阅读说明：本技术 一种集成了定位模块的接力棒 (Relay baton integrated with positioning module ) 是由 陈骐 刘泳庆 张伦 于 2021-06-21 设计创作，主要内容包括：本发明涉及一种集成了定位模块的接力棒,属于体育装备技术领域。所述接力棒,包含定位模块、I MU模块、微处理器和数传模块,教练员通过数据接收装置接收接力棒中数传模块发送的接力棒的位置、加速度和角速度信息,从而估计出运动员在持握接力棒进行运动时的位置、速度、加速度及角度信息,将运动员的运动信息数字化,接力棒还包括两个感应电极,第一感应电极和第二感应电极,且第一感应电极与第二感应电极分别设置在接力棒的两端。感应电极可以检测到该电极是否被握持,并将是否被握持的状态信息提供给微处理器。所述接力棒集成了定位模块,能实时采集接力棒的运动状态,实现接力赛跑训练的量化。(The invention relates to a relay baton integrated with a positioning module, and belongs to the technical field of sports equipment. The relay baton comprises a positioning module, an I MU module, a microprocessor and a data transmission module, wherein a coach receives position, acceleration and angular speed information of the relay baton sent by the data transmission module in the relay baton through a data receiving device, so that the position, the speed, the acceleration and the angular speed information of a sportsman holding the relay baton to move are estimated, the movement information of the sportsman is digitalized, the relay baton further comprises two induction electrodes, namely a first induction electrode and a second induction electrode, and the first induction electrode and the second induction electrode are respectively arranged at two ends of the relay baton. The sensing electrode can detect whether the electrode is held or not and provide the state information of whether the electrode is held or not to the microprocessor. The relay baton integrates a positioning module, and can acquire the motion state of the relay baton in real time to realize the quantification of the relay race training.)

1. The utility model provides a baton of integrated orientation module which characterized in that, includes orientation module, IMU module, microprocessor, data transmission module, wherein:

the microprocessor receives the positioning information provided by the positioning module;

the microprocessor receives 3-degree-of-freedom acceleration information and 3-degree-of-freedom angular velocity information sent by the IMU module;

and the microprocessor sends the positioning information, the 3-degree-of-freedom acceleration information and the 3-degree-of-freedom angular velocity information through the data transmission module.

2. A baton as in claim 1, further comprising: a first sensing electrode and a second sensing electrode,

the first induction electrode and the second induction electrode are respectively arranged at two ends of the relay baton and are used for detecting whether one end of the relay baton where the electrodes are located is held or not.

3. A baton as in claim 2,

the positioning module is a satellite navigation module;

the satellite navigation module also provides a synchronization pulse to the microprocessor;

the microprocessor sends a trigger signal to the IMU module according to the synchronous pulse;

and the IMU module sends 3-degree-of-freedom acceleration information and 3-degree-of-freedom angular velocity information to the microprocessor according to the trigger signal.

4. The baton as recited in claim 2, wherein the positioning module is an ultra-wideband positioning module;

the microprocessor sends a synchronous trigger signal to the ultra-wideband positioning module;

the ultra-wideband positioning module sends positioning information to the microprocessor according to the synchronous trigger signal;

the microprocessor sends a synchronous trigger signal to the IMU module according to the positioning information;

and the IMU module sends 3-degree-of-freedom acceleration information and 3-degree-of-freedom angular velocity information to the microprocessor according to the synchronous trigger signal.

5. The baton as claimed in claim 4, wherein the microprocessor determines a handoff time of the baton according to the first sensing electrode and the second sensing electrode, and sends a synchronous trigger signal to the ultra-wideband positioning module and the IMU module at a first sampling rate within a first time period after the microprocessor determines the handoff time;

within a second time period after exceeding the first time period, sending a synchronous trigger signal to the ultra-wideband positioning module and the IMU module at a second sampling rate;

wherein the first sampling rate is higher than the second sampling rate.

6. The baton as in claim 5, wherein the data transmission module has a higher radio transmission power in the first time period than in the second time period.

7. A baton as in claim 1, wherein the microprocessor determines the flapping frequency of the baton based on 3 degrees of freedom acceleration information and 3 degrees of freedom angular velocity information;

and the microprocessor sends the waving frequency information through the data transmission module.

Technical Field

The utility model relates to a relay baton integrated with positioning module belongs to sports equipment technical field.

Background

The relay race is one of the most remarkable items in track and field sports, and the timing of the relay baton connection and the speed of the sports of a sportsman during connection are important factors influencing the achievement. The existing relay batons are generally wooden batons with smooth surfaces, and trainers and athletes are generally trained by matching simple time measuring equipment according to experience during training, so that the training process and the training result are difficult to quantitatively analyze.

The invention provides a relay baton integrated with a positioning module, which can collect motion data of the relay baton in real time, measure time difference, speed difference and position of the relay baton, and frequency and change of swing arms of athletes, realize quantitative evaluation of relay race training effect, and serve for training decision making.

Disclosure of Invention

The invention aims to overcome the defect that the conventional relay baton cannot acquire the motion state of the relay baton in real time, further realize the quantification of the relay race training, and provides the relay baton integrated with a positioning module.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a relay baton of integrated orientation module, includes orientation module, IMU module, microprocessor, data transmission module, wherein:

the microprocessor receives the positioning information provided by the positioning module;

the microprocessor receives 3-degree-of-freedom acceleration information and 3-degree-of-freedom angular velocity information sent by the IMU module;

and the microprocessor sends the positioning information, the 3-degree-of-freedom acceleration information and the 3-degree-of-freedom angular velocity information through the data transmission module.

According to at least one embodiment of the present invention, further comprising: a first sensing electrode and a second sensing electrode,

the first induction electrode and the second induction electrode are respectively arranged at two ends of the relay baton and are used for detecting whether one end of the relay baton where the electrodes are located is held or not.

According to at least one embodiment of the invention, the positioning module is a satellite navigation module;

the satellite navigation module also provides a synchronization pulse to the microprocessor;

the microprocessor sends a trigger signal to the IMU module according to the synchronous pulse;

and the IMU module sends 3-degree-of-freedom acceleration information and 3-degree-of-freedom angular velocity information to the microprocessor according to the trigger signal.

According to at least one embodiment of the present invention, the positioning module is an ultra-wideband positioning module;

the microprocessor sends a synchronous trigger signal to the ultra-wideband positioning module;

the ultra-wideband positioning module sends positioning information to the microprocessor according to the synchronous trigger signal;

the microprocessor sends a synchronous trigger signal to the IMU module according to the positioning information;

and the IMU module sends 3-degree-of-freedom acceleration information and 3-degree-of-freedom angular velocity information to the microprocessor according to the synchronous trigger signal.

According to at least one embodiment of the invention, the microprocessor judges the hand-off time of the relay baton according to the first induction electrode and the second induction electrode, and sends a synchronous trigger signal to the ultra-wideband positioning module and the IMU module at a first sampling rate in a first time period after the hand-off time is determined by the microprocessor;

within a second time period after exceeding the first time period, sending a synchronous trigger signal to the ultra-wideband positioning module and the IMU module at a second sampling rate;

wherein the first sampling rate is higher than the second sampling rate.

According to at least one embodiment of the invention, the radio transmission power of the data transmission module in the first time period is higher than the radio transmission power in the second time period.

According to at least one embodiment of the invention, the microprocessor determines the flapping frequency of the baton according to the 3-degree-of-freedom acceleration information and the 3-degree-of-freedom angular velocity information;

and the microprocessor sends the waving frequency information through the data transmission module.

According to the technical scheme provided by the invention, the coach can obtain the quantitative data of the athlete during the relay race, wherein the data comprises but is not limited to the time difference, the speed difference and the position of the joint baton, the frequency and the change of the swing arm frequency of the athlete, so as to support the quantitative evaluation of the training effect of the relay race and serve the training decision.

Has the advantages that: compared with the prior relay baton, the relay baton has the following beneficial effects:

1. collecting the motion state of the relay baton in real time;

2. and the quantification of the relay race training is realized.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the disclosure and together with the description serve to explain the principles of the disclosure.

FIG. 1 is a schematic diagram of a baton with an integrated positioning module and a baton according to an embodiment of the present invention;

FIG. 2 is a flowchart illustrating operation of various components of a baton according to an embodiment of the baton with an integrated positioning module of the present invention;

FIG. 3 is a schematic diagram of two sensing electrodes of a baton according to an embodiment of the baton integrated with a positioning module of the present invention;

illustration of the drawings: 110-a positioning module; 120-IMU module; 130-a microprocessor; 140-a data transmission module; 151-first sensing electrode; 152-second sensing electrode.

Detailed Description

The baton integrated with the positioning module according to the present invention will be further described and illustrated in detail with reference to the accompanying drawings and embodiments.

Example 1

In specific implementation, fig. 1 shows a baton integrated with a positioning module, which includes a positioning module 110, an IMU module 120, a microprocessor 130, and a data transmission module 140.

Fig. 1 shows a baton integrated with a positioning module according to an embodiment of the present invention, in which a positioning module 110, an IMU module 120, a microprocessor module 130, and a data transmission module 140 are integrated in a baton body of the baton, where the work flow of each component is shown in fig. 2, and includes:

step 210, the microprocessor module 130 receives the positioning information sent by the positioning module 110;

step 220, the microprocessor module 130 receives the 3-degree-of-freedom acceleration information and the 3-degree-of-freedom angular velocity information sent by the IMU module 120;

in step 230, the microprocessor 130 sends the positioning information, the 3-degree-of-freedom acceleration information and the 3-degree-of-freedom angular velocity information through the data transmission module 140.

According to the method provided by the embodiment of the invention, a coach can receive the position, the acceleration and the angular velocity information of the relay baton sent by the data transmission module 140 in the relay baton through the data receiving device, so that the position, the speed, the acceleration, the angle and other data of a sportsman holding the relay baton for movement can be estimated, and the data can support the coach to further analyze to obtain the time difference, the speed difference and the position of the relay baton, the swing arm frequency of the sportsman and the change of the swing arm frequency of the sportsman. The information can support the quantitative evaluation of the relay race training effect, and the motion information of the athlete can be digitalized for the training decision service so as to support the scientific training work.

Example 2

In the process of implementing embodiment 1 of the present invention, in order to detect the moment when the two athletes join the baton, the relay baton provided in the embodiment of the present invention further includes two sensing electrodes, which are the first sensing electrode 151 and the second sensing electrode 152, respectively, and the first sensing electrode 151 and the second sensing electrode 152 are respectively disposed at two ends of the relay baton. The sensing electrode can detect whether the electrode is held or not and provide the state information of whether the electrode is held or not to the microprocessor 130.

In a specific implementation process, the first athlete holds one end of the relay baton, the first athlete hands over the relay baton to the second athlete when handing over the relay baton, and the second athlete always holds the other end of the relay baton to realize the handing over of the relay baton. Therefore, the microprocessor 130 can determine the timing of the motion of the cross bar according to the state information of the first and second sensing electrodes 151 and 152.

Example 3

In the course of carrying out example 1 or example 2 of the present invention, a specific embodiment can be subdivided into:

the positioning module 110 is a satellite navigation module, and optionally, the positioning module is a positioning module supporting a satellite navigation positioning system such as GPS, beidou and/or GLONASS;

the positioning module 110 also provides the microprocessor 130 with a synchronization pulse, which is used to indicate the valid time of the position information provided subsequently by the satellite navigation module;

the microprocessor 130 sends a trigger signal to the IMU module 120 according to the synchronization pulse;

the IMU module 120 sends 3 degrees of freedom acceleration information and 3 degrees of freedom angular velocity information to the microprocessor 130 according to the trigger signal.

According to the method described in the embodiment of the present invention, there is a definite time correspondence between the position information obtained by the microprocessor, the 3-degree-of-freedom acceleration information, and the 3-degree-of-freedom angular velocity information, which is convenient for the microprocessor 130 or the terminal or device receiving these information to perform a data fusion algorithm, thereby improving the accuracy of positioning and speed measurement.

Example 4

In the course of carrying out example 1 or example 2 of the present invention, a specific embodiment can be subdivided into:

the positioning module 110 is an ultra-wideband module, and optionally, the positioning module is a DWM1000 ultra-wideband positioning module produced by Decawave corporation;

the microprocessor 130 sends a synchronization trigger signal to the ultra-wideband module;

the ultra-wideband positioning module sends positioning information to the microprocessor 130 according to the synchronous trigger signal;

the microprocessor 130 sends a synchronization trigger signal to the IMU module 120, and optionally, the synchronization trigger signal sent by the microprocessor 130 to the IMU module 120 and the synchronization trigger signal sent to the ultra wideband module may be the same signal, or may be two different signals whose relative delays can be known, which is not limited in the embodiment of the present invention;

the IMU module 120 sends 3 degrees-of-freedom acceleration information and 3 degrees-of-freedom angular velocity information to the microprocessor 130 according to the synchronization trigger signal.

According to the method described in the embodiment of the present invention, there is a definite time correspondence between the position information obtained by the microprocessor, the 3-degree-of-freedom acceleration information, and the 3-degree-of-freedom angular velocity information, which is convenient for the microprocessor 130 or the terminal or device receiving these information to perform a data fusion algorithm, thereby improving the accuracy of positioning and speed measurement.

Example 5

In the process of implementing the technical solution of the combination of embodiments 2 and 4 of the present invention, a further feasible technical solution includes:

the microprocessor 130 of the relay baton judges the hand-off time of the relay baton according to the first induction electrode 151 and the second induction electrode 152, and the microprocessor 130 sends a synchronous trigger signal to the ultra-wideband positioning module and the IMU module at a first sampling rate in a first time period after detecting the hand-off time;

after the first time period is exceeded, the microprocessor 130 sends a synchronization trigger signal at a second sampling rate, wherein the first sampling rate is higher than the second sampling rate.

According to the method provided by the embodiment of the invention, the microprocessor 130 can acquire the position information and the data provided by the IMU module at a higher sampling rate in the first time period after the time of the connecting rod is sent, which is beneficial for the microprocessor 130 or the terminal or equipment receiving the information to perform a data fusion algorithm, and improves the accuracy of positioning and speed measuring in the first time period.

In the implementation process of the embodiment of the present invention, optionally, the radio transmission power of the data transmission module 140 in the first time period is higher than the transmission power in the second time period. Thereby, the position, acceleration and angular velocity information collected by the microprocessor 130 during the first period of time can be transmitted to the terminal or device receiving the information with higher reliability.

In the implementation process of the embodiment of the present invention, optionally, the microprocessor 130 may estimate the flapping cycle or the flapping frequency of the baton according to the 3-degree-of-freedom acceleration information provided by the 3-degree-of-freedom accelerometer module. Specifically, the microprocessor 130 may perform frequency analysis calculation on the received 3-degree-of-freedom acceleration information, and select a frequency with the highest energy as an estimated value of the baton waving frequency within a preset threshold range. The microprocessor 130 sends the waving frequency information through the data transmission module 140.

While the foregoing is directed to the preferred embodiment of the present invention, it is not intended that the invention be limited to the embodiment and the drawings disclosed herein. Equivalents and modifications may be made without departing from the spirit of the disclosure, which is to be considered as within the scope of the invention.