Company Filing History:
Years Active: 2014
Title: Chuan-An Chang: Innovator in Recursive Discrete Fourier Transform Systems
Introduction: Chuan-An Chang, an accomplished inventor based in New Taipei, Taiwan, has made significant contributions to the field of digital signal processing. With a focus on developing innovative systems, Chang's work highlights the intersection of mathematics and technology, providing efficient solutions for complex computational problems.
Latest Patents: Chuan-An Chang holds a patent for a "Fixed-coefficient variable prime length recursive discrete Fourier transform system." This innovative system comprises several key components, including a pre-processing device, a real-part computation device, an imaginary-part computation device, and a post-processing device. The pre-processing device efficiently receives N digital input signals, performing an order permutation operation to produce first and second temporal signals, where N is a prime number. Subsequently, the real-part and imaginary-part computation devices utilize discrete cosine/sine transforms to generate additional temporal signals. Finally, the post-processing device synthesizes these signals, yielding N digital output signals that represent the discrete Fourier transform of the original input signals.
Career Highlights: Chuan-An Chang is affiliated with National Cheng Kung University, where he continues to advance research in signal processing and related fields. His expertise contributes significantly to the academic environment, enriching the university's innovative research landscape.
Collaborations: Throughout his career, Chang has collaborated with esteemed colleagues such as Sheau-Fang Lei and Shin-Chi Lai. These partnerships exemplify the spirit of teamwork and innovation, as they work together on projects that push the boundaries of technology.
Conclusion: Chuan-An Chang is a notable figure in the realm of digital signal processing, recognized for his inventive patent in the field of Fourier transform systems. His ongoing research and collaborations signify a commitment to innovation that serves as an inspiration to future inventors and researchers alike.