EP3189304A1 - Systems and methods for tracking motion, performance, and other data for a bicycle, other vehicle, and/or an individual such as a winter sports athlete - Google Patents
Systems and methods for tracking motion, performance, and other data for a bicycle, other vehicle, and/or an individual such as a winter sports athleteInfo
- Publication number
- EP3189304A1 EP3189304A1 EP16744197.1A EP16744197A EP3189304A1 EP 3189304 A1 EP3189304 A1 EP 3189304A1 EP 16744197 A EP16744197 A EP 16744197A EP 3189304 A1 EP3189304 A1 EP 3189304A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- magnetic field
- time
- winter sports
- magnet
- determining
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/20—Instruments for performing navigational calculations
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/10—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration
- G01C21/12—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/10—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration
- G01C21/12—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning
- G01C21/14—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning by recording the course traversed by the object
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C22/00—Measuring distance traversed on the ground by vehicles, persons, animals or other moving solid bodies, e.g. using odometers, using pedometers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C22/00—Measuring distance traversed on the ground by vehicles, persons, animals or other moving solid bodies, e.g. using odometers, using pedometers
- G01C22/002—Measuring distance traversed on the ground by vehicles, persons, animals or other moving solid bodies, e.g. using odometers, using pedometers for cycles
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/163—Wearable computers, e.g. on a belt
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/20—Movements or behaviour, e.g. gesture recognition
- G06V40/23—Recognition of whole body movements, e.g. for sport training
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/14—Receivers specially adapted for specific applications
- G01S19/19—Sporting applications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
- G01S19/48—Determining position by combining or switching between position solutions derived from the satellite radio beacon positioning system and position solutions derived from a further system
- G01S19/49—Determining position by combining or switching between position solutions derived from the satellite radio beacon positioning system and position solutions derived from a further system whereby the further system is an inertial position system, e.g. loosely-coupled
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
- H04M1/72409—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories
- H04M1/72412—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories using two-way short-range wireless interfaces
Definitions
- a driver or rider of a bicycle or other vehicle may desire to measure and track various performance metrics related to the movement of the vehicle such as speed, distance travelled, etc.
- Current systems for tracking such metrics are limited in terms of the information that they provide and often include complex and expensive assemblies of parts. Accordingly, there is a need for improved systems and methods for tracking vehicles.
- a computer-implemented method of determining vehicle motion comprises: (1) determining, by a processor, using one or more magnetometers, magnetic field information for a first magnet mounted on a wheel of a vehicle at a particular time; (2) determining, by a processor, based at least in part on the magnetic field information, an angular velocity of the vehicle wheel at the particular time; (3) determining, by a processor, based at least in part on the angular velocity, a speed of the vehicle at the particular time; and (4) displaying the speed of the vehicle to a user of the vehicle.
- the system is further configured to determine a heading of the vehicle and an instantaneous speed of the vehicle over a particular period of time.
- a computer system for determining and tracking bicycle movement data comprises at least one processor and at least one magnetometer.
- the computer system is configured for receiving, from the at least one magnetometer at a first time, a first magnetic field measurement for a first magnet disposed on a portion of a bicycle selected from the group consisting of: (i) a wheel of the bicycle; and (ii) a portion of a pedal of the bicycle.
- the system is further configured for: (1) receiving, from the at least one magnetometer at a second time, a second magnetic field measurement for the first magnet; (2) determining, based at least in part on the first magnetic field measurement and the second magnetic field measurement, a velocity of the bicycle; and (3) storing the velocity of the bicycle in at least one data store.
- a computer-implemented method of determining instantaneous angular velocity of a wheel of a vehicle comprises: (1) receiving, by a processor, from one or more magnetometers, a plurality of magnetic field measurements for a first magnet mounted on the wheel over a particular period of time; and (2) determining, by a processor, based at least in part on the plurality of magnetic field measurements, an instantaneous angular velocity of the wheel at a particular time during the particular period of time.
- determining the instantaneous angular velocity of the wheel at the particular time comprises determining, by a processor, based at least in part on the plurality of magnetic field measurements, an angle of revolution of the wheel associated with each particular one of the plurality of magnetic field measurements.
- the method further comprises: (1) determining, based at least in part on the instantaneous angular velocity of the wheel, an instantaneous velocity of the vehicle; (2) determining, by a processor, based at least in part on the plurality of magnetic field measurements, a plurality of instantaneous angular velocities of the wheel over the particular period of time; (3) determining, by a processor, based at least in part on the plurality of instantaneous angular velocities of the wheel, a distance travelled by the vehicle during the particular period of time; and (4) displaying, by a processor, the instantaneous velocity and the distance travelled to a rider of the vehicle, or other individual.
- a computer-implemented method of determining individual movement for a winter sports athlete comprises: (1) providing a mobile computing device comprising: one or more processors; a display; and one or more magnetometers; (2) providing a first magnet for placement on a piece of winter sports equipment used by the winter sports athlete; (3) measuring, by the one or more processors, using the one or more magnetometers, magnetic field information for the first magnet disposed on a portion of the piece of winter sports equipment used by the winter sports athlete; (4) determining, by the one or more processors, using the magnetic field information, one or more pieces of individual movement data associated with the winter sports athlete; (5) generating, by the one or more processors, a graphical representation of the one or more pieces of individual movement data; and (6) displaying, by the one or more processors on the display, the generated graphical representation to the winter sports athlete.
- a computer system for determining and tracking performance data for a winter sports athlete comprises: (1) a memory; (2) one or more processors; (3) a display; and (4) one or more magnetometers.
- the one or more processors are configured for: (1) measuring first magnetic field information for a first magnet disposed adjacent the winter sports athlete at a first time using the one or more magnetometers, the first magnetic field information comprising: (a) a first magnetic field strength; and (b) a first magnetic field direction; (2) storing the first magnetic field information in memory, (3) measuring second magnetic field information for the first magnet at a second time using the one or more magnetometers, the second magnetic field information comprising: (a) a second magnetic field strength; and (b) a second magnetic field direction; (4) storing the second magnetic field information in memory; (5) calculating, using at least the first magnetic field strength, the second magnetic field strength, the first magnetic field direction, and the second magnetic field direction, a change in relative position and orientation of the first magnet between the first
- a computer system for determining and tracking performance data for a winter sports athlete comprises: (1) a memory; (2) one or more processors; (3) a display; (4) one or more global positioning sensors; (5) one or more altimeters; and (6) one or more magnetometers.
- one or more of the display, one or more global positioning sensors, one or more altimeters (e.g., digital altimeters), and one or more magnetometers are operatively coupled to the processor.
- the one or more processors are configured for: (1) continuously measuring instantaneous magnetic field information for a first magnet disposed on a piece of equipment worn by the winter sports athlete over a period of time using the one or more magnetometers, the instantaneous magnetic field information comprising: (a) instantaneous magnetic field strength; and (b) instantaneous magnetic field direction; (2) storing a plurality of the measured instantaneous magnetic field information over the period of time in memory; (3) continuously determining an instantaneous position of the winter sports athlete over the period of time using the one or more global positioning sensors; (4) storing a plurality of the determined instantaneous positions over the period of time in memory; (5) continuously measuring an instantaneous altitude of the winter sports athlete over the period of time using the one or more altimeters; (6) storing a plurality of the measured instantaneous altitudes over the period of time in memory; (7) continuously determining, for each of a plurality of points of time over the period of time, using at least the pluralit
- FIG. 1 is a block diagram of a tracking system in accordance with an embodiment of the present system
- Fig. 2 is a schematic diagram of a computer, such as the vehicle tracking server of Fig. 1, that is suitable for use in various embodiments;
- FIG. 3 is an exemplary wearable computing device as shown in Fig. 1;
- Fig. 4 depicts a flow chart that generally illustrates various steps executed by a Vehicle Tracking Module that, for example, may be executed by the vehicle tracking server of Fig. 1;
- Fig. 5 depicts a flow chart that generally illustrates steps executed by a Winter Sports Tracking Module that, for example, may be executed by the winter sports tracking server of Fig. 1.
- a system for tracking bicycle (or other vehicle) movement, speed, and other performance metrics comprises one or more magnetometers, and one or more magnets disposed on a particular portion of the bicycle.
- the one or more magnetometers may be embedded in any suitable computing device such as, for example, a suitable mobile computing device (e.g., a smartphone, tablet, or stand-alone vehicle tracking device), a suitable wearable computing device (e.g., wristband, wristwatch, pair of eyewear, etc.), or any other suitable device.
- the system is configured to determine and track movement data for the bicycle based at least in part on magnetic field information associated with the one or more magnets determined by the one or more magnetometers.
- the vehicle tracking system is configured to determine and track movement data for the bicycle such as, for example, linear speed and/or acceleration of the bicycle (e.g., relative to a support surface such as the Earth), angular speed and/or acceleration of one or more wheels of the bicycle, altitude or change in altitude of the bicycle, angle of incline and/or decline of the bicycle, direction of travel of the bicycle, distance travelled by the bicycle, or any other suitable metric related to movement of the bicycle.
- the system is configured to use magnetic field information determined by the one or more magnetometers in combination with information determined by one or more other sensors, such as one or more rider health sensors.
- the one or more other sense may include, for example, one or more accelerometers, one or more gyroscopes, one or more digital compasses, one or more heart rate monitors, one or more pressure sensors, etc.
- a start or a stop time for a particular activity performed on the bicycle e.g., such as a race
- an energy expenditure of a rider of the bicycle e.g., such as a bicycle
- a total saddle time for the rider of the bicycle e.g., a total saddle time for the rider of the bicycle.
- any other suitable information or feedback associated with the rider or the bicycle e.g., a start or a stop time for a particular activity performed on the bicycle (e.g., such as a race); (2) an energy expenditure of a rider of the bicycle; (3) a total saddle time for the rider of the bicycle; and/or (4) any other suitable information or feedback associated with the rider or the bicycle.
- the system is particularly useful for tracking distance travelled, speed, direction, etc. for a bicycle that is not travelling on a fixed path (e.g., such as in the case of a mountain bike or other off-trail bicycle).
- the system may offer a method for tracking bicycle distance travelled and other measures without having to rely on a distance of a particular road or path on which the bicycle is or was travelling.
- the system is configured to display bicycle movement data and other information to a user (e.g., such as the rider of the bicycle), for example, on a display associated with a computing device in which the one or more magnetometers are embedded or on any other suitable display.
- a user e.g., such as the rider of the bicycle
- the vehicle tracking system is generally described herein in the context of a bicycle, it should be understood that the vehicle tracking system may be used to determine movement, speed, and other data for any other suitable vehicle.
- the present invention may be, for example, embodied as a computer system, a computer-implemented method, or a computer program product. Accordingly, various embodiments may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, particular embodiments may take the form of a computer program product stored on a computer-readable storage medium having computer-readable instructions (e.g., software) embodied in the storage medium. Various embodiments may take the form of web-implemented computer software. Any suitable computer-readable storage medium may be utilized including, for example, hard disks, compact disks, DVDs, optical storage devices, and/or magnetic storage devices.
- These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner such that the instructions stored in the computer-readable memory produce an article of manufacture that is configured for implementing the function specified in the flowchart block or blocks.
- the computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions that execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart block or blocks.
- blocks of the block diagrams and flowchart illustrations support combinations of mechanisms for performing the specified functions, combinations of steps for performing the specified functions, and program instructions for performing the specified functions. It should also be understood that each block of the block diagrams and flowchart illustrations, and combinations of blocks in the block diagrams and flowchart illustrations, can be implemented by special purpose hardware-based computer systems that perform the specified functions or steps, or combinations of special purpose hardware and other hardware executing appropriate computer instructions.
- FIG. 1 is a block diagram of a Tracking System 10 according to a particular embodiment.
- the Tracking System 10 includes One or More Computer Networks 115, a Vehicle Tracking Server 100, a Winter Sports Tracking Server 105, a Database 140, and One or More Mobile Computing Devices 156 (e.g., such as a smart phone, a tablet computer, a laptop computer, etc.), One or More Wearable Computing Devices 157 (e.g., such as a pair of eyewear, a wristwatch, etc.), and/or One or More Motion Sensors 158, which may, in various embodiments, be integrated with the One or More Mobile Computing Devices 156 or the One or More Wearable Computing Devices 157.
- One or More Motion Sensors 158 may, in various embodiments, be integrated with the One or More Mobile Computing Devices 156 or the One or More Wearable Computing Devices 157.
- the One or More Computer Networks 115 facilitate communication between the a Vehicle Tracking Server 100, Winter Sports Tracking Server 105,, Database 140, One or More Mobile Computing Devices 156, One or More Wearable Computing Device 157, and One or More Motion Sensors 158.
- the Tracking System 10 further comprises One or More Magnets 172 disposed (e.g., mounted on) a Vehicle 170 (e.g., such as a bicycle, pair of skis, snowboard, etc.).
- the One or More Magnets 172 may be disposed in any other suitable location such as on an individual or piece of equipment (e.g., such as a pair of Skis or a Skier 173).
- the One or More Magnets 172 may include any suitably shaped magnet, such as, for example, one or more suitable bar magnets, one or more suitable disk magnets, or one or more magnets having any other suitable shape.
- the One or More Magnets 172 may comprise, for example, one or more rare-earth magnets (e.g., one or more Neodymium Iron Boron magnets, one or more Samarium Cobalt magnets, etc.), one or more Alnico magnets, one or more ceramic magnets, one or more ferrite magnets, or any other magnet comprising any other suitable material.
- the One or More Magnets 172 may comprise any suitable component capable of generating a magnetic field that is sufficiently strong such that the Magnetometer 162 is capable of detecting the magnetic field.
- the One or More Magnets 172 may comprise one or more suitable electromagnets, which may, for example, include any suitable electromagnet configured to generate (e.g., produce) a magnetic field by one or more electric currents.
- the One or More Magnets 172 may comprise one or more coils of wire and one or more power sources (e.g., one or more suitable batteries).
- the one or more computer networks 115 may include any of a variety of types of wired or wireless computer networks such as the Internet, a private intranet, a mesh network, a public switch telephone network (PSTN), or any other type of network (e.g., a network that uses Bluetooth, Low Energy Bluetooth, or near field communications to facilitate communication between computers).
- the communication link between the Winter sports tracking Server 100 and the Database 140 may be, for example, implemented via a Local Area Network (LAN) or via the Internet.
- the communication link between the One or More Mobile Computing Devices 156 and the One or More Motion Sensors 158 may be, for example, implemented via Low Energy Bluetooth.
- the One or More Motion Sensors 158 may include, for example, a Magnetometer 162 (e.g., one or more magnetometers), a Gyroscope 164 (e.g., one or more gyroscopes), and/or an Accelerometer 166 (e.g., one or more accelerometers).
- the Magnetometer 162 may include any suitable magnetometer such as, for example, a suitable Microelectromechanical systems (MEMs) magnetometer (e.g., such as a Lorentz-force-based MEMs magnetometer).
- MEMs Microelectromechanical systems
- the Magnetometer 162 may include any suitable 2-axis magnetometer or 3-axis magnetometer.
- the Magnetometer 162 may include any suitable 2-axis, 3-axis, 6-axis, or 9-axis sensor comprising one or more magnetometers, one or more accelerometers, and/or one or more gyroscopes. In still other embodiments, the Magnetometer 162 may include any other suitable sensor or magnetometer having any suitable number of axes. In still other embodiments, the Magnetometer 162 comprises any suitable device configured for measuring a strength and direction of a magnetic field.
- FIG. 2 illustrates a diagrammatic representation of a computer architecture 120 that can be used within the Winter sports tracking System 10, for example, as a client computer (e.g., one of the One or More Mobile Computing Devices 154, 156 shown in Figure 1), or as a server computer (e.g., Winter sports tracking Server 100 shown in Figure 1).
- the computer 120 may be suitable for use as a computer within the context of the Winter sports tracking System 10 that is configured for determining, tracking, and storing Vehicle 170 movement information and providing access to the information to one or more user in the context of the system.
- the computer 120 may be connected (e.g., networked) to other computers in a LAN, an intranet, an extranet, and/or the Internet.
- the computer 120 may operate in the capacity of a server or a client computer in a client-server network environment, or as a peer computer in a peer-to-peer (or distributed) network environment.
- the Computer 120 may be a desktop personal computer (PC), a tablet PC, a set-top box (STB), a Personal Digital Assistant (PDA), a cellular telephone, a wearable computing device (e.g., such as a wearable computing device embodied as a wristwatch, pair of eyewear, or other suitable wearable computing device), a web appliance, a server, a network router, a switch or bridge, or any other computer capable of executing a set of instructions (sequential or otherwise) that specify actions to be taken by that computer.
- a wearable computing device e.g., such as a wearable computing device embodied as a wristwatch, pair of eyewear, or other suitable wearable computing device
- a web appliance e.g., such as a wearable computing device embodied as a wristwatch, pair of eyewear, or other suitable wearable computing device
- server e.g., a network router, a switch or bridge, or any other computer capable of executing a set of instructions
- An exemplary computer 120 includes a processing device 202, a main memory 204 (e.g., read-only memory (ROM), flash memory, dynamic random access memory (DRAM) such as synchronous DRAM (SDRAM) or Rambus DRAM (RDRAM), etc.), a static memory 206 (e.g., flash memory, static random access memory (SRAM), etc.), and a data storage device 218, which communicate with each other via a bus 232.
- the processing device 202 represents one or more general-purpose processing devices such as a microprocessor, a central processing unit, or the like.
- the processing device 202 may be a complex instruction set computing (CISC) microprocessor, reduced instruction set computing (RISC) microprocessor, very long instruction word (VLIW) microprocessor, or processor implementing other instruction sets, or processors implementing a combination of instruction sets.
- the processing device 202 may also be one or more special- purpose processing devices such as an application specific integrated circuit (ASIC), a field programmable gate array (FPGA), a digital signal processor (DSP), network processor, or the like.
- ASIC application specific integrated circuit
- FPGA field programmable gate array
- DSP digital signal processor
- the processing device 202 may be configured to execute processing logic 226 for performing various operations and steps discussed herein.
- the computer 120 may further include a network interface device 208.
- the computer 120 may further include a network interface device 208.
- the 120 also may include a video display unit 210 (e.g., a liquid crystal display (LCD) or a cathode ray tube (CRT)), an alphanumeric input device 212 (e.g., a keyboard), a cursor control device 214 (e.g., a mouse), and a signal generation device 216 (e.g., a speaker).
- the computer 120 may include One or More Motion Sensors 158, which may, for example, be integrating into the computer 120.
- the One or More Motion Sensors 158 comprise a Magnetometer 162 (e.g., one or more magnetometers), a Gyroscope 164 (e.g., one or more gyroscopes), an Accelerometer 166 (e.g., one or more accelerometers), or any other suitable motion sensor described herein.
- a Magnetometer 162 e.g., one or more magnetometers
- a Gyroscope 164 e.g., one or more gyroscopes
- an Accelerometer 166 e.g., one or more accelerometers
- the data storage device 218 may include a non-transitory computer-accessible storage medium 230 (also known as a non-transitory computer-readable storage medium or a non- transitory computer-readable medium) on which is stored one or more sets of instructions (e.g., software 222) embodying any one or more of the methodologies or functions described herein.
- the software 222 may also reside, completely or at least partially, within the main memory 204 and/or within the processing device 202 during execution thereof by the computer 120 - the main memory 204 and the processing device 202 also constituting computer-accessible storage media.
- the software 222 may further be transmitted or received over a network 115 via a network interface device 208.
- computer-accessible storage medium 230 is shown in an exemplary embodiment to be a single medium, the term "computer-accessible storage medium” should be understood to include a single medium or multiple media (e.g., a centralized or distributed database, and/or associated caches and servers) that store the one or more sets of instructions.
- the term "computer-accessible storage medium” should also be understood to include any medium that is capable of storing, encoding or carrying a set of instructions for execution by the computer and that cause the computer to perform any one or more of the methodologies of the present invention.
- the term “computer-accessible storage medium” should accordingly be understood to include, but not be limited to, solid-state memories, optical and magnetic media, etc.
- the Vehicle Tracking System 10 comprises One or More Wearable Computing Devices.
- a particular embodiment of a wearable computing device 300 is shown in Figure 3.
- eyewear 300 includes: (1) an eyewear frame 310; (2) a first temple 312; and (3) a second temple 314. These various components are discussed in more detail below.
- eyewear 300 in various embodiments, includes any suitable eyewear frame 310 configured to support one or more lenses 318, 320.
- the eyewear frame 310 has a first end 302 and a second end 304.
- the eyewear frame 310 may be made of any suitable material such as metal, ceramic, polymers or any combination thereof.
- the eyewear frame 310 is configured to support the first and second lenses 318, 320 about the full perimeter of the first and second lenses 318, 320.
- the eyewear frame 310 may be configured to support the first and second lenses 318, 320 about only a portion of each respective lens.
- the eyewear frame 310 is configured to support a number of lenses other than two lenses (e.g., a single lens, a plurality of lenses, etc.).
- the lenses 318, 320 may include prescription lenses, sunglass lenses, or any other suitable type of lens (e.g., reading lenses, non-prescription lenses), which may be formed from glass or polymers.
- the eyewear frame 310 includes a first and second nose pad 322 (not shown in figure),
- the nose pads 322, 324 may comprise a material that is configured to be comfortable when worn by the wearer (e.g., rubber, etc.).
- the nose pads may include any other suitable material (e.g., plastic, metal, etc.).
- the nose pads may be integrally formed with the frame 210
- the eyewear frame 310 includes a first and second hinge 326, 328 that attach the first and second temples 312, 314 to the frame first and second ends 302, 304, respectively.
- the hinges may be formed by any suitable connection (e.g., tongue and groove, ball and socket, spring hinge, etc.).
- the first hinge 326 may be welded to, or integrally formed with, the frame 310 and the first temple 312 and the second hinge 328 may be welded to, or integrally formed with, the frame 310 and the second temple 314.
- the first temple 312 is rotatably connected to the frame 310 at a right angle to extend the first temple 312 substantially perpendicular, substantially parallel, or anywhere in between the right angle to the frame 310.
- the first temple 312 has a first and second end 312a, 312b. Proximate the first temple second end 312b, the first temple 312 includes an earpiece 313 configured to be supported by a wearer's ear.
- the second temple 314 is rotatably connected to the frame 310 at a right angle to extend the second temple 314 substantially perpendicular, substantially parallel, or anywhere in between the right angle to the frame 310.
- the second temple 314 has a first and second end 314a, 314b. Proximate the second temple second end 314b, the second temple 314 includes an earpiece 315 configured to be supported by a wearer's ear.
- the second temple 314 has one or more sensors 330 connected to the second temple 314.
- the one or more sensors 330 may be coupled to the frame 310, the first and second temples 312, 314, the first and second lenses 318, 310, or any other portion of the eyewear 300 in any suitable way.
- the one or more sensors 330 may be embedded into the eyewear 300, coupled to the eyewear 300, and/or operatively coupled to the eyewear 300.
- the one or more sensors may be formed at any point along the eyewear 300.
- a fingerprint reader may be disposed adjacent the first temple of the eyewear 300.
- the one or more sensors may be formed in any shape.
- the one or more sensors may be formed on the inner (back) surface of the frame 310, the first and second temples 312, 314, the first and second lenses 318, 310, or any other portion of the eyewear 300. In other embodiments, the one or more sensors may be formed on the outer (front) surface of the frame 310, the first and second temples 312, 314, the first and second lenses 318, 310, or any other portion of the eyewear 300.
- the one or more sensors 330 that are coupled to the eyewear (or other wearable device) are adapted to detect one or more characteristics of the eyewear or a wearer of the eyewear, wherein the one or more characteristics of the wearer are associated with the wearer's identity.
- the one or more sensors coupled to the eyewear or other health monitoring device may include, for example, one or more of the following: a near-field communication sensor, a Bluetooth chip, a GPS unit, an RFID tag (passive or active), a fingerprint reader, an iris reader, a retinal scanner, a voice recognition sensor, a heart rate monitor, an electrocardiogram (EKG), a pedometer, a thermometer, a front-facing camera, an eye-facing camera, a microphone, an accelerometer, a magnetometer, a blood pressure sensor, a pulse oximeter, a skin conductance response sensor, any suitable biometric reader, or any other suitable sensor.
- the one or more sensors 330 include the One or More Motion Sensors 158 shown in Figure 1.
- the one or more sensors may include a unique shape, a unique code, or a unique design physically inscribed into the eyewear that may be readable by an individual or a remote computing device.
- the sensors coupled to the eyewear may include one or more electronic communications devices such as a near field communication sensor, a Bluetooth chip, an active RFID, and a GPS unit.
- the one or more sensors are coupled to a computing device that is associated with (e.g., embedded within, attached to) the eyewear or other wearable device.
- the eyewear or other wearable device comprises at least one processor, computer memory, suitable wireless communications components (e.g., a Bluetooth chip) and a power supply for powering the wearable device and/or the various sensors.
- the system is configured to receive input from a user (e.g., a wearer of the eyewear) via one or more gestures, for example, using at least one of the sensors described immediately above.
- the system may, for example, be configured to: (1) identify a gesture performed by the user; and (2) at least partially in response to identifying the gesture, perform a function associated with the gesture.
- the system may be configured to perform a particular function in response to identifying a particular gesture, where the particular gesture is associated with the particular function.
- the system may be configured to enable the user to provide one or more gestures for performing a particular function.
- the system may, for example: (1) receive a selection of a particular function from the user; (2) receive input of one or more gestures from the user; and (3) associated the particular function with the one or more gestures.
- the one or more gestures may include, for example: (1) one or more hand gestures (e.g., a thumbs up, a wave, two thumbs up, holding up any particular number of fingers, making one or more fists, performing a particular movement with one or more hands, etc.); (2) one or more head movements (e.g., shaking of the user's head, a nod, etc.); (3) one or more eye movements (e.g., looking in a particular direction for a particular period of time, a wink, blinking, blinking in a particular pattern, etc.); (4) one or more facial movements (e.g., a smile, a frown, sticking out of a tongue, etc.); and/or (5) any suitable combination of these or any other suitable gestures.
- hand gestures e.g., a thumbs up, a wave, two thumbs up, holding up any particular number of fingers, making one or more fists, performing a particular movement with one or more hands, etc.
- head movements
- the system is configured to identify the one or more gestures, for example, using a suitable imaging device (e.g., camera) that is part of the system.
- a suitable imaging device e.g., camera
- the imaging device may be directed toward an area in front of the user while the user is wearing the eyewear 300 and configured to identify gestures performed by the user's hands, arms, feet, legs, etc.
- the system may include an imaging device directed toward the user's face and/or eyes while the user is wearing the eyewear 300 that is configured to identify gestures performed by the user's face and/or eyes.
- the system comprises one or more gyroscopes and/or accelerometers configured to determine a position or change in position of the eyewear 300 while the user is wearing the eyewear.
- the one or more gyroscopes and/or accelerometers are configured to identify one or more gestures performed by the user that include none or more gestures that include movement of the user's head.
- the system comprises one or more gyroscopes and/or one or more accelerometers disposed on any other portion of the user's body configured to identify any gesture performed by the user using the other portion of the user's body (e.g., arm, hand, leg, foot, etc.).
- the system comprises any other suitable sensor for identifying one or more gestures performed by the user.
- a vehicle tracking system may be implemented within the context of any suitable vehicle.
- vehicle tracking system is described in the context of a bicycle, it should be understood that the vehicle tracking system may be implemented and utilized on any suitable motorized or non-motorized (e.g., human-powered) vehicle such as, for example: (1) any suitable single wheeled vehicle (e.g., such as a wheelbarrow, unicycle, etc.); (2) any suitable two- wheeled vehicle (e.g., such as a bicycle, motorcycle, cart, etc.); (3) any suitable three-wheeled vehicle (e.g., such as a tricycle, three-wheeled automobile, etc.); (4) any suitable four-wheeled vehicle (e.g., such as an automobile, truck, skateboard, etc.); and/or (5) any other suitable vehicle having any other suitable number of wheels (e.g., such as a street luge board, a pair of rollerblades or roller-skates,
- the vehicle tracking system may be implemented in the context of any suitable stationary bicycle (e.g., an exercise bike), any suitable indoor cycling bike, or any other suitable type of bike.
- Various aspects of the system's functionality may be executed by certain system modules, including a Vehicle Tracking Module 400 or Winter Sports Tracking Module 500, which may, for example, be executed by a software application running on a suitable mobile computing device (e.g., a cellular phone or tablet computer), a suitable wearable computing device (e.g., a wristwatch, pair of eyewear, etc.) or other computing device.
- a suitable mobile computing device e.g., a cellular phone or tablet computer
- a suitable wearable computing device e.g., a wristwatch, pair of eyewear, etc.
- the system begins, at Step 410, by determining, using one or more motion sensors, magnetic field information for a first magnet mounted on a vehicle (e.g., a bicycle).
- the one or more motion sensors may include, for example: (1) one or more magnetometers; (2) one or more accelerometers; and/or (3) one or more gyroscopes.
- the one or more motion sensors comprise at least one magnetometer.
- the at least one magnetometer comprises at least one MEMs Blue Tooth Low Energy magnetometer.
- the one or more motion sensors are embedded in (e.g., integrated with) a mobile computing device.
- the mobile computing device may comprise any suitable mobile computing device such as, for example, a smartphone, tablet computer, self-contained tracking device, wearable computing device (e.g., a pair of eyewear, a bracelet, a watch, a helmet), etc.
- the magnetic field information determined by the one or more motion sensors includes a strength and direction of the magnetic field of the first magnet.
- the magnetic field information includes an absolute heading of the first magnet's magnetic field with respect to earth magnetic north, or any other suitable reference direction.
- the system is configured to determine the magnetic field information based at least in part on a magnetic field produced by the first magnet. In particular embodiments, the system is configured to substantially continuously determine the magnetic field information for the first magnet.
- the system may, for example, substantially continuously record the magnetic field information and store the magnetic field information in a suitable database (e.g., in a local data store associated with the first magnetometer, in a local data store associated with a suitable mobile computing device, and/or any other suitable data store such as a remote data store).
- a suitable database e.g., in a local data store associated with the first magnetometer, in a local data store associated with a suitable mobile computing device, and/or any other suitable data store such as a remote data store.
- the first magnet is disposed on a particular portion of the bicycle.
- the first magnet is disposed on a particular portion of one of the bicycle's wheels (e.g., on the wheel's tire, rim, valve, spoke, hub, or any suitable portion thereof), on a particular portion of the bicycle's frame, or in any other suitable location.
- the first magnet is disposed on one of the bicycle's wheels such that the first magnet's magnetic field is substantially aligned with (e.g., aligned with) a radius of the bicycle's wheel (e.g., the first magnet may be disposed on one of the wheel's spokes with the first magnet's magnetic field substantially parallel to the spoke).
- the first magnet may be disposed such that the first magnet's magnetic field is substantially perpendicular (e.g., perpendicular) to the bicycle wheel's radius (e.g., substantially tangent to the bicycle's wheel). In still other embodiments, the first magnet may be disposed on the bicycle wheel such that the first magnet's magnet field is oriented in any other suitable manner relative to the bicycle wheel. In various embodiments, the first magnet may be disposed on any suitable portion of the bicycle's front or rear wheel. In still other embodiments, the first magnet may be disposed on any suitable portion of the bicycle frame.
- the first magnet may be disposed on any suitable portion of the bicycle's pedals, on any suitable portion of the bicycle's chain, on any suitable portion of the bicycle's handlebars, or in any other suitable location on the bicycle.
- the system continues at Step 420 by determining, based at least in part on the first magnetic field information, a measurement selected from the group consisting of: (1) a heading of the vehicle; (2) an angular velocity of at least one wheel of the vehicle; and (3) a speed of the vehicle.
- the system is configured to determine a substantially instantaneous heading of the bicycle (e.g., a direction in which the bicycle is currently travelling).
- the heading of the bicycle may include a direction relative to a fixed direction (e.g., relative to magnetic north), for example, in degrees (e.g., between about 0 degrees and about 360 degrees where 0 degrees is magnetic north).
- the heading may also include an angle of incline or decline of the bicycle, for example, when the bicycle is travelling up or downhill.
- the system may be configured to determine that the bicycle is travelling downhill at a slope of a particular number of degrees or uphill at a slope of a particular number of degrees.
- the system is configured to substantially continuously determine the heading of the bicycle.
- the system is configured to track the heading of the bicycle over time.
- the system may be configured to determine a path or course travelled by the bicycle from a particular starting point based at least in part on determined heading information.
- the system when determining the magnetic field information, is configured to: (1) receive a first magnetic field measurement for the first magnet at a first time from the one or more motion sensors (e.g., the one or more magnetometers); and (2) receive a second magnetic field measurement for the first magnet at a second time from the one or more motion sensors (e.g., the one or more magnetometers).
- the first and second magnetic field measurements comprise a strength and a direction of the first magnet's magnetic field at the time at which the magnetic field measurement was taken (e.g., at the first or second time).
- the system is configured to: (1) determine a first angle of revolution of the bicycle wheel at the first time based at least in part on the first magnetic field measurement; and (2) determine a second angle of revolution of the bicycle wheel at the second time based at least in part on the second magnetic field measurement.
- the system is then, in particular embodiments, configured to determine the angular velocity of the wheel based at least in part on a difference in the first and second angles of revolution and the time elapsed between the first and second time.
- the system is configured to determine an angle of revolution of the bicycle wheel at a particular time based at least in part on the magnetic field information, an orientation of the first magnet on the bicycle (e.g., on the bicycle wheel), or using any other suitable technique.
- the system is configured to determine the angular velocity of the bicycle wheel by: (1) determining, based at least in part on the magnetic field information, an elapsed time during at least a fractional revolution of the bicycle wheel; and (2) determining, based at least in part on the elapsed time and the at least a fractional revolution, an angular velocity of the bicycle wheel.
- the system may, for example, determine the elapsed time for a substantially full revolution (e.g., one revolution) of the bicycle wheel in order to determine the angular velocity.
- the system is configured to determine angular velocity using any other suitable fractional wheel revolution.
- the system is configured to substantially continuously (e.g., continuously) determine the angular velocity of the bicycle wheel. In various embodiments, the system is further configured to determine a change in angular velocity of the bicycle wheel (e.g., an angular acceleration of the bicycle wheel). [00053] In particular embodiments, the system is configured to utilize any suitable regression technique to determine an instantaneous angular velocity and/or instantaneous angular acceleration of the bicycle wheel. The system may, for example, use any suitable regression technique using any suitable number of data points (e.g., any suitable number of magnetic field measurements taken over any suitable period of time). In various embodiments, an increase in a frequency of taking magnetic field measurements may improve an accuracy of a determined instantaneous angular velocity or other measurement. In particular embodiments, the system is configured to take a plurality of magnetic field measurements over a particular period of time.
- the system is configured to determine a speed of the bicycle (e.g., a speed of the bicycle relative to the Earth's surface).
- the system may be configured to determine the speed of the bicycle based at least in part on the angular velocity of the bicycle wheel and a radius of the wheel.
- the system is configured to determine the speed of the bicycle based on any other suitable measure or technique.
- the system is further configured to determine, based at least in part on determined velocities and headings over a particular period of time, a total distance travelled by the bicycle.
- the system is configured to determine an angle of approach for particular turns taken by the bicycle based at least in part on the determined headings (e.g., instantaneous directions of travel) of the bicycle.
- the system is configured to determine a total distance climbed and/or descended by the bicycle during a particular period of time.
- the system is configured to generate, based at least in part on the heading and speed data, a visual representation of a path travelled by the bicycle over a particular period of time.
- the system may, for example, generate a two-dimensional or three- dimensional image that includes a line or other indication of a path travelled by the bicycle.
- the generated visual representation may, for example, be superimposed over a map or other representation of an area in which the bicycle is or was travelling.
- the system stores heading, angular velocity, speed data, and other movement data for the vehicle in at least one data store.
- the at least one data store is a local data store associated with a mobile computing device from which the one or more motion sensors took measurements related to the first magnet's magnetic field.
- the at least on data store comprises one or more remote servers (e.g., cloud- based storage servers).
- the data store may include any suitable data store.
- the system is configured to enable a user to retrieve the stored data using a suitable computing device.
- the system displays the heading, angular velocity, speed, visual representation of the path of the vehicle over a particular period of time, or any other information related to the movement of the bicycle determined by the system to a user.
- the system is configured to display the heading, angular velocity, and speed on a display associated with a mobile computing device comprising the first magnetometer that measured the first magnetic field information.
- the system is configured to display the information on any other suitable display.
- the sure may include any suitable user such as, for example, the rider of the bicycle, the rider or driver (e.g., in the case of a vehicle other than a bicycle), or any other suitable person.
- the system begins, at Step 510, by determining, using one or more motion sensors, magnetic field information for a first magnet mounted on a vehicle (e.g., a bicycle), piece of equipment (e.g., such as sports equipment), or individual such as a winter sports athlete (e.g., a skier or snowboarder).
- determining the magnetic field information comprises measuring the magnetic field information for the first magnet using one or more magnetometers.
- the piece of equipment may include any suitable piece of equipment worn by an individual who may desire to track and/or view information related to a particular activity in which they are participating.
- the first magnet may be mounted on any suitable portion of any suitable piece of ski or snowboard equipment such as, for example, one or more skis, one or more ski poles, one or more ski or snowboard boots, one or more ski or snowboard bindings, etc.
- the one or more motion sensors may include, for example: (1) one or more magnetometers; (2) one or more accelerometers; and/or (3) one or more gyroscopes.
- the one or more motion sensors comprise at least one magnetometer.
- the at least one magnetometer comprises at least one MEMs Blue Tooth Low Energy magnetometer.
- the one or more motion sensors are embedded in (e.g., integrated with) a mobile computing device.
- the mobile computing device may comprise any suitable mobile computing device such as, for example, a smartphone, tablet computer, self-contained tracking device, wearable computing device (e.g., a pair of eyewear such as glasses or goggles, a bracelet, a watch, a helmet), etc.
- the magnetic field information determined by the one or more motion sensors includes a strength and direction of the magnetic field of the first magnet.
- the magnetic field information includes an absolute heading of the first magnet's magnetic field with respect to earth magnetic north, or any other suitable reference direction.
- the system is configured to determine the magnetic field information based at least in part on a magnetic field produced by the first magnet.
- the system is configured to substantially continuously (e.g., continuously) determine the magnetic field information for the first magnet.
- the system may, for example, substantially continuously record the magnetic field information and store the magnetic field information in a suitable database (e.g., in a local data store associated with the first magnetometer, in a local data store associated with a suitable mobile computing device, and/or any other suitable data store such as a remote data store).
- a suitable database e.g., in a local data store associated with the first magnetometer, in a local data store associated with a suitable mobile computing device, and/or any other suitable data store such as a remote data store.
- the first magnet is disposed on a particular portion of a winter sports athlete or their equipment.
- the first magnet is disposed on a particular portion of the skier or snowboarder's body or clothing.
- the first magnet is disposed on a suitable portion of the skier or snowboarder's equipment (e.g., such as on a first or second ski, on a snowboard, on a first or second ski or snowboard boot, on a first or second ski or snowboard binding, on a first or second ski pole, etc.).
- the first magnet may be disposed such that the first magnet's magnetic field is substantially parallel (e.g., parallel) to a particular ski or to a snowboard (e.g., parallel to a length of the ski or snowboard).
- the first magnet may be disposed on the winter sports athlete's boot such that the first magnet's magnet field is oriented substantially parallel (e.g., parallel) to the athlete's foot while the athlete is wearing the boot.
- the first magnet may be disposed on any suitable portion of the winter sports athlete, clothing worn by the winter sports athlete, or equipment used by the winter sports athlete.
- the system continues at Step 520 by determining, based at least in part on the first magnetic field information, a measurement selected from the group consisting of: (1) a heading of the winter sports athlete (e.g., a direction in which the winter sports athlete is travelling); (2) a change in heading of the winter sports athlete; (3) an angle or position of the ski or snowboard on which the magnet is disposed (e.g., an angle between the ski or snowboard and a support surface (e.g., snow); and (4) a speed of the winter sports athlete.
- the system is configured to determine a substantially instantaneous heading of the winter sports athlete (e.g., a direction in which the winter sports athlete is currently travelling) using the first magnetic field information.
- the heading of the winter sports athlete may include a direction relative to a fixed direction (e.g., relative to magnetic north), for example, in degrees (e.g., between about 0 degrees and about 360 degrees where 0 degrees is magnetic north).
- the heading may also include an angle of incline or decline of the winter sports athlete (e.g., or a ski or snowboard the winter sports athlete is currently wearing), for example, when the winter sports athlete is travelling up or downhill.
- the system may be configured to determine that the winter sports athlete is travelling downhill at a slope of a particular number of degrees or uphill at a slope of a particular number of degrees.
- the system is configured to substantially continuously determine the heading of the winter sports athlete.
- the system is configured to track the heading of the winter sports athlete over time.
- the system may be configured to determine a path or course travelled by the winter sports athlete from a particular starting point based at least in part on determined heading information (e.g., in addition to information associated with a starting point of the winter sports athlete).
- the system is configured to use the magnetic field information
- a substantially current speed of the skier e.g., or snowboarder
- a maximum speed of the skier e.g., or snowboarder
- an acceleration of the skier e.g., or snowboarder
- an air time of the skier e.g., or snowboarder
- revolutions of the skier e.g., or snowboarder
- one or more tricks performed by the skier e.g., one or more backflips, one or more front flips, one or more spins such as a 360, crossing their skis in mid-air, etc.
- a number of falls by the skier e.g., or snowboarder
- a distance covered by the skier e.g., or snowboarder
- (9) a number of vertical feet skied by the skier e.g., or snowboarder
- the system is configured to use the magnetic field information to determine: a position and/or orientation of a particular ski or snowboard at a particular point in time; a relative position and/or orientation of a first ski with respect to a second ski; or any other suitable position information related to the board or skis that the winter sports athlete is using.
- the system when determining the magnetic field information, is configured to: (1) receive a first magnetic field measurement for the first magnet at a first time from the one or more motion sensors (e.g., the one or more magnetometers); and (2) receive a second magnetic field measurement for the first magnet at a second time from the one or more motion sensors (e.g., the one or more magnetometers).
- the first and second magnetic field measurements comprise a strength and a direction of the first magnet's magnetic field at the time at which the magnetic field measurement was taken (e.g., at the first or second time).
- the system is configured to: (1) determine a first position of the winter sports athlete at the first time based at least in part on the first magnetic field measurement; and (2) determine a second position of the winter sports athlete at the second time based at least in part on the second magnetic field measurement.
- the system is then, in particular embodiments, configured to determine the velocity of the winter sports athlete based at least in part on a difference in the first and second positions and the time elapsed between the first and second time.
- the system is configured to determine a change in position of the winter sports athlete (e.g., or a snowboard or ski the winter sports athlete is riding) at a particular time based at least in part on the magnetic field information, an orientation of the first magnet on the ski or snowboard, or using any other suitable technique.
- the winter sports athlete e.g., or a snowboard or ski the winter sports athlete is riding
- the system is configured to utilize any suitable regression technique to determine an instantaneous velocity, instantaneous acceleration, or instantaneous heading of: (1) the winter sports athlete; (2) each individual ski the winter sports athlete is riding; (3) a snowboard the winter sports athlete is riding; and/or (4) any other suitable piece of equipment, clothing, or portion of the winter sports athlete's body (e.g., ski pole, legs, arms, etc.).
- the system may, for example, use any suitable regression technique using any suitable number of data points (e.g., any suitable number of magnetic field measurements taken over any suitable period of time).
- an increase in a frequency of taking magnetic field measurements may improve an accuracy of a determined instantaneous velocity or other measurement.
- the system is configured to take a plurality of magnetic field measurements over a particular period of time.
- the system is further configured to determine, based at least in part on determined velocities and headings over a particular period of time, a total distance travelled by the winter sports athlete.
- the system is configured to determine an angle of approach for particular turns taken by the winter sports athlete based at least in part on the determined headings (e.g., instantaneous directions of travel) of the winter sports athlete.
- the system is configured to determine a total distance climbed and/or descended by the winter sports athlete during a particular period of time.
- the system is configured to generate, based at least in part on the heading and speed data, a visual representation of a path travelled by the winter sports athlete over a particular period of time.
- the system may, for example, generate a two-dimensional or three-dimensional image that includes a line or other indication of a path travelled by the winter sports athlete.
- the generated visual representation may, for example, be superimposed over a map (e.g., a resort map or topographical map) or other representation of an area in which the winter sports athlete is or was travelling.
- the system is configured to generate a graphical representation of a position of a skier's skis or a snowboarder's snowboard along the path (e.g., a position or angle of the board or skis during a particular turn, etc.) [00070]
- the system measures one or more additional pieces of movement and other data associated with the winter sports athlete.
- the system may, for example, comprise one or more additional sensors such as, for example, one or more Global Positioning Sensors (GPS), one or more altimeters, one or more health monitors, one or more pressure sensors, etc.
- GPS Global Positioning Sensors
- the system is configured to use these one or more sensors to measure the additional movement data such as, for example, location, heading, speed, force (e.g., applied using ski poles), altitude, heart rate, etc.
- the system may, in various embodiments, use data measured using these one or more additional sensors in combination with measured magnetic field information for one or more magnets to determine the information such as speed, heading, acceleration, body position, path travelled, and any other suitable information.
- the system is configured to utilize information received from or determined by one or more sensors in addition to the magnetometer discussed above. These additional sensors are discussed below.
- the system is configured to use a suitable global positioning system to determine a substantially current location of the winter sports athlete.
- the system may be configured to use any suitable dead reckoning technique to determine a change in location or substantially current (e.g., current) location of a winter sports athlete based on a starting location (e.g., a starting location determined using GPS) and heading and velocity information determined using a magnetometer as discussed above.
- the system may for example, determine a current location of the winter sports athlete by determining the current location based on directions in which the winter sports athlete travelled from the starting location and how long and at what speed the winter sports athlete travelled in any particular direction from the starting location.
- the system is configured to use one or more rider health monitors to monitor a winter sports athlete's health, and provide feedback (e.g., instantaneous feedback or post-ride feedback) to the rider.
- the one or more rider health monitors may include, for example, one or more heart rate monitors, one or more perspiration rate monitors, one or more pulse oximeters, one or more respiration rate monitors, one or more energy output monitors (e.g., for monitoring calorie burn over time), or any other suitable health monitor.
- the system may, for example, use one or more heart monitors to determine a variability of a winter sports athlete's heart rate, for example, by measuring a time between heart beats of the rider, a change in time between heartbeats, etc.
- the system may be configured to utilize one or more heart rate monitors to monitor a winter sports athlete's heart rate during a particular ski or snowboard run.
- the system is configured to track a winter sports athlete's heart rate during a particular run and provide heart rate data to the winter sports athlete to enable the winter sports athlete to review the winter sports athlete's heart rate during particular portions of the run.
- the system may, for example: (1) enable the winter sports athlete to provide a target heart rate; (2) receive a desired target heart rate from the winter sports athlete; (3) monitor the winter sports athlete's heart rate during a particular ride; (4) determine whether the winter sports athlete's heart rate is at least about the desired target heart rate during the particular run; and (5) in response to determining that the winter sports athlete's heart rate is not at least about the desired target heart rate, notify the winter sports athlete that the winter sports athlete should increase the winter sports athlete's exertion level in order to elevate the winter sports athlete's heart rate.
- the system may be configured to monitor the winter sports athlete's heart rate and provide a warning to the winter sports athlete in response to determining that the winter sports athlete's heart rate has exceeded a threshold level or has exceeded a particular level for a particular length of time.
- the threshold level may be determined based in part on a winter sports athlete's age, gender, overall health, one or more health conditions that the winter sports athlete is experiencing, or any other suitable factor.
- the system stores heading, acceleration, velocity, and other movement data for the winter sports athlete in at least one data store.
- the at least one data store is a local data store associated with a mobile computing device from which the one or more motion sensors took measurements related to the first magnet's magnetic field.
- the at least on data store comprises one or more remote servers (e.g., cloud-based storage servers).
- the data store may include any suitable data store.
- the system is configured to enable a user to retrieve the stored data using a suitable computing device.
- the system displays the heading, acceleration, velocity, visual representation of the path of the vehicle over a particular period of time, or any other information related to the movement of the winter sports athlete determined by the system to a user (e.g., winter sports athlete).
- the system is configured to display the heading, acceleration, and speed on a display associated with a mobile computing device comprising the first magnetometer that measured the first magnetic field information.
- the system is configured to display the information on any other suitable display.
- the user may include any suitable user such as, for example, the winter sports athlete for whom the system is determining the movement information, a person associated with the winter sports athlete (e.g., such as a coach), or any other suitable person.
- a bicycle rider may utilize the vehicle tracking system to track the rider's speed, distance covered, distance climbed, or any other suitable measurement as the rider is riding the bicycle.
- the bicycle rider is utilizing the vehicle tracking system embodied as a wearable computing device in the form of a pair of eyewear with an embedded magnetometer.
- the rider would affix (e.g., permanently affix, at least temporality affix, etc.) a magnet to a suitable portion of the rear wheel of their bicycle.
- the user may, for example, affix the magnet to a spoke of the back wheel of their bicycle using a hook and loop fastener, or in any other suitable manner.
- the user would then climb onto their bicycle, put on the pair of eyewear, and initiate a vehicle tracking program.
- the user may, for example, initiate the vehicle tracking program by issuing one or more voice commands to the pair of eyewear.
- the system would then begin tracking the movement of the bicycle by, for example: (1) receiving, from the magnetometer, one or more magnetic field measurements for the magnet; and (2) determine, based at least in part on the one or more magnetic field measurements, an angular velocity of the bicycle' rear tire; and (3) use the determined angular velocity to determine, for example a speed of the bicycle, a distance travelled by the bicycle during the ride, a highest climbed by the bicycle, etc.
- the rider may, for example, prompt the pair of eyewear to announce a current speed of the bicycle, a total distance travelled, or any other piece of information.
- the rider may, for example, request particular pieces of data using one or more voice commands (e.g., "How fast am I going", etc.).
- the pair of eyewear may report the requested data, for example, via one or more speakers embedded in the pair of eyewear.
- the pair of eyewear may be configured to receive requests and display information via a suitable display screen, which may, in some embodiments, be embedded in the pair of eyewear.
- the pair of eyewear may be configured to receive requests and display information on a mobile computing device (e.g., such as a smartphone) with which the pair of eyewear is configured to communicate using any suitable wireless protocol (e.g., Bluetooth, near-field communication, etc.).
- a mobile computing device e.g., such as a smartphone
- any suitable wireless protocol e.g., Bluetooth, near-field communication, etc.
- a winter sports athlete may utilize a tracking system to track one or more pieces of performance data (e.g., movement, speed, acceleration, airtime, etc.) while the winter sports athlete is participating in their winter sport.
- performance data e.g., movement, speed, acceleration, airtime, etc.
- the system will be described in the context of a skier. It should be understood that the tracking system could also be used in the tracking of performance data in other winter and non-winter sports or non-sport activities, such as, for example, snowboarding, water skiing, snowmobiling, wakeboarding, kiteboarding, ice skating, etc.
- a skier may wear a first computing device embodied as a pair of ski goggles and a second computing device embodied as a watch having a display screen.
- the watch and/or the ski goggles may comprise: (1) one or more magnetometers, such as any suitable magnetometer described above; (2) one or more sensors, such as any suitable sensor described in this document or any other suitable sensor; and/or (3) etc.
- the skier may further wear a pair of skis, each of which comprise one or more magnets disposed on any suitable portion of the ski (e.g., near the tip of the ski, near the tail of the ski, adjacent the binding of the ski, etc.).
- the system may comprise one or more magnets disposed on the skier's boots, or in any other suitable location.
- the skier may further carry a ski-pole in each hand, which may, for example, also comprise one or more magnets on any suitable portion of the ski pole.
- the system may be configured to determine
- any suitable information relating to the movement of the skier such as, for example: (1) a substantially current speed of the skier; (2) a maximum speed of the skier; (3) an acceleration of the skier; (4) an air time of the skier; (5) revolutions of the skier; (6) one or more tricks performed by the skier (e.g., one or more backflips, one or more front flips, one or more spins such as a 360, etc.); (7) a number of falls by the skier; (8) a distance covered by the skier; (9) a number of vertical feet skied by the skier; (10) a heart rate of the skier; (11) a change in heart rate of the skier (e.g., at different speeds); (12) a smoothness and symmetry of turns performed by the skier; (13)
- the system is further configured to determine a position of the skier's poles during a particular skiing activity (e.g., whether the skier is in a tucked position, whether the skier is using the poles to propel themselves forward at a particular moment, etc.).
- the system may then determine an associated acceleration, increase in speed, loss of speed, speed of rotation, or any other suitable factor based on various pole positions.
- the system may, for example, determine a particular body position during a tuck in which the skier accelerates the most rapidly while travelling downhill, etc.
- the skier may then complete any suitable skiing activity (e.g., skiing down a ski slope, performing one or more ski tricks at a ski park or on a half-pipe, etc.). While the skier is skiing, the system records data using the one or more magnetometers and determines any other data such as the data described above. The system may further record data using one or more other sensors, cameras, etc. such as, for example: (1) one or more videos using a camera disposed on the ski goggles); (2) a heart rate of the skier using a heart rate monitor operatively coupled to the watch; and/or (3) any other suitable data.
- any suitable skiing activity e.g., skiing down a ski slope, performing one or more ski tricks at a ski park or on a half-pipe, etc.
- the system records data using the one or more magnetometers and determines any other data such as the data described above.
- the system may further record data using one or more other sensors, cameras, etc. such as, for example: (1) one or more videos using a camera disposed on
- the skier may then, for example, view any of the determined data on the watch's display screen, or on any other suitable device.
- the system is configured to use the determined movement data to generate a visual representation of a path travelled by the skier over a particular period of time.
- the system may, for example, generate a two-dimensional or three-dimensional image that includes a line or other indication of a path travelled by the skier.
- the system may further indicate a position of one or more of the skier's skis at one or more particular points along the path.
- the generated visual representation may, for example, be superimposed over a map or other representation of an area in which the skier is skiing (e.g., a resort ski map, a topographical or other map of particular terrain, etc.).
- the visual representation of the path may include one or more indicators related to the performance of the skier that may indicate, for example, the skier's speed along a particular portion of the path, a skier's altitude along a particular portion of the path, a location in which the skier went airborne along the path, a location in which the skier performed a trick along the path, etc.
- the system may represent different speeds, altitudes, etc.
- the system may further display one or more indicia to indicate a location on the path in which the skier performed a particular activity (e.g., jump, trick, etc.) or used a particular skiing technique (e.g., entered a tuck).
- a particular activity e.g., jump, trick, etc.
- a particular skiing technique e.g., entered a tuck
- the system may store data related to the skier's movement or other suitable data to determine, for example: (1) a skier's best time on a particular ski run; (2) a skier's time relative to other skiers who may be using the system or a similar system; (3) a total number of mid-air rotations performed by a skier during a particular period of time (e.g., a number of spins performed on a half-pipe, etc.); and/or (4) any other suitable data. The skier may then view or review this data at any time using any suitable computing device.
- the system is configured to enable a skier or another individual to review performance data from a particular ski activity.
- the system may, for example, enable a skier to review portions of a particular run where the skier lost speed (e.g., due to changing direction too rapidly).
- the system may be configured to substantially automatically determine techniques for improving a skier's performance over a particular ski run or slope.
- the system may, for example, determine, based on speed, acceleration, and heading data, a substantially optimal portion of a particular turn or type of turn at which the rider should accelerate (e.g., enter a tuck position), an angle at which a rider should approach the particular turn (e.g., a turn of a particular degree), or make any other suitable determination in order to substantially maximize a speed of the skier as the skier exits the particular turn.
- the system is configured to determine optimal approaches to various skiing activities based at least in part on the skier's own past performance data.
- the system is configured to provide substantially instantaneous feedback during a ski run, for example, by speaking skiing advice through a speaker on the computerized ski goggles.
- the system may be configured to determine based on a geo-location of the skier and past performance data for a particular ski run that the skier is currently skiing down, that the skier could increase their speed by entering a tuck earlier during a downhill portion.
- the system may notify the skier of this determination, for example, by telling the skier via the speaker to "Tuck now" as the skier enters the downhill portion, by displaying an indication on the watch or on a display associated with the computerized ski goggles, or in any other suitable manner.
- the skier may, for example, prompt the computerized goggles to announce a current speed of the skier, a total distance travelled, or any other piece of information.
- the skier may, for example, request particular pieces of data using one or more voice commands (e.g., "How fast am I going", etc.).
- the pair of computerized eyewear may report the requested data, for example, via one or more speakers embedded in the pair of eyewear, via a display or heads up display built into the computerized eyewear (e.g., in one or more of the eyewear's lenses), etc.
- the pair of eyewear may be configured to receive requests and display information via a suitable display screen, which may, in some embodiments, be embedded in the pair of eyewear.
- the pair of eyewear may be configured to receive requests and display information on a mobile computing device (e.g., such as a smartphone or watch) with which the pair of eyewear is configured to communicate using any suitable wireless protocol (e.g., Bluetooth, near-field communication, etc.).
- a mobile computing device e.g., such as a smartphone or watch
- any suitable wireless protocol e.g., Bluetooth, near-field communication, etc.
- Particular embodiments of a vehicle tracking may include features in addition to those discussed above.
- Various alternative embodiments are discussed more fully below.
- the system is further configured to determine magnetic field information for a second magnet mounted on the vehicle, for example, using the first magnetometer or using a second magnetometer.
- the first magnet may, for example, be disposed on a first portion of the vehicle (e.g., on the rear wheel of a bicycle)
- the second magnet may be disposed, for example, on a second portion of the vehicle (e.g., on the rear wheel of the bicycle).
- the system may be configured to determine angular velocity, speed, and heading information for both the front and rear tire.
- the system may determine more accurate heading information for a bicycle or other vehicle using a plurality of magnets, for example, because the front and rear tires are not aligned while the bicycle is turning.
- the system may be configured to determine speed, distance and other information about the vehicle based in part on measurements made for and determined from magnetic field information for both the first and second magnet.
- both tires of a bicycle may not rotate in identical manners or accurately reflect a distance traveled by or speed of the bicycle itself.
- one or more bicycle wheels may slip (e.g., due to surface conditions), one or more bicycle wheels may leave the support surface during a ride (e.g., after travelling over a bump) causing the bicycle wheel to rotate without resulting in a corresponding change in position of the bicycle.
- the system is configured to normalize speed and other movement data for the bicycle based on measurements determined from both the first and second magnets. In such embodiments, the system is configured to correct for errors in determined speed, distance travelled, etc. which may result from relying on measurements taken from a single magnet on a single bicycle tire.
- the system may comprise a first magnet disposed on a bicycle wheel and a second magnet disposed on a bicycle pedal. In such embodiments, the system is configured to determine a correlation between pedal speed and bicycle speed.
- the system may be configured to: (1) determine angular velocity of the bicycle pedal; (2) determine angular velocity of the bicycle wheel; and (3) determine a correlation between the angular velocity of the bicycle pedal and the bicycle wheel based at least in part on a gear in which the rider has placed the bicycle, or any other suitable factor.
- the system may be further configured to determine a rate at which the bicycle loses speed while the rider is not pedaling (e.g., coasting) at various levels of incline or decline.
- the system is further configured to determine magnetic field information for a second magnet mounted on the winter sports athlete or their equipment, for example, using the first magnetometer or using a second magnetometer.
- the first magnet may, for example, be disposed on a first ski
- the second magnet may be disposed, for example, on a second ski.
- the system may be configured to determine velocity, acceleration, heading, position, orientation and other information for both the first and second skis as a skier is skiing down a mountain.
- the system may determine more accurate heading information for a winter sports athlete or other vehicle or individual using a plurality of magnets, for example, because the first and second skis may not be parallel during different portions of a particular ski run.
- the system may be configured to determine speed, distance and other information about the winter sports athlete based in part on measurements made for and determined from magnetic field information for both the first and second magnet.
- both skis of a winter sports athlete may not be positioned at the same angle or in the same direction during a turn.
- the skier may become off balance, one or more skis may leave the support surface during a ride (e.g., after travelling over a bump) causing the skier's individual ski to point in a direction or be positioned at an angle than a direction in which the skier is travelling (e.g., or at an angle other than an angle which would be expected to cause the skier to turn in a manner in which they are currently turning).
- the system is configured to generate a graphical representation of each individual ski during a ski run (e.g., along with speed and other data).
- a skier may use such information to recognize particular issues related to performance (e.g., the skier may recognize that they are not as strong when turning left versus right, etc.).
- the system is configured to utilize information received from or determined by one or more sensors in addition to the magnetometer discussed above. These additional sensors are discussed below.
- the system is configured to use a suitable global positioning system to determine a substantially current location of a vehicle.
- the system may be configured to use any suitable dead reckoning technique to determine a change in location or substantially current (e.g., current) location of a vehicle based on a starting location (e.g., a starting location determined using GPS) and heading and velocity information determined using a magnetometer as discussed above.
- the system may for example, determine a current location of the vehicle by determining the current location based on directions in which the vehicle travelled from the starting location and how long and at what speed the vehicle travelled in any particular direction from the starting location.
- the system is configured to use one or more pressure sensors to determine other suitable information about a rider's use of the bicycle.
- the system may comprise one or more pressure sensors disposed on the bicycle seat, handlebars, pedals, or in any other suitable location.
- the system may then be configured to collect data, using the one or more pressure sensors, such as, for example: (1) in/out saddle times; (2) force exerted on the pedals by the rider; (3) force exerted on the handlebars by the rider; and/or (4) any other suitable information.
- the system may then, for example, use force information to determine, for example, an amount of acceleration that the rider can achieve with the bicycle under certain conditions while pedaling at a particular intensity, speed and acceleration differences that the vehicle experiences while the rider is pedaling while in the saddle versus in a standing position, or make any other suitable determination.
- force information for example, an amount of acceleration that the rider can achieve with the bicycle under certain conditions while pedaling at a particular intensity, speed and acceleration differences that the vehicle experiences while the rider is pedaling while in the saddle versus in a standing position, or make any other suitable determination.
- the system is configured to use one or more rider health monitors to monitor a rider's health, and provide feedback (e.g., instantaneous feedback or post- ride feedback) to the rider.
- the one or more rider health monitors may include, for example, one or more heart rate monitors, one or more perspiration rate monitors, one or more pulse oximeters, one or more respiration rate monitors, one or more energy output monitors (e.g., for monitoring calorie burn over time), or any other suitable health monitor.
- the system may, for example, use one or more heart monitors to determine a variability of a rider's heart rate, for example, by measuring a time between heart beats of the rider, a change in time between heartbeats, etc.
- the system may be configured to utilize one or more heart rate monitors to monitor a rider's heart rate during a particular ride.
- the system is configured to track a rider's heart rate during a particular ride and provide heart rate data to the rider to enable the rider to review the rider's heart rate during particular portions of the ride.
- the system may, for example: (1) enable the rider to provide a target heart rate; (2) receive a desired target heart rate from the rider; (3) monitor the rider's heart rate during a particular ride; (4) determine whether the rider's heart rate is at least about the desired target heart ride during the particular ride; and (5) in response to determining that the rider's heart rate is not at least about the desired target hear rate, notify the rider that the rider should increase the rider's exertion level in order to elevate the rider's heart rate.
- the system may be configured to monitor the rider's heart rate and provide a warning to the rider in response to determining that the rider's heart rate has exceeded a threshold level or has exceeded a particular level for a particular length of time.
- the threshold level may be determined based in part on a rider's age, gender, overall health, one or more health conditions that the rider is experiencing, or any other suitable factor.
- the system is configured to enable a rider or another individual to review performance data during a particular ride.
- the system may, for example, enable a rider to review portions of a particular ride where the rider lost speed (e.g., due to changing direction too rapidly, failing to pedal quickly enough out of a turn, etc.).
- the system may be configured to substantially automatically determine techniques for improving a rider's performance over a particular course.
- the system may, for example, determine, based on speed, acceleration, and heading data, a substantially optimal portion of a particular turn or type of turn at which the rider should accelerate (e.g., begin to pedal or pedal harder), an angle at which a rider should approach the particular turn (e.g., a turn of a particular degree), or make any other suitable determination in order to substantially maximize a speed of the bicycle as the rider exits the particular turn.
- the system is configured to determine optimal approaches to various bike riding events based at least in part on the rider's own past performance data.
- the system is configured to utilize one or more magnetometers and one or more magnets to track movement of one or more objects and/or individuals other than a vehicle.
- the system is configured to use the one or more magnetometers and the one or more magnets to track movement where the movement is substantially repetitive, or has a substantially consistent pattern.
- the system may, for example, be configured to track movement such as, for example, rowing (e.g., using one or more magnets on an oar or paddle to track the number of strokes executed or other suitable data), weight lifting (e.g., using one or more magnets on or adjacent a particular portion of a weight lifter's body, or on a particular piece of weight lifting equipment to count a number of reps or other suitable data), swimming (e.g., using one or more magnets on a swimmer's arm, leg, etc. to count a swimmer's strokes or other data), or any other suitable activity.
- rowing e.g., using one or more magnets on an oar or paddle to track the number of strokes executed or other suitable data
- weight lifting e.g., using one or more magnets on or adjacent a particular portion of a weight lifter's body, or on a particular piece of weight lifting equipment to count a number of reps or other suitable data
- swimming e.g., using one or more magnet
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CN109855648A (en) * | 2019-01-21 | 2019-06-07 | 武汉小安科技有限公司 | Shared bicycle localization method, device, equipment and storage medium |
CN114879942B (en) * | 2022-05-20 | 2023-02-03 | 北京宇信科技集团股份有限公司 | Distributed time wheel group registration verification method, device, medium and equipment |
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US5070072A (en) * | 1987-05-04 | 1991-12-03 | Eastman Kodak Company | Conductive articles and processes for their preparation |
WO2000046581A1 (en) * | 1999-02-05 | 2000-08-10 | Curtis Instruments, Inc. | Shaft sensor for angular velocity, torque, power |
FR2953284A1 (en) * | 2009-12-02 | 2011-06-03 | Movea Sa | SYSTEM AND METHOD FOR DRIVER ASSISTANCE OF BIOMECHANIC DRIVE VEHICLE COMPRISING AT LEAST ONE WHEEL |
US9247212B2 (en) * | 2010-08-26 | 2016-01-26 | Blast Motion Inc. | Intelligent motion capture element |
US9342610B2 (en) * | 2011-08-25 | 2016-05-17 | Microsoft Technology Licensing, Llc | Portals: registered objects as virtualized, personalized displays |
US20130138413A1 (en) * | 2011-11-24 | 2013-05-30 | Auckland Uniservices Limited | System and Method for Determining Motion |
US9500464B2 (en) * | 2013-03-12 | 2016-11-22 | Adidas Ag | Methods of determining performance information for individuals and sports objects |
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