Location History:
- Lexington, MA (US) (2002)
- North Andover, MA (US) (2003 - 2005)
Company Filing History:
Years Active: 2002-2005
Title: Hanh Lu: Innovator in Semiconductor Laser Technology
Introduction
Hanh Lu is a prominent inventor based in North Andover, MA (US), known for her significant contributions to semiconductor laser technology. With a total of 4 patents to her name, she has made remarkable advancements in the field, particularly in the development of innovative laser devices.
Latest Patents
Hanh Lu's latest patents include groundbreaking technologies such as the "Distributed feedback laser for isolator-free operation." This integrated semiconductor device features a laser on a substrate, which includes an active layer and a current-induced grating. The design allows for a single-mode output light signal at high data rates exceeding 622 Mb/sec without the need for an isolator. The strong current-induced grating effectively prevents mode hopping between multiple degenerate Bragg modes, ensuring excellent immunity from optical feedback.
Another notable patent is the "Tunable laser device for avoiding optical mode hops." This device comprises a wavelength-tunable laser, specifically a distributed Bragg reflector (DBR) laser. It includes a gain section and a grating section, both featuring active layers and current-induced gratings. This innovative design allows for continuous wavelength tuning without the adverse effects of mode hopping, breaking the degeneracy of the Bragg modes through current injection rather than facet reflection.
Career Highlights
Hanh Lu is currently employed at Corning Lasertron, Incorporated, where she continues to push the boundaries of laser technology. Her work has been instrumental in advancing the capabilities of semiconductor lasers, making them more efficient and reliable for various applications.
Collaborations
Throughout her career, Hanh has collaborated with notable colleagues, including Richard T Sahara and Randal A Salvatore. These partnerships have contributed to her success and the development of her innovative technologies.
Conclusion
Hanh Lu's contributions to semiconductor laser technology exemplify her dedication to innovation and excellence. Her patents reflect her expertise and commitment to advancing the field, making her a significant figure in the world of inventors.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.