Abstract: Method implementing an accelerometer (17) for analyzing biomechanical parameters of the stride of a runner, comprising: (a) fastening a device (1) on the torso of the runner, said device being electrically self-sufficient and comprising a triaxial accelerometer (17), a chronograph (16), a digital processor (19) and a display (11); (b) measuring a sequence of acceleration data in at least the vertical direction (av) using said accelerometer, while the runner runs a certain distance (D) along a running course; (c) during or at the end of said running course, having said processor calculate the biomechanical parameters of the stride, including the lowering (A) of the center of gravity and/or the elevation (E) of the center of gravity and/or the sum of the lowering and of the elevation of the center of gravity and/or the vertical mechanical work of the center of gravity (CG) of said runner, on the basis of said acceleration data, of said distance (D) and of a period of time (T) measured by said chronograph (16

Abstract: A method implementing an accelerometer for analyzing biomechanical parameters of a runner's stride. The method includes fastening a device (1) on the runner that has a triaxial accelerometer (17), a chronograph (16), a digital processor (19) and a display (11). The method measures a sequence of acceleration data in at least the vertical direction using the accelerometer, while the runner runs a certain distance (D) along a running course. During or at the end the running course, the processor calculates the biomechanical parameters of the stride, including lowering the center of gravity and/or the elevation (E) of the center of gravity and/or the sum of the lowering and of the elevation (E) and/or the vertical mechanical work of the center of gravity, based on the acceleration data, of the distance (D) and a period of time measured by the chronograph (16); and displays the parameters.

Abstract: A method implementing an accelerometer for analyzing biomechanical parameters of a runner's stride. The method includes fastening a device (1) on the runner that has a triaxial accelerometer (17), a chronograph (16), a digital processor (19) and a display (11). The method measures a sequence of acceleration data in at least the vertical direction using the accelerometer, while the runner runs a certain distance (D) along a running course. During or at the end the running course, the processor calculates the biomechanical parameters of the stride, including lowering the center of gravity and/or the elevation (E) of the center of gravity and/or the sum of the lowering and of the elevation (E) and/or the vertical mechanical work of the center of gravity, based on the acceleration data, of the distance (D) and a period of time measured by the chronograph (16); and displays the parameters.

Abstract: System and method implementing an accelerometer (17) for detecting asymmetries in a movement of a user. The system includes a fastening a device (1) on the torso of the runner, close to his/her center of gravity (CG), the device being electrically self-sufficient and comprising a triaxial accelerometer (17) and a digital processor (19). The accelerometer is used to measure a sequence of acceleration data in at least the vertical direction (av), while the user performs at least one exercise. During or at the end of the exercise, having the processor calculate the biomechanical parameters enabling the detection of at least one asymmetry in a movement of the user, on the basis of the acceleration data.

Abstract: A method for optimizing the training of athletes, including the steps of during a test, measuring with a portable device (1) a series of acceleration values during a series of N short movements performed by the athlete. Then, calculating with the device a plurality of muscular parameters based on the series of acceleration values. The device then determines a set of training exercises personalized for the athlete, based on the muscular parameters and presents the said set of training exercises to the athlete. The device then verifies the execution of the training exercises.

Abstract: A device (1) for measuring muscular capacity. The device includes removable fastening device (12) for fastening the device to the athlete or to the moved weight (3; 2). An autonomous electrical power supply means (15), and a display (11) are provided. A three-axis accelerometer (14) delivers a sequence of accelerations (a(t)) along the axis of movement of the weight. The sequence includes at least 100 measurements per second over a duration between 1 and 10 seconds. A data processing device (16) determines, at the end of the test, on the basis of the sequence of accelerations, at least one quantity representative of the muscular capacity of the athlete and displays this quantity on the display (11).

Abstract: A method implementing an accelerometer for analyzing biomechanical parameters of a runner's stride. The method includes fastening a device (1) on the runner that has a triaxial accelerometer (17), a chronograph (16), a digital processor (19) and a display (11). The method measures a sequence of acceleration data in at least the vertical direction using the accelerometer, while the runner runs a certain distance (D) along a running course. During or at the end the running course, the processor calculates the biomechanical parameters of the stride, including lowering the center of gravity and/or the elevation (E) of the center of gravity and/or the sum of the lowering and of the elevation (E) and/or the vertical mechanical work of the center of gravity, based on the acceleration data, of the distance (D) and a period of time measured by the chronograph (16); and displays the parameters.

Abstract: The present invention provides an athletic performance monitoring device having an accelerometer configured such that it can be worn by a user close to the center of gravity of the athlete; and a processing system including a global positioning system. The accelerometer is further configured such that it can wirelessly communicate acceleration data, relating to the acceleration of the user, to the processing system. In addition, the processing system is configured such that it can request acceleration data from the accelerometer only when some events depending on the output of the global positioning system and/or on a clock are occurring. It can also process the acceleration data it receives from the accelerometer to provide athletic performance information. There is further provided a corresponding method for providing athletic performance information. There is also provided an accelerometer for use in an athletic performance monitoring device.

Abstract: An accelerometer analyzing biomechanical parameters of the stride of a runner, including: fastening a device on the torso of the runner that is electrically self-sufficient and includes a triaxial accelerometer, chronograph, digital processor and display; measuring a sequence of acceleration data in at least the vertical direction using the accelerometer, while the runner runs a certain distance along a running course; during or at the end of the course, having the processor calculate the biomechanical parameters of the stride, including the lowering of the center of gravity and/or the elevation of the center of gravity and/or the sum of the lowering and of the elevation of the center of gravity and/or the vertical mechanical work of the center of gravity of the runner, on the basis of the acceleration data, of the distance and of a period of time measured by the chronograph; and displaying the parameters on the display.

Abstract: A device (1) for measuring muscular capacity. The device includes removable fastening device (12) for fastening the device to the athlete or to the moved weight (3; 2). An autonomous electrical power supply means (15), and a display (11) are provided. A three-axis accelerometer (14) delivers a sequence of accelerations (a(t)) along the axis of movement of the weight. The sequence includes at least 100 measurements per second over a duration between 1 and 10 seconds. A data processing device (16) determines, at the end of the test, on the basis of the sequence of accelerations, at least one quantity representative of the muscular capacity of the athlete and displays this quantity on the display (11).

Abstract: Device (1) for measuring muscular capacity, comprising: removable fastening means (12) for fastening the device to the athlete or to the moved weight (3; 2); autonomous electrical power supply means (15); a display (11); a three-axis accelerometer (14) for delivering a sequence of accelerations (a(t)) along the axis of movement of the weight, said sequence comprising at least 100 measurements per second over a duration between 1 and 10 seconds; and data processing means (16) for determining, at the end of the test, on the basis of said sequence of accelerations, at least one quantity representative of the muscular capacity of the athlete and for displaying this quantity on said display (11).

Abstract: The present invention provides an athletic performance monitoring device having an accelerometer configured such that it can be worn by a user close to the center of gravity of the athlete; and a processing system including a global positioning system. The accelerometer is further configured such that it can wirelessly communicate acceleration data, relating to the acceleration of the user, to the processing system. In addition, the processing system is configured such that it can request acceleration data from the accelerometer only when some events depending on the output of the global positioning system and/or on a clock are occurring. It can also process the acceleration data it receives from the accelerometer to provide athletic performance information. There is further provided a corresponding method for providing athletic performance information. There is also provided an accelerometer for use in an athletic performance monitoring device.

Abstract: A method for obtaining physiological muscle values of a user by a programmable accelerometer. In a first step, a user selects the type of test to be carried out. In a second step, a sequence of acceleration data is measured by the portable accelerometer during the test. In a third step, the end of the test is determined by the accelerometer by verifying a condition dependent on the type of test selected, and a sound signal is emitted. Finally, a value calculated on the basis of said successive measurements of the acceleration and dependent on the type of test selected is displayed.

Abstract: An accelerometer analyzing biomechanical parameters of the stride of a runner, including: fastening a device on the torso of the runner that is electrically self-sufficient and includes a triaxial accelerometer, chronograph, digital processor and display; measuring a sequence of acceleration data in at least the vertical direction using the accelerometer, while the runner runs a certain distance along a running course; during or at the end of the course, having the processor calculate the biomechanical parameters of the stride, including the lowering of the center of gravity and/or the elevation of the center of gravity and/or the sum of the lowering and of the elevation of the center of gravity and/or the vertical mechanical work of the center of gravity of the runner, on the basis of the acceleration data, of the distance and of a period of time measured by the chronograph; and displaying the parameters on the display.

Abstract: System and method implementing an accelerometer (17) for detecting asymmetries in a movement of a user. The system includes a fastening a device (1) on the torso of the runner, close to his/her center of gravity (CG), the device being electrically self-sufficient and comprising a triaxial accelerometer (17) and a digital processor (19). The accelerometer is used to measure a sequence of acceleration data in at least the vertical direction (av), while the user performs at least one exercise. During or at the end of the exercise, having the processor calculate the biomechanical parameters enabling the detection of at least one asymmetry in a movement of the user, on the basis of the acceleration data.

Abstract: Method enabling an athlete (3) performing a muscular training exercise to determine a setpoint for the rate of displacement of the displaced mass (2), comprising the following steps: 1) determining at least one initial setpoint rate at which said mass has to be displaced; 2) during the athlete's training exercise, measuring a series of acceleration values (a(n)) using a portable accelerometer (30) according to the displacements of said mass; and 3) depending on said series of acceleration values, having said portable accelerometer calculate at least one modified setpoint rate.