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Electronic
Hardware Design
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Wireless interfaces - Zigbee, Wifi, Waveniss, cellular modem, wireless serial port,
embedded antennas, remote control, support for FCC and IC certification
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Microcontrollers and Digital
Signal Processors: Atmel AVR, Microchip PIC, ARM7, ARM9, 8051, Analog
Devices Sharc 2106x, TI TMS320C3x and C4x
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Analog and Interface Circuitry:
A/D and D/A converters and signal conditioning, phase-locked loops (PLL),
passive and active filters, oscillators, amplifiers, switching power
supplies, antennas, ultrasonic transducers, fiber optics
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High-Speed Digital Circuitry:
CMOS and PECL logic up to 2 GHz, multiple supply voltages, transmission
line effects and terminations
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PLD and FPGA Design: Xilinx and Intel/Altera
CPLD and FPGA devices developed in Verilog
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Mixed-Signal Circuit and PCB
Design: local power supply isolation and filtering, ground plane cutting,
electromagnetic shielding
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Bus and Card Standards: PCI, cPCI, PMC, VME, PC104, ISA
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Printed Circuit Boards: In house
design for 2 to 6 layer boards, subcontracting for larger multilayer
designs, surface mount technology (SMT) with 0402, TQPF, and BGA packages
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Digital direct synthesizers
(DDS), high-speed A/D and D/A converters, IF signal conditioning and
filtering
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Software
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Embedded microcontroller
applications in C
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User libraries and example code
in assembly language and C
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Test programs and diagnostics
for debugging and production test
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Software-Defined Radio
Techniques: dynamic range (SFDR) and intermodulation (IMD) measurement,
software algorithms for baseband I/Q modulation, demodulation, filtering
and automatic gain control (AGC)
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Digital Signal Processing: FIR
and IIR design, FFTs and windowing, PID control loops
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