Patent ID: 8608478
Filing Date: 2013-12-17
Classification: A63B,G09B

Abstract:
1. A method in multi-player team sport being played on a field that allows a coach located off of the field to send a graphical play instruction to a group of players on the field by wireless communication comprising: adapting a handheld coach electronic clipboard to with a writeable display screen to display a plurality of different screens depictions, each screen depiction presenting a top-down view of a playing field for a particular team sport; providing capability for said coach to enter onto a depicted playing field on said screen a graphical team play instruction, said graphical team play instruction showing player movements for a plurality of players, wherein said graphical team play instruction can be stored in a play memory contained in said handheld coach electronic clipboard; providing capability to retrieve said graphical team play instruction on said depicted playing field from said play memory and display it on said writeable screen; providing capability to modify said graphical team play instruction on said writeable screen and to re-store it in said play memory; providing capability to wirelessly transmit said graphical team play instruction from said coach electronic clipboard off the field to a wrist-worn player electronic display unit worn by a player on the field; providing capability to display said graphical team play instruction on said depicted playing field on said wrist-worn player electronic display unit.