Abstract: The present disclosure relates to a method and device for recognizing movement of a tennis racket, the method includes: collecting swing data of the tennis racket; extracting an data segment of an effective swing from the swing data of the tennis racket according to an effective ball hitting position; performing matching calculation between the data segment of the effective swing and preset template data, the preset template data corresponding to types of tennis racket movements; and acquiring a recognition result of the movement of tennis racket according to a result of the matching calculation. The method and device for recognizing movement of the tennis racket can improve the accuracy of the process of matching, avoid miscalculations of types of the swing movement of the tennis racket.

Abstract: The present disclosure relates to a method and device for recognizing movement of a tennis racket, the method includes: collecting swing data of the tennis racket; extracting an data segment of an effective swing from the swing data of the tennis racket according to an effective ball hitting position; performing matching calculation between the data segment of the effective swing and preset template data, the preset template data corresponding to types of tennis racket movements; and acquiring a recognition result of the movement of tennis racket according to a result of the matching calculation. The method and device for recognizing movement of the tennis racket can improve the accuracy of the process of matching, avoid miscalculations of types of the swing movement of the tennis racket.

Abstract: An object of the present invention is to improve the network usage efficiency and economy. There is provided a radio communication apparatus (10) having ad-hoc communication means for building an ad-hoc network with other nearby radio communication apparatus and performing communication with the other radio communication apparatus by radio.