Won Song CHANG

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Seongnam-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Laser diode driver for multi-level optical signal and multi-level o...
- Patent number 11,923,657
- Issue date Mar 5, 2024
- SOLID, INC.
- Won Song Chang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Auxiliary device for setting wavelength and method for setting opti...
- Patent number 10,763,959
- Issue date Sep 1, 2020
- SOLID, INC.
- Tae Hyeong Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
LASER DIODE DRIVER FOR MULTI-LEVEL OPTICAL SIGNAL AND MULTI-LEVEL O...
- Publication number 20210218222
- Publication date Jul 15, 2021
- SOLiD, INC.
- Won Song CHANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
AUXILIARY DEVICE FOR SETTING WAVELENGTH AND METHOD FOR SETTING OPTI...
- Publication number 20180337728
- Publication date Nov 22, 2018
- SOLID, INC.
- Tae Hyeong KIM
- H04 - ELECTRIC COMMUNICATION TECHNIQUE