David Loker

David Loker
Chair, Electrical and Computer Engineering Technology
Associate Professor of Engineering, Electrical and Computer Engineering Technology
Office Phone
Office Location
250 Burke
PENN STATE BEHREND
242 BURKE CENTER
ERIE PA 16563
    Biography

    Mr. David Loker is an associate professor in the Electrical and Computer Engineering department and has been a faculty member since 1988. He was appointed chair of Electrical and Computer Engineering Technology in May 2007. His teaching focus is in communications, instrumentation, and measurements. He has published over 30 journal and conference proceedings on his research in communications, instrumentation, and teaching methodologies. Mr. Loker has also been active in student recruiting and served on numerous committees for the School and College.

    Mr. Loker received his B.E.E. in Electrical Engineering from Gannon University in 1984 and his M.S.E.E. in Electrical Engineering from Syracuse University in 1986. Prior to his teaching career he worked for the Aerospace Electronics Systems Department AESD at General Electric. Mr. Loker is a licensed professional engineering in the Commonwealth of Pennsylvania. He is a member of the Institute of Electrical and Electronics Engineers IEEE .


    Teaching 

    Courses Taught

    • Communication Systems
    • ECET Design Project
    • Electrical Circuits
    • Electrical Circuits Lab
    • Linear and Discrete Analysis
    • Measurements and Instrumentation
    • Networking
    • Senior Seminar
    • Wireless Communication Systems

    Teaching Awards

    • Nominated, Penn State Behrend, Council of Fellows Excellence in Teaching Award, 2003.

    Research 

    Research projects completed

    Date: July-October 2010
    Title: EOC/NAVSEA Radar Systems Project – Phase 1
    Funding Source: Penn State Electro-Optic Center (EOC) & Naval Sea Systems Command (NAVSEA)
    Amount: $45,779.00
    Role/Contribution: D. Loker [Principal Investigator], with T. Hemminger, R. Sprang, and J. Roth [Co-PI], and G. Schneggenburger [Project Advocate]

    Date: January-August 2005
    Title: MDEM Modeling
    Funding Source: Eriez Magnetics, Applied Research and Design Center
    Amount: $13,378
    Role/Contribution (of all involved): R. Krahe, D. Loker, and S. Nelatury [Co-Investigators]

    Date: October 1999-May 2000
    Title: Implementation, Layout, and Prototype Construction of a DSP-Based LVDT Signal Conditioner
    Funding Source: LORD Corporation and Penn State Electrical Design Center
    Amount: $7,792
    Role/Contribution: O. Fucik and D. Loker [Co-Principal Investigators]; R. Weissbach [Secondary Contributor]

    Date: May 1999-August 1999
    Title: LVDT Signal Conditioner
    Funding Source: LORD Corporation and Penn State Electrical Design Center
    Amount: $5,432
    Role/Contribution: R. Ford, D. Loker, and R. Weissbach [Co-Principal Investigators]

    LIST OF GRANTS AND CONTRACTS AWARDED FOR IMPROVEMENTS OF INSTRUCTION OR FOR TRAINING PROGRAMS WITH AN INDICATION OF THE CANDIDATE'S ROLE IN PREPARING AND ADMINISTERING THE GRANTS AND CONTRACTS

    Date: 2008
    Title: RFID Course Curriculum Enhancement
    Funding Source: RFID Center of Excellence
    Amount: $7,301
    Role/Contribution (of all involved): D. Loker

    LIST OF GRANTS FOR EQUIPMENT, FACILITIES, OR OTHER PURPOSES THAT DO NOT PROVIDE SALARY SUPPORT FOR FACULTY MEMBERS OR GRADUATE STUDENTS

    Date: 2001
    Title: Internet-Enabled Data Acquisition & Control (Equipment Grant)
    Funding Source: Microchip Technology Inc.
    Amount: $980
    Role/Contribution (of all involved): D. Loker and K. Torres [Co-Principal Investigators]

    Date: 1998
    Title: Active Noise Cancellation System using 21061 SHARC EZ-KIT LITE DSP Board and Visual DSP (Software Grant)
    Funding Source: Analog Devices
    Amount: $2,000
    Role/Contribution: D. Loker

    Date: 1997
    Title: Active Noise Cancellation System using the 21061 SHARC EZ-KIT LITE DSP board, (Equipment Grant)
    Funding Source: Analog Devices
    Amount: $1,400
    Role/Contribution: D. Loker

    Date: July 1, 1992-June 30, 1993
    Title: Development of an Automated Measurement and Detection System for an Ultrasonic Periodontal Probe
    Funding Source: Behrend Faculty Research Incentive Grant
    Amount: $1,500
    Role/Contribution (of all involved): D. Loker

    New product development

    • Ultrasonic Periodontal Probe Instrumentation System - used for the diagnosis of periodontal disease. Clinically tested at Eastman Dental Center in Rochester, NY, for nine months.

    Service 

    Journal editor

    • Area Editor of Part 10, “Measurements and Instrumentation,” Wiley Handbook of Applied Electrical Engineering, IEEE Press, 2003-2004.

    Service to government agencies

    • Ben Franklin Technology Center of Western Pennsylvania, Challenge Fund Proposal Technology Evaluation, Sensor-amplifier Integrated Circuit Development, Proposal #1999W.CC00689R-1, June 1999.

    Service to public and private organizations

    • Participated, Millcreek Township School District, Science Advisory Council, member, 2004.
    • Participated, Erie County Vo-tech, Electronics Program, member, 2004.
    • Attended, Erie County Vo-Tech, Electronics Lab Committee meeting to discuss their curriculum, 2001.

    Organizing conferences, service on conference committees

    • Artifical Neural Networks in Engineering Conference
      • Session Chair, Pattern Recognition IV, St. Louis, MO, November 7, 2006.

     

     

     

     

    Research Interests

    Telecommunications, wireless communications, radar systems.

    Publications

    Programmable System-On-Chip (PSoC) Usage in Embedded Programming Courses, Proceedings, Annual Meeting, American Society for Engineering Education - June, 2020
    Collaborator: Stephen Strom, Co-Author

    Innovative Laboratory Projects for a Measurements and Instrumentation Course, Proceedings, Annual Meeting, American Society for Engineering Education - June, 2019
    Collaborator: Stephen Strom, Co-Author

    Acoustic Signal Analysis for Prediction of Flank Wear during Conventional Milling, Proceedings, ASME 2018 International Mechanical Engineering Congress & Exposition Conference - 2018
    Collaborators: Travis Roney, Author; Anthony Bauccio, Author; Derek Shaffer, Author; Paige Lorson, Author; Ihab Ragai, Author; Chetan Nikhare, Author

    BeagleBone Black for Embedded Measurement and Control Applications, Proceedings, Annual Meeting, American Society for Engineering Education - June, 2018
    Collaborator: Stephen Strom, Primary Author

    Investigation of the feasibility of using microphone arrays in monitoring machining conditions, Manufacturing Letters - January, 2018
    Collaborators: Derek Shaffer, Primary Author; Ihab Ragai, Co-Author; Amir Danesh-Yazdi, Co-Author

    Evaluation of Quenching Methods for the Purpose of Acoustic Data Collection, Procedia Manufacturing - 2017
    Collaborators: Travis Roney, Primary Author; Samantha Muhhuku, Co-Author; Chetan Nikhare, Co-Author; Ihab Ragai, Co-Author

    Understanding Acoustic Emission for Different Metal Cutting Machinery and Operations, Journal of Manufacturing and Materials Processing - 2017
    Collaborators: Chetan Nikhare, Primary Author; Christopher Conklin, Co-Author

    Automated Test & Measurement System for a Power Supply and Control Board, Annual Meeting, American Society for Engineering Education - June, 2016
    Collaborator: Stephen Strom, Co-Author

    Programmable System-On-Chip (PSoC) Usage in an Engineering Technology Program, Annual Meeting, American Society for Engineering Education - June, 2016
    Collaborator: Stephen Strom, Co-Author

    Investigation of Acoustic Signals during W1 Tool Steel Quenching, Proceedings, ASME 2015 International Manufacturing Science and Engineering Conference - 2015
    Collaborators: Chetan Nikhare, Author; Ihab Ragai, Co-Author; Shannon Sweeney, Co-Author; Christopher Conklin, Co-Author; John Roth, Co-Author

    Study of acoustics signals and mechanical properties dependence during cold drawn A36 steel quenching, Proceedings, International Deep Drawing Research Group 2015 Conference - 2015
    Collaborators: Nicholas Erich, Co-Author; Chetan Nikhare, Co-Author; Christopher Conklin, Co-Author

    Wear Monitoring Tool Holder, Vibration Institute's 2015 Annual Training Conference - 2015
    Collaborators: Matthew McCormick, Author; John Roth, Co-Author; Stephen Strom, Co-Author

    RFID Reader System Project, Proceedings, Annual Meeting, American Society for Engineering Education - June 16, 2014
    Collaborator: Stephen Strom, Co-Author

    Virtual Joystick Control of Finch Robot, Proceedings, Annual Meeting, American Society for Engineering Education - June 16, 2014
    Collaborator: Stephen Strom, Co-Author

    Remote Tool Health Monitoring Using Wireless Sensors on Rotational Machinery, Proceedings of the ASME 2012 International Manufacturing Science and Engineering Conference - June 4, 2012
    Collaborators: Mark Rynders, Co-Author; John Roth, Co-Author

    Conveyor Control System Project, Proceedings, Annual Meeting, American Society for Engineering Education Annual Conference, Session M542 - 2011
    Collaborators: Robert Weissbach, Co-Author; A Henry

    Phase Lock Loop Control System Lab Development, Proceedings, Annual Meeting, American Society for Engineering Education Annual Conference, Session M133G - 2011
    Collaborators: Robert Weissbach, Author; M Rynders

    Wireless Nerve Positional Control of Prosthetic Device, Proceedings, ASME 2011 International Mechanical Engineering Congress & Exposition Conference - 2011
    Collaborators: Yi Wu; Margaret Voss; John Roth, Co-Author; Stephen Strom

    Elevator Control System Project, Proceedings, American Society for Engineering Education Annual Conference, Session 1559 - 2010

    Nerve Control of Artificial Limb – Feasibility Study, ASME 2010 International Manufacturing Science and Engineering Conference - 2010
    Collaborators: P Morris; V Canino; A Abdalla; K Budziszewski; John Roth; Margaret Voss

    Transmissibility of 802.15.1 - Compliant Radio in Machining Enclosures in Industrial Environments, Proceedings, ASME 2010 International Manufacturing Science and Engineering Conference, SYMP 15 - 2010
    Collaborators: R Sowles; D Suen; John Roth

    A Swarm Intelligent Sudoku Solver, Artificial Neural Networks in Engineering (ANNIE’09) - November, 2009
    Collaborators: Wen-Li Wang, Author; M Tang

    Wireless sensor networks utilizing the IEEE 802.15.4 standard in an ECET curriculum, Proceedings, American Society for Engineering Education Annual Conference, Session 2148 - 2008

    A microcontroller-based neural network for DTMF decoding, Artificial Neural Networks in Engineering (ANNIE 2007) - 2007
    Collaborators: Thomas Hemminger, Author; Shouling He

    Simulation of neural network DTMF decoder, Proceedings, IASTED International Conference on Modelling and Simulation, Session 8 – Signal Processing and Intelligent Systems - 2007
    Collaborator: Thomas Hemminger

    A neural method for identifying transmission source locations, Proceedings, 17th Annual IEEE International Symposium on Personal, Indoor and Mobile Radio Communication (PIMRC’06), Session TA4-4 - 2006
    Collaborators: Thomas Hemminger, Primary Author; C Pomalaza-Raez, Co-Author

    A neural network based DTMF decoder, Proceedings, Artificial Neural Networks in Engineering Conference (ANNIE 2006) - November, 2006
    Collaborator: Thomas Hemminger, Co-Author

    A new method to determine transmitter localization using neural networks, Artificial Neural Networks in Engineering (ANNIE 2005) - 2005
    Collaborators: Thomas Hemminger, Primary Author; C Pomalaza-Raez

    Remote data acquisition using Bluetooth, Proceedings, American Society for Engineering Education Annual Conference, Session 2147 - 2005
    Collaborators: C Frampton; T McElhane; J Mook; A Sansone

    Remote sensing with GPS sensor and cellular modem, Proceedings, American Society for Engineering Education Annual Conference, Session 1649 - 2004
    Collaborators: Ronald Krahe; J Kirsch; T Yowonske; R Cunningham; J Petrovich

    Visual C++ applications in an EET curriculum, Proceedings, American Society for Engineering Education, Session 2648 - 2003
    Collaborator: Ronald Krahe

    DTMF encoder and decoder using LabVIEW, Proceedings, American Society for Engineering Education, Session 2559 - 2002

    Simulation of DTMF encoder and decoder using LabVIEW, Proceedings, International Association of Science and Technology for Development, International Conference on Modeling and Simulation - 2002
    Collaborator: Robert Weissbach

    A flexible DSP hardware platform for LVDT signal conditioning, Proceedings, Electromotion 2001 Conference - 2001
    Collaborators: Otto Fucik; P Zemcik; Ralph Ford, Co-Author; Robert Weissbach, Co-Author

    Introducing 9-12 grade students to electrical engineering technology through hands-on laboratory experiences, Proceedings, Institute of Electrical and Electronics Engineers Frontiers in Education Annual Conference, Session F2E - 2001
    Collaborators: K Torres, Co-Author; Robert Weissbach

    Remote data acquisition using LabVIEW, Proceedings, American Society for Engineering Education, Session 2259 - 2001

    A novel DSP-based LVDT signal conditioner, Institute of Electrical and Electronics Engineers Transactions on Instrumentation and Measurement - 2001
    Collaborators: Ralph Ford, Primary Author; Robert Weissbach, Co-Author

    A DSP-based modified costas receiver for LVDT position sensors, Proceedings, 17th Institute of Electrical and Electronics Engineers Instrumentation and Measurement Technology Conference - 2000
    Collaborators: Ralph Ford, Author; Robert Weissbach

    Test and comparison of LVDT signal conditioner performance, Proceedings, 17th Institute of Electrical and Electronics Engineers Instrumentation and Measurement Technology Conference - 2000
    Collaborators: Robert Weissbach, Author; Ralph Ford

    Performance evaluation of tonal feedback active noise cancellation systems using the filtered-X LMS algorithm, Proceedings, International Association of Science and Technology for Development, International Conference on Modeling and Simulation - 1998

    Ultrasonic periodontal diagnostic instrumentation system with clinical results, Journal of the International Measurement Confederation - 1998
    Collaborator: K Hagenbuch, Co-Author

    Using Simulink as a modeling tool for FM communications, Proceedings, International Association of Science and Technology for Development, International Conference on Modeling and Simulation - 1997

    Analog communications using infrared transmission, Proceedings, American Society for Engineering Education Annual Meeting - 1996
    Collaborator: T Russell

    ACSL Cranker Model Enhancements - 1996

    ACSL Cranker Model User’s Guide - 1996

    Active filter design using switched capacitor circuits, Proceedings, American Society for Engineering Education Annual Meeting - 1995
    Collaborator: R Herbold

    AEO Model Enhancements - April, 1995

    Electronic temperature controller, Proceedings, North Central Section Annual Spring Meeting, American Society for Engineering Education - 1994

    Ultrasonic instrumentation system, Proceedings, International Conference on Reliability, Quality Control, and Risk Assessment - 1994
    Collaborator: K Hagenbuch

    Amplitude limiters, Proceedings, International Society for Computers and Their Applications - 1993

    Infrared data communication techniques, Proceedings, American Society for Engineering Education Conference - 1993

    Instrumentation systems with data acquisition boards, Proceedings, North Central Section Annual Spring Meeting, American Society for Engineering Education - 1993
    Collaborator: Ronald Krahe

    Microstrip circuit design using puff, Proceedings, American Society for Engineering Education Annual Meeting - 1993

    Remote data acquisition system, The Ohio Journal of Science - 1993

    PC based applications in analog communication system design, Journal of Computers in Education Division of American Society for Engineering Education - 1993

    Laboratory experiments in a digital communication systems course, Proceedings, North Central Section Annual Spring Meeting, American Society for Engineering Education - 1992

    Microprocessor based projects in circuit protection and signal detection, Proceedings, Annual Conference on Modeling and Simulation - 1992
    Collaborator: F Fadul

    PC based applications in analog communication system design, Proceedings, American Society for Engineering Education Annual Meeting - 1992

    Signal detection in the presence of noise with amplitude limiters, Proceedings, Frontiers in Education - 1992

    Software simulation for mixed analog/digital circuit design, Proceedings, American Society for Engineering Education Annual Meeting - 1992

    Communication system simulation with tess, Journal of Computers in Education Division of American Society for Engineering Education - 1992

    Computer-aided-design of broadband microwave circuits, Proceedings, Third International Symposium on Recent Advances in Microwave Technology - 1991

    PC usage in a communications systems course, Proceedings, North Central Section Annual Spring Meeting, American Society for Engineering Education - 1991
    Collaborator: Ronald Krahe

    Digital computer based nonlinear complex control systems, Journal of Computers in Education Division of American Society for Engineering Education - 1991
    Collaborator: F Abbas, Co-Author

    Travel Ticket for EMI Filter - 1991

    Digital Electronics Chapter for 8085 Microprocessor Manual - August, 1991

    Simulation results of Signal Conditioning Electronics for Ultrasonic Probe - July, 1991

    Digital computer based nonlinear complex control systems, Proceedings, American Society for Engineering Education Annual Meeting - 1990
    Collaborator: F Fadul, Co-Author

    PSpice as a transmission line filter simulator, Proceedings, North Central Section Annual Spring Meeting, American Society for Engineering Education - 1990
    Collaborator: F Abbas

    Simulation results of Crystal Filters on PSpice - September, 1990

    Simulation results of EMI Line Filters on PSpice, technical report - July, 1990

    ACSL versus analog computer based control systems, Proceedings, North Central Section Annual Spring Meeting, American Society for Engineering Education - 1989
    Collaborator: F Abbas

    Technical reports and memorandums on radar systems and components - 1985

    Education

    M.S.E.E., Electrical Engineering, Syracuse University

    B.E.E., Electrical Engineering, Gannon University