Hamid Ali H.

I am an RF Design/Array Antenna Design Expert and have BSc Electronics Engineering. I got educated in Sweden, Finland and Pakistan & worked in Sweden, Belgium and Pakistan. The tools I use are Agilent ADS, AWR Microwave office for RF Circuit design (Low-Noise Amplifiers, High Power Amplifiers, Mixers, VCOS), CST, Antenna Magnus, Altair Feko and HFSS in array antenna designs for 5G, loT, satellite/radar/vehicular applications. Notable Antenna Array Design projects Include: M-by-N rectangular patch array with corporate feed at 19.45 GHz, 8 patches in the X direction, and 8 patches in the Y direction, 64 Patch Antennas in the array. 2. Cavity-backed slot array with 5 elements with Chebyshev distribution with SLL = -30 dB at 10 GHz. 3. Frequency Selective Surface (FSS) structures simulations in CST (square loop, dipole array, slot array, and Jerusalem cross) at 10 GHz. 4. Planar Log-periodic Dipole array with 19 elements at 1 GHz. 5. Planar triple-band antenna at 2.42/3.42/5.3 GHz. 5b. Printed microstrip-fed Yagi-Uda dipole array at 2.45 GHz with 9.746 dBi gain. 6. Coaxial Cavity Horn (Feed Horn with Focus-fed Parabolic Reflector) Antenna at 1.0875 GHz with 6.848 dBi Directivity. 7. Wire Antennas: Dipole Antenna at 1/15 GHz. Dipole array design at 1 GHz (N = 6). Monopole (quarter wave) antenna at 2.45 GHz. Cross dipole antenna design with balun at 1.8/2.2 GHz (dual band). 8. Dual-Band Slotted Patch Antenna design in CST Studio Suite, Antenna Magnus, and Altair Feko at 26.73 and 36.7 GHz frequencies for 5G Mobile applications (5G band n261 for Base-Stations). PA/LNA design expertise. High-efficiency and high-power power amplifiers in Class AB configuration and using GaN HEMT technology using Macom PDK (CGH40010, CGH40006 transistor) for PA design with greater than 50% PAE and high output power of greater than 40 dBm. Low Noise Amplifier Design at 2.4 GHz using BFG520, ATF55143 Transistors. from Stability, Biasing circuit, Source and Load Reflection coefficient, and input/output matching network design in Agilent ADS. Python and Data Cleaning: I can use Python for data analysis, such as numpy, pandas, Tensorflow, data manipulation and feature extraction, and matplotlib/seaborn for plotting CSV, json, XML and popular data formats. Wordpress Expertise, SEO, Content Creation and Blogging. I can design websites in wordpress, responsive web design, seamless working across all devices sizes, mobile and desktop, theme customization. HTML, CSS and Java Script, PHP and my SQL, Plugin development and optimization, SEO, Keywords research and placement, Google analytics, E commerce integration, payment gateways integration, Debit/Credit cards, Paypal and major payment methods integration, page builders, elementor, Woocommerce, beaver builder, Git proficiency, Hosting management, Blue host, Hostinger and FTP, C panel and domain management, alongwith marketing and sales, lead generation., client satisfaction and timely communication, project and time management and Google analytics. — Ability to create custom themes from scratch or modify existing themes to meet client requirements. Understanding of child themes and best practices for theme development. COTS-Based RF System Design: I can use my project management skills to provide start-to-finish project services and assist in procuring equipment and RF/Electronics components from Asia to the rest of the world, specifically RF equipment, amplifiers, attenuators, RF Microwave PCBs, and dielectric materials such as rogers replacements. 1. Fixed attenuators/loads up to 110GHz, max. power 2000W 2. Power Dividers, RF couplers ultra wide band, up to 50GHz 3. Cable assemblies/adapters: up to 110GHz 4. PIN solid state RF switch/Coaxial RF switch 5. Isolators/Circulators: up to 40GHz. 6. DC Blocks, RF detectors, Waveguide to Coax adapters 7. RF Filters: Low pass, High/Band pass, Band reject, SAW/BAW, Microstrip. 8. Antennas: Dipole, Patch. Horn, LPDA, Slot array, FSS, Vivaldi single and patch array (8*8) 64 elements, arrays design 9. RF FrontEnd Solutions: RFFE Chips, beamforming ICs, Mixers design (Single/Double Balanced Mixers), VCOs, Filters (RF, IF), ADC, FPGA, MPSoc (ZCU102) Procurement, Integration and COTS-based System Design and development. 10. RF System Design Simulations in ADS, Link-budget and Path-loss model for Satcom links in Ansys STK Internet-of-things: I develop Internet-of-things solutions, MQTT, CoAP, HTTP, Websocket, /Application Layer protocols, AWS loT, GCP, D2D solutions, wired (UART, SPI, I2C) and wireless (Zigbee, RF, Bluetooth, NB-loT, LoRawan, Sigfox, Zwave, 3G/4G. GSM, Wi-Fi, WLAN), esp32, esp8266, dragonboard410c, Arduino mini/mega, raspberry pi, Restful API, edge AI devices, Real-time operating systems (RTOS) & microcontroller based embedded solutions. Consult me for IEEE papers writing, academic paper writing or Electronics & Radio frequency, Antenna, loT design projects, Blog, Reports, Posts, Content creation