Company Filing History:
2 out of 921 
1 out of 11,124 
Years Active: 2007-2026
Title: Innovations of Darwin Cheung
Introduction
Darwin Cheung is an accomplished inventor based in Irvine, CA. He has made significant contributions to the field of electronics, particularly in the development of advanced signal processing technologies. With a total of 3 patents, Cheung has demonstrated his expertise and innovative spirit in creating solutions that enhance device performance.
Latest Patents
Cheung's latest patents include two notable inventions. The first is an "Incremental Delta Modulation for Analog to Digital Converter Signal to Noise Ratio and Linearity Enhancement." This device, such as a SAR ADC device, incorporates a DAC circuit that generates a digital output based on logic circuitry, including SAR logic. The additional logic circuitry features delta modulation circuitry and dynamic element matching circuitry, which work together to improve the overall performance of the device.
The second patent is a "Signal Driving System." This system generates an output that swings between two power supplies, one at approximately 1.2 Volts and the other at about 3.3 Volts. The second power supply, generated externally, allows for a desired common-mode differential output signal range. To protect the elements of the signal driving system from potential damage due to high voltage, protection devices are integrated into the design. This innovation enables a high voltage current mode driver to operate effectively in a low voltage process.
Career Highlights
Throughout his career, Darwin Cheung has worked with prominent companies in the technology sector. He has been associated with Avago Technologies and Broadcom Corporation, where he contributed to various projects that advanced electronic device capabilities. His experience in these organizations has further solidified his reputation as a skilled inventor.
Collaborations
Cheung has collaborated with several talented individuals in his field, including Kareem Abdelghani, Ibraheem Mohamed Ragab, and Xiaofeng Lin. These collaborations have allowed him to share ideas and develop innovative solutions in electronics.
Conclusion
Darwin Cheung's contributions to the field of electronics through his patents and career achievements highlight his innovative mindset and dedication to advancing technology. His work continues to influence the development of electronic devices, making a lasting impact in the industry.