Title:
SPIN CALCULATION METHOD FOR GOLF BALL MOVING BY BEING HIT AND SPIN CALCULATION APPARATUS USING SAME
Document Type and Number:
WIPO Patent Application WO/2022/211377
Kind Code:
A1
Abstract:
A spin calculation method for a golf ball moving by being hit, according to an embodiment of the present invention, comprises the steps of: obtaining a first image and a second image which are consecutive images of a golf ball marked with a plurality of markers and moving by being hit; calculating information regarding a reference marker and a plurality of peripheral markers around the reference marker with respect to a plurality of markers on a first ball image corresponding to a golf ball part of the first image; specifying a combination of markers corresponding to the reference marker and the plurality of peripheral markers of the first ball image in a second ball image corresponding to a golf ball part of the second image; and calculating a spin axis and a spin amount by using respective center points of a pair of corresponding markers on the first ball image and the second image.
Inventors:
CHANG SOO HO (KR)
SIM MIN KYUNG (KR)
SIM MIN KYUNG (KR)
Application Number:
PCT/KR2022/004180
Publication Date:
October 06, 2022
Filing Date:
March 25, 2022
Export Citation:
Assignee:
GOLFZON CO LTD (KR)
International Classes:
A63B24/00; A63B69/36; G06T7/246
Foreign References:
| JP2001304830A | 2001-10-31 | |||
| KR20100102583A | 2010-09-24 | |||
| KR102101512B1 | 2020-04-16 | |||
| KR20200123098A | 2020-10-28 | |||
| KR20140139453A | 2014-12-05 |
Attorney, Agent or Firm:
HUR, Dong Jin (KR)
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