A method includes: supporting a normal operation mode during which functionalities of a portable apparatus are available through an operating system of the apparatus, wherein the operating system includes a plurality of layers including a kernel and library functions-layer; supporting a limited operation mode during which the apparatus is configured to execute a physical activity algorithm based on physical activity data corresponding to a physical activity session performed by a user of the apparatus, wherein the physical activity algorithm applies a direct low-level hardware access bypassing at least the layers above the kernel and the library functions-layer; and switching between the normal operation mode and the limited operation mode

A treadmill has an exercise deck, and a tread belt disposed on the exercise deck. The treadmill further has a tensioning mechanism attached to the exercise deck, and the tensioning mechanism has a selectively movable structure movable with respect to the exercise deck to push outward against an inward surface of the tread belt.

Portable fitness monitoring methods are disclosed. In an embodiment, a portable fitness monitoring method includes a method for providing audible output to a user during an athletic activity using a portable fitness monitoring device. The method includes the steps of receiving an audio feedback file package that includes a first audio feedback file, updating the audio feedback file package, and processing the updated audio feedback file package to provide audible output to the user through an audio output device during the athletic activity.

[Object] To analyze a contact phenomenon between objects can with a simpler configuration.

[Solution] Provided is an analysis apparatus including: an acquisition unit configured to acquire vibration data showing a vibration generated in a first object by having a second object come into contact with a first position on the first object; a first analysis processing unit configured to specify the first position by comparing a vibration characteristic shown by the vibration data, and a vibration characteristic defined for each position where the second object may come into contact with the first object; and a second analysis processing unit configured to estimate a velocity after the contact of the second object based on a velocity of the first object and the first position.

A portable physical activity monitor device includes a power source for providing power to the physical activity monitor device, at least one processor and at least one memory including a computer program code. The at least one memory and the computer program code are configured, with the at least one processor, to cause the physical activity monitor device to perform operations including acquiring an indication of a physical activity metric of a person carrying the physical activity monitor device. The physical activity monitor device includes at least one electrochromic part including bi-stable electrochromic material, and the physical activity monitor device is caused to control an optical characteristic.

A swim training system, a swim data computation method using the same, and a swim training method using the same are provided. The swim training system includes a training device and a processing device. The training device measures a tension in a connecting component which is fastened to a swimmer. The processing device selects a conversion parameter from a conversion parameter table in the processing device according to a swimmer information. Then the processing device performs a conversion between the tension and a swimming speed with the conversion parameter to obtain the swimming speed of the swimmer.

An integrated exercise mat system can include: a user device having a display for displaying an application, providing a metric, and enabling user inputs; an exercise mat coupled to the user device, the exercise mat having a sensor to detect an article on the exercise mat and to obtain a force measurement exerted by the article through a movement, and the exercise mat having a communication module to communicatively connect the exercise mat with a processor and provide the force measurement to the processor; and wherein the processor performs a plurality of calculations based on the force measurement.

A device includes a signaling means and a motion sensor, and logic for activating or controlling the signaling means in response to a sensed motion according to an embedded logic. The device may be used as a toy, and may be shaped like a play ball or as a handheld unit. It may be powered from a battery, either chargeable from an AC power source directly or contactless by using induction or by converting electrical energy from harvested kinetic energy. The embedded logic may activate or control the signaling means, predictably or randomly, in response to sensed acceleration magnitude or direction, such as sensing the crossing of a preset threshold or sensing the peak value. The visual means may be a numeric display for displaying a value associated with the count of the number of times the threshold has been exceeded or the peak magnitude of the acceleration sensed.

An apparatus for training lacrosse technique mechanics includes a lacrosse head which includes a base portion and a housing removably coupled to the base portion. The housing includes a sensor for sensing the motion of the lacrosse head and generating motion data therefrom. The housing also includes a transceiver for transmitting the motion data to an end user device via a network.

A carrying device with a built-in security system including a security unit 10 having components housed in an integral unit, where the components include a camera 1 with a light sensor 2; with a shatter proof clear cover 3 over the camera lens 16; a speed sensor 4; a distance sensor 9; a GPS tracker 8; a transponder 7 for sending and accepting digital data; a microcontroller 15, and a rechargeable power supply 5 in electrical communication with the microcontroller 15, the camera 1, the speed sensor 4, the distance sensor 9, the GPS tracker 8and the transponder 7; to monitor the location and contents of the carrying device and to provide real time feedback to the user.