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I applied via Referral and was interviewed in Dec 2023. There were 3 interview rounds.
Modulation is the process of varying a carrier signal to transmit information. Different types include AM, FM, PM, and QAM.
Modulation is used to transfer information by varying a high-frequency carrier signal.
Amplitude Modulation (AM) varies the amplitude of the carrier signal to encode information.
Frequency Modulation (FM) varies the frequency of the carrier signal to encode information.
Phase Modulation (PM) varies th...
S-matrix is a mathematical representation used in RF engineering to describe the relationship between input and output signals of a linear system.
S-matrix is also known as scattering matrix.
It is used to analyze the behavior of RF circuits and systems.
S-matrix elements represent the complex amplitudes of the incident and reflected waves at each port of a network.
S11 parameter represents the reflection coefficient at po...
Different types of analog modulation schemes can be found in various communication systems.
Analog modulation schemes are used in radio broadcasting, television transmission, and wireless communication.
Some common types of analog modulation schemes include amplitude modulation (AM), frequency modulation (FM), and phase modulation (PM).
AM is used in AM radio broadcasting, where the amplitude of the carrier signal is vari...
VSWR stands for Voltage Standing Wave Ratio. It is a measure of how well a transmission line is matched to the impedance of the connected devices.
VSWR is a ratio of the maximum voltage to the minimum voltage along a transmission line.
It is used to measure the efficiency of power transfer and the impedance matching in RF systems.
A lower VSWR indicates better impedance matching and less power loss.
VSWR is important in RF...
A standing wave in a transmission line is a wave that appears to be stationary, resulting from the interference of two waves traveling in opposite directions.
A standing wave is formed when a wave traveling in one direction reflects back upon encountering an impedance mismatch in the transmission line.
The interference between the incident and reflected waves creates regions of constructive and destructive interference, ...
Amplitude modulation (AM) and frequency modulation (FM) waveforms can be represented graphically.
AM modulation: The amplitude of the carrier signal is varied in proportion to the amplitude of the modulating signal.
FM modulation: The frequency of the carrier signal is varied in proportion to the amplitude of the modulating signal.
Waveforms can be drawn to show the variations in amplitude or frequency over time.
AM wavefo...
Propagation delay is the time it takes for an electromagnetic wave to travel from one point to another.
Propagation delay is determined by the distance between the two points and the speed of light.
It is the time it takes for the wave to propagate through a medium or free space.
Propagation delay can be calculated using the formula: delay = distance / speed of light.
For example, if the distance between two points is 100 ...
A transmitter and receiver are essential components of a communication system.
Transmitter converts information into a suitable form for transmission.
Receiver receives the transmitted signal and converts it back into the original form.
Transmitter typically includes a modulator, power amplifier, and antenna.
Receiver typically includes an antenna, demodulator, and audio or video output.
Example: In a radio communication sy...
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I applied via Company Website and was interviewed before May 2023. There was 1 interview round.
Questions related to digital and Analog electronics were asked
I applied via Approached by Company and was interviewed in Feb 2024. There were 3 interview rounds.
I have worked on projects related to developing software for autonomous vehicles and implementing machine learning algorithms for predictive maintenance.
Developed software for autonomous vehicles to improve navigation and obstacle avoidance
Implemented machine learning algorithms for predictive maintenance in manufacturing plants
Collaborated with cross-functional teams to integrate new technologies into existing systems
I have experience with Java, Python, SQL, AWS, Docker, and Kubernetes in my previous projects.
Java
Python
SQL
AWS
Docker
Kubernetes
Docker is a platform for developing, shipping, and running applications in containers.
Docker allows applications to be isolated in containers, making them portable and easy to deploy across different environments.
Containers share the host OS kernel but run as isolated processes, providing lightweight and efficient virtualization.
Docker simplifies the process of packaging applications and their dependencies, ensuring co...
Database normalization is the process of organizing data in a database to reduce redundancy and improve data integrity.
Database normalization involves breaking down data into smaller, more manageable tables and defining relationships between them.
It helps in reducing data redundancy, improving data integrity, and making the database more efficient.
For example, in a project I worked on, we normalized the database by spl...
I have extensive experience working on challenging projects in various industries.
Led a team in developing a complex software solution for a major client
Managed a project with tight deadlines and limited resources
Implemented innovative solutions to overcome technical obstacles
Collaborated with cross-functional teams to deliver successful outcomes
I would approach learning about new domain and technologies with a different background by leveraging my existing skills, seeking out resources, and collaborating with experts in the field.
Identify key concepts and terminology in the new domain
Seek out online courses, tutorials, and books to gain foundational knowledge
Collaborate with colleagues or mentors who have experience in the new domain
Experiment with hands-on p...
I applied via Referral and was interviewed before Jul 2022. There were 3 interview rounds.
I applied via Company Website and was interviewed before Jan 2023. There were 2 interview rounds.
Simple Python Coding questions.
posted on 27 Jul 2024
Designed and implemented a cloud-based data analytics platform for real-time monitoring of network performance.
Led a team of 5 engineers in developing the platform using AWS services such as EC2, S3, and Lambda functions
Integrated data visualization tools like Tableau for generating reports and dashboards
Implemented machine learning algorithms for predictive analysis of network outages
Collaborated with stakeholders to ...
I applied via Referral and was interviewed in Dec 2024. There was 1 interview round.
Anodizing is an electrochemical process that converts the metal surface into a decorative, durable, corrosion-resistant finish.
Anodizing involves immersing the metal in an electrolyte solution and passing an electric current through it.
The process creates a protective oxide layer on the metal surface, improving its resistance to corrosion and wear.
Different types of anodizing include sulfuric acid anodizing, chromic ac...
I applied via Walk-in and was interviewed before Dec 2022. There were 3 interview rounds.
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