A digital phase locked loop based si...
Purkayastha, Basab Bijoy.

 

  • A digital phase locked loop based signal and symbol recovery system for wireless channel[electronic resource] /
  • Record Type: Language materials, printed : Monograph/item
    [NT 15000414]: 621.3822
    Title/Author: A digital phase locked loop based signal and symbol recovery system for wireless channel/ by Basab Bijoy Purkayastha, Kandarpa Kumar Sarma.
    Author: Purkayastha, Basab Bijoy.
    other author: Sarma, Kandarpa Kumar.
    Published: New Delhi : : Springer India :, 2015.
    Description: xxi, 244 p. : : ill., digital ;; 24 cm.
    Contained By: Springer eBooks
    Subject: Signal processing.
    Subject: Phase-locked loops.
    Subject: Wireless communication systems.
    Subject: Engineering.
    Subject: Communications Engineering, Networks.
    Subject: Electronics and Microelectronics, Instrumentation.
    Subject: Computer Communication Networks.
    ISBN: 9788132220411 (electronic bk.)
    ISBN: 9788132220404 (paper)
    [NT 15000228]: Introduction -- Transmitter Receiver Techniques -- Modulation Techniques and Signal Processing -- Basic Considerations of PLL and Its Types -- Digital Phased Locked Loop -- Synchronization -- A Zero Crossing Algorithm based Digital Phase Locked Loop -- Least Square Polynomial Fitting based Digital Phase Locked Loop -- A DPLL based Recovery System for Nakagami-m Fading Channel -- Coding Assisted Carrier and Symbol Recovery using DPLL -- Carrier Phase Detection of Rayleigh and Rician Faded Signals using Digital Phase Locked Loop -- DPLL based Square Loop for Carrier Synchronization over Fading Channel -- Conclusions and Future Direction.
    [NT 15000229]: The book reports two approaches of implementation of the essential components of a Digital Phase Locked Loop based system for dealing with wireless channels showing Nakagami-m fading. It is mostly observed in mobile communication. In the first approach, the structure of a Digital phase locked loop (DPLL) based on Zero Crossing (ZC) algorithm is proposed. In a modified form, the structure of a DPLL based systems for dealing with Nakagami-m fading based on Least Square Polynomial Fitting Filter is proposed, which operates at moderate sampling frequencies. A sixth order Least Square Polynomial Fitting (LSPF) block and Roots Approximator (RA) for better phase-frequency detection has been implemented as a replacement of Phase Frequency Detector (PFD) and Loop Filter (LF) of a traditional DPLL, which has helped to attain optimum performance of DPLL. The results of simulation of the proposed DPLL with Nakagami-m fading and QPSK modulation is discussed in detail which shows that the proposed method provides better performance than existing systems of similar type.
    Online resource: http://dx.doi.org/10.1007/978-81-322-2041-1
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