velocity not using reflection or reradiation using radio waves using synchronised clocks
H04H 20/18 - Arrangements for synchronising broadcast or distribution via plural systems
4.
METHODS FOR TRACKING MOVING OBJECT'S USING MOBILE LOCATION DEVICES AND RELATED SYSTEMS AND COMPUTER PROGRAM PRODUCTS
Systems for tracking movable assets in outdoor or underground environments are provided. The system includes at least one stationary location device affixed to an element of the environment; at least one mobile location device attached to a corresponding moveable asset positioned in the environment and a plurality of tagged assets in the environment. The plurality of tagged assets communicate with the at least one stationary location device and the at least one mobile location device. Information provided by the at least one mobile location device and the at least one stationary device is used to create a trackable area in the environment that enables location of the plurality of tagged assets within the trackable area.
G01S 5/02 - Position-fixing by co-ordinating two or more direction or position-line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
H02S 40/38 - Energy storage means, e.g. batteries, structurally associated with PV modules
G01C 21/16 - Navigation; Navigational instruments not provided for in groups by using measurement of speed or acceleration executed aboard the object being navigated; Dead reckoning by integrating acceleration or speed, i.e. inertial navigation
G01S 17/89 - Lidar systems, specially adapted for specific applications for mapping or imaging
G01S 17/86 - Combinations of lidar systems with systems other than lidar, radar or sonar, e.g. with direction finders
5.
METHODS FOR TRACKING MOVING OBJECTS USING MOBILE LOCATION DEVICES AND RELATED SYSTEMS AND COMPUTER PROGRAM PRODUCTS
Systems for tracking movable assets in outdoor or underground environments are provided. The system includes at least one stationary location device affixed to an element of the environment; at least one mobile location device attached to a corresponding moveable asset positioned in the environment and a plurality of tagged assets in the environment. The plurality of tagged assets communicate with the at least one stationary location device and the at least one mobile location device. Information provided by the at least one mobile location device and the at least one stationary device is used to create a trackable area in the environment that enables location of the plurality of tagged assets within the trackable area.
A system for providing power to a device is provided. The system includes at least one gateway that provides power and/or data to at least one device in the system; and at least one adapter coupled to the gateway and the at least one device, wherein the adapter is configured to couple lengths of cable between devices that are daisy chained together. Related adapters are also provided herein.
H01Q 9/40 - Element having extended radiating surface
G06F 1/26 - Power supply means, e.g. regulation thereof
H01Q 1/36 - Structural form of radiating elements, e.g. cone, spiral, umbrella
H01Q 9/26 - Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
H04B 3/44 - Arrangements for feeding power to a repeater along the transmission line
Systems are provided for determining location of tags in an environment. The system includes at least one mobile antenna that moves around the environment. The absolute location associated with the mobile antenna is known and it sends and receives messages including at least one of time of arrival, time of departure, signal strength and angle of arrival. A measurement module performs distance measurement between the at least one mobile antenna and at least one tag in the environment to obtain at least. The distance measurements are associated with at least two locations of mobile antenna. A storage module records the distance measurements at the at least two locations and the at least two locations. A location module computes a location of each of the at least one tags based on the recorded distance measurements at the at least two locations and the recorded locations of the mobile antenna.
H04W 64/00 - Locating users or terminals for network management purposes, e.g. mobility management
H01Q 5/25 - Ultra-wideband [UWB] systems, e.g. multiple resonance systems; Pulse systems
H04W 4/02 - Services making use of location information
H04W 4/40 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
H04W 4/80 - Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
09 - Scientific and electric apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & Services
Wireless systems, namely, electronic transmitters and receivers in the nature of mesh antenna nodes and related physical transceiver tags, used to tag, locate, trace, track, authenticate, and monitor in real-time the status and positions of people and things, namely personal property, shipped products and inventory, product components, equipment, machines, pets and vehicles, that have been equipped with one or more of the physical transceiver tags; downloadable computer software application for use with a wireless mesh network technology that enables users to tag, trace, track, authenticate, and monitor in real-time the status of people and things, namely personal property, shipped products and inventory, product components, equipment, machines, pets and vehicles, that have been equipped with one or more physical transceiver tags Software as a service (SAAS) services featuring software for use with a wireless mesh network technology that enables users to tag, locate, trace, track, authenticate, and monitor in real-time the status and positions of people and things, namely personal property, shipped products and inventory, product components, equipment, machines, pets and vehicles, that have been equipped with one or more physical transceiver tags
9.
Methods, systems and computer program products for automatic calibration of antennas
Methods of auto-calibrating antennas in a target environment are provided including obtaining a map and associated scale of the target environment; displaying the map to a user on a user display device; discovering a plurality of antennas present in the target environment; illustrating the discovered plurality of antennas on the map; repositioning at least some of the plurality antennas on the map; locking selected ones of plurality of antennas into a current position to provide a plurality of locked antennas, wherein the plurality of locked antennas is equal to zero or greater; and auto-calibrating a remaining plurality of unlocked antennas, wherein auto-calibrating includes moving each of the remaining plurality of unlocked antennas from a first position to a second position.
G01S 5/02 - Position-fixing by co-ordinating two or more direction or position-line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
G01S 5/14 - Determining absolute distances from a plurality of spaced points of known location
G01S 11/08 - Systems for determining distance or velocity not using reflection or reradiation using radio waves using synchronised clocks
H04H 20/18 - Arrangements for synchronising broadcast or distribution via plural systems
G01S 5/00 - Position-fixing by co-ordinating two or more direction or position-line determinations; Position-fixing by co-ordinating two or more distance determinations
11.
METHODS FOR GENERATING A LAYOUT OF A PARTICULAR ENVIRONMENT UTILIZING ANTENNAS AND A MOBILE DEVICE
Methods for creating a location map using antennas in an ultra-wide band (UWB) network including positioning a plurality of stationary antennas in a target environment; determining a position of each of the plurality of stationary antennas relative to one another; obtaining location measurements relative to a mobile device as it moves around the target environment; generating a location map using the location measurements, the location map illustrating a path traveled by the mobile device relative to the plurality of stationary antennas; and displaying the location map including straight line segments corresponding to the path traveled by the mobile device.
Methods of auto-calibrating antennas in a target environment are provided including obtaining a map and associated scale of the target environment; displaying the map to a user on a user display device; discovering a plurality of antennas present in the target environment; illustrating the discovered plurality of antennas on the map; repositioning at least some of the plurality antennas on the map; locking selected ones of plurality of antennas into a current position to provide a plurality of locked antennas, wherein the plurality of locked antennas is equal to zero or greater; and auto-calibrating a remaining plurality of unlocked antennas, wherein auto-calibrating includes moving each of the remaining plurality of unlocked antennas from a first position to a second position.
A system for providing power to a device is provided. The system includes at least one gateway that provides power and/or data to at least one device in the system; and at least one adapter coupled to the gateway and the at least one device, wherein the adapter is configured to couple lengths of cable between devices that are daisy chained together. Related adapters are also provided herein.
H01Q 9/40 - Element having extended radiating surface
H01Q 1/36 - Structural form of radiating elements, e.g. cone, spiral, umbrella
H01Q 9/26 - Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
G06F 1/26 - Power supply means, e.g. regulation thereof
Ultra-wideband (UWB) antennas are provided including a printed circuit board; a radiating element coupled to the printed circuit board and substantially perpendicular thereto; and radio frequency (RF) electronics associated with the antenna integrated with the printed circuit board. Related enclosures and systems are also provided.
Some embodiments of the present inventive concept provide a system for maintaining clock synchronization including an ultra-wideband (UWB) transmitting system and a UWB receiving system. The high precision input clock at the transmitting system produces a high precision clock frequency. A message is sent from the transmitting system including a transmit time of the message in UWB transmitter clock units. The message is received at the UWB receiving system at an arrival time in UWB receiver clock units. A time of flight (ToF) and an oscillator offset is calculated based on the transmit time included in the message and the arrival time. A tuning register uses the calculated oscillator adjustment to adjust the low precision resonator to synchronize the low precision resonator with the high precision input clock at the UWB transmitting system.
Real time location systems are provided including one or more ultra-wideband (UWB) sensors positioned in an environment; one or more image capture sensors positioned in the environment; and at least one UWB tag associated with an object in the environment to provide a tagged item in the environment. The one or more UWB sensors and the one or more image capture sensors are integrated into at least one location device. The at one location device includes a UWB location device, a combination UWB/camera location device and/or a camera location device. A location of the tagged item is tracked using the at least one location device. and wherein a location of the tagged item is tracked using the at least one location device.
Real time location systems are provided including one or more ultra-wideband (UWB) sensors positioned in an environment; one or more image capture sensors positioned in the environment; and at least one UWB tag associated with an object in the environment to provide a tagged item in the environment. The one or more UWB sensors and the one or more image capture sensors are integrated into at least one location device. The at one location device includes a UWB location device, a combination UWB/camera location device and/or a camera location device. A location of the tagged item is tracked using the at least one location device. and wherein a location of the tagged item is tracked using the at least one location device.
G06V 10/80 - Fusion, i.e. combining data from various sources at the sensor level, preprocessing level, feature extraction level or classification level
G06V 20/52 - Surveillance or monitoring of activities, e.g. for recognising suspicious objects
G06V 40/10 - Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
G08B 13/196 - Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
G08B 13/24 - Electrical actuation by interference with electromagnetic field distribution
18.
Systems and methods for wireless atomic clock synchronization using ultra wideband (UWB) pulse trains
Some embodiments of the present inventive concept provide a system for maintaining clock synchronization including an ultra-wideband (UWB) transmitting system and a UWB receiving system. The high precision input clock at the transmitting system produces a high precision clock frequency. A message is sent from the transmitting system including a transmit time of the message in UWB transmitter clock units. The message is received at the UWB receiving system at an arrival time in UWB receiver clock units. A time of flight (ToF) and an oscillator offset is calculated based on the transmit time included in the message and the arrival time. A tuning register uses the calculated oscillator adjustment to adjust the low precision resonator to synchronize the low precision resonator with the high precision input clock at the UWB transmitting system.
A real time location system (RTLS) is provided for determining three-dimensional locations of nodes in an environment. The RTLS system includes at least one node associated with an asset in the environment. The at least one node has an unknown location. The system further includes at least one tracking device that communicates with the at least one node to obtain location data associated with the unknown location of the at least one node. A location module receives the location data associated with the unknown location of the at least one node and determines a real-time three-dimensional current location of the at least one node based on the location data. The real-time three-dimensional current location having x, y and z coordinates and the z coordinate indicates a height of the at least one node in the environment.
A real time location system (RTLS) is provided for determining three-dimensional locations of nodes in an environment. The RTLS system includes at least one node associated with an asset in the environment. The at least one node has an unknown location. The system further includes at least one tracking device that communicates with the at least one node to obtain location data associated with the unknown location of the at least one node. A location module receives the location data associated with the unknown location of the at least one node and determines a real-time three-dimensional current location of the at least one node based on the location data. The real-time three-dimensional current location having x, y and z coordinates and the z coordinate indicates a height of the at least one node in the environment.
Systems are provided for determining location of tags in an environment. The system includes at least one mobile antenna that moves around the environment. The absolute location associated with the mobile antenna is known and it sends and receives messages including at least one of time of arrival, time of departure, signal strength and angle of arrival. A measurement module performs distance measurement between the at least one mobile antenna and at least one tag in the environment to obtain at least. The distance measurements are associated with at least two locations of mobile antenna. A storage module records the distance measurements at the at least two locations and the at least two locations. A location module computes a location of each of the at least one tags based on the recorded distance measurements at the at least two locations and the recorded locations of the mobile antenna.
H04W 4/80 - Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
H04W 64/00 - Locating users or terminals for network management purposes, e.g. mobility management
Systems are provided for determining location of tags in an environment. The system includes at least one mobile antenna that moves around the environment. The absolute location associated with the mobile antenna is known and it sends and receives messages including at least one of time of arrival, time of departure, signal strength and angle of arrival. A measurement module performs distance measurement between the at least one mobile antenna and at least one tag in the environment to obtain at least. The distance measurements are associated with at least two locations of mobile antenna. A storage module records the distance measurements at the at least two locations and the at least two locations. A location module computes a location of each of the at least one tags based on the recorded distance measurements at the at least two locations and the recorded locations of the mobile antenna.
Methods for creating a location map using antennas in an ultra-wide band (UWB) network including positioning a plurality of stationary antennas in a target environment; determining a position of each of the plurality of stationary antennas relative to one another; obtaining location measurements relative to a mobile device as it moves around the target environment; generating a location map using the location measurements, the location map illustrating a path traveled by the mobile device relative to the plurality of stationary antennas; and displaying the location map including straight line segments corresponding to the path traveled by the mobile device.
H04H 20/18 - Arrangements for synchronising broadcast or distribution via plural systems
G01S 5/14 - Determining absolute distances from a plurality of spaced points of known location
G01S 5/02 - Position-fixing by co-ordinating two or more direction or position-line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
G01S 11/08 - Systems for determining distance or velocity not using reflection or reradiation using radio waves using synchronised clocks
G01S 5/00 - Position-fixing by co-ordinating two or more direction or position-line determinations; Position-fixing by co-ordinating two or more distance determinations
26.
Methods and systems for selecting the shortest path in a multi-path environment
Methods and systems are described for determining the shortest RF path in a multi-path environment. In an aspect a signal is transmitted by a transmitter. Multiple copies of the signal are received by a multi-directional receiver based on antenna elements that have a unique antenna pattern for each copy of the signal and where the copies are phase correlated and time synchronized. The copies are deconstructed into components of the reflected and line-of-sight waves of the transmitted signal. The shortest path is selected from among the reflected and line-of-sight waves using the deconstruction.
G01S 5/02 - Position-fixing by co-ordinating two or more direction or position-line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
Methods and systems are described for determining the shortest RF path in a multi-path environment. In an aspect a signal is transmitted by a transmitter. Multiple copies of the signal are received by a multi-directional receiver based on antenna elements that have a unique antenna pattern for each copy of the signal and where the copies are phase correlated and time synchronized. The copies are deconstructed into components of the reflected and line-of-sight waves of the transmitted signal. The shortest path is selected from among the reflected and line-of-sight waves using the deconstruction of the copies.
G01S 5/02 - Position-fixing by co-ordinating two or more direction or position-line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
Methods for creating a location map using antennas in an ultra-wide band (UWB) network including positioning a plurality of stationary antennas in a target environment; determining a position of each of the plurality of stationary antennas relative to one another; obtaining location measurements relative to a mobile device as it moves around the target environment; generating a location map using the location measurements, the location map illustrating a path traveled by the mobile device relative to the plurality of stationary antennas; and displaying the location map including straight line segments corresponding to the path traveled by the mobile device.
Methods of auto-calibrating antennas in a target environment are provided including obtaining a map and associated scale of the target environment; displaying the map to a user on a user display device; discovering a plurality of antennas present in the target environment; illustrating the discovered plurality of antennas on the map; repositioning at least some of the plurality antennas on the map; locking selected ones of plurality of antennas into a current position to provide a plurality of locked antennas, wherein the plurality of locked antennas is equal to zero or greater; and auto-calibrating a remaining plurality of unlocked antennas, wherein auto-calibrating includes moving each of the remaining plurality of unlocked antennas from a first position to a second position.
Methods for calibrating antenna oscillators are provided including initiating a clock offset process from a primary antenna with a remote antenna within a radio frequency (RF) range of the primary antenna to determine a clock offset between the primary antenna and the remote antenna; calculating a temperature difference between a primary temperature of the primary antenna and a temperature of the remote antenna; and instructing the remote antenna to adjust a clock frequency of the remote antenna based on the determined clock offset and the calculated temperature.
H03B 5/04 - Modifications of generator to compensate for variations in physical values, e.g. power supply, load, temperature
H01Q 5/25 - Ultra-wideband [UWB] systems, e.g. multiple resonance systems; Pulse systems
G06F 1/08 - Clock generators with changeable or programmable clock frequency
H04L 7/00 - Arrangements for synchronising receiver with transmitter
H04B 17/12 - Monitoring; Testing of transmitters for calibration of transmit antennas, e.g. of amplitude or phase
H01Q 3/00 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
33.
METHODS FOR CORRECTING OSCILLATOR OFFSETS IN ULTRA-WIDEBAND (UWB) NETWORKS
Methods for calibrating antenna oscillators are provided including initiating a clock offset process from a primary antenna with a remote antenna within a radio frequency (RF) range of the primary antenna to determine a clock offset between the primary antenna and the remote antenna; calculating a temperature difference between a primary temperature of the primary antenna and a temperature of the remote antenna; and instructing the remote antenna to adjust a clock frequency of the remote antenna based on the determined clock offset and the calculated temperature.
arrival-kd) at the at least one other known device; repeatedly broadcasting and receiving messages and recording associated times of arrival at the at least one other known device; and applying a fit curve to the recorded arrival times to estimate a time of an event. Related devices and systems are also provided.
Ultra wideband (UWB) antennas are provided including a printed circuit board; a radiating element coupled to the printed circuit board and substantially perpendicular thereto; and radio frequency (RF) electronics associated with the antenna integrated with the printed circuit board. Related enclosures and systems are also provided.
H01Q 5/25 - Ultra-wideband [UWB] systems, e.g. multiple resonance systems; Pulse systems
H01Q 9/26 - Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
H01Q 9/40 - Element having extended radiating surface
A system for providing power to a device (240, 230) is provided. The system includes at least one gateway (210) that provides power and/or data to at least one device (240, 230) in the system; and at least one adapter (220, 230) coupled to the gateway (210) and the at least one device (240, 230), wherein the adapter (220, 230) is configured to couple lengths of cable (250) between devices (240, 230) that are daisy chained together. Related adapters (220, 230) are also provided herein.
A system for providing power to a device is provided. The system includes at least one gateway that provides power and/or data to at least one device in the system; and at least one adapter coupled to the gateway and the at least one device, wherein the adapter is configured to couple lengths of cable between devices that are daisy chained together. Related adapters are also provided herein.
H01Q 9/40 - Element having extended radiating surface
H01Q 1/36 - Structural form of radiating elements, e.g. cone, spiral, umbrella
H01Q 9/26 - Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
G06F 1/26 - Power supply means, e.g. regulation thereof
Ultra wideband (UWB) antennas are provided including a printed circuit board; a radiating element coupled to the printed circuit board and substantially perpendicular thereto; and radio frequency (RF) electronics associated with the antenna integrated with the printed circuit board. Related enclosures and systems are also provided.
H01Q 9/00 - Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
H01Q 1/36 - Structural form of radiating elements, e.g. cone, spiral, umbrella
41.
METHODS FOR SYNCHRONIZING MULTIPLE DEVICES AND DETERMINING LOCATION BASED ON THE SYNCHRONIZED DEVICES
Methods for synchronizing multiple transceivers to a single master clock are provided including broadcasting a message from a master device, the broadcasted message including a device identification number identifying the master device to at least one known device within range of the master device; receiving the message at the at least one other known device and recording a time of arrival (Tarrival-kd) at the at least one other known device; repeatedly broadcasting and receiving messages and recording associated times of arrival at the at least one other known device; and applying a fit curve to the recorded arrival times to estimate a time of an event. Related devices and systems are also provided.
Ultra wideband (UWB) antennas are provided including a printed circuit board; a radiating element coupled to the printed circuit board and substantially perpendicular thereto; and radio frequency (RF) electronics associated with the antenna integrated with the printed circuit board. Related enclosures and systems are also provided.
H01Q 9/00 - Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
H01Q 1/36 - Structural form of radiating elements, e.g. cone, spiral, umbrella
43.
METHODS FOR SYNCHRONIZING MULTIPLE DEVICES AND DETERMINING LOCATION BASED ON THE SYNCHRONIZED DEVICES
Methods for synchronizing multiple transceivers to a single master clock are provided including broadcasting a message from a master device, the broadcasted message including a device identification number identifying the master device to at least one known device within range of the master device; receiving the message at the at least one other known device and recording a time of arrival (Tarrival-kd) at the at least one other known device; repeatedly broadcasting and receiving messages and recording associated times of arrival at the at least one other known device; and applying a fit curve to the recorded arrival times to estimate a time of an event. Related devices and systems are also provided.
09 - Scientific and electric apparatus and instruments
Goods & Services
Electronic systems, namely, data processors, servers, antennas, transmitters, receivers, and any combination thereof, for locating and tracking a current location of persons, places or things in real-time using wireless systems
09 - Scientific and electric apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & Services
Wireless systems, namely, electronic transmitters and receivers in the nature of mesh antenna nodes and related physical transceiver tags, used to tag, trace, track, authenticate, and monitor in real-time the status of people and things, namely, personal property, shipped products and inventory, equipment, machines, pets and vehicles, that have been equipped with one or more of the physical transceiver tags Providing a website featuring wireless mesh network technology that enables users to tag, trace, track, authenticate, and monitor in real-time the status of people and things, namely, personal property, shipped products and inventory, equipment, machines, pets and vehicles, that have been equipped with one or more physical transceiver tags
