Tien-Hsin Chang

Title: Innovations of Tien-Hsin Chang

Introduction

Tien-Hsin Chang is a notable inventor based in Tainan, Taiwan. He has made significant contributions to the field of digital communications, particularly in the area of reducing PCR jitter in transport streams. With a total of 3 patents to his name, Chang's work has had a considerable impact on the technology used in digital TV receivers.

Latest Patents

One of his latest patents is titled "Receiver for reducing PCR jitter." This invention involves a receiver that demodulates a transport stream into a final output stream. The transport stream consists of multiple symbols, with at least one symbol carrying a program clock reference (PCR) value. The final output stream includes demodulated symbols, each containing several packets. The receiver is equipped with a Reed-Solomon decoder, MPEG memory, and a descrambler, which work together to enhance the throughput rate while reducing bursts of packets in the final output stream.

Another significant patent is the "Demodulator device and demodulation method for reducing PCR jitter." This device is designed for digital TV receivers and includes components such as a symbol-deinterleaver, bit-deinterleaver, demapper, and Viterbi decoder. The device optimizes throughput rates adaptively, ensuring efficient data processing and improved performance in digital communications.

Career Highlights

Tien-Hsin Chang is currently employed at Himax Technologies, Inc., where he continues to innovate and develop technologies that enhance digital communication systems. His expertise in the field has positioned him as a key player in advancing the capabilities of digital TV technology.

Collaborations

Chang collaborates with various professionals in his field, including his coworker Shin-Shiuan Cheng. Their combined efforts contribute to the ongoing development of innovative solutions in digital communications.

Conclusion

Tien-Hsin Chang's contributions to the field of digital communications, particularly through his patents aimed at reducing PCR jitter, highlight his role as a significant inventor. His work at Himax Technologies, Inc. continues to influence advancements in digital TV technology.