This inventor holds 5 USPTO granted patents. Top assignee: Princeton Technology Corporation. Active years: 2010-2011.
Company Filing History:
Years Active: 2010-2011
Title: Innovations of Kwo-Wei Chang
Introduction
Kwo-Wei Chang is a notable inventor based in Hsinchu County, Taiwan. He has made significant contributions to the field of digital modulation and demodulation technologies. With a total of five patents to his name, Chang's work has advanced the capabilities of communication systems.
Latest Patents
One of his latest patents is a Gaussian Frequency Shift Keying/Frequency Shift Keying (GFSK/FSK) modulation circuit implemented in a digital manner. This invention includes a frequency divider that divides the frequency of an inputted clock signal to generate a sampling signal. It also features a buffer for storing inputted data, an integrator for processing integration based on the data, and two read-only memories that transfer data according to cosine and sine functions, respectively. Another significant patent is an FSK demodulator that incorporates a band-pass filter, an auto-calibration loop, a phase comparator, and an analog-to-digital converter. This demodulator shifts the phase of an FSK signal to produce a revised signal, while the auto-calibration loop adjusts the center frequency of the band-pass filter.
Career Highlights
Kwo-Wei Chang is currently employed at Princeton Technology Corporation, where he continues to innovate in the field of digital communication technologies. His work has been instrumental in enhancing the performance and reliability of various communication systems.
Collaborations
Chang has collaborated with notable colleagues such as Wen-Jan Lee and Nien-An Kao, contributing to the advancement of technology in their field.
Conclusion
Kwo-Wei Chang's contributions to digital modulation and demodulation technologies have made a significant impact on communication systems. His innovative patents reflect his expertise and dedication to advancing technology.