A modular and dynamic force apparatus for adjusting standard and dynamic torque-to-linear forces during physical activity in real-time, the apparatus including a force module, a user device and an apparatus tracking processing unit. The force module includes an open hub attachment point, wherein the open hub attaches the apparatus to an external source, one or more sensors measuring data for physical activity efficiency, an internal processor, wireless radio and force sensor module, a variable length cable, a force generating component, and motor controls. The internal processor, wireless radio and force sensor module includes an apparatus tracking measurement unit (“ATMU”) adapted to measure data, a first electronic communications channel for transmitting the measured data to an apparatus tracking processing unit (“ATPU”), and a second electronic communications channel for transmitting one or more apparatus conditions data to adjust dynamic forces. The user device receives one or more apparatus conditions data over the second electronic communications channel for real-time notification and/or adjustments to the user. The user interface includes a display that provides feedback and an apparatus tracking processing unit (“ATPU”). The ATPU includes the first electronic communications channel for receiving the measured data from the ATMU, a microprocessor, a memory storage area, a database stored in the memory storage area, and a tracking processing module located in the memory storage are. The database stores a first set of evaluation rules and a second set of evaluation rules, the first set of evaluation rules corresponding to one or more tracking parameters, and the second set of evaluation rules corresponding to the one or more apparatus conditions. The tracking processing includes program instructions that, when executed by the microprocessor, causes the microprocessor to determine the one or more tracking parameters using the measured data and the first set of evaluation rules, and determine the one or more apparatus conditions data using the one or more tracking parameters and the second set of evaluation rules.

A wearable positioning device includes an inertial sensor, a storage device and a processor. The inertial sensor senses an acceleration signal and an angular velocity signal. The storage device stores a previous positioning signal and a current coordinate. The processor is electrically connected to the inertial sensor and the storage device. A wearable positioning method is executed by the processor, which includes: determining whether the wearable positioning device is in one of an under-water mode and an above-water mode according to a pressure sensing signal; calculating, when in the under-water mode, a current acceleration and a current direction according to the acceleration signal, the angular velocity signal, and a swimming posture signal representing a swimming posture; and calculating a current positioning signal according to the current acceleration, the current direction and the previous positioning signal, and updating the current coordinate with the current positioning signal.

The controller of a wearable device is used to determine swim characteristics of a swimmer. The controller is connected to at least one motion sensor selected from a group including a multi-axis gyroscope and a multi-axis accelerometer. The controller is adapted to detect input signals from the at least one motion sensor. The controller is further configured to perform dynamic stroke segmentations based on at least one of the input signals using a stroke segmentation module, extract feature vectors, using feature extraction module, from the at least one input signal based on the stroke segmentations, and determine the swim characteristics by using the feature vectors through a classifier module. The controller dynamically adapts to a style of the swimmer to detect the swim characteristics.

This invention is an inexpensive, easy-to-use, and easy-to-manufacture device that can be placed on the edge of a pool so that a swimmer can use it to count laps without significantly disrupting the swimming. The invention is lightweight and portable so that one person can carry it around, place it on the pool before swimming laps, and remove it afterwards.

A method of triggering an action includes: determining that a mobile device is under water by: determining that an amplitude of a satellite positioning system (SPS) signal, or a wireless communication signal, or a combination thereof, received by the mobile device is below a threshold amplitude; or comparing data from a motion sensor of the mobile device with motion sensor data characteristic of entering water; or a combination thereof; determining that the mobile device has an action-inducing relationship to water; and taking the action in response to determining that the mobile device has the action-inducing relationship to water.

A device for measuring physical activity of a user during swimming is provided, which includes the following: a sensor unit adapted and dimensioned to be coupled with swimming goggles, wherein the sensor unit includes a motion circuitry configured to measure physical motion of the user; an optical cardiac activity circuitry configured to be placed at least partially against a body tissue of the user and to measure cardiac activity of the user; and a wireless communication circuitry configured to transfer data between the device and at least one external device, wherein the wireless communication circuitry is configured to transfer physical activity data of the user to the at least one external device, and the physical activity data includes at least one of motion data obtained using the motion circuitry, cardiac activity data obtained using the cardiac activity circuitry.

An Internet of Thing (IoT) device includes a body with a processor, a camera and a wireless transceiver coupled to the processor.

A swimming pool cover assembly including a frame, at least one cover, and an adjustment means. The frame including at least one inflatable portion and an interconnected three-dimensional (3D) lattice of inflatable straight tubes. The at least one cover is supported by the frame to define an exercise chamber including at least part of a swimming pool. The adjustment means reduces an oxygen content of air in the exercise chamber compared with air external the exercise chamber. The exercise chamber has elongate sidewalls.

The invention concerns a swimming float presenting an upper wall whereon the distal part of an arm of a user is intended to be fixed and a lower propelling wing, the float being equipped with at least one fixing device comprising at least one strap which is arranged to be able to support the distal part on said upper wall, the fixing device having at least one loop and an adjusting element, each one connected to the upper wall being spaced out transversally on both sides of the upper wall, the strap being joined sliding into the loop while presenting a free end which is arranged to be able to be bound in the adjusting element by adjusting the size between the strap and the upper wall.

A system, method and device for a sport game are provided. The game utilizes a plurality of play articles, at least three stations cum goals or targets, a playground, a game controller device and a display device. The game is played by individual participant or participants wherein the rules of the game maintain a familiarity with an ancient puzzle game and is based on a mathematical formula of logarithmic scale where the play articles are moved around the stations by play participants to accrue points or goals and where the devices are incorporated with identification, tracking, data transmission, data processing, determination and data display capabilities to monitor and manage the game. The game provides physical, skill and cerebral challenges and is applicable to a plurality of normal sports wherein goal or target shooting is primal; the game can be played indoors or outdoors, for fun, exercise, training of sport skills, light or serious competition.