Now showing items 711-730 of 1353

  • Issues with nested mobility 

    Bhagavathula, Ravi; Thanthry, Nagaraja; Namuduri, Kameswara; Pendse, Ravi (IEEE, 2003-10-06)
    Mobility and Internet access have become an integral part of today's life. The recent advances in computer hardware have also aided in increasing the dependence on Internet connectivity. Protocols like mobile IP were ...
  • Iterative EM channel estimation for turbo-coded DS CDMA receiver under different communication scenarios 

    Bijukchhe, Neelu (Wichita State University, 2008-05)
    This thesis proposes a scheme of obtaining an estimate of channel coefficients and noise power spectral density (PSD) using iterative expectation maximization based on a turbo-coded code-division multiple-access (CDMA) ...
  • Iterative LDPC CDMA receiver with EM estimation 

    Mathur, Avinash (Wichita State University, 2007-07)
    This thesis proposed a scheme of obtaining an estimate of channel coefficient and noise power spectral density (PSD), using iterative expectation-maximization (EM) channel estimation, based on a low-density parity-check ...
  • Iterative low-complexity multiuser detection and decoding for coded UWB systems 

    Sathish, Arun D. (2006-07)
    In general, ultra wideband (UWB) signals are transmitted using ~'eIYshort pulses m tiIae domain, thus promising very high data rates. In this thesis, a recei'ler structure is proposed for decoding multiuser information ...
  • Joining glass fiber layers using a functionalized carbon nanofiber entangled network 

    Lim, Chee-Sern; Guzman, Mauricio E.; Minaie, Bob (Elsevier, 2012-12-05)
    As-received glass fiber layers are joined using a carboxylic acid-functionalized carbon nanofiber (OCNF) entangled network utilizing a solution filtering process. Optical and SEM images of the OCNF/glass fiber assembly ...
  • Joint time delay and frequency estimation without eigen-decomposition 

    Qasaymeh, Mahmoud Mohammad; Gami, Hirenkumar; Tayem, Nizar Abdel-Hafeeth Mohammad; Sawan, M. Edwin; Pendse, Ravi (2009-05)
    In this letter, we addressed the problem of estimating the time delay and the frequencies of noisy sinusoidal signals received at two spatially separated sensors. We employ the Propagator Method (PM) in conjunction with ...
  • Kalman filter design for large-scale systems by using unified approach 

    Jiang, Chen (Wichita State University, 2013-05)
    In this thesis, a method of designing a Kalman filter for a linear, discrete-time, singularly perturbed stochastic system using the delta operator was introduced. This unified approach, which is based on the delta operator, ...
  • Kalman-Bucy filters with singular correlated noises 

    Hadiji, M.M.; Sawan, M. Edwin (IEEE, 1989-06-21)
    This paper presents a solution to the singular linear minimum-vaviance estimation problem in the discrete time case. An expression for the transfer function of the Kalman-Bucy filter with nonsingular correlated noises is ...
  • The Kansas electric utilities research program: a model of utility/university cooperation 

    Egbert, Robert I; Thomann, Gary C.; Henry, Douglas J.; Loux, R. C. (IEEE, 1989-05-01)
  • Kinematic analysis of a motorcycle and rider impact on a concrete barrier under different impact and road conditions 

    Ramamurthy, Shashikumar (Wichita State University, 2007-12)
    In many countries, motorcycle crashes constitutes a significant proportion of all road crash fatalities and injuries and safety measures can be successful only if much more attention is devoted to this issue. Several ...
  • Kinematic analysis of a motorcyclist impact on concrete barriers under different road conditions 

    Moradi, Rasoul; Ramamurthy, Shashikumar; Thorbole, Chandrashekhar K.; Bhonge, Prasannakumar S.; Lankarani, Hamid M. (AMER SOC MECHANICAL ENGINEERS, 2012)
    In many countries, motorcycle crashes constitutes a significant proportion of road crash injuries. Several roadside guard systems such as concrete barriers, wire road barriers and steel guard rails are used to protect cars ...
  • Kinetics of prepreg epoxy resin curing for aircraft body repair 

    Dahanayake, Jayangika (Wichita State University. Graduate School, 2014-04-25)
    Curing is the cross-linking of polymer chains, which results in toughening of polymer material and it is widely used in bonded composite repair for aerospace components. The main objective of this project is to analyze ...
  • A Kriging Model for dynamics of mechanical systems with revolute joint clearances 

    Zhang, Zhenhua; Xu, Liang; Flores, Paulo; Lankarani, Hamid M. (ASME, 2014-07)
    Over the past two decades, extensive work has been conducted on the dynamic effect of joint clearances in multibody mechanical systems. In contrast, little work has been devoted to optimizing the performance of these ...
  • Label-free electrical immunoassay biosensors for early disease diagnosis 

    Brandigampala, Savindra Madhavi (Wichita State University, 2012-05)
    This thesis focused on developing an inexpensive and user friendly “point- of- care” (POC) device for early disease diagnosis. Proteomics research has elucidated many new proteins as biomarkers that have the potential to ...
  • Laser Guided Evacuation System 

    Sharpe, Harlan; Crawford, Donald; Abdelhaq, Mohammad; Upadhayay, Pawan (2011-12-08)
    The intent of this project is to provide an improved evacuation system for buildings, homes, and other structures under the events of an emergency. The system will incorporate a traveling laser light shown upon the wall, ...
  • LDPC encoded pilots for iterative receiver improvement 

    Hassan, Khurrum (2005-12)
    Turbo and low density parity check (LDPC) codes show performances approaching Shannon capacity. This thesis proposes a novel iterative channel estimation and LDPC decoding scheme where the pilot symbols are encoded and can ...
  • LDPC-like approach for distributed detection in Wireless Sensor Networks 

    Shukair, Mutaz Z. (Wichita State University, 2007-12)
    LDPC codes have many applications in channel and source coding. In this thesis, we apply LDPC-like belief propagation algorithm to address distributed detection problem in Wireless Sensor Network. The objective is to achieve ...
  • Lean Six-Sigma applications in aircraft assembly 

    Ramamoorthy, Siddhartan (2007-05)
    To improve the performance of a process and ensure on time delivery there are numerous different approaches available nowadays. Lean offers a unique method that helps identify possible improvement areas on a production ...
  • Left ventricle pressure time decay model using time segmented functions 

    Hille, C. A.; Ravigururajan, Tiruvadi S. (Wichita State University. Graduate School., 2005-04-22)
  • Life cycle and nano-products: end-of-life assessment 

    Asmatulu, Eylem; Twomey, Janet M.; Overcash, Michael (Springer, 2012-03)
    Understanding environmental impacts of nanomaterials necessitates analyzing the life cycle profile. The initial emphasis of nanomaterial life cycle studies has been on the environmental and health effects of nanoproducts ...