Browsing by Author "Dubey, Rahul"

Now showing items 1-20 of 33

    • ASIC implementation of a pipelined bitrapezoidal architecture for discrete covariance kalman filter 

      Agarwal, Vaibhav (Dhirubhai Ambani Institute of Information and Communication Technology, 2007)
      This work presents, the complete ASIC implementation of Discrete Covariance Kalman ¯lter, on a Parallel and Pipelined Bitrapezoidal Systolic Array architecture. The Kalman Filter equations are mapped on the designed ...

    • ASIC implementation of discrete fourier transform processing module 

      Gupta, Navneet (Dhirubhai Ambani Institute of Information and Communication Technology, 2007)
      This work presents the design and ASIC implementation of Discrete Fourier Transform Processing Module. The performance of designed DFT processing module is better than radix-2 and radix-4 FFT algorithms, and is comparable ...

    • Carrier recovery in software defined radio (SDR) 

      Topiya, Vishal N. (Dhirubhai Ambani Institute of Information and Communication Technology, 2012)
      The work presented here, deals with the carrier synchronization in digital communication system. The transmitter and receiver are two separate circuits located at a distance end and rarely share same carrier frequency ...

    • Carrier recovery using costas loop for use in software defined radio 

      Patil, Abhijit Tukaram (Dhirubhai Ambani Institute of Information and Communication Technology, 2014)
      This thesis presents a Digital Costas Loop project which is used to demodulate BPSK modulated digital signal. Field Programmable Gate Array(FPGA) technology is flexible enough to perform Digital Signal Processing tasks. ...

    • Design and implementation of 128-point fixed point streaming FFT processor for OFDM based communication system 

      Verma, Sunil Kumar (Dhirubhai Ambani Institute of Information and Communication Technology, 2009)
      Fast Fourier Transform (FFT) processors are today one of the most important blocks in communication systems. They are used in every communication system from broadband to 3G and digital TV to Radio LANs. This master’s ...

    • Design methodology for architecting application specific instruction set processor 

      Desai, Meghana (Dhirubhai Ambani Institute of Information and Communication Technology, 2007)
      Application Specific Instruction-set Processors (ASIP), also referred as extensible processors, represent the state-of-the-art microprocessor architecture. ASIPs are practically leading towards the realization of ...

    • Design of CDMA transmitter and three finger rake receiver 

      Pateriya, Bhavana (Dhirubhai Ambani Institute of Information and Communication Technology, 2009)
      As cellular wireless communication becomes a worldwide communication standard, it is important in studying how data communications happens in a cellular system. In this Thesis work CDMA transmitter and receiver have been ...

    • Design of cutom wireless protocol for signal transmission inside space equipment 

      Sanghani, Hardik Jayesh (Dhirubhai Ambani Institute of Information and Communication Technology, 2014)
      There are many sensors and devices inside the satellite. All these devices need to communicate with each other, those devices can be sensor nodes or control device. According to current technology communication between ...

    • Development of verification environment for multiply-accumulate unit using system verilog 

      Vansadiya, Mayursinh K. (Dhirubhai Ambani Institute of Information and Communication Technology, 2013)
      Nowadays, Application Specific Integrated Circuit (ASIC) design are becoming complex, even designs based of Field Programmable Gate Array (FPGA) are also complex. So it is very difficult to verify the design through waveform ...

    • Executable specification design and simulation of OFDM based communication system 

      Sa, Sudhir Kumar (Dhirubhai Ambani Institute of Information and Communication Technology, 2009)
      The communication system using the OFDM principle is today one of the most important application in communication field. This system has various applications from broadband to 3G and digital TV to Radio LANs. This master’s ...

    • Fault tolerance schemes for mission critical applications 

      Nair, Pradeep (Dhirubhai Ambani Institute of Information and Communication Technology, 2014)
      In absence of atmospheric protection, electronics involved in space systems are exposed to radiation effects. For maintaining the proper functioning of the device in space various distinct techniques are put in use. A ...

    • Forward error correction for software defined radio based on FPGA 

      Agrawal, Amit H. (Dhirubhai Ambani Institute of Information and Communication Technology, 2012)
      In digital communication, the signal to noise ratio (SNR) of the channel is one of the major limitations on the operating performance. Solution in terms of coded data and errorcorrecting code has been introduced to improve ...

    • FPGA implementation of direct sequence spread spectrum techniques 

      Choudhary, Vivek Kumar (Dhirubhai Ambani Institute of Information and Communication Technology, 2008)
      This work presents the performance, noise analysis and FPGA implementation of Direct Sequence Spread Spectrum technique. Performance of signal increases as increasing parity bits in Hamming code algorithm. Increasing parity ...

    • FPGA implementation of image compression algorithm using wavelet transform 

      Rawat, Nitin (Dhirubhai Ambani Institute of Information and Communication Technology, 2008)
      This work presents FPGA implementation of image compression algorithm by using wavelet transform. Here the emphasis has been made on algorithmic encoding, the first step of image compression problem. The transform that has ...

    • FPGA implementation of multiband and multimode modem for software defined radio (SDR) 

      Timbadiya, Jaykant (Dhirubhai Ambani Institute of Information and Communication Technology, 2012)
      Now a days Software Defined Radio(SDR) is becoming popular for wireless communication because of it’s flexibility to change as per requirement through software. The work presented here describes the different methods of ...

    • Hardware implementation of multiband and multimode modem for software defined radio/ cognitive radio 

      Buddhbhatti, Dixit K. (Dhirubhai Ambani Institute of Information and Communication Technology, 2011)
      Present day programmable hardware and SDR (Software Defined Radio) have enabled radio processing to switch from analog to digital. The work presented here describes a method of designing a multiband & multimode modulator ...

    • Hardware software co-design of software defined radio 

      Joshi, Shivendra (Dhirubhai Ambani Institute of Information and Communication Technology, 2015)
      System on Chip are processor centric platform that offer hardware, software and I/O programmability on a single chip. A SoC basically consists of two parts - The Processing System and Programmable Logic. Processing System ...

    • Hardware-software design of real-time MPEG-2 video encoder 

      Sodani, Arpit (Dhirubhai Ambani Institute of Information and Communication Technology, 2015)
      The goal of this thesis is to analyze how MPEG-2 encoder can be optimized for real-time streaming applications Hw/Sw design re-configurable platform is chosen, where part of algorithm runs on CPU or on re-programmable ...

    • Implementation of high speed serial communication blocks 

      Parekh, Devang Tarunkumar (Dhirubhai Ambani Institute of Information and Communication Technology, 2010)
      Serial communication is widely being used from PCs to handheld mobile phones due to very less hardware, low cost, easier design process in comparison to parallel communication. For bit by bit, reliable transmission and ...

    • Low cost design of IFFT module for dolby AC-3 decoder 

      Gupta, Akshay Kumar (Dhirubhai Ambani Institute of Information and Communication Technology, 2008)
      Dolby AC-3 is a flexible audio data compression technology capable of encoding a range of audio channel formats into a low rate bit stream. AC-3 is the de facto audio standard for high-end digital consumer multimedia ...