Stevanus Darmawan

Title: Stevanus Darmawan and Optical Communications Innovation.

Introduction

Stevanus Darmawan is an inventor based in Chiba, Japan, whose patent work focuses on optical communications and measurement technologies. His disclosed inventions address wavelength measurement and integrated optical transceiver systems. He is associated with Huawei Technologies Co., Ltd. and has 2 patents.

Latest Patents

Darmawan’s listed patents include “Wavelength Measurement Chip and Wavelength Measurement System.” The invention describes an optical chip that splits an incoming electromagnetic-wave signal. One resulting signal passes through two interferometers in sequence, producing outputs that can be compared with the other signal to determine wavelength information through optical-electrical conversion.

His other listed patent, “Integrated Optical Transceiver Apparatus and Optical Line Terminal,” describes an apparatus that integrates optical splitters into a planar lightwave circuit structure. The splitters separate signals at different wavelengths, while optical detectors convert selected output signals into electrical signals. The design is intended for use in an optical line terminal.

Career Highlights

The two inventions reflect work on components for optical networks, including wavelength measurement and signal separation. Together, they address the processing and detection of optical signals in communications equipment.

Collaborations

Darmawan is associated with Huawei Technologies Co., Ltd. His listed coworkers include Shaowu Wang and Qian Wang.

Conclusion

Stevanus Darmawan’s patent portfolio highlights contributions to optical measurement and transceiver technologies that support the handling of signals in optical communications systems.