CASES

First of all, swing speed determines the speed of the ball, of course, if it is an arc swing, the ball has a strong "wrap", resulting in a strong spin. Second, swing speed is also a measure of the movement of the sign of proficiency, the general swing speed is slow, may be poor strength quality, may also be the primary stage of action.With the continuous proficiency of technology, the swing force is well connected, the body is relaxed, and the swing speed is getting faster and faster.

The cut shot is a crucial technical maneuver in tennis matches, utilized to alter the rhythm of play and for strategic deployment as well as on-court adaptability.To successfully execute a high-quality, deep, and aggressive cut shot, it is essential to master the following key points.                                                                                     Preparation Phase1.It is advisable to adopt the continental grip. Position the racket with its face perpendicular to the ground; create a "V" shape with your thumb and index finger while sliding down along the handle.2. Typically employ either a side-on or closed stance, as this facilitates better weight transfer onto the cut shot, allowing for more aggressive ball striking.3. Ensure full rotation of your body and shoulders so that your torso faces sideways relative to the court with your shoulder directed forward.4. Maintain the racket at an elevation above shoulder height.5. Elevate your elbow significantly while bending your arm and retracting your wrist; position the racket behind your head such that both it and your arm form a stable "U" shape.                                                                               Swing Mechanics1. The trajectory of your swing should be upward and forward during execution (when facing high balls, ensure that you hold the racket higher than where you anticipate contact). This downward cutting motion generates substantial backspin while pushing from behind provides forward momentum—together they produce shots that are both spin-laden and deep with excellent control.2. Be mindful of the angle of the racket face upon impact; an excessively open face may lead to out-of-bounds errors resulting in high floating shots, whereas too closed an angle can cause easy netting issues. Ideally maintain an angle between 10º-25º.3. Keep your wrist firmly locked at 90 degrees when making contact with the ball.4. Simultaneously extend your non-dominant hand backward at impact to sustain balance throughout execution which enhances stability during hitting.                                                                                           Follow-through1. Ensure complete follow-through towards hitting deeply into target areas.2. Refrain from prematurely rotating your body after striking; wait until completing follow-through before initiating any body turn.

The International Conference on Artificial Intelligence, Human-Computer Interaction and Robotics (AlHCIR 2023) published  Based on the research results of "Swallowsing Sports" Tennis mate @ smart training equipment - << Research on Accuracy Verification of an Intelligent Tennis Practicing Device Based on Stochastic Differential Equations >> Abstract: This Research focuses on the intelligent tennis practicing device design based on stochastic differential equations. By constructing the Fokker-Planck equation, we aim to test the accuracy of the algorithm and improve the precision of data feedback.We use the intelligent tennis practicing device of the Hong Kong Swallowsing Sports Technology Co., LTD., as the research object. By reading the data of simulated physical tennis through sensors, such as moving acceleration, angular velocity, and tennis rotation speed, we perform data selection and calculation to generate the virtual three-dimensional tennis trajectory and landing point in the tennis court.At the same time, we provide corresponding training guidance based on the athlete's performance and training needs to improve the training effect.This research provides a new method and approach for the design and accuracy verification of intelligent tennis practicing device.The paper points out that the intelligent tennis practice device has a built-in intelligent sensing module in the physical simulation tennis ball, including electronic components such as speedometer, tachometer and three-dimensional gyroscope, which is used for data acquisition and upload during practice;Analyze and process users to form individual data packets; In the user's mobile terminal data download, interface data, including training time, frequency, strength, technology, movement path three-dimensional trajectory simulation, to build an intelligent tennis practice device system.Advanced sensor technology and algorithm are adopted to solve the problem of accuracy of data acquisition and stability of intelligent guidance.  

Tennis mate can practice the common rotations of tennis: flat shot/topspin/backspin The tennis mate is a tennis swing practice tool, or tennis self training equipment.He/She can freely switch and help you practice different positions of flat shots, topspin, backspin, at home, on the court, in the office, and elsewhere.

Tennis forehand stroke. In tennis, forehand hitting is the most basic hitting method. For beginners, forehand hitting is also an entry-level technique for learning tennis.The forehand stroke is the most basic and important.If you want to be familiar with the tennis forehand stroke, you need to be familiar with the basis of forehand power.Key points of forehand force application ；Push and turn， By a large margin Backswing，Relax hitting the ball.Tennis mate is a tennis training aids for beginners and is perfect for practicing the tennis forehand.

So how to swing?The first thing to do is to have a proper preparation position.When facing the tennis net, the feet should be separated forward and parallel to the shoulders, and the body's center of gravity should be placed on the soles of the front feet.At the same time, it is necessary to swing the ball back in the direction of the ball to lead the ball, when the ball is in contact with the racket, the racket face should be parallel to the net for as long as possible, and the action with the racket is also a follow-up action and the force should be repeated.There is no most suitable swing, because everyone's swing position is different, and the same person in different positions and hitting points are also different and will make different swing actions.The Tennis mate / tennis practice swing trainer can help provide practice in all different swing modes and positions. 

Using cutting ball as a "transition" is also an important course for tennis players.As a comprehensive player, it is far from enough to have excellent forehand, backhand and serve skills when you step on the tennis court.A sudden large angle will make you tired to run, and you will not be able to catch the ball in time and suffer great psychological pressure to chase the ball.The rhythm is firmly controlled by the opponent, and it is inevitable to lose points. But players who are proficient in rhythm often do not brush the topspin with all their strength.A proper cutting transition will change the rhythm of the game for them, save their energy and turn the loss into profit.

The rationale behind this recommendation can be summarized as follows: 1. Enhanced power and control: The forehand stroke typically demands more physical strength while offering a relatively manageable means to govern both the direction and intensity of the ball.For novice players, mastering the forehand stroke facilitates a better comprehension of how to generate power and exercise command over the ball. 2. Natural movement pattern: The mechanics involved in executing a forehand stroke bear resemblance to natural movements encountered in everyday life. This inherent familiarity renders it easier for beginners to adapt and attain mastery over this fundamental technique. 3. Visual acuity and responsiveness: By employing the forehand stroke, players benefit from an expanded field of vision that enables them to effectively track the trajectory of the ball as well as monitor their opponent's positioning.Such perceptual advantages prove invaluable for novices seeking to enhance their reaction speed and make accurate shot selections during their learning phase.

Take the right hand as an example, after holding the racket, swing the racket from the top to the bottom. The striking position of the racket is in the lower part of the racket face on the side of the little finger, and the playing position is in the lower part, so that the ball rotates from the back to the front and down to form the backspin ball.After the backspin ball is played, it should be fast and turn, and it is often brushed over the net, flat and low.The ball is more accurate after playing, the drop point is easy to control, the ball can be hit to the other side's deep area, and the ball can also be played over the net, and the direction of the cut is rotated back, causing the other side to be impossible to defend.When do you play backspin?Generally, after hitting the topspin ball for many times, suddenly changing the technique to hit a downspin ball, the inexperienced opponent may not be able to resist.And sometimes the backspin random try to see if the other side can adapt to the backspin, if the other side can still receive the ball back, you can basically disrupt the other side's playing rhythm, then we fight for the initiative;If the other side does not adapt, then give this ball more, and sometimes you can exchange it with the volley, so that the other side can not feel the head, to achieve the purpose of forcing the other side to be passive.

It is very important to avoid overexertion of the arm in the tennis forehand, because overexertion often leads to unsteady movements and affects the accuracy and power control of the shot.Here are some effective ways to help you avoid overexerting your arms:.....To sum up, excessive force of the arm can be effectively avoided through rational use of the strength of the upper arm, keeping a relaxed forearm, controlling the trajectory of the swing, adjusting the speed of closing the racket, and paying attention to the height of the hitting point and the swing speed. Remember to be patient and persistent throughout the exercise, gradually getting used to the correct movements and force.

Can beginners only choose to hit the ball backhand with both hands?Tennis backhand shots include both backhand shots with both arms and backhand shots with one arm.Double arm backhand or single arm backhand hitting, depending on the player's interest and strength, will choose different techniques.Generally, beginners are suitable for backhand hitting with both arms, as it provides greater stability in hitting the ball.Single arm backhand hitting generally requires practitioners to have strong arm and wrist strength, but it is not absolute.Another point to note is that in single arm backhand hitting, it actually includes single handed backhand hitting topspin and single handed backhand hitting underspin, also known as chopping.Both techniques can be used to play at the highest level, there is no single-arm backhand is a two-arm backhand shot of the advanced level.

Having a high-level coach or practice partner is certainly preferable.However, due to constraints such as time, court availability, and financial considerations, self-practice remains the primary option in most cases.In such situations, a professional practice robot or training device becomes essential.For beginners, using a practice robot or training device to work on technique is an effective way to rapidly improve skills.