Mohamad Abbas Email and Phone Number

● Independent handling, design and implementation of various Analog,Mixed-signal and RF blocks: DACs, ADCs (High speed noise shaping Data converters using 2nd and 3rd order sigma delta modulators), Analog Filters (Based on regular Source Follower and Flipped Voltage Follower), Operational Amplifiers (Telescopic Cascode OPAMP, Folded Cascode OPAMP, Two Stage OPAMP), Comparators, Latches, Calibration DACs (DC Offset Cancellation), Base Band and RF Peak Detectors, Active up conversion Mixers… Show more ● Independent handling, design and implementation of various Analog,Mixed-signal and RF blocks: DACs, ADCs (High speed noise shaping Data converters using 2nd and 3rd order sigma delta modulators), Analog Filters (Based on regular Source Follower and Flipped Voltage Follower), Operational Amplifiers (Telescopic Cascode OPAMP, Folded Cascode OPAMP, Two Stage OPAMP), Comparators, Latches, Calibration DACs (DC Offset Cancellation), Base Band and RF Peak Detectors, Active up conversion Mixers, Power Amplifiers, Power Management Unit (DC-DC Converters: Buck and Boost modes), LDO (Capacitor-Less LDOs).● Worked on technologies: 40nm, 40nmULP, 28nm.● Participated in successful tape-outs (Leading and handling the TX Chain for Wi-Fi 802.11 b, g, n).● Optimization for low-power, high-speed and high-performance analog and mixed-signal circuit design techniques.● Development and use of behavioral models for simulation of analog and mixed-signal circuits using high-level modeling language like Matlab/Simulink and verilog-A.● Team environment collaboration to follow up the design progress by setting up biweekly conference calls with San Diego team. Show less

Worked on WiGig project (60GHz SoC solution):- TX base band: Designed and implemented a current steering digital-to-analog converter (2GHz) and second order Sallen Key low pass filter.- RX base band: Implemented a second order continuous sigma-delta analog-to-digital converter(8 GHz).

● Established VoIP SIP, IPSec VPN connections to carriers, hubs,gateways and mobile operators for interactive SMS and IVR trafficsolutions based on applications linked to premium international numbers(Seychelles range 24898xxxx owned by MEDIATECH).● Established SIP, SMPP and HTTP connections with clients, content providers and TV stations to deliver SMS and IVR traffic.● Technical support and troubleshooting to maintain active and stableinterconnections, testing routes, messaging… Show more ● Established VoIP SIP, IPSec VPN connections to carriers, hubs,gateways and mobile operators for interactive SMS and IVR trafficsolutions based on applications linked to premium international numbers(Seychelles range 24898xxxx owned by MEDIATECH).● Established SIP, SMPP and HTTP connections with clients, content providers and TV stations to deliver SMS and IVR traffic.● Technical support and troubleshooting to maintain active and stableinterconnections, testing routes, messaging platforms. Show less

● Project subject: "Plate-forme de simulation globale pour radar ACC à 77 GHz". Research in collaboration with Autocruise®, presented and discussed as final year project in the Lebanese University, faculty of engineering (III), mention excellent (90/100).

Digital and analog transmission, Microwave transmission concept and its techniques, wave propagation, antenna design study by using state-of-the art simulation and applications used in the switching and transmission premises.

Installation of antennas, Ccnfiguration of IP devices (Microwave and IP technologies), site and profile surveys for point-to-point microwave links.