scholarly journals Gesture recognition vehicle using PIC microcontroller

Author(s):  
K. Selvakumar ◽  
Palanisamy R ◽  
M.Arun Noyal Doss ◽  
P. Gopi ◽  
A. Esakkipandi ◽  
...  

<p>In this paper we introduce a hand controlled robotic vehicle. Hand control robotic vehicle consists of a transmitter module and a receiver module. The transmitter will be placed on a hand glove and the receiver will be placed on the motor drive along with PIC microcontroller and motor driver IC. The RF transmitter sends commands to the IC which then forwards the commands to RF receiver. The RF receiver then sends the commands to PIC microcontroller on the vehicle which processes the commands so that the vehicle moves in the specified direction. It is having proposed utility in field ofconstruction, hazardous waste disposal and field  survey near borders etc. This project is developed as a travel buddy and industrial uses. Having future scope of advanced robotics that are designed and can be easily controlled using hand gesture only.</p>

Author(s):  
Anita Shukla ◽  
Ankit Jain ◽  
Prajjwal Mishra ◽  
Rahul Kushwaha

In present era of development and growth, the technology has made possible for people to operate electronic devices more conveniently. Now we are able to operate machines without giving it a touch with the help of technology called Hand Gesture Recognition. Here we have devised a gesture controlled car robot which uses PIC16F738 microcontroller and accelerometer to achieve human computer interaction. In this paper we deal with development and implementation of wireless and an accelerometer based hand gesture controlled car robot using RF transmitter and receiver. Transmitter detects the movement of hand and sends the command to the receiver by RF; receiver receives the command and moves the robot accordingly. Apart from conventional approach of controlling mechanism of car robots via buttons etc., here we have developed a definite and effective algorithm for identification of the gestures.


Sensors ◽  
2019 ◽  
Vol 19 (3) ◽  
pp. 662 ◽  
Author(s):  
Saleem Ullah ◽  
Zain Mumtaz ◽  
Shuo Liu ◽  
Mohammad Abubaqr ◽  
Athar Mahboob ◽  
...  

The integration of greater functionalities into vehicles increases the complexity of car-controlling. Many research efforts are dedicated to designing car-controlling systems that allow users to instruct the car just to show it what it should do; however, for non-expert users, controlling the car with a remote or a switch is complicated. So, keeping this in mind, this paper presents an Arduino based car-controlling system that no longer requires manual control of the cars. Two main contributions are presented in this work. Firstly, we show that the car can be controlled with hand-gestures, according to the movement and position of the hand. The hand-gesture system works with an Arduino Nano, accelerometer, and radio-frequency (RF) transmitter. The accelerometer (attached with the hand-glove) senses the acceleration forces that are produced by the hand movement, and it will transfer the data to the Arduino Nano that is placed on hand glove. After receiving the data, Arduino Nano will convert it into different angle values in ranges of 0°–450° and send the data to the RF receiver of the Arduino Uno, which is placed on the car through the RF transmitter. Secondly, the proposed car system is to be controlled by an android based mobile-application with different modes (e.g., touch buttons mode, voice recognition mode). The mobile-application system is the extension of the hand-gesture system with the addition of Bluetooth module. In this case, whenever the user presses any of the touch buttons in the application, and/or gives voice commands, the corresponding signal is sent to the Arduino Uno. After receiving the signal, Arduino will check this against its predefined instructions for moving forward, backward, left, right, and brake; then it will send the command to the motor module to move the car in the corresponding direction. In addition, an automatic obstacle detection system is introduced to improve the safety measurements to avoid any hazards with the help of sensors placed at the front of the car. The proposed systems are designed as a lab-scale prototype to experimentally validate the efficiency, accuracy, and affordability of the systems. The experimental results prove that the proposed work has all in one capability (hand-gesture, touch buttons and voice-recognition with mobile-application, obstacle detection), is very easy to use, and can be easily assembled in a simple hardware circuit. We remark that the proposed systems can be implemented under real conditions at large-scale in the future, which will be useful in automobiles and robotics applications.


Nowadays, automatic traffic light control is becoming an important requirement for travelers and number of road users especially for emergency service providers such as ambulance drivers, fire fighters etc... Various alternatives have been proposed, but it has certain limitations.One such example is using an RF transmitter mounted on the ambulance which will communicate with the RF receiver mounted on the signal post in the traffic control system. A special algorithm is provided to control the traffic signals automatically by pressing the key provided in the keybord on the ambulance by the driver.But in this case, there is big trouble for car accidents or road accidents, because of automatic adjustment and a large number of vehicles, and there is a problem of delay in first aid service, with these overcrowded roads. This paper describes a solution that is "Intelligent Ambulance with Automatic Traffic Control” which includes the accident detecting, alerting and tracking mechanism with an automatic traffic light controlling system to overcome this delay of first aid service. An ambulance can thereby easily finde a freeway to reach the victim in a minimal time and thereby providing first aid as soon as possible. This is possible by using an RF transmitter on the ambulance which will communicate with the RF receiver mounted on the signal post in the traffic control system. To control the traffic signals automatically, and to move towards the location in minimal time, a specific algorithm is proposed in this paper. Thus, the traffic light gets controlled by the intelligent ambulance itself, in such a way that it could provide free path to the ambulance[1].


Robotica ◽  
1989 ◽  
Vol 7 (4) ◽  
pp. 281-287
Author(s):  
Richard E. Jarka ◽  
Zeinab A. Sabri ◽  
S. Keith Adams ◽  
Enju Liang ◽  
Michael Barnett ◽  
...  

SUMMARYRobotic vehicles have a wide field of applications in the civilian and military industry including manufacturing, assembly lines, security, operation in hostile environment, and testing. In the defense area, robotic vehicles have the potential for force multiplication and removing the soldier from hazardous environments on the battlefield. To make such vehicles avaialable requires research, development, testing and demonstration of advanced robotics and artificial intelligence (AI) technologies and systems. A realistic effort towards that objective requires the establishment of an advanced laboratory responsible for evaluation and development of subsystems and integration of the various elements into vehicles for field tests. Hence, requirements for the laboratory are given including a layout design and link analysis of the different components. As the first part of planning the laboratory, the technology was assessed to assure inclusion of the state-of-the-art equipment. Then, equipment requirements were defined, including interactions between pieces of equipment and providing for support, recording and monitoring equipment.


2019 ◽  
Vol 8 (4) ◽  
pp. 1027-1029

In today’s world gesture recognition technologies are much newer. Hand gesture recognition is well known done using glove based technique. In our project the vehicle that can be controlled by hand gestures. The gesture controlled robot car is now we controlled by our hand sign and not in our older days controlled using buttons. The controller just they need to wear some small transmission sensor in his hand which acts as accelerometer and at end it receives signals using RF receiver sensor in the car. We refer this idea in some previous projects and we implement some extra features in our project. We uses different sensor to implement better. In previous cases there are some transmission problems but in this we alter the transmission phase and we also fixed extra antenna to transmit extra range of signals. The microcontrollers controls the movement of the robot in the same direction as our hand moves.


The target of this undertaking is to robotize railroad passages without individuals and to check rail course scenes. At present level railroad sections are worked physically by a guardian. The watchman gets the data about the area of train from a close to station. This human mediation can be stayed away from through automating the structure. In a bit of the time the train is late a possible result of some reason the areas stay shut for whole game plan and causing thick traffic close to the entries. This undertaking is made with RF transmitter and recipient, RFID Reader, Arduino, Raspberry pie, nodemcu, blynk application, camera, ring, LCD show up, IR Module, Servo Motors and play back module. In our proposed model the RF transmitter and RFID Reader are embarked to plan. Totally when the train arrives the RFID Reader takes a gander at the tag, by then the RF Transmitter transmits the data about the section of train through radio wire and the RF Receiver set at the railroad intersection point gets the data about the zone of train and offers data to the Arduino. Arduino will control the servo engines to open and close the railroad portals. The LCD show additionally put at the blending to caution the pilgrims by displaying parcel of train from railroad crossing. The voice module other than set to caution the voyagers. On the off chance that the voyagers trying to cross the entry even after the voice sign about the landing of train then they will thusly get the fine with the assistance of camera and Raspberry pie. The touch plates on the track what's more gives data about the locale of people on the track


Author(s):  
Mr. J. Bino ◽  
Dharani V

Internet of Things (IoT) plays a pivotal role in easing the work of people. Internet of Things is a system of interrelated computing devices, mechanical and digital machines, objects, animals, or people that are provided with unique identifiers (UIDs) and the ability to transfer data over a network without requiring human-to-human or human-to-computer interaction. The unique identifiers mentioned above are RF transmitters, which use electromagnetic fields to automatically identify and track tags attached to objects. Using RF technology, we will decrease manually achieved workloads considerably and RF technology is universal, useful, and efficient. The microcontroller is used to extract information from the RF transmitter and send it to the system with the help of a Wi-Fi module. By incorporating these technologies, it helps us in tracking the bicycles and do the required analysis. This project is primarily designed to monitor bicycles in a bicycle club. It is used to identify the location of bicycles that are used within a particular area. The hardware architecture consists of a transmitter, RF receiver, microcontroller, Wi-Fi module, Web server, and database server. The web server and database server are located in the master station. The RF transmitters are distributed around an open area. They are programmed with a unique ID for each bicycle. The communication between the tag reader and the webserver is done via microcontroller and Wi-Fi modules.


Author(s):  
Shubham Desai ◽  
Ganesh Potdar ◽  
Shubham Jangle ◽  
Prof. V. J. Desai

The major issue faced in restaurants and hotels is the quality of service provided by them especially ordering of food. Traditionally, it used to take a long time for food ordering as waiter used to note down orders, place it kitchen and the food was prepared. It also involved traditional pen and paper method and the process was time consuming. It also involved a lot of wastage of paper. Hence, we have designed the smart restaurant in which the orders will be placed paperless using Arduino UNO, TFT touch display connected to the kitchen chef directly using RF Transmitter. This acted as the transmitting side. At the receiving side, the order placed is seen on LCD screen and indication of buzzer with the help of RF Receiver and I2C Module confirmed the placing of order to kitchen. Hence, the workers focused on billing and other work process and provided better quality services. We found out that this method is useful in many ways like- It not only saved the wastage of paper but also reduced the burden on the waiters and workers to great extent. Time management was also done as more and more customers could be handled by taking their orders and provide quality service. This setup is quite practical on basis such that this system can be implemented for small startups hotels and restaurants. The investment cost is also one-time investment as it requires less maintenance. The only fact it requires is to update the system as per our convenience and new offers. It also required average skilled labor to operate. Hence, we can conclude that this system is eco-friendly as it saves the paper usage by directly giving the order to kitchen and chef. The second grasping factor is that the waiters can involve them in other process of billing and other process. Hence it promotes the multi-tasking process. Third factor covered is that fresh food can be served at a faster rate to the customers due to this table-kitchen friendly process. It even eliminates the errors occurred due to traditional methods and also involves constant upgradation and upliftment of the system helps in better customer end services.


Author(s):  
Korla Harshavardhan ◽  
S. S. Sivakumar ◽  
J. John Gunasekar ◽  
K. Balaji ◽  
P. K. Padmanathan ◽  
...  

Although intercropping gives additional yield per unit area than sole cropping, yield may also decrease as the crops differ in their competitive abilities. To avoid competition and to accompany complimentary action between the base crop and inter crop in intercropping practise, proper crop ratio of two crops should be maintained. When sowing with available seeders crop ratio was not maintained because of non-availability of a seed hopper, handling two different varieties of seeds and the un controlled seed flow from the hopper to the seed tube when ground wheel is rotating. To look after this problem an experiment was conducted at DFMPE, AEC & RI, Tamil Nadu Agricultural University, Kumulur by fabricating a seed hopper consisting of two compartments and circular shaped outlet for two variety of seeds and developing an RF (radio frequency) wireless technology to control servo motor in order to restrict the seed drop from seed hopper to the seed tube even though ground wheel is in running condition. In this paper considering a seven-row seeder, the performance of a micro controller coded with appropriate programme in embedded C language which can regulate seven servo motors each at seven seed hoppers, functioning of RF transmitter sketch, functioning of RF receiver sketch, header issue & its solution, angle conversion of servo shaft and power consumption was observed and discussed. Total power required for operating RF electronic setup containing seven servomotors was recorded as 5 V 12 A. The angle of rotation of servo motor shaft was from 0º to 165º when pulse width range in micro controller was set from 0 and 2400 micro seconds. The servo did not respond in the hardware interfacing because both the libraries use timer 1 interrupt which created an error issue. In order to overcome that “Servo timer 2.h” header was issued instead of servo.h. Then sketch was compiled and was executed successfully.


Author(s):  
Srikrishna Sitaraman ◽  
Yuya Suzuki ◽  
Fuhan Liu ◽  
Nitesh Kumbhat ◽  
Sung Jin Kim ◽  
...  

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