US 11,946,734 B2
Method, system, and non-transitory computer-readable recording medium for measuring physical quantities associated with a golf club
Yong Ho Suk, Seongnam-si (KR); and Jey Ho Suk, Seoul (KR)
Assigned to CREATZ INC., Suwon-si (KR)
Filed by CREATZ INC., Suwon-si (KR)
Filed on Mar. 17, 2021, as Appl. No. 17/204,284.
Application 17/204,284 is a continuation of application No. PCT/KR2021/000421, filed on Jan. 12, 2021.
Claims priority of application No. 10-2020-0006249 (KR), filed on Jan. 16, 2020; and application No. 10-2020-0143827 (KR), filed on Oct. 30, 2020.
Prior Publication US 2021/0223032 A1, Jul. 22, 2021
Int. Cl. G01B 11/26 (2006.01); A63B 60/42 (2015.01); G01B 5/00 (2006.01)
CPC G01B 11/26 (2013.01) [A63B 60/42 (2015.10); G01B 5/0023 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A method for measuring physical quantities associated with a golf club, the method comprising the steps of:
detecting a first marker and a second marker of different shapes in at least one image of a head of a golf club for which physical quantities are to be measured; and
measuring the physical quantities associated with the golf club with reference to properties of a target area specified on the basis of the first marker and the second marker,
wherein in the measuring step, the physical quantities associated with the golf club are measured with reference to an interval between times of photographing a first image and a second image among a plurality of images of the head of the golf club, and a change in size between a first target area specified in the first image and a second target area specified in the second image.