CN110675523A

CN110675523A - Endpoint timing judgment system

Info

Publication number: CN110675523A
Application number: CN201910913530.8A
Authority: CN
Inventors: 包锋; 赵凤芝; 张春江; 张国华; 包紹宇; 宋新启
Original assignee: Northeast Petroleum University
Current assignee: Northeast Petroleum University
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-01-10

Abstract

The embodiment of the invention discloses an endpoint timing refereeing system, which comprises: image acquisition module, timing module and central processing module, image acquisition module gathers the video of signal emission instruction and match process, central processing module includes central processing unit, image acquisition module and timing module all are connected with central processing unit, after the match begins the instruction, the linkage timing module begins the timing, and the video and the terminal point of image acquisition module collection match in-process hit the line video, and the video transmission of collection is handled to central processing unit, and central processing unit is according to video image data, when analysis sportsman's time of hitting the line and match usefulness, output processing result. The invention solves the problems of large error of manual timing and high cost of an automatic timing system of the prior track and field competition.

Description

Endpoint timing judgment system

Technical Field

The embodiment of the invention relates to the field of timing systems, in particular to an end point timing referee system.

Background

With the rapid development of computer technology, high technologies such as computers and electronics are gradually applied to the field of sports. In international and domestic large-scale sports competition, a computer and an electronic timing system are important management means for track and field sports, scientific and modern management of sports competition is realized, and the competition is more impartial, efficient, accurate and correct. However, such systems are expensive (hundreds of thousands or even millions of RMB), and cannot bear such huge investment in primary and secondary schools, universities and counties, and primary and secondary sports competitions, so that the end timing and referee work are still borne by huge referee teams: the name is also judged by the judge by visual inspection by manual operation of a stopwatch. The workload is large, the number of people is large, and the problems are known. So that almost all the referees of the primary track and field competition can be carried out under the conditions of low level and low efficiency, which is far behind the requirements of the times.

The timing and scoring system is used as a system for collecting, processing and displaying the competition results and timing in the competition, is vital to the smooth progress of the competition, and is mainly divided into a data collecting part, a data processing system and a display system; the data acquisition system mainly comprises a starting detection device, an end point control timing device, a field referee and a scoring timer; the data processing system is arranged in the competition processing machine room, and statistics, averaging, ranking and storing of competition results are carried out through special software; the display system comprises a large screen display and other special display screens arranged at places and places of the house, for example, a countdown screen of a basketball, because the equipment and software are professional and expensive, and a plurality of equipment are rented and erected during a match, special routes need to be prepared at the places and the house, and data, telephone, television and other information are set at each main information point, so that the system can be conveniently connected. The existing timing system and equipment are expensive, cannot automatically track a competition, and are greatly influenced by the external environment and low in precision due to noisy sound of a competition field when in use; for manual timing, the manual influence is large, the result judgment has large error, and the score of the athlete cannot be accurately calculated.

Disclosure of Invention

Therefore, the embodiment of the invention provides an end point timing refereeing system to solve the problems of large manual timing error and high cost of an automatic timing system of the prior track and field competition.

In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:

the embodiment of the invention discloses an endpoint timing refereeing system, which comprises: image acquisition module, timing module and central processing module, image acquisition module gathers the video of signal emission instruction and match process, central processing module includes central processing unit, image acquisition module and timing module all are connected with central processing unit, after the match begins the instruction, the linkage timing module begins the timing, and the video and the terminal point of image acquisition module collection match in-process hit the line video, and the video transmission of collection is handled to central processing unit, and central processing unit is according to video image data, when analysis sportsman's time of hitting the line and match usefulness, output processing result.

Furthermore, the image acquisition module comprises a tracking camera and an end point camera, the tracking camera captures smoke emitted by the starting gun and judges the start of the match, the tracking camera is arranged on the sliding track in a rack mode, the sliding track is arranged on the side edge of the match track, the tracking camera and the athlete synchronously move to shoot a match process video in the match process, and the end point camera is arranged at the end point and shoots an athlete end point line collision video.

Furthermore, the endpoint camera shoots the video of the athlete which rushes through the endpoint line at the endpoint, the shooting is finished after all the athletes reach, and the endpoint camera transmits the shot video to the central processing unit.

Furthermore, the tracking camera and the endpoint camera both comprise optical lenses, the optical lenses are connected with a CCD driver through a CCD sensor, the CCD driver is connected with an image acquisition card, and the image acquisition card comprises an A/D conversion and a memory.

Further, the timing module includes the timer, the timer is connected with central processing unit, and after tracking camera gathered the cigarette that starting pistol sent, central processing unit sent the instruction that begins timing to the timer, and the timer begins timing, and after all sportsman passed through the terminal point, central processing unit sent the instruction that finishes timing to the timer, and timing data all sends central processing unit to the camera shooting of terminal point.

Furthermore, the central processing unit is internally stored with a list of athletes, a corresponding track and a corresponding number, processes the video shot by the endpoint camera, distinguishes the time point and the sequence of cutting the timing light mark line on the chest of each athlete in the picture, and calculates the competition result of each athlete.

Further, the system comprises an RFID chip and an RFID reader, wherein the RFID chip is attached to the number plate of each player, and the RFID reader is arranged at a terminal point.

Furthermore, the RFID reader identifies and induces the RFID chips, each athlete has different RFID chips, the scores of the athlete are judged according to the sequence of the endpoint by the induction of the RFID chips through the RFID reader, and the RFID reader is connected with the central processing unit.

The embodiment of the invention has the following advantages:

the embodiment of the invention discloses an end point timing judgment system, which captures smoke emitted by a starting gun through a tracking camera, and a central processing unit controls a timer to start timing and tracks the camera to shoot a competition process, so that the end point timing judgment system is beneficial to judging whether violation behaviors exist in the competition process and eliminating disputes. Utilize the terminal point camera to shoot sportsman's terminal point and hit the line video, central processing unit distinguishes the time point of analyzing every sportsman's chest and cutting the timing light mark line according to the video of shooting, calculates every sportsman's score and ranking, compares with artifical timing, has promoted the precision, makes the match score judge fairly, simultaneously, for large-scale timing judgement system, the technical scheme that this application disclosed has simplified procedure and equipment, reduce cost, is convenient for promote.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.

Fig. 1 is a schematic connection diagram of an endpoint timing referee system according to an embodiment of the present invention;

in the figure: 1-tracking camera, 2-terminal camera, 3-central processing unit, 4-timer, 5-RFID reader.

Detailed Description

The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

The embodiment discloses an endpoint timing referee system, which comprises: image acquisition module, timing module and central processing module, the video of image acquisition module collection signal issue instruction and match process, central processing module includes central processing unit 3, image acquisition module and timing module all are connected with central processing unit 3, after the match begins the instruction, the linkage timing module begins the timing, and the video and the terminal point of image acquisition module collection match in-process hit the line video, and the video of gathering conveys central processing unit 3 and handles, and central processing unit 3 is according to video image data, when analysis sportsman's time of hitting the line and match used, output processing result.

The image acquisition module comprises a tracking camera 1 and an end point camera 2, the tracking camera 1 captures smoke emitted by a starting gun and judges the start of a match, the tracking camera 1 is erected on a sliding track, the sliding track is installed on the side edge of a match runway, in the match process, the tracking camera 1 and a sportsman move synchronously to shoot a match process video, and the end point camera 2 is installed at an end point and shoots a sportsman end point line collision video. The endpoint camera 2 shoots the video of the athlete passing through the endpoint line at the endpoint, the shooting is finished after all the athletes reach, and the shot video is transmitted to the central processing unit 3 by the endpoint camera 2.

The tracking camera 1 and the terminal camera 2 both comprise optical lenses, the optical lenses are connected with a CCD driver through a CCD sensor, the CCD driver is connected with an image acquisition card, the image acquisition card comprises an A/D (analog/digital) conversion device and a memory, the image acquisition precision is high, a linear array CCD (charge coupled device) image processing technology and an educational equipment technology which are provided with the optical lenses are applied to the sprint terminal timing in sports, the timing is accurate, the data processing is fast, the linear array CCD image processing technology and the educational equipment technology are connected with a computer network, data can be shared in time in all links, and the human error factors of the. The CCD sensor is a CCD photoelectric sensor, and the CCD sensor is connected with the CCD driver through a transmission line, so that data transmission is fast. The image acquisition card and the computer image processing and judging system can be connected through the expansion slot, so that the communication between the image and the computer is realized, and the processing is convenient.

The timing module includes time-recorder 4, time-recorder 4 is connected with central processing unit 3, and after tracking camera 1 gathered the cigarette that the starting pistol sent, central processing unit 3 sent the instruction that begins the timing to time-recorder 4, and time-recorder 4 begins the timing, and after all sportsman passed through the terminal point, central processing unit 3 sent the instruction that finishes the timing to time-recorder 4, and timing data all sends central processing unit 3 to terminal camera 2.

When a match of the sub-tracks is carried out, before the match, a list of athletes, the corresponding track and the corresponding number are stored in the central processing unit 3, a commander gives a command through a command gun, after smoke emitted by the command gun is captured by the tracking camera 1, an image processing module in the central processing unit 3 processes the image, the smoke emitted by the command gun is identified, the start of the match is judged, the central processing unit 3 sends a timing starting instruction to the timer 4, and the timer 4 starts timing. The tracking camera 1 is driven by a motor on a sliding track and moves synchronously with the athletes to shoot videos of the athletes in the competition process, and the shot videos are transmitted to the central processing unit 3 to be stored. The player can play back at variable speed, judge whether the player has illegal behaviors in the competition process and eliminate disputes.

The terminal camera 2 is erected at the terminal line and shoots the video of the athletes passing through the terminal line until all the athletes pass the terminal line, and the shooting is finished. The video shot by the endpoint camera 2 is transmitted to the central processing unit 3, the central processing unit 3 processes the video with the resolution of 25 frames per second, the time resolution precision is 0.04 second, the video is synchronous with the resolution picture, the central processing unit 3 analyzes the time when the chests of different track athletes pass through the timing light mark line, and the timing light mark line is superposed with the front edge of the endpoint line. Calculating the competition time and the ranking of the athletes, matching the names and units of the athletes, and printing and outputting a result list.

The system comprises an RFID chip and an RFID reader 5, wherein the RFID chip is attached to the number plate of each player, the RFID reader 5 is arranged at the end point, the RFID reader 5 identifies and induces the RFID chip, each player has different RFID chips, when a match without a track is played, the RFID reader 5 induces the RFID chip to judge the scores of the players through the sequence of the end point, and the RFID reader 5 is connected with the central processor 3.

According to the terminal timing judgment system disclosed by the embodiment of the invention, the tracking camera 1 captures the smoke emitted by the starting gun, the central processing unit 3 controls the timer 4 to start timing, and the tracking camera 1 shoots the competition process, so that the judgment of whether violation behaviors exist in the competition process or not is facilitated, and disputes are eliminated. Utilize endpoint camera 2 to shoot sportsman's endpoint line collision video, central processing unit 3 distinguishes the time point of analyzing every sportsman's chest and cutting the timing light mark line according to the video of shooting, calculates every sportsman's score and ranking, compares with artifical timing, has promoted the precision, makes the match score judge fairly, simultaneously, for large-scale timing judgement system, the technical scheme that this application disclosed has simplified procedure and equipment, reduce cost, is convenient for promote.

Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. An endpoint timing officer system, comprising: image acquisition module, timing module and central processing module, image acquisition module gathers the video of signal emission instruction and match process, central processing module includes central processing unit, image acquisition module and timing module all are connected with central processing unit, after the match begins the instruction, the linkage timing module begins the timing, and the video and the terminal point of image acquisition module collection match in-process hit the line video, and the video transmission of collection is handled to central processing unit, and central processing unit is according to video image data, when analysis sportsman's time of hitting the line and match usefulness, output processing result.

2. The endpoint timing judgment system as claimed in claim 1, wherein the image acquisition module comprises a tracking camera and an endpoint camera, the tracking camera captures smoke emitted by the starting pistol to judge the start of the game, the tracking camera is mounted on a sliding track, the sliding track is mounted on the side of the race track, the tracking camera and the athlete move synchronously during the game to shoot a video of the game, and the endpoint camera is mounted on the endpoint to shoot a video of the endpoint collision of the athlete.

3. The endpoint timing officer system of claim 2 wherein the endpoint camera captures video of the athlete sweeping through the endpoint line at the endpoint, the athlete terminating the capture when all of them have been reached, and the endpoint camera transmits the captured video to the central processor.

4. The endpoint timing judgment system of claim 2, wherein the tracking camera and the endpoint camera each comprise an optical lens, the optical lens is connected to a CCD driver through a CCD sensor, the CCD driver is connected to an image acquisition card, and the image acquisition card comprises an a/D converter and a memory.

5. The endpoint timing referee system according to claim 1, wherein the timing module comprises a timer, the timer is connected with the central processing unit, the central processing unit sends a timing starting instruction to the timer after the tracking camera collects smoke emitted by the starting pistol, the timer starts timing, the central processing unit sends a timing ending instruction to the timer after all athletes pass the endpoint, and timing data are sent to the central processing unit.

6. The endpoint timing referee system according to claim 1, wherein the central processor stores a list of players and their corresponding tracks and numbers, and processes the video captured by the endpoint camera to identify the time point and sequence in which each player's chest cuts the timing light line in the frame and calculate the game performance of each player.

7. The system of claim 1, wherein the system comprises an RFID chip attached to the number plate of each player and an RFID reader positioned at the endpoint.

8. The endpoint timing referee system of claim 7, wherein the RFID reader identifies and senses RFID chips, each player has a different RFID chip, the performance of the player is judged by the sequence of sensing the RFID chips through the endpoint by the RFID reader, and the RFID reader is connected with the central processor.