Title:
A diagnosing method of golf swing
Document Type and Number:
Japanese Patent JP6218351
Kind Code:
B2
Abstract:
A diagnosing method of a golf swing according to the present invention includes the following steps: (x) a camera photographing a golf player swinging a golf club to hit a golf ball and the golf club to obtain a plurality of frames for determining a shaft position; (y) a calculating part subjecting a check frame for judging the shaft position and the other frame to difference processing and binary processing using the plurality of frames, to obtain a binarized difference image; and (z) the calculating part subjecting the difference image or a corrected image thereof to Hough transform processing to attempt to extract the shaft position.
Inventors:
Katsuhiko Ueda
Ryomei Shirai
Nobutaka Shimada
Ryomei Shirai
Nobutaka Shimada
Application Number:
JP2011266491A
Publication Date:
October 25, 2017
Filing Date:
December 06, 2011
Export Citation:
Assignee:
Dunlop Sports Co., Ltd.
Sumitomo Rubber Industries, Ltd.
Ryomei Shirai
Nobutaka Shimada
Sumitomo Rubber Industries, Ltd.
Ryomei Shirai
Nobutaka Shimada
International Classes:
A63B69/36; A63B69/00; G01B11/00
Domestic Patent References:
| JP2011177341A | ||||
| JP2003296741A | ||||
| JP2005123824A |
Attorney, Agent or Firm:
Sumitomo Norio
Kengo Oka
Kuroyoshi Murohashi
Hiroshi Kasakawa
Kei Someya
Yukari Imamura
Kengo Oka
Kuroyoshi Murohashi
Hiroshi Kasakawa
Kei Someya
Yukari Imamura