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Raacts Technologies

Tiruchirappalli, Tamil Nadu
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Training & Development

RAACTS offers a comprehensive curriculum for Engineers preparing them for a great career in various Advanced Courses & Technologies. The courses offer the right blend of class room Teaching, Hands on Experience, Workplace Dynamics & Enable them on specific tools, Techniques & Methodologies.

Phase I - Micro Processor Fundamentals
  • Electrical network elements, Network analysis techniques
  • Electric circuit design concepts
  • CISC, RISC and ARM architecture concepts
  • I/O decoding concepts, Memory and Peripherals addressing
  • I/O Mapped and Memory Mapped I/O Concepts
  • Interrupts, DMA concepts
Phase II - Micro Processor Based System Design
  • RAM and ROM memory interfacing
  • Peripherals interfacing
  • TTL, CMOS Level translation techniques
  • Monitor program development
  • Serial emulator/Console interface
  • Host PC-Board interface
Phase II - Micro Controller Based System Design
  • Basics of Embedded C programming
  • Micro controller internals
  • Industrial Protocol interfacing- I2C, SPI, UART, CAN, USB, Ethernet, 1 Wire
  • Peripherals interfacing- LCD, LED, Switches, Relay
  • Micro controller + FPGA interface
Phase III - Firmware Development - I
  • Advanced Embedded C/C++ programming
  • Basics of C/C++ development for Micro controllers
  • Conditional Compilation
  • Source code control
Phase IV - Firmware Development - II
  • Boot loaders development for 8051/PIC controllers
  • On chip timer/counter programming
  • Interrupts programming
  • Porting of Non MMU OS - uCosII
Phase V - Appliance Product Development
  • ADC/DAC interfacing with uC/uP
  • PID Controller Design
  • USB Based data acquisition system design
  • Temperature on/off controller system development
  • Motor controller system using CAN Protocol
  • Remote Metering using Zigbee Protocol
  • Embedded web server design and development
  • Home security system design

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Linux Internals (Phase-1)
Introduction to Linux
  • GNU Project/GPL Licensing
  • Evolution of Linux & Development Model
  • Device Identities in Linux-Partitioning Schema
Introduction to Linux Kernel & Shell Programming
  • History of Linux-Types of Kernel-The Linux kernel
  • Kernel Architecture
  • Basic Shell commands-Bash Shell Essentials
  • Creating Make files
  • Creating Static Library-Creating Shared Library
The Boot Loaders & File Systems Concepts 
  • BIOS Level-Boot Loader-Setup, startup_32 functions
  • Virtual File system & its role
  • Files associated with a process-System Calls
Process Management 
  • Process Descriptor Structures in the kernel
  • Process States-Process Scheduling
  • Process Creation-System calls related to process management
Memory Management
  • Defining and creating secondary memory areas
  • Memory allocation & de allocation system calls malloc, calloc, alloca, free
  • Demand Paging defined
  • Process Organization in Memory
  • Address Translation and page fault handling
  • Virtual Memory Management
Multi Thread Programming & Inter Process Communication
  • Creating multiple threads
  • Parent synchronization with other Threads
  • Pipes, Fifo's, signals-System-V IPC's
  • Message queues-Shared memory Semaphore
Sockets & Network Programming
  • System calls related to TCP and UDP sockets
  • TCP Server Client Programming
  • UDP Server Client Programming
  • Net link socket interface
  • Programming & Debugging Tools 
  • Tracing System calls
  • Tracing Library calls
  • gdb and ddd utilities
  • Core Dump Analysis etc.
Building Embedded Linux System (Phase-II)
Lecture:- Tool chain Components-Building Tool chain-Build Systems for compiling tool chain-Boot loader Architecture-U-Boot Boot loader porting on New Hardware-U-Boot Commands.
Lab Session:- Boot loader compilation and downloading on Target board. Boot loader commands and usage, Boot loader code customization, adding new Ethernet drivers to U-Boot. Downloading pre-compiled Linux kernel images on Target board. Using SD-Card for rootfs. Configuring NFS and using rootfs over NFS. Configuring TFTP and downloading kernel image over TFTP. Samples application development.
Linux Device Drivers-(Phase-III) An introduction to Device Drivers
  • Role of the Device Drivers
  • Splitting the kernel
  • Classes of devices and modules
  • Kernel Architecture or Model
  • Kernel modules
Module Basics
  • Introduction to Modules & Device Drivers
  • Modules Defined
  • Types of Modules in the kernel
  • Writing Your first kernel module
  • Module Related Commands
  • Kernel Module vs Applications
  • User space vs Kernel space
  • Statically linked vs Dynamically linked drivers/modules
  • Exporting symbols from modules
  • Concurrency in the kernel
  • Module Parameters
  • Version dependency
  • Kernel Module Programming
  • Lab exercises
Proc File System
  • Creating proc file system entries
  • Making read & write operations on proc entries
  • Lab exercises
Character Device Drivers
  • Registering a character device driver
  • File operations
  • The file structure
  • devfs/lseek/ioctl
  • Blocking, non blocking and asynchronous operations
  • Programming with ioctl, mmap
  • Lab exercises

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DSP System Design

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Phase I-Digital Signal Processing Fundamentals
  • Background of Digital Signal Processing
  • Discrete-time random processes and linear systems
  • Discrete-time (DT) signals: the discrete-time complex exponential, and a computer music synthesis example.
  • Euclid and Hilbert: Signal processing as geometry, vectors spaces, bases, approximations.
  • Fourier analysis: The discrete Fourier transforms (DFT) and series (DFS). The discrete-time Fourier transforms (DTFT). Examples. The fast Fourier transform algorithm (FFT)
  • Linear Filters: Linear time-invariant systems, convolution, ideal and realizable filters.
  • Introduction about digital signal Processors- TMS320Series.
Phase II-Filter Design
  • Filter design and implementation, examples.
  • Interpolation and Sampling: Continuous-time (CT) signals, interpolation, sampling. The sampling theorem as orthonormal basis expansion. Processing of CT signals in DT.
  • Stochastic Signal Processing and Quantization: Stochastic signals, quantization, analog-to-digital (ADC) and digital-to-analog (DAC) conversion.
Phase III-Multirate Signal Processing
  • Introduction to short-time Fourier analysis
  • Filter-banks and overlap-add methods of analysis and synthesis
  • Introduction to generalised time-frequency representation
  • Wavelet analysis
  • Multi rate signal processing
  • Interpolation and decimation
  • Efficient filter structures for interpolation and decimation
  • Phase IV-Spectrum Estimation Techniques
  • Power spectrum, power spectral density functions, random processes and linear systems
  • Introduction to statistical estimation and estimators
  • Biased and unbiased estimators
  • Einstein/Wiener Khintchine Theorem
  • Means and variances of periodograms
  • Smoothed spectral estimates, leakage
  • Introduction to modern spectral estimation: Principles and approaches
  • Cramer-Rao Lower Bound (CRLB) and Efficient estimators
  • The Maximum Entropy Method (MEM) or Autoregressive Power Spectrum Estimation: Principles.
  • The MEM equations and Levinson/Durbin algorithm
  • Introduction to Linear Prediction
  • Linear Predictive Coding using covariances and correlations
  • Cholesky decomposition
  • Lattice Filters
  • Linear Prediction of Speech Signals
Phase V-Adaptive Signal Processing
  • Introduction to adaptive signal processing
  • Objective measures of goodness
  • Least squares and consequences
  • Steepest descent
  • The LMS and RLS algorithms
  • Kalman Filters design
Phase VI-Real Time Signal Processing
  • MP3 Algorithm implementation
  • Kalman filters industrial control systems
  • Introduction to image processing and two-dimensional (2D) Fourier analysis. Filtering and compression. The JPEG compression standard.
  • Digital modulation and demodulation techniques-Software defined radio.
  • Transmitter and receiver design. ADSL.
  • Finger Print image processing-Finger Capture, Verification algorithm & the Finger print reader design
  • Course project
Course Format
  • The class will consist of video lectures and the videos contain interactive sessions. Students are encouraged to implement many of the course topics in the programming language of their choice; worked out examples in Matlab-compatible code will be provided on a weekly basis.
  • DSP chips are specialized microprocessors designed to perform very efficiently the set of operations that are most common in digital signal processing.

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Embedded Network Design

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Phase I-Network System Concepts
  • Network system protocols, ISO Layer
  • Network system Overview, TCP/IP Concepts, TCP/IP performances
  • Multimedia protocols, Network bandwidth, LAN and WAN network architectures
Phase II-Network System Design
  • Embedded Ethernet, Network interface card Design
  • 16bit, 32bit Micro Controller Network controller IC interface
  • Socket Programming in C
  • Ethernet Protocol implementation
  • LAN system development
  • Embedded webserver design (wireless/wired)
  • Phase III-Network System Management
  • IP Routing on WANs, Distance Vector and Link State protocols, Recovery and Non-Stop forwarding
  • MPLS Traffic Engineering, QoS and Failure Recovery
  • Network Algorithms, Packet classification, switching, Cisco IOS operating system
  • QoS, packet scheduling, Reservation protocols
  • End node performance, Multimedia systems, Compression
  • Multimedia system implementation, Unified systems, Presence Management
  • Network Traffic Analysis, Network Management of multimedia networks
Phase III-Course Project

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Advanced VLSI Design

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Phase I-Introduction & Digital Design Fundamentals
  • Electrical network elements, Network analysis techniques
  • MOSFET characteristics, MOSFET Capacitances
  • CMOS Gate design
  • Digital design techniques
  • Digital building blocks concepts, Digital circuits
  • Introduction to generic processors, instruction execution cycles, single, multi cycle and pipelined data paths
  • Interrupts, memory mapping and peripherals interface
  • Basics of FPGA, CPLD and Psoc devices
Phase II-Digital System Design-I
  • Review of numbering system
  • Sequential and combinational logic circuits design
  • HDL simulation of digital circuits
  • Design capture and synthesis tools
  • Hardware modelling overview
  • Verilog language concepts, program modelling
  • Coding techniques and guidelines
  • Introduction of PAL design
  • PAL logic using ABEL language & PAL IC programming
  • PAL interface with micro controllers and PAL Logic verification
Phase III-Digital System Design-II
  • Advanced simulation and synthesis
  • RTL design, simulation, verification and regression
  • System Verilog design & development
  • FPGA Design flow with development tools
  • MATLAB for FPGA Development
  • Optimal FPGA Design
  • FPGA design synthesis and design verification techniques
Phase IV-Platform Development I
  • Power supply design for FPGA
  • Clock circuitry design using PLL, Master clock generation
  • Introduction about TTL, LVTTL and ECL logics and level interconnects
  • FPGA and sub systems components selection
  • Programming circuitry design-JTAG, Slave serial
  • FPGA Programming using micro controllers
  • Peripherals interfacing & memory interfacing with FPGA
  • Schematic design of target system
  • PCB Design guidelines for FPGA system-High speed PCB
Phase V-Platform Development II
  • IDE/SATA Hard Disk interface with FPGA
  • DC motor speed control module design using FPGA
  • Digital modulation and de modulation using FPGA
  • Ucos II RTOS Porting
  • Tcl scripting language
  • System Design using CYCLONE III and Spartan 6 FPGA Processors
Phase VI-Course Project

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Programme Objectives
  • The Programme motivates the students towards the development of prototype design of electronic product and its reliability techniques.
  • The focus of the programme is to impart the knowledge of mathematics, basic science & electrical engineering fundamental to successfully compete for entry level positions or pursue post graduate studies in related field.
  • The programme motivates the students towards contemporary professional and lifelong learning skills including hands-on lab practicals, modern softwares,hardware software co-design & information technology to successfully compete in local, national & global engineering market.
Concepts, Electronics basiscs & Design
  • Electron devices and circuits
  • Digital logic design
  • Electro magnetics, EMI & EMC
  • Electronic Engineering material & IC fabrication
  • Electronic Measurement & Instrumentation
  • HDL Programming, Simulation
  • Micro processors, Micro Controller based desing techniques & Interfacing
  • Embedded C Programming
  • EMbedded GUI Programming
  • Embedded Linux Kernel customization, Porting
  • Industrial Design of Electronic Equipments
  • Electronic Product design concepts
  • Concept to commercialization
  • Basics of Communication system- WIred & Wireless
  • Design for Testing
  • Industrial Design of Electronic Equipments
  • PCB Design
DFM, Reliability Testing & Reverse Engineering
  • Design for manufacturing
  • Environmental testing concepts
  • EMI, EMC Testing
  • Mechanical testing
  • Temparature testing and etc.,
  • Reverse Engineering
  • Product assembly, integration & Documentation.

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Phase I-Power Electronics fundamentals
  • Introduction to Power Electronics
  • Applications and the Role of Power Electronics
  • Role of Power Electronics in Providing Sustainable Electric Energy
  • Need for High Efficiency and High Power Density
  • Structure of Power Electronics Interface
  • Voltage-Link-Structure
  • Recent and Potential Advancements
Phase II-DESIGN OF SWITCHING POWER-POLES
  • Power Transistors and Power Diodes
  • Selection of Power Transistors
  • Selection of Power Diodes
  • Switching Characteristics and Power Losses in Power-Poles
Phase III-Design of Power electronics systems-I
  • DC-DC Converters design
  • Buck-Boost Converter design
  • Synchronous-Rectified Buck converter design
  • Feedback controller design
  • Peak controller module design
  • Fly back converters design
  • Full bridge converters design
  • Half-Bridge and push- Pull converters
  • Introduction and concepts of Transformers design
  • PWM techniques
Phase IV-Design of Power electronics systems-II
  • Bi-Directional Switching power poles
  • Converters for DC motor drives
  • Single phase inverters design
  • Three phase inverter design
  • Multilevel inverters design
  • Matrix converters design
  • Space vector modulation system
Phase V-Design of Power electronics systems-II
  • Introduction of Thyristors (SCRs) family
  • Single-Phase, Phase-Controlled Thyristors Converters design
  • Three-Phase, Full-Bridge Thyristors Converters design
  • Current-Link Systems
  • Matlab simulation
Phase VI-Appliance product design
  • Industrial Motor drives design
  • Intelligent power modules
  • Transmission and distribution techniques
  • High speed and low power devices design
  • DSP/dspic controllers based system drives
  • FPGA based firing module and control module design
  • Course project

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