Chia-Cho Wu

Title: Chia-Cho Wu: Innovator in Memory-Based Viterbi Decoding

Introduction

Chia-Cho Wu is a notable inventor based in Pingjhen, Taiwan. He has made significant contributions to the field of convolutional decoding, particularly through his innovative patent related to memory-based Viterbi decoders. His work focuses on enhancing the efficiency of data processing while reducing power consumption.

Latest Patents

Chia-Cho Wu holds a patent for an "Algorithm for a memory-based Viterbi decoder." This invention employs the property of a trace-back path, which indicates that the similarity between two consecutive trace-back paths increases as the data error rate decreases. The method saves the previous trace-back path into a register, allowing for immediate retrieval when the current trace-back path matches the previous one. This approach significantly reduces power consumption by minimizing memory read operations. Additionally, the invention incorporates path prediction, utilizing the relationship between the minimum path metric and consecutive paths to further enhance efficiency.

Career Highlights

Chia-Cho Wu is affiliated with National Yang Ming Chiao Tung University, where he continues to contribute to research and development in his field. His work has garnered attention for its practical applications in improving data decoding processes.

Collaborations

Chia-Cho Wu has collaborated with esteemed colleagues, including Chen-Yi Lee and Chien-Ching Lin. Their joint efforts have further advanced the research in convolutional decoding and related technologies.

Conclusion

Chia-Cho Wu's innovative contributions to memory-based Viterbi decoding exemplify the impact of research on technology and efficiency. His patent not only addresses critical challenges in data processing but also sets a foundation for future advancements in the field.