May 2021 – Dec 2025 · 4 yrs 7 mos

• Knowledge about a/b/g/n/ac/ax/be Wi-Fi standards, UL-OFDMA,DL-OFDMA,MU-MIMO systems
• Performance analysis and debugging of RF front end that involved Power Amplifier (PA), Low Noise Amplifier (LNA), co-ex filters, diplexers, couplers and switches.
• Good knowledge of RF test equipment such as spectrum analyzers, network analyzers, signal analyzers etc.
• Develop and implement automated RF test solutions for cellular components such as PAs, LNAs, RF switches, Antenna Tuners.
• Evaluating the performance of PHY layer in wireless LAN scenarios.Measuring and analyzing various transmitting and receiving packets and analyze the radio frequency
• transmitter and receiver performance. Analyze the througput with transport layer protocols like TCP, UDP using iperf tool.
• Carried out the tests: PER, EVM, Throughput, Freq. error, IQ Imbalance, Frequency spur,Current consumption, Antenna diversity, Spectral mask, Sub-band, OOB,ACI, DL/UL OFDMA process etc.
• WLAN STA/AP Testing with 802.11 a/b/g/n/ac standards
• Release testing of WLAN solutions and Log Analysis
• Setting up test beds and other required provision for testing of AP products.
• Expertise on Test plan creation, test bed design and implementation, familiarity with preparing functional and system test plans.
• Process voltage temperature validation
• knowledge on wifi modulation / data rates

Feb 2019 – Feb 2020 · 1 yr · KERALA