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

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

Other, Electrical Engineering, Syracuse University

Other, Electrical Engineering, Gannon University