Summary Statement: Professional Engineering Competency

This report provides a summary of a professional engineering project, detailing the application of various engineering principles and competencies. The project involved developing a one-way laser communication system and implementing its hardware module, including data transmission and processing using digital values. The student demonstrated skills in areas such as free space optics technology, block diagram design, and ultrasonic wave-based distance calculation. The project also involved the application of RS-232 signals, analog voltage processing, and systematic engineering approaches. The student showcased ethical conduct, effective communication skills, and the ability to apply engineering methods to complex problem-solving, including the design and testing of the device. The report outlines how each competency element was addressed across three career episodes, covering knowledge and skill base, engineering application ability, and professional and personal attributes.

SUMMARY STATEMENT
MOHD RAHMATH ULLAH HUSSAIN

Professional Engineering: Summary Statement
Competency Element A brief summary of how you
have applied the element
Paragraph number in the
career episode(s) where the
element is addressed
PE 1 KNOWLEDGE AND SKILL BASE
PE1.1 Comprehensive,
theory based
understanding of the
underpinning natural and
physical sciences and the
engineering fundamentals
applicable to the
engineering discipline.
I) I had developed was based on
a one way laser communication
system which is capable of the
transmission of both type of
data, text and images, the
methods of laser communication
is a mode of wireless
connection.
II) I had implemented the
transmission module of the
hardware section of the device.
The transmitter was to collect
the data from different collectors
of the project module and then
Career Episode 1: CE 1.2.1, CE
1.3.1 and CE 1.3.2
Career Episode 2: CE 2.3.1 and
CE 2.3.3

convert it into digital values for
further processing of the data.
III) The project has been based
on the implementation of a
system which would be able to
calculate the distance with the
help of ultrasonic waves.
Career Episode 3: CE 3.2.1, CE
3.3.1 and CE 3.3.2
PE1.2 Conceptual
understanding of the
mathematics, numerical
analysis, statistics, and
computer and information
sciences which underpin
the engineering discipline.
I) I had taken up this theoretical
approach for the project so as to
make the use of laser technology
and to reduce the use of guided
cables for the transmission of
data between two points.
II) I had then collected the
printed circuit boards (PCB) to
make the core of the system. For
the PCB I had used the Easily
Applicable Graphical Layout
Editor (EAGLE).
III) To complete the work
systematically I had first devised
the working block diagram
Career Episode 1: CE 1.3.1
Career Episode 2: CE 2.3.2, CE
2.3.3 and CE 2.3.4
Career Episode 3: CE 3.3.2

consisting of the different
components which needed to be
attached to make the project
complete
PE1.3 In-depth
understanding of specialist
bodies of knowledge within
the engineering discipline
I) Laser has been used in this
system as the laser has the
minimal type of data loss in the
case of transmission of data and
can be transmitted over a longer
distance without the issue of
incorporation of any kind of
noise or loss of data.
II) The device works when the
patient places the tip of his
finger between the LED and the
photo resistance receiver
III) The Analog section
consisted of three parts: the
ultrasonic transducers which
worked along with CMOS
Analog switch, the receiver
consisting of a gain amplifier,
Career Episode 1: CE 1.3.1
Career Episode 2: CE 2.3.1, CE
2.3.4, CE 2.2.5 and CE 2.4.2
Career Episode 3: CE 3.3.1,
CE 3.3.3

comparator and a voltage
limiter.
PE1.4 Discernment of
knowledge development
and research directions
within the engineering
discipline
I) The basic theory which was
used for the project was the free
space optics technology which
makes use the propagation of
light for the transmission of data
between a pair of points or
devices. In this technology there
is a transmission of visible or
infrared light which has been
pre-modulated with the data for
the transmission.
II) To follow a simple flow of
the work and connection I had
developed a block diagram of
the system. I had then proceeded
to design separate block while
following the diagram.
III) I had then collected the
devices which were to be used
for the project. After the testing
Career Episode 1: CE 1.2.5,
CE 1.3.1 and CE 1.4.2
Career Episode 2: CE 2.3.2,
CE 2.3.4 and CE 2.4.1

of the individual devices I
proceeded on to connect them to
the bread board before making
them into the final project.
Career Episode 3: CE 3.3.2, CE
3.3.3 and CE 3.4.1
PE1.5 Knowledge of
contextual factors
impacting the engineering
discipline.
I) Though the transmission
signals requires a line of sight
for the communication process
but there is an elimination of
buried cables and broadcast
rights.
II) The product to be developed
should be light weight and small
in size for the easy carrying of
the device at all times.
III) The ultrasonic waves fall out
of the range of the human ear.
Thus the waves can be used
without any human hindrance.
Career Episode 1: CE 1.2.1, CE
1.2.2,
Career Episode 2: CE 2.2.1, CE
2.2.2
Career Episode 3: CE 3.2.1,
CE 3.2.3
PE1.6 Understanding of
the scope, principles,
norms, accountabilities
and bounds of
I) I was responsible for the
development of the electronic
component of the project device.
II) After all the information has
Career Episode 1: CE 1.2.3, CE
1.3.3, CE 1.3.4 and CE 1.3.2

contemporary engineering
practice in the specific
discipline
been collected from the devices
it needs to be transferred to the
PC.
III) The next steps were
followed with care for the
assessment of the project to be
of the best quality and certain
tweaks which needed to be
assessed to make the project of
the best quality.
Career Episode 2: CE 2.2.3, CE
2.3.1 and CE 2.3.2
Career Episode 3: CE 3.2.3, CE
3.3.1 and CE 3.3.2
PE 2 ENGINEERING APPLICATION ABILITY
PE2.1 Application of
established engineering
methods to complex
engineering problem
solving
I) For the project I had helped
my team mated in the
development and the designing
of the hardware module of the
project according to the basis of
the research conducted by my
team.
II) I had connected all the
different modules of the project
to compile the complete project.
Career Episode 1: CE 1.2.4,
CE 1.3.1 and CE 1.4.2
Career Episode 2: CE 2.3.3,
CE 2.3.4 and CE 2.4.1, CE
2.4.2

III) I had helped my team
members in the development of
the hardware module for the
project.
Career Episode 3: CE 3.3.1, CE
3.3.2 and CE 3.4.2
PE2.2 Fluent application of
engineering techniques,
tools and resources.
I) For encoding RS-232 signals
into optical impulses IrDA SIR
Modulation is used because it is
mostly closely related to RS-
232.
II) The Analog voltage is further
processed by the amplifier LM
358 which produces the digital
pulses.
III) I had worked on the Analog
section of the project. This
helped me to understand the
working of the ultrasonic waves
for the measuring of distances.
Career Episode 1: CE 1.3.3, CE
1.3.2 and CE 1.3.1
Career Episode 2: CE 2.3.1, CE
2.3.2 and CE 2.3.3
Career Episode 3: CE 3.3.1, CE
3.3.2 and CE 3.3.3
PE2.3 Application of
systematic engineering
synthesis and design
I) I had also helped in the testing
of the device. The testing results
were collected and then shared
with the final documentation of
Career Episode 1: CE 1.2.3, CE
1.3.1 and CE 1.3.2

processes. the project module.
II) The temperature and the
heart beat counts from the
transmitter is sent to the PC with
the help of the COM port.
III) I had helped in the
connection and creation of the
hardware model of the project.
Career Episode 2: CE 2.3.3 and
CE 2.3.4
Career Episode 3: CE 3.2.5
PE2.4 Application of
systematic approaches to
the conduct and
management of
engineering projects
I) I had taken up this theoretical
approach for the project so as to
make the use of laser technology
and to reduce the use of guided
cables for the transmission of
data between two points.
II) I had implemented the
transmission module of the
hardware section of the device.
III) The two portion of the
Analog section is to be powered
with the help of a 15 V power
supply.
Career Episode 1: CE 1.3.1 and
CE 1.3.2
Career Episode 2: CE 2.2.3, CE
2.3.1, CE 2.3.2 and CE 2.3.3
Career Episode 3: CE 3.3.1 and
CE 3.3.2

PE 3 PROFESSIONAL AND PERSONAL ATTRIBUTES
PE3.1 Ethical conduct and
professional Accountability
I) The electronic component
mainly consisted of the
transmitter and the receiver
module of the project.
II) I had taken up the work for
the development of the
transmitter section of the
module.
III) I used a TL084 because of
its high frequency gain
characteristics.
Career Episode 1: CE 1.2.3, CE
1.3.3 and CE 1.4.1
Career Episode 2: CE 2.2.3, CE
2.3.5 and CE 2.4.2
Career Episode 3: CE 3.3.3, CE
3.4
PE3.2 Effective oral and
written communication in
professional and lay
domains
I) With the help of laser I could
transmit data and images, first
the selected image file is
converted into bits or binary
format these bits are given to the
max-232 for voltage conversion.
II) The work which I had
undertaken for the completion of
this project is for the
development of the hardware
Career Episode 1: CE 1.2.3, CE
1.3.3 and CE 1.4.1
Career Episode 2: CE 2.2.3, CE
2.3.5 and CE 2.4.2

portion of the project.
III) Following the formula of
“distance = velocity X elapsed
time”, I had replaced the
velocity of the ultrasonic sound
and the time required for the
flight into measuring the
distance between the transmitter
and the target.
Career Episode 3: CE 3.3.3, CE
3.4
PE3.3 Creative, innovative
and pro-active demeanor
I) The advantages for the use of
laser are many; high amount
security in transmission
medium, high amount of bit rate,
has full duplex transmission
capability and can travel with
minimum amount of dispersion
of the ray.
II) I had first thought about only
the implementation of the
heartbeat sensor in the project.
Later on with the help of my
team mates I was also able to
Career Episode 1: CE 1.3, CE
1.4 and CE 1.4.2
Career Episode 2: CE 2.3.5, CE
2.4, CE 2.2.5 and CE 2.4.2

implement the temperature
sensor on the device module.
III) I had also used a
temperature compensation
which helped the project to be
used in a wide range of
temperature.
Career Episode 3: CE 3.2, CE
3.3
PE3.4 Professional use and
management of
information
I) The project had followed the
timeline which had been set
forward for the project. I had
also helped my team as a
positive figure which helped us
to complete the project with ease
and were also able to meet the
objective of the project.
II) I had taken up the work for
the development of the
transmitter section of the
module.
III) I was also able to improve
the resolution for the
measurement of the distance
Career Episode 1: CE 1.2.3, CE
1.2.5, CE 1.4.1
Career Episode 2: CE 2.2.3, CE
2.2.5, CE 2.4.2
Career Episode 3: CE 3.2.3, CE
3.3.5, CE 3.4.2