Research On The Application Of Screen Cooperation In The Playoffs Of CBA Liaoning Team In 2021-2022 Season

As an important component of basic coordination of offensive tactics,screen coordination has simple structure and strong practicability.Only two or three people can use it flexibly and properly on the field,which can help the team create offensive opportunities.It is a commonly used tactical coordination method on the field.This paper adopts such research methods as documentary data,video observation,mathematical statistics and logical analysis to study the application form,area,timing and effect of cover-up in CBA Liaoning Team’s playoffs in the 2021-2022 season as well as corresponding defensive cover and scoring method after cover-up.This paper summarized the basic situation,rules and characteristics of Liaoning Team’s screen cooperation,provided suggestions for Liaoning Team to use more reasonable screen cooperation in training and matches in the future,enriched the means of basic offensive cooperation,and provided certain reference for the teaching,training and research of basketball offensive tactics.The main research conclusions are as follows:1.Liaoning Team’s cover coordination was simple,efficient and efficient,less than their opponents in other matches except for the first two matches with Zhejiang Team.At the beginning of each quarter,Liaoning team used more cover mixing than other periods.Cover coordination frequency decreased in the last few minutes of each quarter,and there was almost no cover coordination in the last two minutes of the fourth quarter.2.Side cover and ball cover of Liaoning team were more than opponents;Front screen,between players off the ball,and players with the ball screen players off the ball less than opponents.Liaoning team players with strong awareness of continuous cover,often use 2 in turn for 1 cover,1 in turn for 2 cover and 1 repeatedly for 1 cover continuous cover form.3.Liaoning team focuses on ball cover coordination in high position in central area.The movement area of the defender was the largest from the high middle area to the high middle area(zone 2-2)before the occurrence of cover,and the movement area after the cover was the largest from the high middle area to the low left area(zone2-6).The movement area of the protected person before and after the occurrence of cover is the most from the high middle area to the high middle area(zone 2-2).4.Liaoning Team’s cover cooperation most occurred in each position attack time remaining 15s-11s;Its cover quality is higher than the opponent,can form a number of strong threatening attack points;The number of assists after screen coordination is higher than that of the opponent,and the person being covered has the most assists;The most common mistakes in screen matching are passing errors,followed by the ball being picked off.5.Liaoning team’s scoring methods were more diversified than their opponents.More mid-range shots than baskets and assists and foul free throws,more 2-pointers than3-pointers;Outside players scored more points through screen coordination than inside players,and Guo Ailun scored the most.6.Liaoning team often dynamically adjusted the covering area,personnel and attacking mode according to the opponent’s defensive situation.The screen man is mainly embodied in the change of screen action and screen position,true or false screen and screen time.The man to be covered is mainly reflected in whether to use the screen and the change of the offensive line.