This inventor holds 2 USPTO granted patents. Top assignee: Cornell University. Active years: 2021.
Company Filing History:
Years Active: 2021
Title: Sm Islam: Innovator in Deep Ultra-Violet Light Emitting Diodes
Introduction
Sm Islam is a prominent inventor based in Ithaca, NY (US), known for his contributions to the field of light emitting diodes (LEDs). He holds 2 patents that focus on advanced technologies for deep ultra-violet (DUV) LEDs. His work is instrumental in enhancing the efficiency and performance of these devices.
Latest Patents
One of Sm Islam's latest patents is titled "Light Emitting Diodes Using Ultra-Thin Quantum Heterostructures." This invention includes a DUV-LED that features a bottom substrate, a n-contact/injection layer, a p-contact region, and an emitting active region that incorporates at least one GaN quantum heterostructure. The design allows for precise control over the emission wavelength, which is ideally in the range of approximately 219-280 nm. The size of the quantum heterostructures is meticulously controlled through various parameters, including epitaxial deposition time and thermal annealing time.
Another significant patent is "Polarization Field Assisted Heterostructure Design for Efficient Deep Ultra-Violet Light Emitting Diodes." This invention describes a DUV-LED that includes a bottom substrate and a n-contact/injection layer designed to minimize resistive losses and heat generation. The structure features regions that accommodate strain relaxation and provide lateral access with low sheet resistance. The innovative design allows for efficient carrier injection, which lowers the Turn ON voltage of the LEDs and reduces heat generation.
Career Highlights
Sm Islam is affiliated with Cornell University, where he conducts research and development in the field of semiconductor technology. His work has significantly advanced the understanding and application of DUV-LEDs, making him a key figure in this area of innovation.
Collaborations
Throughout his career, Sm Islam has collaborated with notable colleagues, including Vladimir Protasenko and Huili Grace Xing. These partnerships have contributed to the success of his research and the development of cutting-edge technologies in the field.
Conclusion
Sm Islam's innovative work in the realm of deep ultra-violet light emitting diodes showcases his expertise and commitment to advancing technology. His patents reflect a deep understanding of semiconductor physics and engineering, positioning him as a leading inventor in this critical area.