




































 

ISSN : 2693 6356 

2023 | Vol 6 | Issue 1 

Android-Based Black Box System for Vehicle Tracking 
M.Prabha1, L.Gnanaprakash2, N.Navinkumar3, 

Assistant Professor1,2,3, 

GEETHAM College of Arts & Science, Coimbatore 

 

 

         Article Info 

                   Received: 17-11-2022  Revised: 20 -12-2022  Accepted: 18-02-2023     

 

 

 

Abstract— The basic idea of our paper is to create a universal black box that can be installed in 

any car, anywhere in the globe. This mysterious device is not a jumbled circuit. The purpose of the 

black box in a car is to make driving safer. It helps locate the car in question. The condition of the 

vehicle may be determined using the stored data. the location and timing of stops, for example. Theft 

examination is another common use. The LCD display indicates the vehicle's separation of the object. 

The Global Positioning System (GPS) is used to determine the precise time and location as well as to 

measure distance and longitude. Accidents may be avoided with the use of sensors. Any vehicle, 

wherever in the globe, might be presented. Increased vehicle security, better care for crash victims, 

assistance for insurance companies conducting accident investigations, and a better road 

environment all contribute to a lower fatality rate. The vehicle is operated by hand-off, with (NO) 

meaning normally open and (NC) meaning normally closed. If anything goes wrong in the circuit, the 

start unit may be used to turn off the power. The whole circuit is monitored using an android app. 

Keywords: Android, GSM, Black Box, GPS, and Accident Terms. 



1. INTRODUCTION 

Over a million people worldwide die each 
year as a direct consequence of shipping 

comparison accidents, according to the 

World Health Organization. The modern 

office infrastructure is now also 

accessible via mobile devices. The 

adaptable is now having a significant 

effect on the network. To alleviate or 

prevent accidents, we are working to 

implement a comparable concept for 

autos. While computers and the Internet 

have made great strides in bringing 

people together, getting them involved, 

and facilitating the sharing of 

information, nothing beats wireless when 

it comes to reaching everyone, 

everywhere, at any time. The following 

types of study are looked at as the most 

important information that is necessary 

after an accident in order torecognize 

which kind of sensors to put up inside the 

car. There are essentially two parts to this 

architecture. The first is to keep an eye on 

the vehicle and collect data. The second 

is a more straightforward information 

presentation technique. When it comes to 

potential dangers on the road, speed is 

among the most crucial and vital aspects. 

It not only makes the accident more 

severe, but also increases the likelihood 

that you will be involved in one. These 

days, a car can't be imagined without a 

global positioning system. The United 

States Department of Defense (DoD) 

developed GPS for use in military 

operations, and it quickly became a 

favorite invention. After some time, 

civilians were able to utilize it as well. 

Time, distance, and velocity may all be 

artificially manufactured. More than 690 

portable   systems   provide   GSM 

advantages in more than 213 countries, 

and GSM accounts for 82.4% of all 

portable connection throughout the 

globe. Many researchers disseminate 

their findings on accident id models. The 

street's direction and the location of the 

nearest car are originally determined by 

our framework. In order to prevent 

accidents from happening, it is crucial to 

implement the whole planned structure. 

In the event of an accident, this remote 

device will send a text message alerting 

family members, emergency medical 

services, and nearby medical facilities to the 

patient's location via the GSM/GPS network so 

that they may dispatch a rescue vehicle and 

begin treatment immediately. Reduced fuel 

flow is to be expected when the distance 

between cars is smallest. 

2. EXISTING SYSTEM 

Using GPS, IR sensors, a relay controller, a 

microcontroller, a power supply, and an 

alcohol sensor, the present setup for discovery 

is functional. Because of the GPS following 

framework, the recipient moves in the same 

direction as the item. A parent may track their 

children's whereabouts, a sales representative 

can monitor his driver's territory, and a 

manufacturer can monitor the movement of 

their wares. Because GPS lets you track the 

precise location of your mobile resources, it 

lets company owners keep tabs on how their 

profits are growing. If the advantage has been 

stolen or misplaced and the GPS tracking 

device finds it, the advantage may be 

recovered. The GPS tracking device can figure 

out its whereabouts on its own. If an accident 

were to occur, it wouldn't be recorded by the 

present black box. The cause of the accident 

remains unclear. Neither can we keep all of the 

vehicle's data nor can we see the vehicle's real 

location. The low repetition rage of IR sensors 

is really a benefit in the design we've described. 

 

3. PROPOSED SYSTEM 

4. The alcohol detector can tell whether 
someone has been drinking too much, 
and the ultrasonic range finder can 
measure the physical distance 

betweentwo automobiles. To get from a 

basic sign to a computerized one, a simple-
to- computerized converter is used. When 

the sensor detects any aggravations 
between the cars while traveling, the 
smaller scale controller is used for 

programming and it requires the transfer to 
kill. If the smaller controller detects that a 

person has been intoxicated, the hand-off 
will be disabled. Since the microcontroller 

only recognizes 5V as data, the controlled 
power supply is used to generate 5V. The 

5V is handled by the tiny controller of the 
scale. The GPS system is used to determine 

the vehicle's location by calculating the 
longitude and scope pivot. It's used to 
update the vehicle's real-time surroundings 

just before departure. Information such as 
the distance covered by the vehicle, the 

number of cars that have been stopped, and 
a live update on a particular vehicle will be 



sent as a message to the client's 
portable via the Global System for 

Mobile Communication (GSM). 
Information regarding the current 

condition of the vehicle is saved on an 
SD card. In the vehicle discovery 

architecture, the starting unit is used 
to enter and exit the vehicle. The 

current location and status of the car 
may be seen in real time using an 

Android app installed on a portable 
device. 

 

 

Fig.1 Vehicle Tracking System 

1. Regulated power supply 

In most cases, it is recommended 

that a voltage controller be used to 

maintain a constant voltage. An 

instantaneous "feed-forward" 

structure or intertwined negative 

examination control rings are 

two examples of possible voltage 

controller architectures. An 

electromechanical device or electrical 

components might be used. It might be 

used to regulate either AC or DC 

voltages, depending on the strategy. The 

DC voltages used by the CPU and 

distinguishable components are 

regulated by electronic voltage 

controllers included in devices like PC 

power supply. Voltage controllers 

regulate output in generator plants, such 

as those used in automobile alternators 

and central power stations. The controller 

swapping frequency ranges from 50 and 

many. 

 
Every single second. Electronic voltage 

regulators employ solid-state 

semiconductor devices to regulate the 

flow of electricity and prevent 

disruptions. Most of the time, they 

operate as factor safeguards, decreasing 

resistance when electrical load is high 

and increasing resistance when load is 

low. In the same way as voltage 

controllers in engine cars and obvious 

machines restrict surges in voltage to protect 

the device using the power, they perform a 

similar role in large-scale control distribution 

systems. 

2. Alcohol Sensor 

It is used to detect the person whose 

consume alcohol. It has a high sensitivity and 

fast response in time. The sensors can active 

temperature ranging from -10 to 50° C with a 

power supply is less than 150 Ma to 5V. 

VCC –Input power supplyGND –Supply 
ground 

DO –Digital outputAO- Analog output 
 

 

Fig.2 Alcohol Sensor 



 

 

 

 

3. Ultrasonic Sensor 

It is used to measure the 

distance between the vehicle and 

other objet around it. It emits an 

ultrasound which travels through 

the air .It will bounce back to the 

module. 

VCC -5V dc 

Trigger-Pulse input that trigger the 

sensor 

Echo -indicates the reception of 

echo from the target 
 

 

 

Fig.3 Ultrasonic Sensor 

4. Analog to Digital Converter 

Easy to cutting edge 
converter is a structure that changes 

over a straightforward banner, for 

instance, a sound snatched by a 

speaker or light entering an 

automated camera ,into a propelled 

banner. An ADC may moreover 

give a disengaged estimation, for 

instance, an electronic contraption 

that changes over a data 

basicvoltage or current to a 

propelled number addressing the 

degree of the voltage or current 

.Typically the mechanized yield is a 

two's enhancement twofold number 

that is comparative with the data , 

anyway there are distinctive 

possible results. 

5. Microcontroller 

In spite of the fact that most 

PCs give their very own exceptional 

inside security, the circuit gives an 

additional layer of insistence. In the 
event that in excess of 500 mA is 

related with the USB port, the wire 

will subsequently break the 

relationship until the short or over-

load is discharged. The Arduino 

Uno has a resettable poly join that 



shields your PC's USB ports from shorts 
and over current. However most PCs give 

their own inside assurance, the wire gives 

an additional layer of security. In the 

event that in excess of 500 mA is related 

with the USB port, the circuit will 

ordinarily break the relationship until the 

short or over- inconvenience is 

discharged. The Arduino Uno can be 

constrained by techniques for the USB 

alliance or with an outside power supply. 

The power source is picked in this way. 

6. Memory 

The ATmega328 has 32 KB (with 

0.5 KB utilized for the boot loader). It 

additionally has 2 KB of SRAM and 1 

KB of EEPROM (which can be perused 

and composed with the EEPROM 

library). 

Input and Output 
 

Fig.4 ATmega 328 

Every one of the 14 advanced 

sticks on the Uno can be utilized as an 

info or yield, utilizing pinMode(), 

digitalWrite(), and digitalRead() 

capacities. They work at 5 volts. Each 

stick can give or get a limit of 40 mA and 

has an interior draw up resistor (detached 

as a matter of course) of 20-50 kOhms. 

Furthermore, a few pins have specific 

capacities. 

 

7. Liquid Crystal Display 

LCD (Liquid Crystal Display) 
screen is an electronic grandstand module 

and find a wide extent of 

employments. A 16x2 LCD show is very 
fundamental module and is routinely used 

in various contraptions and circuits. 

These modules are supported in excess of 

seven areas and other multi parcel LEDs. 

The reasons being: LCDs are saving; 

easily programmable; have no hindrance

 of demonstrating 

unprecedented and even custom 

characters (not under any condition like 

in seven segments), developments, and so 

on. A 16x2 LCD infers it can show 16 

characters for each line and there are 2 

such lines. In this LCD each character is 

appeared in 5x7 pixel cross section. This 

LCD has two registers, to be explicit, 

Command and Data. The request enlist 

stores the bearing rules given to the LCD. 

A bearing is a direction given to LCD to 

finish a predefined task like presenting it, 

clearing its screen, setting the cursor 

position, controllinggrandstand, etc. The 

data enroll stores the data to be appeared 

on the LCD. The data is the ASCII 

estimation of the character to be appeared 

on the LCD. 

 

 

Fig.5 Liquid Crystal Display 



 

 

8. GPS 

A GPS following unit is a gadget 

that used to decide the precise area of the 

individual, vehicle or different resources. 

We get the area of the vehicle dependent 

on the scope and longitude of the earth. 

The recorded information of the vehicle 

will be transmitted to the GPS beneficiary 

utilizing satellite. GPS unit show the 

provided data, for example, guidance and 

speed determined from the vehicle 

position changes. The collector utilizes 

the information it get to decide the travel 

time of every datum and registers the 

separation to each satellite utilizing the 

speed of light. The recipient gets a sign 

from every gp gets additionally knowas 

precise area in the sky. The GPS can 

found your situation in three 

measurements east, north and elevation. 

Fig. 6 gives Login interface to the 
customer. Exactly when customer will 

enter customer name and mystery key 

then structure will do endorsement to 

check whether the entered username and 

mystery word is correct or not. In case the 

entered username or mystery express isn't 

right, structure gives a misstep message. 

Besides, if it is correct, customer gets 

composed to next page with compelling 

login. 
 

 

 

 

9. GSM  

GSM represents Global System 
 

Fig.6.Circuit 

for Mobile Communication. GSM 

produce a choice to voice call as Short 

Message Service (SMS). The GSM 

modem pass on the GPS parameter of the 

scope and longitude esteems at whatever 

point the security mode is ON and 

Whenever there are differing values. The 

GSM arrange is part into three significant 

frameworks: the switch framework (SS) 

the base, station framework (BSS), and 

furthermore activity and system (OSS). 

GSM electronic gear might be remote 

electronic hardware that works with a 

GSM remote framework. The most 

contrast between the dial-up electronic 

gear send the gets information through a 

set telephone line though remote 

electronic hardware sends gets 

information through radio wires. 

 

5. RESULT 

After fruitful usage of Vehicle 
Tracking System we acquired after 

outcomes: At checking side, from the 

start customer needs to perform Login 

development. Login page showed up in 

 

 

 

Fig.7 Android App 

 

6. CONCLUSION 

7. In this way, the architecture for vehicle 
discovery is complete. Two sensors are 

installed in the structure at various points 

around the car. Correspondence from 

those tested and true sensors is received 

by the arduino controller, leading to 

promising results. Raspberry Pi and 

Arduino, working together, set the 

parameters for the sensors; the data 

collected by the sensors is stored on an 



SD card and may be retrieved as 
necessary. The camera's collected extra 

data is the main data and will be saved to 

SD card for processing later. In case of an 

emergency, the control unit has already 

been coordinated with the security 

module so that an alert may be sent 

immediately. We provide the framework 

with an alert message to deliver as a result 

of this information. Accident causes may 

be easily determined with the use of a 

vehicle- tracking system. In this way, we 

have successfully encrypted the data. 

8. ACKNOWLEDGMENT 

The authors of this project would 

like to thank guide Assistant professor 

M.Prabha for guiding the entire project. 

The completion of this project would 

have been impossible without the 

involvement and encouragement of my 

guide M.Prabha. 

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