Abstract: A display method includes displaying objects related to exercise equipment at respective positions of the exercise equipment at a plurality of timings during a swing so as to overlap a swing trajectory of the exercise equipment which is obtained on the basis of an output from an inertial sensor which measures the swing of the exercise equipment.

Abstract: A motion analysis method includes calculating a level of a swing using an output from an inertial sensor measuring the swing of exercise equipment on the basis of a relationship between a first angle formed between a tangential direction of a swing trajectory of a ball hitting portion of the exercise equipment at impact and a target hitting direction, and a second angle formed between a direction orthogonal to a hitting surface of the ball hitting portion at the impact and the target hitting direction.

Abstract: An electronic apparatus includes a processor that calculates identification data indicating a region in which a ball hitting portion of an exercise appliance is included at each of a plurality of timings during a swing of the exercise appliance, of a plurality of regions to which the identification data is allocated in advance, and displays the identification data to a user.

Abstract: A presentation method includes presenting a first index regarding motion of an exercise appliance at the time of ball hitting or at the time of similar ball hitting during a swing, and a second index regarding motion of the exercise appliance before the ball hitting or before the similar ball hitting, as separate items, by using an output from an inertial sensor.

Abstract: A diagnosis server includes a storing section configured to store exercise data of respective users and diagnosis criteria of respective customers and a processing section configured to perform diagnosis on the basis of exercise data of a user designated from a terminal of a customer among the exercise data of the respective users and diagnosis criteria of the customer among the diagnosis criteria of the respective customers and provide the terminal of the customer with a diagnosis result.

Abstract: A swing diagnosis apparatus includes a level calculation section that calculates a level on the basis of a relationship between a rotation angle about a rotation axis of an exercise appliance at a predetermined timing between the time of starting a backswing and the time of impact with a longitudinal direction of the exercise appliance as the rotation axis, and an inclination of a ball hitting portion of the exercise appliance at impact.

Abstract: A calculation apparatus includes a processing section that performs determination of a swing type on the basis of information regarding an attitude or a position of an exercise appliance at a predetermined timing during a backswing.

Abstract: A swing diagnosis method includes a procedure of performing diagnosis of a plurality of items including a first item regarding at least one of a backswing and a downswing, and a second item regarding impact on the basis of data regarding a swing, and a procedure of outputting diagnosis information on the basis of the plurality of items.

Abstract: A swing diagnosis apparatus includes a level calculator that calculates a level based on the relationship among at least one imaginary plane, the position of a hitting section of a sport gear at a first timing during a backswing, and the position of the hitting section at a second timing during a downswing.

Abstract: A swing diagnosis method includes a procedure of calculating levels of a plurality of items including a first item regarding at least one of a backswing and a downswing, and a second item regarding impact on the basis of data regarding a swing, and a procedure of outputting information regarding the levels of the plurality of items.

Abstract: A swing diagnosis apparatus includes a level calculation section that calculates a level on the basis of a relationship between an incidence angle of a ball hitting portion of an exercise appliance at impact, and an inclination of the ball hitting portion of the exercise appliance at impact.

Abstract: A motion analysis method, a motion analysis apparatus, a motion analysis system, and a program, capable of presenting attitude information of an exercise appliance when a subject holds the exercise appliance. A motion analysis method includes a rotation angle computation step of computing a rotation angle ? about a long axis of a shaft of a golf club when a subject holds the golf club, by using outputs from a sensor unit attached to the golf club, and an initial attitude information generation step of generating initial attitude information regarding an initial attitude of the golf club by using the rotation angle ?.

Abstract: A motion analysis device has a determination unit which uses an output from an inertial sensor mounted on at least one of a subject and a tool operated by the subject, to determine a dominant hand of the subject in a swing. The determination unit can determine the dominant hand on the basis of the sign of angular velocity or acceleration from the inertial sensor. A calculation unit which calculates motion analysis information in a swing, using an output from the inertial sensor can add dominant hand information from the determination unit to the motion analysis information. The motion analysis device can include a coincidence determination unit which determines that a first subject and a second subject have different dominant hands, and an inverted image generation unit which inverts first motion analysis information in the case of no coincidence.

Abstract: A motion analysis apparatus includes an impact analysis unit that specifies an inclined angle with respect to a vertical plane of a hitting surface of an exercise appliance during impact by using an output signal from an inertial sensor, and a difference analysis unit that specifies a difference between a reference inclined angle acquired prior to the impact and the inclined angle.

Abstract: A motion analysis apparatus includes an impact analysis unit that specifies a hitting direction of an exercise appliance during impact and a speed of the exercise appliance during the impact by using an output signal from an inertial sensor, and a display unit that displays the hitting direction and the speed in a coordinate system in which a hitting target direction is set.

Abstract: A motion analysis apparatus includes a swing width analysis unit that specifies a swing width from a first position to a second position on a swing trajectory on the basis of coordinates of a swing position of an exercise appliance which are acquired by using an output signal from an inertial sensor in a calculation processing circuit.

Abstract: An exercise analysis device includes a calculator that obtains a change in a relation between a movement direction of a hitting surface of an exercise tool and a posture of the hitting surface during an exercise by using an output of an inertial sensor.

Abstract: An exercise analysis device includes: an angle detector that obtains a change in a rotation angle occurring around an axis of a shaft portion of an exercise tool in a swing by using an output of an inertial sensor; and an evaluator that performs at least partial evaluation from start to end of the swing based on the change in the rotation angle.

Abstract: A motion analysis device has a determination unit which uses an output from an inertial sensor mounted on at least one of a subject and a tool operated by the subject, to determine a dominant hand of the subject in a swing. The determination unit can determine the dominant hand on the basis of the sign of angular velocity or acceleration from the inertial sensor. A calculation unit which calculates motion analysis information in a swing, using an output from the inertial sensor can add dominant hand information from the determination unit to the motion analysis information. The motion analysis device can include a coincidence determination unit which determines that a first subject and a second subject have different dominant hands, and an inverted image generation unit which inverts first motion analysis information in the case of no coincidence.

Abstract: When a sporting tool or a subject changes from a first state (e.g., address state) to a second state (during swing), a detection part detects, within a plane orthogonal to a first direction (y-axis) in which a shaft part of the sporting tool extends, a rotation angle ?xn or ?zn at which the sporting tool or the subject changes around an axis in a second direction or a third direction orthogonal to each other (x-axis or z-axis) using output of an inertial sensor.