Ronald Chang

Title: The Innovations of Ronald Chang

Introduction

Ronald Chang is a notable inventor based in Fremont, CA, with a significant contribution to the field of data storage technology. He holds 8 patents that showcase his expertise in resistive temperature detection systems used in disk drives. His innovative work has paved the way for advancements in data storage devices.

Latest Patents

One of Ronald's latest patents is titled "Alternating-bias signal resistance detection for resistive temperature detectors in disk drives." This invention involves a data storage device that includes a slider with a resistive temperature detector (RTD). The RTD has a first resistance that is electrically connected to a first amplifier and a series of controlled current sources and switches. The processing devices in this system are designed to control the switches to generate an alternating-bias signal, modulate an input signal, and demodulate an amplified modulated signal to produce a resistance detection signal.

Another significant patent is "Continuous dual path resistance detection for resistive temperature detectors in disk drives." This invention also focuses on a data storage device with a slider and a resistive temperature detector. It features a resistance detection circuit that includes both low and high-frequency paths for DC and AC modes. The processing devices are configured to bias the first resistance, control a pulse generator, and concurrently process high-frequency and low-frequency resistance detection signals.

Career Highlights

Throughout his career, Ronald Chang has worked with prominent companies in the technology sector. He has been associated with Western Digital Technologies, Inc. and Via Technologies, Inc., where he has contributed to the development of innovative data storage solutions.

Collaborations

Ronald has collaborated with several professionals in his field, including John Thomas Contreras and Joey Martin Poss. Their teamwork has led to advancements in the technology surrounding resistive temperature detection.

Conclusion

Ronald Chang's contributions to the field of data storage technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry, driving innovation and improving data storage solutions.