[Academic Projects]

PCB board design applying signal integrity principle

Board designed to demonstrate switching noise with good and bad layout

Copy of Good_bad_laypout_board_Hexinvertre.pdf

NE555 timer is used as an astable vibrator that drives four LEDs. Series resistance of LEDs are varied to measure the relative brightness and total current drawn from the output pin of 555 timer.

555_timer_board_design.pdf
Crystal oscillator and mechanical switch lab work.pdf
Current_carrying_capacity_transmisisonline.pdf
Switching_nosie_root cause and solution Labwork.pdf

2.4 GHz RF Microstrip bandpass filter for WLAN

For wireless and communication systems, bandpass filter using microstrip coupled line operating at center frequency of 2.4GHz with 10% fractional band width is designed.

2.4GHz_BandpassFilter_design_EM_simulation.pdf

Analysis of TDR to measure low cost Dk constant

My role in this project is to develop method to measure the physical dimension of the board and perform consistency test with the result achieved from measured and ADS simulation result using analytical equation.

Analysis_of_a_TDR_Technique_to_Measure_Dielectric_Constant.pdf

Microstrip patch antenna design


Finl_report_.docx

Published paper in Automation and control

MATLAB and TI DSP processor

Model-Based_Sensored_Field_Oriented_Control_Implementation_for_Permanent_Magnet_Synchronous_Motor.pdf