Company Filing History:
1 out of 5,008 
1 out of 832,843 Years Active: 1993-1994
Title: Charles S. Erickson: Innovator in Programmable Logic Devices
Introduction
Charles S. Erickson is a notable inventor based in Fremont, CA (US). He has made significant contributions to the field of programmable logic devices, holding a total of 2 patents. His work focuses on enhancing the efficiency and speed of arithmetic functions in digital circuits.
Latest Patents
Erickson's latest patents include a logic structure and circuit designed for fast carry in programmable logic devices. These devices incorporate multiple blocks of combinatorial function generators and storage elements, interconnected by a programmable interconnect structure. This innovation addresses the challenges posed by the carry function when processing a large number of bits, which can lead to significant delays or require additional components for high-speed results. The invention provides dedicated hardware within the logic blocks to perform the carry function quickly and with minimal components. It leverages the principle that a carry signal can be propagated to the next more significant bit when the two binary bits being added are unequal, while one of the bits can serve as the carry signal when they are equal.
Career Highlights
Throughout his career, Charles S. Erickson has worked with prominent companies, including Xilinx, Inc. His expertise in programmable logic devices has positioned him as a key figure in the industry, contributing to advancements that enhance digital circuit performance.
Collaborations
Erickson has collaborated with notable professionals in the field, including Hung-Cheng Hsieh and William S. Carter. These collaborations have further enriched his work and contributed to the development of innovative solutions in programmable logic technology.
Conclusion
Charles S. Erickson's contributions to programmable logic devices and his innovative patents have significantly impacted the field of digital electronics. His work continues to influence the design and efficiency of arithmetic functions in modern computing.