Troy Mack Email & Phone Number

Expert on Airborne Electronic Devices, Digital Systems, Control Systems

Direct and lead the development of new products and the direction of the company.Performed design and schematic entry of RF cards using PCB123, Proteus, Orcad, and Mentor Graphics.Perform design and Layout of RF cards using PCB123, Proteus, and Orcad.Perform Microchip microcontroller programming using assembly or C.Perform Texas Instrument TMS320C6000 DSP application programming using C/C++.Perform FPGA or PLD design using VHDL.Perform RF module design and development.Perform design for manufacturing and design for test of RF modules.Convert wireline applications to wireless.Leads the design of wireless systems using ASK,FSK, QPSK, TDMA, FDMA, CDMA, GPS, WiFi, and Bluetooth, WiMax technologies.Perform embedded hardware and firmware development, design, integration, and test.Perform digital signal processing algorithmic development and design.Perform image processing hardware/software/firmware development and design.Wrote technical documentations such as BOM, datasheets, etc., for RF modules and website.

Cedar Rapids, Iowa, Us

As SATCOM Project Engineer of the IF Card synthesizer redesign, lead RF design activities, responsible for product design, test and integration of L-Band INMARST SATCOM systems from the system design phase through development, documentation, installation and commissioning of the completed system.As SATCOM Next-Gen Hardware Lead responsible for technical lead of HW design activities.As SATCOM Project Engineer (PE), managed software (SW), hardware(HW), RF and mechanical design efforts across multiple teams and locations.As SATCOM PE, managed resource tool for satellite communication systems HW/SW collateral activities between Melbourne, FL; Cedar Rapids, IA; Seattle, WA; etc., with a yearly overall budget of 2M while managing resources for 115 people and 30 projects.As SATCOM PE, managed Swiftbroadband (TCP/IP, PPP, PPPoE, Broadband Global Area Network (BGAN) Protocol Stack with UMTS and Inmarsat IAI-2) swift64, and Classic Aero for ARINC 741, ARINC 761, and ARINC 781 satellite communication products, new aircraft certifications, product integration and customer engineering problem reports, in direct collaboration with 3rd party suppliers, and resolutions.As SATCOM PE, provided technical leadership in HW/SW design, RF circuits, digital circuits, design verification of HW and SW, and product quality assurance

Cedar Rapids, Iowa, Us

As CEPT-E1 PE, proposed obsolete component replacement that saved the company approximately 1.1 Million dollars and developed Design Plan for the SATCOM CEPT-E1 Respin project. As CEPT-E1 PE, performed system level HyperLynx Multiboad simulation on the SATCOM Satellite Transceiver SRT-2100 using six cards.As Lead DSP Engineer, lead the development, architecture, circuit design, schematic capture, and PCB layout of the latest Rockwell Communication System VHF-2200 radio DSP modem card using the TI 5510 DSP and Actel A3P600 FPGA. As Lead DSP Engineer, wrote VHDL code for Actel A3P600 FPGA to test VHF-2200 modem card’s two ADCs(AD7328) and three DACs(AD5324) analog and digital interfaces. Analog and digital interfaces were tested using internally generated sinusoidal data and clock waveforms, respectively. Used Matlab to generate sinusoidal samples and encoded in VHDL.As Lead DSP Engineer, simulated subsystem and system level Actel FPGA VHDL code using Actel Libero® IDE v8.6 for code development and management, ModelSim for simulation, Synplicity for synthesis, and Actel design manager for layout.As Lead DSP Engineer, performs board level and circuit level simulation and analysis of the VHF-2200 analog and digital circuits using Hyperlink and Pspice based simulation tools.As Lead DSP Engineer, designed VHF-2200 modem card transformer-less audio output circuit relative to ARINC716 requirements and submitted Rockwell Collins patent. Designed audio input circuits.PAs Lead DSP Engineer, performed PSPICE simulation of Audio input and output circuits.As Lead DSP Engineer, performed PSPICE simulation of transformer based RF input circuits.As Lead DSP Engineer, performed PSPICE simulation of RF output I/Q filter circuits.As Lead DSP Engineer, wrote the VHF-2200 Radio Modem Card and Architecture Definition requirements using Subversion and DOORs.

Lisle, Illinois, Us

Taught Embedded Microcontrollers (ECT164 and ECT252) which involve teaching the PIC16F84 architecture, assembly language instruction set, MPLAB IDE, etc.Taught Digital Circuits and Systems (EET122 and EET202) which involve teaching students Boolean algebra, combinational circuits, sequential circuits, memories, computer architectures, VHDL, and their applications using the Altera Max+Plus II and Quartus II software with Altera PLDs (EMP7128SLC84, EMP7160SLC84) and Altera Flex FPGAs.Taught Electronic Control systems (ET249) which involve teaching students various control circuits such as transducers and sensors, signal conditioning, and analog controllers with application to wireline sensory robotic control projects. Taught Signal processing (CET311 and EET350) which involves teaching analog and discrete time signals, Fourier Series, z-transform, Discrete Fourier Transform, Fourier Transform, Laplace Transform, analog and digital filters, and Matlab with emphasis on voice processing, GPS, etc., using the Texas Instrument TMS320C6713 DSP board.Taught biomedical image processing (BMET331) which involves teaching 2D/3D discrete time signals, 2D z-transform, 2D Discrete Fourier Transform, 2D Fourier Transform, 2D digital filters, and Matlab with emphasis on medical image processing using the Texas Instrument TMS320C6713 DSP board.Taught Wide Area Networks with TCP/IP (ECT287) which involve teaching students the details of the seven layer network model, internet protocols, IP protocols, Ethernet, wireless protocols, routers, switches, ATM, Frame relay, LANs, WANs, etc.Taught Electronic Communication Systems (EET435) which involve teaching students various electronic communication circuits and systems, transmission lines, antennas and their applications followed with application to wireless mobile robotic projects. Student robotic project ranked 5th among leading universities in the 2007 ASEE regional conference student poster competition.

Lead the development of several ADSL/ATM daughter cards with no flaws.Contributed to the circuit design and development of 4, 8, and 32 port circuit packs for the AIU system using Mentor Graphics.Developed and tested firmware for the Phillip PXAG37 processor using real time operating system with application to ADSL/POTs/ATM diagnostic code, device layer code, and application layer code for the 4, 8, and 32 port ADSL/POTs/ATM circuit packs using the Texas Instrument digital signal processor based AC5 ADSL chipset.Performed hardware and software development using the following tools and languages: Seehau Emulator Software using the XAG51 POD, Texas Instrument Line Manager and DSP Code Composer, Mentor Graphics, PSPICE, and various Lucent proprietary tools. Languages: Awk, Unix Make, Perl, C, and Java. Operating Systems: Unix, Linux, and Windows. Tested design, interoperability, and performance issues of 4, 8, and 32 port ADSL/POTs/ATM packs in AIU system using various ADSL modems (Westel, Cisco, Alcatel, etc) using the T1.413 ADSL standard and collaborated on technical and non-technical issues with management and project teams.Integrated digital circuit pack (UN186) with 32MHz clocks and TDM data into Xilinx Spartan XCS20 FPGA First to successfully reduce 2 year development schedule for the UN186 circuit pack redesign, FPGA design and simulation, and lab testing by using theory of constraints schedules which were met with no design flaws and thus required only the original art-master spin.Tested circuit packs in system labs.Performed FPGA design for the UN186 using MTI for VHDL simulation, Synopsys FPGA Synthesis, Leonardo FPGA Synthesis, Xilinx FPGA Design Manager and Route.

Doctor Of Philosophy (Ph.D.), Electrical And Computer Engineering

Master'S Degree, Electrical And Computer Engineering

Bachelor'S Degree, Electrical And Computer Engineering