Ibrahim MOHSEN

Part of the Electronic team of the BRAIN Division-Connect Product Line, in charge of Key projects: -Access Entry system: Phone As a Key (PAAK) based on BLE/UWB for Stellantis. -Innovation platform: UWB Radar for Life/Child Presence Detector (CPD). -Redesign of a Keyfob 434MHz for Ford and a TPMS/RKE receiver for Stellantis. Deliverables: -Designed the RF architecture of access modules, including component selection, simulation, and BOM (Bill of Materials) optimization. -Documented design justifications to ensure compliance with standards and specifications. -Collaborated with software, mechanical teams to ensure the system integration. -Contributed to design reviews and prepared technical input for tender responses. -Performed RF testing, with detailed test documentation and analysis reports. -Provided support to EMC, validation, certification, and production teams. -Component Shortage and Obsolescence Management.

Assignment at Alstom-Saint Ouen. Assigned to the Digital Communication Systems team, in charge of Project: NEOMMA - Renewal and Automation of the Marseille Metro Radio design of the Communications-Based Train Control (CBTC) and Multimedia systems -Technical specification and selection of modems for train- ground communications. -Link budget analysis, antenna configuration, and radio surveys to optimize access point placement. -Design of the Radio Network Layout based on track geometry. -Documentation drafting, including interface definitions, train-to-ground network architecture, and test reports.

Assignment at Parrot-Paris. Assigned to the RF and Connectivity team, in charge of Project: Drone Anafi2 -Optimized GPS signal chain, focusing on gain, noise figure, impedance matching, and Carrier-to-Noise Ratio (CNR). -Fine-tuned Wi-Fi modules to optimize sensitivity and power.

Assignment at Sagemcom-Rueil Malmaison. Assigned to the Modem-router R&D team, in charge of -Performed RF measurements, investigated and resolved RF performance issues to improve Wi-Fi signal quality including transmit power and sensitivity.

Assignment at chez Valeo-Créteil. Assigned to the Access team, in charge of -Designed RF Sub-GHz electronic boards for Keyfobs. -Performed RF matching and tuning and RF characterizations.

Radiofrequency System for Lateral Vehicle Positioning on Roadways -Designed and implemented a complete RF transmission/reception chain. -Developed passive road-embedded transponders to enable interaction between infrastructure and onboard vehicle transceiver. -Created a positioning algorithm based on Phase Difference of Arrival (PDoA) to determine the vehicle’s lateral position relative to transponders.