In-depth knowledge of GSM, CDMA (3GPP2), UMTS/WCDMA/LTE (3GPP), IEEE 802.11, Bluetooth, ISDB-T, DVB, UWB, USB standards and technologies • Extensive hands-on technical experience in: o Cellular handset design and development (CDMA) o Cellular networks (design, deployment and optimization) o PHY, MAC, Network layer designs, simulations and development o Hardware/software architectural designs, system analyses, partitioning o Reconfigurable hardware architectures o Real-time, power-sensitive embedded system development o Embedded DSP programming

Power Management Integrated Circuit (PMIC) design: DC/DC Converters Buck, Boost, Fly-Back, LDO, Charge pump, Bootstrap Capacitor Switching regulator to generate reverse polarity or higher and/or lower voltages. • Analog Circuits designs: Class A, AB, and C amplifiers, voltage follower (Common Collector, Common Drain), Common Gate or Common Base, Common Emitter or Common Source, Telescopic Cascode, Folded Cascode, current mirrors, high dynamic range low voltage cascode current mirrors, differential pairs, Op Amps, PTAT, Band Gap, comparators with hysteresis, LDO, and Feedback systems. • RF Mixers (Gilbert Cells), LNA, VCO, RSSI, high speed logic (ECL & SCL) for prescaler , and oscillator designs. • Monolithic Microwave Integrated Circuit (MMIC) circuit design in BiCMOS & CMOS using Si, SiGe, and GaAs Technology. • Phase Locked Loop (PLL) circuits (Phase Frequency Detector (PFD), PLL Loop Filter, Charge Pump, VCO, Prescaler, and divide by N) and PLL system design (P, P+1) • Chip System level ESD protection to meet HBM, CDM, and MM standards, ESD device protection circuit for input, outputs, drivers, and RF circuits. • Probing de-capped and de-pacified ICs to debug chip’s circuits

Linux • Embedded LINUX • C/C++ • BASH • Php • Perl • DSP/Matlab • Multi Thread RTOS environments • Version Control • PCI • MPEG-2IEEE1394 • Ethernet • DOCSIS • ARM • I2C • VHDL • HDLC • Video/Audio driver development • Firmware development.

• Design, math, UI, database, and server code for interactive content for lottery games • Math: Advanced Excel (using Visual Basic), Simulation (using Palisade @Risk), Slot Designer • Database: MongoDB, MySQL, MS Access • Front-end: Unity 3D, Adobe Flash, Adobe Premier • Languages: C#, Server-side JavaScript, Python, Action Script, Cold Fusion, Visual Basic • Hardware: Raspberry Pi, Arduino, peripherals (bluetooth, video, camera, scanner, etc.)

• Voice-over-Internet Protocol (VoIP) • DSP • Telecommunications • Cellular networks • Packetized networks • Streaming systems • Real-time systems • Timing/synchronization in cellular & other networks • Location/positioning systems • Transcoding between links & networks having multiple timing sources & data rates • Source algorithms • Software • Hardware & implementation

• Automotive Systems, cellular network and protocols (GSM, LTE, 5G) • wireless data networks, high-speed LANs, multithreaded processors, intelligent I/O controllers, objectoriented systems, I/O and OS virtualization, and raster graphics. • instruction set architecture, system busses, cache and associative memories, symmetric multiprocessors, event driven systems, object-oriented systems, I/O protocols and interfaces, and the history of computing. • IEEE 802.11 standard and Wi-Fi products that implement 802.11 • low-power circuit techniques, including both dynamic logic and asynchronous logic. • System busses and I/O control protocols.