This inventor holds 1 USPTO granted patent and 1 published patent application and 1 EPO patent. Top assignee: Yangtze Optical Fibre and Cable Joint Stock Limited Company. Active years: 2023.
Company Filing History:
Years Active: 2023
Title: Changkun Yan: Innovator in Optical Fiber Technology
Introduction
Changkun Yan is a prominent inventor based in Hubei, China. He is known for his significant contributions to the field of optical fiber technology. With a focus on developing advanced materials, Yan has made strides in enhancing the performance of optical fibers.
Latest Patents
Changkun Yan holds a patent for a low-dispersion single-mode optical fiber. This innovative fiber includes a core and claddings that cover the core. The core layer has a radius ranging from 3-5 μm and a relative refractive index difference between 0.15% and 0.45%. The claddings consist of a first depressed cladding, a raised cladding, a second depressed cladding, and an outer cladding arranged sequentially from inside to outside. The first depressed cladding has a unilateral width ranging from 2-7 μm and a relative refractive index difference between -0.4% and 0.03%. The raised cladding has a unilateral width of 2-7 μm and a relative refractive index difference between 0.05% and 0.20%. The second depressed cladding has a unilateral width ranging from 0-8 μm and a relative refractive index difference between 0% and -0.2%. The outer cladding is made of pure silicon dioxide glass.
Career Highlights
Changkun Yan is associated with the Yangtze Optical Fibre and Cable Joint Stock Limited Company. His work at this company has been instrumental in advancing optical fiber technology. His innovative approach has led to the development of high-performance optical fibers that are crucial for modern telecommunications.
Collaborations
Changkun Yan has collaborated with notable colleagues, including Wufeng Xiao and Runhan Wang. These collaborations have fostered a productive environment for innovation and research in optical fiber technology.
Conclusion
Changkun Yan's contributions to the field of optical fiber technology exemplify the impact of innovation on modern communication systems. His patented low-dispersion single-mode optical fiber represents a significant advancement in the industry.