CN102512796B - Method for acquiring accurate rate of badminton returning drop point for non-contact badminton returning drop point training device based on interactive projection system - Google Patents
Method for acquiring accurate rate of badminton returning drop point for non-contact badminton returning drop point training device based on interactive projection system Download PDFInfo
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- CN102512796B CN102512796B CN201110456199.5A CN201110456199A CN102512796B CN 102512796 B CN102512796 B CN 102512796B CN 201110456199 A CN201110456199 A CN 201110456199A CN 102512796 B CN102512796 B CN 102512796B
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Abstract
The invention innovatively provides a non-contact badminton returning drop point training device based on an interactive projection system and a method for acquiring an accurate rate of a badminton returning drop point, and relates to a badminton returning drop point training device and the method for acquiring the accurate rate of the badminton returning drop point. The badminton returning drop point is indicated by the interactive projection system, so that a badminton player can train the badminton returning drop point on purpose; an on-site environment is simulated, so that the response speed and the flexibility of the badminton player can be effectively improved and the response time of the badminton player can be reduced; and the non-contact badminton returning drop point training device based on the interactive projection system and the method for acquiring the accurate rate of the badminton returning drop point are applicable to the badminton returning drop point training process and the badminton returning drop point training.
Description
Technical field
The present invention relates to a kind of shuttlecock return of serve drop point trainer and return of serve accurate placement rate preparation method.
Background technology
At present, in the teaching of shuttlecock and training, by service robot, coach and with the teammate are all the reaction speeds of receiving in order to train to white silk.But the reactive exercise for the return of serve drop point but lacks effective means, more can't carry out in conjunction with the light reaction of shuttlecock specialized training and the intensive training when selecting reaction.The match of shuttlecock due to its speed, many bouts, change many, therefore, the reaction speed that just requires the sportsman to have to be exceedingly fast and the good ability of adjusting to changed conditions.
Can be good at utilizing up-to-date scientific and technological achievement in research, meet modern high-level training developing direction, contactless shuttlecock return of serve drop point trainer and the return of serve accurate placement rate preparation method based on the interactive projection system that utilize Athletes information that the player motion technical process is trained abroad also do not occur at home.
Summary of the invention
The present invention is the needs of training in order to adapt to shuttlecock return of serve drop point, and proposes a kind of employing based on the return of serve accurate placement rate preparation method of the contactless shuttlecock return of serve drop point trainer of interactive projection system.
Based on the contactless shuttlecock return of serve drop point trainer of interactive projection system, it comprises interactive projection system, curtain, acceleration transducer and control module;
Curtain is covered with and is laid on half place of net one side of court; Acceleration transducer is fixed on the racket of sportsman's use;
The acceleration signal output of acceleration transducer is connected with the acceleration signal input of control module;
The projection control signal input of interactive projection system is connected with the projection control signal output of control module;
The return of serve drop point collection signal output of interactive projection system is connected with the return of serve drop point collection signal input of control module;
It also comprises wireless signal transmitting module and reception of wireless signals module, and the signal output part of wireless receiving module is connected with the signal input part of control module.
Wireless signal transmitting module and reception of wireless signals module all adopt infrared technique or Bluetooth technology to realize.
Adopt radiofrequency signal to realize data communication between acceleration transducer and control module.
It also comprises timer, and the time signal output of described timer is connected with the time signal input of control module.
It also comprises memory, and the data storage signal output of described control module is connected with the data storage signal input of memory.
Adopt the contactless shuttlecock return of serve accurate placement rate preparation method based on interactive projection system of said apparatus, it is realized by following steps:
The signal of step 1, the output of control module collection acceleration transducer, after the acceleration signal that gathers acquisition surpasses setting threshold, while execution in step two and step 3;
The time of the acceleration signal that step 3, control module basis receive, and take this time as starting point, control interactive projection system one section video with the N two field picture of projection on the curtain, all comprise a shuttlecock return of serve drop point pattern on every two field picture, the playing duration time of every two field picture is a period of time T;
Step 4, in each period of time T, interactive projection system Real-time Collection return of serve drop point information, and judge that whether this return of serve drop point information coincides with the pick-up point image of returning serve, if overlap send the information of hitting to control module, otherwise sends failure information to control module;
Step 5, control module statistics are hit the number of information, and are adopted its inner counters count;
After executing all time cycles, control module divided by N, obtains shuttlecock return of serve accurate placement rate with the value of counter, and output; Then return to execution in step one.
Beneficial effect: ground-breaking a kind of contactless shuttlecock return of serve drop point trainer based on interactive projection system and the return of serve accurate placement rate preparation method of having proposed of the present invention, indicate the return of serve drop point by interactive projection system, make can autotelicly the return serve training of drop point of sportsman; Simulation is environment when participating in the cintest, thereby effectively improves sportsman's reaction speed and flexible ability, and the reaction time of reducing the sportsman.The present invention is applicable in the return of serve drop point training process of shuttlecock.
The present invention adopts the contactless shuttlecock return of serve drop point trainer of original creation, simulation true to nature come personally environment and return of serve drop point, and training effect is extremely remarkable;
The interactive projection system that the present invention adopts is cutting edge technology, several data can be merged, and supports for follow-up badminton theory provides powerful experience.
Description of drawings
Fig. 1 is structural representation of the present invention; Fig. 2 is the structural representation of moving trolley of the present invention; Fig. 3 is the principle schematic of control section of the present invention.
The specific embodiment
The specific embodiment one, in conjunction with Fig. 1 to Fig. 3, this specific embodiment is described, based on the contactless shuttlecock return of serve drop point trainer of interactive projection system, it comprises interactive projection system 1, curtain 2, acceleration transducer 9 and control module 10;
The acceleration signal output of acceleration transducer 9 is connected with the acceleration signal input of control module 10;
The projection control signal input of interactive projection system 1 is connected with the projection control signal output of control module 10;
The return of serve drop point collection signal output of interactive projection system 1 is connected with the return of serve drop point collection signal input of control module 10.
Operation principle: the operation principles of interactive projection system is to be at first by capture device (inductor), target image (as the participant) to be caught shooting, then by the image analysis system analysis, thereby produce the action of the object that is captured, this action data makes in conjunction with the real-time imaging interaction systems interaction effect that between participant and screen, generation is combined closely.
The composition of the interactive part of interactive projection system: interactive part forms first by four parts: the signals collecting part, catch shooting according to interactive demand, and capture device has infrared inductor, video cameras, heating power device for shooting etc.; Second portion: signal processing, this part be the data analysis of Real-time Collection, the data that produce and virtual scene system docking; Third part: imaging moiety, utilize projector or other picture reproducers that image is presented on specific position, picture reproducer is except projector, plasma display, liquid crystal display, the LED screen can be as the carrier of interactive image. the 4th part: auxiliary equipment, as transmission line, installation component, PA-system etc.
The present invention will return serve drop point as target image, realize non-contacting return of serve drop point training, and by the return of serve drop point is caught shooting, carry out carrying out network analysis by control module, obtain return of serve accuracy rate statistical value.
The present invention indicates the return of serve drop point by interactive projection system, makes can autotelicly the return serve training of drop point of sportsman; Simulation is environment when participating in the cintest, thereby effectively improves sportsman's reaction speed and flexible ability, and the reaction time of reducing the sportsman.The present invention is applicable in the return of serve drop point training process of shuttlecock.
The difference of the described contactless shuttlecock return of serve drop point trainer based on interactive projection system of the specific embodiment two, this specific embodiment and the specific embodiment one is, adopts radiofrequency signal to realize data communication between acceleration transducer 9 and control module 10.
The difference of the described contactless shuttlecock return of serve drop point trainer based on interactive projection system of the specific embodiment three, this specific embodiment and the specific embodiment one is, it also comprises wireless signal transmitting module 51 and reception of wireless signals module 52, and the signal output part of wireless receiving module 52 is connected with the signal input part of control module 10.
In present embodiment, wireless signal transmitting module 51 is a remote controller, and after pressing remote controller, interactive projection system 1 is started working.Remote controller in present embodiment can be placed in coach's hand, and real-time interrupt, time-out, playback are to the moving guidance of doing of sportsman.
Present embodiment further improves training return of serve effect, realizes sportsman's quick selection return of serve drop point, the selecting properly return of serve drop point ability of adjusting to changed conditions is giveed intensive training.
The difference of the described contactless shuttlecock return of serve drop point trainer based on interactive projection system of the specific embodiment four, this specific embodiment and the specific embodiment three is, it comprises that also wireless signal transmitting module 51 and reception of wireless signals module 52 all adopt infrared technique to realize.
The difference of the described contactless shuttlecock return of serve drop point trainer based on interactive projection system of the specific embodiment five, this specific embodiment and the specific embodiment three is, it comprises that also wireless signal transmitting module 51 and reception of wireless signals module 52 all adopt Bluetooth technology to realize.
The specific embodiment six, this specific embodiment and the specific embodiment three described it also comprise timer 6, the time signal output of described timer 6 is connected with the time signal input of control module 10.
Present embodiment adopts mode regularly to control interactive projection system 1 and starts working.
The difference of the described contactless shuttlecock return of serve drop point trainer based on interactive projection system of the specific embodiment seven, this specific embodiment and the specific embodiment three is, it also comprises memory 8, and the data storage signal output of described control module 10 is connected with the data storage signal input of memory 8.
In present embodiment, the information that collects can be stored, in order to carry out the information processings such as drop point curve generation.
The contactless shuttlecock return of serve accurate placement rate preparation method based on interactive projection system of the specific embodiment eight, the employing specific embodiment one, it is realized by following steps:
The signal of step 1, control module 10 collection acceleration transducer 9 outputs, after the acceleration signal that gathers acquisition surpasses setting threshold, while execution in step two and step 3;
The time of the acceleration signal that step 3, control module 10 bases receive, and take this time as starting point, control interactive projection system 1 one section video with the N two field picture of projection on the curtain 2, all comprise a shuttlecock return of serve drop point pattern on every two field picture, the playing duration time of every two field picture is a period of time T;
Step 4, in each period of time T, interactive projection system 1 Real-time Collection return of serve drop point information, and judge that whether this return of serve drop point information coincides with the pick-up point image of returning serve, if overlap send the information of hitting to control module 10, otherwise sends failure information to control module 10;
Step 5, control module 10 statistics are hit the number of information, and are adopted its inner counters count;
After executing all time cycles, control module 10 divided by N, obtains shuttlecock return of serve accurate placement rate with the value of counter, and output; Then return to execution in step one.
Claims (1)
1. adopt the return of serve accurate placement rate preparation method based on the contactless shuttlecock return of serve drop point trainer of interactive projection system, described contactless shuttlecock return of serve drop point trainer based on interactive projection system comprises interactive projection system (1), curtain (2), acceleration transducer (9) and control module (10);
Curtain (2) is covered with and is laid on half place of net one side of court; Acceleration transducer (9) is fixed on the racket of sportsman's use;
The acceleration signal output of acceleration transducer (9) is connected with the acceleration signal input of control module (10);
The projection control signal input of interactive projection system (1) is connected with the projection control signal output of control module (10);
The return of serve drop point collection signal output of interactive projection system (1) is connected with the return of serve drop point collection signal input of control module (10);
It is characterized in that: adopt the return of serve accurate placement rate preparation method based on the contactless shuttlecock return of serve drop point trainer of interactive projection system, realized by following steps:
The signal of step 1, control module (10) collection acceleration transducer (9) output, after the acceleration signal that gathers acquisition surpasses setting threshold, while execution in step two and step 3;
Step 2, control module (10) be according to the time of the acceleration signal that receives, and take this time as starting point, stops receiving the acceleration signal from acceleration transducer (9) in duration is time of N * T;
The time of the acceleration signal that step 3, control module (10) basis receive, and take this time as starting point, control interactive projection system (1) to the upper one section video with the N two field picture of projection of curtain (2), all comprise a shuttlecock return of serve drop point pattern on every two field picture, the playing duration time of every two field picture is a period of time T;
Step 4, in each period of time T, interactive projection system (1) Real-time Collection return of serve drop point information, and judge whether this return of serve drop point information coincides with the pick-up point image of returning serve, if overlap send the information of hitting to control module (10), otherwise sending failure information to control module (10);
Step 5, control module (10) statistics are hit the number of information, and are adopted its inner counters count;
After executing all time cycles, control module (10) divided by N, obtains shuttlecock return of serve accurate placement rate with the value of counter, and output; Then return to execution in step one.
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| CN201110456199.5A CN102512796B (en) | 2011-12-30 | 2011-12-30 | Method for acquiring accurate rate of badminton returning drop point for non-contact badminton returning drop point training device based on interactive projection system |
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| CN201110456199.5A CN102512796B (en) | 2011-12-30 | 2011-12-30 | Method for acquiring accurate rate of badminton returning drop point for non-contact badminton returning drop point training device based on interactive projection system |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102512800B (en) * | 2011-12-31 | 2013-10-23 | 哈尔滨师范大学 | Badminton ball return drop point training device based on traveling trolley and acceleration sensor |
| CN102755723B (en) * | 2012-07-31 | 2014-12-24 | 哈尔滨师范大学 | Projection-type training device for volleyball smashing |
| CN103861273B (en) * | 2014-01-13 | 2016-08-17 | 东南大学 | A kind of portable light electrical analogue court device |
| CN106730721B (en) * | 2016-12-15 | 2019-08-06 | 英华达（上海）科技有限公司 | A kind of automatic service training system and its method of serving a ball |
| KR101894950B1 (en) * | 2017-05-02 | 2018-10-24 | 김창식 | Screen Badminton Exercise Device |
| CN110585685A (en) * | 2019-08-30 | 2019-12-20 | 上海讯哲体育科技有限公司 | Ball game scoring device and ball game scoring method |
| CN115193000A (en) * | 2022-06-29 | 2022-10-18 | 浙江工业大学 | Portable intelligent badminton auxiliary equipment |
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| WO2006110543A2 (en) * | 2005-04-07 | 2006-10-19 | Smartswing, Inc. | Method and system for creating a sports training regimen by electronically analyzing a user swing |
| CN101530662A (en) * | 2009-04-21 | 2009-09-16 | 华南师范大学 | Auxiliary device for training shuttlecock pace |
| CN101708365A (en) * | 2009-11-13 | 2010-05-19 | 林培林 | Electronic sport device |
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