Company Filing History:
Years Active: 2012-2016
Title: Innovations of Chenghung Pan in LED Technology
Introduction
Chenghung Pan is an accomplished inventor based in Palo Alto, CA, known for his contributions to LED technology. He holds 2 patents that showcase his innovative approach to driving multiple strings of LEDs efficiently.
Latest Patents
One of his latest patents is the Adaptive Switch Mode LED Driver. This invention provides an intelligent method for managing multiple LED strings. The LED driver determines the optimal current level for each LED channel from a limited set of allowed currents. It then calculates a PWM duty cycle for driving the LEDs, ensuring precise brightness control across the channels. This design minimizes power dissipation in the LDO circuits while maintaining the currents within a limited range. Additionally, a sample and hold LDO allows for PWM control over extreme duty cycles with rapid dynamic response. Fault protection circuitry is also integrated to ensure fault-free startup and operation of the LED driver.
Career Highlights
Chenghung Pan has worked with notable companies such as Iwatt Inc. and Dialog Semiconductor GmbH. His experience in these organizations has contributed significantly to his expertise in LED technology and innovation.
Collaborations
Chenghung has collaborated with talented individuals like Xuecheng Jin and Yu Cheng Chang, further enhancing his work in the field.
Conclusion
Chenghung Pan's innovative contributions to LED technology, particularly through his adaptive switch mode LED driver, highlight his role as a significant inventor in this domain. His work continues to influence the efficiency and effectiveness of LED applications.